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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 Jul 13 16:51:47 2011. */ | 6 /* From ppp_messaging.idl modified Tue Aug 23 14:02:02 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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37 * DOM element. | 37 * DOM element. |
38 */ | 38 */ |
39 struct PPP_Messaging { | 39 struct PPP_Messaging { |
40 /** | 40 /** |
41 * HandleMessage() is a function that the browser calls when PostMessage() | 41 * HandleMessage() is a function that the browser calls when PostMessage() |
42 * is invoked on the DOM element for the module instance in JavaScript. Note | 42 * is invoked on the DOM element for the module instance in JavaScript. Note |
43 * that PostMessage() in the JavaScript interface is asynchronous, meaning | 43 * that PostMessage() in the JavaScript interface is asynchronous, meaning |
44 * JavaScript execution will not be blocked while HandleMessage() is | 44 * JavaScript execution will not be blocked while HandleMessage() is |
45 * processing the message. | 45 * processing the message. |
46 * | 46 * |
47 * @param[in] instance A <code>PP_Instance</code> indentifying one instance | 47 * @param[in] instance A <code>PP_Instance</code> identifying one instance |
48 * of a module. | 48 * of a module. |
49 * @param[in] message A <code>PP_Var</code> containing the data to be sent | 49 * @param[in] message A <code>PP_Var</code> containing the data to be sent |
50 * to JavaScript. Message can have an int32_t, double, bool, or string value | 50 * to JavaScript. Message can have an int32_t, double, bool, or string value |
51 * (objects are not supported). | 51 * (objects are not supported). |
52 * | 52 * |
53 * <strong>Example:</strong> | |
54 * | |
55 * The following JavaScript code invokes <code>HandleMessage</code>, passing | 53 * The following JavaScript code invokes <code>HandleMessage</code>, passing |
56 * the module instance on which it was invoked, with <code>message</code> | 54 * the module instance on which it was invoked, with <code>message</code> |
57 * being a string <code>PP_Var</code> containing "Hello world!" | 55 * being a string <code>PP_Var</code> containing "Hello world!" |
58 * | 56 * |
59 * @code | 57 * <strong>Example:</strong> |
| 58 * |
| 59 * <code> |
60 * | 60 * |
61 * <body> | 61 * <body> |
62 * <object id="plugin" | 62 * <object id="plugin" |
63 * type="application/x-ppapi-postMessage-example"/> | 63 * type="application/x-ppapi-postMessage-example"/> |
64 * <script type="text/javascript"> | 64 * <script type="text/javascript"> |
65 * document.getElementById('plugin').postMessage("Hello world!"); | 65 * document.getElementById('plugin').postMessage("Hello world!"); |
66 * </script> | 66 * </script> |
67 * </body> | 67 * </body> |
68 * | 68 * |
69 * @endcode | 69 * </code> |
70 * | 70 * |
71 */ | 71 */ |
72 void (*HandleMessage)(PP_Instance instance, struct PP_Var message); | 72 void (*HandleMessage)(PP_Instance instance, struct PP_Var message); |
73 }; | 73 }; |
74 /** | 74 /** |
75 * @} | 75 * @} |
76 */ | 76 */ |
77 | 77 |
78 #endif /* PPAPI_C_PPP_MESSAGING_H_ */ | 78 #endif /* PPAPI_C_PPP_MESSAGING_H_ */ |
79 | 79 |
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