WebSVN – HomeAutomation – Diff – /trunk/PcSoftware/Atom/src/VM/intervalthread.cpp


/***************************************************************************
 *   Copyright (C) December 11, 2008 by Mattias Runge                             *
 *   mattias@runge.se                                                      *
 *   offlinecheck.h                                            *
 *                                                                         *
 *   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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
 
#include "intervalthread.h"
#include "virtualmachine.h"
 
unsigned int IntervalThread::myCount = 0;
Mutex IntervalThread::myCountMutex;
 
IntervalThread::IntervalThread(unsigned int timeout)
{
    myCountMutex.lock();
    myId = myCount++;
    myCountMutex.unlock();
 
    myTimeout = timeout;
 
    Thread<IntervalThread>();
}
 
void IntervalThread::run()
{
    VirtualMachine &vm = VirtualMachine::getInstance();
    myReset = false;
    bool localReset = myReset;
 
    while (true)
    {
        usleep(getTimeout()*1000);
 
        myResetMutex.lock();
        localReset = myReset;
        myReset = false;
        myResetMutex.unlock();
       
        if (!localReset)
        {
            vm.queueExpression("Interval.triggerIntervalCallback(" + itos(myId) + ");");
        }
    }
}
 
unsigned int IntervalThread::getTimeout()
{
    return myTimeout;
}
 
void IntervalThread::setTimeout(unsigned int timeout)
{
    if (myTimeout == timeout)
    {
        myResetMutex.lock();
        myReset = true;
        myResetMutex.unlock();
    }
    else
    {
        stop();
        myTimeout = timeout;
        start();
    }
}
 

Rev 1042	Rev 1048
1	/***************************************************************************	1	/***************************************************************************
2	* Copyright (C) December 11, 2008 by Mattias Runge *	2	* Copyright (C) December 11, 2008 by Mattias Runge *
3	* mattias@runge.se *	3	* mattias@runge.se *
4	* offlinecheck.h *	4	* offlinecheck.h *
5	* *	5	* *
6	* This program is free software; you can redistribute it and/or modify *	6	* This program is free software; you can redistribute it and/or modify *
7	* it under the terms of the GNU General Public License as published by *	7	* it under the terms of the GNU General Public License as published by *
8	* the Free Software Foundation; either version 2 of the License, or *	8	* the Free Software Foundation; either version 2 of the License, or *
9	* (at your option) any later version. *	9	* (at your option) any later version. *
10	* *	10	* *
11	* This program is distributed in the hope that it will be useful, *	11	* This program is distributed in the hope that it will be useful, *
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of *	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14	* GNU General Public License for more details. *	14	* GNU General Public License for more details. *
15	* *	15	* *
16	* You should have received a copy of the GNU General Public License *	16	* You should have received a copy of the GNU General Public License *
17	* along with this program; if not, write to the *	17	* along with this program; if not, write to the *
18	* Free Software Foundation, Inc., *	18	* Free Software Foundation, Inc., *
19	* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *	19	* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
20	***************************************************************************/	20	***************************************************************************/
21		21
22	#include "intervalthread.h"	22	#include "intervalthread.h"
23	#include "virtualmachine.h"	23	#include "virtualmachine.h"
24		24
25	unsigned int IntervalThread::myCount = 0;	25	unsigned int IntervalThread::myCount = 0;
26	Mutex IntervalThread::myCountMutex;	26	Mutex IntervalThread::myCountMutex;
27		27
28	IntervalThread::IntervalThread(unsigned int timeout)	28	IntervalThread::IntervalThread(unsigned int timeout)
29	{	29	{
30	myCountMutex.lock();	30	myCountMutex.lock();
31	myId = myCount++;	31	myId = myCount++;
32	myCountMutex.unlock();	32	myCountMutex.unlock();
33		33
34	myTimeout = timeout;	34	myTimeout = timeout;
35		35
36	Thread<IntervalThread>();	36	Thread<IntervalThread>();
37	}	37	}
38		38
39	void IntervalThread::run()	39	void IntervalThread::run()
40	{	40	{
41	VirtualMachine &vm = VirtualMachine::getInstance();	41	VirtualMachine &vm = VirtualMachine::getInstance();
42	myReset = false;	42	myReset = false;
43	bool localReset = myReset;	43	bool localReset = myReset;
-		44
44	while (true)	45	while (true)
45	{	46	{
46	usleep(getTimeout()*1000);	47	usleep(getTimeout()*1000);
47		48
48	myResetMutex.lock();	49	myResetMutex.lock();
49	localReset = myReset;	50	localReset = myReset;
-		51	myReset = false;
50	myResetMutex.unlock();	52	myResetMutex.unlock();
51		53
52	if (!localReset)	54	if (!localReset)
53	{	55	{
54	vm.queueExpression("Interval.triggerIntervalCallback(" + itos(myId) + ");");	56	vm.queueExpression("Interval.triggerIntervalCallback(" + itos(myId) + ");");
55	}	57	}
56	}	58	}
57	}	59	}
58		60
59	unsigned int IntervalThread::getTimeout()	61	unsigned int IntervalThread::getTimeout()
60	{	62	{
61	return myTimeout;	63	return myTimeout;
62	}	64	}
63		65
64	void IntervalThread::setTimeout(unsigned int timeout)	66	void IntervalThread::setTimeout(unsigned int timeout)
65	{	67	{
66	if (myTimeout == timeout)	68	if (myTimeout == timeout)
67	{	69	{
68	myResetMutex.lock();	70	myResetMutex.lock();
69	myReset = true;	71	myReset = true;
70	myResetMutex.unlock();	72	myResetMutex.unlock();
71	}	73	}
72	else	74	else
73	{	75	{
74	stop();	76	stop();
75	myTimeout = timeout;	77	myTimeout = timeout;
76	start();	78	start();
77	}	79	}
78	}	80	}
79		81

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(root)/trunk/PcSoftware/Atom/src/VM/intervalthread.cpp – Rev 1042 → 1048