Emits the ::activate signal of the renderer. This is called from GtkSourceGutter and should never have to be called manually.
a GtkTextIter at the start of the line where the renderer is activated
a GdkRectangle of the cell area where the renderer is activated
the event that triggered the activation
See Implementation
Emits the ::activate signal of the renderer. This is called from GtkSourceGutter and should never have to be called manually.