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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/MouseScrollEvent.h"
#include "mozilla/MouseEvents.h"
#include "prtime.h"
#include "nsIDOMMouseScrollEvent.h"
namespace mozilla {
namespace dom {
MouseScrollEvent::MouseScrollEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetMouseScrollEvent* aEvent)
: MouseEvent(aOwner, aPresContext,
aEvent ? aEvent :
new WidgetMouseScrollEvent(false, eVoidEvent, nullptr))
{
if (aEvent) {
mEventIsInternal = false;
} else {
mEventIsInternal = true;
mEvent->mTime = PR_Now();
mEvent->mRefPoint = LayoutDeviceIntPoint(0, 0);
static_cast<WidgetMouseEventBase*>(mEvent)->inputSource =
nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
}
mDetail = mEvent->AsMouseScrollEvent()->mDelta;
}
NS_IMPL_ADDREF_INHERITED(MouseScrollEvent, MouseEvent)
NS_IMPL_RELEASE_INHERITED(MouseScrollEvent, MouseEvent)
NS_INTERFACE_MAP_BEGIN(MouseScrollEvent)
NS_INTERFACE_MAP_END_INHERITING(MouseEvent)
void
MouseScrollEvent::InitMouseScrollEvent(const nsAString& aType,
bool aCanBubble,
bool aCancelable,
nsGlobalWindow* aView,
int32_t aDetail,
int32_t aScreenX,
int32_t aScreenY,
int32_t aClientX,
int32_t aClientY,
bool aCtrlKey,
bool aAltKey,
bool aShiftKey,
bool aMetaKey,
uint16_t aButton,
EventTarget* aRelatedTarget,
int32_t aAxis)
{
NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
MouseEvent::InitMouseEvent(aType, aCanBubble, aCancelable, aView, aDetail,
aScreenX, aScreenY, aClientX, aClientY,
aCtrlKey, aAltKey, aShiftKey, aMetaKey, aButton,
aRelatedTarget);
mEvent->AsMouseScrollEvent()->mIsHorizontal =
(aAxis == nsIDOMMouseScrollEvent::HORIZONTAL_AXIS);
}
int32_t
MouseScrollEvent::Axis()
{
return mEvent->AsMouseScrollEvent()->mIsHorizontal ?
static_cast<int32_t>(nsIDOMMouseScrollEvent::HORIZONTAL_AXIS) :
static_cast<int32_t>(nsIDOMMouseScrollEvent::VERTICAL_AXIS);
}
} // namespace dom
} // namespace mozilla
using namespace mozilla;
using namespace dom;
already_AddRefed<MouseScrollEvent>
NS_NewDOMMouseScrollEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetMouseScrollEvent* aEvent)
{
RefPtr<MouseScrollEvent> it =
new MouseScrollEvent(aOwner, aPresContext, aEvent);
return it.forget();
}
|
