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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CHANGE_PICTURE_OPTIONS_HANDLER_
H_ | |
6 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CHANGE_PICTURE_OPTIONS_HANDLER_
H_ | |
7 | |
8 #include "base/memory/weak_ptr.h" | |
9 #include "chrome/browser/chromeos/options/take_photo_dialog.h" | |
10 #include "chrome/browser/ui/select_file_dialog.h" | |
11 #include "chrome/browser/ui/webui/options/options_ui.h" | |
12 #include "content/public/browser/notification_registrar.h" | |
13 #include "ui/gfx/native_widget_types.h" | |
14 | |
15 namespace base { | |
16 class DictionaryValue; | |
17 class ListValue; | |
18 } | |
19 | |
20 namespace chromeos { | |
21 | |
22 // ChromeOS user image options page UI handler. | |
23 class ChangePictureOptionsHandler : public OptionsPageUIHandler, | |
24 public SelectFileDialog::Listener, | |
25 public TakePhotoDialog::Delegate { | |
26 public: | |
27 ChangePictureOptionsHandler(); | |
28 virtual ~ChangePictureOptionsHandler(); | |
29 | |
30 // OptionsPageUIHandler implementation. | |
31 virtual void GetLocalizedValues( | |
32 base::DictionaryValue* localized_strings) OVERRIDE; | |
33 | |
34 // WebUIMessageHandler implementation. | |
35 virtual void RegisterMessages() OVERRIDE; | |
36 | |
37 private: | |
38 // Sends list of available default images to the page. | |
39 void SendDefaultImages(); | |
40 | |
41 // Sends current selection to the page. | |
42 void SendSelectedImage(); | |
43 | |
44 // Sends the profile image to the page. If |should_select| is true then | |
45 // the profile image element is selected. | |
46 void SendProfileImage(const SkBitmap& image, bool should_select); | |
47 | |
48 // Starts profile image update and shows the last downloaded profile image, | |
49 // if any, on the page. Shouldn't be called before |SendProfileImage|. | |
50 void UpdateProfileImage(); | |
51 | |
52 // Starts camera presence check. | |
53 void CheckCameraPresence(); | |
54 | |
55 // Updates UI with camera presence state. | |
56 void SetCameraPresent(bool present); | |
57 | |
58 // Opens a file selection dialog to choose user image from file. | |
59 void HandleChooseFile(const base::ListValue* args); | |
60 | |
61 // Opens the camera capture dialog. | |
62 void HandleTakePhoto(const base::ListValue* args); | |
63 | |
64 // Gets the list of available user images and sends it to the page. | |
65 void HandleGetAvailableImages(const base::ListValue* args); | |
66 | |
67 // Handles page initialized event. | |
68 void HandlePageInitialized(const base::ListValue* args); | |
69 | |
70 // Handles page shown event. | |
71 void HandlePageShown(const base::ListValue* args); | |
72 | |
73 // Selects one of the available images as user's. | |
74 void HandleSelectImage(const base::ListValue* args); | |
75 | |
76 // SelectFileDialog::Delegate implementation. | |
77 virtual void FileSelected( | |
78 const FilePath& path, | |
79 int index, void* params) OVERRIDE; | |
80 | |
81 // TakePhotoDialog::Delegate implementation. | |
82 virtual void OnPhotoAccepted(const SkBitmap& photo) OVERRIDE; | |
83 | |
84 // content::NotificationObserver implementation. | |
85 virtual void Observe(int type, | |
86 const content::NotificationSource& source, | |
87 const content::NotificationDetails& details) OVERRIDE; | |
88 | |
89 // Called when the camera presence check has been completed. | |
90 void OnCameraPresenceCheckDone(); | |
91 | |
92 // Returns handle to browser window or NULL if it can't be found. | |
93 gfx::NativeWindow GetBrowserWindow() const; | |
94 | |
95 scoped_refptr<SelectFileDialog> select_file_dialog_; | |
96 | |
97 // Previous user image from camera/file and its data URL. | |
98 SkBitmap previous_image_; | |
99 std::string previous_image_data_url_; | |
100 | |
101 // Index of the previous user image. | |
102 int previous_image_index_; | |
103 | |
104 content::NotificationRegistrar registrar_; | |
105 | |
106 base::WeakPtrFactory<ChangePictureOptionsHandler> weak_factory_; | |
107 | |
108 DISALLOW_COPY_AND_ASSIGN(ChangePictureOptionsHandler); | |
109 }; | |
110 | |
111 } // namespace chromeos | |
112 | |
113 #endif // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CHANGE_PICTURE_OPTIONS_HANDL
ER_H_ | |
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