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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef ASH_WM_WINDOW_MIRROR_VIEW_H_ | 5 #ifndef ASH_WM_WINDOW_MIRROR_VIEW_H_ |
| 6 #define ASH_WM_WINDOW_MIRROR_VIEW_H_ | 6 #define ASH_WM_WINDOW_MIRROR_VIEW_H_ |
| 7 | 7 |
| 8 #include <memory> | 8 #include <memory> |
| 9 | 9 |
| 10 #include "ash/ash_export.h" | 10 #include "ash/ash_export.h" |
| (...skipping 12 matching lines...) Expand all Loading... |
| 23 | 23 |
| 24 namespace wm { | 24 namespace wm { |
| 25 | 25 |
| 26 // A view that mirrors the client area of a single window. | 26 // A view that mirrors the client area of a single window. |
| 27 class WindowMirrorView : public views::View { | 27 class WindowMirrorView : public views::View { |
| 28 public: | 28 public: |
| 29 explicit WindowMirrorView(aura::Window* window); | 29 explicit WindowMirrorView(aura::Window* window); |
| 30 ~WindowMirrorView() override; | 30 ~WindowMirrorView() override; |
| 31 | 31 |
| 32 // views::View: | 32 // views::View: |
| 33 gfx::Size GetPreferredSize() const override; | 33 gfx::Size CalculatePreferredSize() const override; |
| 34 void Layout() override; | 34 void Layout() override; |
| 35 bool GetNeedsNotificationWhenVisibleBoundsChange() const override; | 35 bool GetNeedsNotificationWhenVisibleBoundsChange() const override; |
| 36 void OnVisibleBoundsChanged() override; | 36 void OnVisibleBoundsChanged() override; |
| 37 | 37 |
| 38 private: | 38 private: |
| 39 void InitLayerOwner(); | 39 void InitLayerOwner(); |
| 40 | 40 |
| 41 // Gets the root of the layer tree that was lifted from |target_| (and is now | 41 // Gets the root of the layer tree that was lifted from |target_| (and is now |
| 42 // a child of |this->layer()|). | 42 // a child of |this->layer()|). |
| 43 ui::Layer* GetMirrorLayer(); | 43 ui::Layer* GetMirrorLayer(); |
| 44 | 44 |
| 45 // Calculates the bounds of the client area of the Window in the widget | 45 // Calculates the bounds of the client area of the Window in the widget |
| 46 // coordinate space. | 46 // coordinate space. |
| 47 gfx::Rect GetClientAreaBounds() const; | 47 gfx::Rect GetClientAreaBounds() const; |
| 48 | 48 |
| 49 // The original window that is being represented by |this|. | 49 // The original window that is being represented by |this|. |
| 50 aura::Window* target_; | 50 aura::Window* target_; |
| 51 | 51 |
| 52 // Retains ownership of the mirror layer tree. This is lazily initialized | 52 // Retains ownership of the mirror layer tree. This is lazily initialized |
| 53 // the first time the view becomes visible. | 53 // the first time the view becomes visible. |
| 54 std::unique_ptr<ui::LayerTreeOwner> layer_owner_; | 54 std::unique_ptr<ui::LayerTreeOwner> layer_owner_; |
| 55 | 55 |
| 56 DISALLOW_COPY_AND_ASSIGN(WindowMirrorView); | 56 DISALLOW_COPY_AND_ASSIGN(WindowMirrorView); |
| 57 }; | 57 }; |
| 58 | 58 |
| 59 } // namespace wm | 59 } // namespace wm |
| 60 } // namespace ash | 60 } // namespace ash |
| 61 | 61 |
| 62 #endif // ASH_WM_WINDOW_MIRROR_VIEW_H_ | 62 #endif // ASH_WM_WINDOW_MIRROR_VIEW_H_ |
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