joachim99@69: /***************************************************************************
joachim99@77:  *   Copyright (C) 2004-2007 by Joachim Eibl                               *
joachim99@69:  *   joachim.eibl at gmx.de                                                   *
joachim99@69:  *                                                                         *
joachim99@69:  *   This program is free software; you can redistribute it and/or modify  *
joachim99@69:  *   it under the terms of the GNU General Public License as published by  *
joachim99@69:  *   the Free Software Foundation; either version 2 of the License, or     *
joachim99@69:  *   (at your option) any later version.                                   *
joachim99@69:  *                                                                         *
joachim99@69:  *   This program is distributed in the hope that it will be useful,       *
joachim99@69:  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
joachim99@69:  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
joachim99@69:  *   GNU General Public License for more details.                          *
joachim99@69:  *                                                                         *
joachim99@69:  *   You should have received a copy of the GNU General Public License     *
joachim99@69:  *   along with this program; if not, write to the                         *
joachim99@69:  *   Free Software Foundation, Inc.,                                       *
joachim99@69:  *   51 Franklin Steet, Fifth Floor, Boston, MA 02110-1301, USA.           *
joachim99@69:  ***************************************************************************/
joachim99@69: 
joachim99@69: #include "common.h"
joachim99@69: #include <map>
joachim99@69: #include <qfont.h>
joachim99@69: #include <qcolor.h>
joachim99@69: #include <qsize.h>
joachim99@69: #include <qpoint.h>
joachim99@69: #include <qstringlist.h>
joachim99@69: #include <qtextstream.h>
joachim99@69: 
joachim99@69: ValueMap::ValueMap()
joachim99@69: {
joachim99@69: }
joachim99@69: 
joachim99@69: ValueMap::~ValueMap()
joachim99@69: {
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::save( QTextStream& ts )
joachim99@69: {
joachim99@69:    std::map<QString,QString>::iterator i;
joachim99@69:    for( i=m_map.begin(); i!=m_map.end(); ++i)
joachim99@69:    {
joachim99@69:       QString key = i->first;
joachim99@69:       QString val = i->second;
joachim99@69:       ts << key << "=" << val << "\n";
joachim99@69:    }
joachim99@69: }
joachim99@69: 
joachim99@69: QString ValueMap::getAsString()
joachim99@69: {
joachim99@69:    QString result;
joachim99@69:    std::map<QString,QString>::iterator i;
joachim99@69:    for( i=m_map.begin(); i!=m_map.end(); ++i)
joachim99@69:    {
joachim99@69:       QString key = i->first;
joachim99@69:       QString val = i->second;
joachim99@69:       result += key + "=" + val + "\n";
joachim99@69:    }
joachim99@69:    return result;
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::load( QTextStream& ts )
joachim99@69: {
joachim99@70:    while ( !ts.atEnd() )
joachim99@69:    {                                 // until end of file...	   
joachim99@69:       QString s = ts.readLine();         // line of text excluding '\n'
joachim99@75:       int pos = s.indexOf('=');
joachim99@69:       if( pos > 0 )                     // seems not to have a tag
joachim99@69:       {
joachim99@69:          QString key = s.left(pos);
joachim99@69:          QString val = s.mid(pos+1);
joachim99@69:          m_map[key] = val;
joachim99@69:       }
joachim99@69:    }
joachim99@69: }
joachim99@69: /*
joachim99@69: void ValueMap::load( const QString& s )
joachim99@69: {
joachim99@69:    int pos=0;
joachim99@69:    while ( pos<(int)s.length() )
joachim99@69:    {                                 // until end of file...
joachim99@69:       int pos2 = s.find('=', pos);
joachim99@69:       int pos3 = s.find('\n', pos2 );
joachim99@69:       if (pos3<0)
joachim99@69:          pos3=s.length();
joachim99@69:       if( pos2 > 0 )                     // seems not to have a tag
joachim99@69:       {
joachim99@69:          QString key = s.mid(pos, pos2-pos);
joachim99@69:          QString val = s.mid(pos2+1, pos3-pos2-1);
joachim99@69:          m_map[key] = val;
joachim99@69:       }
joachim99@69:       pos = pos3;
joachim99@69:    }
joachim99@69: }
joachim99@69: */
joachim99@69: 
joachim99@69: // safeStringJoin and safeStringSplit allow to convert a stringlist into a string and back
joachim99@69: // safely, even if the individual strings in the list contain the separator character.
joachim99@69: QString safeStringJoin(const QStringList& sl, char sepChar, char metaChar )
joachim99@69: {
joachim99@69:    // Join the strings in the list, using the separator ','
joachim99@69:    // If a string contains the separator character, it will be replaced with "\,".
joachim99@69:    // Any occurances of "\" (one backslash) will be replaced with "\\" (2 backslashes)
joachim99@69:    
joachim99@69:    assert(sepChar!=metaChar);
joachim99@69:    
joachim99@69:    QString sep;
joachim99@69:    sep += sepChar;
joachim99@69:    QString meta;
joachim99@69:    meta += metaChar;   
joachim99@69:    
joachim99@69:    QString safeString;
joachim99@69:    
joachim99@69:    QStringList::const_iterator i;
joachim99@69:    for (i=sl.begin(); i!=sl.end(); ++i)
joachim99@69:    {
joachim99@69:       QString s = *i;
joachim99@69:       s.replace(meta, meta+meta);   //  "\" -> "\\"
joachim99@69:       s.replace(sep, meta+sep);     //  "," -> "\,"
joachim99@69:       if ( i==sl.begin() )
joachim99@69:          safeString = s;
joachim99@69:       else
joachim99@69:          safeString += sep + s;
joachim99@69:    }
joachim99@69:    return safeString;
joachim99@69: }
joachim99@69: 
joachim99@69: // Split a string that was joined with safeStringJoin
joachim99@69: QStringList safeStringSplit(const QString& s, char sepChar, char metaChar )
joachim99@69: {
joachim99@69:    assert(sepChar!=metaChar);
joachim99@69:    QStringList sl;
joachim99@69:    // Miniparser
joachim99@69:    int i=0;
joachim99@69:    int len=s.length();
joachim99@69:    QString b;
joachim99@69:    for(i=0;i<len;++i)
joachim99@69:    {
joachim99@69:       if      ( i+1<len && s[i]==metaChar && s[i+1]==metaChar ){ b+=metaChar; ++i; }
joachim99@69:       else if ( i+1<len && s[i]==metaChar && s[i+1]==sepChar ){ b+=sepChar; ++i; }
joachim99@69:       else if ( s[i]==sepChar )  // real separator
joachim99@69:       {
joachim99@69:          sl.push_back(b);
joachim99@69:          b="";
joachim99@69:       }
joachim99@69:       else { b+=s[i]; }
joachim99@69:    }
joachim99@69:    if ( !b.isEmpty() )
joachim99@69:       sl.push_back(b);
joachim99@69: 
joachim99@69:    return sl;
joachim99@69: }
joachim99@69: 
joachim99@69: 
joachim99@69: 
joachim99@69: static QString numStr(int n)
joachim99@69: {
joachim99@69:    QString s;
joachim99@69:    s.setNum( n );
joachim99@69:    return s;
joachim99@69: }
joachim99@69: 
joachim99@69: static QString subSection( const QString& s, int idx, char sep )
joachim99@69: {
joachim99@69:    int pos=0;
joachim99@69:    while( idx>0 )
joachim99@69:    {
joachim99@75:       pos = s.indexOf( sep, pos );
joachim99@69:       --idx;
joachim99@69:       if (pos<0) break;
joachim99@69:       ++pos;
joachim99@69:    }
joachim99@69:    if ( pos>=0 )
joachim99@69:    {
joachim99@75:       int pos2 = s.indexOf( sep, pos );
joachim99@69:       if ( pos2>0 )
joachim99@69:          return s.mid(pos, pos2-pos);
joachim99@69:       else
joachim99@69:          return s.mid(pos);
joachim99@69:    }
joachim99@69: 
joachim99@69:    return "";
joachim99@69: }
joachim99@69: 
joachim99@69: static int num( QString& s, int idx )
joachim99@69: {
joachim99@69:    return subSection( s, idx, ',').toInt();
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, const QFont& v )
joachim99@69: {
joachim99@69:    m_map[k] = v.family() + "," + QString::number(v.pointSize()) + "," + (v.bold() ? "bold" : "normal");
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, const QColor& v )
joachim99@69: {
joachim99@69:    m_map[k] = numStr(v.red()) + "," + numStr(v.green()) + "," + numStr(v.blue());
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, const QSize& v )
joachim99@69: {
joachim99@69:    m_map[k] = numStr(v.width()) + "," + numStr(v.height());
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, const QPoint& v )
joachim99@69: {
joachim99@69:    m_map[k] = numStr(v.x()) + "," + numStr(v.y());
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, int v )
joachim99@69: {
joachim99@69:    m_map[k] = numStr(v);
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, bool v )
joachim99@69: {
joachim99@69:    m_map[k] = numStr(v);
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, const QString& v )
joachim99@69: {
joachim99@69:    m_map[k] = v;
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, const char* v )
joachim99@69: {
joachim99@69:    m_map[k] = v;
joachim99@69: }
joachim99@69: 
joachim99@69: void ValueMap::writeEntry(const QString& k, const QStringList& v, char separator )
joachim99@69: {
joachim99@69:    m_map[k] = safeStringJoin(v, separator);
joachim99@69: }
joachim99@69: 
joachim99@69: 
joachim99@80: QFont ValueMap::readFontEntry(const QString& k, const QFont* defaultVal )
joachim99@69: {
joachim99@69:    QFont f = *defaultVal;
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69:       f.setFamily( subSection( i->second, 0, ',' ) );
joachim99@69:       f.setPointSize( subSection( i->second, 1, ',' ).toInt() );
joachim99@69:       f.setBold( subSection( i->second, 2, ',' )=="bold" );
joachim99@69:       //f.fromString(i->second);
joachim99@69:    }
joachim99@69: 
joachim99@69:    return f;
joachim99@69: }
joachim99@69: 
joachim99@80: QColor ValueMap::readColorEntry(const QString& k, const QColor* defaultVal )
joachim99@69: {
joachim99@69:    QColor c= *defaultVal;
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69:       QString s = i->second;
joachim99@69:       c = QColor( num(s,0),num(s,1),num(s,2) );
joachim99@69:    }
joachim99@69: 
joachim99@69:    return c;
joachim99@69: }
joachim99@69: 
joachim99@80: QSize ValueMap::readSizeEntry(const QString& k, const QSize* defaultVal )
joachim99@69: {
joachim99@69:    QSize size = defaultVal ? *defaultVal : QSize(600,400);
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69: 
joachim99@69:       QString s = i->second;
joachim99@69:       size = QSize( num(s,0),num(s,1) );
joachim99@69:    }
joachim99@69: 
joachim99@69:    return size;
joachim99@69: }
joachim99@69: 
joachim99@80: QPoint ValueMap::readPointEntry(const QString& k, const QPoint* defaultVal)
joachim99@69: {
joachim99@69:    QPoint point = defaultVal ? *defaultVal : QPoint(0,0);
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69:       QString s = i->second;
joachim99@69:       point = QPoint( num(s,0),num(s,1) );
joachim99@69:    }
joachim99@69: 
joachim99@69:    return point;
joachim99@69: }
joachim99@69: 
joachim99@69: bool ValueMap::readBoolEntry(const QString& k, bool bDefault )
joachim99@69: {
joachim99@69:    bool b = bDefault;
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69:       QString s = i->second;
joachim99@69:       b = (bool)num(s,0);
joachim99@69:    }
joachim99@69: 
joachim99@69:    return b;
joachim99@69: }
joachim99@69: 
joachim99@69: int ValueMap::readNumEntry(const QString& k, int iDefault )
joachim99@69: {
joachim99@69:    int ival = iDefault;
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69:       QString s = i->second;
joachim99@69:       ival = num(s,0);
joachim99@69:    }
joachim99@69: 
joachim99@69:    return ival;
joachim99@69: }
joachim99@69: 
joachim99@80: QString ValueMap::readStringEntry(const QString& k, const QString& sDefault )
joachim99@69: {
joachim99@69:    QString sval = sDefault;
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69:       sval = i->second;
joachim99@69:    }
joachim99@69: 
joachim99@69:    return sval;
joachim99@69: }
joachim99@69: 
joachim99@69: QStringList ValueMap::readListEntry(const QString& k, const QStringList& defaultVal, char separator )
joachim99@69: {
joachim99@69:    QStringList strList;
joachim99@69: 
joachim99@69:    std::map<QString,QString>::iterator i = m_map.find( k );
joachim99@69:    if ( i!=m_map.end() )
joachim99@69:    {
joachim99@69:       strList = safeStringSplit( i->second, separator );
joachim99@69:       return strList;
joachim99@69:    }
joachim99@69:    else
joachim99@69:       return defaultVal;
joachim99@69: }
joachim99@80: 
joachim99@80: QString     ValueMap::readEntry (const QString& s, const QString& defaultVal ) { return readStringEntry(s, defaultVal); }
joachim99@80: QString     ValueMap::readEntry (const QString& s, const char* defaultVal ) { return readStringEntry(s, QString::fromLatin1(defaultVal) ); }
joachim99@80: QFont       ValueMap::readEntry (const QString& s, const QFont& defaultVal ){ return readFontEntry(s,&defaultVal); }
joachim99@80: QColor      ValueMap::readEntry(const QString& s, const QColor defaultVal ){ return readColorEntry(s,&defaultVal); }
joachim99@80: QSize       ValueMap::readEntry (const QString& s, const QSize defaultVal ){ return readSizeEntry(s,&defaultVal); }
joachim99@80: QPoint      ValueMap::readEntry(const QString& s, const QPoint defaultVal ){ return readPointEntry(s,&defaultVal); }
joachim99@80: bool        ValueMap::readEntry (const QString& s, bool bDefault ){ return readBoolEntry(s,bDefault); }
joachim99@80: int         ValueMap::readEntry  (const QString& s, int iDefault ){ return readNumEntry(s,iDefault); }
joachim99@80: QStringList ValueMap::readEntry (const QString& s, const QStringList& defaultVal, char separator ){ return readListEntry(s,defaultVal,separator); }