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
95
96
97
98
99
100
101
102
103
|
/*
* Copyright (C) 2017 Apple 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.
*/
#pragma once
#include "DragImage.h"
#include "FloatPoint.h"
#include "IntPoint.h"
#include "IntRect.h"
#include "PasteboardWriterData.h"
namespace WebCore {
struct DragItem final {
DragImage image;
// Where the image should be positioned relative to the cursor.
FloatPoint imageAnchorPoint;
DragSourceAction sourceAction { DragSourceActionNone };
IntPoint eventPositionInContentCoordinates;
IntPoint dragLocationInContentCoordinates;
IntPoint eventPositionInWindowCoordinates;
IntPoint dragLocationInWindowCoordinates;
String title;
URL url;
IntRect elementBounds;
PasteboardWriterData data;
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static bool decode(Decoder&, DragItem&);
};
template<class Encoder>
void DragItem::encode(Encoder& encoder) const
{
// FIXME(173815): We should encode and decode PasteboardWriterData and platform drag image data
// here too, as part of moving off of the legacy dragging codepath.
encoder.encodeEnum(sourceAction);
encoder << imageAnchorPoint << eventPositionInContentCoordinates << dragLocationInContentCoordinates << eventPositionInWindowCoordinates << dragLocationInWindowCoordinates << title << url << elementBounds;
bool hasIndicatorData = image.hasIndicatorData();
encoder << hasIndicatorData;
if (hasIndicatorData)
encoder << image.indicatorData().value();
}
template<class Decoder>
bool DragItem::decode(Decoder& decoder, DragItem& result)
{
if (!decoder.decodeEnum(result.sourceAction))
return false;
if (!decoder.decode(result.imageAnchorPoint))
return false;
if (!decoder.decode(result.eventPositionInContentCoordinates))
return false;
if (!decoder.decode(result.dragLocationInContentCoordinates))
return false;
if (!decoder.decode(result.eventPositionInWindowCoordinates))
return false;
if (!decoder.decode(result.dragLocationInWindowCoordinates))
return false;
if (!decoder.decode(result.title))
return false;
if (!decoder.decode(result.url))
return false;
if (!decoder.decode(result.elementBounds))
return false;
bool hasIndicatorData;
if (!decoder.decode(hasIndicatorData))
return false;
if (hasIndicatorData) {
TextIndicatorData indicatorData;
if (!decoder.decode(indicatorData))
return false;
result.image.setIndicatorData(indicatorData);
}
return true;
}
}
|
