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Side by Side Diff: ui/views/view.h

Issue 464643003: Stop painting when receiving delegated frame (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Address review comments Created 6 years, 4 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 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 UI_VIEWS_VIEW_H_ 5 #ifndef UI_VIEWS_VIEW_H_
6 #define UI_VIEWS_VIEW_H_ 6 #define UI_VIEWS_VIEW_H_
7 7
8 #include <algorithm> 8 #include <algorithm>
9 #include <map> 9 #include <map>
10 #include <set> 10 #include <set>
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1111 // existing view to make sure all descendants that have layers are parented to 1111 // existing view to make sure all descendants that have layers are parented to
1112 // the right layer. 1112 // the right layer.
1113 void MoveLayerToParent(ui::Layer* parent_layer, const gfx::Point& point); 1113 void MoveLayerToParent(ui::Layer* parent_layer, const gfx::Point& point);
1114 1114
1115 // Called to update the bounds of any child layers within this View's 1115 // Called to update the bounds of any child layers within this View's
1116 // hierarchy when something happens to the hierarchy. 1116 // hierarchy when something happens to the hierarchy.
1117 void UpdateChildLayerBounds(const gfx::Vector2d& offset); 1117 void UpdateChildLayerBounds(const gfx::Vector2d& offset);
1118 1118
1119 // Overridden from ui::LayerDelegate: 1119 // Overridden from ui::LayerDelegate:
1120 virtual void OnPaintLayer(gfx::Canvas* canvas) OVERRIDE; 1120 virtual void OnPaintLayer(gfx::Canvas* canvas) OVERRIDE;
1121 virtual void OnDelegatedFrameDamage(
1122 const gfx::Rect& damage_rect_in_dip) OVERRIDE {}
1121 virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE; 1123 virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE;
1122 virtual base::Closure PrepareForLayerBoundsChange() OVERRIDE; 1124 virtual base::Closure PrepareForLayerBoundsChange() OVERRIDE;
1123 1125
1124 // Finds the layer that this view paints to (it may belong to an ancestor 1126 // Finds the layer that this view paints to (it may belong to an ancestor
1125 // view), then reorders the immediate children of that layer to match the 1127 // view), then reorders the immediate children of that layer to match the
1126 // order of the view tree. 1128 // order of the view tree.
1127 virtual void ReorderLayers(); 1129 virtual void ReorderLayers();
1128 1130
1129 // This reorders the immediate children of |*parent_layer| to match the 1131 // This reorders the immediate children of |*parent_layer| to match the
1130 // order of the view tree. Child layers which are owned by a view are 1132 // order of the view tree. Child layers which are owned by a view are
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1599 // Belongs to this view, but it's reference-counted on some platforms 1601 // Belongs to this view, but it's reference-counted on some platforms
1600 // so we can't use a scoped_ptr. It's dereferenced in the destructor. 1602 // so we can't use a scoped_ptr. It's dereferenced in the destructor.
1601 NativeViewAccessibility* native_view_accessibility_; 1603 NativeViewAccessibility* native_view_accessibility_;
1602 1604
1603 DISALLOW_COPY_AND_ASSIGN(View); 1605 DISALLOW_COPY_AND_ASSIGN(View);
1604 }; 1606 };
1605 1607
1606 } // namespace views 1608 } // namespace views
1607 1609
1608 #endif // UI_VIEWS_VIEW_H_ 1610 #endif // UI_VIEWS_VIEW_H_
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