window_util.cc revision a1401311d1ab56c4ed0a474bd38c108f75cb0cd9
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" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/aura/client/activation_client.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" 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ash { 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace wm { 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 30a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)namespace { 31a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 32a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// Returns the default width of a snapped window. 33a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)int GetDefaultSnappedWindowWidth(aura::Window* window) { 34a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const float kSnappedWidthWorkspaceRatio = 0.5f; 35a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 36a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int work_area_width = 37a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ScreenUtil::GetDisplayWorkAreaBoundsInParent(window).width(); 38a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int min_width = window->delegate() ? 39a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) window->delegate()->GetMinimumSize().width() : 0; 40a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int ideal_width = 41a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) static_cast<int>(work_area_width * kSnappedWidthWorkspaceRatio); 42a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return std::min(work_area_width, std::max(ideal_width, min_width)); 43a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 44a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 45a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} // namespace 46a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// TODO(beng): replace many of these functions with the corewm versions. 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void ActivateWindow(aura::Window* window) { 49a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ::wm::ActivateWindow(window); 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void DeactivateWindow(aura::Window* window) { 53a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ::wm::DeactivateWindow(window); 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool IsActiveWindow(aura::Window* window) { 57a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return ::wm::IsActiveWindow(window); 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)aura::Window* GetActiveWindow() { 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return aura::client::GetActivationClient(Shell::GetPrimaryRootWindow())-> 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetActiveWindow(); 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)aura::Window* GetActivatableWindow(aura::Window* window) { 66a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return ::wm::GetActivatableWindow(window); 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool CanActivateWindow(aura::Window* window) { 70a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return ::wm::CanActivateWindow(window); 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7368043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles)bool IsWindowMinimized(aura::Window* window) { 745d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return ash::wm::GetWindowState(window)->IsMinimized(); 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void CenterWindow(aura::Window* window) { 78f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) wm::WindowState* window_state = wm::GetWindowState(window); 79a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (!window_state->IsNormalOrSnapped()) 80f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) return; 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const gfx::Display display = 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Shell::GetScreen()->GetDisplayNearestWindow(window); 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Rect center = display.work_area(); 84a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) gfx::Size size = window->bounds().size(); 85a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (window_state->IsSnapped()) { 86a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (window_state->HasRestoreBounds()) 87a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) size = window_state->GetRestoreBoundsInScreen().size(); 88a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) center.ClampToCenteredSize(size); 89a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) window_state->SetRestoreBoundsInScreen(center); 90a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) window_state->Restore(); 91a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) } else { 925d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) center = ScreenUtil::ConvertRectFromScreen(window->parent(), 93a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) center); 94a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) center.ClampToCenteredSize(size); 95a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) window->SetBounds(center); 96a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) } 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 99a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 100a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)gfx::Rect GetDefaultLeftSnappedWindowBoundsInParent(aura::Window* window) { 101a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) gfx::Rect work_area_in_parent(ScreenUtil::GetDisplayWorkAreaBoundsInParent( 102a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) window)); 103a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return gfx::Rect(work_area_in_parent.x(), 104a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.y(), 105a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) GetDefaultSnappedWindowWidth(window), 106a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.height()); 107a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 108a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 109a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)gfx::Rect GetDefaultRightSnappedWindowBoundsInParent(aura::Window* window) { 110a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) gfx::Rect work_area_in_parent(ScreenUtil::GetDisplayWorkAreaBoundsInParent( 111a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) window)); 112a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) int width = GetDefaultSnappedWindowWidth(window); 113a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return gfx::Rect(work_area_in_parent.right() - width, 114a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.y(), 115a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) width, 116a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) work_area_in_parent.height()); 117a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 118a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 1195d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)void AdjustBoundsSmallerThan(const gfx::Size& max_size, gfx::Rect* bounds) { 1205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_width(std::min(bounds->width(), max_size.width())); 1215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_height(std::min(bounds->height(), max_size.height())); 1225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 1235d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 1243551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void AdjustBoundsToEnsureMinimumWindowVisibility(const gfx::Rect& visible_area, 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Rect* bounds) { 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) AdjustBoundsToEnsureWindowVisibility( 1273551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) visible_area, kMinimumOnScreenArea, kMinimumOnScreenArea, bounds); 1282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1303551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void AdjustBoundsToEnsureWindowVisibility(const gfx::Rect& visible_area, 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int min_width, 1322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int min_height, 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) gfx::Rect* bounds) { 1345d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) AdjustBoundsSmallerThan(visible_area.size(), bounds); 135bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch 1363551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) min_width = std::min(min_width, visible_area.width()); 1373551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) min_height = std::min(min_height, visible_area.height()); 138bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch 1395d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (bounds->right() < visible_area.x() + min_width) { 1405d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_x(visible_area.x() + min_width - bounds->width()); 1415d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } else if (bounds->x() > visible_area.right() - min_width) { 1423551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) bounds->set_x(visible_area.right() - min_width); 143bb1529ce867d8845a77ec7cdf3e3003ef1771a40Ben Murdoch } 1445d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (bounds->bottom() < visible_area.y() + min_height) { 1455d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_y(visible_area.y() + min_height - bounds->height()); 1465d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) } else if (bounds->y() > visible_area.bottom() - min_height) { 1473551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) bounds->set_y(visible_area.bottom() - min_height); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1495d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (bounds->y() < visible_area.y()) 1505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bounds->set_y(visible_area.y()); 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 153c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)bool MoveWindowToEventRoot(aura::Window* window, const ui::Event& event) { 154c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) views::View* target = static_cast<views::View*>(event.target()); 155c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (!target) 156c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return false; 1571e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) aura::Window* target_root = 158c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) target->GetWidget()->GetNativeView()->GetRootWindow(); 159c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (!target_root || target_root == window->GetRootWindow()) 160c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return false; 161c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) aura::Window* window_container = 162c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) ash::Shell::GetContainer(target_root, window->parent()->id()); 163c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // Move the window to the target launcher. 164c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) window_container->AddChild(window); 165c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return true; 166c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 167c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 168a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void ReparentChildWithTransientChildren(aura::Window* child, 169a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* old_parent, 170a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* new_parent) { 171a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) if (child->parent() == old_parent) 172a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) new_parent->AddChild(child); 173a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) ReparentTransientChildrenOfChild(child, old_parent, new_parent); 1744e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 1754e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 176a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)void ReparentTransientChildrenOfChild(aura::Window* child, 177a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* old_parent, 178a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) aura::Window* new_parent) { 1795d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) for (size_t i = 0; 180a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) i < ::wm::GetTransientChildren(child).size(); 1815d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ++i) { 1825d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) ReparentChildWithTransientChildren( 183a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) ::wm::GetTransientChildren(child)[i], 1845d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) old_parent, 1855d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) new_parent); 186a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) } 1874e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 1884e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace wm 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ash 191