2003-11-08  Michael Natterer  <mitch@gimp.org>

	* app/widgets/gimptooloptionseditor.c
	(gimp_tool_options_editor_get_preview): use
	gtk_widget_get_screen() instead of gdk_screen_get_default().

	* app/widgets/gimpdatafactoryview.[ch]: added "GtkWidget *parent"
	to GimpDataEditFunc.

	* app/gui/dialogs-constructors.[ch]
	(dialogs_edit_brush,gradient,palette_func): use the passed parent
	widget for finding the right screen instead of
	gdk_screen_get_deafault().

	* app/gui/gui.c: minor cleanup.