kmwrlpr.cpp00001
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00020 #include "kmwrlpr.h"
00021 #include "kmprinter.h"
00022 #include "kmwizard.h"
00023
00024 #include <qdir.h>
00025 #include <qfile.h>
00026 #include <qtextstream.h>
00027 #include <qlayout.h>
00028 #include <qlabel.h>
00029 #include <qlineedit.h>
00030 #include <qheader.h>
00031 #include <klistview.h>
00032 #include <klocale.h>
00033 #include <kiconloader.h>
00034
00035 static QListViewItem* findChild(QListViewItem *c, const QString& txt)
00036 {
00037 QListViewItem *item(c);
00038 while (item)
00039 if (item->text(0) == txt) return item;
00040 else item = item->nextSibling();
00041 return NULL;
00042 }
00043
00044
00045
00046 KMWRlpr::KMWRlpr(QWidget *parent, const char *name)
00047 : KMWizardPage(parent,name)
00048 {
00049 m_ID = KMWizard::Custom+1;
00050 m_title = i18n("Remote LPD Queue Settings");
00051 m_nextpage = KMWizard::Name;
00052
00053 m_view = new KListView(this);
00054 m_view->setFrameStyle(QFrame::WinPanel|QFrame::Sunken);
00055 m_view->setLineWidth(1);
00056 m_view->addColumn(QString::fromLatin1(""));
00057 m_view->header()->hide();
00058 m_view->setRootIsDecorated(true);
00059 m_view->setSorting(0);
00060 m_host = new QLineEdit(this);
00061 m_queue = new QLineEdit(this);
00062 QLabel *m_hostlabel = new QLabel(i18n("Host:"), this);
00063 QLabel *m_queuelabel = new QLabel(i18n("Queue:"), this);
00064 m_hostlabel->setBuddy(m_host);
00065 m_queuelabel->setBuddy(m_queue);
00066 connect(m_view,SIGNAL(selectionChanged(QListViewItem*)),SLOT(slotPrinterSelected(QListViewItem*)));
00067
00068 QHBoxLayout *lay0 = new QHBoxLayout(this, 0, 10);
00069 QVBoxLayout *lay1 = new QVBoxLayout(0, 0, 5);
00070 lay0->addWidget(m_view,1);
00071 lay0->addLayout(lay1,1);
00072 lay1->addWidget(m_hostlabel);
00073 lay1->addWidget(m_host);
00074 lay1->addSpacing(20);
00075 lay1->addWidget(m_queuelabel);
00076 lay1->addWidget(m_queue);
00077 lay1->addStretch(1);
00078
00079 initialize();
00080 }
00081
00082 bool KMWRlpr::isValid(QString& msg)
00083 {
00084 if (m_host->text().isEmpty())
00085 msg = i18n("Empty host name.");
00086 else if (m_queue->text().isEmpty())
00087 msg = i18n("Empty queue name.");
00088 else
00089 return true;
00090 return false;
00091 }
00092
00093 void KMWRlpr::initPrinter(KMPrinter *p)
00094 {
00095 m_host->setText(p->option("host"));
00096 m_queue->setText(p->option("queue"));
00097 QListViewItem *item = findChild(m_view->firstChild(),m_host->text());
00098 if (item)
00099 {
00100 item = findChild(item->firstChild(),m_queue->text());
00101 if (item)
00102 {
00103 item->parent()->setOpen(true);
00104 m_view->setCurrentItem(item);
00105 m_view->ensureItemVisible(item);
00106 }
00107 }
00108 }
00109
00110 void KMWRlpr::updatePrinter(KMPrinter *p)
00111 {
00112 QString uri = QString::fromLatin1("lpd://%1/%2").arg(m_host->text()).arg(m_queue->text());
00113 p->setDevice(uri);
00114 p->setOption("host",m_host->text());
00115 p->setOption("queue",m_queue->text());
00116 p->setOption("kde-backend-description",i18n("Remote LPD queue"));
00117
00118
00119
00120 if (p->name().isEmpty())
00121 {
00122 p->setName(m_queue->text());
00123 p->setPrinterName(p->name());
00124 p->setDescription(i18n("Remote queue %1 on %2").arg(m_queue->text()).arg(m_host->text()));
00125 }
00126 }
00127
00128 void KMWRlpr::initialize()
00129 {
00130 m_view->clear();
00131 QFile f(QDir::homeDirPath()+"/.rlprrc");
00132 if (!f.exists()) f.setName("/etc/rlprrc");
00133 if (f.exists() && f.open(IO_ReadOnly))
00134 {
00135 QTextStream t(&f);
00136 QString line, host;
00137 int p(-1);
00138 while (!t.eof())
00139 {
00140 line = t.readLine().stripWhiteSpace();
00141 if (line.isEmpty())
00142 continue;
00143 if ((p=line.find(':')) != -1)
00144 {
00145 host = line.left(p).stripWhiteSpace();
00146 QListViewItem *hitem = new QListViewItem(m_view,host);
00147 hitem->setPixmap(0,SmallIcon("kdeprint_computer"));
00148 QStringList prs = QStringList::split(' ',line.right(line.length()-p-1),false);
00149 for (QStringList::ConstIterator it=prs.begin(); it!=prs.end(); ++it)
00150 {
00151 QListViewItem *pitem = new QListViewItem(hitem,*it);
00152 pitem->setPixmap(0,SmallIcon("kdeprint_printer"));
00153 }
00154 }
00155 }
00156 f.close();
00157 }
00158
00159
00160 f.setName("/etc/printcap");
00161 if (f.exists() && f.open(IO_ReadOnly))
00162 {
00163 QTextStream t(&f);
00164 QString line, buffer;
00165 QListViewItem *hitem(m_view->firstChild());
00166 while (hitem) if (hitem->text(0) == "localhost") break; else hitem = hitem->nextSibling();
00167 while (!t.eof())
00168 {
00169 buffer = QString::null;
00170 while (!t.eof())
00171 {
00172 line = t.readLine().stripWhiteSpace();
00173 if (line.isEmpty() || line[0] == '#')
00174 continue;
00175 buffer.append(line);
00176 if (buffer.right(1) == "\\")
00177 buffer = buffer.left(buffer.length()-1).stripWhiteSpace();
00178 else
00179 break;
00180 }
00181 if (buffer.isEmpty())
00182 continue;
00183 int p = buffer.find(':');
00184 if (p != -1)
00185 {
00186 QString name = buffer.left(p);
00187 if (!hitem)
00188 {
00189 hitem = new QListViewItem(m_view,"localhost");
00190 hitem->setPixmap(0,SmallIcon("kdeprint_computer"));
00191 }
00192 QListViewItem *pitem = new QListViewItem(hitem,name);
00193 pitem->setPixmap(0,SmallIcon("kdeprint_printer"));
00194 }
00195 }
00196 }
00197
00198 if (m_view->childCount() == 0)
00199 new QListViewItem(m_view,i18n("No Predefined Printers"));
00200 }
00201
00202 void KMWRlpr::slotPrinterSelected(QListViewItem *item)
00203 {
00204 if (item && item->depth() == 1)
00205 {
00206 m_host->setText(item->parent()->text(0));
00207 m_queue->setText(item->text(0));
00208 }
00209 }
00210 #include "kmwrlpr.moc"
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