More actions and window organization

cmd/micro/action/handler.go

@@ -31,8 +31,13 @@ type MouseEvent struct {
 	mod tcell.ModMask
 }
 
+type KeyAction func(Handler) bool
+type MouseAction func(Handler, tcell.EventMouse) bool
+
 // A Handler will take a tcell event and execute it
 // appropriately
 type Handler interface {
+	// DoKeyEvent(KeyEvent) bool
+	// DoMouseEvent(MouseEvent, *tcell.EventMouse) (MouseAction, bool)
 	HandleEvent(tcell.Event)
 }