Get whether the renderer is activatable at the location in event. This is called from #GtkSourceGutter to determine whether a renderer is activatable using the mouse pointer.
a #GtkTextIter at the start of the line to be activated
a #GdkRectangle of the cell area to be activated
the event that triggered the query
true if the renderer can be activated, false otherwise
Get whether the renderer is activatable at the location in event. This is called from #GtkSourceGutter to determine whether a renderer is activatable using the mouse pointer.