blob: e3e17588db5def208764b7785b4f6542ecee22d9 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
// 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/ash_switches.h"
#include "ash/metrics/user_metrics_recorder.h"
#include "ash/shell.h"
#include "ash/touch/touch_uma.h"
#include "ash/wm/gestures/long_press_affordance_handler.h"
#include "ash/wm/gestures/overview_gesture_handler.h"
#include "ash/wm/gestures/shelf_gesture_handler.h"
#include "ui/base/touch/touch_device.h"
#include "ui/events/event.h"
#include "ui/events/event_constants.h"
namespace ash {
SystemGestureEventFilter::SystemGestureEventFilter()
: long_press_affordance_(new LongPressAffordanceHandler),
overview_gesture_handler_(new OverviewGestureHandler),
shelf_gesture_handler_(new ShelfGestureHandler()) {
}
SystemGestureEventFilter::~SystemGestureEventFilter() {
}
void SystemGestureEventFilter::OnMouseEvent(ui::MouseEvent* event) {
#if defined(OS_CHROMEOS)
if (event->type() == ui::ET_MOUSE_PRESSED && ui::IsTouchDevicePresent()) {
Shell::GetInstance()->metrics()->RecordUserMetricsAction(UMA_MOUSE_DOWN);
}
#endif
}
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());
ash::TouchUMA::GetInstance()->RecordTouchEvent(target, *event);
}
void SystemGestureEventFilter::OnGestureEvent(ui::GestureEvent* event) {
aura::Window* target = static_cast<aura::Window*>(event->target());
ash::TouchUMA::GetInstance()->RecordGestureEvent(target, *event);
long_press_affordance_->ProcessEvent(target, event);
if (event->type() == ui::ET_GESTURE_WIN8_EDGE_SWIPE &&
shelf_gesture_handler_->ProcessGestureEvent(*event, target)) {
// Do not stop propagation, since the immersive fullscreen controller may
// need to handle this event.
return;
}
}
} // namespace ash
|
