select_css_theme.cpp

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/***************************************
        Auteur : Pierre Aubert
        Mail : pierre.aubert@lapp.in2p3.fr
        Licence : CeCILL-C
****************************************/
 
#include "PFileParser.h"
#include "select_css_theme.h"
 
 
bool parseThemeSwitch(PString & outputCss, PFileParser & parser, const PVecString & vecTheme, const PString & themeName){
        PString themeMatch(parser.isMatch(vecTheme));
        if(themeMatch == ""){return false;}     //Not an existing theme
        PString strSpace(parser.getStrComposedOf(" \n\t"));
        if(themeMatch != themeName){
                if(parser.isMatch("{")){        //It is a theme, but the the one we want
                        parser.getUntilKeyWithoutPatern("}");   //So we skip it
                        return false;
                }else{                          //It is not a theme, so we have to keep this css
                        outputCss = themeMatch + strSpace;
                        return true;
                }
        }
        if(parser.isMatch("{")){        //It is the theme we want
                outputCss = parser.getUntilKeyWithoutPatern("}");       //So we keep it
        }else{                          //It is not a theme, so we have to keep this css
                outputCss = themeMatch + strSpace;
        }
        return true;
}
 
 
PString select_css_theme(const PVecString & vecTheme, const PString & themeName, const PString & css){
        PFileParser parser;
        parser.setWhiteSpace("");
        parser.setSeparator("");
        parser.setFileContent(css);
        PString outputCss("");
        
        while(!parser.isEndOfFile()){
                PString tmpCss("");
                if(parseThemeSwitch(tmpCss, parser, vecTheme, themeName)){
                        outputCss += tmpCss;
                }else{
                        outputCss += parser.getCurrentCh();
                        parser.getNextChar();
                }
        }
        return outputCss;
}