source: psi/trunk/src/rtparse.cpp@ 58

/****************************************************************************
** rtparse.cpp - class for manipulating richtext
** Copyright (C) 2001, 2002  Justin Karneges
**
** This program is free software; you can redistribute it and/or
** modify it under the terms of the GNU General Public License
** as published by the Free Software Foundation; either version 2
** of the License, or (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.
**
****************************************************************************/

#include"rtparse.h"
#include"common.h"


RTParse::RTParse(const QString &_in)
{
        in = _in;
        v_atEnd = false;
        v_at = 0;
        //printf("rtparse:\n");
}

const QString &RTParse::output() const
{
        //printf("final: [%s]\n", out.latin1());
        return out;
}

QString RTParse::next()
{
        if(v_atEnd)
                return "";

        // if we're at a tag, append it to the output
        if(in.at(v_at) == '<') {
                QString s;
                int n = in.find('>', v_at);
                if(n == -1) {
                        s = in.mid(v_at);
                }
                else {
                        ++n;
                        s = in.mid(v_at, n-v_at);
                }
                v_at += s.length();
                out += s;
        }

        // now find the next tag, and grab the text in between
        QString s;
        int x = in.find('<', v_at);
        if(x == -1) {
                s = in.mid(v_at);
                v_atEnd = true;
        }
        else {
                s = in.mid(v_at, x-v_at);
        }
        v_at += s.length();
        //printf("chunk = '%s'\n", s.latin1());
        s = resolveEntities(s);
        //printf("resolved = '%s'\n", s.latin1());
        return s;
}

bool RTParse::atEnd() const
{
        return v_atEnd;
}

void RTParse::putPlain(const QString &s)
{
        //printf("got this: [%s]\n", s.latin1());
        out += expandEntities(s);
        //printf("changed to this: [%s]\n", expandEntities(s).latin1());
}

void RTParse::putRich(const QString &s)
{
        out += s;
        //printf("+ '%s'\n", s.latin1());
}