Translate: New Bubble UX (for the view toolkit)

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

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_
+#define CHROME_BROWSER_UI_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_
+
+#include <map>
+#include <string>
+
+#include "base/basictypes.h"
+#include "chrome/browser/ui/translate/language_combobox_model.h"
+#include "chrome/browser/ui/translate/translate_bubble_model.h"
+#include "ui/views/bubble/bubble_delegate.h"
+#include "ui/views/controls/button/button.h"
+#include "ui/views/controls/combobox/combobox_listener.h"
+#include "ui/views/controls/link_listener.h"
+
+class Browser;
+class PrefService;
+class TranslateBubbleModel;
+
+namespace content {
+class WebContents;
+}
+
+namespace views {
+class Checkbox;
+class GridLayout;
+class LabelButton;
+class Link;
+class View;
+}
+
+class TranslateBubbleView : public views::BubbleDelegateView,
+                            public views::ButtonListener,
+                            public views::ComboboxListener,
+                            public views::LinkListener {
+ public:
+  virtual ~TranslateBubbleView();
+
+  // Shows the Translate bubble.
+  static void ShowBubble(views::View* anchor_view,
+                         content::WebContents* web_contents,
+                         TranslateBubbleModel::ViewState type,
+                         Browser* browser);
+
+  // If true, the Translate bubble is being shown.
+  static bool IsShowing();
+
+  // Returns the bubble view currently shown. This may return NULL.
+  static TranslateBubbleView* GetCurrentBubble();
+
+  TranslateBubbleModel* model() { return model_.get(); }
+
+  // views::BubbleDelegateView methods.
+  virtual void Init() OVERRIDE;
+  virtual void ButtonPressed(views::Button* sender,
+                             const ui::Event& event) OVERRIDE;
+
+  // views::WidgetDelegate method.
+  virtual void WindowClosing() OVERRIDE;
+
+  // views::View methods.
+  virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
+  virtual gfx::Size GetPreferredSize() OVERRIDE;
+
+  // views::CombboxListener method.
+  virtual void OnSelectedIndexChanged(views::Combobox* combobox) OVERRIDE;
+
+  // views::LinkListener method.
+  virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
+
+  // Returns the current view state.
+  TranslateBubbleModel::ViewState GetViewState() const;
+
+ private:
+  enum LinkID {
+    LINK_ID_ADVANCED,
+    LINK_ID_LEARN_MORE,
+  };
+
+  enum ButtonID {
+    BUTTON_ID_TRANSLATE,
+    BUTTON_ID_DONE,
+    BUTTON_ID_CANCEL,
+    BUTTON_ID_SHOW_ORIGINAL,
+    BUTTON_ID_TRY_AGAIN,
+    BUTTON_ID_ALWAYS_TRANSLATE,
+  };
+
+  enum ComboboxID {
+    COMBOBOX_ID_DENIAL,
+    COMBOBOX_ID_SOURCE_LANGUAGE,
+    COMBOBOX_ID_TARGET_LANGUAGE,
+  };
+
+  friend class TranslateBubbleViewTest;
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TranslateButton);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, AdvancedLink);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, ShowOriginalButton);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, TryAgainButton);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, AlwaysTranslateCheckbox);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, DoneButton);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
+                           CancelButtonReturningBeforeTranslate);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest,
+                           CancelButtonReturningAfterTranslate);
+  FRIEND_TEST_ALL_PREFIXES(TranslateBubbleViewTest, CancelButtonReturningError);
+
+  TranslateBubbleView(views::View* anchor_view,
+                      scoped_ptr<TranslateBubbleModel> model,
+                      bool is_in_incognito_window,
+                      Browser* browser);
+
+  // Returns the current child view.
+  views::View* GetCurrentView();
+
+  // Handles the event when the user presses a button.
+  void HandleButtonPressed(ButtonID sender_id);
+
+  // Handles the event when the user clicks a link.
+  void HandleLinkClicked(LinkID sender_id);
+
+  // Updates the visibilities of child views according to the current view type.
+  void UpdateChildVisibilities();
+
+  // Creates the 'before translate' view. Caller takes ownership of the returned
+  // view.
+  views::View* CreateViewBeforeTranslate();
+
+  // Creates the 'translating' view. Caller takes ownership of the returned
+  // view.
+  views::View* CreateViewTranslating();
+
+  // Creates the 'after translate' view. Caller takes ownership of the returned
+  // view.
+  views::View* CreateViewAfterTranslate();
+
+  // Creates the 'error' view. Caller takes ownership of the returned view.
+  views::View* CreateViewError();
+
+  // Creates the 'advanced' view. Caller takes ownership of the returned view.
+  views::View* CreateViewAdvanced();
+
+  // Switches the view type.
+  void SwitchView(TranslateBubbleModel::ViewState view_state);
+
+  // Updates the advanced view.
+  void UpdateAdvancedView();
+
+  static TranslateBubbleView* translate_bubble_view_;
+
+  views::View* before_translate_view_;
+  views::View* translating_view_;
+  views::View* after_translate_view_;
+  views::View* error_view_;
+  views::View* advanced_view_;
+
+  scoped_ptr<LanguageComboboxModel> source_language_combobox_model_;
+  scoped_ptr<LanguageComboboxModel> target_language_combobox_model_;
+
+  views::Combobox* source_language_combobox_;
+  views::Combobox* target_language_combobox_;
+  views::Checkbox* always_translate_checkbox_;
+
+  scoped_ptr<TranslateBubbleModel> model_;
+
+  // Whether the window is an incognito window.
+  bool is_in_incognito_window_;
+
+  // The browser to open the help URL into a new tab.
+  Browser* browser_;
+
+  // Whether the translation is acutually executed.
+  bool translate_executed_;
+
+  DISALLOW_COPY_AND_ASSIGN(TranslateBubbleView);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_TRANSLATE_TRANSLATE_BUBBLE_VIEW_H_