ksaneplugin/sanedialog.cpp

   1 /* ============================================================
   2  *
   3  * Date        : 2008-04-17
   4  * Description : Sane plugin interface for KDE
   5  *
   6  * Copyright (C) 2008 by Kare Sars <kare dot sars at iki dot fi>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) version 3, or any
  12  * later version accepted by the membership of KDE e.V. (or its
  13  * successor approved by the membership of KDE e.V.), which shall
  14  * act as a proxy defined in Section 6 of version 3 of the license.
  15  *
  16  * This library is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * Lesser General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU Lesser General Public
  22  * License along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23  *
  24  * ============================================================ */
  25
  26 #include "sanedialog.h"
  27
  28 #include <KLocale>
  29 #include <KDebug>
  30 #include <KPluginLoader>
  31 #include <KMessageBox>
  32
  33 K_PLUGIN_FACTORY(SaneDialogFactory, registerPlugin<SaneDialog>();)
  34 K_EXPORT_PLUGIN(SaneDialogFactory("kscanplugin"))
  35
  36
  37 ///////////////////////////////////////////////////////////////////
  38
  39
  40 SaneDialog::SaneDialog(QWidget *parent, const QVariantList &)
  41     : KScanDialog(Plain, Close, parent)
  42 {
  43     ksanew = new KSaneIface::KSaneWidget(this);
  44     addPage(ksanew, QString());
  45
  46     connect(ksanew, SIGNAL(imageReady(QByteArray &, int, int, int, int)),
  47             this, SLOT(imageReady(QByteArray &, int, int, int, int)));
  48
  49     openDev = QString();
  50 }
  51
  52
  53 bool SaneDialog::setup()
  54 {
  55     if(!ksanew) {
  56         // new failed
  57         return false;
  58     }
  59     if (!openDev.isEmpty()) {
  60         return true;
  61     }
  62     // need to select a scanner
  63     openDev = ksanew->selectDevice(0);
  64     if (openDev.isEmpty()) {
  65        // either no scanner was found or then cancel was pressed.
  66         return false;
  67     }
  68     if (ksanew->openDevice(openDev) == false) {
  69         // could not open the scanner
  70         KMessageBox::sorry(0, i18n("Opening the selected scanner failed."));
  71         openDev = QString();
  72         return false;
  73     }
  74    return true;
  75 }
  76
  77
  78 SaneDialog::~SaneDialog()
  79 {
  80 }
  81
  82 void SaneDialog::imageReady(QByteArray &data, int w, int h, int bpl, int f)
  83 {
  84     /* copy the image data into img */
  85     QImage img = ksanew->toQImage(data, w, h, bpl, (KSaneIface::KSaneWidget::ImageFormat)f);
  86     emit finalImage(img, nextId());
  87 }
  88
  89
  90 #include "sanedialog.moc"