kmdriverdbwidget.cpp

/*
 *  This file is part of the KDE libraries
 *  Copyright (c) 2001 Michael Goffioul <tdeprint@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 "kmdriverdbwidget.h"
#include "kmdriverdb.h"
#include "kmfactory.h"
#include "kmmanager.h"
#include "driver.h"
 
#include <tdelistbox.h>
#include <kpushbutton.h>
#include <tqcheckbox.h>
#include <kcursor.h>
#include <tqapplication.h>
#include <tdemessagebox.h>
#include <tqlayout.h>
#include <tqlabel.h>
#include <tqstrlist.h>
 
#include <tdelocale.h>
#include <kcursor.h>
#include <tdefiledialog.h>
#include <kguiitem.h>
#include <tdeio/netaccess.h>
 
KMDriverDbWidget::KMDriverDbWidget(TQWidget *parent, const char *name)
: TQWidget(parent,name)
{
    m_external = TQString::null;
    m_valid = false;
 
    // build widget
    m_manu = new TDEListBox(this);
    m_model = new TDEListBox(this);
    m_postscript = new TQCheckBox(i18n("&PostScript printer"),this);
    m_raw = new TQCheckBox(i18n("&Raw printer (no driver needed)"),this);
    m_postscript->setCursor(KCursor::handCursor());
    m_raw->setCursor(KCursor::handCursor());
    m_other = new KPushButton(KGuiItem(i18n("&Other..."), "document-open"), this);
    TQLabel *l1 = new TQLabel(i18n("&Manufacturer:"), this);
    TQLabel *l2 = new TQLabel(i18n("Mo&del:"), this);
    l1->setBuddy(m_manu);
    l2->setBuddy(m_model);
 
    // build layout
    TQVBoxLayout    *main_ = new TQVBoxLayout(this, 0, 10);
    TQGridLayout    *sub1_ = new TQGridLayout(0, 2, 3, 0, 0);
    TQHBoxLayout    *sub2_ = new TQHBoxLayout(0, 0, 10);
    main_->addLayout(sub1_);
    main_->addLayout(sub2_);
    main_->addWidget(m_raw);
    sub1_->addWidget(l1,0,0);
    sub1_->addWidget(l2,0,2);
    sub1_->addWidget(m_manu,1,0);
    sub1_->addWidget(m_model,1,2);
    sub1_->addColSpacing(1,20);
    sub2_->addWidget(m_postscript,1);
    sub2_->addWidget(m_other,0);
 
    // build connections
    connect(KMDriverDB::self(),TQ_SIGNAL(dbLoaded(bool)),TQ_SLOT(slotDbLoaded(bool)));
    connect(KMDriverDB::self(), TQ_SIGNAL(error(const TQString&)), TQ_SLOT(slotError(const TQString&)));
    connect(m_manu,TQ_SIGNAL(highlighted(const TQString&)),TQ_SLOT(slotManufacturerSelected(const TQString&)));
    connect(m_raw,TQ_SIGNAL(toggled(bool)),m_manu,TQ_SLOT(setDisabled(bool)));
    connect(m_raw,TQ_SIGNAL(toggled(bool)),m_model,TQ_SLOT(setDisabled(bool)));
    connect(m_raw,TQ_SIGNAL(toggled(bool)),m_other,TQ_SLOT(setDisabled(bool)));
    connect(m_raw,TQ_SIGNAL(toggled(bool)),m_postscript,TQ_SLOT(setDisabled(bool)));
    connect(m_postscript,TQ_SIGNAL(toggled(bool)),m_manu,TQ_SLOT(setDisabled(bool)));
    connect(m_postscript,TQ_SIGNAL(toggled(bool)),m_model,TQ_SLOT(setDisabled(bool)));
    connect(m_postscript,TQ_SIGNAL(toggled(bool)),m_other,TQ_SLOT(setDisabled(bool)));
    connect(m_postscript,TQ_SIGNAL(toggled(bool)),m_raw,TQ_SLOT(setDisabled(bool)));
    connect(m_postscript,TQ_SIGNAL(toggled(bool)),TQ_SLOT(slotPostscriptToggled(bool)));
    connect(m_other,TQ_SIGNAL(clicked()),TQ_SLOT(slotOtherClicked()));
}
 
KMDriverDbWidget::~KMDriverDbWidget()
{
}
 
void KMDriverDbWidget::setDriver(const TQString& manu, const TQString& model)
{
    TQListBoxItem   *item = m_manu->findItem(manu);
    TQString        model_(model);
    if (item)
    {
        m_manu->setCurrentItem(item);
        item = m_model->findItem(model_);
        if (!item)
            // try by stripping the manufacturer name from
            // the beginning of the model string. This is
            // often the case with PPD files
            item = m_model->findItem(model_.replace(0,manu.length()+1,TQString::fromLatin1("")));
        if (item)
            m_model->setCurrentItem(item);
    }
}
 
void KMDriverDbWidget::setHaveRaw(bool on)
{
    if (on)
        m_raw->show();
    else
        m_raw->hide();
}
 
void KMDriverDbWidget::setHaveOther(bool on)
{
    if (on)
        m_other->show();
    else
        m_other->hide();
}
 
TQString KMDriverDbWidget::manufacturer()
{
    return m_manu->currentText();
}
 
TQString KMDriverDbWidget::model()
{
    return m_model->currentText();
}
 
KMDBEntryList* KMDriverDbWidget::drivers()
{
    return KMDriverDB::self()->findEntry(manufacturer(),model());
}
 
bool KMDriverDbWidget::isRaw()
{
    return m_raw->isChecked();
}
 
void KMDriverDbWidget::init()
{
    if (!m_valid)
    {
        TQApplication::setOverrideCursor(KCursor::waitCursor());
        m_manu->clear();
        m_model->clear();
        m_manu->insertItem(i18n("Loading..."));
        KMDriverDB::self()->init(this);
    }
}
 
void KMDriverDbWidget::slotDbLoaded(bool reloaded)
{
    TQApplication::restoreOverrideCursor();
    m_valid = true;
    if (reloaded || m_manu->count() == 0 || (m_manu->count() == 1 && m_manu->text(0) == i18n("Loading...")))
    { // do something only if DB reloaded
        m_manu->clear();
        m_model->clear();
        TQDictIterator< TQDict<KMDBEntryList> > it(KMDriverDB::self()->manufacturers());
        for (;it.current();++it)
            m_manu->insertItem(it.currentKey());
        m_manu->sort();
        m_manu->setCurrentItem(0);
    }
}
 
void KMDriverDbWidget::slotError(const TQString& msg)
{
    TQApplication::restoreOverrideCursor();
    m_valid = false;
    m_manu->clear();
    KMessageBox::error(this, "<qt>"+msg+"</qt>");
}
 
void KMDriverDbWidget::slotManufacturerSelected(const TQString& name)
{
    m_model->clear();
    TQDict<KMDBEntryList>   *models = KMDriverDB::self()->findModels(name);
    if (models)
    {
        TQStrIList  ilist(true);
        TQDictIterator<KMDBEntryList>   it(*models);
        for (;it.current();++it)
            ilist.append(it.currentKey().latin1());
        ilist.sort();
        m_model->insertStrList(&ilist);
        m_model->setCurrentItem(0);
    }
}
 
void KMDriverDbWidget::slotPostscriptToggled(bool on)
{
    if (on)
    {
        TQListBoxItem   *item = m_manu->findItem("GENERIC");
        if (item)
        {
            m_manu->setCurrentItem(item);
            item = m_model->findItem( "POSTSCRIPT PRINTER" );
            if ( item )
            {
                m_model->setCurrentItem( item );
                return;
            }
        }
        KMessageBox::error(this,i18n("Unable to find the PostScript driver."));
        m_postscript->setChecked(false);
    }
}
 
void KMDriverDbWidget::slotOtherClicked()
{
    if (m_external.isEmpty())
    {
        KFileDialog dlg( TQString::null, TQString::null, this, 0, true );
        KURL url;
 
        dlg.setMode( KFile::File );
        dlg.setCaption( i18n( "Select Driver" ) );
        if ( dlg.exec() )
            url = dlg.selectedURL();
 
        if ( !url.isEmpty() )
        {
            TQString filename;
            if ( TDEIO::NetAccess::download( url, filename, this ) )
            {
                DrMain  *driver = KMFactory::self()->manager()->loadFileDriver(filename);
                if (driver)
                {
                    m_external = filename;
                    disconnect(m_manu,TQ_SIGNAL(highlighted(const TQString&)),this,TQ_SLOT(slotManufacturerSelected(const TQString&)));
                    m_manu->clear();
                    m_model->clear();
                    TQString    s = driver->get("manufacturer");
                    m_manu->insertItem((s.isEmpty() ? i18n("<Unknown>") : s));
                    s = driver->get("model");
                    m_model->insertItem((s.isEmpty() ? i18n("<Unknown>") : s));
                    m_manu->setCurrentItem(0);
                    m_model->setCurrentItem(0);
                    m_other->setText(i18n("Database"));
                    m_desc = driver->get("description");
                    delete driver;
                }
                else
                {
                    TDEIO::NetAccess::removeTempFile( filename );
                    KMessageBox::error(this,"<qt>"+i18n("Wrong driver format.")+"<p>"+KMManager::self()->errorMsg()+"</p></qt>");
                }
            }
        }
    }
    else
    {
        m_external = TQString::null;
        connect(m_manu,TQ_SIGNAL(highlighted(const TQString&)),this,TQ_SLOT(slotManufacturerSelected(const TQString&)));
        m_other->setText(i18n("Other"));
        m_desc = TQString::null;
        slotDbLoaded(true);
    }
}
#include "kmdriverdbwidget.moc"