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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 "ui/events/event_constants.h" | 5 #include "ui/events/event_constants.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 #include <string.h> | 8 #include <string.h> |
9 #include <X11/extensions/XInput.h> | 9 #include <X11/extensions/XInput.h> |
10 #include <X11/extensions/XInput2.h> | 10 #include <X11/extensions/XInput2.h> |
11 #include <X11/Xlib.h> | 11 #include <X11/Xlib.h> |
| 12 #include <X11/Xutil.h> |
12 | 13 |
13 #include "base/logging.h" | 14 #include "base/logging.h" |
14 #include "base/memory/singleton.h" | 15 #include "base/memory/singleton.h" |
15 #include "base/message_loop/message_pump_x11.h" | 16 #include "base/message_loop/message_pump_x11.h" |
16 #include "ui/events/event_utils.h" | 17 #include "ui/events/event_utils.h" |
17 #include "ui/events/keycodes/keyboard_code_conversion_x.h" | 18 #include "ui/events/keycodes/keyboard_code_conversion_x.h" |
18 #include "ui/events/x/device_data_manager.h" | 19 #include "ui/events/x/device_data_manager.h" |
19 #include "ui/events/x/device_list_cache_x.h" | 20 #include "ui/events/x/device_list_cache_x.h" |
20 #include "ui/events/x/touch_factory_x11.h" | 21 #include "ui/events/x/touch_factory_x11.h" |
21 #include "ui/gfx/display.h" | 22 #include "ui/gfx/display.h" |
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141 flags |= ui::EF_ALTGR_DOWN; | 142 flags |= ui::EF_ALTGR_DOWN; |
142 if (state & Button1Mask) | 143 if (state & Button1Mask) |
143 flags |= ui::EF_LEFT_MOUSE_BUTTON; | 144 flags |= ui::EF_LEFT_MOUSE_BUTTON; |
144 if (state & Button2Mask) | 145 if (state & Button2Mask) |
145 flags |= ui::EF_MIDDLE_MOUSE_BUTTON; | 146 flags |= ui::EF_MIDDLE_MOUSE_BUTTON; |
146 if (state & Button3Mask) | 147 if (state & Button3Mask) |
147 flags |= ui::EF_RIGHT_MOUSE_BUTTON; | 148 flags |= ui::EF_RIGHT_MOUSE_BUTTON; |
148 return flags; | 149 return flags; |
149 } | 150 } |
150 | 151 |
| 152 int GetEventFlagsFromXKeyEvent(XEvent* xevent) { |
| 153 return GetEventFlagsFromXState(xevent->xkey.state) | |
| 154 (IsKeypadKey(XLookupKeysym(&xevent->xkey, 0)) ? ui::EF_NUMPAD_KEY : 0); |
| 155 } |
| 156 |
151 // Get the event flag for the button in XButtonEvent. During a ButtonPress | 157 // Get the event flag for the button in XButtonEvent. During a ButtonPress |
152 // event, |state| in XButtonEvent does not include the button that has just been | 158 // event, |state| in XButtonEvent does not include the button that has just been |
153 // pressed. Instead |state| contains flags for the buttons (if any) that had | 159 // pressed. Instead |state| contains flags for the buttons (if any) that had |
154 // already been pressed before the current button, and |button| stores the most | 160 // already been pressed before the current button, and |button| stores the most |
155 // current pressed button. So, if you press down left mouse button, and while | 161 // current pressed button. So, if you press down left mouse button, and while |
156 // pressing it down, press down the right mouse button, then for the latter | 162 // pressing it down, press down the right mouse button, then for the latter |
157 // event, |state| would have Button1Mask set but not Button3Mask, and |button| | 163 // event, |state| would have Button1Mask set but not Button3Mask, and |button| |
158 // would be 3. | 164 // would be 3. |
159 int GetEventFlagsForButton(int button) { | 165 int GetEventFlagsForButton(int button) { |
160 switch (button) { | 166 switch (button) { |
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321 break; | 327 break; |
322 } | 328 } |
323 return ET_UNKNOWN; | 329 return ET_UNKNOWN; |
324 } | 330 } |
325 | 331 |
326 int EventFlagsFromNative(const base::NativeEvent& native_event) { | 332 int EventFlagsFromNative(const base::NativeEvent& native_event) { |
327 switch (native_event->type) { | 333 switch (native_event->type) { |
328 case KeyPress: | 334 case KeyPress: |
329 case KeyRelease: { | 335 case KeyRelease: { |
330 XModifierStateWatcher::GetInstance()->UpdateStateFromEvent(native_event); | 336 XModifierStateWatcher::GetInstance()->UpdateStateFromEvent(native_event); |
331 return GetEventFlagsFromXState(native_event->xkey.state); | 337 return GetEventFlagsFromXKeyEvent(native_event); |
332 } | 338 } |
333 case ButtonPress: | 339 case ButtonPress: |
334 case ButtonRelease: { | 340 case ButtonRelease: { |
335 int flags = GetEventFlagsFromXState(native_event->xbutton.state); | 341 int flags = GetEventFlagsFromXState(native_event->xbutton.state); |
336 const EventType type = EventTypeFromNative(native_event); | 342 const EventType type = EventTypeFromNative(native_event); |
337 if (type == ET_MOUSE_PRESSED || type == ET_MOUSE_RELEASED) | 343 if (type == ET_MOUSE_PRESSED || type == ET_MOUSE_RELEASED) |
338 flags |= GetEventFlagsForButton(native_event->xbutton.button); | 344 flags |= GetEventFlagsForButton(native_event->xbutton.button); |
339 return flags; | 345 return flags; |
340 } | 346 } |
341 case EnterNotify: | 347 case EnterNotify: |
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665 DeviceDataManager::GetInstance()->GetGestureTimes( | 671 DeviceDataManager::GetInstance()->GetGestureTimes( |
666 native_event, start_time, end_time); | 672 native_event, start_time, end_time); |
667 return true; | 673 return true; |
668 } | 674 } |
669 | 675 |
670 bool IsTouchpadEvent(const base::NativeEvent& event) { | 676 bool IsTouchpadEvent(const base::NativeEvent& event) { |
671 return DeviceDataManager::GetInstance()->IsTouchpadXInputEvent(event); | 677 return DeviceDataManager::GetInstance()->IsTouchpadXInputEvent(event); |
672 } | 678 } |
673 | 679 |
674 } // namespace ui | 680 } // namespace ui |
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