Duncan McIntyre / SimpleGUI

Foundation classes for a basic GUI implementing simple widgets and events

Dependents:   TouchScreenGUIDemo

Events/EventDispatcher.h@0:0a590815d51c, 2016-03-25 (annotated)

Committer:
duncanFrance
Date:
Fri Mar 25 13:47:04 2016 +0000
Revision:
0:0a590815d51c
Child:
12:63db16fea709
Added EventSource interface

Who changed what in which revision?

UserRevisionLine numberNew contents of line
duncanFrance 0:0a590815d51c 1 #ifndef SIMPLEGUI_EVENT_DISPATCHER_H
duncanFrance 0:0a590815d51c 2 #define SIMPLEGUI_EVENT_DISPATCHER_H
duncanFrance 0:0a590815d51c 3
duncanFrance 0:0a590815d51c 4 #include "EventListener.h"
duncanFrance 0:0a590815d51c 5
duncanFrance 0:0a590815d51c 6 class EventListenerWrapper {
duncanFrance 0:0a590815d51c 7
duncanFrance 0:0a590815d51c 8 public:
duncanFrance 0:0a590815d51c 9
duncanFrance 0:0a590815d51c 10 EventListenerWrapper(EventListener* l) : listener(l), prev(NULL), next(NULL) {}
duncanFrance 0:0a590815d51c 11
duncanFrance 0:0a590815d51c 12 EventListener* listener;
duncanFrance 0:0a590815d51c 13 EventListenerWrapper* prev;
duncanFrance 0:0a590815d51c 14 EventListenerWrapper* next;
duncanFrance 0:0a590815d51c 15 };
duncanFrance 0:0a590815d51c 16
duncanFrance 0:0a590815d51c 17 class EventDispatcher {
duncanFrance 0:0a590815d51c 18
duncanFrance 0:0a590815d51c 19
duncanFrance 0:0a590815d51c 20 public:
duncanFrance 0:0a590815d51c 21
duncanFrance 0:0a590815d51c 22 EventDispatcher();
duncanFrance 0:0a590815d51c 23
duncanFrance 0:0a590815d51c 24 void attachListener(EventListener* l);
duncanFrance 0:0a590815d51c 25 void detachListener(EventListener* l);
duncanFrance 0:0a590815d51c 26 void dispatchEvent(Event e);
duncanFrance 0:0a590815d51c 27
duncanFrance 0:0a590815d51c 28 private:
duncanFrance 0:0a590815d51c 29
duncanFrance 0:0a590815d51c 30 EventListenerWrapper* _listeners;
duncanFrance 0:0a590815d51c 31
duncanFrance 0:0a590815d51c 32 };
duncanFrance 0:0a590815d51c 33
duncanFrance 0:0a590815d51c 34 #endif