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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #ifndef UI_EVENTS_OZONE_EVDEV_LIBGESTURES_GLUE_GESTURE_INTERPRETER_LIBEVDEV_CROS
_H_ | 5 #ifndef UI_EVENTS_OZONE_EVDEV_LIBGESTURES_GLUE_GESTURE_INTERPRETER_LIBEVDEV_CROS
_H_ |
| 6 #define UI_EVENTS_OZONE_EVDEV_LIBGESTURES_GLUE_GESTURE_INTERPRETER_LIBEVDEV_CROS
_H_ | 6 #define UI_EVENTS_OZONE_EVDEV_LIBGESTURES_GLUE_GESTURE_INTERPRETER_LIBEVDEV_CROS
_H_ |
| 7 | 7 |
| 8 #include <gestures/gestures.h> | 8 #include <gestures/gestures.h> |
| 9 #include <libevdev/libevdev.h> | 9 #include <libevdev/libevdev.h> |
| 10 | 10 |
| 11 #include "base/callback.h" | 11 #include "base/callback.h" |
| 12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
| 13 #include "ui/events/ozone/evdev/cursor_delegate_evdev.h" | 13 #include "ui/events/ozone/evdev/cursor_delegate_evdev.h" |
| 14 #include "ui/events/ozone/evdev/event_device_util.h" | 14 #include "ui/events/ozone/evdev/event_device_util.h" |
| 15 #include "ui/events/ozone/evdev/event_dispatch_callback.h" | 15 #include "ui/events/ozone/evdev/event_dispatch_callback.h" |
| 16 #include "ui/events/ozone/evdev/events_ozone_evdev_export.h" | 16 #include "ui/events/ozone/evdev/events_ozone_evdev_export.h" |
| 17 #include "ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h" | 17 #include "ui/events/ozone/evdev/libgestures_glue/event_reader_libevdev_cros.h" |
| 18 | 18 |
| 19 namespace ui { | 19 namespace ui { |
| 20 | 20 |
| 21 class EventDeviceInfo; | 21 class EventDeviceInfo; |
| 22 class EventModifiersEvdev; | 22 class EventModifiersEvdev; |
| 23 class MouseButtonMapEvdev; | |
| 24 class CursorDelegateEvdev; | 23 class CursorDelegateEvdev; |
| 25 struct GestureDeviceProperties; | 24 struct GestureDeviceProperties; |
| 26 class GesturePropertyProvider; | 25 class GesturePropertyProvider; |
| 27 | 26 |
| 28 // Convert libevdev-cros events to ui::Events using libgestures. | 27 // Convert libevdev-cros events to ui::Events using libgestures. |
| 29 // | 28 // |
| 30 // This builds a GestureInterpreter for an input device (touchpad or | 29 // This builds a GestureInterpreter for an input device (touchpad or |
| 31 // mouse). | 30 // mouse). |
| 32 // | 31 // |
| 33 // Raw input events must be preprocessed into a form suitable for | 32 // Raw input events must be preprocessed into a form suitable for |
| 34 // libgestures. The kernel protocol only emits changes to the device state, | 33 // libgestures. The kernel protocol only emits changes to the device state, |
| 35 // so changes must be accumulated until a sync event. The full device state | 34 // so changes must be accumulated until a sync event. The full device state |
| 36 // at sync is then processed by libgestures. | 35 // at sync is then processed by libgestures. |
| 37 // | 36 // |
| 38 // Once we have the state at sync, we convert it to a HardwareState object | 37 // Once we have the state at sync, we convert it to a HardwareState object |
| 39 // and forward it to libgestures. If any gestures are produced, they are | 38 // and forward it to libgestures. If any gestures are produced, they are |
| 40 // converted to ui::Events and dispatched. | 39 // converted to ui::Events and dispatched. |
| 41 class EVENTS_OZONE_EVDEV_EXPORT GestureInterpreterLibevdevCros | 40 class EVENTS_OZONE_EVDEV_EXPORT GestureInterpreterLibevdevCros |
| 42 : public EventReaderLibevdevCros::Delegate { | 41 : public EventReaderLibevdevCros::Delegate { |
| 43 public: | 42 public: |
| 44 GestureInterpreterLibevdevCros(int id, | 43 GestureInterpreterLibevdevCros( |
| 45 EventModifiersEvdev* modifiers, | 44 int id, |
| 46 MouseButtonMapEvdev* button_map, | 45 EventModifiersEvdev* modifiers, |
| 47 CursorDelegateEvdev* cursor, | 46 CursorDelegateEvdev* cursor, |
| 48 GesturePropertyProvider* property_provider, | 47 GesturePropertyProvider* property_provider, |
| 49 const KeyEventDispatchCallback& key_callback, | 48 const KeyEventDispatchCallback& key_callback, |
| 50 const EventDispatchCallback& callback); | 49 const MouseMoveEventDispatchCallback& mouse_move_callback, |
| 50 const MouseButtonEventDispatchCallback& mouse_button_callback, |
| 51 const EventDispatchCallback& callback); |
| 51 ~GestureInterpreterLibevdevCros() override; | 52 ~GestureInterpreterLibevdevCros() override; |
| 52 | 53 |
| 53 // Overriden from ui::EventReaderLibevdevCros::Delegate | 54 // Overriden from ui::EventReaderLibevdevCros::Delegate |
| 54 void OnLibEvdevCrosOpen(Evdev* evdev, EventStateRec* evstate) override; | 55 void OnLibEvdevCrosOpen(Evdev* evdev, EventStateRec* evstate) override; |
| 55 void OnLibEvdevCrosEvent(Evdev* evdev, | 56 void OnLibEvdevCrosEvent(Evdev* evdev, |
| 56 EventStateRec* evstate, | 57 EventStateRec* evstate, |
| 57 const timeval& time) override; | 58 const timeval& time) override; |
| 58 void SetAllowedKeys( | 59 void SetAllowedKeys( |
| 59 scoped_ptr<std::set<DomCode>> allowed_keys) override; | 60 scoped_ptr<std::set<DomCode>> allowed_keys) override; |
| 60 void AllowAllKeys() override; | 61 void AllowAllKeys() override; |
| (...skipping 30 matching lines...) Expand all Loading... |
| 91 // and multi-touch mice. | 92 // and multi-touch mice. |
| 92 bool is_mouse_; | 93 bool is_mouse_; |
| 93 | 94 |
| 94 // The evdev codes of the keys which should be processed. nullptr if all keys | 95 // The evdev codes of the keys which should be processed. nullptr if all keys |
| 95 // should be processed. | 96 // should be processed. |
| 96 scoped_ptr<std::set<int>> allowed_keys_; | 97 scoped_ptr<std::set<int>> allowed_keys_; |
| 97 | 98 |
| 98 // Shared modifier state. | 99 // Shared modifier state. |
| 99 EventModifiersEvdev* modifiers_; | 100 EventModifiersEvdev* modifiers_; |
| 100 | 101 |
| 101 // Shared mouse button map. | |
| 102 MouseButtonMapEvdev* button_map_; | |
| 103 | |
| 104 // Shared cursor state. | 102 // Shared cursor state. |
| 105 CursorDelegateEvdev* cursor_; | 103 CursorDelegateEvdev* cursor_; |
| 106 | 104 |
| 107 // Shared gesture property provider. | 105 // Shared gesture property provider. |
| 108 GesturePropertyProvider* property_provider_; | 106 GesturePropertyProvider* property_provider_; |
| 109 | 107 |
| 110 // Callbacks for dispatching events. | 108 // Callbacks for dispatching events. |
| 111 KeyEventDispatchCallback key_callback_; | 109 KeyEventDispatchCallback key_callback_; |
| 110 MouseMoveEventDispatchCallback mouse_move_callback_; |
| 111 MouseButtonEventDispatchCallback mouse_button_callback_; |
| 112 EventDispatchCallback dispatch_callback_; | 112 EventDispatchCallback dispatch_callback_; |
| 113 | 113 |
| 114 // Gestures interpretation state. | 114 // Gestures interpretation state. |
| 115 gestures::GestureInterpreter* interpreter_; | 115 gestures::GestureInterpreter* interpreter_; |
| 116 | 116 |
| 117 // Last key state from libevdev. | 117 // Last key state from libevdev. |
| 118 unsigned long prev_key_state_[EVDEV_BITS_TO_LONGS(KEY_CNT)]; | 118 unsigned long prev_key_state_[EVDEV_BITS_TO_LONGS(KEY_CNT)]; |
| 119 | 119 |
| 120 // Device pointer. | 120 // Device pointer. |
| 121 Evdev* evdev_; | 121 Evdev* evdev_; |
| 122 | 122 |
| 123 // Gesture lib device properties. | 123 // Gesture lib device properties. |
| 124 scoped_ptr<GestureDeviceProperties> device_properties_; | 124 scoped_ptr<GestureDeviceProperties> device_properties_; |
| 125 | 125 |
| 126 DISALLOW_COPY_AND_ASSIGN(GestureInterpreterLibevdevCros); | 126 DISALLOW_COPY_AND_ASSIGN(GestureInterpreterLibevdevCros); |
| 127 }; | 127 }; |
| 128 | 128 |
| 129 } // namspace ui | 129 } // namspace ui |
| 130 | 130 |
| 131 #endif // UI_EVENTS_OZONE_EVDEV_LIBGESTURES_GLUE_GESTURE_INTERPRETER_LIBEVDEV_C
ROS_H_ | 131 #endif // UI_EVENTS_OZONE_EVDEV_LIBGESTURES_GLUE_GESTURE_INTERPRETER_LIBEVDEV_C
ROS_H_ |
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