1/*
2 * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
3 * Copyright (C) 2007, Holger Hans Peter Freyther
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef ClipboardGtk_h
28#define ClipboardGtk_h
29
30#include "CachedResourceClient.h"
31#include "Clipboard.h"
32#include "DataObjectGtk.h"
33
34namespace WebCore {
35    class CachedImage;
36    class Frame;
37    class PasteboardHelper;
38
39    // State available during IE's events for drag and drop and copy/paste
40    // Created from the EventHandlerGtk to be used by the dom
41    class ClipboardGtk : public Clipboard, public CachedResourceClient {
42        WTF_MAKE_FAST_ALLOCATED;
43    public:
44        static PassRefPtr<ClipboardGtk> create(ClipboardAccessPolicy policy, GtkClipboard* clipboard, Frame* frame)
45        {
46            return adoptRef(new ClipboardGtk(policy, clipboard, frame));
47        }
48
49        static PassRefPtr<ClipboardGtk> create(ClipboardAccessPolicy policy, PassRefPtr<DataObjectGtk> dataObject, ClipboardType clipboardType, Frame* frame)
50        {
51            return adoptRef(new ClipboardGtk(policy, dataObject, clipboardType, frame));
52        }
53        virtual ~ClipboardGtk();
54
55        void clearData(const String&);
56        void clearAllData();
57        String getData(const String&, bool&) const;
58        bool setData(const String&, const String&);
59
60        virtual HashSet<String> types() const;
61        virtual PassRefPtr<FileList> files() const;
62
63        void setDragImage(CachedImage*, const IntPoint&);
64        void setDragImageElement(Node*, const IntPoint&);
65        void setDragImage(CachedImage*, Node*, const IntPoint&);
66
67        virtual DragImageRef createDragImage(IntPoint&) const;
68#if ENABLE(DRAG_SUPPORT)
69        virtual void declareAndWriteDragImage(Element*, const KURL&, const String&, Frame*);
70#endif
71        virtual void writeURL(const KURL&, const String&, Frame*);
72        virtual void writeRange(Range*, Frame*);
73        virtual void writePlainText(const String&);
74
75        virtual bool hasData();
76
77        PasteboardHelper* helper() { return m_helper; }
78        PassRefPtr<DataObjectGtk> dataObject() { return m_dataObject; }
79
80    private:
81        ClipboardGtk(ClipboardAccessPolicy, GtkClipboard*, Frame*);
82        ClipboardGtk(ClipboardAccessPolicy, PassRefPtr<DataObjectGtk>, ClipboardType, Frame*);
83
84        RefPtr<DataObjectGtk> m_dataObject;
85        GtkClipboard* m_clipboard;
86        PasteboardHelper* m_helper;
87        Frame* m_frame;
88    };
89}
90
91#endif
92