| // Copyright (c) 2012 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. |
| |
| #include "ash/wm/system_gesture_event_filter.h" |
| |
| #include "ash/public/cpp/touch_uma.h" |
| #include "ash/wm/gestures/overview_gesture_handler.h" |
| #include "base/metrics/user_metrics.h" |
| #include "ui/aura/window.h" |
| #include "ui/base/pointer/pointer_device.h" |
| #include "ui/events/event.h" |
| #include "ui/events/event_constants.h" |
| |
| namespace ash { |
| |
| SystemGestureEventFilter::SystemGestureEventFilter() |
| : overview_gesture_handler_(new OverviewGestureHandler) {} |
| |
| SystemGestureEventFilter::~SystemGestureEventFilter() = default; |
| |
| void SystemGestureEventFilter::OnMouseEvent(ui::MouseEvent* event) { |
| if (event->type() == ui::ET_MOUSE_PRESSED && |
| ui::GetTouchScreensAvailability() == |
| ui::TouchScreensAvailability::ENABLED) { |
| base::RecordAction(base::UserMetricsAction("Mouse_Down")); |
| } |
| } |
| |
| void SystemGestureEventFilter::OnScrollEvent(ui::ScrollEvent* event) { |
| if (overview_gesture_handler_ && |
| overview_gesture_handler_->ProcessScrollEvent(*event)) { |
| event->StopPropagation(); |
| } |
| } |
| |
| void SystemGestureEventFilter::OnTouchEvent(ui::TouchEvent* event) { |
| aura::Window* target = static_cast<aura::Window*>(event->target()); |
| TouchUMA::RecordTouchEvent(target, *event); |
| } |
| |
| void SystemGestureEventFilter::OnGestureEvent(ui::GestureEvent* event) { |
| aura::Window* target = static_cast<aura::Window*>(event->target()); |
| TouchUMA::RecordGestureEvent(target, *event); |
| } |
| |
| } // namespace ash |