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kmwlocal.cpp
1 /*
2  * This file is part of the KDE libraries
3  * Copyright (c) 2001 Michael Goffioul <tdeprint@swing.be>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Library General Public
7  * License version 2 as published by the Free Software Foundation.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Library General Public License for more details.
13  *
14  * You should have received a copy of the GNU Library General Public License
15  * along with this library; see the file COPYING.LIB. If not, write to
16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  **/
19 
20 #include "kmwlocal.h"
21 #include "kmwizard.h"
22 #include "kmprinter.h"
23 #include "kmfactory.h"
24 #include "kmmanager.h"
25 
26 #include <tdelocale.h>
27 #include <tqlayout.h>
28 #include <tqlineedit.h>
29 #include <tqlabel.h>
30 #include <tqheader.h>
31 #include <tdelistview.h>
32 #include <tdemessagebox.h>
33 #include <kiconloader.h>
34 
35 KMWLocal::KMWLocal(TQWidget *parent, const char *name)
36 : KMWizardPage(parent,name)
37 {
38  m_title = i18n("Local Port Selection");
39  m_ID = KMWizard::Local;
40  m_nextpage = KMWizard::Driver;
41  m_initialized = false;
42  m_block = false;
43 
44  m_ports = new TDEListView(this);
45  m_ports->setFrameStyle(TQFrame::WinPanel|TQFrame::Sunken);
46  m_ports->setLineWidth(1);
47  m_ports->header()->hide();
48  m_ports->addColumn("");
49  m_ports->setSorting(-1);
50  TQListViewItem *root = new TQListViewItem(m_ports, i18n("Local System"));
51  root->setPixmap(0, SmallIcon("tdeprint_computer"));
52  root->setOpen(true);
53  connect(m_ports, TQ_SIGNAL(selectionChanged(TQListViewItem*)), TQ_SLOT(slotPortSelected(TQListViewItem*)));
54  TQLabel *l1 = new TQLabel(i18n("URI:"), this);
55  m_localuri = new TQLineEdit(this);
56  connect( m_localuri, TQ_SIGNAL( textChanged( const TQString& ) ), TQ_SLOT( slotTextChanged( const TQString& ) ) );
57  m_parents[0] = new TQListViewItem(root, i18n("Parallel"));
58  m_parents[1] = new TQListViewItem(root, m_parents[0], i18n("Serial"));
59  m_parents[2] = new TQListViewItem(root, m_parents[1], i18n("USB"));
60  m_parents[3] = new TQListViewItem(root, m_parents[2], i18n("Others"));
61  for (int i=0;i<4;i++)
62  m_parents[i]->setPixmap(0, SmallIcon("preferences-desktop-peripherals"));
63  TQLabel *l2 = new TQLabel(i18n("<p>Select a valid detected port, or enter directly the corresponding URI in the bottom edit field.</p>"), this);
64 
65  TQVBoxLayout *lay0 = new TQVBoxLayout(this, 0, 10);
66  TQHBoxLayout *lay1 = new TQHBoxLayout(0, 0, 10);
67  lay0->addWidget(l2, 0);
68  lay0->addWidget(m_ports, 1);
69  lay0->addLayout(lay1, 0);
70  lay1->addWidget(l1, 0);
71  lay1->addWidget(m_localuri, 1);
72 }
73 
74 bool KMWLocal::isValid(TQString& msg)
75 {
76  if (m_localuri->text().isEmpty())
77  {
78  msg = i18n("The URI is empty","Empty URI.");
79  return false;
80  }
81  else if (m_uris.findIndex(m_localuri->text()) == -1)
82  {
83  if (KMessageBox::warningContinueCancel(this, i18n("The local URI doesn't correspond to a detected port. Continue?")) == KMessageBox::Cancel)
84  {
85  msg = i18n("Select a valid port.");
86  return false;
87  }
88  }
89  return true;
90 }
91 
92 void KMWLocal::slotPortSelected(TQListViewItem *item)
93 {
94  if ( m_block )
95  return;
96 
97  TQString uri;
98  if (!item || item->depth() <= 1 || item->depth() > 3)
99  uri = TQString::null;
100  else if (item->depth() == 3)
101  uri = item->parent()->text( 1 );
102  else
103  uri = item->text( 1 );
104  m_block = true;
105  m_localuri->setText( uri );
106  m_block = false;
107 }
108 
109 void KMWLocal::updatePrinter(KMPrinter *printer)
110 {
111  TQListViewItem *item = m_ports->selectedItem();
112  if ( item && item->depth() == 3 )
113  printer->setOption( "kde-autodetect", item->text( 0 ) );
114  printer->setDevice(m_localuri->text());
115 }
116 
117 void KMWLocal::initPrinter(KMPrinter *printer)
118 {
119  if (!m_initialized)
120  initialize();
121 
122  if (printer)
123  {
124  m_localuri->setText(printer->device());
125  }
126 }
127 
128 TQListViewItem* KMWLocal::lookForItem( const TQString& uri )
129 {
130  for ( int i=0; i<4; i++ )
131  {
132  TQListViewItem *item = m_parents[ i ]->firstChild();
133  while ( item )
134  if ( item->text( 1 ) == uri )
135  if ( item->firstChild() )
136  return item->firstChild();
137  else
138  return item;
139  else
140  item = item->nextSibling();
141  }
142  return 0;
143 }
144 
145 void KMWLocal::slotTextChanged( const TQString& txt )
146 {
147  if ( m_block )
148  return;
149 
150  TQListViewItem *item = lookForItem( txt );
151  if ( item )
152  {
153  m_block = true;
154  m_ports->setSelected( item, true );
155  m_block = false;
156  }
157  else
158  m_ports->clearSelection();
159 }
160 
161 void KMWLocal::initialize()
162 {
163  TQStringList list = KMFactory::self()->manager()->detectLocalPrinters();
164  if (list.isEmpty() || (list.count() % 4) != 0)
165  {
166  KMessageBox::error(this, i18n("Unable to detect local ports."));
167  return;
168  }
169  TQListViewItem *last[4] = {0, 0, 0, 0};
170  for (TQStringList::Iterator it=list.begin(); it!=list.end(); ++it)
171  {
172  TQString cl = *it;
173  ++it;
174 
175  TQString uri = *it;
176  int p = uri.find( ':' );
177  TQString desc = *(++it), prot = ( p != -1 ? uri.left( p ) : TQString::null );
178  TQString printer = *(++it);
179  int index(-1);
180  if (desc.isEmpty())
181  desc = uri;
182  if (prot == "parallel" || prot == "file")
183  index = 0;
184  else if (prot == "serial")
185  index = 1;
186  else if (prot == "usb")
187  index = 2;
188  else if (cl == "direct")
189  index = 3;
190  else
191  continue;
192  last[index] = new TQListViewItem(m_parents[index], last[index], desc, uri);
193  last[index]->setPixmap(0, SmallIcon("blockdevice"));
194  m_parents[index]->setOpen(true);
195  m_uris << uri;
196  if (!printer.isEmpty())
197  {
198  TQListViewItem *pItem = new TQListViewItem(last[index], printer);
199  last[index]->setOpen(true);
200  pItem->setPixmap(0, SmallIcon("tdeprint_printer"));
201  }
202  }
203  m_initialized = true;
204 }
205 
206 #include "kmwlocal.moc"

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