src/settings/general/configurepreviewplugindialog.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com>             *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program 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         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  18  ***************************************************************************/
  19
  20 #include "configurepreviewplugindialog.h"
  21
  22 #include <KLibrary>
  23 #include <KLocale>
  24 #include <KIO/NetAccess>
  25 #include <kio/thumbcreator.h>
  26
  27 #include <QApplication>
  28 #include <QDir>
  29 #include <QVBoxLayout>
  30
  31 ConfigurePreviewPluginDialog::ConfigurePreviewPluginDialog(const QString& pluginName,
  32                                                            const QString& desktopEntryName,
  33                                                            QWidget* parent) :
  34     KDialog(parent),
  35     m_configurationWidget(0),
  36     m_previewPlugin(0)
  37 {
  38     KLibrary library(desktopEntryName);
  39     if (library.load()) {
  40         newCreator create = (newCreator)library.resolveFunction("new_creator");
  41         if (create) {
  42             m_previewPlugin = dynamic_cast<ThumbCreatorV2*>(create());
  43         }
  44     }
  45
  46     setCaption(i18nc("@title:window", "Configure Preview for %1", pluginName));
  47     setMinimumWidth(400);
  48     setButtons(Ok | Cancel);
  49     setDefaultButton(Ok);
  50
  51     QWidget* mainWidget = new QWidget(this);
  52     mainWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Minimum);
  53     QVBoxLayout* layout = new QVBoxLayout(mainWidget);
  54     if (m_previewPlugin) {
  55         m_configurationWidget = m_previewPlugin->createConfigurationWidget();
  56         layout->addWidget(m_configurationWidget);
  57     }
  58     layout->addStretch(1);
  59
  60     setMainWidget(mainWidget);
  61
  62     connect(this, SIGNAL(okClicked()), this, SLOT(slotOk()));
  63 }
  64
  65 ConfigurePreviewPluginDialog::~ConfigurePreviewPluginDialog()
  66 {
  67 }
  68
  69 void ConfigurePreviewPluginDialog::slotOk()
  70 {
  71     m_previewPlugin->writeConfiguration(m_configurationWidget);
  72     // TODO: It would be great having a mechanism to tell PreviewJob that only previews
  73     // for a specific MIME-type should be regenerated. As this is not available yet we
  74     // delete the whole thumbnails directory.
  75     QApplication::changeOverrideCursor(Qt::BusyCursor);
  76     KIO::NetAccess::del(QString(QDir::homePath() + "/.thumbnails/"), this);
  77     QApplication::restoreOverrideCursor();
  78
  79 }
  80
  81 #include "configurepreviewplugindialog.moc"