translate_bubble_view.h revision f2477e01787aa58f445919b809d89e252beef54f 
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 "content/public/browser/web_contents_observer.h"
15#include "ui/views/bubble/bubble_delegate.h"
16#include "ui/views/controls/button/button.h"
17#include "ui/views/controls/combobox/combobox_listener.h"
18#include "ui/views/controls/link_listener.h"
19
20class Browser;
21class PrefService;
22class TranslateBubbleModel;
23
24namespace views {
25class Checkbox;
26class GridLayout;
27class LabelButton;
28class Link;
29class View;
30}
31
32class TranslateBubbleView : public views::BubbleDelegateView,
33                            public views::ButtonListener,
34                            public views::ComboboxListener,
35                            public views::LinkListener,
36                            public content::WebContentsObserver {
37 public:
38  virtual ~TranslateBubbleView();
39
40  // Shows the Translate bubble.
41  static void ShowBubble(views::View* anchor_view,
42                         content::WebContents* web_contents,
43                         TranslateBubbleModel::ViewState type,
44                         Browser* browser);
45
46  // If true, the Translate bubble is being shown.
47  static bool IsShowing();
48
49  // Returns the bubble view currently shown. This may return NULL.
50  static TranslateBubbleView* GetCurrentBubble();
51
52  TranslateBubbleModel* model() { return model_.get(); }
53
54  // views::BubbleDelegateView methods.
55  virtual void Init() OVERRIDE;
56  virtual void ButtonPressed(views::Button* sender,
57                             const ui::Event& event) OVERRIDE;
58
59  // views::WidgetDelegate method.
60  virtual void WindowClosing() OVERRIDE;
61
62  // views::View methods.
63  virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
64  virtual gfx::Size GetPreferredSize() OVERRIDE;
65
66  // views::CombboxListener method.
67  virtual void OnSelectedIndexChanged(views::Combobox* combobox) OVERRIDE;
68
69  // views::LinkListener method.
70  virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
71
72  // content::WebContentsObserver method.
73  virtual void WebContentsDestroyed(content::WebContents* web_contents)
74      OVERRIDE;
75
76  // Returns the current view state.
77  TranslateBubbleModel::ViewState GetViewState() const;
78
79 private:
80  enum LinkID {
81    LINK_ID_ADVANCED,
82    LINK_ID_LEARN_MORE,
83  };
84
85  enum ButtonID {
86    BUTTON_ID_TRANSLATE,
87    BUTTON_ID_DONE,
88    BUTTON_ID_CANCEL,
89    BUTTON_ID_SHOW_ORIGINAL,
90    BUTTON_ID_TRY_AGAIN,
91    BUTTON_ID_ALWAYS_TRANSLATE,
92  };
93
94  enum ComboboxID {
95    COMBOBOX_ID_DENIAL,
96    COMBOBOX_ID_SOURCE_LANGUAGE,
97    COMBOBOX_ID_TARGET_LANGUAGE,
98  };
99
100  friend class TranslateBubbleViewTest;
101  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TranslateButton);
102  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, AdvancedLink);
103  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, ShowOriginalButton);
104  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TryAgainButton);
105  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
106                           AlwaysTranslateCheckboxAndCancelButton);
107  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
108                           AlwaysTranslateCheckboxAndDoneButton);
109  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, DoneButton);
110  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
111                           CancelButtonReturningBeforeTranslate);
112  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
113                           CancelButtonReturningAfterTranslate);
114  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, CancelButtonReturningError);
115
116  TranslateBubbleView(views::View* anchor_view,
117                      scoped_ptr<TranslateBubbleModel> model,
118                      Browser* browser,
119                      content::WebContents* web_contents);
120
121  // Returns the current child view.
122  views::View* GetCurrentView();
123
124  // Handles the event when the user presses a button.
125  void HandleButtonPressed(ButtonID sender_id);
126
127  // Handles the event when the user clicks a link.
128  void HandleLinkClicked(LinkID sender_id);
129
130  // Handles the event when the user changes an index of a combobox.
131  void HandleComboboxSelectedIndexChanged(ComboboxID sender_id);
132
133  // Updates the visibilities of child views according to the current view type.
134  void UpdateChildVisibilities();
135
136  // Creates the 'before translate' view. Caller takes ownership of the returned
137  // view.
138  views::View* CreateViewBeforeTranslate();
139
140  // Creates the 'translating' view. Caller takes ownership of the returned
141  // view.
142  views::View* CreateViewTranslating();
143
144  // Creates the 'after translate' view. Caller takes ownership of the returned
145  // view.
146  views::View* CreateViewAfterTranslate();
147
148  // Creates the 'error' view. Caller takes ownership of the returned view.
149  views::View* CreateViewError();
150
151  // Creates the 'advanced' view. Caller takes ownership of the returned view.
152  views::View* CreateViewAdvanced();
153
154  // Switches the view type.
155  void SwitchView(TranslateBubbleModel::ViewState view_state);
156
157  // Updates the advanced view.
158  void UpdateAdvancedView();
159
160  static TranslateBubbleView* translate_bubble_view_;
161
162  views::View* before_translate_view_;
163  views::View* translating_view_;
164  views::View* after_translate_view_;
165  views::View* error_view_;
166  views::View* advanced_view_;
167
168  scoped_ptr<LanguageComboboxModel> source_language_combobox_model_;
169  scoped_ptr<LanguageComboboxModel> target_language_combobox_model_;
170
171  views::Combobox* denial_combobox_;
172  views::Combobox* source_language_combobox_;
173  views::Combobox* target_language_combobox_;
174
175  views::Checkbox* always_translate_checkbox_;
176
177  scoped_ptr<TranslateBubbleModel> model_;
178
179  // Whether the window is an incognito window.
180  const bool is_in_incognito_window_;
181
182  // The browser to open the help URL into a new tab.
183  Browser* browser_;
184
185  // Whether the translation is acutually executed.
186  bool translate_executed_;
187
188  DISALLOW_COPY_AND_ASSIGN(TranslateBubbleView);
189};
190
191#endif  // CHROME_BROWSER_UI_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_
192