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
91
92
93
94
|
/*
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "ScrollingCoordinator.h"
namespace WebCore {
class ScrollingCoordinatorPrivate {
};
#if !ENABLE(THREADED_SCROLLING)
PassRefPtr<ScrollingCoordinator> ScrollingCoordinator::create(Page* page)
{
return adoptRef(new ScrollingCoordinator(page));
}
ScrollingCoordinator::~ScrollingCoordinator()
{
ASSERT(!m_page);
}
void ScrollingCoordinator::frameViewHorizontalScrollbarLayerDidChange(FrameView*, GraphicsLayer*)
{
}
void ScrollingCoordinator::frameViewVerticalScrollbarLayerDidChange(FrameView*, GraphicsLayer*)
{
}
void ScrollingCoordinator::setScrollLayer(GraphicsLayer*)
{
}
void ScrollingCoordinator::setNonFastScrollableRegion(const Region&)
{
}
void ScrollingCoordinator::setScrollParameters(const ScrollParameters&)
{
}
void ScrollingCoordinator::setWheelEventHandlerCount(unsigned)
{
}
#if ENABLE(THREADED_SCROLLING)
void ScrollingCoordinator::setShouldUpdateScrollLayerPositionOnMainThreadReason(ReasonForUpdatingScrollLayerPositionOnMainThreadFlags)
{
}
#endif
bool ScrollingCoordinator::supportsFixedPositionLayers() const
{
return false;
}
void ScrollingCoordinator::setLayerIsContainerForFixedPositionLayers(GraphicsLayer*, bool)
{
}
void ScrollingCoordinator::setLayerIsFixedToContainerLayer(GraphicsLayer*, bool)
{
}
void ScrollingCoordinator::scrollableAreaScrollLayerDidChange(ScrollableArea*, GraphicsLayer*)
{
}
#endif // !ENABLE(THREADED_SCROLLING)
}
|
