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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 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 | 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 #include "views/controls/menu/menu_host_root_view.h" | 5 #include "views/controls/menu/menu_host_root_view.h" |
6 | 6 |
7 #include "views/controls/menu/menu_controller.h" | 7 #include "views/controls/menu/menu_controller.h" |
8 #include "views/controls/menu/submenu_view.h" | 8 #include "views/controls/menu/submenu_view.h" |
9 | 9 |
10 namespace views { | 10 namespace views { |
11 | 11 |
12 MenuHostRootView::MenuHostRootView(Widget* widget, | 12 MenuHostRootView::MenuHostRootView(Widget* widget, |
13 SubmenuView* submenu) | 13 SubmenuView* submenu) |
14 : RootView(widget), | 14 : RootView(widget), |
15 submenu_(submenu), | 15 submenu_(submenu), |
16 forward_drag_to_menu_controller_(true), | 16 forward_drag_to_menu_controller_(true) { |
17 suspend_events_(false) { | |
18 } | 17 } |
19 | 18 |
20 bool MenuHostRootView::OnMousePressed(const MouseEvent& event) { | 19 bool MenuHostRootView::OnMousePressed(const MouseEvent& event) { |
21 if (suspend_events_) | |
22 return true; | |
23 | |
24 forward_drag_to_menu_controller_ = | 20 forward_drag_to_menu_controller_ = |
25 ((event.x() < 0 || event.y() < 0 || event.x() >= width() || | 21 ((event.x() < 0 || event.y() < 0 || event.x() >= width() || |
26 event.y() >= height()) || | 22 event.y() >= height()) || |
27 !RootView::OnMousePressed(event)); | 23 !RootView::OnMousePressed(event)); |
28 if (forward_drag_to_menu_controller_ && GetMenuController()) | 24 if (forward_drag_to_menu_controller_ && GetMenuController()) |
29 GetMenuController()->OnMousePressed(submenu_, event); | 25 GetMenuController()->OnMousePressed(submenu_, event); |
30 return true; | 26 return true; |
31 } | 27 } |
32 | 28 |
33 bool MenuHostRootView::OnMouseDragged(const MouseEvent& event) { | 29 bool MenuHostRootView::OnMouseDragged(const MouseEvent& event) { |
34 if (suspend_events_) | |
35 return true; | |
36 | |
37 if (forward_drag_to_menu_controller_ && GetMenuController()) { | 30 if (forward_drag_to_menu_controller_ && GetMenuController()) { |
38 GetMenuController()->OnMouseDragged(submenu_, event); | 31 GetMenuController()->OnMouseDragged(submenu_, event); |
39 return true; | 32 return true; |
40 } | 33 } |
41 return RootView::OnMouseDragged(event); | 34 return RootView::OnMouseDragged(event); |
42 } | 35 } |
43 | 36 |
44 void MenuHostRootView::OnMouseReleased(const MouseEvent& event, | 37 void MenuHostRootView::OnMouseReleased(const MouseEvent& event) { |
45 bool canceled) { | 38 RootView::OnMouseReleased(event); |
46 if (suspend_events_) | |
47 return; | |
48 | |
49 RootView::OnMouseReleased(event, canceled); | |
50 if (forward_drag_to_menu_controller_ && GetMenuController()) { | 39 if (forward_drag_to_menu_controller_ && GetMenuController()) { |
51 forward_drag_to_menu_controller_ = false; | 40 forward_drag_to_menu_controller_ = false; |
52 if (canceled) { | 41 GetMenuController()->OnMouseReleased(submenu_, event); |
53 GetMenuController()->Cancel(MenuController::EXIT_ALL); | |
54 } else { | |
55 GetMenuController()->OnMouseReleased(submenu_, event); | |
56 } | |
57 } | 42 } |
58 } | 43 } |
59 | 44 |
60 void MenuHostRootView::OnMouseMoved(const MouseEvent& event) { | 45 void MenuHostRootView::OnMouseMoved(const MouseEvent& event) { |
61 if (suspend_events_) | |
62 return; | |
63 | |
64 RootView::OnMouseMoved(event); | 46 RootView::OnMouseMoved(event); |
65 if (GetMenuController()) | 47 if (GetMenuController()) |
66 GetMenuController()->OnMouseMoved(submenu_, event); | 48 GetMenuController()->OnMouseMoved(submenu_, event); |
67 } | 49 } |
68 | 50 |
69 void MenuHostRootView::OnMouseExited(const MouseEvent& event) { | |
70 if (suspend_events_) | |
71 return; | |
72 | |
73 RootView::OnMouseExited(event); | |
74 } | |
75 | |
76 bool MenuHostRootView::OnMouseWheel(const MouseWheelEvent& event) { | 51 bool MenuHostRootView::OnMouseWheel(const MouseWheelEvent& event) { |
77 #if defined(OS_LINUX) | 52 #if defined(OS_LINUX) |
78 // ChromeOS uses MenuController to forward events like other | 53 // ChromeOS uses MenuController to forward events like other |
79 // mouse events. | 54 // mouse events. |
80 return GetMenuController() && | 55 return GetMenuController() && |
81 GetMenuController()->OnMouseWheel(submenu_, event); | 56 GetMenuController()->OnMouseWheel(submenu_, event); |
82 #else | 57 #else |
83 // Windows uses focus_util_win::RerouteMouseWheel to forward events to | 58 // Windows uses focus_util_win::RerouteMouseWheel to forward events to |
84 // the right menu. | 59 // the right menu. |
85 // RootView::OnMouseWheel forwards to the focused view. We don't have a | 60 // RootView::OnMouseWheel forwards to the focused view. We don't have a |
86 // focused view, so we need to override this then forward to the menu. | 61 // focused view, so we need to override this then forward to the menu. |
87 return submenu_->OnMouseWheel(event); | 62 return submenu_->OnMouseWheel(event); |
88 #endif | 63 #endif |
89 } | 64 } |
90 | 65 |
91 MenuController* MenuHostRootView::GetMenuController() { | 66 MenuController* MenuHostRootView::GetMenuController() { |
92 return submenu_->GetMenuItem()->GetMenuController(); | 67 return submenu_->GetMenuItem()->GetMenuController(); |
93 } | 68 } |
94 | 69 |
95 } // namespace views | 70 } // namespace views |
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