| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_EVENTS_GESTURES_GESTURE_RECOGNIZER_IMPL_MAC_H_ |
| #define UI_EVENTS_GESTURES_GESTURE_RECOGNIZER_IMPL_MAC_H_ |
| |
| #include <stdint.h> |
| |
| #include "base/macros.h" |
| #include "ui/events/event.h" |
| #include "ui/events/events_export.h" |
| #include "ui/events/gestures/gesture_recognizer.h" |
| |
| namespace ui { |
| |
| // Stub implementation of GestureRecognizer for Mac. Currently only serves to |
| // provide a no-op implementation of TransferEventsTo(). |
| class EVENTS_EXPORT GestureRecognizerImplMac : public GestureRecognizer { |
| public: |
| GestureRecognizerImplMac(); |
| ~GestureRecognizerImplMac() override; |
| |
| private: |
| // GestureRecognizer: |
| bool ProcessTouchEventPreDispatch(TouchEvent* event, |
| GestureConsumer* consumer) override; |
| Gestures AckTouchEvent(uint32_t unique_event_id, |
| ui::EventResult result, |
| bool is_source_touch_event_set_non_blocking, |
| GestureConsumer* consumer) override; |
| bool CleanupStateForConsumer(GestureConsumer* consumer) override; |
| GestureConsumer* GetTouchLockedTarget(const TouchEvent& event) override; |
| GestureConsumer* GetTargetForLocation(const gfx::PointF& location, |
| int source_device_id) override; |
| void CancelActiveTouchesExcept(GestureConsumer* not_cancelled) override; |
| void CancelActiveTouchesOn( |
| const std::vector<GestureConsumer*>& consumers) override; |
| void TransferEventsTo( |
| GestureConsumer* current_consumer, |
| GestureConsumer* new_consumer, |
| TransferTouchesBehavior transfer_touches_behavior) override; |
| bool GetLastTouchPointForTarget(GestureConsumer* consumer, |
| gfx::PointF* point) override; |
| bool CancelActiveTouches(GestureConsumer* consumer) override; |
| void AddGestureEventHelper(GestureEventHelper* helper) override; |
| void RemoveGestureEventHelper(GestureEventHelper* helper) override; |
| |
| DISALLOW_COPY_AND_ASSIGN(GestureRecognizerImplMac); |
| }; |
| |
| } // namespace ui |
| |
| #endif // UI_EVENTS_GESTURES_GESTURE_RECOGNIZER_IMPL_MAC_H_ |