window_util.cc revision effb81e5f8246d0db0270817048dc992db66e9fb
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 "ash/wm/window_util.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <vector> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ash/ash_constants.h" 105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "ash/screen_util.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ash/shell.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ash/wm/window_properties.h" 13f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)#include "ash/wm/window_state.h" 1423730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles)#include "ash/wm/wm_event.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/aura/client/aura_constants.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/aura/window.h" 17a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "ui/aura/window_delegate.h" 18a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "ui/aura/window_event_dispatcher.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/display.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/rect.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/screen.h" 225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "ui/gfx/size.h" 23c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "ui/views/view.h" 24c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "ui/views/widget/widget.h" 25a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include "ui/wm/core/window_util.h" 26effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch#include "ui/wm/public/activation_client.h" 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ash { 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace wm { 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 31a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)namespace { 32a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 33a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// Returns the default width of a snapped window. 34a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)int GetDefaultSnappedWindowWidth(aura::Window* window) { 35a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const float kSnappedWidthWorkspaceRatio = 0.5f; 36a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 37a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int work_area_width = 38a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ScreenUtil::GetDisplayWorkAreaBoundsInParent(window).width(); 39a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int min_width = window->delegate() ? 40a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) window->delegate()->GetMinimumSize().width() : 0; 41a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int ideal_width = 42a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) static_cast<int>(work_area_width * kSnappedWidthWorkspaceRatio); 43a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return std::min(work_area_width, std::max(ideal_width, min_width)); 44a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 45a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 46a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} // namespace 47a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// TODO(beng): replace many of these functions with the corewm versions. 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void ActivateWindow(aura::Window* window) { 50a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ::wm::ActivateWindow(window); 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DeactivateWindow(aura::Window* window) { 54a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ::wm::DeactivateWindow(window); 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool IsActiveWindow(aura::Window* window) { 58a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return ::wm::IsActiveWindow(window); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)aura::Window* GetActiveWindow() { 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return aura::client::GetActivationClient(Shell::GetPrimaryRootWindow())-> 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetActiveWindow(); 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)aura::Window* GetActivatableWindow(aura::Window* window) { 67a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return ::wm::GetActivatableWindow(window); 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool CanActivateWindow(aura::Window* window) { 71a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return ::wm::CanActivateWindow(window); 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7468043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles)bool IsWindowMinimized(aura::Window* window) { 755d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return ash::wm::GetWindowState(window)->IsMinimized(); 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void CenterWindow(aura::Window* window) { 7923730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles) wm::WMEvent event(wm::WM_EVENT_CENTER); 8023730a6e56a168d1879203e4b3819bb36e3d8f1fTorne (Richard Coles) wm::GetWindowState(window)->OnWMEvent(&event); 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 83a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)gfx::Rect GetDefaultLeftSnappedWindowBoundsInParent(aura::Window* window) { 84a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) gfx::Rect work_area_in_parent(ScreenUtil::GetDisplayWorkAreaBoundsInParent( 85a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) window)); 86a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return gfx::Rect(work_area_in_parent.x(), 87a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.y(), 88a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) GetDefaultSnappedWindowWidth(window), 89a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.height()); 90a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 91a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 92a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)gfx::Rect GetDefaultRightSnappedWindowBoundsInParent(aura::Window* window) { 93a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) gfx::Rect work_area_in_parent(ScreenUtil::GetDisplayWorkAreaBoundsInParent( 94a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) window)); 95a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int width = GetDefaultSnappedWindowWidth(window); 96a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return gfx::Rect(work_area_in_parent.right() - width, 97a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.y(), 98a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) width, 99a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.height()); 100a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 101a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 1025d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)void AdjustBoundsSmallerThan(const gfx::Size& max_size, gfx::Rect* bounds) { 1035d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_width(std::min(bounds->width(), max_size.width())); 1045d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_height(std::min(bounds->height(), max_size.height())); 1055d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 1065d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1073551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void AdjustBoundsToEnsureMinimumWindowVisibility(const gfx::Rect& visible_area, 1082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Rect* bounds) { 1092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AdjustBoundsToEnsureWindowVisibility( 1103551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) visible_area, kMinimumOnScreenArea, kMinimumOnScreenArea, bounds); 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1133551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void AdjustBoundsToEnsureWindowVisibility(const gfx::Rect& visible_area, 1142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int min_width, 1152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int min_height, 1162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Rect* bounds) { 1175d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) AdjustBoundsSmallerThan(visible_area.size(), bounds); 118bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch 1193551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) min_width = std::min(min_width, visible_area.width()); 1203551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) min_height = std::min(min_height, visible_area.height()); 121bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch 1225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (bounds->right() < visible_area.x() + min_width) { 1235d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_x(visible_area.x() + min_width - bounds->width()); 1245d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } else if (bounds->x() > visible_area.right() - min_width) { 1253551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) bounds->set_x(visible_area.right() - min_width); 126bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch } 1275d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (bounds->bottom() < visible_area.y() + min_height) { 1285d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_y(visible_area.y() + min_height - bounds->height()); 1295d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } else if (bounds->y() > visible_area.bottom() - min_height) { 1303551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) bounds->set_y(visible_area.bottom() - min_height); 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1325d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (bounds->y() < visible_area.y()) 1335d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_y(visible_area.y()); 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 136c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)bool MoveWindowToEventRoot(aura::Window* window, const ui::Event& event) { 137c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) views::View* target = static_cast<views::View*>(event.target()); 138c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (!target) 139c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return false; 1401e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) aura::Window* target_root = 141c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) target->GetWidget()->GetNativeView()->GetRootWindow(); 142c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (!target_root || target_root == window->GetRootWindow()) 143c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return false; 144c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) aura::Window* window_container = 145c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) ash::Shell::GetContainer(target_root, window->parent()->id()); 146c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // Move the window to the target launcher. 147c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) window_container->AddChild(window); 148c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return true; 149c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 150c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 151a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void ReparentChildWithTransientChildren(aura::Window* child, 152a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* old_parent, 153a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* new_parent) { 154a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (child->parent() == old_parent) 155a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) new_parent->AddChild(child); 156a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) ReparentTransientChildrenOfChild(child, old_parent, new_parent); 1574e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 1584e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 159a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void ReparentTransientChildrenOfChild(aura::Window* child, 160a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* old_parent, 161a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* new_parent) { 1625d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) for (size_t i = 0; 163a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) i < ::wm::GetTransientChildren(child).size(); 1645d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ++i) { 1655d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ReparentChildWithTransientChildren( 166a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ::wm::GetTransientChildren(child)[i], 1675d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) old_parent, 1685d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) new_parent); 169a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) } 1704e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 1714e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace wm 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ash 174