tabbed_pane.cc revision eb525c5499e34cc9c4b825d6d9e75bb07cc06ace
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/tabbed_pane/tabbed_pane.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/base/accessibility/accessible_view_state.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/base/keycodes/keyboard_codes.h" 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/gfx/canvas.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/gfx/font.h" 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/views/controls/label.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/controls/tabbed_pane/tabbed_pane_listener.h" 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/views/layout/layout_manager.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/widget/widget.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// TODO(markusheintz|msw): Use NativeTheme colors. 20eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochconst SkColor kTabTitleColor_Inactive = SkColorSetRGB(0x64, 0x64, 0x64); 21eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochconst SkColor kTabTitleColor_Active = SK_ColorBLACK; 22eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochconst SkColor kTabTitleColor_Hovered = SK_ColorBLACK; 23eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochconst SkColor kTabBorderColor = SkColorSetRGB(0xC8, 0xC8, 0xC8); 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const SkScalar kTabBorderThickness = 1.0f; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace views { 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 31b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles)const char TabbedPane::kViewClassName[] = "TabbedPane"; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The tab view shown in the tab strip. 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class Tab : public View { 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Tab(TabbedPane* tabbed_pane, const string16& title, View* contents); 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~Tab(); 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) View* contents() const { return contents_; } 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool selected() const { return contents_->visible(); } 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void SetSelected(bool selected); 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Overridden from View: 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE; 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE; 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnMouseCaptureLost() OVERRIDE; 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE; 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE; 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE; 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual gfx::Size GetPreferredSize() OVERRIDE; 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void Layout() OVERRIDE; 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 55eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch enum TabState { 56eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch TAB_INACTIVE, 57eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch TAB_ACTIVE, 58eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch TAB_PRESSED, 59eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch TAB_HOVERED, 60eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch }; 61eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 62eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch void SetState(TabState tab_state); 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) TabbedPane* tabbed_pane_; 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Label* title_; 66eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch gfx::Size preferred_title_size_; 67eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch TabState tab_state_; 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The content view associated with this tab. 692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) View* contents_; 702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(Tab); 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// The tab strip shown above the tab contents. 752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class TabStrip : public View { 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 77eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch explicit TabStrip(TabbedPane* tabbed_pane); 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~TabStrip(); 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Overridden from View: 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual gfx::Size GetPreferredSize() OVERRIDE; 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void Layout() OVERRIDE; 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE; 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 86eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch TabbedPane* tabbed_pane_; 87eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(TabStrip); 892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)Tab::Tab(TabbedPane* tabbed_pane, const string16& title, View* contents) 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : tabbed_pane_(tabbed_pane), 932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) title_(new Label(title, gfx::Font().DeriveFont(0, gfx::Font::BOLD))), 94eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch tab_state_(TAB_ACTIVE), 952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents_(contents) { 96eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch // Calculate this now while the font is guaranteed to be bold. 97eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch preferred_title_size_ = title_->GetPreferredSize(); 98eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 99eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(TAB_INACTIVE); 1002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddChildView(title_); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)Tab::~Tab() {} 1042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Tab::SetSelected(bool selected) { 1062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents_->SetVisible(selected); 107eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(selected ? TAB_ACTIVE : TAB_INACTIVE); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool Tab::OnMousePressed(const ui::MouseEvent& event) { 111eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(TAB_PRESSED); 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return true; 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Tab::OnMouseReleased(const ui::MouseEvent& event) { 116eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(selected() ? TAB_ACTIVE : TAB_HOVERED); 1172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (GetLocalBounds().Contains(event.location())) 1182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) tabbed_pane_->SelectTab(this); 1192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Tab::OnMouseCaptureLost() { 122eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(TAB_INACTIVE); 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Tab::OnMouseEntered(const ui::MouseEvent& event) { 126eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(selected() ? TAB_ACTIVE : TAB_HOVERED); 1272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Tab::OnMouseExited(const ui::MouseEvent& event) { 130eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(selected() ? TAB_ACTIVE : TAB_INACTIVE); 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Tab::OnGestureEvent(ui::GestureEvent* event) { 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) switch (event->type()) { 1352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case ui::ET_GESTURE_TAP_DOWN: 136eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(TAB_PRESSED); 1372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) break; 1382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case ui::ET_GESTURE_TAP: 1392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // SelectTab also sets the right tab color. 1402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) tabbed_pane_->SelectTab(this); 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) break; 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case ui::ET_GESTURE_TAP_CANCEL: 143eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SetState(selected() ? TAB_ACTIVE : TAB_INACTIVE); 1442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) break; 1452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) default: 1462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) break; 1472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) event->SetHandled(); 1492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)gfx::Size Tab::GetPreferredSize() { 152eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch gfx::Size size(preferred_title_size_); 153eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch size.Enlarge(21, 9); 1542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const int kTabMinWidth = 54; 1552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (size.width() < kTabMinWidth) 1562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size.set_width(kTabMinWidth); 1572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return size; 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Tab::Layout() { 1612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Rect bounds = GetLocalBounds(); 162eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch bounds.Inset(0, 1, 0, 0); 163eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch bounds.ClampToCenteredSize(preferred_title_size_); 1642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) title_->SetBoundsRect(bounds); 1652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 167eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochvoid Tab::SetState(TabState tab_state) { 168eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch if (tab_state == tab_state_) 169eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch return; 170eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch tab_state_ = tab_state; 1712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 172eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch switch (tab_state) { 173eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch case TAB_INACTIVE: 174eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch title_->SetEnabledColor(kTabTitleColor_Inactive); 175eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch title_->SetFont(gfx::Font()); 176eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch break; 177eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch case TAB_ACTIVE: 178eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch title_->SetEnabledColor(kTabTitleColor_Active); 179eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch title_->SetFont(gfx::Font().DeriveFont(0, gfx::Font::BOLD)); 180eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch break; 181eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch case TAB_PRESSED: 182eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch // No visual distinction for pressed state. 183eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch break; 184eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch case TAB_HOVERED: 185eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch title_->SetEnabledColor(kTabTitleColor_Hovered); 186eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch title_->SetFont(gfx::Font()); 187eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch break; 188eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch } 1892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SchedulePaint(); 1902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 192eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen MurdochTabStrip::TabStrip(TabbedPane* tabbed_pane) : tabbed_pane_(tabbed_pane) {} 1932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TabStrip::~TabStrip() {} 1952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)gfx::Size TabStrip::GetPreferredSize() { 1972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Size size; 1982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (int i = 0; i < child_count(); ++i) { 1992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Size child_size = child_at(i)->GetPreferredSize(); 2002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size.SetSize(size.width() + child_size.width(), 2012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::max(size.height(), child_size.height())); 2022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return size; 2042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void TabStrip::Layout() { 207eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch const int kTabOffset = 9; 2082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int x = kTabOffset; // Layout tabs with an offset to the tabstrip border. 2092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (int i = 0; i < child_count(); ++i) { 2102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Size ps = child_at(i)->GetPreferredSize(); 2112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) child_at(i)->SetBounds(x, 0, ps.width(), ps.height()); 2122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) x = child_at(i)->bounds().right(); 2132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void TabStrip::OnPaint(gfx::Canvas* canvas) { 2172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) OnPaintBackground(canvas); 2182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Draw the TabStrip border. 2202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SkPaint paint; 2212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) paint.setColor(kTabBorderColor); 2222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) paint.setStrokeWidth(kTabBorderThickness); 223eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkScalar line_y = SkIntToScalar(height()) - (kTabBorderThickness / 2); 224eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkScalar line_end = SkIntToScalar(width()); 225eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch int selected_tab_index = tabbed_pane_->selected_tab_index(); 226eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch if (selected_tab_index >= 0) { 227eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch Tab* selected_tab = tabbed_pane_->GetTabAt(selected_tab_index); 228eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkPath path; 229eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkScalar tab_height = 230eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkIntToScalar(selected_tab->height()) - kTabBorderThickness; 231eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkScalar tab_width = 232eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkIntToScalar(selected_tab->width()) - kTabBorderThickness; 233eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkScalar tab_start = SkIntToScalar(selected_tab->x()); 234eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch path.moveTo(0, line_y); 235eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch path.rLineTo(tab_start, 0); 236eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch path.rLineTo(0, -tab_height); 237eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch path.rLineTo(tab_width, 0); 238eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch path.rLineTo(0, tab_height); 239eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch path.lineTo(line_end, line_y); 240eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch 241eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch SkPaint paint; 242eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch paint.setStyle(SkPaint::kStroke_Style); 243eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch paint.setColor(kTabBorderColor); 244eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch paint.setStrokeWidth(kTabBorderThickness); 245eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch canvas->DrawPath(path, paint); 246eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch } else { 247eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch canvas->sk_canvas()->drawLine(0, line_y, line_end, line_y, paint); 248eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch } 2492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 251eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen MurdochTabbedPane::TabbedPane(bool draw_border) 2522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : listener_(NULL), 253eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch tab_strip_(new TabStrip(this)), 2542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents_(new View()), 2552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) selected_tab_index_(-1) { 2562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) set_focusable(true); 2572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddChildView(tab_strip_); 2582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddChildView(contents_); 259eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch if (draw_border) { 260eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch contents_->set_border(Border::CreateSolidSidedBorder(0, 261eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch kTabBorderThickness, 262eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch kTabBorderThickness, 263eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch kTabBorderThickness, 264eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch kTabBorderColor)); 265eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch } 2662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 2672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TabbedPane::~TabbedPane() {} 2692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)int TabbedPane::GetTabCount() { 2712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK_EQ(tab_strip_->child_count(), contents_->child_count()); 2722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return contents_->child_count(); 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)View* TabbedPane::GetSelectedTab() { 2762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return selected_tab_index() < 0 ? 2772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) NULL : GetTabAt(selected_tab_index())->contents(); 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TabbedPane::AddTab(const string16& title, View* contents) { 2812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddTabAtIndex(tab_strip_->child_count(), title, contents); 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TabbedPane::AddTabAtIndex(int index, 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string16& title, 2862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) View* contents) { 2872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(index >= 0 && index <= GetTabCount()); 2882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents->SetVisible(false); 2892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) tab_strip_->AddChildViewAt(new Tab(this, title, contents), index); 2912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents_->AddChildViewAt(contents, index); 2922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (selected_tab_index() < 0) 2932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SelectTabAt(index); 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PreferredSizeChanged(); 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TabbedPane::SelectTabAt(int index) { 2992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(index >= 0 && index < GetTabCount()); 3002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (index == selected_tab_index()) 3012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return; 3022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (selected_tab_index() >= 0) 3042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GetTabAt(selected_tab_index())->SetSelected(false); 3052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) selected_tab_index_ = index; 3072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Tab* tab = GetTabAt(index); 3082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) tab->SetSelected(true); 3092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) tab_strip_->SchedulePaint(); 3102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) FocusManager* focus_manager = tab->contents()->GetFocusManager(); 3122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (focus_manager) { 3132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const View* focused_view = focus_manager->GetFocusedView(); 3142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (focused_view && contents_->Contains(focused_view) && 3152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) !tab->contents()->Contains(focused_view)) 3162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) focus_manager->SetFocusedView(tab->contents()); 3172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 3192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (listener()) 3202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) listener()->TabSelectedAt(index); 3215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void TabbedPane::SelectTab(Tab* tab) { 3242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const int index = tab_strip_->GetIndexOf(tab); 3252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (index >= 0) 3262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) SelectTabAt(index); 3275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)gfx::Size TabbedPane::GetPreferredSize() { 3302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Size size; 3312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (int i = 0; i < contents_->child_count(); ++i) 332868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) size.SetToMax(contents_->child_at(i)->GetPreferredSize()); 3332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size.Enlarge(0, tab_strip_->GetPreferredSize().height()); 3342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return size; 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)Tab* TabbedPane::GetTabAt(int index) { 3382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return static_cast<Tab*>(tab_strip_->child_at(index)); 3395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TabbedPane::Layout() { 3422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const gfx::Size size = tab_strip_->GetPreferredSize(); 3432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) tab_strip_->SetBounds(0, 0, width(), size.height()); 3442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents_->SetBounds(0, tab_strip_->bounds().bottom(), width(), 3452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::max(0, height() - size.height())); 3462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (int i = 0; i < contents_->child_count(); ++i) 3472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents_->child_at(i)->SetSize(contents_->size()); 3485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 350a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles)void TabbedPane::ViewHierarchyChanged( 351a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) const ViewHierarchyChangedDetails& details) { 352a93a17c8d99d686bd4a1511e5504e5e6cc9fcadfTorne (Richard Coles) if (details.is_add) { 3532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Support navigating tabs by Ctrl+Tab and Ctrl+Shift+Tab. 3542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddAccelerator(ui::Accelerator(ui::VKEY_TAB, 3552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ui::EF_CONTROL_DOWN | ui::EF_SHIFT_DOWN)); 3562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AddAccelerator(ui::Accelerator(ui::VKEY_TAB, ui::EF_CONTROL_DOWN)); 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool TabbedPane::AcceleratorPressed(const ui::Accelerator& accelerator) { 3612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Handle Ctrl+Tab and Ctrl+Shift+Tab navigation of pages. 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(accelerator.key_code() == ui::VKEY_TAB && accelerator.IsCtrlDown()); 3632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const int tab_count = GetTabCount(); 3645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (tab_count <= 1) 3655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 3662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const int increment = accelerator.IsShiftDown() ? -1 : 1; 3672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int next_tab_index = (selected_tab_index() + increment) % tab_count; 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Wrap around. 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (next_tab_index < 0) 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) next_tab_index += tab_count; 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SelectTabAt(next_tab_index); 3725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 3735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles)const char* TabbedPane::GetClassName() const { 3765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return kViewClassName; 3775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TabbedPane::OnFocus() { 3802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) View::OnFocus(); 3815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) View* selected_tab = GetSelectedTab(); 3832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (selected_tab) { 384c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) selected_tab->NotifyAccessibilityEvent( 385c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) ui::AccessibilityTypes::EVENT_FOCUS, true); 3862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void TabbedPane::GetAccessibleState(ui::AccessibleViewState* state) { 3905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) state->role = ui::AccessibilityTypes::ROLE_PAGETABLIST; 3915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace views 394