chrome/browser/ui/views/translate/translate_bubble_view.h

   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/translate/chrome_translate_client.h"
  13 #include "chrome/browser/ui/translate/language_combobox_model.h"
  14 #include "chrome/browser/ui/translate/translate_bubble_model.h"
  15 #include "chrome/browser/ui/views/managed_full_screen_bubble_delegate_view.h"
  16 #include "components/translate/core/common/translate_errors.h"
  17 #include "content/public/browser/web_contents_observer.h"
  18 #include "ui/views/controls/button/button.h"
  19 #include "ui/views/controls/combobox/combobox_listener.h"
  20 #include "ui/views/controls/link_listener.h"
  21
  22 class PrefService;
  23
  24 namespace views {
  25 class Checkbox;
  26 class GridLayout;
  27 class LabelButton;
  28 class Link;
  29 class View;
  30 }
  31
  32 namespace ui {
  33 class SimpleComboboxModel;
  34 }
  35
  36 class TranslateBubbleView : public ManagedFullScreenBubbleDelegateView,
  37                             public views::ButtonListener,
  38                             public views::ComboboxListener,
  39                             public views::LinkListener,
  40                             public content::WebContentsObserver {
  41  public:
  42   ~TranslateBubbleView() override;
  43
  44   // Shows the Translate bubble.
  45   //
  46   // |is_user_gesture| is true when the bubble is shown on the user's delibarate
  47   // action.
  48   static void ShowBubble(views::View* anchor_view,
  49                          content::WebContents* web_contents,
  50                          translate::TranslateStep step,
  51                          translate::TranslateErrors::Type error_type,
  52                          bool is_user_gesture);
  53
  54   // Closes the current bubble if existing.
  55   static void CloseBubble();
  56
  57   // Returns the bubble view currently shown. This may return NULL.
  58   static TranslateBubbleView* GetCurrentBubble();
  59
  60   TranslateBubbleModel* model() { return model_.get(); }
  61
  62   // views::BubbleDelegateView methods.
  63   void Init() override;
  64   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
  65
  66   // views::WidgetDelegate method.
  67   void WindowClosing() override;
  68
  69   // views::View methods.
  70   bool AcceleratorPressed(const ui::Accelerator& accelerator) override;
  71   gfx::Size GetPreferredSize() const override;
  72
  73   // views::CombboxListener methods.
  74   void OnPerformAction(views::Combobox* combobox) override;
  75
  76   // views::LinkListener method.
  77   void LinkClicked(views::Link* source, int event_flags) override;
  78
  79   // content::WebContentsObserver method.
  80   void WebContentsDestroyed() override;
  81
  82   // Returns the current view state.
  83   TranslateBubbleModel::ViewState GetViewState() const;
  84
  85  private:
  86   enum LinkID {
  87     LINK_ID_ADVANCED,
  88     LINK_ID_LANGUAGE_SETTINGS,
  89   };
  90
  91   enum ButtonID {
  92     BUTTON_ID_TRANSLATE,
  93     BUTTON_ID_DONE,
  94     BUTTON_ID_CANCEL,
  95     BUTTON_ID_SHOW_ORIGINAL,
  96     BUTTON_ID_TRY_AGAIN,
  97     BUTTON_ID_ALWAYS_TRANSLATE,
  98   };
  99
 100   enum ComboboxID {
 101     COMBOBOX_ID_DENIAL,
 102     COMBOBOX_ID_SOURCE_LANGUAGE,
 103     COMBOBOX_ID_TARGET_LANGUAGE,
 104   };
 105
 106   friend class TranslateBubbleViewTest;
 107   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TranslateButton);
 108   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, AdvancedLink);
 109   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, ShowOriginalButton);
 110   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TryAgainButton);
 111   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
 112                            AlwaysTranslateCheckboxAndCancelButton);
 113   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
 114                            AlwaysTranslateCheckboxAndDoneButton);
 115   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, DoneButton);
 116   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
 117                            DoneButtonWithoutTranslating);
 118   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
 119                            CancelButtonReturningBeforeTranslate);
 120   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
 121                            CancelButtonReturningAfterTranslate);
 122   FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, CancelButtonReturningError);
 123
 124   TranslateBubbleView(views::View* anchor_view,
 125                       scoped_ptr<TranslateBubbleModel> model,
 126                       translate::TranslateErrors::Type error_type,
 127                       content::WebContents* web_contents);
 128
 129   // Returns the current child view.
 130   views::View* GetCurrentView() const;
 131
 132   // Handles the event when the user presses a button.
 133   void HandleButtonPressed(ButtonID sender_id);
 134
 135   // Handles the event when the user clicks a link.
 136   void HandleLinkClicked(LinkID sender_id);
 137
 138   // Handles the event when the user changes an index of a combobox.
 139   void HandleComboboxPerformAction(ComboboxID sender_id);
 140
 141   // Updates the visibilities of child views according to the current view type.
 142   void UpdateChildVisibilities();
 143
 144   // Creates the 'before translate' view. Caller takes ownership of the returned
 145   // view.
 146   views::View* CreateViewBeforeTranslate();
 147
 148   // Creates the 'translating' view. Caller takes ownership of the returned
 149   // view.
 150   views::View* CreateViewTranslating();
 151
 152   // Creates the 'after translate' view. Caller takes ownership of the returned
 153   // view.
 154   views::View* CreateViewAfterTranslate();
 155
 156   // Creates the 'error' view. Caller takes ownership of the returned view.
 157   views::View* CreateViewError();
 158
 159   // Creates the 'advanced' view. Caller takes ownership of the returned view.
 160   views::View* CreateViewAdvanced();
 161
 162   // Switches the view type.
 163   void SwitchView(TranslateBubbleModel::ViewState view_state);
 164
 165   // Switches to the error view.
 166   void SwitchToErrorView(translate::TranslateErrors::Type error_type);
 167
 168   // Updates the advanced view.
 169   void UpdateAdvancedView();
 170
 171   static TranslateBubbleView* translate_bubble_view_;
 172
 173   views::View* before_translate_view_;
 174   views::View* translating_view_;
 175   views::View* after_translate_view_;
 176   views::View* error_view_;
 177   views::View* advanced_view_;
 178
 179   scoped_ptr<ui::SimpleComboboxModel> denial_combobox_model_;
 180   scoped_ptr<LanguageComboboxModel> source_language_combobox_model_;
 181   scoped_ptr<LanguageComboboxModel> target_language_combobox_model_;
 182
 183   views::Combobox* denial_combobox_;
 184   views::Combobox* source_language_combobox_;
 185   views::Combobox* target_language_combobox_;
 186
 187   views::Checkbox* always_translate_checkbox_;
 188
 189   views::LabelButton* advanced_cancel_button_;
 190   views::LabelButton* advanced_done_button_;
 191
 192   scoped_ptr<TranslateBubbleModel> model_;
 193
 194   translate::TranslateErrors::Type error_type_;
 195
 196   // Whether the window is an incognito window.
 197   const bool is_in_incognito_window_;
 198
 199   // Whether the translation is acutually executed.
 200   bool translate_executed_;
 201
 202   // Whether one of denial buttons is clicked.
 203   bool denial_button_clicked_;
 204
 205   DISALLOW_COPY_AND_ASSIGN(TranslateBubbleView);
 206 };
 207
 208 #endif  // CHROME_BROWSER_UI_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_