Implement dragging icon for dragging bookmarks in views/gtk.

app/os_exchange_data_provider_gtk.h

Index: app/os_exchange_data_provider_gtk.h
===================================================================
--- app/os_exchange_data_provider_gtk.h	(revision 28576)
+++ app/os_exchange_data_provider_gtk.h	(working copy)
@@ -69,6 +69,15 @@
   virtual bool HasFile() const;
   virtual bool HasCustomFormat(OSExchangeData::CustomFormat format) const;
 
+  // Set the image and cursor offset data for this drag.  Will
+  // increment the ref count of pixbuf.
+  void SetDragImage(GdkPixbuf* pixbuf,
+                    int cursor_offset_x,
+                    int cursor_offset_y);
+  GdkPixbuf* get_drag_image() const { return drag_image_; }

[sky, 2009/10/12 19:41:20]

nit: no get, just drag_image, like the other methods you're adding.

[skrul, 2009/10/12 19:44:38]

Gah, sorry, thanks for paying more attention than I am :)

+  int cursor_offset_x() const { return cursor_offset_x_; }
+  int cursor_offset_y() const { return cursor_offset_y_; }
+
  private:
   typedef std::map<OSExchangeData::CustomFormat, Pickle>  PickleData;
 
@@ -99,6 +108,11 @@
   // PICKLED_DATA contents.
   PickleData pickle_data_;
 
+  // Drag image and offset data.
+  GdkPixbuf* drag_image_;
+  int cursor_offset_x_;
+  int cursor_offset_y_;
+
   DISALLOW_COPY_AND_ASSIGN(OSExchangeDataProviderGtk);
 };