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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 #ifndef CHROME_BROWSER_TAB_CONTENTS_SPELLING_MENU_OBSERVER_H_ | 5 #ifndef CHROME_BROWSER_TAB_CONTENTS_SPELLING_MENU_OBSERVER_H_ |
6 #define CHROME_BROWSER_TAB_CONTENTS_SPELLING_MENU_OBSERVER_H_ | 6 #define CHROME_BROWSER_TAB_CONTENTS_SPELLING_MENU_OBSERVER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
12 #include "base/string16.h" | 12 #include "base/string16.h" |
13 #include "base/timer.h" | 13 #include "base/timer.h" |
14 #include "chrome/browser/tab_contents/render_view_context_menu_observer.h" | 14 #include "chrome/browser/tab_contents/render_view_context_menu_observer.h" |
15 #include "content/common/net/url_fetcher.h" | 15 #include "content/public/common/url_fetcher_delegate.h" |
16 | 16 |
17 class GURL; | 17 class GURL; |
18 class RenderViewContextMenuProxy; | 18 class RenderViewContextMenuProxy; |
19 | 19 |
| 20 namespace net { |
| 21 class URLRequestContextGetter; |
| 22 } |
| 23 |
20 // An observer that listens to events from the RenderViewContextMenu class and | 24 // An observer that listens to events from the RenderViewContextMenu class and |
21 // shows suggestions from the Spelling ("do you mean") service to a context menu | 25 // shows suggestions from the Spelling ("do you mean") service to a context menu |
22 // while we show it. This class implements two interfaces: | 26 // while we show it. This class implements two interfaces: |
23 // * RenderViewContextMenuObserver | 27 // * RenderViewContextMenuObserver |
24 // This interface is used for adding a menu item and update it while showing. | 28 // This interface is used for adding a menu item and update it while showing. |
25 // * URLFetcher::Delegate | 29 // * content::URLFetcherDelegate |
26 // This interface is used for sending a JSON_RPC request to the Spelling | 30 // This interface is used for sending a JSON_RPC request to the Spelling |
27 // service and retrieving its response. | 31 // service and retrieving its response. |
28 // These interfaces allow this class to make a JSON-RPC call to the Spelling | 32 // These interfaces allow this class to make a JSON-RPC call to the Spelling |
29 // service in the background and update the context menu while showing. The | 33 // service in the background and update the context menu while showing. The |
30 // following snippet describes how to add this class to the observer list of the | 34 // following snippet describes how to add this class to the observer list of the |
31 // RenderViewContextMenu class. | 35 // RenderViewContextMenu class. |
32 // | 36 // |
33 // void RenderViewContextMenu::InitMenu() { | 37 // void RenderViewContextMenu::InitMenu() { |
34 // spelling_menu_observer_.reset(new SpellingMenuObserver(this)); | 38 // spelling_menu_observer_.reset(new SpellingMenuObserver(this)); |
35 // if (spelling_menu_observer_.get()) | 39 // if (spelling_menu_observer_.get()) |
36 // observers_.AddObserver(spelling_menu_observer.get()); | 40 // observers_.AddObserver(spelling_menu_observer.get()); |
37 // } | 41 // } |
38 // | 42 // |
39 class SpellingMenuObserver : public RenderViewContextMenuObserver, | 43 class SpellingMenuObserver : public RenderViewContextMenuObserver, |
40 public URLFetcher::Delegate { | 44 public content::URLFetcherDelegate { |
41 public: | 45 public: |
42 explicit SpellingMenuObserver(RenderViewContextMenuProxy* proxy); | 46 explicit SpellingMenuObserver(RenderViewContextMenuProxy* proxy); |
43 virtual ~SpellingMenuObserver(); | 47 virtual ~SpellingMenuObserver(); |
44 | 48 |
45 // RenderViewContextMenuObserver implementation. | 49 // RenderViewContextMenuObserver implementation. |
46 virtual void InitMenu(const ContextMenuParams& params) OVERRIDE; | 50 virtual void InitMenu(const ContextMenuParams& params) OVERRIDE; |
47 virtual bool IsCommandIdSupported(int command_id) OVERRIDE; | 51 virtual bool IsCommandIdSupported(int command_id) OVERRIDE; |
48 virtual bool IsCommandIdEnabled(int command_id) OVERRIDE; | 52 virtual bool IsCommandIdEnabled(int command_id) OVERRIDE; |
49 virtual void ExecuteCommand(int command_id) OVERRIDE; | 53 virtual void ExecuteCommand(int command_id) OVERRIDE; |
50 | 54 |
51 // URLFetcher::Delegate implementation. | 55 // content::URLFetcherDelegate implementation. |
52 virtual void OnURLFetchComplete(const URLFetcher* source, | 56 virtual void OnURLFetchComplete(const URLFetcher* source) OVERRIDE; |
53 const GURL& url, | |
54 const net::URLRequestStatus& status, | |
55 int response_code, | |
56 const net::ResponseCookies& cookies, | |
57 const std::string& data) OVERRIDE; | |
58 | 57 |
59 private: | 58 private: |
60 // Invokes a JSON-RPC call in the background. This function sends a JSON-RPC | 59 // Invokes a JSON-RPC call in the background. This function sends a JSON-RPC |
61 // request to the Spelling service. Chrome will call OnURLFetchComplete() when | 60 // request to the Spelling service. Chrome will call OnURLFetchComplete() when |
62 // it receives a response from the service. | 61 // it receives a response from the service. |
63 bool Invoke(const string16& text, | 62 bool Invoke(const string16& text, |
64 const std::string& locale, | 63 const std::string& locale, |
65 net::URLRequestContextGetter* context); | 64 net::URLRequestContextGetter* context); |
66 | 65 |
67 // Parses the specified response from the Spelling service. | 66 // Parses the specified response from the Spelling service. |
(...skipping 29 matching lines...) Expand all Loading... |
97 // The URLFetcher object used for sending a JSON-RPC request. | 96 // The URLFetcher object used for sending a JSON-RPC request. |
98 scoped_ptr<URLFetcher> fetcher_; | 97 scoped_ptr<URLFetcher> fetcher_; |
99 | 98 |
100 // A timer used for loading animation. | 99 // A timer used for loading animation. |
101 base::RepeatingTimer<SpellingMenuObserver> animation_timer_; | 100 base::RepeatingTimer<SpellingMenuObserver> animation_timer_; |
102 | 101 |
103 DISALLOW_COPY_AND_ASSIGN(SpellingMenuObserver); | 102 DISALLOW_COPY_AND_ASSIGN(SpellingMenuObserver); |
104 }; | 103 }; |
105 | 104 |
106 #endif // CHROME_BROWSER_TAB_CONTENTS_SPELLING_MENU_OBSERVER_H_ | 105 #endif // CHROME_BROWSER_TAB_CONTENTS_SPELLING_MENU_OBSERVER_H_ |
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