# kdeprint Library API Documentation

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# kmrlprmanager.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., 59 Temple Place - Suite 330,
    00017  *  Boston, MA 02111-1307, USA.
    00018  **/
    00019
    00020 #include "kmrlprmanager.h"
    00021 #include "kmprinter.h"
    00022
    00023 #include <qfile.h>
    00024 #include <qfileinfo.h>
    00025 #include <qtextstream.h>
    00026 #include <qmap.h>
    00027
    00028 #include <kstandarddirs.h>
    00029 #include <klocale.h>
    00030
    00031 KMRlprManager::KMRlprManager(QObject *parent, const char *name, const QStringList & /*args*/)
    00032 : KMManager(parent,name)
    00033 {
    00034     setHasManagement(true);
    00035     setPrinterOperationMask(KMManager::PrinterCreation|KMManager::PrinterRemoval|KMManager::PrinterTesting);
    00036 }
    00037
    00038 KMRlprManager::~KMRlprManager()
    00039 {
    00040 }
    00041
    00042 bool KMRlprManager::createPrinter(KMPrinter *p)
    00043 {
    00044     if (p->name().isEmpty())
    00045         setErrorMsg(i18n("Empty printer name."));
    00046     else if (p->option("host").isEmpty())
    00047         setErrorMsg(i18n("Empty host name."));
    00048     else if (p->option("queue").isEmpty())
    00049         setErrorMsg(i18n("Empty queue name."));
    00050     else
    00051     {
    00052         KMPrinter   *pr = new KMPrinter(*p);
    00053         addPrinter(pr);
    00054         savePrinters();
    00055         return true;
    00056     }
    00057     return false;
    00058 }
    00059
    00060 bool KMRlprManager::removePrinter(KMPrinter *p)
    00061 {
    00062     if (m_printers.findRef(p) == -1)
    00063         setErrorMsg(i18n("Printer not found."));
    00064     else
    00065     {
    00066         m_printers.removeRef(p);
    00067         savePrinters();
    00068         return true;
    00069     }
    00070     return false;
    00071 }
    00072
    00073 bool KMRlprManager::testPrinter(KMPrinter *)
    00074 {
    00075     setErrorMsg(i18n("Not implemented yet."));
    00076     return false;
    00077 }
    00078
    00079 void KMRlprManager::listPrinters()
    00080 {
    00081     QFileInfo   pfi(printerFile());
    00082     if (pfi.exists() && (!m_checktime.isValid() || m_checktime < pfi.lastModified()))
    00083     {
    00084         loadPrintersConf(pfi.absFilePath());
    00085         m_checktime = pfi.lastModified();
    00086     }
    00087     else
    00088         discardAllPrinters(false);
    00089 }
    00090
    00091 void KMRlprManager::loadPrintersConf(const QString& filename)
    00092 {
    00093     QFile   f(filename);
    00094     if (f.exists() && f.open(IO_ReadOnly))
    00095     {
    00096         QTextStream t(&f);
    00097         QString     line;
    00098         while (!t.eof())
    00099         {
    00100             line = t.readLine().stripWhiteSpace();
    00101             if (line.isEmpty() || line[0] == '#')
    00102                 continue;
    00103             QStringList w = QStringList::split('\t',line,true);
    00104             if (w.count() < 3)
    00105                 continue;
    00106
    00107             KMPrinter   *printer = new KMPrinter;
    00108             printer->setName(w[0]);
    00109             printer->setPrinterName(w[0]);
    00110             printer->setType(KMPrinter::Printer);
    00111             printer->setOption("host",w[1]);
    00112             printer->setOption("queue",w[2]);
    00113             if (w.count() > 3)
    00114             {
    00115                 printer->setDescription(w[3]);
    00116                 if (w.count() > 4) printer->setLocation(w[4]);
    00117             }
    00118             printer->setState(KMPrinter::Idle);
    00119             printer->setDevice(QString::fromLatin1("lpd://%1/%2").arg(w[1]).arg(w[2]));
    00120
    00121             addPrinter(printer);
    00122         }
    00123     }
    00124 }
    00125
    00126 void KMRlprManager::savePrinters()
    00127 {
    00128     savePrintersConf(printerFile());
    00129 }
    00130
    00131 void KMRlprManager::savePrintersConf(const QString& filename)
    00132 {
    00133     QFile   f(filename);
    00134     if (f.open(IO_WriteOnly))
    00135     {
    00136         QTextStream t(&f);
    00137         t << "# File generated by KDE print system. Don't edit by hand." << endl;
    00138         QPtrListIterator<KMPrinter> it(m_printers);
    00139         for (;it.current();++it)
    00140         {
    00141             if (!it.current()->name().isEmpty() && it.current()->instanceName().isEmpty())
    00142             {
    00143                 QString host = it.current()->option("host");
    00144                 QString queue = it.current()->option("queue");
    00145                 if (!host.isEmpty() && !queue.isEmpty())
    00146                 {
    00147                     t << it.current()->name() << '\t' << host << '\t' << queue;
    00148                     t << '\t' << it.current()->description() << '\t' << it.current()->location() << endl;
    00149                 }
    00150             }
    00151         }
    00152     }
    00153 }
    00154
    00155 QString KMRlprManager::printerFile()
    00156 {
    00157     return locateLocal("data","kdeprint/printers.conf");
    00158 }

This file is part of the documentation for kdeprint Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Sat Jun 11 20:31:03 2005 by doxygen 1.4.1 written by Dimitri van Heesch, © 1997-2003