version.cpp
author insilmaril
Wed, 08 Apr 2009 12:02:07 +0000
branchrelease-1-12-maintained
changeset 66 c4893070033f
parent 55 79b0656dbe7d
permissions -rw-r--r--
Bugfix for autosave time
insilmaril@55
     1
#include "version.h"
insilmaril@55
     2
insilmaril@55
     3
#include <QRegExp>
insilmaril@55
     4
insilmaril@55
     5
bool checkVersion (const QString &v)
insilmaril@55
     6
{
insilmaril@55
     7
	// returns true, if vym is able to read file regarding 
insilmaril@55
     8
	// the version set with setVersion
insilmaril@55
     9
	return checkVersion (v,__VYM_VERSION);
insilmaril@55
    10
}
insilmaril@55
    11
insilmaril@55
    12
insilmaril@55
    13
bool checkVersion (const QString &v, const QString &d)
insilmaril@55
    14
{
insilmaril@55
    15
	bool ok;
insilmaril@55
    16
	int v1;
insilmaril@55
    17
	int v2;
insilmaril@55
    18
	int v3;
insilmaril@55
    19
	int d1;
insilmaril@55
    20
	int d2;
insilmaril@55
    21
	int d3;
insilmaril@55
    22
insilmaril@55
    23
	QRegExp rx("(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})");
insilmaril@55
    24
	int pos=rx.indexIn (v);
insilmaril@55
    25
	if (pos>-1)
insilmaril@55
    26
	{
insilmaril@55
    27
		v1=rx.cap(1).toInt(&ok);
insilmaril@55
    28
		v2=rx.cap(2).toInt(&ok);
insilmaril@55
    29
		v3=rx.cap(3).toInt(&ok);
insilmaril@55
    30
	} else
insilmaril@55
    31
		qWarning (QString ("Warning: Checking version failed for v=%1").arg(v));
insilmaril@55
    32
insilmaril@55
    33
	pos=rx.indexIn (d);
insilmaril@55
    34
	if (pos>-1)
insilmaril@55
    35
	{
insilmaril@55
    36
		d1=rx.cap(1).toInt(&ok);
insilmaril@55
    37
		d2=rx.cap(2).toInt(&ok);
insilmaril@55
    38
		d3=rx.cap(3).toInt(&ok);
insilmaril@55
    39
	} else
insilmaril@55
    40
		qWarning (QString ("Warning: Checking version failed for d=%1").arg(d));
insilmaril@55
    41
insilmaril@55
    42
	
insilmaril@55
    43
	if (d1 > v1)
insilmaril@55
    44
		return true;
insilmaril@55
    45
	if (d1 < v1)
insilmaril@55
    46
		return false;
insilmaril@55
    47
	if (d2 > v2)
insilmaril@55
    48
		return true;
insilmaril@55
    49
	if (d2 < v2)
insilmaril@55
    50
		return false;
insilmaril@55
    51
	if (d3 > v3)
insilmaril@55
    52
		return true;
insilmaril@55
    53
	if (d3 < v3)
insilmaril@55
    54
		return false;
insilmaril@55
    55
	return true;	
insilmaril@55
    56
insilmaril@55
    57
}