New get_volume_for_path() method. (struct _GtkFileSystemIface): Finally

New get_volume_for_path() method. (struct _GtkFileSystemIface): Finally

2004-01-16  Federico Mena Quintero  <federico@ximian.com>

	* gtk/gtkfilesystem.h (struct _GtkFileSystemIface): New
	get_volume_for_path() method.
	(struct _GtkFileSystemIface): Finally removed the list_roots() and
	get_root_info() methods, and the "roots-changed" signal.

	* gtk/gtkfilesystem.c (gtk_file_system_get_volume_for_path): New
	function.
	(gtk_file_system_list_roots): Removed.
	(gtk_file_system_get_root_info): Removed.

	* gtk/gtkfilesystemunix.c
	(gtk_file_system_unix_get_volume_for_path): Implement.
	(get_root_volume): New helper function.
	(gtk_file_system_unix_list_volumes): Use get_root_volume().
	(gtk_file_system_unix_list_roots): Removed.
	(gtk_file_system_unix_get_root_info): Removed.

	* gtk/gtkfilesystemmodel.c (_gtk_file_system_model_new): Don't
	accept a NULL root_path.
	(struct _GtkFileSystemModel): Add a field to remember the
	root_path.
	(_gtk_file_system_model_new): Store the root_path in the model
	structure.
	(find_and_ref_path): Stop going up the hierarchy at the root_path
	of the model.  Also, don't return prematurely when walking up the
	hierarchy.

	* gtk/gtkfilechooserdefault.c (create_file_list): Sigh, restore
	the rules_hint.
	(struct _GtkFileChooserDefault): Added a current_volume_path field.
	(set_tree_model): New function; create the folder tree model here.
	(create_folder_tree): Don't create the model here.
	(set_list_model): Set the show_hidden flag on the list model.