1/*
2 * Copyright (C) 2012 Intel Corporation. All rights reserved.
3 * Copyright (C) 2013-2014 Samsung Electronics. All rights reserved.
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 INC. AND ITS CONTRIBUTORS ``AS IS''
15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
18 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
24 * THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef ewk_favicon_database_private_h
28#define ewk_favicon_database_private_h
29
30#include "WKRetainPtr.h"
31#include <WebKit/WKBase.h>
32#include <wtf/HashMap.h>
33
34struct IconChangeCallbackData {
35    Ewk_Favicon_Database_Icon_Change_Cb callback;
36    void* userData;
37
38    IconChangeCallbackData()
39        : callback(0)
40        , userData(0)
41    { }
42
43    IconChangeCallbackData(Ewk_Favicon_Database_Icon_Change_Cb _callback, void* _userData)
44        : callback(_callback)
45        , userData(_userData)
46    { }
47};
48
49typedef HashMap<Ewk_Favicon_Database_Icon_Change_Cb, IconChangeCallbackData> ChangeListenerMap;
50
51class EwkFaviconDatabase {
52public:
53    explicit EwkFaviconDatabase(WKIconDatabaseRef iconDatabase);
54    ~EwkFaviconDatabase();
55
56    PassRefPtr<cairo_surface_t> getIconSurfaceSynchronously(const char* pageURL) const;
57    void watchChanges(const IconChangeCallbackData& callbackData);
58    void unwatchChanges(Ewk_Favicon_Database_Icon_Change_Cb callback);
59
60private:
61    static void iconDataReadyForPageURL(WKIconDatabaseRef iconDatabase, WKURLRef pageURL, const void* clientInfo);
62
63    WKRetainPtr<WKIconDatabaseRef> m_iconDatabase;
64    ChangeListenerMap m_changeListeners;
65};
66
67#endif // ewk_favicon_database_private_h
68