Gtk languages options page part 1: accept-languages configuration.

chrome/browser/gtk/options/languages_page_gtk.h

+// Copyright (c) 2009 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.
+
+// The languages page of the Languages & languages options dialog, which
+// contains accept-languages and spellchecker language options.
+
+#ifndef CHROME_BROWSER_GTK_OPTIONS_LANGUAGES_PAGE_GTK_H_
+#define CHROME_BROWSER_GTK_OPTIONS_LANGUAGES_PAGE_GTK_H_
+
+#include <gtk/gtk.h>
+
+#include "base/scoped_ptr.h"
+#include "chrome/browser/options_page_base.h"
+#include "chrome/common/gtk_tree.h"
+#include "chrome/common/pref_member.h"
+#include "testing/gtest/include/gtest/gtest_prod.h"
+
+class LanguageOrderTableModel;
+
+class LanguagesPageGtk
+    : public OptionsPageBase,
+      public gtk_tree::ModelAdapter::Delegate {
+ public:
+  explicit LanguagesPageGtk(Profile* profile);
+  virtual ~LanguagesPageGtk();
+
+  GtkWidget* get_page_widget() const {
+    return page_;
+  }
+
+  // gtk_tree::ModelAdapter::Delegate implementation.
+  virtual void OnAnyModelUpdate();
+  virtual void SetColumnValues(int row, GtkTreeIter* iter);
+
+  // Callback from AddLanguageDialog.
+  void OnAddLanguage(const std::string& new_language);
+
+ private:
+  // Column ids for |language_order_store_|.
+  enum {
+    COL_LANG,
+    COL_COUNT,
+  };
+
+  void Init();
+
+  // Enable buttons based on selection state.
+  void EnableControls();
+
+  // Get the row number of the first selected row or -1 if no row is selected.
+  int FirstSelectedRowNum();
+
+  // Overridden from OptionsPageBase.
+  virtual void NotifyPrefChanged(const std::wstring* pref_name);
+
+  // Callbacks for accept languages widgets.
+  static void OnSelectionChanged(GtkTreeSelection *selection,
+                                 LanguagesPageGtk* languages_page);
+  static void OnAddButtonClicked(GtkButton* button,
+                                 LanguagesPageGtk* languages_page);
+  static void OnRemoveButtonClicked(GtkButton* button,
+                                    LanguagesPageGtk* languages_page);
+  static void OnMoveUpButtonClicked(GtkButton* button,
+                                    LanguagesPageGtk* languages_page);
+  static void OnMoveDownButtonClicked(GtkButton* button,
+                                      LanguagesPageGtk* languages_page);
+
+  // The accept languages widgets.
+  GtkListStore* language_order_store_;
+  GtkWidget* language_order_tree_;
+  GtkTreeSelection* language_order_selection_;
+  GtkWidget* move_up_button_;
+  GtkWidget* move_down_button_;
+  GtkWidget* add_button_;
+  GtkWidget* remove_button_;
+
+  // The spell checking widgets.
+  GtkWidget* dictionary_language_combobox_;
+  GtkWidget* enable_autospellcorrect_checkbox_;
+  GtkWidget* enable_spellchecking_checkbox_;
+
+  // The widget containing the options for this page.
+  GtkWidget* page_;
+
+  // The model for |language_order_store_|.
+  scoped_ptr<LanguageOrderTableModel> language_order_table_model_;
+  scoped_ptr<gtk_tree::ModelAdapter> language_order_table_adapter_;
+
+  // Accept languages pref.
+  StringPrefMember accept_languages_;
+
+  // The spellchecker "dictionary language" pref.
+  StringPrefMember dictionary_language_;
+
+  // SpellChecker enable pref.
+  BooleanPrefMember enable_spellcheck_;
+
+  // Auto spell correction pref.
+  BooleanPrefMember enable_autospellcorrect_;
+
+  // Flag to ignore gtk callbacks while we are loading prefs, to avoid
+  // then turning around and saving them again.
+  bool initializing_;
+
+  friend class LanguagesPageGtkTest;
+  FRIEND_TEST(LanguagesPageGtkTest, RemoveAcceptLang);
+  FRIEND_TEST(LanguagesPageGtkTest, RemoveMultipleAcceptLang);
+  FRIEND_TEST(LanguagesPageGtkTest, MoveAcceptLang);
+  FRIEND_TEST(LanguagesPageGtkTest, AddAcceptLang);
+
+  DISALLOW_COPY_AND_ASSIGN(LanguagesPageGtk);
+};
+
+#endif  // CHROME_BROWSER_GTK_OPTIONS_LANGUAGES_PAGE_GTK_H_