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1 // Copyright (c) 2011 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 "views/widget/native_widget_view.h" | |
6 | |
7 #include "ui/gfx/canvas.h" | |
8 #include "ui/gfx/compositor/layer.h" | |
9 #include "ui/gfx/native_widget_types.h" | |
10 | |
11 namespace views { | |
12 namespace internal { | |
13 | |
14 //////////////////////////////////////////////////////////////////////////////// | |
15 // NativeWidgetView, public: | |
16 | |
17 // static | |
18 const char NativeWidgetView::kViewClassName[] = "views/NativeWidgetView"; | |
19 | |
20 NativeWidgetView::NativeWidgetView(NativeWidgetViews* native_widget) | |
21 : native_widget_(native_widget), | |
22 sent_create_(false), | |
23 delete_native_widget_(true), | |
24 cursor_(gfx::kNullCursor) { | |
25 } | |
26 | |
27 NativeWidgetView::~NativeWidgetView() { | |
28 // Don't let NativeWidgetViews delete this again. This must be outside | |
29 // the |delete_native_widget_| clause so it gets invoked for | |
30 // WIDGET_OWNS_NATIVE_WIDGET. It is safe because |native_widget_| will | |
31 // still exist in both ways NativeWidgetView can be destroyed: by view | |
32 // hierarchy teardown and from the NativeWidgetViews destructor. | |
33 native_widget_->set_delete_native_view(false); | |
34 if (delete_native_widget_) | |
35 delete native_widget_; | |
36 } | |
37 | |
38 Widget* NativeWidgetView::GetAssociatedWidget() { | |
39 return native_widget_->delegate()->AsWidget(); | |
40 } | |
41 | |
42 //////////////////////////////////////////////////////////////////////////////// | |
43 // NativeWidgetView, View overrides: | |
44 | |
45 void NativeWidgetView::CalculateOffsetToAncestorWithLayer( | |
46 gfx::Point* offset, | |
47 ui::Layer** layer_parent) { | |
48 View::CalculateOffsetToAncestorWithLayer(offset, layer_parent); | |
49 } | |
50 | |
51 void NativeWidgetView::ReorderLayers() { | |
52 View::ReorderLayers(); | |
53 } | |
54 | |
55 #if !defined(NDEBUG) | |
56 std::string NativeWidgetView::PrintViewGraph(bool first) { | |
57 return DoPrintViewGraph(first, GetAssociatedWidget()->GetRootView()); | |
58 } | |
59 #endif | |
60 | |
61 void NativeWidgetView::ViewHierarchyChanged(bool is_add, | |
62 View* parent, | |
63 View* child) { | |
64 if (is_add && child == this) { | |
65 GetAssociatedWidget()->GetRootView()->UpdateParentLayers(); | |
66 if (!sent_create_) { | |
67 sent_create_ = true; | |
68 delegate()->OnNativeWidgetCreated(); | |
69 } | |
70 } | |
71 } | |
72 | |
73 void NativeWidgetView::OnBoundsChanged(const gfx::Rect& previous_bounds) { | |
74 native_widget_->OnBoundsChanged(bounds(), previous_bounds); | |
75 } | |
76 | |
77 void NativeWidgetView::OnPaint(gfx::Canvas* canvas) { | |
78 delegate()->OnNativeWidgetPaint(canvas); | |
79 } | |
80 | |
81 gfx::NativeCursor NativeWidgetView::GetCursor(const MouseEvent& event) { | |
82 return cursor_; | |
83 } | |
84 | |
85 bool NativeWidgetView::OnMousePressed(const MouseEvent& event) { | |
86 return native_widget_->OnMouseEvent(event); | |
87 } | |
88 | |
89 bool NativeWidgetView::OnMouseDragged(const MouseEvent& event) { | |
90 return native_widget_->OnMouseEvent(event); | |
91 } | |
92 | |
93 void NativeWidgetView::OnMouseReleased(const MouseEvent& event) { | |
94 native_widget_->OnMouseEvent(event); | |
95 } | |
96 | |
97 void NativeWidgetView::OnMouseCaptureLost() { | |
98 delegate()->OnMouseCaptureLost(); | |
99 } | |
100 | |
101 void NativeWidgetView::OnMouseMoved(const MouseEvent& event) { | |
102 native_widget_->OnMouseEvent(event); | |
103 } | |
104 | |
105 void NativeWidgetView::OnMouseEntered(const MouseEvent& event) { | |
106 native_widget_->OnMouseEvent(event); | |
107 } | |
108 | |
109 void NativeWidgetView::OnMouseExited(const MouseEvent& event) { | |
110 native_widget_->OnMouseEvent(event); | |
111 } | |
112 | |
113 ui::TouchStatus NativeWidgetView::OnTouchEvent(const TouchEvent& event) { | |
114 return delegate()->OnTouchEvent(event); | |
115 } | |
116 | |
117 bool NativeWidgetView::OnKeyPressed(const KeyEvent& event) { | |
118 return delegate()->OnKeyEvent(event); | |
119 } | |
120 | |
121 bool NativeWidgetView::OnKeyReleased(const KeyEvent& event) { | |
122 return delegate()->OnKeyEvent(event); | |
123 } | |
124 | |
125 bool NativeWidgetView::OnMouseWheel(const MouseWheelEvent& event) { | |
126 return native_widget_->OnMouseEvent(event); | |
127 } | |
128 | |
129 void NativeWidgetView::VisibilityChanged(View* starting_from, | |
130 bool visible) { | |
131 delegate()->OnNativeWidgetVisibilityChanged(visible); | |
132 } | |
133 | |
134 void NativeWidgetView::OnFocus() { | |
135 // TODO(beng): check if we have to do this. | |
136 //delegate()->OnNativeFocus(NULL); | |
137 } | |
138 | |
139 void NativeWidgetView::OnBlur() { | |
140 // TODO(beng): check if we have to do this. | |
141 //delegate()->OnNativeBlur(NULL); | |
142 } | |
143 | |
144 std::string NativeWidgetView::GetClassName() const { | |
145 return kViewClassName; | |
146 } | |
147 | |
148 void NativeWidgetView::MoveLayerToParent(ui::Layer* parent_layer, | |
149 const gfx::Point& point) { | |
150 View::MoveLayerToParent(parent_layer, point); | |
151 if (!layer() || parent_layer == layer()) { | |
152 gfx::Point new_offset(point); | |
153 if (layer() != parent_layer) | |
154 new_offset.Offset(x(), y()); | |
155 GetAssociatedWidget()->GetRootView()->MoveLayerToParent( | |
156 parent_layer, new_offset); | |
157 } | |
158 } | |
159 | |
160 void NativeWidgetView::UpdateChildLayerBounds(const gfx::Point& offset) { | |
161 View::UpdateChildLayerBounds(offset); | |
162 if (!layer()) { | |
163 const gfx::Rect& bounds = GetAssociatedWidget()->GetRootView()->bounds(); | |
164 gfx::Point new_offset(offset.x() + bounds.x(), offset.y() + bounds.y()); | |
165 GetAssociatedWidget()->GetRootView()->UpdateChildLayerBounds(new_offset); | |
166 } | |
167 } | |
168 | |
169 void NativeWidgetView::ReorderChildLayers(ui::Layer* parent_layer) { | |
170 if (layer()) { | |
171 View::ReorderChildLayers(parent_layer); | |
172 } else { | |
173 GetAssociatedWidget()->GetRootView()->ReorderChildLayers(parent_layer); | |
174 } | |
175 } | |
176 | |
177 } // namespace internal | |
178 } // namespace views | |
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