menu_controller.cc revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/menu/menu_controller.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 77d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)#if defined(OS_WIN) 87d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)#include <windowsx.h> 97d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles)#endif 107d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/i18n/case_conversion.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/i18n/rtl.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/run_loop.h" 14868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/utf_string_conversions.h" 15eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/time/time.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/base/dragdrop/drag_utils.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/base/dragdrop/os_exchange_data.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/base/l10n/l10n_util.h" 19d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "ui/events/event_constants.h" 20d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "ui/events/event_utils.h" 21d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "ui/events/keycodes/keyboard_codes.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/canvas.h" 23424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)#include "ui/gfx/native_widget_types.h" 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/screen.h" 25424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)#include "ui/gfx/vector2d.h" 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/native_theme/native_theme.h" 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/button/menu_button.h" 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/menu/menu_config.h" 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/menu/menu_controller_delegate.h" 30424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)#include "ui/views/controls/menu/menu_host_root_view.h" 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/menu/menu_scroll_view_container.h" 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/menu/submenu_view.h" 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/drag_utils.h" 34424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)#include "ui/views/event_utils.h" 35424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)#include "ui/views/focus/view_storage.h" 36424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)#include "ui/views/mouse_constants.h" 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/view_constants.h" 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/views_delegate.h" 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/widget/root_view.h" 401e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)#include "ui/views/widget/tooltip_manager.h" 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/widget/widget.h" 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(USE_AURA) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/aura/env.h" 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/aura/root_window.h" 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 48c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#if defined(OS_WIN) 49a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)#include "ui/views/win/hwnd_message_handler.h" 50c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "ui/views/win/hwnd_util.h" 51c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#endif 52c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(USE_X11) 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <X11/Xlib.h> 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::Time; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::TimeDelta; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using ui::OSExchangeData; 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Period of the scroll timer (in milliseconds). 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static const int kScrollTimerMS = 30; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Amount of time from when the drop exits the menu and the menu is hidden. 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static const int kCloseOnExitTime = 1200; 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// If a context menu is invoked by touch, we shift the menu by this offset so 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// that the finger does not obscure the menu. 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static const int kCenteredContextMenuYOffset = -15; 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace views { 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// When showing context menu on mouse down, the user might accidentally select 76c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// the menu item on the subsequent mouse up. To prevent this, we add the 77c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// following delay before the user is able to select an item. 78424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)static int menu_selection_hold_time_ms = kMinimumMsPressedToActivate; 79c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The spacing offset for the bubble tip. 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int kBubbleTipSizeLeftRight = 12; 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const int kBubbleTipSizeTopBottom = 11; 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 84424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)// The maximum distance (in DIPS) that the mouse can be moved before it should 85424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)// trigger a mouse menu item activation (regardless of how long the menu has 86424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)// been showing). 87424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)const float kMaximumLengthMovedToActivate = 4.0f; 88424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns true if the mnemonic of |menu| matches key. 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MatchesMnemonic(MenuItemView* menu, char16 key) { 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return menu->GetMnemonic() == key; 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns true if |menu| doesn't have a mnemonic and first character of the its 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// title is |key|. 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool TitleMatchesMnemonic(MenuItemView* menu, char16 key) { 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu->GetMnemonic()) 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string16 lower_title = base::i18n::ToLower(menu->title()); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return !lower_title.empty() && lower_title[0] == key; 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns the first descendant of |view| that is hot tracked. 107a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)static CustomButton* GetFirstHotTrackedView(View* view) { 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!view) 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 110a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* button = CustomButton::AsCustomButton(view); 111a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (button) { 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (button->IsHotTracked()) 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return button; 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int i = 0; i < view->child_count(); ++i) { 117a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* hot_view = GetFirstHotTrackedView(view->child_at(i)); 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (hot_view) 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return hot_view; 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Recurses through the child views of |view| returning the first view starting 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// at |start| that is focusable. A value of -1 for |start| indicates to start at 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the first view (if |forward| is false, iterating starts at the last view). If 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// |forward| is true the children are considered first to last, otherwise last 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// to first. 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static View* GetFirstFocusableView(View* view, int start, bool forward) { 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (forward) { 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int i = start == -1 ? 0 : start; i < view->child_count(); ++i) { 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* deepest = GetFirstFocusableView(view->child_at(i), -1, forward); 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (deepest) 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return deepest; 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int i = start == -1 ? view->child_count() - 1 : start; i >= 0; --i) { 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* deepest = GetFirstFocusableView(view->child_at(i), -1, forward); 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (deepest) 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return deepest; 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return view->IsFocusable() ? view : NULL; 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns the first child of |start| that is focusable. 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static View* GetInitialFocusableView(View* start, bool forward) { 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return GetFirstFocusableView(start, -1, forward); 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns the next view after |start_at| that is focusable. Returns NULL if 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// there are no focusable children of |ancestor| after |start_at|. 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static View* GetNextFocusableView(View* ancestor, 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* start_at, 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool forward) { 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(ancestor->Contains(start_at)); 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* parent = start_at; 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) do { 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* new_parent = parent->parent(); 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int index = new_parent->GetIndexOf(parent); 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) index += forward ? 1 : -1; 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (forward || index != -1) { 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* next = GetFirstFocusableView(new_parent, index, forward); 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (next) 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return next; 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) parent = new_parent; 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } while (parent != ancestor); 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// MenuScrollTask -------------------------------------------------------------- 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// MenuScrollTask is used when the SubmenuView does not all fit on screen and 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the mouse is over the scroll up/down buttons. MenuScrollTask schedules 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// itself with a RepeatingTimer. When Run is invoked MenuScrollTask scrolls 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// appropriately. 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class MenuController::MenuScrollTask { 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuScrollTask() : submenu_(NULL), is_scrolling_up_(false), start_y_(0) { 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixels_per_second_ = MenuItemView::pref_menu_height() * 20; 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Update(const MenuController::MenuPart& part) { 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.is_scroll()) { 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopScrolling(); 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(part.submenu); 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* new_menu = part.submenu; 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool new_is_up = (part.type == MenuController::MenuPart::SCROLL_UP); 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (new_menu == submenu_ && is_scrolling_up_ == new_is_up) 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) start_scroll_time_ = base::Time::Now(); 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) start_y_ = part.submenu->GetVisibleBounds().y(); 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) submenu_ = new_menu; 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) is_scrolling_up_ = new_is_up; 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!scrolling_timer_.IsRunning()) { 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scrolling_timer_.Start(FROM_HERE, 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TimeDelta::FromMilliseconds(kScrollTimerMS), 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this, &MenuScrollTask::Run); 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void StopScrolling() { 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (scrolling_timer_.IsRunning()) { 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scrolling_timer_.Stop(); 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) submenu_ = NULL; 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The menu being scrolled. Returns null if not scrolling. 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* submenu() const { return submenu_; } 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Run() { 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(submenu_); 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Rect vis_rect = submenu_->GetVisibleBounds(); 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int delta_y = static_cast<int>( 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (base::Time::Now() - start_scroll_time_).InMilliseconds() * 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pixels_per_second_ / 1000); 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) vis_rect.set_y(is_scrolling_up_ ? 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::max(0, start_y_ - delta_y) : 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::min(submenu_->height() - vis_rect.height(), start_y_ + delta_y)); 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) submenu_->ScrollRectToVisible(vis_rect); 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // SubmenuView being scrolled. 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* submenu_; 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Direction scrolling. 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_scrolling_up_; 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Timer to periodically scroll. 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::RepeatingTimer<MenuScrollTask> scrolling_timer_; 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Time we started scrolling at. 2415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Time start_scroll_time_; 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // How many pixels to scroll per second. 2445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int pixels_per_second_; 2455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Y-coordinate of submenu_view_ when scrolling started. 2475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int start_y_; 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(MenuScrollTask); 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// MenuController:SelectByCharDetails ---------------------------------------- 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)struct MenuController::SelectByCharDetails { 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SelectByCharDetails() 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : first_match(-1), 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) has_multiple(false), 2585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) index_of_item(-1), 2595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_match(-1) { 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Index of the first menu with the specified mnemonic. 2635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int first_match; 2645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If true there are multiple menu items with the same mnemonic. 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool has_multiple; 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Index of the selected item; may remain -1. 2695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int index_of_item; 2705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If there are multiple matches this is the index of the item after the 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // currently selected item whose mnemonic matches. This may remain -1 even 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // though there are matches. 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int next_match; 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// MenuController:State ------------------------------------------------------ 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::State::State() 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : item(NULL), 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) submenu_open(false), 282424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) anchor(MenuItemView::TOPLEFT), 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context_menu(false) {} 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::State::~State() {} 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// MenuController ------------------------------------------------------------ 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController* MenuController::active_instance_ = NULL; 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController* MenuController::GetActiveInstance() { 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return active_instance_; 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuItemView* MenuController::Run(Widget* parent, 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuButton* button, 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* root, 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Rect& bounds, 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::AnchorPosition position, 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool context_menu, 3032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int* result_event_flags) { 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) exit_type_ = EXIT_NONE; 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) possible_drag_ = false; 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drag_in_progress_ = false; 3072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) closing_event_time_ = base::TimeDelta(); 308c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) menu_start_time_ = base::TimeTicks::Now(); 309424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) menu_start_mouse_press_loc_ = gfx::Point(); 310c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 311c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // If we are shown on mouse press, we will eat the subsequent mouse down and 312c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // the parent widget will not be able to reset its state (it might have mouse 313c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // capture from the mouse down). So we clear its state here. 314424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (parent) { 315424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View* root_view = parent->GetRootView(); 316424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (root_view) { 317424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) root_view->SetMouseHandler(NULL); 318424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) const ui::Event* event = 319424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) static_cast<internal::RootView*>(root_view)->current_event(); 320424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (event && event->type() == ui::ET_MOUSE_PRESSED) { 321424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::Point screen_loc( 322424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) static_cast<const ui::MouseEvent*>(event)->location()); 323424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View::ConvertPointToScreen( 324424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) static_cast<View*>(event->target()), &screen_loc); 325424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) menu_start_mouse_press_loc_ = screen_loc; 326424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 327424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 328424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 3295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool nested_menu = showing_; 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (showing_) { 3325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Only support nesting of blocking_run menus, nesting of 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // blocking/non-blocking shouldn't be needed. 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(blocking_run_); 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We're already showing, push the current state. 3375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_stack_.push_back(state_); 3385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The context menu should be owned by the same parent. 3405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_EQ(owner_, parent); 3415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_ = true; 3435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Reset current state. 3465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_ = State(); 3475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_ = State(); 3485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateInitialLocation(bounds, position, context_menu); 3495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (owner_) 3512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) owner_->RemoveObserver(this); 3525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) owner_ = parent; 3532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (owner_) 3542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) owner_->AddObserver(this); 3555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Set the selection, which opens the initial menu. 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(root, SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!blocking_run_) { 3605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Start the timer to hide the menu. This is needed as we get no 3615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // notification when the drag has finished. 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StartCancelAllTimer(); 3635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 3645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (button) 3675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_button_ = button; 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Make sure Chrome doesn't attempt to shut down while the menu is showing. 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (ViewsDelegate::views_delegate) 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ViewsDelegate::views_delegate->AddRef(); 3725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We need to turn on nestable tasks as in some situations (pressing alt-f for 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // one) the menus are run from a task. If we don't do this and are invoked 3755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // from a task none of the tasks we schedule are processed and the menu 3765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // appears totally broken. 3775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) message_loop_depth_++; 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_LE(message_loop_depth_, 2); 3792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RunMessageLoop(nested_menu); 3805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) message_loop_depth_--; 3815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (ViewsDelegate::views_delegate) 3835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ViewsDelegate::views_delegate->ReleaseRef(); 3845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Close any open menus. 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(NULL, SELECTION_UPDATE_IMMEDIATELY | SELECTION_EXIT); 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 388a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)#if defined(OS_WIN) && defined(USE_AURA) 389a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // On Windows, if we select the menu item by touch and if the window at the 390a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // location is another window on the same thread, that window gets a 391a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // WM_MOUSEACTIVATE message and ends up activating itself, which is not 392a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // correct. We workaround this by setting a property on the window at the 393a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // current cursor location. We check for this property in our 394a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // WM_MOUSEACTIVATE handler and don't activate the window if the property is 395a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) // set. 396a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (item_selected_by_touch_) { 397a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) item_selected_by_touch_ = false; 398a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) POINT cursor_pos; 399a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) ::GetCursorPos(&cursor_pos); 400a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) HWND window = ::WindowFromPoint(cursor_pos); 401a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (::GetWindowThreadProcessId(window, NULL) == 402a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) ::GetCurrentThreadId()) { 403a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) ::SetProp(window, views::kIgnoreTouchMouseActivateForWindow, 404a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) reinterpret_cast<HANDLE>(true)); 405a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) } 406a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) } 407a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)#endif 408a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) 4095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (nested_menu) { 4105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!menu_stack_.empty()); 4115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We're running from within a menu, restore the previous state. 4125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The menus are already showing, so we don't have to show them. 4135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_ = menu_stack_.back(); 4145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_ = menu_stack_.back(); 4155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_stack_.pop_back(); 4165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 4175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_ = false; 4185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) did_capture_ = false; 4195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* result = result_; 4225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // In case we're nested, reset result_. 4235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) result_ = NULL; 4245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (result_event_flags) 4262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) *result_event_flags = accept_event_flags_; 4275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (exit_type_ == EXIT_OUTERMOST) { 4295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetExitType(EXIT_NONE); 4305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 4315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (nested_menu && result) { 4325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We're nested and about to return a value. The caller might enter 4335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // another blocking loop. We need to make sure all menus are hidden 4345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // before that happens otherwise the menus will stay on screen. 4355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseAllNestedMenus(); 4365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(NULL, SELECTION_UPDATE_IMMEDIATELY | SELECTION_EXIT); 4375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Set exit_all_, which makes sure all nested loops exit immediately. 4395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (exit_type_ != EXIT_DESTROYED) 4405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetExitType(EXIT_ALL); 4415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If we stopped running because one of the menus was destroyed chances are 4455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the button was also destroyed. 4465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (exit_type_ != EXIT_DESTROYED && menu_button_) { 4472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) menu_button_->SetState(CustomButton::STATE_NORMAL); 4485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_button_->SchedulePaint(); 4495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return result; 4515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::Cancel(ExitType type) { 4545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If the menu has already been destroyed, no further cancellation is 4555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // needed. We especially don't want to set the |exit_type_| to a lesser 4565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // value. 4575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (exit_type_ == EXIT_DESTROYED || exit_type_ == type) 4585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 4595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!showing_) { 4615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This occurs if we're in the process of notifying the delegate for a drop 4625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // and the delegate cancels us. 4635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 4645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* selected = state_.item; 4675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetExitType(type); 4685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendMouseCaptureLostToActiveView(); 4705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Hide windows immediately. 4725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(NULL, SELECTION_UPDATE_IMMEDIATELY | SELECTION_EXIT); 4735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!blocking_run_) { 4755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If we didn't block the caller we need to notify the menu, which 4765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // triggers deleting us. 4775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(selected); 4785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_ = false; 4795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delegate_->DropMenuClosed( 4805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) internal::MenuControllerDelegate::NOTIFY_DELEGATE, 4815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) selected->GetRootMenuItem()); 4825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // WARNING: the call to MenuClosed deletes us. 4835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 4845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnMousePressed(SubmenuView* source, 4885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseEvent& event) { 4895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelectionOnPointerDown(source, event); 4905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnMouseDragged(SubmenuView* source, 4935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseEvent& event) { 4945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part = GetMenuPart(source, event.location()); 4955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateScrolling(part); 4965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!blocking_run_) 4985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 4995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (possible_drag_) { 5015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (View::ExceededDragThreshold(event.location() - press_pt_)) 5025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StartDrag(source, press_pt_); 5035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* mouse_menu = NULL; 5065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.type == MenuPart::MENU_ITEM) { 5075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.menu) 5085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part.menu = source->GetMenuItem(); 5095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 5105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mouse_menu = part.menu; 5115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(part.menu ? part.menu : state_.item, SELECTION_OPEN_SUBMENU); 5125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (part.type == MenuPart::NONE) { 5135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ShowSiblingMenu(source, event.location()); 5145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateActiveMouseView(source, event, mouse_menu); 5165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnMouseReleased(SubmenuView* source, 5195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseEvent& event) { 5205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!blocking_run_) 5215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(state_.item); 5245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) possible_drag_ = false; 5255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(blocking_run_); 5265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part = GetMenuPart(source, event.location()); 5272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (event.IsRightMouseButton() && part.type == MenuPart::MENU_ITEM) { 5282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MenuItemView* menu = part.menu; 5292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // |menu| is NULL means this event is from an empty menu or a separator. 5302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If it is from an empty menu, use parent context menu instead of that. 5312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (menu == NULL && 5322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) part.submenu->child_count() == 1 && 533424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) part.submenu->child_at(0)->id() == MenuItemView::kEmptyMenuItemViewID) { 5342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) menu = part.parent; 535424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 5362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 5377d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) if (menu != NULL && ShowContextMenu(menu, source, event, 5387d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) ui::MENU_SOURCE_MOUSE)) 5395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We can use Ctrl+click or the middle mouse button to recursively open urls 5435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // for selected folder menu items. If it's only a left click, show the 5445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // contents of the folder. 5455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.is_scroll() && part.menu && 5465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !(part.menu->HasSubmenu() && 5475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (event.flags() & ui::EF_LEFT_MOUSE_BUTTON))) { 548424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (GetActiveMouseView()) { 5495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendMouseReleaseToActiveView(source, event); 5505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 552424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // If a mouse release was received quickly after showing. 553424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) base::TimeDelta time_shown = base::TimeTicks::Now() - menu_start_time_; 554424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (time_shown.InMilliseconds() < menu_selection_hold_time_ms) { 555424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // And it wasn't far from the mouse press location. 556424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::Point screen_loc(event.location()); 557424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View::ConvertPointToScreen(source->GetScrollViewContainer(), &screen_loc); 558424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::Vector2d moved = screen_loc - menu_start_mouse_press_loc_; 559424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (moved.Length() < kMaximumLengthMovedToActivate) { 560424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // Ignore the mouse release as it was likely this menu was shown under 561424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // the mouse and the action was just a normal click. 562424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) return; 563424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 564424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 5652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (part.menu->GetDelegate()->ShouldExecuteCommandWithoutClosingMenu( 5662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) part.menu->GetCommand(), event)) { 5672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) part.menu->GetDelegate()->ExecuteCommand(part.menu->GetCommand(), 5682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) event.flags()); 5692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 5702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 5715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.menu->NonIconChildViewsCount() && 5725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part.menu->GetDelegate()->IsTriggerableEvent(part.menu, event)) { 573424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) base::TimeDelta shown_time = base::TimeTicks::Now() - menu_start_time_; 574c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (!state_.context_menu || !View::ShouldShowContextMenuOnMousePress() || 575424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) shown_time.InMilliseconds() > menu_selection_hold_time_ms) { 576c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) Accept(part.menu, event.flags()); 577424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 5785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 5795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (part.type == MenuPart::MENU_ITEM) { 5815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // User either clicked on empty space, or a menu that has children. 5825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(part.menu ? part.menu : state_.item, 5835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 5845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 5855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendMouseCaptureLostToActiveView(); 5865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnMouseMoved(SubmenuView* source, 5895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseEvent& event) { 5905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HandleMouseLocation(source, event.location()); 5915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnMouseEntered(SubmenuView* source, 5945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseEvent& event) { 5955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // MouseEntered is always followed by a mouse moved, so don't need to 5965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // do anything here. 5975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 5985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 59968043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles)#if defined(USE_AURA) 6005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::OnMouseWheel(SubmenuView* source, 6015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseWheelEvent& event) { 6025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part = GetMenuPart(source, event.location()); 6035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return part.submenu && part.submenu->OnMouseWheel(event); 6045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 6055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 6065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void MenuController::OnGestureEvent(SubmenuView* source, 6082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ui::GestureEvent* event) { 6095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part = GetMenuPart(source, event->location()); 6105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (event->type() == ui::ET_GESTURE_TAP_DOWN) { 6115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelectionOnPointerDown(source, *event); 6122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) event->StopPropagation(); 6135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (event->type() == ui::ET_GESTURE_LONG_PRESS) { 6145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.type == MenuPart::MENU_ITEM && part.menu) { 6157d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) if (ShowContextMenu(part.menu, source, *event, ui::MENU_SOURCE_TOUCH)) 6162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) event->StopPropagation(); 6175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (event->type() == ui::ET_GESTURE_TAP) { 6195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.is_scroll() && part.menu && 6205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !(part.menu->HasSubmenu())) { 6215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.menu->GetDelegate()->IsTriggerableEvent( 6225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part.menu, *event)) { 6232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Accept(part.menu, event->flags()); 624a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) item_selected_by_touch_ = true; 6255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) event->StopPropagation(); 6275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (part.type == MenuPart::MENU_ITEM) { 6285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // User either tapped on empty space, or a menu that has children. 6295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(part.menu ? part.menu : state_.item, 6305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 6312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) event->StopPropagation(); 6325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (event->type() == ui::ET_GESTURE_TAP_CANCEL && 6342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) part.menu && 6352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) part.type == MenuPart::MENU_ITEM) { 6362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Move the selection to the parent menu so that the selection in the 6372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // current menu is unset. Make sure the submenu remains open by sending the 6382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // appropriate SetSelectionTypes flags. 6392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SetSelection(part.menu->GetParentMenuItem(), 6402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 6412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) event->StopPropagation(); 6422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 6432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 6442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (event->stopped_propagation()) 6452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 6462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 6475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.submenu) 6482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 6492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) part.submenu->OnGestureEvent(event); 6505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 6515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::GetDropFormats( 6535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* source, 6545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int* formats, 6555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::set<OSExchangeData::CustomFormat>* custom_formats) { 6565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return source->GetMenuItem()->GetDelegate()->GetDropFormats( 6575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->GetMenuItem(), formats, custom_formats); 6585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 6595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::AreDropTypesRequired(SubmenuView* source) { 6615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return source->GetMenuItem()->GetDelegate()->AreDropTypesRequired( 6625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->GetMenuItem()); 6635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 6645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::CanDrop(SubmenuView* source, const OSExchangeData& data) { 6665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return source->GetMenuItem()->GetDelegate()->CanDrop(source->GetMenuItem(), 6675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) data); 6685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 6695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnDragEntered(SubmenuView* source, 6715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::DropTargetEvent& event) { 6725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) valid_drop_coordinates_ = false; 6735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 6745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int MenuController::OnDragUpdated(SubmenuView* source, 6765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::DropTargetEvent& event) { 6775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopCancelAllTimer(); 6785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point screen_loc(event.location()); 6805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(source, &screen_loc); 6815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (valid_drop_coordinates_ && screen_loc == drop_pt_) 6825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return last_drop_operation_; 6835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_pt_ = screen_loc; 6845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) valid_drop_coordinates_ = true; 6855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 6865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* menu_item = GetMenuItemAt(source, event.x(), event.y()); 6875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool over_empty_menu = false; 6885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!menu_item) { 6895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // See if we're over an empty menu. 6905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_item = GetEmptyMenuItemAt(source, event.x(), event.y()); 6915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_item) 6925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) over_empty_menu = true; 6935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 6945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuDelegate::DropPosition drop_position = MenuDelegate::DROP_NONE; 6955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int drop_operation = ui::DragDropTypes::DRAG_NONE; 6965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_item) { 6975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point menu_item_loc(event.location()); 6985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToTarget(source, menu_item, &menu_item_loc); 6995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* query_menu_item; 7005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!over_empty_menu) { 7015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int menu_item_height = menu_item->height(); 7025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_item->HasSubmenu() && 7035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (menu_item_loc.y() > kDropBetweenPixels && 7045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_item_loc.y() < (menu_item_height - kDropBetweenPixels))) { 7055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_position = MenuDelegate::DROP_ON; 7065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 7075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_position = (menu_item_loc.y() < menu_item_height / 2) ? 7085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuDelegate::DROP_BEFORE : MenuDelegate::DROP_AFTER; 7095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) query_menu_item = menu_item; 7115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 7125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) query_menu_item = menu_item->GetParentMenuItem(); 7135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_position = MenuDelegate::DROP_ON; 7145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_operation = menu_item->GetDelegate()->GetDropOperation( 7165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) query_menu_item, event, &drop_position); 7175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If the menu has a submenu, schedule the submenu to open. 7195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(menu_item, menu_item->HasSubmenu() ? SELECTION_OPEN_SUBMENU : 7205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_DEFAULT); 7215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (drop_position == MenuDelegate::DROP_NONE || 7235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_operation == ui::DragDropTypes::DRAG_NONE) 7245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_item = NULL; 7255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 7265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(source->GetMenuItem(), SELECTION_OPEN_SUBMENU); 7275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetDropMenuItem(menu_item, drop_position); 7295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_drop_operation_ = drop_operation; 7305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return drop_operation; 7315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 7325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnDragExited(SubmenuView* source) { 7345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StartCancelAllTimer(); 7355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (drop_target_) { 7375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopShowTimer(); 7385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetDropMenuItem(NULL, MenuDelegate::DROP_NONE); 7395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 7415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int MenuController::OnPerformDrop(SubmenuView* source, 7435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::DropTargetEvent& event) { 7445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(drop_target_); 7455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // NOTE: the delegate may delete us after invoking OnPerformDrop, as such 7465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // we don't call cancel here. 7475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item = state_.item; 7495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 7505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* drop_target = drop_target_; 7525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuDelegate::DropPosition drop_position = drop_position_; 7535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Close all menus, including any nested menus. 7555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(NULL, SELECTION_UPDATE_IMMEDIATELY | SELECTION_EXIT); 7565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseAllNestedMenus(); 7575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Set state such that we exit. 7595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_ = false; 7605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetExitType(EXIT_ALL); 7615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If over an empty menu item, drop occurs on the parent. 7635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (drop_target->id() == MenuItemView::kEmptyMenuItemViewID) 7645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_target = drop_target->GetParentMenuItem(); 7655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!IsBlockingRun()) { 7675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delegate_->DropMenuClosed( 7685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) internal::MenuControllerDelegate::DONT_NOTIFY_DELEGATE, 7695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetRootMenuItem()); 7705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 7715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // WARNING: the call to MenuClosed deletes us. 7735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return drop_target->GetDelegate()->OnPerformDrop( 7755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_target, drop_position, event); 7765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 7775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnDragEnteredScrollButton(SubmenuView* source, 7795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool is_up) { 7805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part; 7815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part.type = is_up ? MenuPart::SCROLL_UP : MenuPart::SCROLL_DOWN; 7825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part.submenu = source; 7835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateScrolling(part); 7845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Do this to force the selection to hide. 7865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetDropMenuItem(source->GetMenuItemAt(0), MenuDelegate::DROP_NONE); 7875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopCancelAllTimer(); 7895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 7905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OnDragExitedScrollButton(SubmenuView* source) { 7925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StartCancelAllTimer(); 7935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetDropMenuItem(NULL, MenuDelegate::DROP_NONE); 7945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopScrolling(); 7955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 7965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::UpdateSubmenuSelection(SubmenuView* submenu) { 7985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (submenu->IsShowing()) { 7995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point point = GetScreen()->GetCursorScreenPoint(); 8005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SubmenuView* root_submenu = 8015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) submenu->GetMenuItem()->GetRootMenuItem()->GetSubmenu(); 802424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View::ConvertPointFromScreen( 8035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) root_submenu->GetWidget()->GetRootView(), &point); 8045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HandleMouseLocation(submenu, point); 8055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 8075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void MenuController::OnWidgetDestroying(Widget* widget) { 8092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_EQ(owner_, widget); 8102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) owner_->RemoveObserver(this); 8112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) owner_ = NULL; 8122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 8132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 814c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// static 815424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)void MenuController::TurnOffMenuSelectionHoldForTest() { 816424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) menu_selection_hold_time_ms = -1; 817c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 818c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 8195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::SetSelection(MenuItemView* menu_item, 8205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int selection_types) { 8215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t paths_differ_at = 0; 8225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<MenuItemView*> current_path; 8235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<MenuItemView*> new_path; 8245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BuildPathsAndCalculateDiff(pending_state_.item, menu_item, ¤t_path, 8255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &new_path, &paths_differ_at); 8265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t current_size = current_path.size(); 8285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t new_size = new_path.size(); 8295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool pending_item_changed = pending_state_.item != menu_item; 8315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (pending_item_changed && pending_state_.item) { 832a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* button = GetFirstHotTrackedView(pending_state_.item); 833a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (button) 8345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) button->SetHotTracked(false); 8355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Notify the old path it isn't selected. 8385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuDelegate* current_delegate = 8395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) current_path.empty() ? NULL : current_path.front()->GetDelegate(); 8405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (size_t i = paths_differ_at; i < current_size; ++i) { 8415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (current_delegate && 8425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) current_path[i]->GetType() == MenuItemView::SUBMENU) { 8435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) current_delegate->WillHideMenu(current_path[i]); 8445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) current_path[i]->SetSelected(false); 8465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Notify the new path it is selected. 849eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch for (size_t i = paths_differ_at; i < new_size; ++i) { 850ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch new_path[i]->ScrollRectToVisible(new_path[i]->GetLocalBounds()); 8515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new_path[i]->SetSelected(true); 852eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch } 8535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_item && menu_item->GetDelegate()) 8555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_item->GetDelegate()->SelectionChanged(menu_item); 8565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(menu_item || (selection_types & SELECTION_EXIT) != 0); 8585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.item = menu_item; 8605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.submenu_open = (selection_types & SELECTION_OPEN_SUBMENU) != 0; 8615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Stop timers. 8635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopCancelAllTimer(); 8645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Resets show timer only when pending menu item is changed. 8655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (pending_item_changed) 8665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopShowTimer(); 8675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (selection_types & SELECTION_UPDATE_IMMEDIATELY) 8695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CommitPendingSelection(); 8705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else if (pending_item_changed) 8715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StartShowTimer(); 8725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Notify an accessibility focus event on all menu items except for the root. 8745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_item && 8755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (MenuDepth(menu_item) != 1 || 8765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_item->GetType() != MenuItemView::SUBMENU)) { 877c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) menu_item->NotifyAccessibilityEvent( 878c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) ui::AccessibilityTypes::EVENT_FOCUS, true); 8795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 8805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 8815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::SetSelectionOnPointerDown(SubmenuView* source, 8835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::LocatedEvent& event) { 8845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!blocking_run_) 8855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 8865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 887424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) DCHECK(!GetActiveMouseView()); 8885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part = GetMenuPart(source, event.location()); 8905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.is_scroll()) 8915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; // Ignore presses on scroll buttons. 8925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // When this menu is opened through a touch event, a simulated right-click 8945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // is sent before the menu appears. Ignore it. 8955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if ((event.flags() & ui::EF_RIGHT_MOUSE_BUTTON) && 8965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (event.flags() & ui::EF_FROM_TOUCH)) 8975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 8985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.type == MenuPart::NONE || 9005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (part.type == MenuPart::MENU_ITEM && part.menu && 9015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part.menu->GetRootMenuItem() != state_.item->GetRootMenuItem())) { 9022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Remember the time when we repost the event. The owner can then use this 9032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // to figure out if this menu was finished with the same click which is 9042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // sent to it thereafter. Note that the time stamp front he event cannot be 9052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // used since the reposting will set a new timestamp when the event gets 9062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // processed. As such it is better to take the current time which will be 9072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // closer to the time when it arrives again in the menu handler. 9082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) closing_event_time_ = ui::EventTimeForNow(); 9092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 9105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Mouse wasn't pressed over any menu, or the active menu, cancel. 9115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 912c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#if defined(OS_WIN) 9135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We're going to close and we own the mouse capture. We need to repost the 914424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // mouse down, otherwise the window the user clicked on won't get the event. 915424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (!state_.item) { 916424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // We some times get an event after closing all the menus. Ignore it. Make 917424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // sure the menu is in fact not visible. If the menu is visible, then 918424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // we're in a bad state where we think the menu isn't visibile but it is. 919424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) DCHECK(!source->GetWidget()->IsVisible()); 920424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } else { 921424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) RepostEvent(source, event); 922424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 9235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 9245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // And close. 9265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExitType exit_type = EXIT_ALL; 9275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!menu_stack_.empty()) { 9285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We're running nested menus. Only exit all if the mouse wasn't over one 9295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // of the menus from the last run. 9305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point screen_loc(event.location()); 9315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(source->GetScrollViewContainer(), &screen_loc); 9325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart last_part = GetMenuPartByScreenCoordinateUsingMenu( 9335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_stack_.back().item, screen_loc); 9345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (last_part.type != MenuPart::NONE) 9355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) exit_type = EXIT_OUTERMOST; 9365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 9375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Cancel(exit_type); 9382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 939c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#if defined(USE_AURA) && !defined(OS_WIN) 9402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // We're going to exit the menu and want to repost the event so that is 9412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // is handled normally after the context menu has exited. We call 9422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // RepostEvent after Cancel so that mouse capture has been released so 9432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // that finding the event target is unaffected by the current capture. 9442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) RepostEvent(source, event); 9452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 9462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 9475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 9485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 9495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // On a press we immediately commit the selection, that way a submenu 9515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // pops up immediately rather than after a delay. 9525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int selection_types = SELECTION_UPDATE_IMMEDIATELY; 9535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.menu) { 9545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part.menu = part.parent; 9555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) selection_types |= SELECTION_OPEN_SUBMENU; 9565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 9575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.menu->GetDelegate()->CanDrag(part.menu)) { 9585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) possible_drag_ = true; 9595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) press_pt_ = event.location(); 9605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 9615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.menu->HasSubmenu()) 9625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) selection_types |= SELECTION_OPEN_SUBMENU; 9635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 9645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(part.menu, selection_types); 9655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 9665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::StartDrag(SubmenuView* source, 9685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& location) { 9695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item = state_.item; 9705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 9715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Points are in the coordinates of the submenu, need to map to that of 9725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the selected item. Additionally source may not be the parent of 9735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the selected item, so need to map to screen first then to item. 9745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point press_loc(location); 9755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(source->GetScrollViewContainer(), &press_loc); 976a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) View::ConvertPointFromScreen(item, &press_loc); 9775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point widget_loc(press_loc); 9785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToWidget(item, &widget_loc); 979424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) scoped_ptr<gfx::Canvas> canvas(GetCanvasForDragImage( 9805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->GetWidget(), gfx::Size(item->width(), item->height()))); 9815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->PaintButton(canvas.get(), MenuItemView::PB_FOR_DRAG); 9825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OSExchangeData data; 9845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetDelegate()->WriteDragData(item, &data); 9855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drag_utils::SetDragImageOnDataObject(*canvas, item->size(), 9865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) press_loc.OffsetFromOrigin(), 9875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &data); 9885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopScrolling(); 9895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int drag_ops = item->GetDelegate()->GetDragOperations(item); 9905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drag_in_progress_ = true; 9915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(varunjain): Properly determine and send DRAG_EVENT_SOURCE below. 9925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetWidget()->RunShellDrag(NULL, data, widget_loc, drag_ops, 9935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::DragDropTypes::DRAG_EVENT_SOURCE_MOUSE); 9945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drag_in_progress_ = false; 9955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 9965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (GetActiveInstance() == this) { 9975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (showing_) { 9985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We're still showing, close all menus. 9995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseAllNestedMenus(); 10005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Cancel(EXIT_ALL); 10015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } // else case, drop was on us. 10025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } // else case, someone canceled us, don't do anything 10035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 10045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_WIN) 10065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::Dispatch(const MSG& msg) { 10075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(blocking_run_); 10085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (exit_type_ == EXIT_ALL || exit_type_ == EXIT_DESTROYED) { 10105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We must translate/dispatch the message here, otherwise we would drop 10115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the message on the floor. 10125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TranslateMessage(&msg); 10135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DispatchMessage(&msg); 10145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 10155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // NOTE: we don't get WM_ACTIVATE or anything else interesting in here. 10185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (msg.message) { 10195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case WM_CONTEXTMENU: { 10205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item = pending_state_.item; 10215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item && item->GetRootMenuItem() != item) { 10225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point screen_loc(0, item->height()); 10235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(item, &screen_loc); 10247d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) ui::MenuSourceType source_type = ui::MENU_SOURCE_MOUSE; 10257d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) if (GET_X_LPARAM(msg.lParam) == -1 && GET_Y_LPARAM(msg.lParam) == -1) 10267d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) source_type = ui::MENU_SOURCE_KEYBOARD; 10275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetDelegate()->ShowContextMenu(item, item->GetCommand(), 10287d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) screen_loc, source_type); 10295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 10315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // NOTE: focus wasn't changed when the menu was shown. As such, don't 10345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // dispatch key events otherwise the focused window will get the events. 10355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case WM_KEYDOWN: { 10365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool result = OnKeyDown(ui::KeyboardCodeFromNative(msg)); 10375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TranslateMessage(&msg); 10385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return result; 10395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case WM_CHAR: 10415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return !SelectByChar(static_cast<char16>(msg.wParam)); 10425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case WM_KEYUP: 10435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 10445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case WM_SYSKEYUP: 10465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We may have been shown on a system key, as such don't do anything 10475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // here. If another system key is pushed we'll get a WM_SYSKEYDOWN and 10485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // close the menu. 10495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 10505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case WM_CANCELMODE: 10525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case WM_SYSKEYDOWN: 10535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Exit immediately on system keys. 10545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Cancel(EXIT_ALL); 10555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 10565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 10585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 10595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TranslateMessage(&msg); 10615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DispatchMessage(&msg); 10625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return exit_type_ == EXIT_NONE; 10635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 10645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#elif defined(USE_AURA) 10655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::Dispatch(const base::NativeEvent& event) { 10665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (exit_type_ == EXIT_ALL || exit_type_ == EXIT_DESTROYED) { 10675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) aura::Env::GetInstance()->GetDispatcher()->Dispatch(event); 10685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 10695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Activates mnemonics only when it it pressed without modifiers except for 10715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // caps and shift. 10725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int flags = ui::EventFlagsFromNative(event) & 10735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~ui::EF_CAPS_LOCK_DOWN & ~ui::EF_SHIFT_DOWN; 10745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (flags == ui::EF_NONE) { 10755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (ui::EventTypeFromNative(event)) { 10765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::ET_KEY_PRESSED: 10775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!OnKeyDown(ui::KeyboardCodeFromNative(event))) 10785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 10795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return !SelectByChar(ui::KeyboardCodeFromNative(event)); 10815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::ET_KEY_RELEASED: 10825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 10835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 10845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 10855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 10875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) aura::Env::GetInstance()->GetDispatcher()->Dispatch(event); 10895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return exit_type_ == EXIT_NONE; 10905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 10915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 10925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::OnKeyDown(ui::KeyboardCode key_code) { 10945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(blocking_run_); 10955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 10965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (key_code) { 10975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::VKEY_UP: 10985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IncrementSelection(-1); 10995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::VKEY_DOWN: 11025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IncrementSelection(1); 11035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Handling of VK_RIGHT and VK_LEFT is different depending on the UI 11065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // layout. 11075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::VKEY_RIGHT: 11085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (base::i18n::IsRTL()) 11095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseSubmenu(); 11105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 11115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OpenSubmenuChangeSelectionIfCan(); 11125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::VKEY_LEFT: 11155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (base::i18n::IsRTL()) 11165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OpenSubmenuChangeSelectionIfCan(); 11175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 11185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseSubmenu(); 11195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::VKEY_SPACE: 11225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (SendAcceleratorToHotTrackedView() == ACCELERATOR_PROCESSED_EXIT) 11235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 11245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11264e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) case ui::VKEY_F4: 11274e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (!accept_on_f4_) 11284e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) break; 11294e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // Fallthrough to accept on F4, so combobox menus match Windows behavior. 11305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::VKEY_RETURN: 11315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (pending_state_.item) { 11325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (pending_state_.item->HasSubmenu()) { 11335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OpenSubmenuChangeSelectionIfCan(); 11345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 11355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendAcceleratorResultType result = SendAcceleratorToHotTrackedView(); 11365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result == ACCELERATOR_NOT_PROCESSED && 11375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.item->enabled()) { 11385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Accept(pending_state_.item, 0); 11395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 11405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (result == ACCELERATOR_PROCESSED_EXIT) { 11415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 11425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 11435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 11445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 11455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case ui::VKEY_ESCAPE: 11485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!state_.item->GetParentMenuItem() || 11495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (!state_.item->GetParentMenuItem()->GetParentMenuItem() && 11505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (!state_.item->HasSubmenu() || 11515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !state_.item->GetSubmenu()->IsShowing()))) { 11525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // User pressed escape and only one menu is shown, cancel it. 11535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Cancel(EXIT_OUTERMOST); 11545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 11555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 11565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseSubmenu(); 11575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_WIN) 11605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VK_APPS: 11615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 11635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 11655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 11665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 11675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 11685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 11695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::MenuController(ui::NativeTheme* theme, 11715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool blocking, 11725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) internal::MenuControllerDelegate* delegate) 11735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : blocking_run_(blocking), 11745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_(false), 11755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) exit_type_(EXIT_NONE), 11765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) did_capture_(false), 11775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) result_(NULL), 11782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) accept_event_flags_(0), 11795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_target_(NULL), 11805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_position_(MenuDelegate::DROP_UNKNOWN), 11815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) owner_(NULL), 11825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) possible_drag_(false), 11835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drag_in_progress_(false), 11845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) valid_drop_coordinates_(false), 11855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_drop_operation_(MenuDelegate::DROP_UNKNOWN), 11865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_submenu_(false), 11875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_button_(NULL), 1188424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) active_mouse_view_id_(ViewStorage::GetInstance()->CreateStorageID()), 11895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delegate_(delegate), 11905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) message_loop_depth_(0), 11912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) menu_config_(theme), 1192c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) closing_event_time_(base::TimeDelta()), 11934e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) menu_start_time_(base::TimeTicks()), 1194a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) accept_on_f4_(false), 1195a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) item_selected_by_touch_(false) { 11965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) active_instance_ = this; 11975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 11985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 11995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::~MenuController() { 12005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!showing_); 12012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (owner_) 12022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) owner_->RemoveObserver(this); 12035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (active_instance_ == this) 12045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) active_instance_ = NULL; 12055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopShowTimer(); 12065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopCancelAllTimer(); 12075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 12085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::SendAcceleratorResultType 12105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuController::SendAcceleratorToHotTrackedView() { 1211a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* hot_view = GetFirstHotTrackedView(pending_state_.item); 12125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!hot_view) 12135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return ACCELERATOR_NOT_PROCESSED; 12145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::Accelerator accelerator(ui::VKEY_RETURN, ui::EF_NONE); 12165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) hot_view->AcceleratorPressed(accelerator); 1217a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* button = static_cast<CustomButton*>(hot_view); 1218a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) button->SetHotTracked(true); 12195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return (exit_type_ == EXIT_NONE) ? 12205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ACCELERATOR_PROCESSED : ACCELERATOR_PROCESSED_EXIT; 12215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 12225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::UpdateInitialLocation( 12245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Rect& bounds, 12255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::AnchorPosition position, 12265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool context_menu) { 12275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.context_menu = context_menu; 12285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.initial_bounds = bounds; 12295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (bounds.height() > 1) { 12305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Inset the bounds slightly, otherwise drag coordinates don't line up 12315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // nicely and menus close prematurely. 12325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.initial_bounds.Inset(0, 1); 12335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 12345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Reverse anchor position for RTL languages. 12362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (base::i18n::IsRTL() && 12372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) (position == MenuItemView::TOPRIGHT || 12382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) position == MenuItemView::TOPLEFT)) { 12395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.anchor = position == MenuItemView::TOPRIGHT ? 12405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::TOPLEFT : MenuItemView::TOPRIGHT; 12415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 12425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.anchor = position; 12435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 12445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Calculate the bounds of the monitor we'll show menus on. Do this once to 12465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // avoid repeated system queries for the info. 12475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.monitor_bounds = GetScreen()->GetDisplayNearestPoint( 12485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bounds.origin()).work_area(); 12495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(USE_ASH) 12505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!pending_state_.monitor_bounds.Contains(bounds)) { 12515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Use the monitor area if the work area doesn't contain the bounds. This 12525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // handles showing a menu from the launcher. 12535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Rect monitor_area = GetScreen()->GetDisplayNearestPoint( 12545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bounds.origin()).bounds(); 12555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (monitor_area.Contains(bounds)) 12565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.monitor_bounds = monitor_area; 12575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 12585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 12595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 12605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void MenuController::Accept(MenuItemView* item, int event_flags) { 12625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(IsBlockingRun()); 12635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) result_ = item; 12645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item && !menu_stack_.empty() && 12655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !item->GetDelegate()->ShouldCloseAllMenusOnExecute(item->GetCommand())) { 12665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetExitType(EXIT_OUTERMOST); 12675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 12685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetExitType(EXIT_ALL); 12695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 12702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) accept_event_flags_ = event_flags; 12715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 12725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::ShowSiblingMenu(SubmenuView* source, 12745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& mouse_location) { 12755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!menu_stack_.empty() || !menu_button_) 12765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 12775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* source_view = source->GetScrollViewContainer(); 12795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (mouse_location.x() >= 0 && 12805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mouse_location.x() < source_view->width() && 12815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mouse_location.y() >= 0 && 12825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mouse_location.y() < source_view->height()) { 12835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The mouse is over the menu, no need to continue. 12845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 12855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 12865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1287424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::NativeWindow window_under_mouse = GetScreen()->GetWindowUnderCursor(); 12885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(oshima): Replace with views only API. 12895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!owner_ || window_under_mouse != owner_->GetNativeWindow()) 12905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 12915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 12925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The user moved the mouse outside the menu and over the owning window. See 12935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // if there is a sibling menu we should show. 12945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point screen_point(mouse_location); 12955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(source_view, &screen_point); 12965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::AnchorPosition anchor; 12975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool has_mnemonics; 12985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuButton* button = NULL; 12995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* alt_menu = source->GetMenuItem()->GetDelegate()-> 13005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetSiblingMenu(source->GetMenuItem()->GetRootMenuItem(), 13015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) screen_point, &anchor, &has_mnemonics, &button); 13025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!alt_menu || (state_.item && state_.item->GetRootMenuItem() == alt_menu)) 13035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 13045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delegate_->SiblingMenuCreated(alt_menu); 13065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!button) { 13085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If the delegate returns a menu, they must also return a button. 13095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 13105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 13115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 13125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // There is a sibling menu, update the button state, hide the current menu 13145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // and show the new one. 13152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) menu_button_->SetState(CustomButton::STATE_NORMAL); 13165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_button_->SchedulePaint(); 13175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_button_ = button; 13182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) menu_button_->SetState(CustomButton::STATE_PRESSED); 13195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_button_->SchedulePaint(); 13205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Need to reset capture when we show the menu again, otherwise we aren't 13225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // going to get any events. 13235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) did_capture_ = false; 13245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point screen_menu_loc; 13255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(button, &screen_menu_loc); 13262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 13272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // It is currently not possible to show a submenu recursively in a bubble. 13282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!MenuItemView::IsBubble(anchor)); 13295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Subtract 1 from the height to make the popup flush with the button border. 13305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateInitialLocation(gfx::Rect(screen_menu_loc.x(), screen_menu_loc.y(), 13315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) button->width(), button->height() - 1), 13325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) anchor, state_.context_menu); 13335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) alt_menu->PrepareForRun( 13345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) false, has_mnemonics, 13355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->GetMenuItem()->GetRootMenuItem()->show_mnemonics_); 13365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) alt_menu->controller_ = this; 13375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(alt_menu, SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 13385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 13395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 13405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::ShowContextMenu(MenuItemView* menu_item, 13425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* source, 13437d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) const ui::LocatedEvent& event, 13447d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) ui::MenuSourceType source_type) { 13455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Set the selection immediately, making sure the submenu is only open 13465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // if it already was. 13475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int selection_types = SELECTION_UPDATE_IMMEDIATELY; 13485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.item == pending_state_.item && state_.submenu_open) 13495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) selection_types |= SELECTION_OPEN_SUBMENU; 13505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(pending_state_.item, selection_types); 13515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point loc(event.location()); 13525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(source->GetScrollViewContainer(), &loc); 13535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_item->GetDelegate()->ShowContextMenu( 13557d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) menu_item, menu_item->GetCommand(), loc, source_type)) { 13565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendMouseCaptureLostToActiveView(); 13575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 13585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 13595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 13605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 13615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::CloseAllNestedMenus() { 13635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (std::list<State>::iterator i = menu_stack_.begin(); 13645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i != menu_stack_.end(); ++i) { 13655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* last_item = i->item; 13665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (MenuItemView* item = last_item; item; 13675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item = item->GetParentMenuItem()) { 13685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CloseMenu(item); 13695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_item = item; 13705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 13715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i->submenu_open = false; 13725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i->item = last_item; 13735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 13745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 13755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuItemView* MenuController::GetMenuItemAt(View* source, int x, int y) { 13775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Walk the view hierarchy until we find a menu item (or the root). 13785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* child_under_mouse = source->GetEventHandlerForPoint(gfx::Point(x, y)); 13795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) while (child_under_mouse && 13805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) child_under_mouse->id() != MenuItemView::kMenuItemViewID) { 13815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) child_under_mouse = child_under_mouse->parent(); 13825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 13835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child_under_mouse && child_under_mouse->enabled() && 13845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) child_under_mouse->id() == MenuItemView::kMenuItemViewID) { 13855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<MenuItemView*>(child_under_mouse); 13865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 13875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 13885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 13895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuItemView* MenuController::GetEmptyMenuItemAt(View* source, int x, int y) { 13915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* child_under_mouse = source->GetEventHandlerForPoint(gfx::Point(x, y)); 13925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child_under_mouse && 13935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) child_under_mouse->id() == MenuItemView::kEmptyMenuItemViewID) { 13945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<MenuItemView*>(child_under_mouse); 13955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 13965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 13975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 13985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 13995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::IsScrollButtonAt(SubmenuView* source, 14005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int x, 14015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int y, 14025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart::Type* part) { 14035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuScrollViewContainer* scroll_view = source->GetScrollViewContainer(); 14045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* child_under_mouse = 14055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scroll_view->GetEventHandlerForPoint(gfx::Point(x, y)); 14065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child_under_mouse && child_under_mouse->enabled()) { 14075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child_under_mouse == scroll_view->scroll_up_button()) { 14085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *part = MenuPart::SCROLL_UP; 14095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 14105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child_under_mouse == scroll_view->scroll_down_button()) { 14125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *part = MenuPart::SCROLL_DOWN; 14135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 14145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 14175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 14185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::MenuPart MenuController::GetMenuPart( 14205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* source, 14215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& source_loc) { 14225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point screen_loc(source_loc); 14235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(source->GetScrollViewContainer(), &screen_loc); 14245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return GetMenuPartByScreenCoordinateUsingMenu(state_.item, screen_loc); 14255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 14265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::MenuPart MenuController::GetMenuPartByScreenCoordinateUsingMenu( 14285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item, 14295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& screen_loc) { 14305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part; 14315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (; item; item = item->GetParentMenuItem()) { 14325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->HasSubmenu() && item->GetSubmenu()->IsShowing() && 14335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetMenuPartByScreenCoordinateImpl(item->GetSubmenu(), screen_loc, 14345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &part)) { 14355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return part; 14365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return part; 14395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 14405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::GetMenuPartByScreenCoordinateImpl( 14425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* menu, 14435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& screen_loc, 14445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart* part) { 14455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Is the mouse over the scroll buttons? 14465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point scroll_view_loc = screen_loc; 14475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* scroll_view_container = menu->GetScrollViewContainer(); 1448a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) View::ConvertPointFromScreen(scroll_view_container, &scroll_view_loc); 14495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (scroll_view_loc.x() < 0 || 14505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scroll_view_loc.x() >= scroll_view_container->width() || 14515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scroll_view_loc.y() < 0 || 14525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scroll_view_loc.y() >= scroll_view_container->height()) { 14535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Point isn't contained in menu. 14545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 14555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (IsScrollButtonAt(menu, scroll_view_loc.x(), scroll_view_loc.y(), 14575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &(part->type))) { 14585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part->submenu = menu; 14595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 14605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Not over the scroll button. Check the actual menu. 14635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (DoesSubmenuContainLocation(menu, screen_loc)) { 14645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point menu_loc = screen_loc; 1465a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) View::ConvertPointFromScreen(menu, &menu_loc); 14665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part->menu = GetMenuItemAt(menu, menu_loc.x(), menu_loc.y()); 14675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part->type = MenuPart::MENU_ITEM; 14685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part->submenu = menu; 14695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part->menu) 14705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) part->parent = menu->GetMenuItem(); 14715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 14725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 14735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // While the mouse isn't over a menu item or the scroll buttons of menu, it 14755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // is contained by menu and so we return true. If we didn't return true other 14765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // menus would be searched, even though they are likely obscured by us. 14775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 14785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 14795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::DoesSubmenuContainLocation(SubmenuView* submenu, 14815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& screen_loc) { 14825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point view_loc = screen_loc; 1483a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) View::ConvertPointFromScreen(submenu, &view_loc); 14845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Rect vis_rect = submenu->GetVisibleBounds(); 14855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return vis_rect.Contains(view_loc.x(), view_loc.y()); 14865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 14875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::CommitPendingSelection() { 14895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopShowTimer(); 14905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t paths_differ_at = 0; 14925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<MenuItemView*> current_path; 14935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<MenuItemView*> new_path; 14945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BuildPathsAndCalculateDiff(state_.item, pending_state_.item, ¤t_path, 14955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &new_path, &paths_differ_at); 14965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 14975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Hide the old menu. 14985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (size_t i = paths_differ_at; i < current_path.size(); ++i) { 14995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (current_path[i]->HasSubmenu()) { 15005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) current_path[i]->GetSubmenu()->Hide(); 15015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Copy pending to state_, making sure to preserve the direction menus were 15055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // opened. 15065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::list<bool> pending_open_direction; 15075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.open_leading.swap(pending_open_direction); 15085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_ = pending_state_; 15095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.open_leading.swap(pending_open_direction); 15105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int menu_depth = MenuDepth(state_.item); 15125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_depth == 0) { 15135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.open_leading.clear(); 15145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 15155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int cached_size = static_cast<int>(state_.open_leading.size()); 15165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_GE(menu_depth, 0); 15175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) while (cached_size-- >= menu_depth) 15185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.open_leading.pop_back(); 15195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!state_.item) { 15225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Nothing to select. 15235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopScrolling(); 15245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 15255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Open all the submenus preceeding the last menu item (last menu item is 15285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // handled next). 15295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (new_path.size() > 1) { 15305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (std::vector<MenuItemView*>::iterator i = new_path.begin(); 15315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i != new_path.end() - 1; ++i) { 15325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OpenMenu(*i); 15335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.submenu_open) { 15375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The submenu should be open, open the submenu if the item has a submenu. 15385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.item->HasSubmenu()) { 15395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OpenMenu(state_.item); 15405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 15415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.submenu_open = false; 15425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (state_.item->HasSubmenu() && 15445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.item->GetSubmenu()->IsShowing()) { 15455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.item->GetSubmenu()->Hide(); 15465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (scroll_task_.get() && scroll_task_->submenu()) { 15495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Stop the scrolling if none of the elements of the selection contain 15505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the menu being scrolled. 15515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool found = false; 15525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (MenuItemView* item = state_.item; item && !found; 15535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item = item->GetParentMenuItem()) { 15545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) found = (item->HasSubmenu() && item->GetSubmenu()->IsShowing() && 15555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetSubmenu() == scroll_task_->submenu()); 15565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!found) 15585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StopScrolling(); 15595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 15615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::CloseMenu(MenuItemView* item) { 15635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 15645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!item->HasSubmenu()) 15655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 15665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetSubmenu()->Hide(); 15675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 15685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OpenMenu(MenuItemView* item) { 15705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 15715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->GetSubmenu()->IsShowing()) { 15725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 15735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OpenMenuImpl(item, true); 15765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) did_capture_ = true; 15775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 15785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 15795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OpenMenuImpl(MenuItemView* item, bool show) { 15805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(oshima|sky): Don't show the menu if drag is in progress and 15815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // this menu doesn't support drag drop. See crbug.com/110495. 15825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (show) { 15835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int old_count = item->GetSubmenu()->child_count(); 15845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetDelegate()->WillShowMenu(item); 15855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (old_count != item->GetSubmenu()->child_count()) { 15865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If the number of children changed then we may need to add empty items. 15875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->AddEmptyMenus(); 15885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 15905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool prefer_leading = 15915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.open_leading.empty() ? true : state_.open_leading.back(); 15925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool resulting_direction; 15932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Rect bounds = MenuItemView::IsBubble(state_.anchor) ? 15942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) CalculateBubbleMenuBounds(item, prefer_leading, &resulting_direction) : 15955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CalculateMenuBounds(item, prefer_leading, &resulting_direction); 15965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.open_leading.push_back(resulting_direction); 15975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool do_capture = (!did_capture_ && blocking_run_); 15985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_submenu_ = true; 15991e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) if (show) { 16001e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // Menus are the only place using kGroupingPropertyKey, so any value (other 16011e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // than 0) is fine. 16021e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) const int kGroupingId = 1001; 16035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetSubmenu()->ShowAt(owner_, bounds, do_capture); 16041e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) item->GetSubmenu()->GetWidget()->SetNativeWindowProperty( 16051e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) TooltipManager::kGroupingPropertyKey, 16061e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) reinterpret_cast<void*>(kGroupingId)); 16071e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) } else { 16085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetSubmenu()->Reposition(bounds); 16091e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) } 16105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_submenu_ = false; 16115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::MenuChildrenChanged(MenuItemView* item) { 16145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 16155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Menu shouldn't be updated during drag operation. 1616424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) DCHECK(!GetActiveMouseView()); 16175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If the current item or pending item is a descendant of the item 16195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // that changed, move the selection back to the changed item. 16205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MenuItemView* ancestor = state_.item; 16215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) while (ancestor && ancestor != item) 16225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ancestor = ancestor->GetParentMenuItem(); 16235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!ancestor) { 16245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ancestor = pending_state_.item; 16255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) while (ancestor && ancestor != item) 16265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ancestor = ancestor->GetParentMenuItem(); 16275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!ancestor) 16285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 16295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 16305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(item, SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 16315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->HasSubmenu()) 16325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OpenMenuImpl(item, false); 16335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::BuildPathsAndCalculateDiff( 16365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* old_item, 16375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* new_item, 16385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<MenuItemView*>* old_path, 16395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<MenuItemView*>* new_path, 16405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t* first_diff_at) { 16415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(old_path && new_path && first_diff_at); 16425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BuildMenuItemPath(old_item, old_path); 16435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BuildMenuItemPath(new_item, new_path); 16445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t common_size = std::min(old_path->size(), new_path->size()); 16465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Find the first difference between the two paths, when the loop 16485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // returns, diff_i is the first index where the two paths differ. 16495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (size_t i = 0; i < common_size; ++i) { 16505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if ((*old_path)[i] != (*new_path)[i]) { 16515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *first_diff_at = i; 16525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 16535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 16545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 16555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *first_diff_at = common_size; 16575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::BuildMenuItemPath(MenuItemView* item, 16605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<MenuItemView*>* path) { 16615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!item) 16625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 16635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BuildMenuItemPath(item->GetParentMenuItem(), path); 16645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) path->push_back(item); 16655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::StartShowTimer() { 16682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) show_timer_.Start(FROM_HERE, 16692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) TimeDelta::FromMilliseconds(menu_config_.show_delay), 16702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) this, &MenuController::CommitPendingSelection); 16715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::StopShowTimer() { 16745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) show_timer_.Stop(); 16755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::StartCancelAllTimer() { 16785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cancel_all_timer_.Start(FROM_HERE, 16795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TimeDelta::FromMilliseconds(kCloseOnExitTime), 16805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this, &MenuController::CancelAll); 16815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::StopCancelAllTimer() { 16845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cancel_all_timer_.Stop(); 16855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 16865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)gfx::Rect MenuController::CalculateMenuBounds(MenuItemView* item, 16885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool prefer_leading, 16895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool* is_leading) { 16905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 16915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* submenu = item->GetSubmenu(); 16935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(submenu); 16945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Size pref = submenu->GetScrollViewContainer()->GetPreferredSize(); 16965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 16975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Don't let the menu go too wide. 16985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref.set_width(std::min(pref.width(), 16995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetDelegate()->GetMaxWidthForMenu(item))); 17005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!state_.monitor_bounds.IsEmpty()) 17015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref.set_width(std::min(pref.width(), state_.monitor_bounds.width())); 17025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 17035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Assume we can honor prefer_leading. 17045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *is_leading = prefer_leading; 17055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 17065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int x, y; 17075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 17085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const MenuConfig& menu_config = item->GetMenuConfig(); 17095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 17105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!item->GetParentMenuItem()) { 17115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // First item, position relative to initial location. 17125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = state_.initial_bounds.x(); 17135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 17145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Offsets for context menu prevent menu items being selected by 17155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // simply opening the menu (bug 142992). 17165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_config.offset_context_menus && state_.context_menu) 17175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x += 1; 17185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 17195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.initial_bounds.bottom(); 17205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.anchor == MenuItemView::TOPRIGHT) { 17215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = x + state_.initial_bounds.width() - pref.width(); 17225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (menu_config.offset_context_menus && state_.context_menu) 17235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x -= 1; 17245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (state_.anchor == MenuItemView::BOTTOMCENTER) { 17255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = x - (pref.width() - state_.initial_bounds.width()) / 2; 17262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (pref.height() > 17272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) state_.initial_bounds.y() + kCenteredContextMenuYOffset) { 17282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Menu does not fit above the anchor. We move it to below. 17292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = state_.initial_bounds.y() - kCenteredContextMenuYOffset; 17302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 17312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = std::max(0, state_.initial_bounds.y() - pref.height()) + 17322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) kCenteredContextMenuYOffset; 17332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 17345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 17355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 17365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!state_.monitor_bounds.IsEmpty() && 17375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y + pref.height() > state_.monitor_bounds.bottom()) { 17385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The menu doesn't fit fully below the button on the screen. The menu 17395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // position with respect to the bounds will be preserved if it has 17405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // already been drawn. When the requested positioning is below the bounds 17415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // it will shrink the menu to make it fit below. 17425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If the requested positioning is best fit, it will first try to fit the 17435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // menu below. If that does not fit it will try to place it above. If 17445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // that will not fit it will place it at the bottom of the work area and 17455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // moving it off the initial_bounds region to avoid overlap. 17465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // In all other requested position styles it will be flipped above and 17475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the height will be shrunken to the usable height. 17485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->actual_menu_position() == MenuItemView::POSITION_BELOW_BOUNDS) { 17495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref.set_height(std::min(pref.height(), 17505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.monitor_bounds.bottom() - y)); 17515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (item->actual_menu_position() == 17525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::POSITION_BEST_FIT) { 17535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::MenuPosition orientation = 17545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::POSITION_BELOW_BOUNDS; 17555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.monitor_bounds.height() < pref.height()) { 17565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Handle very tall menus. 17575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref.set_height(state_.monitor_bounds.height()); 17585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.monitor_bounds.y(); 17595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (state_.monitor_bounds.y() + pref.height() < 17605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.initial_bounds.y()) { 17615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Flipping upwards if there is enough space. 17625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.initial_bounds.y() - pref.height(); 17635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) orientation = MenuItemView::POSITION_ABOVE_BOUNDS; 17645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 17655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // It is allowed to move the menu a bit around in order to get the 17665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // best fit and to avoid showing scroll elements. 17675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.monitor_bounds.bottom() - pref.height(); 17685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 17695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (orientation == MenuItemView::POSITION_BELOW_BOUNDS) { 17705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The menu should never overlap the owning button. So move it. 17715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We use the anchor view style to determine the preferred position 17725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // relative to the owning button. 17735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.anchor == MenuItemView::TOPLEFT) { 17745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The menu starts with the same x coordinate as the owning button. 17755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (x + state_.initial_bounds.width() + pref.width() > 17765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.monitor_bounds.right()) 17775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x -= pref.width(); // Move the menu to the left of the button. 17785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 17795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x += state_.initial_bounds.width(); // Move the menu right. 17805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 17815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The menu should end with the same x coordinate as the owning 17825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // button. 17835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.monitor_bounds.x() > 17845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.initial_bounds.x() - pref.width()) 17855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = state_.initial_bounds.right(); // Move right of the button. 17865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 17875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = state_.initial_bounds.x() - pref.width(); // Move left. 17885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 17895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 17905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->set_actual_menu_position(orientation); 17915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 17925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref.set_height(std::min(pref.height(), 17935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.initial_bounds.y() - state_.monitor_bounds.y())); 17945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.initial_bounds.y() - pref.height(); 17955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->set_actual_menu_position(MenuItemView::POSITION_ABOVE_BOUNDS); 17965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 17975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (item->actual_menu_position() == 17985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView::POSITION_ABOVE_BOUNDS) { 17995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref.set_height(std::min(pref.height(), 18005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state_.initial_bounds.y() - state_.monitor_bounds.y())); 18015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.initial_bounds.y() - pref.height(); 18025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 18035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->set_actual_menu_position(MenuItemView::POSITION_BELOW_BOUNDS); 18045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.monitor_bounds.width() != 0 && 18065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) menu_config.offset_context_menus && state_.context_menu) { 18075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (x + pref.width() > state_.monitor_bounds.right()) 18085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = state_.initial_bounds.x() - pref.width() - 1; 18095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (x < state_.monitor_bounds.x()) 18105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = state_.monitor_bounds.x(); 18115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 18135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Not the first menu; position it relative to the bounds of the menu 18145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // item. 18155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point item_loc; 18165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(item, &item_loc); 18175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 18185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We must make sure we take into account the UI layout. If the layout is 18195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // RTL, then a 'leading' menu is positioned to the left of the parent menu 18205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // item and not to the right. 18215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool layout_is_rtl = base::i18n::IsRTL(); 18225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool create_on_the_right = (prefer_leading && !layout_is_rtl) || 18235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (!prefer_leading && layout_is_rtl); 18245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int submenu_horizontal_inset = menu_config.submenu_horizontal_inset; 18255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 18265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (create_on_the_right) { 18275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = item_loc.x() + item->width() - submenu_horizontal_inset; 18285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.monitor_bounds.width() != 0 && 18295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x + pref.width() > state_.monitor_bounds.right()) { 18305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (layout_is_rtl) 18315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *is_leading = true; 18325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 18335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *is_leading = false; 18345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = item_loc.x() - pref.width() + submenu_horizontal_inset; 18355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 18375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = item_loc.x() - pref.width() + submenu_horizontal_inset; 18385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.monitor_bounds.width() != 0 && x < state_.monitor_bounds.x()) { 18395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (layout_is_rtl) 18405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *is_leading = false; 18415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 18425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *is_leading = true; 18435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = item_loc.x() + item->width() - submenu_horizontal_inset; 18445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = item_loc.y() - menu_config.menu_vertical_border_size; 18475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.monitor_bounds.width() != 0) { 18485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref.set_height(std::min(pref.height(), state_.monitor_bounds.height())); 18495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (y + pref.height() > state_.monitor_bounds.bottom()) 18505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.monitor_bounds.bottom() - pref.height(); 18515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (y < state_.monitor_bounds.y()) 18525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) y = state_.monitor_bounds.y(); 18535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 18565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (state_.monitor_bounds.width() != 0) { 18575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (x + pref.width() > state_.monitor_bounds.right()) 18585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = state_.monitor_bounds.right() - pref.width(); 18595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (x < state_.monitor_bounds.x()) 18605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) x = state_.monitor_bounds.x(); 18615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 18625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return gfx::Rect(x, y, pref.width(), pref.height()); 18635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 18645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 18652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)gfx::Rect MenuController::CalculateBubbleMenuBounds(MenuItemView* item, 18662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool prefer_leading, 18672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool* is_leading) { 18682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(item); 18692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!item->GetParentMenuItem()); 18702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 18712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Assume we can honor prefer_leading. 18722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) *is_leading = prefer_leading; 18732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 18742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SubmenuView* submenu = item->GetSubmenu(); 18752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(submenu); 18762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 18772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Size pref = submenu->GetScrollViewContainer()->GetPreferredSize(); 18782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Rect& owner_bounds = pending_state_.initial_bounds; 18792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 18802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // First the size gets reduced to the possible space. 18812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!state_.monitor_bounds.IsEmpty()) { 18822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int max_width = state_.monitor_bounds.width(); 18832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int max_height = state_.monitor_bounds.height(); 18842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // In case of bubbles, the maximum width is limited by the space 18852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // between the display corner and the target area + the tip size. 18862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (state_.anchor == MenuItemView::BUBBLE_LEFT) { 18872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) max_width = owner_bounds.x() - state_.monitor_bounds.x() + 18882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) kBubbleTipSizeLeftRight; 18892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (state_.anchor == MenuItemView::BUBBLE_RIGHT) { 18902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) max_width = state_.monitor_bounds.right() - owner_bounds.right() + 18912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) kBubbleTipSizeLeftRight; 18922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (state_.anchor == MenuItemView::BUBBLE_ABOVE) { 18932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) max_height = owner_bounds.y() - state_.monitor_bounds.y() + 18942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) kBubbleTipSizeTopBottom; 18952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (state_.anchor == MenuItemView::BUBBLE_BELOW) { 18962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) max_height = state_.monitor_bounds.bottom() - owner_bounds.bottom() + 18972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) kBubbleTipSizeTopBottom; 18982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 18992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The space for the menu to cover should never get empty. 19002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_GE(max_width, kBubbleTipSizeLeftRight); 19012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_GE(max_height, kBubbleTipSizeTopBottom); 19022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) pref.set_width(std::min(pref.width(), max_width)); 19032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) pref.set_height(std::min(pref.height(), max_height)); 19042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 19052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Also make sure that the menu does not go too wide. 19062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) pref.set_width(std::min(pref.width(), 19072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) item->GetDelegate()->GetMaxWidthForMenu(item))); 19082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 19092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int x, y; 19102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (state_.anchor == MenuItemView::BUBBLE_ABOVE || 19112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) state_.anchor == MenuItemView::BUBBLE_BELOW) { 19122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (state_.anchor == MenuItemView::BUBBLE_ABOVE) 19132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = owner_bounds.y() - pref.height() + kBubbleTipSizeTopBottom; 19142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) else 19152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = owner_bounds.bottom() - kBubbleTipSizeTopBottom; 19162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 19172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) x = owner_bounds.CenterPoint().x() - pref.width() / 2; 19182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int x_old = x; 19192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (x < state_.monitor_bounds.x()) { 19202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) x = state_.monitor_bounds.x(); 19212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (x + pref.width() > state_.monitor_bounds.right()) { 19222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) x = state_.monitor_bounds.right() - pref.width(); 19232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 19242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) submenu->GetScrollViewContainer()->SetBubbleArrowOffset( 19252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) pref.width() / 2 - x + x_old); 19262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 19272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (state_.anchor == MenuItemView::BUBBLE_RIGHT) 19282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) x = owner_bounds.right() - kBubbleTipSizeLeftRight; 19292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) else 19302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) x = owner_bounds.x() - pref.width() + kBubbleTipSizeLeftRight; 19312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 19322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = owner_bounds.CenterPoint().y() - pref.height() / 2; 19332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int y_old = y; 19342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (y < state_.monitor_bounds.y()) { 19352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = state_.monitor_bounds.y(); 19362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else if (y + pref.height() > state_.monitor_bounds.bottom()) { 19372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) y = state_.monitor_bounds.bottom() - pref.height(); 19382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 19392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) submenu->GetScrollViewContainer()->SetBubbleArrowOffset( 19402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) pref.height() / 2 - y + y_old); 19412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 19422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return gfx::Rect(x, y, pref.width(), pref.height()); 19432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 19442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 19455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 19465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int MenuController::MenuDepth(MenuItemView* item) { 19475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return item ? (MenuDepth(item->GetParentMenuItem()) + 1) : 0; 19485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 19495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 19505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::IncrementSelection(int delta) { 19515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item = pending_state_.item; 19525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 19535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (pending_state_.submenu_open && item->HasSubmenu() && 19545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item->GetSubmenu()->IsShowing()) { 19555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // A menu is selected and open, but none of its children are selected, 19565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // select the first menu item. 19575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->GetSubmenu()->GetMenuItemCount()) { 19585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(item->GetSubmenu()->GetMenuItemAt(0), SELECTION_DEFAULT); 19595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 19605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 19615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 19625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 19635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->has_children()) { 1964a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* button = GetFirstHotTrackedView(item); 1965a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (button) { 19665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) button->SetHotTracked(false); 19675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* to_make_hot = GetNextFocusableView(item, button, delta == 1); 1968a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* button_hot = CustomButton::AsCustomButton(to_make_hot); 1969a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (button_hot) { 19705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) button_hot->SetHotTracked(true); 19715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 19725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 19735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 19745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* to_make_hot = GetInitialFocusableView(item, delta == 1); 1975a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* button_hot = CustomButton::AsCustomButton(to_make_hot); 1976a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (button_hot) { 19775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) button_hot->SetHotTracked(true); 19785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 19795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 19805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 19815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 19825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 19835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* parent = item->GetParentMenuItem(); 19845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (parent) { 19855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int parent_count = parent->GetSubmenu()->GetMenuItemCount(); 19865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (parent_count > 1) { 19875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int i = 0; i < parent_count; ++i) { 19885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (parent->GetSubmenu()->GetMenuItemAt(i) == item) { 19895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* to_select = 19905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindNextSelectableMenuItem(parent, i, delta); 19915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!to_select) 19925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 19935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(to_select, SELECTION_DEFAULT); 19945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* to_make_hot = GetInitialFocusableView(to_select, delta == 1); 1995a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) CustomButton* button_hot = CustomButton::AsCustomButton(to_make_hot); 1996a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (button_hot) 19975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) button_hot->SetHotTracked(true); 19985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 19995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 20045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 20055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuItemView* MenuController::FindNextSelectableMenuItem(MenuItemView* parent, 20065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int index, 20075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int delta) { 20085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int start_index = index; 20095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int parent_count = parent->GetSubmenu()->GetMenuItemCount(); 20105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Loop through the menu items skipping any invisible menus. The loop stops 20115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // when we wrap or find a visible child. 20125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) do { 20135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) index = (index + delta + parent_count) % parent_count; 20145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (index == start_index) 20155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 20165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* child = parent->GetSubmenu()->GetMenuItemAt(index); 20175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child->visible()) 20185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return child; 20195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } while (index != start_index); 20205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 20215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 20225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 20235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::OpenSubmenuChangeSelectionIfCan() { 20245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item = pending_state_.item; 20255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->HasSubmenu() && item->enabled()) { 20265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->GetSubmenu()->GetMenuItemCount() > 0) { 20275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(item->GetSubmenu()->GetMenuItemAt(0), 20285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_UPDATE_IMMEDIATELY); 20295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 20305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // No menu items, just show the sub-menu. 20315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(item, SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 20325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 20355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 20365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::CloseSubmenu() { 20375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item = state_.item; 20385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 20395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!item->GetParentMenuItem()) 20405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 20415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->HasSubmenu() && item->GetSubmenu()->IsShowing()) 20425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(item, SELECTION_UPDATE_IMMEDIATELY); 20435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else if (item->GetParentMenuItem()->GetParentMenuItem()) 20445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(item->GetParentMenuItem(), SELECTION_UPDATE_IMMEDIATELY); 20455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 20465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 20475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)MenuController::SelectByCharDetails MenuController::FindChildForMnemonic( 20485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* parent, 20495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) char16 key, 20505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool (*match_function)(MenuItemView* menu, char16 mnemonic)) { 20515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* submenu = parent->GetSubmenu(); 20525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(submenu); 20535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SelectByCharDetails details; 20545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 20555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int i = 0, menu_item_count = submenu->GetMenuItemCount(); 20565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i < menu_item_count; ++i) { 20575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* child = submenu->GetMenuItemAt(i); 20585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child->enabled() && child->visible()) { 20595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (child == pending_state_.item) 20605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) details.index_of_item = i; 20615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (match_function(child, key)) { 20625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (details.first_match == -1) 20635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) details.first_match = i; 20645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) else 20655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) details.has_multiple = true; 20665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (details.next_match == -1 && details.index_of_item != -1 && 20675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) i > details.index_of_item) 20685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) details.next_match = i; 20695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return details; 20735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 20745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 20755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::AcceptOrSelect(MenuItemView* parent, 20765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SelectByCharDetails& details) { 20775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This should only be invoked if there is a match. 20785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(details.first_match != -1); 20795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(parent->HasSubmenu()); 20805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubmenuView* submenu = parent->GetSubmenu(); 20815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(submenu); 20825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!details.has_multiple) { 20835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // There's only one match, activate it (or open if it has a submenu). 20845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (submenu->GetMenuItemAt(details.first_match)->HasSubmenu()) { 20855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(submenu->GetMenuItemAt(details.first_match), 20865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY); 20875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 20885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Accept(submenu->GetMenuItemAt(details.first_match), 0); 20895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 20905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (details.index_of_item == -1 || details.next_match == -1) { 20925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(submenu->GetMenuItemAt(details.first_match), 20935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_DEFAULT); 20945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 20955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(submenu->GetMenuItemAt(details.next_match), 20965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_DEFAULT); 20975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 20985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 20995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 21005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MenuController::SelectByChar(char16 character) { 21025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) char16 char_array[] = { character, 0 }; 21035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) char16 key = base::i18n::ToLower(char_array)[0]; 21045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* item = pending_state_.item; 21055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!item->HasSubmenu() || !item->GetSubmenu()->IsShowing()) 21065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) item = item->GetParentMenuItem(); 21075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item); 21085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item->HasSubmenu()); 21095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(item->GetSubmenu()); 21105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (item->GetSubmenu()->GetMenuItemCount() == 0) 21115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 21125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Look for matches based on mnemonic first. 21145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SelectByCharDetails details = 21155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FindChildForMnemonic(item, key, &MatchesMnemonic); 21165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (details.first_match != -1) 21175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return AcceptOrSelect(item, details); 21185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // If no mnemonics found, look at first character of titles. 21205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) details = FindChildForMnemonic(item, key, &TitleMatchesMnemonic); 21215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (details.first_match != -1) 21225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return AcceptOrSelect(item, details); 21235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 21255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 21265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::RepostEvent(SubmenuView* source, 21285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::LocatedEvent& event) { 21295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point screen_loc(event.location()); 21305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(source->GetScrollViewContainer(), &screen_loc); 21315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2132424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::NativeView native_view = source->GetWidget()->GetNativeView(); 2133424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::Screen* screen = gfx::Screen::GetScreenFor(native_view); 2134424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::NativeWindow window = screen->GetWindowAtScreenPoint(screen_loc); 21355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2136424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (!window) 2137424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) return; 2138424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 2139424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)#if defined(OS_WIN) 2140424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // Release the capture. 2141424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) SubmenuView* submenu = state_.item->GetRootMenuItem()->GetSubmenu(); 2142424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) submenu->ReleaseCapture(); 2143424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 2144424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) gfx::NativeView view = submenu->GetWidget()->GetNativeView(); 2145424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (view) { 2146424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) DWORD view_tid = GetWindowThreadProcessId(HWNDForNativeView(view), NULL); 2147424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (view_tid != GetWindowThreadProcessId(HWNDForNativeView(window), NULL)) { 2148424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // Even though we have mouse capture, windows generates a mouse event if 2149424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // the other window is in a separate thread. Only repost an event if 2150424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // |view| was created on the same thread, else the target window can get 2151424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // double events leading to bad behavior. 2152424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) return; 21535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 21545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 21552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 21565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2157424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) scoped_ptr<ui::LocatedEvent> clone; 2158424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (event.IsMouseEvent()) { 2159424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) clone.reset(new ui::MouseEvent(static_cast<const ui::MouseEvent&>(event))); 2160424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } else if (event.IsGestureEvent()) { 21611e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // TODO(rbyers): Gesture event repost is tricky to get right 21621e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) // crbug.com/170987. 21631e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) return; 2164424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } else { 2165424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) NOTREACHED(); 2166424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) return; 2167424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) } 2168424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) clone->set_location(screen_loc); 2169424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 2170424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) RepostLocatedEvent(window, *clone); 2171424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)} 2172424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 2173424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 21745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::SetDropMenuItem( 21755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuItemView* new_target, 21765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuDelegate::DropPosition new_position) { 21775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (new_target == drop_target_ && new_position == drop_position_) 21785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 21795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (drop_target_) { 21815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_target_->GetParentMenuItem()->GetSubmenu()->SetDropMenuItem( 21825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NULL, MenuDelegate::DROP_NONE); 21835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 21845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_target_ = new_target; 21855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_position_ = new_position; 21865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (drop_target_) { 21875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_target_->GetParentMenuItem()->GetSubmenu()->SetDropMenuItem( 21885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drop_target_, drop_position_); 21895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 21905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 21915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::UpdateScrolling(const MenuPart& part) { 21935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!part.is_scroll() && !scroll_task_.get()) 21945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 21955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 21965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!scroll_task_.get()) 21975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scroll_task_.reset(new MenuScrollTask()); 21985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scroll_task_->Update(part); 21995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 22005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::StopScrolling() { 22025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scroll_task_.reset(NULL); 22035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 22045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::UpdateActiveMouseView(SubmenuView* event_source, 22065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseEvent& event, 22075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* target_menu) { 22085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View* target = NULL; 22095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point target_menu_loc(event.location()); 22105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (target_menu && target_menu->has_children()) { 22115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Locate the deepest child view to send events to. This code assumes we 22125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // don't have to walk up the tree to find a view interested in events. This 22135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // is currently true for the cases we are embedding views, but if we embed 22145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // more complex hierarchies it'll need to change. 22155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(event_source->GetScrollViewContainer(), 22165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &target_menu_loc); 2217a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) View::ConvertPointFromScreen(target_menu, &target_menu_loc); 22185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) target = target_menu->GetEventHandlerForPoint(target_menu_loc); 22195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (target == target_menu || !target->enabled()) 22205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) target = NULL; 22215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2222424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View* active_mouse_view = GetActiveMouseView(); 2223424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (target != active_mouse_view) { 22245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendMouseCaptureLostToActiveView(); 2225424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) active_mouse_view = target; 2226424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) SetActiveMouseView(active_mouse_view); 2227424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (active_mouse_view) { 22285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point target_point(target_menu_loc); 22295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToTarget( 2230424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) target_menu, active_mouse_view, &target_point); 22315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::MouseEvent mouse_entered_event(ui::ET_MOUSE_ENTERED, 22325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) target_point, target_point, 22335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 0); 2234424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) active_mouse_view->OnMouseEntered(mouse_entered_event); 22355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::MouseEvent mouse_pressed_event(ui::ET_MOUSE_PRESSED, 22375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) target_point, target_point, 22385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) event.flags()); 2239424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) active_mouse_view->OnMousePressed(mouse_pressed_event); 22405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 22415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 22425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2243424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (active_mouse_view) { 22445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point target_point(target_menu_loc); 2245424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View::ConvertPointToTarget(target_menu, active_mouse_view, &target_point); 22465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ui::MouseEvent mouse_dragged_event(ui::ET_MOUSE_DRAGGED, 22475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) target_point, target_point, 22485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) event.flags()); 2249424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) active_mouse_view->OnMouseDragged(mouse_dragged_event); 22505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 22515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 22525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::SendMouseReleaseToActiveView(SubmenuView* event_source, 22545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const ui::MouseEvent& event) { 2255424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View* active_mouse_view = GetActiveMouseView(); 2256424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (!active_mouse_view) 22575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 22585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point target_loc(event.location()); 22605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) View::ConvertPointToScreen(event_source->GetScrollViewContainer(), 22615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &target_loc); 2262a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) View::ConvertPointFromScreen(active_mouse_view, &target_loc); 2263424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) ui::MouseEvent release_event(ui::ET_MOUSE_RELEASED, target_loc, target_loc, 2264424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) event.flags()); 2265424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // Reset active mouse view before sending mouse released. That way if it calls 2266424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) // back to us, we aren't in a weird state. 2267424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) SetActiveMouseView(NULL); 2268424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) active_mouse_view->OnMouseReleased(release_event); 22695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 22705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::SendMouseCaptureLostToActiveView() { 2272424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) View* active_mouse_view = GetActiveMouseView(); 2273424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (!active_mouse_view) 22745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 22755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Reset the active_mouse_view_ before sending mouse capture lost. That way if 22775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // it calls back to us, we aren't in a weird state. 2278424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) SetActiveMouseView(NULL); 2279424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) active_mouse_view->OnMouseCaptureLost(); 2280424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)} 2281424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 2282424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)void MenuController::SetActiveMouseView(View* view) { 2283424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (view) 2284424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) ViewStorage::GetInstance()->StoreView(active_mouse_view_id_, view); 2285424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) else 2286424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) ViewStorage::GetInstance()->RemoveView(active_mouse_view_id_); 2287424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)} 2288424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 2289424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles)View* MenuController::GetActiveMouseView() { 2290424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) return ViewStorage::GetInstance()->RetrieveView(active_mouse_view_id_); 22915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 22925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 22935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::SetExitType(ExitType type) { 22945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) exit_type_ = type; 22955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Exit nested message loops as soon as possible. We do this as 22965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // MessageLoop::Dispatcher is only invoked before native events, which means 22975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // its entirely possible for a Widget::CloseNow() task to be processed before 22985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the next native message. By using QuitNow() we ensures the nested message 22995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // loop returns as soon as possible and avoids having deleted views classes 23005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // (such as widgets and rootviews) on the stack when the nested message loop 23015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // stops. 23025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 23035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // It's safe to invoke QuitNow multiple times, it only effects the current 23045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // loop. 23052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool quit_now = ShouldQuitNow() && exit_type_ != EXIT_NONE && 23062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) message_loop_depth_; 23075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 23085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (quit_now) 2309c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) base::MessageLoop::current()->QuitNow(); 23105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 23115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 23125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void MenuController::HandleMouseLocation(SubmenuView* source, 23135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Point& mouse_location) { 23145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (showing_submenu_) 23155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 23165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2317b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) // Ignore mouse events if we're closing the menu. 2318b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) if (exit_type_ != EXIT_NONE) 2319b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) return; 2320b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) 23215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MenuPart part = GetMenuPart(source, mouse_location); 23225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 23235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UpdateScrolling(part); 23245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 23255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!blocking_run_) 23265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 23275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 23285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.type == MenuPart::NONE && ShowSiblingMenu(source, mouse_location)) 23295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 23305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 23315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (part.type == MenuPart::MENU_ITEM && part.menu) { 23325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(part.menu, SELECTION_OPEN_SUBMENU); 23335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (!part.is_scroll() && pending_state_.item && 23345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pending_state_.item->GetParentMenuItem() && 23355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (!pending_state_.item->HasSubmenu() || 23365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) !pending_state_.item->GetSubmenu()->IsShowing())) { 23375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // On exit if the user hasn't selected an item with a submenu, move the 23385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // selection back to the parent menu item. 23395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetSelection(pending_state_.item->GetParentMenuItem(), 23405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SELECTION_OPEN_SUBMENU); 23415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 23425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 23435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 23445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace views 2345