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1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_BROWSER_UI_WEBUI_MEMORY_INTERNALS_MEMORY_INTERNALS_HANDLER_H_ | |
6 #define CHROME_BROWSER_UI_WEBUI_MEMORY_INTERNALS_MEMORY_INTERNALS_HANDLER_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/compiler_specific.h" | |
11 #include "base/macros.h" | |
12 #include "base/memory/ref_counted.h" | |
13 #include "content/public/browser/web_ui_message_handler.h" | |
14 | |
15 namespace base { | |
16 class ListValue; | |
17 } | |
18 | |
19 class MemoryInternalsProxy; | |
20 | |
21 // This class handles messages to and from MemoryInternalsUI. | |
22 // It does all its work on the IO thread through the proxy below. | |
23 class MemoryInternalsHandler : public content::WebUIMessageHandler { | |
24 public: | |
25 MemoryInternalsHandler(); | |
26 ~MemoryInternalsHandler() override; | |
27 | |
28 void RegisterMessages() override; | |
29 | |
30 // JavaScript message handlers. | |
31 void OnJSUpdate(const base::ListValue* list); | |
32 | |
33 // MemoryInternals message handlers. | |
34 void OnUpdate(const base::string16& update); | |
35 | |
36 private: | |
37 scoped_refptr<MemoryInternalsProxy> proxy_; | |
38 | |
39 DISALLOW_COPY_AND_ASSIGN(MemoryInternalsHandler); | |
40 }; | |
41 | |
42 #endif // CHROME_BROWSER_UI_WEBUI_MEMORY_INTERNALS_MEMORY_INTERNALS_HANDLER_H_ | |
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