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# kmwippprinter.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 "kmwippprinter.h"
    00021 #include "kmwizard.h"
    00022 #include "kmprinter.h"
    00023 #include "ipprequest.h"
    00024 #include "kmcupsmanager.h"
    00025 #include "networkscanner.h"
    00026
    00027 #include <klistview.h>
    00028 #include <qheader.h>
    00029 #include <kpushbutton.h>
    00030 #include <qlineedit.h>
    00031 #include <qlabel.h>
    00032 #include <kmessagebox.h>
    00033 #include <qtextview.h>
    00034 #include <qlayout.h>
    00035 #include <qregexp.h>
    00036 #include <kseparator.h>
    00037 #include <klocale.h>
    00038 #include <kiconloader.h>
    00039 #include <kguiitem.h>
    00040 #include <kurl.h>
    00041
    00042 KMWIppPrinter::KMWIppPrinter(QWidget *parent, const char *name)
    00043 : KMWizardPage(parent,name)
    00044 {
    00045     m_title = i18n("IPP Printer Information");
    00046     m_ID = KMWizard::Custom+1;
    00047     m_nextpage = KMWizard::Driver;
    00048
    00049     m_list = new KListView(this);
    00050     m_list->addColumn("");
    00051     m_list->header()->hide();
    00052     m_list->setFrameStyle(QFrame::WinPanel|QFrame::Sunken);
    00053     m_list->setLineWidth(1);
    00054
    00055     QLabel  *l1 = new QLabel(i18n("&Printer URI:"),this);
    00056
    00057     m_uri = new QLineEdit(this);
    00058
    00059     l1->setBuddy(m_uri);
    00060
    00061     m_info = new QTextView(this);
    00062     m_info->setPaper(colorGroup().background());
    00063     m_info->setMinimumHeight(100);
    00064     m_info->setText(i18n("<p>Either enter the printer URI directly, or use the network scanning facility.</p>"));
    00065     m_ippreport = new KPushButton(KGuiItem(i18n("&IPP Report"), "kdeprint_report"), this);
    00066     m_ippreport->setEnabled(false);
    00067
    00068     m_scanner = new NetworkScanner( 631, this );
    00069
    00070     KSeparator* sep = new KSeparator( KSeparator::HLine, this);
    00071     sep->setFixedHeight(20);
    00072
    00073     connect(m_list,SIGNAL(selectionChanged(QListViewItem*)),SLOT(slotPrinterSelected(QListViewItem*)));
    00074     connect( m_scanner, SIGNAL( scanStarted() ), SLOT( slotScanStarted() ) );
    00075     connect( m_scanner, SIGNAL( scanFinished() ), SLOT( slotScanFinished() ) );
    00076     connect( m_scanner, SIGNAL( scanStarted() ), parent, SLOT( disableWizard() ) );
    00077     connect( m_scanner, SIGNAL( scanFinished() ), parent, SLOT( enableWizard() ) );
    00078     connect(m_ippreport, SIGNAL(clicked()), SLOT(slotIppReport()));
    00079
    00080     // layout
    00081     QHBoxLayout *lay3 = new QHBoxLayout(this, 0, 10);
    00082     QVBoxLayout *lay2 = new QVBoxLayout(0, 0, 0);
    00083     QHBoxLayout *lay4 = new QHBoxLayout(0, 0, 0);
    00084
    00085     lay3->addWidget(m_list,1);
    00086     lay3->addLayout(lay2,1);
    00087     lay2->addWidget(l1);
    00088     lay2->addWidget(m_uri);
    00089     lay2->addSpacing(10);
    00090     lay2->addWidget(m_info, 1);
    00091     lay2->addSpacing(5);
    00092     lay2->addLayout(lay4);
    00093     lay4->addStretch(1);
    00094     lay4->addWidget(m_ippreport);
    00095     lay2->addWidget(sep);
    00096     lay2->addWidget( m_scanner );
    00097 }
    00098
    00099 KMWIppPrinter::~KMWIppPrinter()
    00100 {
    00101 }
    00102
    00103 void KMWIppPrinter::updatePrinter(KMPrinter *p)
    00104 {
    00105     p->setDevice(m_uri->text());
    00106 }
    00107
    00108 bool KMWIppPrinter::isValid(QString& msg)
    00109 {
    00110     if (m_uri->text().isEmpty())
    00111     {
    00112         msg = i18n("You must enter a printer URI.");
    00113         return false;
    00114     }
    00115
    00116     KURL uri( m_uri->text() );
    00117     if (!m_scanner->checkPrinter(uri.host(),(uri.port()==0?631:uri.port())))
    00118     {
    00119         msg = i18n("No printer found at this address/port.");
    00120         return false;
    00121     }
    00122     return true;
    00123 }
    00124
    00125 void KMWIppPrinter::slotScanStarted()
    00126 {
    00127     m_list->clear();
    00128 }
    00129
    00130 void KMWIppPrinter::slotScanFinished()
    00131 {
    00132     m_ippreport->setEnabled(false);
    00133     const QPtrList<NetworkScanner::SocketInfo>  *list = m_scanner->printerList();
    00134     QPtrListIterator<NetworkScanner::SocketInfo>    it(*list);
    00135     for (;it.current();++it)
    00136     {
    00137         QString name;
    00138         if (it.current()->Name.isEmpty())
    00139             name = i18n("Unknown host - 1 is the IP", "<Unknown> (%1)").arg(it.current()->IP);
    00140         else
    00141         name = it.current()->Name;
    00142         QListViewItem   *item = new QListViewItem(m_list,name,it.current()->IP,QString::number(it.current()->Port));
    00143         item->setPixmap(0,SmallIcon("kdeprint_printer"));
    00144     }
    00145 }
    00146
    00147 void KMWIppPrinter::slotPrinterSelected(QListViewItem *item)
    00148 {
    00149     m_ippreport->setEnabled(item != 0);
    00150     if (!item) return;
    00151
    00152     // trying to get printer attributes
    00153     IppRequest  req;
    00154     QString     uri;
    00155     QStringList keys;
    00156
    00157     req.setOperation(IPP_GET_PRINTER_ATTRIBUTES);
    00158     req.setHost(item->text(1));
    00159     req.setPort(item->text(2).toInt());
    00160     uri = QString::fromLatin1("ipp://%1:%2/ipp").arg(item->text(1)).arg(item->text(2));
    00161     req.addURI(IPP_TAG_OPERATION,"printer-uri",uri);
    00162     keys.append("printer-name");
    00163     keys.append("printer-state");
    00164     keys.append("printer-info");
    00165     keys.append("printer-uri-supported");
    00166     keys.append("printer-make-and-model");
    00167     keys.append("printer-location");
    00168     req.addKeyword(IPP_TAG_OPERATION,"requested-attributes",keys);
    00169     if (req.doRequest("/ipp/") && (req.status() == IPP_OK || req.status() == IPP_OK_SUBST || req.status() == IPP_OK_CONFLICT))
    00170     {
    00171         QString value, txt;
    00172         int     state;
    00173         if (req.name("printer-name",value)) txt.append(i18n("<b>Name</b>: %1<br>").arg(value));
    00174         if (req.text("printer-location",value) && !value.isEmpty()) txt.append(i18n("<b>Location</b>: %1<br>").arg(value));
    00175         if (req.text("printer-info",value) && !value.isEmpty()) txt.append(i18n("<b>Description</b>: %1<br>").arg(value.replace(QRegExp(";"),"<br>")));
    00176         if (req.uri("printer-uri-supported",value))
    00177         {
    00178             if (value[0] == '/')
    00179                 value.prepend(QString::fromLatin1("ipp://%1:%2").arg(item->text(1)).arg(item->text(2)));
    00180             m_uri->setText(value);
    00181         }
    00182         if (req.text("printer-make-and-model",value) && !value.isEmpty()) txt.append(i18n("<b>Model</b>: %1<br>").arg(value));
    00183         if (req.enumvalue("printer-state",state))
    00184         {
    00185             switch (state)
    00186             {
    00187                 case IPP_PRINTER_IDLE: value = i18n("Idle"); break;
    00188                 case IPP_PRINTER_STOPPED: value = i18n("Stopped"); break;
    00189                 case IPP_PRINTER_PROCESSING: value = i18n("Processing..."); break;
    00190                 default: value = i18n("Unknown State", "Unknown"); break;
    00191             }
    00192             txt.append(i18n("<b>State</b>: %1<br>").arg(value));
    00193         }
    00194         m_info->setText(txt);
    00195     }
    00196     else
    00197     {
    00198         m_uri->setText(uri);
    00199         m_info->setText(i18n("Unable to retrieve printer info. Printer answered:<br><br>%1").arg(ippErrorString((ipp_status_t)req.status())));
    00200     }
    00201 }
    00202
    00203 void KMWIppPrinter::slotIppReport()
    00204 {
    00205     IppRequest  req;
    00206     QString uri("ipp://%1:%2/ipp");
    00207     QListViewItem   *item = m_list->currentItem();
    00208
    00209     if (item)
    00210     {
    00211         req.setOperation(IPP_GET_PRINTER_ATTRIBUTES);
    00212         req.setHost(item->text(1));
    00213         req.setPort(item->text(2).toInt());
    00214         uri = uri.arg(item->text(1)).arg(item->text(2));
    00215         req.addURI(IPP_TAG_OPERATION, "printer-uri", uri);
    00216         if (req.doRequest("/ipp/"))
    00217         {
    00218             QString caption = i18n("IPP Report for %1").arg(item->text(0));
    00219             static_cast<KMCupsManager*>(KMManager::self())->ippReport(req, IPP_TAG_PRINTER, caption);
    00220         }
    00221         else
    00222             KMessageBox::error(this, i18n("Unable to generate report. IPP request failed with message: "
    00223                                           "%1 (0x%2).").arg(ippErrorString((ipp_status_t)req.status())).arg(req.status(),0,16));
    00224     }
    00225 }
    00226
    00227 #include "kmwippprinter.moc"

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