1/*
2* Copyright (C) 2016 Apple Inc. All rights reserved.
3*
4* Redistribution and use in source and binary forms, with or without
5* modification, are permitted provided that the following conditions
6* are met:
7* 1. Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* 2. Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12*
13* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23* THE POSSIBILITY OF SUCH DAMAGE.
24*/
25
26#include "config.h"
27#include "StaticPasteboard.h"
28
29namespace WebCore {
30
31StaticPasteboard::StaticPasteboard()
32{
33}
34
35bool StaticPasteboard::hasData()
36{
37 return !m_platformData.isEmpty() || !m_customData.isEmpty();
38}
39
40String StaticPasteboard::readString(const String& type)
41{
42 return m_platformData.get(type);
43}
44
45String StaticPasteboard::readStringInCustomData(const String& type)
46{
47 return m_customData.get(type);
48}
49
50static void updateTypes(Vector<String>& types, String type, bool moveToEnd)
51{
52 if (moveToEnd)
53 types.removeFirst(type);
54 ASSERT(!types.contains(type));
55 types.append(type);
56}
57
58void StaticPasteboard::writeString(const String& type, const String& value)
59{
60 bool typeWasAlreadyPresent = !m_platformData.set(type, value).isNewEntry || m_customData.contains(type);
61 updateTypes(m_types, type, typeWasAlreadyPresent);
62}
63
64void StaticPasteboard::writeStringInCustomData(const String& type, const String& value)
65{
66 bool typeWasAlreadyPresent = !m_customData.set(type, value).isNewEntry || m_platformData.contains(type);
67 updateTypes(m_types, type, typeWasAlreadyPresent);
68}
69
70void StaticPasteboard::clear()
71{
72 m_customData.clear();
73 m_platformData.clear();
74 m_types.clear();
75}
76
77void StaticPasteboard::clear(const String& type)
78{
79 if (!m_platformData.remove(type) && !m_customData.remove(type))
80 return;
81 m_types.removeFirst(type);
82 ASSERT(!m_types.contains(type));
83}
84
85PasteboardCustomData StaticPasteboard::takeCustomData()
86{
87 return { { }, WTFMove(m_types), WTFMove(m_platformData), WTFMove(m_customData) };
88}
89
90}
91