# kdeprint Library API Documentation

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# kmwlocal.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 "kmwlocal.h"
    00021 #include "kmwizard.h"
    00022 #include "kmprinter.h"
    00023 #include "kmfactory.h"
    00024 #include "kmmanager.h"
    00025
    00026 #include <klocale.h>
    00027 #include <qlayout.h>
    00028 #include <qlineedit.h>
    00029 #include <qlabel.h>
    00030 #include <qheader.h>
    00031 #include <klistview.h>
    00032 #include <kmessagebox.h>
    00033 #include <kiconloader.h>
    00034
    00035 KMWLocal::KMWLocal(QWidget *parent, const char *name)
    00036 : KMWizardPage(parent,name)
    00037 {
    00038     m_title = i18n("Local Port Selection");
    00039     m_ID = KMWizard::Local;
    00040     m_nextpage = KMWizard::Driver;
    00041     m_initialized = false;
    00042     m_block = false;
    00043
    00044     m_ports = new KListView(this);
    00045     m_ports->setFrameStyle(QFrame::WinPanel|QFrame::Sunken);
    00046     m_ports->setLineWidth(1);
    00047     m_ports->header()->hide();
    00048     m_ports->addColumn("");
    00049     m_ports->setSorting(-1);
    00050     QListViewItem   *root = new QListViewItem(m_ports, i18n("Local System"));
    00051     root->setPixmap(0, SmallIcon("kdeprint_computer"));
    00052     root->setOpen(true);
    00053     connect(m_ports, SIGNAL(selectionChanged(QListViewItem*)), SLOT(slotPortSelected(QListViewItem*)));
    00054     QLabel  *l1 = new QLabel(i18n("URI:"), this);
    00055     m_localuri = new QLineEdit(this);
    00056     connect( m_localuri, SIGNAL( textChanged( const QString& ) ), SLOT( slotTextChanged( const QString& ) ) );
    00057     m_parents[0] = new QListViewItem(root, i18n("Parallel"));
    00058     m_parents[1] = new QListViewItem(root, m_parents[0], i18n("Serial"));
    00059     m_parents[2] = new QListViewItem(root, m_parents[1], i18n("USB"));
    00060     m_parents[3] = new QListViewItem(root, m_parents[2], i18n("Others"));
    00061     for (int i=0;i<4;i++)
    00062         m_parents[i]->setPixmap(0, SmallIcon("input_devices_settings"));
    00063     QLabel  *l2 = new QLabel(i18n("<p>Select a valid detected port, or enter directly the corresponding URI in the bottom edit field.</p>"), this);
    00064
    00065     QVBoxLayout *lay0 = new QVBoxLayout(this, 0, 10);
    00066     QHBoxLayout *lay1 = new QHBoxLayout(0, 0, 10);
    00067     lay0->addWidget(l2, 0);
    00068     lay0->addWidget(m_ports, 1);
    00069     lay0->addLayout(lay1, 0);
    00070     lay1->addWidget(l1, 0);
    00071     lay1->addWidget(m_localuri, 1);
    00072 }
    00073
    00074 bool KMWLocal::isValid(QString& msg)
    00075 {
    00076     if (m_localuri->text().isEmpty())
    00077     {
    00078         msg = i18n("The URI is empty","Empty URI.");
    00079         return false;
    00080     }
    00081     else if (m_uris.findIndex(m_localuri->text()) == -1)
    00082     {
    00083         if (KMessageBox::warningYesNo(this, i18n("The local URI doesn't correspond to a detected port. Continue?")) == KMessageBox::No)
    00084         {
    00085             msg = i18n("Select a valid port.");
    00086             return false;
    00087         }
    00088     }
    00089     return true;
    00090 }
    00091
    00092 void KMWLocal::slotPortSelected(QListViewItem *item)
    00093 {
    00094     if ( m_block )
    00095         return;
    00096
    00097     QString uri;
    00098     if (!item || item->depth() <= 1 || item->depth() > 3)
    00099         uri = QString::null;
    00100     else if (item->depth() == 3)
    00101         uri = item->parent()->text( 1 );
    00102     else
    00103         uri = item->text( 1 );
    00104     m_block = true;
    00105     m_localuri->setText( uri );
    00106     m_block = false;
    00107 }
    00108
    00109 void KMWLocal::updatePrinter(KMPrinter *printer)
    00110 {
    00111     QListViewItem *item = m_ports->selectedItem();
    00112     if ( item && item->depth() == 3 )
    00113         printer->setOption( "kde-autodetect", item->text( 0 ) );
    00114     printer->setDevice(m_localuri->text());
    00115 }
    00116
    00117 void KMWLocal::initPrinter(KMPrinter *printer)
    00118 {
    00119     if (!m_initialized)
    00120         initialize();
    00121
    00122     if (printer)
    00123     {
    00124         m_localuri->setText(printer->device());
    00125     }
    00126 }
    00127
    00128 QListViewItem* KMWLocal::lookForItem( const QString& uri )
    00129 {
    00130     for ( int i=0; i<4; i++ )
    00131     {
    00132         QListViewItem *item = m_parents[ i ]->firstChild();
    00133         while ( item )
    00134             if ( item->text( 1 ) == uri )
    00135                 if ( item->firstChild() )
    00136                     return item->firstChild();
    00137                 else
    00138                     return item;
    00139             else
    00140                 item = item->nextSibling();
    00141     }
    00142     return 0;
    00143 }
    00144
    00145 void KMWLocal::slotTextChanged( const QString& txt )
    00146 {
    00147     if ( m_block )
    00148         return;
    00149
    00150     QListViewItem *item = lookForItem( txt );
    00151     if ( item )
    00152     {
    00153         m_block = true;
    00154         m_ports->setSelected( item, true );
    00155         m_block = false;
    00156     }
    00157     else
    00158         m_ports->clearSelection();
    00159 }
    00160
    00161 void KMWLocal::initialize()
    00162 {
    00163     QStringList list = KMFactory::self()->manager()->detectLocalPrinters();
    00164     if (list.isEmpty() || (list.count() % 4) != 0)
    00165     {
    00166         KMessageBox::error(this, i18n("Unable to detect local ports."));
    00167         return;
    00168     }
    00169     QListViewItem   *last[4] = {0, 0, 0, 0};
    00170     for (QStringList::Iterator it=list.begin(); it!=list.end(); ++it)
    00171     {
    00172         QString cl = *it;
    00173         ++it;
    00174
    00175         QString uri = *it;
    00176         int p = uri.find( ':' );
    00177         QString desc = *(++it), prot = ( p != -1 ? uri.left( p ) : QString::null );
    00178         QString printer = *(++it);
    00179         int index(-1);
    00180         if (desc.isEmpty())
    00181             desc = uri;
    00182         if (prot == "parallel" || prot == "file")
    00183             index = 0;
    00184         else if (prot == "serial")
    00185             index = 1;
    00186         else if (prot == "usb")
    00187             index = 2;
    00188         else if (cl == "direct")
    00189             index = 3;
    00190         else
    00191             continue;
    00192         last[index] = new QListViewItem(m_parents[index], last[index], desc, uri);
    00193         last[index]->setPixmap(0, SmallIcon("blockdevice"));
    00194         m_parents[index]->setOpen(true);
    00195         m_uris << uri;
    00196         if (!printer.isEmpty())
    00197         {
    00198             QListViewItem   *pItem = new QListViewItem(last[index], printer);
    00199             last[index]->setOpen(true);
    00200             pItem->setPixmap(0, SmallIcon("kdeprint_printer"));
    00201         }
    00202     }
    00203     m_initialized = true;
    00204 }
    00205
    00206 #include "kmwlocal.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