1/*
2 * Copyright (C) 2010 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#ifndef WKConnectionRef_h
27#define WKConnectionRef_h
28
29#include <WebKit/WKBase.h>
30
31#ifdef __cplusplus
32extern "C" {
33#endif
34
35typedef void (*WKConnectionDidReceiveMessageCallback)(WKConnectionRef connection, WKStringRef messageName, WKTypeRef messageBody, const void *clientInfo);
36typedef void (*WKConnectionDidCloseCallback)(WKConnectionRef connection, const void* clientInfo);
37
38typedef struct WKConnectionClientBase {
39    int                                                                 version;
40    const void *                                                        clientInfo;
41} WKConnectionClientBase;
42
43typedef struct WKConnectionClientV0 {
44    WKConnectionClientBase                                              base;
45
46    // Version 0.
47    WKConnectionDidReceiveMessageCallback                               didReceiveMessage;
48    WKConnectionDidCloseCallback                                        didClose;
49} WKConnectionClientV0;
50
51enum { WKConnectionClientCurrentVersion WK_ENUM_DEPRECATED("Use an explicit version number instead") = 0 };
52typedef struct WKConnectionClient {
53    int                                                                 version;
54    const void *                                                        clientInfo;
55
56    // Version 0.
57    WKConnectionDidReceiveMessageCallback                               didReceiveMessage;
58    WKConnectionDidCloseCallback                                        didClose;
59} WKConnectionClient WK_DEPRECATED("Use an explicit versioned struct instead");
60
61WK_EXPORT WKTypeID WKConnectionGetTypeID();
62
63WK_EXPORT void WKConnectionSetConnectionClient(WKConnectionRef connection, const WKConnectionClientBase* client);
64WK_EXPORT void WKConnectionPostMessage(WKConnectionRef connection, WKStringRef messageName, WKTypeRef messageBody);
65
66#ifdef __cplusplus
67}
68#endif
69
70#endif // WKConnectionRef_h
71