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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/desktop_background/desktop_background_widget_controller.h" | |
| 6 | |
| 7 #include "ash/ash_export.h" | |
| 8 #include "ash/common/wallpaper/wallpaper_delegate.h" | |
| 9 #include "ash/common/wm_lookup.h" | |
| 10 #include "ash/common/wm_shell.h" | |
| 11 #include "ash/common/wm_window.h" | |
| 12 #include "ash/root_window_controller.h" | |
| 13 #include "ui/aura/window.h" | |
| 14 #include "ui/compositor/layer_animation_observer.h" | |
| 15 #include "ui/compositor/scoped_layer_animation_settings.h" | |
| 16 #include "ui/views/widget/widget.h" | |
| 17 | |
| 18 namespace ash { | |
| 19 namespace { | |
| 20 | |
| 21 class ShowWallpaperAnimationObserver : public ui::ImplicitAnimationObserver, | |
| 22 public views::WidgetObserver { | |
| 23 public: | |
| 24 ShowWallpaperAnimationObserver(RootWindowController* root_window_controller, | |
| 25 views::Widget* desktop_widget, | |
| 26 bool is_initial_animation) | |
| 27 : root_window_controller_(root_window_controller), | |
| 28 desktop_widget_(desktop_widget), | |
| 29 is_initial_animation_(is_initial_animation) { | |
| 30 DCHECK(desktop_widget_); | |
| 31 desktop_widget_->AddObserver(this); | |
| 32 } | |
| 33 | |
| 34 ~ShowWallpaperAnimationObserver() override { | |
| 35 StopObservingImplicitAnimations(); | |
| 36 if (desktop_widget_) | |
| 37 desktop_widget_->RemoveObserver(this); | |
| 38 } | |
| 39 | |
| 40 private: | |
| 41 // Overridden from ui::ImplicitAnimationObserver: | |
| 42 void OnImplicitAnimationsScheduled() override { | |
| 43 if (is_initial_animation_) { | |
| 44 root_window_controller_->HandleInitialDesktopBackgroundAnimationStarted(); | |
| 45 } | |
| 46 } | |
| 47 | |
| 48 void OnImplicitAnimationsCompleted() override { | |
| 49 root_window_controller_->OnWallpaperAnimationFinished(desktop_widget_); | |
| 50 delete this; | |
| 51 } | |
| 52 | |
| 53 // Overridden from views::WidgetObserver. | |
| 54 void OnWidgetDestroying(views::Widget* widget) override { delete this; } | |
| 55 | |
| 56 RootWindowController* root_window_controller_; | |
| 57 views::Widget* desktop_widget_; | |
| 58 | |
| 59 // Is this object observing the initial brightness/grayscale animation? | |
| 60 const bool is_initial_animation_; | |
| 61 | |
| 62 DISALLOW_COPY_AND_ASSIGN(ShowWallpaperAnimationObserver); | |
| 63 }; | |
| 64 | |
| 65 } // namespace | |
| 66 | |
| 67 DesktopBackgroundWidgetController::DesktopBackgroundWidgetController( | |
| 68 views::Widget* widget) | |
| 69 : widget_(widget), | |
| 70 widget_parent_(WmLookup::Get()->GetWindowForWidget(widget)->GetParent()) { | |
| 71 DCHECK(widget_); | |
| 72 widget_->AddObserver(this); | |
| 73 widget_parent_->AddObserver(this); | |
| 74 } | |
| 75 | |
| 76 DesktopBackgroundWidgetController::~DesktopBackgroundWidgetController() { | |
| 77 if (widget_) { | |
| 78 views::Widget* widget = widget_; | |
| 79 RemoveObservers(); | |
| 80 widget->CloseNow(); | |
| 81 } | |
| 82 } | |
| 83 | |
| 84 void DesktopBackgroundWidgetController::OnWidgetDestroying( | |
| 85 views::Widget* widget) { | |
| 86 RemoveObservers(); | |
| 87 } | |
| 88 | |
| 89 void DesktopBackgroundWidgetController::SetBounds(const gfx::Rect& bounds) { | |
| 90 if (widget_) | |
| 91 widget_->SetBounds(bounds); | |
| 92 } | |
| 93 | |
| 94 bool DesktopBackgroundWidgetController::Reparent(aura::Window* root_window, | |
| 95 int src_container, | |
| 96 int dest_container) { | |
| 97 if (widget_) { | |
| 98 widget_parent_->RemoveObserver(this); | |
| 99 views::Widget::ReparentNativeView( | |
| 100 widget_->GetNativeView(), root_window->GetChildById(dest_container)); | |
| 101 widget_parent_ = WmLookup::Get()->GetWindowForWidget(widget_)->GetParent(); | |
| 102 widget_parent_->AddObserver(this); | |
| 103 return true; | |
| 104 } | |
| 105 // Nothing to reparent. | |
| 106 return false; | |
| 107 } | |
| 108 | |
| 109 void DesktopBackgroundWidgetController::RemoveObservers() { | |
| 110 widget_parent_->RemoveObserver(this); | |
| 111 widget_->RemoveObserver(this); | |
| 112 widget_ = nullptr; | |
| 113 } | |
| 114 | |
| 115 void DesktopBackgroundWidgetController::OnWindowBoundsChanged( | |
| 116 WmWindow* window, | |
| 117 const gfx::Rect& old_bounds, | |
| 118 const gfx::Rect& new_bounds) { | |
| 119 SetBounds(new_bounds); | |
| 120 } | |
| 121 | |
| 122 void DesktopBackgroundWidgetController::StartAnimating( | |
| 123 RootWindowController* root_window_controller) { | |
| 124 if (widget_) { | |
| 125 ui::ScopedLayerAnimationSettings settings( | |
| 126 widget_->GetNativeView()->layer()->GetAnimator()); | |
| 127 settings.AddObserver(new ShowWallpaperAnimationObserver( | |
| 128 root_window_controller, widget_, | |
| 129 WmShell::Get()->wallpaper_delegate()->ShouldShowInitialAnimation())); | |
| 130 // When |widget_| shows, AnimateShowWindowCommon() is called to do the | |
| 131 // animation. Sets transition duration to 0 to avoid animating to the | |
| 132 // show animation's initial values. | |
| 133 settings.SetTransitionDuration(base::TimeDelta()); | |
| 134 widget_->Show(); | |
| 135 } | |
| 136 } | |
| 137 | |
| 138 AnimatingDesktopController::AnimatingDesktopController( | |
| 139 DesktopBackgroundWidgetController* component) { | |
| 140 controller_.reset(component); | |
| 141 } | |
| 142 | |
| 143 AnimatingDesktopController::~AnimatingDesktopController() {} | |
| 144 | |
| 145 void AnimatingDesktopController::StopAnimating() { | |
| 146 if (controller_) { | |
| 147 ui::Layer* layer = controller_->widget()->GetNativeView()->layer(); | |
| 148 layer->GetAnimator()->StopAnimating(); | |
| 149 } | |
| 150 } | |
| 151 | |
| 152 DesktopBackgroundWidgetController* AnimatingDesktopController::GetController( | |
| 153 bool pass_ownership) { | |
| 154 if (pass_ownership) | |
| 155 return controller_.release(); | |
| 156 return controller_.get(); | |
| 157 } | |
| 158 | |
| 159 } // namespace ash | |
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Chromium Code Reviews
Issue 2290473004:
Rename ash desktop_background to wallpaper. (Closed)
