CComponents: add new header file cc_signals.h with some basic members

src/gui/components/cc_timer.h

@@ -0,0 +1,69 @@
+/*
+	Based up Neutrino-GUI - Tuxbox-Project
+	Copyright (C) 2001 by Steffen Hehn 'McClean'
+
+	Classes for generic GUI-related components.
+	Copyright (C) 2013, Thilo Graf 'dbt'
+
+	License: GPL
+
+	This program is free software; you can redistribute it and/or
+	modify it under the terms of the GNU General Public
+	License as published by the Free Software Foundation; either
+	version 2 of the License, or (at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+	General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __CC_TIMER__
+#define __CC_TIMER__
+
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <sigc++/signal.h>
+
+//! Member of CComponents. Provides a generic timer class
+/*!
+
+*/
+
+class CComponentsTimer : public sigc::trackable
+{
+	private:
+		///thread
+		pthread_t  tm_thread;
+		///refresh interval in seconds
+		int tm_interval;
+		///init function to start timer in own thread
+		static void* initTimerThread(void *arg);
+
+	public:
+		///class constructor, parameter interval sets the interval in seconds, default value=1 (1 sec)
+		CComponentsTimer(const int& interval = 1);
+		~CComponentsTimer();
+
+		///start timer thread, returns true on success, if false causes log output
+		bool startTimer();
+		///stop timer thread, returns true on success, if false causes log output
+		bool stopTimer();
+
+		///returns true, if timer is running in thread
+		bool isRun() const {return tm_thread == 0 ? false:true;};
+		///set another interval in seconds
+		void setTimerIntervall(const int& seconds){tm_interval = seconds;};
+
+		///signal for timer event, use this in your class where ever you need time controled actions
+		///for more details see also CComponentsSignals for similar handlings
+		sigc::signal<void> OnTimer;
+};
+
+#endif