optionsWidget.hh

/*===========================================================================*\
 *                                                                           *
 *                              OpenFlipper                                  *
 *      Copyright (C) 2001-2009 by Computer Graphics Group, RWTH Aachen      *
 *                           www.openflipper.org                             *
 *                                                                           *
 *---------------------------------------------------------------------------*
 *  This file is part of OpenFlipper.                                        *
 *                                                                           *
 *  OpenFlipper is free software: you can redistribute it and/or modify      *
 *  it under the terms of the GNU Lesser General Public License as           *
 *  published by the Free Software Foundation, either version 3 of           *
 *  the License, or (at your option) any later version with the              *
 *  following exceptions:                                                    *
 *                                                                           *
 *  If other files instantiate templates or use macros                       *
 *  or inline functions from this file, or you compile this file and         *
 *  link it with other files to produce an executable, this file does        *
 *  not by itself cause the resulting executable to be covered by the        *
 *  GNU Lesser General Public License. This exception does not however       *
 *  invalidate any other reasons why the executable file might be            *
 *  covered by the GNU Lesser General Public License.                        *
 *                                                                           *
 *  OpenFlipper 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 Lesser General Public License for more details.                      *
 *                                                                           *
 *  You should have received a copy of the GNU LesserGeneral Public          *
 *  License along with OpenFlipper. If not,                                  *
 *  see <http://www.gnu.org/licenses/>.                                      *
 *                                                                           *
\*===========================================================================*/

/*===========================================================================*\
 *                                                                           *
 *   $Revision: 8576 $                                                         *
 *   $Author: wilden $                                                      *
 *   $Date: 2010-02-17 13:25:06 +0100 (Mi, 17. Feb 2010) $                   *
 *                                                                           *
\*===========================================================================*/




#ifndef OPTIONSWIDGET_HH
#define OPTIONSWIDGET_HH

#include "ui_optionsWidget.hh"
#include <QtGui>
#include <QStringList>
#include <QtNetwork>

#include <OpenFlipper/Core/PluginInfo.hh>
#include <ACG/Scenegraph/DrawModes.hh>

//map for keyBindings
typedef std::multimap< std::pair< QObject*, int >, std::pair< int, Qt::KeyboardModifiers > > InverseKeyMap;


class OptionsWidget : public QWidget, public Ui::OptionsWidget
{

Q_OBJECT

public:
   OptionsWidget(std::vector<PluginInfo>& _plugins, std::vector<KeyBinding>& _core, InverseKeyMap& _invKeys, QWidget* parent =0 );

signals:
   void applyOptions();
   void saveOptions();

   void addKeyMapping(int _key, Qt::KeyboardModifiers _modifiers, QObject* _plugin, int _keyBindingID);

private slots:
   void slotOk();
   void slotApply();

   void slotCancel();

   void slotCheckUpdates();

   void slotGetUpdates();

   void getBackgroundColor();
   void getBaseColor();

   void keyTreeItemChanged( QTreeWidgetItem* current, QTreeWidgetItem* previous );

   void keyTreeDoubleClicked(QTreeWidgetItem* _item, int col);

   void updateShortcut();

   void slotShowPluginOptions(const QString& _pluginName );

   void restoreKeyPresets();

   void updateViewerSettings(int _row);

   void viewerSettingsChanged(QListWidgetItem* _item);
   void viewerSettingsChanged(int _index);

   void switchStackedWidget();

   void updateSliderCounter();
   
   void slotPreviewStereoSettings(int _tmpParam = 0);

protected:
   void showEvent ( QShowEvent * event );

private:

   // plugin Options
   void initPluginOptions();

   QVBoxLayout* pluginOptionsLayout;

   //key-bindings
   std::vector<PluginInfo>& plugins_;
   std::vector<KeyBinding>& coreKeys_;

   InverseKeyMap& keys_;

   int getPluginInfo(QString pluginName);

   void initKeyTree();

   void applyShortcuts();

   // flag indicating if something went wrong and the request has to be aborted
   bool httpRequestAborted;

   // Id of the current request
   int httpGetId;

   // Request variable
   QHttp *http;

   // File for http downloads
   QFile *file;

   // ProgressDialog for Downloads
   QProgressDialog *progressDialog;

   // What type of download is currently active
   enum DOWNLOAD {
      NONE,
      VERSIONS_FILE,
      PLUGIN,
      WINDOWS_SETUP
   } downloadType;

  // remember changes to viewer properties
  std::vector< ACG::SceneGraph::DrawModes::DrawMode > defaultDrawModes_;
  std::vector< int >  defaultProjectionMode_;
  std::vector< int >  defaultViewingDirections_;

  bool updatingViewerSettings_;

private:
   void startDownload( QString _url );

   void compareVersions();

   bool isNewer(QString _current, QString _latest);

   void updateVersionsTable();

private slots:

   // This slot is called when a http request has been finished
   void httpRequestFinished(int requestId, bool error);

   // Parses the response and gives feedback
   void readResponseHeader(const QHttpResponseHeader &responseHeader);

   // Updates the progress Dialog while downloading
   void updateDataReadProgress(int bytesRead, int totalBytes);

   // Progress dialog callback for cancel
   void cancelDownload();

   // Update component of OpenFlipper
   void updateComponent();

private:
   QStringList updatedPlugins_;

   QString pluginPath_;

   QString currentUpdateName_;


};

#endif //OPTIONSWIDGET_HH