klpdunixprinterimpl.cpp

00001 /*
00002  *  This file is part of the KDE libraries
00003  *  Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be>
00004  *
00005  *  This library is free software; you can redistribute it and/or
00006  *  modify it under the terms of the GNU Library General Public
00007  *  License version 2 as published by the Free Software Foundation.
00008  *
00009  *  This library is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  *  Library General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU Library General Public License
00015  *  along with this library; see the file COPYING.LIB.  If not, write to
00016  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017  *  Boston, MA 02110-1301, USA.
00018  **/
00019 
00020 #include "klpdunixprinterimpl.h"
00021 #include "kprinter.h"
00022 
00023 #include <qfile.h>
00024 #include <kstandarddirs.h>
00025 #include <klocale.h>
00026 #include <kmacroexpander.h>
00027 
00028 KLpdUnixPrinterImpl::KLpdUnixPrinterImpl(QObject *parent, const char *name, const QStringList & /*args*/)
00029 : KPrinterImpl(parent,name)
00030 {
00031 }
00032 
00033 KLpdUnixPrinterImpl::~KLpdUnixPrinterImpl()
00034 {
00035 }
00036 
00037 void KLpdUnixPrinterImpl::initLpPrint(QString& cmd, KPrinter *printer)
00038 {
00039     cmd += QString::fromLatin1(" -d %1 -n%2").arg(quote(printer->printerName())).arg(printer->numCopies());
00040 }
00041 
00042 void KLpdUnixPrinterImpl::initLprPrint(QString& cmd, KPrinter *printer)
00043 {
00044     cmd += QString::fromLatin1(" -P %1 '-#%2'").arg(quote(printer->printerName())).arg(printer->numCopies());
00045 }
00046 
00047 // look for executable, starting with "lpr"
00048 QString KLpdUnixPrinterImpl::executable()
00049 {
00050     QString exe = KStandardDirs::findExe("lpr");
00051     if (exe.isEmpty())
00052         exe = KStandardDirs::findExe("lp");
00053     return exe;
00054 }
00055 
00056 bool KLpdUnixPrinterImpl::setupCommand(QString& cmd, KPrinter *printer)
00057 {
00058     QString exe = printer->option( "kde-printcommand" );
00059     if ( exe.isEmpty() || exe == "<automatic>" )
00060     {
00061         exe = executable();
00062         if (!exe.isEmpty())
00063         {
00064             cmd = exe;
00065             if (exe.right(3) == "lpr")
00066                 initLprPrint(cmd,printer);
00067             else
00068                 initLpPrint(cmd,printer);
00069             return true;
00070         }
00071         else
00072             printer->setErrorMessage(i18n("No valid print executable was found in your path. Check your installation."));
00073         return false;
00074     }
00075     else
00076     {
00077         QMap<QString,QString> map;
00078         map.insert( "printer", printer->printerName() );
00079         map.insert( "copies", QString::number( printer->numCopies() ) );
00080         cmd = KMacroExpander::expandMacrosShellQuote( exe, map );
00081         return true;
00082     }
00083 }
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