event: split SetCallerMap into its own interface for backwards compat…

…ibility
oakmound · Oct 9, 2021 · f777b0d · f777b0d
1 parent 7139cc7
commit f777b0d
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/event/handler.go b/event/handler.go
@@ -38,7 +38,10 @@ type Handler interface {
 	UnbindAll(Event)
 	UnbindAllAndRebind(Event, []Bindable, CID, []string)
 	UnbindBindable(UnbindOption)
+}
 
+// A CallerMapper has an internal caller map that can be set.
+type CallerMapper interface {
 	SetCallerMap(*CallerMap)
 }
 

diff --git a/sceneLoop.go b/sceneLoop.go
@@ -130,7 +130,9 @@ func (w *Window) sceneLoop(first string, trackingInputs bool) {
 		} else {
 			w.CallerMap = event.NewCallerMap()
 		}
-		w.eventHandler.SetCallerMap(w.CallerMap)
+		if cmr, ok := w.eventHandler.(event.CallerMapper); ok {
+			cmr.SetCallerMap(w.CallerMap)
+		}
 		w.DrawStack.Clear()
 		w.DrawStack.PreDraw()