Accept keyword by pressing space.

chrome/browser/autocomplete/autocomplete_edit_view_gtk.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_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_GTK_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 
@@ skipping 46 matching lines @@
   // offsets.  Since GtkTextIters are invalid after the buffer is changed, we
   // work in character offsets (not bytes).
   struct CharRange {
     CharRange() : cp_min(0), cp_max(0) { }
     CharRange(int n, int x) : cp_min(n), cp_max(x) { }
 
     // Returns the start/end of the selection.
     int selection_min() const { return std::min(cp_min, cp_max); }
     int selection_max() const { return std::max(cp_min, cp_max); }
 
+    // Returns true if the range is empty.
+    bool empty() const { return cp_min == cp_max; }
+
     // Work in integers to match the gint GTK APIs.
     int cp_min;  // For a selection: Represents the start.
     int cp_max;  // For a selection: Represents the end (insert position).
   };
 
   AutocompleteEditViewGtk(AutocompleteEditController* controller,
                           ToolbarModel* toolbar_model,
                           Profile* profile,
                           CommandUpdater* command_updater,
                           bool popup_window_mode,
@@ skipping 101 matching lines @@
   virtual void AnimationCanceled(const ui::Animation* animation);
 
   // Sets the colors of the text view according to the theme.
   void SetBaseColor();
   // Sets the colors of the instant suggestion view according to the theme and
   // the animation state.
   void UpdateInstantViewColors();
 
   bool CommitInstantSuggestion();
 
-  // Used by LocationBarViewGtk to inform AutocompleteEditViewGtk if the tab to
-  // search should be enabled or not. See the comment of |enable_tab_to_search_|
-  // for details.
-  void set_enable_tab_to_search(bool enable) {
-    enable_tab_to_search_ = enable;
-  }
-
   GtkWidget* text_view() {
     return text_view_;
   }
 
  private:
   CHROMEG_CALLBACK_0(AutocompleteEditViewGtk, void, HandleBeginUserAction,
                      GtkTextBuffer*);
   CHROMEG_CALLBACK_0(AutocompleteEditViewGtk, void, HandleEndUserAction,
                      GtkTextBuffer*);
   CHROMEG_CALLBACK_2(AutocompleteEditViewGtk, void, HandleMarkSet,
@@ skipping 283 matching lines @@
   // Indicates whether the IME changed the text.  It's possible for the IME to
   // handle a key event but not change the text contents (e.g., when pressing
   // shift+del with no selection).
   bool text_changed_;
 
   // Contains the character range that should have a strikethrough (used for
   // insecure schemes). If the range is size one or less, no strikethrough
   // is needed.
   CharRange strikethrough_;
 
-  // Indicate if the tab to search should be enabled or not. It's true by
-  // default and will only be set to false if the location bar view is not able
-  // to show the tab to search hint.
-  bool enable_tab_to_search_;
-
   // Indicates if the selected text is suggested text or not. If the selection
   // is not suggested text, that means the user manually made the selection.
   bool selection_suggested_;
 
   // Was delete pressed?
   bool delete_was_pressed_;
 
   // Was the delete key pressed with an empty selection at the end of the edit?
   bool delete_at_end_pressed_;
 
@@ skipping 24 matching lines @@
   GtkSignalRegistrar signals_;
 
 #if defined(TOOLKIT_VIEWS)
   scoped_ptr<AccessibleWidgetHelper> accessible_widget_helper_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditViewGtk);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_GTK_H_