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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 #include "base/message_loop/message_pump_gtk.h" | 5 #include "base/message_loop/message_pump_gtk.h" |
6 | 6 |
7 #include <gtk/gtk.h> | 7 #include <gtk/gtk.h> |
8 #include <gdk/gdkx.h> | 8 #include <gdk/gdkx.h> |
9 | 9 |
10 #include "base/debug/trace_event.h" | 10 #include "base/debug/trace_event.h" |
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58 return "Unknown Gdk Event"; | 58 return "Unknown Gdk Event"; |
59 } | 59 } |
60 } | 60 } |
61 | 61 |
62 } // namespace | 62 } // namespace |
63 | 63 |
64 MessagePumpGtk::MessagePumpGtk() : MessagePumpGlib() { | 64 MessagePumpGtk::MessagePumpGtk() : MessagePumpGlib() { |
65 gdk_event_handler_set(&EventDispatcher, this, NULL); | 65 gdk_event_handler_set(&EventDispatcher, this, NULL); |
66 } | 66 } |
67 | 67 |
| 68 MessagePumpGtk::~MessagePumpGtk() { |
| 69 gdk_event_handler_set(reinterpret_cast<GdkEventFunc>(gtk_main_do_event), |
| 70 this, NULL); |
| 71 } |
| 72 |
68 void MessagePumpGtk::DispatchEvents(GdkEvent* event) { | 73 void MessagePumpGtk::DispatchEvents(GdkEvent* event) { |
69 UNSHIPPED_TRACE_EVENT1("task", "MessagePumpGtk::DispatchEvents", | 74 UNSHIPPED_TRACE_EVENT1("task", "MessagePumpGtk::DispatchEvents", |
70 "type", EventToTypeString(event)); | 75 "type", EventToTypeString(event)); |
71 | 76 |
72 WillProcessEvent(event); | 77 WillProcessEvent(event); |
73 | 78 |
74 MessagePumpDispatcher* dispatcher = GetDispatcher(); | 79 MessagePumpDispatcher* dispatcher = GetDispatcher(); |
75 if (!dispatcher) | 80 if (!dispatcher) |
76 gtk_main_do_event(event); | 81 gtk_main_do_event(event); |
77 else if (!dispatcher->Dispatch(event)) | 82 else if (!dispatcher->Dispatch(event)) |
78 Quit(); | 83 Quit(); |
79 | 84 |
80 DidProcessEvent(event); | 85 DidProcessEvent(event); |
81 } | 86 } |
82 | 87 |
83 // static | 88 // static |
84 Display* MessagePumpGtk::GetDefaultXDisplay() { | 89 Display* MessagePumpGtk::GetDefaultXDisplay() { |
85 static GdkDisplay* display = gdk_display_get_default(); | 90 static GdkDisplay* display = gdk_display_get_default(); |
86 if (!display) { | 91 if (!display) { |
87 // GTK / GDK has not been initialized, which is a decision we wish to | 92 // GTK / GDK has not been initialized, which is a decision we wish to |
88 // support, for example for the GPU process. | 93 // support, for example for the GPU process. |
89 static Display* xdisplay = XOpenDisplay(NULL); | 94 static Display* xdisplay = XOpenDisplay(NULL); |
90 return xdisplay; | 95 return xdisplay; |
91 } | 96 } |
92 return GDK_DISPLAY_XDISPLAY(display); | 97 return GDK_DISPLAY_XDISPLAY(display); |
93 } | 98 } |
94 | 99 |
95 MessagePumpGtk::~MessagePumpGtk() { | |
96 gdk_event_handler_set(reinterpret_cast<GdkEventFunc>(gtk_main_do_event), | |
97 this, NULL); | |
98 } | |
99 | |
100 void MessagePumpGtk::WillProcessEvent(GdkEvent* event) { | 100 void MessagePumpGtk::WillProcessEvent(GdkEvent* event) { |
101 FOR_EACH_OBSERVER(MessagePumpObserver, observers(), WillProcessEvent(event)); | 101 FOR_EACH_OBSERVER(MessagePumpObserver, observers(), WillProcessEvent(event)); |
102 } | 102 } |
103 | 103 |
104 void MessagePumpGtk::DidProcessEvent(GdkEvent* event) { | 104 void MessagePumpGtk::DidProcessEvent(GdkEvent* event) { |
105 FOR_EACH_OBSERVER(MessagePumpObserver, observers(), DidProcessEvent(event)); | 105 FOR_EACH_OBSERVER(MessagePumpObserver, observers(), DidProcessEvent(event)); |
106 } | 106 } |
107 | 107 |
108 // static | 108 // static |
109 void MessagePumpGtk::EventDispatcher(GdkEvent* event, gpointer data) { | 109 void MessagePumpGtk::EventDispatcher(GdkEvent* event, gpointer data) { |
110 MessagePumpGtk* message_pump = reinterpret_cast<MessagePumpGtk*>(data); | 110 MessagePumpGtk* message_pump = reinterpret_cast<MessagePumpGtk*>(data); |
111 message_pump->DispatchEvents(event); | 111 message_pump->DispatchEvents(event); |
112 } | 112 } |
113 | 113 |
114 } // namespace base | 114 } // namespace base |
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