translate_bubble_view.h revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7 
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_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_
6#define CHROME_BROWSER_UI_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_
7
8#include <map>
9#include <string>
10
11#include "base/basictypes.h"
12#include "chrome/browser/ui/translate/language_combobox_model.h"
13#include "chrome/browser/ui/translate/translate_bubble_model.h"
14#include "chrome/common/translate/translate_errors.h"
15#include "content/public/browser/web_contents_observer.h"
16#include "ui/views/bubble/bubble_delegate.h"
17#include "ui/views/controls/button/button.h"
18#include "ui/views/controls/combobox/combobox_listener.h"
19#include "ui/views/controls/link_listener.h"
20
21class Browser;
22class PrefService;
23class TranslateBubbleModel;
24
25namespace views {
26class Checkbox;
27class GridLayout;
28class LabelButton;
29class Link;
30class View;
31}
32
33class TranslateBubbleView : public views::BubbleDelegateView,
34                            public views::ButtonListener,
35                            public views::ComboboxListener,
36                            public views::LinkListener,
37                            public content::WebContentsObserver {
38 public:
39  virtual ~TranslateBubbleView();
40
41  // Shows the Translate bubble.
42  static void ShowBubble(views::View* anchor_view,
43                         content::WebContents* web_contents,
44                         TranslateBubbleModel::ViewState type,
45                         TranslateErrors::Type error_type,
46                         Browser* browser);
47
48  // If true, the Translate bubble is being shown.
49  static bool IsShowing();
50
51  // Returns the bubble view currently shown. This may return NULL.
52  static TranslateBubbleView* GetCurrentBubble();
53
54  TranslateBubbleModel* model() { return model_.get(); }
55
56  // views::BubbleDelegateView methods.
57  virtual void Init() OVERRIDE;
58  virtual void ButtonPressed(views::Button* sender,
59                             const ui::Event& event) OVERRIDE;
60
61  // views::WidgetDelegate method.
62  virtual void WindowClosing() OVERRIDE;
63
64  // views::View methods.
65  virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
66  virtual gfx::Size GetPreferredSize() OVERRIDE;
67
68  // views::CombboxListener methods.
69  virtual void OnSelectedIndexChanged(views::Combobox* combobox) OVERRIDE;
70  virtual void OnComboboxTextButtonClicked(views::Combobox* combobox) OVERRIDE;
71
72  // views::LinkListener method.
73  virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
74
75  // content::WebContentsObserver method.
76  virtual void WebContentsDestroyed(content::WebContents* web_contents)
77      OVERRIDE;
78
79  // Returns the current view state.
80  TranslateBubbleModel::ViewState GetViewState() const;
81
82 private:
83  enum LinkID {
84    LINK_ID_ADVANCED,
85    LINK_ID_LEARN_MORE,
86  };
87
88  enum ButtonID {
89    BUTTON_ID_TRANSLATE,
90    BUTTON_ID_DONE,
91    BUTTON_ID_CANCEL,
92    BUTTON_ID_SHOW_ORIGINAL,
93    BUTTON_ID_TRY_AGAIN,
94    BUTTON_ID_ALWAYS_TRANSLATE,
95  };
96
97  enum ComboboxID {
98    COMBOBOX_ID_DENIAL,
99    COMBOBOX_ID_SOURCE_LANGUAGE,
100    COMBOBOX_ID_TARGET_LANGUAGE,
101  };
102
103  friend class TranslateBubbleViewTest;
104  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TranslateButton);
105  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, AdvancedLink);
106  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, ShowOriginalButton);
107  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TryAgainButton);
108  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
109                           AlwaysTranslateCheckboxAndCancelButton);
110  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
111                           AlwaysTranslateCheckboxAndDoneButton);
112  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, DoneButton);
113  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
114                           DoneButtonWithoutTranslating);
115  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
116                           CancelButtonReturningBeforeTranslate);
117  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
118                           CancelButtonReturningAfterTranslate);
119  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, CancelButtonReturningError);
120
121  TranslateBubbleView(views::View* anchor_view,
122                      scoped_ptr<TranslateBubbleModel> model,
123                      Browser* browser,
124                      content::WebContents* web_contents);
125
126  // Returns the current child view.
127  views::View* GetCurrentView();
128
129  // Handles the event when the user presses a button.
130  void HandleButtonPressed(ButtonID sender_id);
131
132  // Handles the event when the user clicks a link.
133  void HandleLinkClicked(LinkID sender_id);
134
135  // Handles the event when the user changes an index of a combobox.
136  void HandleComboboxSelectedIndexChanged(ComboboxID sender_id);
137
138  // Updates the visibilities of child views according to the current view type.
139  void UpdateChildVisibilities();
140
141  // Creates the 'before translate' view. Caller takes ownership of the returned
142  // view.
143  views::View* CreateViewBeforeTranslate();
144
145  // Creates the 'translating' view. Caller takes ownership of the returned
146  // view.
147  views::View* CreateViewTranslating();
148
149  // Creates the 'after translate' view. Caller takes ownership of the returned
150  // view.
151  views::View* CreateViewAfterTranslate();
152
153  // Creates the 'error' view. Caller takes ownership of the returned view.
154  views::View* CreateViewError();
155
156  // Creates the 'advanced' view. Caller takes ownership of the returned view.
157  views::View* CreateViewAdvanced();
158
159  // Switches the view type.
160  void SwitchView(TranslateBubbleModel::ViewState view_state);
161
162  // Updates the advanced view.
163  void UpdateAdvancedView();
164
165  static TranslateBubbleView* translate_bubble_view_;
166
167  views::View* before_translate_view_;
168  views::View* translating_view_;
169  views::View* after_translate_view_;
170  views::View* error_view_;
171  views::View* advanced_view_;
172
173  scoped_ptr<LanguageComboboxModel> source_language_combobox_model_;
174  scoped_ptr<LanguageComboboxModel> target_language_combobox_model_;
175
176  views::Combobox* denial_combobox_;
177  views::Combobox* source_language_combobox_;
178  views::Combobox* target_language_combobox_;
179
180  views::Checkbox* always_translate_checkbox_;
181
182  views::LabelButton* advanced_cancel_button_;
183  views::LabelButton* advanced_done_button_;
184
185  scoped_ptr<TranslateBubbleModel> model_;
186
187  // Whether the window is an incognito window.
188  const bool is_in_incognito_window_;
189
190  // The browser to open the help URL into a new tab.
191  Browser* browser_;
192
193  // Whether the translation is acutually executed.
194  bool translate_executed_;
195
196  DISALLOW_COPY_AND_ASSIGN(TranslateBubbleView);
197};
198
199#endif  // CHROME_BROWSER_UI_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_
200