1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/version.cpp	Thu Mar 19 11:48:33 2009 +0000
     1.3 @@ -0,0 +1,57 @@
     1.4 +#include "version.h"
     1.5 +
     1.6 +#include <QRegExp>
     1.7 +
     1.8 +bool checkVersion (const QString &v)
     1.9 +{
    1.10 +	// returns true, if vym is able to read file regarding 
    1.11 +	// the version set with setVersion
    1.12 +	return checkVersion (v,__VYM_VERSION);
    1.13 +}
    1.14 +
    1.15 +
    1.16 +bool checkVersion (const QString &v, const QString &d)
    1.17 +{
    1.18 +	bool ok;
    1.19 +	int v1;
    1.20 +	int v2;
    1.21 +	int v3;
    1.22 +	int d1;
    1.23 +	int d2;
    1.24 +	int d3;
    1.25 +
    1.26 +	QRegExp rx("(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})");
    1.27 +	int pos=rx.indexIn (v);
    1.28 +	if (pos>-1)
    1.29 +	{
    1.30 +		v1=rx.cap(1).toInt(&ok);
    1.31 +		v2=rx.cap(2).toInt(&ok);
    1.32 +		v3=rx.cap(3).toInt(&ok);
    1.33 +	} else
    1.34 +		qWarning (QString ("Warning: Checking version failed for v=%1").arg(v));
    1.35 +
    1.36 +	pos=rx.indexIn (d);
    1.37 +	if (pos>-1)
    1.38 +	{
    1.39 +		d1=rx.cap(1).toInt(&ok);
    1.40 +		d2=rx.cap(2).toInt(&ok);
    1.41 +		d3=rx.cap(3).toInt(&ok);
    1.42 +	} else
    1.43 +		qWarning (QString ("Warning: Checking version failed for d=%1").arg(d));
    1.44 +
    1.45 +	
    1.46 +	if (d1 > v1)
    1.47 +		return true;
    1.48 +	if (d1 < v1)
    1.49 +		return false;
    1.50 +	if (d2 > v2)
    1.51 +		return true;
    1.52 +	if (d2 < v2)
    1.53 +		return false;
    1.54 +	if (d3 > v3)
    1.55 +		return true;
    1.56 +	if (d3 < v3)
    1.57 +		return false;
    1.58 +	return true;	
    1.59 +
    1.60 +}