Signal
Gtk.DragSource::prepare
Declaration
GdkContentProvider*
prepare (
GtkDragSource self,
gdouble x,
gdouble y,
gpointer user_data
)
Description [src]
Emitted when a drag is about to be initiated.
It returns the GdkContentProvider
to use for the drag that is about
to start. The default handler for this signal returns the value of
the GtkDragSource:content
property, so if you set up that
property ahead of time, you don’t need to connect to this signal.
Default handler: | The default handler is called after the handlers added via |