1 /*
2  * Copyright (C) 2006 Apple Computer, 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 COMPUTER, INC. ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #ifndef Pasteboard_h
27 #define Pasteboard_h
28 
29 #include <wtf/Forward.h>
30 #include <wtf/HashSet.h>
31 #include <wtf/Noncopyable.h>
32 
33 #if PLATFORM(MAC)
34 #include <wtf/RetainPtr.h>
35 #endif
36 
37 #if PLATFORM(GTK)
38 #include <PasteboardHelper.h>
39 #endif
40 
41 // FIXME: This class is too high-level to be in the platform directory, since it
42 // uses the DOM and makes calls to Editor. It should either be divested of its
43 // knowledge of the frame and editor or moved into the editing directory.
44 
45 #if PLATFORM(MAC)
46 #ifdef __OBJC__
47 @class NSFileWrapper;
48 @class NSPasteboard;
49 @class NSArray;
50 #else
51 class NSFileWrapper;
52 class NSPasteboard;
53 class NSArray;
54 #endif
55 #endif
56 
57 #if PLATFORM(WIN)
58 #include <windows.h>
59 typedef struct HWND__* HWND;
60 #endif
61 
62 #if PLATFORM(CHROMIUM)
63 #include "PasteboardPrivate.h"
64 #endif
65 
66 namespace WebCore {
67 
68 #if PLATFORM(MAC)
69 extern NSString *WebArchivePboardType;
70 extern NSString *WebSmartPastePboardType;
71 extern NSString *WebURLNamePboardType;
72 extern NSString *WebURLPboardType;
73 extern NSString *WebURLsWithTitlesPboardType;
74 #endif
75 
76 class DocumentFragment;
77 class Frame;
78 class HitTestResult;
79 class KURL;
80 class Node;
81 class Range;
82 class ArchiveResource;
83 
84 class Pasteboard {
85     WTF_MAKE_NONCOPYABLE(Pasteboard); WTF_MAKE_FAST_ALLOCATED;
86 public:
87 #if PLATFORM(MAC)
88     //Helper functions to allow Clipboard to share code
89     static void writeSelection(NSPasteboard*, NSArray* pasteboardTypes, Range* selectedRange, bool canSmartCopyOrDelete, Frame*);
90     static void writeURL(NSPasteboard* pasteboard, NSArray* types, const KURL& url, const String& titleStr, Frame* frame);
91     static void writePlainText(NSPasteboard* pasteboard, const String& text);
92 
93     Pasteboard(NSPasteboard *);
94 #endif
95 
96     static Pasteboard* generalPasteboard();
97     void writeSelection(Range*, bool canSmartCopyOrDelete, Frame*);
98     void writePlainText(const String&);
99     void writeURL(const KURL&, const String&, Frame* = 0);
100     void writeImage(Node*, const KURL&, const String& title);
101 #if PLATFORM(MAC)
102     void writeFileWrapperAsRTFDAttachment(NSFileWrapper*);
103     String asURL(Frame*);
104 #endif
105     void clear();
106     bool canSmartReplace();
107     PassRefPtr<DocumentFragment> documentFragment(Frame*, PassRefPtr<Range>, bool allowPlainText, bool& chosePlainText);
108     String plainText(Frame* = 0);
109 
110 #if PLATFORM(QT) || PLATFORM(CHROMIUM)
111     bool isSelectionMode() const;
112     void setSelectionMode(bool selectionMode);
113 #endif
114 
115 #if PLATFORM(GTK)
116     void setHelper(PasteboardHelper*);
117     PasteboardHelper* helper();
118     ~Pasteboard();
119 #endif
120 
121 private:
122     Pasteboard();
123 
124 #if PLATFORM(MAC)
125     RetainPtr<NSPasteboard> m_pasteboard;
126     PassRefPtr<DocumentFragment> documentFragmentWithImageResource(Frame* frame, PassRefPtr<ArchiveResource> resource);
127     PassRefPtr<DocumentFragment> documentFragmentWithRtf(Frame* frame, NSString* pboardType);
128     NSURL *getBestURL(Frame *);
129 #endif
130 
131 #if PLATFORM(WIN)
132     HWND m_owner;
133 #endif
134 
135 #if PLATFORM(QT) || PLATFORM(CHROMIUM)
136     bool m_selectionMode;
137 #endif
138 
139 #if PLATFORM(CHROMIUM)
140     PasteboardPrivate p;
141 #endif
142 
143 #if PLATFORM(GTK)
144     PasteboardHelper* m_helper;
145 #endif
146 };
147 
148 } // namespace WebCore
149 
150 #endif // Pasteboard_h
151