Allow dragging and dropping of URLs to any portion of the toolbar view....

chrome/browser/autocomplete/autocomplete_edit_view_gtk.h

 // Copyright (c) 2011 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 129 matching lines @@
   virtual bool OnAfterPossibleChange();
   virtual gfx::NativeView GetNativeView() const;
   virtual CommandUpdater* GetCommandUpdater();
   virtual void SetInstantSuggestion(const string16& suggestion);
   virtual string16 GetInstantSuggestion() const;
   virtual int TextWidth() const;
   virtual bool IsImeComposing() const;
 
 #if defined(TOOLKIT_VIEWS)
   virtual views::View* AddToView(views::View* parent);
+  virtual int OnPerformDrop(const views::DropTargetEvent& event);
 
   // Enables accessibility on AutocompleteEditView.
   void EnableAccessibility();
 
   // A factory method to create an AutocompleteEditView instance initialized for
   // linux_views.  This currently returns an instance of
   // AutocompleteEditViewGtk only, but AutocompleteEditViewViews will
   // be added as an option when TextfieldViews is enabled.
   static AutocompleteEditView* Create(AutocompleteEditController* controller,
                                       ToolbarModel* toolbar_model,
@@ skipping 109 matching lines @@
   static void ClipboardGetSelectionThunk(GtkClipboard* clipboard,
                                          GtkSelectionData* selection_data,
                                          guint info,
                                          gpointer object);
   void ClipboardGetSelection(GtkClipboard* clipboard,
                              GtkSelectionData* selection_data,
                              guint info);
 
   void HandleCopyOrCutClipboard(bool copy);
 
+  // Common implementation for performing a drop on the edit view.
+  bool OnPerformDropImpl(const string16& text);
+
   // Returns the font used in |text_view_|.
   gfx::Font GetFont();
 
   // Take control of the PRIMARY selection clipboard with |text|. Use
   // |text_buffer_| as the owner, so that this doesn't remove the selection on
   // it. This makes use of the above callbacks.
   void OwnPrimarySelection(const std::string& text);
 
   // Gets the GTK_TEXT_WINDOW_WIDGET coordinates for |text_view_| that bound the
   // given iters.
@@ skipping 253 matching lines @@
   ui::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_