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1 /* Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 /* Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 * Use of this source code is governed by a BSD-style license that can be | 2 * Use of this source code is governed by a BSD-style license that can be |
3 * found in the LICENSE file. | 3 * found in the LICENSE file. |
4 */ | 4 */ |
5 | 5 |
6 /* From ppp_messaging.idl modified Wed Aug 24 20:50:56 2011. */ | 6 /* From ppp_messaging.idl modified Mon Aug 29 10:11:34 2011. */ |
7 | 7 |
8 #ifndef PPAPI_C_PPP_MESSAGING_H_ | 8 #ifndef PPAPI_C_PPP_MESSAGING_H_ |
9 #define PPAPI_C_PPP_MESSAGING_H_ | 9 #define PPAPI_C_PPP_MESSAGING_H_ |
10 | 10 |
11 #include "ppapi/c/pp_bool.h" | 11 #include "ppapi/c/pp_bool.h" |
12 #include "ppapi/c/pp_instance.h" | 12 #include "ppapi/c/pp_instance.h" |
13 #include "ppapi/c/pp_macros.h" | 13 #include "ppapi/c/pp_macros.h" |
14 #include "ppapi/c/pp_stdint.h" | 14 #include "ppapi/c/pp_stdint.h" |
15 #include "ppapi/c/pp_var.h" | 15 #include "ppapi/c/pp_var.h" |
16 | 16 |
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36 * DOM element. | 36 * DOM element. |
37 */ | 37 */ |
38 struct PPP_Messaging { | 38 struct PPP_Messaging { |
39 /** | 39 /** |
40 * HandleMessage() is a function that the browser calls when PostMessage() | 40 * HandleMessage() is a function that the browser calls when PostMessage() |
41 * is invoked on the DOM element for the module instance in JavaScript. Note | 41 * is invoked on the DOM element for the module instance in JavaScript. Note |
42 * that PostMessage() in the JavaScript interface is asynchronous, meaning | 42 * that PostMessage() in the JavaScript interface is asynchronous, meaning |
43 * JavaScript execution will not be blocked while HandleMessage() is | 43 * JavaScript execution will not be blocked while HandleMessage() is |
44 * processing the message. | 44 * processing the message. |
45 * | 45 * |
46 * @param[in] instance A <code>PP_Instance</code> indentifying one instance | 46 * @param[in] instance A <code>PP_Instance</code> identifying one instance |
47 * of a module. | 47 * of a module. |
48 * @param[in] message A <code>PP_Var</code> containing the data to be sent | 48 * @param[in] message A <code>PP_Var</code> containing the data to be sent |
49 * to JavaScript. Message can have an int32_t, double, bool, or string value | 49 * to JavaScript. Message can have an int32_t, double, bool, or string value |
50 * (objects are not supported). | 50 * (objects are not supported). |
51 * | 51 * |
52 * <strong>Example:</strong> | |
53 * | |
54 * The following JavaScript code invokes <code>HandleMessage</code>, passing | 52 * The following JavaScript code invokes <code>HandleMessage</code>, passing |
55 * the module instance on which it was invoked, with <code>message</code> | 53 * the module instance on which it was invoked, with <code>message</code> |
56 * being a string <code>PP_Var</code> containing "Hello world!" | 54 * being a string <code>PP_Var</code> containing "Hello world!" |
57 * | 55 * |
58 * @code | 56 * <strong>Example:</strong> |
| 57 * |
| 58 * <code> |
59 * | 59 * |
60 * <body> | 60 * <body> |
61 * <object id="plugin" | 61 * <object id="plugin" |
62 * type="application/x-ppapi-postMessage-example"/> | 62 * type="application/x-ppapi-postMessage-example"/> |
63 * <script type="text/javascript"> | 63 * <script type="text/javascript"> |
64 * document.getElementById('plugin').postMessage("Hello world!"); | 64 * document.getElementById('plugin').postMessage("Hello world!"); |
65 * </script> | 65 * </script> |
66 * </body> | 66 * </body> |
67 * | 67 * |
68 * @endcode | 68 * </code> |
69 * | 69 * |
70 */ | 70 */ |
71 void (*HandleMessage)(PP_Instance instance, struct PP_Var message); | 71 void (*HandleMessage)(PP_Instance instance, struct PP_Var message); |
72 }; | 72 }; |
73 /** | 73 /** |
74 * @} | 74 * @} |
75 */ | 75 */ |
76 | 76 |
77 #endif /* PPAPI_C_PPP_MESSAGING_H_ */ | 77 #endif /* PPAPI_C_PPP_MESSAGING_H_ */ |
78 | 78 |
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