From 33c173febd67cf6b558eb86ba552dc9369ab4b24 Mon Sep 17 00:00:00 2001
From: chatty
Date: Mon, 14 Mar 1994 08:40:16 +0000
Subject: Initial revision

---
 dnn/Trigger.h | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 dnn/Trigger.h

(limited to 'dnn/Trigger.h')

diff --git a/dnn/Trigger.h b/dnn/Trigger.h
new file mode 100644
index 0000000..31dd7f9
--- /dev/null
+++ b/dnn/Trigger.h
@@ -0,0 +1,44 @@
+/*
+ *	DNN - Data News Network
+ *
+ *	by Stephane Chatty
+ *
+ *	Copyright 1993-1994
+ *	Centre d'Etudes de la Navigation Aerienne (CENA)
+ *
+ *	Event triggers.
+ *
+ *	$Id$
+ *	$CurLog$
+ */
+
+#ifndef DnnTrigger_H_
+#define DnnTrigger_H_
+
+#include "cplus_bugs.h"
+#include "ccu/List.h"
+
+class DnnReaction;
+class DnnWindow;
+class DnnEvent;
+
+class DnnTrigger {
+friend	class	DnnBaseReaction;
+
+private:
+		DnnTrigger (const DnnTrigger&);
+	DnnTrigger&	operator = (const DnnTrigger&);
+
+protected:
+	CcuListOf <DnnBaseReaction>	Subscribers;
+	void	Subscribe (DnnBaseReaction&);
+	void	Unsubscribe (DnnBaseReaction&);
+
+public:
+		DnnTrigger ();
+		~DnnTrigger ();
+inline	const CcuListOf <DnnBaseReaction>&	GetSubscribers () const	{ return Subscribers; }
+	void	Dispatch (DnnEvent&);
+};
+
+#endif	/* DnnTrigger_H_ */
-- 
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