1/*
2 * Copyright (C) 2007 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 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
27#ifndef WebDropSource_h
28#define WebDropSource_h
29
30#include <WebCore/COMPtr.h>
31#include <objidl.h>
32
33class WebView;
34
35namespace WebCore {
36    class PlatformMouseEvent;
37}
38
39WebCore::PlatformMouseEvent generateMouseEvent(WebView*, bool isDrag);
40
41class WebDropSource : public IDropSource
42{
43public:
44    virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void** ppvObject);
45    virtual ULONG STDMETHODCALLTYPE AddRef(void);
46    virtual ULONG STDMETHODCALLTYPE Release(void);
47    virtual HRESULT STDMETHODCALLTYPE QueryContinueDrag(BOOL fEscapePressed, DWORD grfKeyState);
48    virtual HRESULT STDMETHODCALLTYPE GiveFeedback(DWORD dwEffect);
49
50    static HRESULT createInstance(WebView* webView, IDropSource** result);
51private:
52    WebDropSource(WebView* webView);
53    ~WebDropSource();
54    long m_ref;
55    bool m_dropped;
56    COMPtr<WebView> m_webView;
57
58};
59
60#endif //!WebDropSource_h
61