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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_ | 5 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_ |
6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_ | 6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 #include <set> | 9 #include <set> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/ref_counted.h" | 12 #include "base/ref_counted.h" |
13 #include "googleurl/src/gurl.h" | 13 #include "googleurl/src/gurl.h" |
14 | 14 |
15 class Browser; | 15 class Browser; |
16 class Extension; | 16 class Extension; |
17 class ExtensionFunction; | 17 class ExtensionFunction; |
18 class ExtensionHost; | 18 class ExtensionHost; |
19 class Profile; | 19 class Profile; |
20 class RenderViewHost; | 20 class RenderViewHost; |
21 class RenderViewHostDelegate; | 21 class RenderViewHostDelegate; |
| 22 class Value; |
22 | 23 |
23 // A factory function for creating new ExtensionFunction instances. | 24 // A factory function for creating new ExtensionFunction instances. |
24 typedef ExtensionFunction* (*ExtensionFunctionFactory)(); | 25 typedef ExtensionFunction* (*ExtensionFunctionFactory)(); |
25 | 26 |
26 // ExtensionFunctionDispatcher receives requests to execute functions from | 27 // ExtensionFunctionDispatcher receives requests to execute functions from |
27 // Chromium extensions running in a RenderViewHost and dispatches them to the | 28 // Chromium extensions running in a RenderViewHost and dispatches them to the |
28 // appropriate handler. It lives entirely on the UI thread. | 29 // appropriate handler. It lives entirely on the UI thread. |
29 class ExtensionFunctionDispatcher { | 30 class ExtensionFunctionDispatcher { |
30 public: | 31 public: |
31 class Delegate { | 32 class Delegate { |
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54 | 55 |
55 // Retrieves a vector of all EFD instances. | 56 // Retrieves a vector of all EFD instances. |
56 static std::set<ExtensionFunctionDispatcher*>* all_instances(); | 57 static std::set<ExtensionFunctionDispatcher*>* all_instances(); |
57 | 58 |
58 ExtensionFunctionDispatcher(RenderViewHost* render_view_host, | 59 ExtensionFunctionDispatcher(RenderViewHost* render_view_host, |
59 Delegate* delegate, | 60 Delegate* delegate, |
60 const GURL& url); | 61 const GURL& url); |
61 ~ExtensionFunctionDispatcher(); | 62 ~ExtensionFunctionDispatcher(); |
62 | 63 |
63 // Handle a request to execute an extension function. | 64 // Handle a request to execute an extension function. |
64 void HandleRequest(const std::string& name, const std::string& args, | 65 void HandleRequest(const std::string& name, const Value* args, |
65 int request_id, bool has_callback); | 66 int request_id, bool has_callback); |
66 | 67 |
67 // Send a response to a function. | 68 // Send a response to a function. |
68 void SendResponse(ExtensionFunction* api, bool success); | 69 void SendResponse(ExtensionFunction* api, bool success); |
69 | 70 |
70 // Gets the browser extension functions should operate relative to. For | 71 // Gets the browser extension functions should operate relative to. For |
71 // example, for positioning windows, or alert boxes, or creating tabs. | 72 // example, for positioning windows, or alert boxes, or creating tabs. |
72 Browser* GetBrowser(); | 73 Browser* GetBrowser(); |
73 | 74 |
74 // Gets the ExtensionHost associated with this object. In the case of | 75 // Gets the ExtensionHost associated with this object. In the case of |
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106 | 107 |
107 // AutomationExtensionFunction requires access to the RenderViewHost | 108 // AutomationExtensionFunction requires access to the RenderViewHost |
108 // associated with us. We make it a friend rather than exposing the | 109 // associated with us. We make it a friend rather than exposing the |
109 // RenderViewHost as a public method as we wouldn't want everyone to | 110 // RenderViewHost as a public method as we wouldn't want everyone to |
110 // start assuming a 1:1 relationship between us and RenderViewHost, | 111 // start assuming a 1:1 relationship between us and RenderViewHost, |
111 // whereas AutomationExtensionFunction is by necessity "tight" with us. | 112 // whereas AutomationExtensionFunction is by necessity "tight" with us. |
112 friend class AutomationExtensionFunction; | 113 friend class AutomationExtensionFunction; |
113 }; | 114 }; |
114 | 115 |
115 #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_ | 116 #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_FUNCTION_DISPATCHER_H_ |
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