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kmwlocal.cpp
00001 /*
00002  *  This file is part of the KDE libraries
00003  *  Copyright (c) 2001 Michael Goffioul <tdeprint@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 "kmwlocal.h"
00021 #include "kmwizard.h"
00022 #include "kmprinter.h"
00023 #include "kmfactory.h"
00024 #include "kmmanager.h"
00025 
00026 #include <tdelocale.h>
00027 #include <tqlayout.h>
00028 #include <tqlineedit.h>
00029 #include <tqlabel.h>
00030 #include <tqheader.h>
00031 #include <tdelistview.h>
00032 #include <tdemessagebox.h>
00033 #include <kiconloader.h>
00034 
00035 KMWLocal::KMWLocal(TQWidget *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 TDEListView(this);
00045     m_ports->setFrameStyle(TQFrame::WinPanel|TQFrame::Sunken);
00046     m_ports->setLineWidth(1);
00047     m_ports->header()->hide();
00048     m_ports->addColumn("");
00049     m_ports->setSorting(-1);
00050     TQListViewItem  *root = new TQListViewItem(m_ports, i18n("Local System"));
00051     root->setPixmap(0, SmallIcon("tdeprint_computer"));
00052     root->setOpen(true);
00053     connect(m_ports, TQT_SIGNAL(selectionChanged(TQListViewItem*)), TQT_SLOT(slotPortSelected(TQListViewItem*)));
00054     TQLabel *l1 = new TQLabel(i18n("URI:"), this);
00055     m_localuri = new TQLineEdit(this);
00056     connect( m_localuri, TQT_SIGNAL( textChanged( const TQString& ) ), TQT_SLOT( slotTextChanged( const TQString& ) ) );
00057     m_parents[0] = new TQListViewItem(root, i18n("Parallel"));
00058     m_parents[1] = new TQListViewItem(root, m_parents[0], i18n("Serial"));
00059     m_parents[2] = new TQListViewItem(root, m_parents[1], i18n("USB"));
00060     m_parents[3] = new TQListViewItem(root, m_parents[2], i18n("Others"));
00061     for (int i=0;i<4;i++)
00062         m_parents[i]->setPixmap(0, SmallIcon("preferences-desktop-peripherals"));
00063     TQLabel *l2 = new TQLabel(i18n("<p>Select a valid detected port, or enter directly the corresponding URI in the bottom edit field.</p>"), this);
00064 
00065     TQVBoxLayout    *lay0 = new TQVBoxLayout(this, 0, 10);
00066     TQHBoxLayout    *lay1 = new TQHBoxLayout(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(TQString& 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::warningContinueCancel(this, i18n("The local URI doesn't correspond to a detected port. Continue?")) == KMessageBox::Cancel)
00084         {
00085             msg = i18n("Select a valid port.");
00086             return false;
00087         }
00088     }
00089     return true;
00090 }
00091 
00092 void KMWLocal::slotPortSelected(TQListViewItem *item)
00093 {
00094     if ( m_block )
00095         return;
00096 
00097     TQString uri;
00098     if (!item || item->depth() <= 1 || item->depth() > 3)
00099         uri = TQString::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     TQListViewItem *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 TQListViewItem* KMWLocal::lookForItem( const TQString& uri )
00129 {
00130     for ( int i=0; i<4; i++ )
00131     {
00132         TQListViewItem *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 TQString& txt )
00146 {
00147     if ( m_block )
00148         return;
00149 
00150     TQListViewItem *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     TQStringList    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     TQListViewItem  *last[4] = {0, 0, 0, 0};
00170     for (TQStringList::Iterator it=list.begin(); it!=list.end(); ++it)
00171     {
00172         TQString cl = *it;
00173         ++it;
00174 
00175         TQString    uri = *it;
00176         int p = uri.find( ':' );
00177         TQString    desc = *(++it), prot = ( p != -1 ? uri.left( p ) : TQString::null );
00178         TQString    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 TQListViewItem(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             TQListViewItem  *pItem = new TQListViewItem(last[index], printer);
00199             last[index]->setOpen(true);
00200             pItem->setPixmap(0, SmallIcon("tdeprint_printer"));
00201         }
00202     }
00203     m_initialized = true;
00204 }
00205 
00206 #include "kmwlocal.moc"

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