klpdunixprinterimpl.cpp

/*
 *  This file is part of the KDE libraries
 *  Copyright (c) 2001 Michael Goffioul <tdeprint@swing.be>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License version 2 as published by the Free Software Foundation.
 *
 *  This library 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
 *  Library General Public License for more details.
 *
 *  You should have received a copy of the GNU Library General Public License
 *  along with this library; see the file COPYING.LIB.  If not, write to
 *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 *  Boston, MA 02110-1301, USA.
 **/
 
#include "klpdunixprinterimpl.h"
#include "kprinter.h"
 
#include <tqfile.h>
#include <kstandarddirs.h>
#include <tdelocale.h>
#include <kmacroexpander.h>
 
KLpdUnixPrinterImpl::KLpdUnixPrinterImpl(TQObject *parent, const char *name, const TQStringList & /*args*/)
: KPrinterImpl(parent,name)
{
}
 
KLpdUnixPrinterImpl::~KLpdUnixPrinterImpl()
{
}
 
void KLpdUnixPrinterImpl::initLpPrint(TQString& cmd, KPrinter *printer)
{
    cmd += TQString::fromLatin1(" -d %1 -n%2").arg(quote(printer->printerName())).arg(printer->numCopies());
}
 
void KLpdUnixPrinterImpl::initLprPrint(TQString& cmd, KPrinter *printer)
{
    cmd += TQString::fromLatin1(" -P %1 '-#%2'").arg(quote(printer->printerName())).arg(printer->numCopies());
}
 
// look for executable, starting with "lpr"
TQString KLpdUnixPrinterImpl::executable()
{
    TQString    exe = TDEStandardDirs::findExe("lpr");
    if (exe.isEmpty())
        exe = TDEStandardDirs::findExe("lp");
    return exe;
}
 
bool KLpdUnixPrinterImpl::setupCommand(TQString& cmd, KPrinter *printer)
{
    TQString exe = printer->option( "kde-printcommand" );
    if ( exe.isEmpty() || exe == "<automatic>" )
    {
        exe = executable();
        if (!exe.isEmpty())
        {
            cmd = exe;
            if (exe.right(3) == "lpr")
                initLprPrint(cmd,printer);
            else
                initLpPrint(cmd,printer);
            return true;
        }
        else
            printer->setErrorMessage(i18n("No valid print executable was found in your path. Check your installation."));
        return false;
    }
    else
    {
        TQMap<TQString,TQString> map;
        map.insert( "printer", printer->printerName() );
        map.insert( "copies", TQString::number( printer->numCopies() ) );
        cmd = KMacroExpander::expandMacrosShellQuote( exe, map );
        return true;
    }
}