escpwidget.cpp
/*
* This file is part of the KDE libraries
* Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include "escpwidget.h"
#include <qpushbutton.h>
#include <qlayout.h>
#include <qlabel.h>
#include <qcheckbox.h>
#include <qaccel.h>
#include <kdemacros.h>
#include <klocale.h>
#include <kmessagebox.h>
#include <kstandarddirs.h>
#include <kiconloader.h>
#include <kdialogbase.h>
#include <klibloader.h>
#include <kseparator.h>
#include <kdebug.h>
class EscpFactory : public KLibFactory
{
public:
EscpFactory(QObject *parent = 0, const char *name = 0) : KLibFactory(parent, name) {}
protected:
QObject* createObject(QObject *parent = 0, const char *name = 0, const char * className = "QObject", const QStringList& args = QStringList())
{
Q_UNUSED(className);
KDialogBase *dlg = new KDialogBase(static_cast<QWidget*>(parent), name, true, i18n("EPSON InkJet Printer Utilities"), KDialogBase::Close);
EscpWidget *w = new EscpWidget(dlg);
if (args.count() > 0)
w->setDevice(args[0]);
if (args.count() > 1)
w->setPrinterName(args[1]);
dlg->setMainWidget(w);
return dlg;
}
};
extern "C"
{
void* init_kdeprint_tool_escputil() KDE_EXPORT;
void* init_kdeprint_tool_escputil()
{
return new EscpFactory;
}
}
EscpWidget::EscpWidget(QWidget *parent, const char *name)
: QWidget(parent, name)
{
m_hasoutput = false;
connect(&m_proc, SIGNAL(processExited(KProcess*)), SLOT(slotProcessExited(KProcess*)));
connect(&m_proc, SIGNAL(receivedStdout(KProcess*,char*,int)), SLOT(slotReceivedStdout(KProcess*,char*,int)));
connect(&m_proc, SIGNAL(receivedStderr(KProcess*,char*,int)), SLOT(slotReceivedStderr(KProcess*,char*,int)));
QPushButton *cleanbtn = new QPushButton(this, "-c");
cleanbtn->setPixmap(DesktopIcon("exec"));
QPushButton *nozzlebtn = new QPushButton(this, "-n");
nozzlebtn->setPixmap(DesktopIcon("exec"));
QPushButton *alignbtn = new QPushButton(this, "-a");
alignbtn->setPixmap(DesktopIcon("exec"));
QPushButton *inkbtn = new QPushButton(this, "-i");
inkbtn->setPixmap(DesktopIcon("kdeprint_inklevel"));
QPushButton *identbtn = new QPushButton(this, "-d");
identbtn->setPixmap(DesktopIcon("exec"));
QFont f(font());
f.setBold(true);
m_printer = new QLabel(this);
m_printer->setFont(f);
m_device = new QLabel(this);
m_device->setFont(f);
m_useraw = new QCheckBox(i18n("&Use direct connection (might need root permissions)"), this);
connect(cleanbtn, SIGNAL(clicked()), SLOT(slotButtonClicked()));
connect(nozzlebtn, SIGNAL(clicked()), SLOT(slotButtonClicked()));
connect(alignbtn, SIGNAL(clicked()), SLOT(slotButtonClicked()));
connect(inkbtn, SIGNAL(clicked()), SLOT(slotButtonClicked()));
connect(identbtn, SIGNAL(clicked()), SLOT(slotButtonClicked()));
QLabel *printerlab = new QLabel(i18n("Printer:"), this);
printerlab->setAlignment(AlignRight|AlignVCenter);
QLabel *devicelab = new QLabel(i18n("Device:"), this);
devicelab->setAlignment(AlignRight|AlignVCenter);
QLabel *cleanlab = new QLabel(i18n("Clea&n print head"), this);
QLabel *nozzlelab = new QLabel(i18n("&Print a nozzle test pattern"), this);
QLabel *alignlab = new QLabel(i18n("&Align print head"), this);
QLabel *inklab = new QLabel(i18n("&Ink level"), this);
QLabel *identlab = new QLabel(i18n("P&rinter identification"), this);
cleanlab->setAlignment(AlignLeft|AlignVCenter|ShowPrefix);
nozzlelab->setAlignment(AlignLeft|AlignVCenter|ShowPrefix);
alignlab->setAlignment(AlignLeft|AlignVCenter|ShowPrefix);
inklab->setAlignment(AlignLeft|AlignVCenter|ShowPrefix);
identlab->setAlignment(AlignLeft|AlignVCenter|ShowPrefix);
cleanbtn->setAccel(QAccel::shortcutKey(cleanlab->text()));
nozzlebtn->setAccel(QAccel::shortcutKey(nozzlelab->text()));
alignbtn->setAccel(QAccel::shortcutKey(alignlab->text()));
inkbtn->setAccel(QAccel::shortcutKey(inklab->text()));
identbtn->setAccel(QAccel::shortcutKey(identlab->text()));
KSeparator *sep = new KSeparator(this);
sep->setFixedHeight(10);
QGridLayout *l0 = new QGridLayout(this, 8, 2, 10, 10);
QGridLayout *l1 = new QGridLayout(0, 2, 2, 0, 5);
l0->addMultiCellLayout(l1, 0, 0, 0, 1);
l1->addWidget(printerlab, 0, 0);
l1->addWidget(devicelab, 1, 0);
l1->addWidget(m_printer, 0, 1);
l1->addWidget(m_device, 1, 1);
l1->setColStretch(1, 1);
l0->addMultiCellWidget(sep, 1, 1, 0, 1);
l0->addWidget(cleanbtn, 2, 0);
l0->addWidget(nozzlebtn, 3, 0);
l0->addWidget(alignbtn, 4, 0);
l0->addWidget(inkbtn, 5, 0);
l0->addWidget(identbtn, 6, 0);
l0->addWidget(cleanlab, 2, 1);
l0->addWidget(nozzlelab, 3, 1);
l0->addWidget(alignlab, 4, 1);
l0->addWidget(inklab, 5, 1);
l0->addWidget(identlab, 6, 1);
l0->addMultiCellWidget(m_useraw, 7, 7, 0, 1);
l0->setColStretch(1, 1);
}
void EscpWidget::startCommand(const QString& arg)
{
bool useUSB(false);
if (m_deviceURL.isEmpty())
{
KMessageBox::error(this, i18n("Internal error: no device set."));
return;
}
else
{
QString protocol = m_deviceURL.protocol();
if (protocol == "usb")
useUSB = true;
else if (protocol != "file" && protocol != "parallel" && protocol != "serial" && !protocol.isEmpty())
{
KMessageBox::error(this,
i18n("Unsupported connection type: %1").arg(protocol));
return;
}
}
if (m_proc.isRunning())
{
KMessageBox::error(this, i18n("An escputil process is still running. "
"You must wait until its completion before continuing."));
return;
}
QString exestr = KStandardDirs::findExe("escputil");
if (exestr.isEmpty())
{
KMessageBox::error(this, i18n("The executable escputil cannot be found in your "
"PATH environment variable. Make sure gimp-print is "
"installed and that escputil is in your PATH."));
return;
}
m_proc.clearArguments();
m_proc << exestr;
if (m_useraw->isChecked() || arg == "-i")
m_proc << "-r" << m_deviceURL.path();
else
m_proc << "-P" << m_printer->text();
if (useUSB)
m_proc << "-u";
m_proc << arg << "-q";
m_errorbuffer = m_outbuffer = QString::null;
m_hasoutput = ( arg == "-i" || arg == "-d" );
for ( QValueList<QCString>::ConstIterator it=m_proc.args().begin(); it!=m_proc.args().end(); ++it )
kdDebug() << "ARG: " << *it << endl;
if (m_proc.start(KProcess::NotifyOnExit, KProcess::AllOutput))
setEnabled(false);
else
{
KMessageBox::error(this,
i18n("Internal error: unable to start escputil process."));
return;
}
}
void EscpWidget::slotProcessExited(KProcess*)
{
setEnabled(true);
if (!m_proc.normalExit() || m_proc.exitStatus() != 0)
{
QString msg1 = "<qt>"+i18n("Operation terminated with errors.")+"</qt>";
QString msg2;
if (!m_outbuffer.isEmpty())
msg2 += "<p><b><u>"+i18n("Output")+"</u></b></p><p>"+m_outbuffer+"</p>";
if (!m_errorbuffer.isEmpty())
msg2 += "<p><b><u>"+i18n("Error")+"</u></b></p><p>"+m_errorbuffer+"</p>";
if (!msg2.isEmpty())
KMessageBox::detailedError(this, msg1, msg2);
else
KMessageBox::error(this, msg1);
}
else if ( !m_outbuffer.isEmpty() && m_hasoutput )
{
KMessageBox::information( this, m_outbuffer );
}
m_hasoutput = false;
}
void EscpWidget::slotReceivedStdout(KProcess*, char *buf, int len)
{
QString bufstr = QCString(buf, len);
m_outbuffer.append(bufstr);
}
void EscpWidget::slotReceivedStderr(KProcess*, char *buf, int len)
{
QString bufstr = QCString(buf, len);
m_errorbuffer.append(bufstr);
}
void EscpWidget::slotButtonClicked()
{
QString arg = sender()->name();
startCommand(arg);
}
void EscpWidget::setPrinterName(const QString& p)
{
m_printer->setText(p);
}
void EscpWidget::setDevice(const QString& dev)
{
m_deviceURL = dev;
m_device->setText(dev);
}
#include "escpwidget.moc"

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