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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/views/events/event.h" | |
| 6 | |
| 7 #include <gdk/gdk.h> | |
| 8 #include <gdk/gdkx.h> | |
| 9 #include <X11/extensions/XInput2.h> | |
| 10 #include <X11/Xlib.h> | |
| 11 | |
| 12 #include "base/logging.h" | |
| 13 #include "base/utf_string_conversions.h" | |
| 14 #include "ui/base/events.h" | |
| 15 #include "ui/base/keycodes/keyboard_code_conversion.h" | |
| 16 #include "ui/base/keycodes/keyboard_code_conversion_x.h" | |
| 17 #include "ui/base/touch/touch_factory.h" | |
| 18 #include "ui/views/widget/root_view.h" | |
| 19 | |
| 20 namespace views { | |
| 21 | |
| 22 //////////////////////////////////////////////////////////////////////////////// | |
| 23 // TouchEvent, public: | |
| 24 | |
| 25 TouchEvent::TouchEvent(const base::NativeEvent& native_event) | |
| 26 : LocatedEvent(native_event), | |
| 27 touch_id_(ui::GetTouchId(native_event)), | |
| 28 radius_x_(ui::GetTouchRadiusX(native_event)), | |
| 29 radius_y_(ui::GetTouchRadiusY(native_event)), | |
| 30 rotation_angle_(ui::GetTouchAngle(native_event)), | |
| 31 force_(ui::GetTouchForce(native_event)) { | |
| 32 #if defined(USE_XI2_MT) | |
| 33 if (type() == ui::ET_TOUCH_RELEASED) { | |
| 34 // NOTE: The slot is allocated by TouchFactory for each XI_TouchBegin | |
| 35 // event, which carries a new tracking ID to identify a new touch | |
| 36 // sequence. | |
| 37 ui::TouchFactory* factory = ui::TouchFactory::GetInstance(); | |
| 38 float tracking_id; | |
| 39 if (factory->ExtractTouchParam(*native_event, | |
| 40 ui::TouchFactory::TP_TRACKING_ID, | |
| 41 &tracking_id)) { | |
| 42 factory->ReleaseSlotForTrackingID(tracking_id); | |
| 43 } | |
| 44 } | |
| 45 #else | |
| 46 if (type() == ui::ET_TOUCH_PRESSED || type() == ui::ET_TOUCH_RELEASED) { | |
| 47 ui::TouchFactory* factory = ui::TouchFactory::GetInstance(); | |
| 48 float slot; | |
| 49 if (factory->ExtractTouchParam(*native_event, | |
| 50 ui::TouchFactory::TP_SLOT_ID, &slot)) { | |
| 51 factory->SetSlotUsed(slot, type() == ui::ET_TOUCH_PRESSED); | |
| 52 } | |
| 53 } | |
| 54 #endif | |
| 55 } | |
| 56 | |
| 57 } // namespace views | |
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Chromium Code Reviews
Issue 10824295:
Rid the world of the last of views::Event types: TouchEvent, GestureEvent, MouseWheelEvent, ScrollE… (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src/