settings.cpp
changeset 163 30b22f7bd009
parent 0 7a96bd401351
child 164 d442a66e9121
     1.1 --- a/settings.cpp	Sun Jan 30 12:58:47 2005 +0000
     1.2 +++ b/settings.cpp	Mon Sep 12 19:52:51 2005 +0000
     1.3 @@ -1,8 +1,145 @@
     1.4  #include <iostream>
     1.5 +#include <qregexp.h>
     1.6  #include "settings.h"
     1.7 -#include "misc.h"
     1.8  
     1.9  using namespace std;
    1.10 +
    1.11 +bool loadStringFromDisk (const QString &fname, QString &s)
    1.12 +{
    1.13 +	s="";
    1.14 +	QFile file ( fname);
    1.15 +	if ( !file.open( IO_ReadOnly ) ) return false;
    1.16 +
    1.17 +	QTextStream ts( &file );
    1.18 +	ts.setEncoding (QTextStream::UnicodeUTF8);
    1.19 +	while ( !ts.atEnd() ) 
    1.20 +		s+=ts.readLine()+"\n"; 
    1.21 +	file.close();
    1.22 +	return true;
    1.23 +}
    1.24 +
    1.25 +bool saveStringToDisk (const QString &fname, const QString &s)
    1.26 +{
    1.27 +	QFile file( fname);
    1.28 +
    1.29 +	file.setName ( fname);
    1.30 +	if ( !file.open( IO_WriteOnly ) ) 
    1.31 +	{
    1.32 +		file.close();
    1.33 +		return false;
    1.34 +	}	
    1.35 +
    1.36 +	// Write it finally, and write in UTF8, no matter what 
    1.37 +	QTextStream ts( &file );
    1.38 +	ts.setEncoding (QTextStream::UnicodeUTF8);
    1.39 +	ts << s;
    1.40 +	file.close();
    1.41 +	return true;
    1.42 +}
    1.43 +
    1.44 +/////////////////////////////////////////////////////////////////
    1.45 +// SimpleSettings
    1.46 +/////////////////////////////////////////////////////////////////
    1.47 +SimpleSettings::SimpleSettings()
    1.48 +{
    1.49 +	clear();		 
    1.50 +}
    1.51 +
    1.52 +SimpleSettings::~SimpleSettings()
    1.53 +{
    1.54 +}
    1.55 +
    1.56 +void SimpleSettings::clear()
    1.57 +{
    1.58 +	keylist.clear();
    1.59 +	valuelist.clear();
    1.60 +}
    1.61 +
    1.62 +void SimpleSettings::readSettings (const QString &path)
    1.63 +{
    1.64 +	QString s;
    1.65 +	if (!loadStringFromDisk(path,s)) 
    1.66 +	{
    1.67 +		qWarning ("SimpleSettings::readSettings() Couldn't read "+path);
    1.68 +		return;
    1.69 +	}	
    1.70 +	QStringList lines;
    1.71 +	lines=QStringList::split (QRegExp("\n"),s,false);
    1.72 +	int i;
    1.73 +	QStringList::Iterator it=lines.begin();
    1.74 +	while (it !=lines.end() )
    1.75 +	{
    1.76 +		i=(*it).find("=",0);
    1.77 +		keylist.append((*it).left(i));
    1.78 +		valuelist.append((*it).right((*it).length()-i-1));
    1.79 +		it++;
    1.80 +	}
    1.81 +}
    1.82 +
    1.83 +void SimpleSettings::writeSettings (const QString &path)
    1.84 +{
    1.85 +	QString s;
    1.86 +	QStringList::Iterator itk=keylist.begin();
    1.87 +	QStringList::Iterator itv=valuelist.begin();
    1.88 +
    1.89 +	// First search for value in settings saved in map
    1.90 +	while (itk !=keylist.end() )
    1.91 +	{
    1.92 +		s+=*itk+"="+*itv+"\n";
    1.93 +		itk++;
    1.94 +		itv++;
    1.95 +	}
    1.96 +	if (!saveStringToDisk(path,s)) 
    1.97 +		qWarning ("SimpleSettings::writeSettings() Couldn't write "+path);
    1.98 +}
    1.99 +
   1.100 +QString SimpleSettings::readEntry (const QString &key)
   1.101 +{
   1.102 +	QStringList::Iterator itk=keylist.begin();
   1.103 +	QStringList::Iterator itv=valuelist.begin();
   1.104 +
   1.105 +	// First search for value in settings saved in map
   1.106 +	while (itk !=keylist.end() )
   1.107 +	{
   1.108 +		if (*itk == key)
   1.109 +			return *itv;
   1.110 +		itk++;
   1.111 +		itv++;
   1.112 +	}
   1.113 +	qWarning ("SimpleSettings::readEntry()  Couldn't find key "+key);
   1.114 +	return "";
   1.115 +}
   1.116 +
   1.117 +void SimpleSettings::setEntry (const QString &key, const QString &value)
   1.118 +{
   1.119 +	QStringList::Iterator itk=keylist.begin();
   1.120 +	QStringList::Iterator itv=valuelist.begin();
   1.121 +
   1.122 +	if (!key.isEmpty() )
   1.123 +	{
   1.124 +		// Search for existing entry first
   1.125 +		while (itk !=keylist.end() )
   1.126 +		{
   1.127 +			if (*itk == key)
   1.128 +			{
   1.129 +				if (!value.isEmpty())
   1.130 +					*itv=value;
   1.131 +				else
   1.132 +					*itv="";
   1.133 +				return;
   1.134 +			}
   1.135 +			itk++;
   1.136 +			itv++;
   1.137 +		}
   1.138 +		
   1.139 +		// If no entry exists, append a new one
   1.140 +		keylist.append (key);
   1.141 +		valuelist.append (value);
   1.142 +	}
   1.143 +}
   1.144 +
   1.145 +
   1.146 +
   1.147  /////////////////////////////////////////////////////////////////
   1.148  // Settings
   1.149  /////////////////////////////////////////////////////////////////
   1.150 @@ -116,17 +253,3 @@
   1.151  	return s;
   1.152  }
   1.153  
   1.154 -void Settings::write()
   1.155 -{
   1.156 -	QStringList::Iterator itp=pathlist.begin();
   1.157 -	QStringList::Iterator itk=keylist.begin();
   1.158 -	QStringList::Iterator itv=valuelist.begin();
   1.159 -
   1.160 -	while (itp !=pathlist.end() )
   1.161 -	{
   1.162 -		itp++;
   1.163 -		itk++;
   1.164 -		itv++;
   1.165 -	}
   1.166 -}
   1.167 -