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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ash/common/wallpaper/wallpaper_widget_controller.h" | |
| 6 | |
| 7 #include "ash/ash_export.h" | |
| 8 #include "ash/common/wallpaper/wallpaper_delegate.h" | |
| 9 #include "ash/common/wm_shell.h" | |
| 10 #include "ash/common/wm_window.h" | |
| 11 #include "ash/root_window_controller.h" | |
| 12 #include "ui/compositor/layer_animation_observer.h" | |
| 13 #include "ui/compositor/scoped_layer_animation_settings.h" | |
| 14 #include "ui/views/widget/widget.h" | |
| 15 | |
| 16 namespace ash { | |
| 17 namespace { | |
| 18 | |
| 19 class ShowWallpaperAnimationObserver : public ui::ImplicitAnimationObserver, | |
| 20 public views::WidgetObserver { | |
| 21 public: | |
| 22 ShowWallpaperAnimationObserver(RootWindowController* root_window_controller, | |
| 23 views::Widget* wallpaper_widget, | |
| 24 bool is_initial_animation) | |
| 25 : root_window_controller_(root_window_controller), | |
| 26 wallpaper_widget_(wallpaper_widget), | |
| 27 is_initial_animation_(is_initial_animation) { | |
| 28 DCHECK(wallpaper_widget_); | |
| 29 wallpaper_widget_->AddObserver(this); | |
| 30 } | |
| 31 | |
| 32 ~ShowWallpaperAnimationObserver() override { | |
| 33 StopObservingImplicitAnimations(); | |
| 34 if (wallpaper_widget_) | |
| 35 wallpaper_widget_->RemoveObserver(this); | |
| 36 } | |
| 37 | |
| 38 private: | |
| 39 // Overridden from ui::ImplicitAnimationObserver: | |
| 40 void OnImplicitAnimationsScheduled() override { | |
| 41 if (is_initial_animation_) | |
| 42 root_window_controller_->OnInitialWallpaperAnimationStarted(); | |
| 43 } | |
| 44 | |
| 45 void OnImplicitAnimationsCompleted() override { | |
| 46 root_window_controller_->OnWallpaperAnimationFinished(wallpaper_widget_); | |
| 47 delete this; | |
| 48 } | |
| 49 | |
| 50 // Overridden from views::WidgetObserver. | |
| 51 void OnWidgetDestroying(views::Widget* widget) override { delete this; } | |
| 52 | |
| 53 RootWindowController* root_window_controller_; | |
| 54 views::Widget* wallpaper_widget_; | |
| 55 | |
| 56 // Is this object observing the initial brightness/grayscale animation? | |
| 57 const bool is_initial_animation_; | |
| 58 | |
| 59 DISALLOW_COPY_AND_ASSIGN(ShowWallpaperAnimationObserver); | |
| 60 }; | |
| 61 | |
| 62 } // namespace | |
| 63 | |
| 64 WallpaperWidgetController::WallpaperWidgetController(views::Widget* widget) | |
| 65 : widget_(widget), | |
| 66 widget_parent_(WmWindow::Get(widget->GetNativeWindow())->GetParent()) { | |
| 67 DCHECK(widget_); | |
| 68 widget_->AddObserver(this); | |
| 69 widget_parent_->aura_window()->AddObserver(this); | |
| 70 } | |
| 71 | |
| 72 WallpaperWidgetController::~WallpaperWidgetController() { | |
| 73 if (widget_) { | |
| 74 views::Widget* widget = widget_; | |
| 75 RemoveObservers(); | |
| 76 widget->CloseNow(); | |
| 77 } | |
| 78 } | |
| 79 | |
| 80 void WallpaperWidgetController::OnWidgetDestroying(views::Widget* widget) { | |
| 81 RemoveObservers(); | |
| 82 } | |
| 83 | |
| 84 void WallpaperWidgetController::SetBounds(const gfx::Rect& bounds) { | |
| 85 if (widget_) | |
| 86 widget_->SetBounds(bounds); | |
| 87 } | |
| 88 | |
| 89 bool WallpaperWidgetController::Reparent(WmWindow* root_window, int container) { | |
| 90 if (widget_) { | |
| 91 widget_parent_->aura_window()->RemoveObserver(this); | |
| 92 WmWindow* window = WmWindow::Get(widget_->GetNativeWindow()); | |
| 93 root_window->GetChildByShellWindowId(container)->AddChild(window); | |
| 94 widget_parent_ = WmWindow::Get(widget_->GetNativeWindow())->GetParent(); | |
| 95 widget_parent_->aura_window()->AddObserver(this); | |
| 96 return true; | |
| 97 } | |
| 98 // Nothing to reparent. | |
| 99 return false; | |
| 100 } | |
| 101 | |
| 102 void WallpaperWidgetController::RemoveObservers() { | |
| 103 widget_parent_->aura_window()->RemoveObserver(this); | |
| 104 widget_->RemoveObserver(this); | |
| 105 widget_ = nullptr; | |
| 106 } | |
| 107 | |
| 108 void WallpaperWidgetController::OnWindowBoundsChanged( | |
| 109 aura::Window* window, | |
| 110 const gfx::Rect& old_bounds, | |
| 111 const gfx::Rect& new_bounds) { | |
| 112 SetBounds(new_bounds); | |
| 113 } | |
| 114 | |
| 115 void WallpaperWidgetController::StartAnimating( | |
| 116 RootWindowController* root_window_controller) { | |
| 117 if (widget_) { | |
| 118 ui::ScopedLayerAnimationSettings settings( | |
| 119 widget_->GetLayer()->GetAnimator()); | |
| 120 settings.AddObserver(new ShowWallpaperAnimationObserver( | |
| 121 root_window_controller, widget_, | |
| 122 WmShell::Get()->wallpaper_delegate()->ShouldShowInitialAnimation())); | |
| 123 // When |widget_| shows, AnimateShowWindowCommon() is called to do the | |
| 124 // animation. Sets transition duration to 0 to avoid animating to the | |
| 125 // show animation's initial values. | |
| 126 settings.SetTransitionDuration(base::TimeDelta()); | |
| 127 widget_->Show(); | |
| 128 } | |
| 129 } | |
| 130 | |
| 131 AnimatingWallpaperWidgetController::AnimatingWallpaperWidgetController( | |
| 132 WallpaperWidgetController* controller) | |
| 133 : controller_(controller) {} | |
| 134 | |
| 135 AnimatingWallpaperWidgetController::~AnimatingWallpaperWidgetController() {} | |
| 136 | |
| 137 void AnimatingWallpaperWidgetController::StopAnimating() { | |
| 138 if (controller_) | |
| 139 controller_->widget()->GetLayer()->GetAnimator()->StopAnimating(); | |
| 140 } | |
| 141 | |
| 142 WallpaperWidgetController* AnimatingWallpaperWidgetController::GetController( | |
| 143 bool pass_ownership) { | |
| 144 if (pass_ownership) | |
| 145 return controller_.release(); | |
| 146 return controller_.get(); | |
| 147 } | |
| 148 | |
| 149 } // namespace ash | |
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Chromium Code Reviews
Issue 2729363002:
chromeos: Move files in //ash/common to //ash, part 3 (Closed)
