Refactored the translate infobars.

chrome/browser/views/infobars/after_translate_infobar.h

+// Copyright (c) 2010 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_VIEWS_INFOBARS_AFTER_TRANSLATE_INFOBAR_H_
+#define CHROME_BROWSER_VIEWS_INFOBARS_AFTER_TRANSLATE_INFOBAR_H_
+
+#include <string>
+
+#include "app/menus/simple_menu_model.h"
+#include "chrome/browser/translate/languages_menu_model2.h"
+#include "chrome/browser/translate/options_menu_model2.h"
+#include "chrome/browser/translate/translate_infobar_view.h"
+#include "chrome/browser/views/infobars/translate_infobar_base.h"
+#include "views/controls/button/button.h"
+#include "views/controls/link.h"
+#include "views/controls/menu/view_menu_delegate.h"
+
+class InfoBarTextButton;
+class TranslateInfoBarDelegate2;
+
+namespace views {
+class Menu2;
+class MenuButton;
+}
+
+class AfterTranslateInfoBar :
+      public TranslateInfoBarBase,
+      public views::ViewMenuDelegate {
+ public:
+  explicit AfterTranslateInfoBar(TranslateInfoBarDelegate2* delegate);
+  virtual ~AfterTranslateInfoBar();
+
+  // Overridden from views::View:
+  virtual void Layout();
+
+  // Overridden from TranslateInfoBarView:
+  virtual void OriginalLanguageChanged();
+  virtual void TargetLanguageChanged();
+
+  // Overridden from views::ButtonListener:
+  virtual void ButtonPressed(views::Button* sender, const views::Event& event);
+
+ protected:
+  // Overridden from views::ViewMenuDelegate:
+  virtual void RunMenu(View* source, const gfx::Point& pt);
+
+ private:
+  // Sets the text of the original or target language menu buttons to reflect
+  // the current value from the delegate.
+  void UpdateLanguageButtonText(LanguagesMenuModel2::LanguageType language);
+
+  // The text displayed in the infobar is something like:
+  // "Translated from <lang1> to <lang2>"
+  // Where <lang1> and <lang2> are displayed in a combobox.
+  // So the text is split in 3 chunks, each one displayed in one of the label
+  // below.
+  views::Label* label_1_;
+  views::Label* label_2_;
+  views::Label* label_3_;
+
+  views::MenuButton* original_language_menu_button_;
+  views::MenuButton* target_language_menu_button_;
+  views::MenuButton* options_menu_button_;
+  InfoBarTextButton* revert_button_;
+
+  scoped_ptr<views::Menu2> original_language_menu_;
+  LanguagesMenuModel2 original_language_menu_model_;
+
+  scoped_ptr<views::Menu2> target_language_menu_;
+  LanguagesMenuModel2 target_language_menu_model_;
+
+  scoped_ptr<views::Menu2> options_menu_;
+  OptionsMenuModel2 options_menu_model_;
+
+  // True if the target language comes before the original one.
+  bool swapped_language_buttons_;
+
+  DISALLOW_COPY_AND_ASSIGN(AfterTranslateInfoBar);
+};
+
+#endif  // CHROME_BROWSER_VIEWS_INFOBARS_AFTER_TRANSLATE_INFOBAR_H_