preferencesbase.h

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/***************************************************************************
                      preferencesbase.h  -  description
                             -------------------
    begin                : Sat Aug 10 2002
    copyright            : (C) 2002-2006 by Ben Swerts
    email                : bswerts@users.sourceforge.net
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/


#ifndef PREFERENCESBASE_H
#define PREFERENCESBASE_H


// STL header files
#include <vector>

// Qt forward class declarations
class QIconViewItem;
class QStyle;

// QextMDI forward class declarations
#if defined(USE_KMDI) || defined(USE_KMDI_DLL)
#  define QextMdiMainFrm KMdiMainFrm
#endif
class QextMdiMainFrm;

// Xbrabo forward class declarations
class ColorButton;
#include "glbaseparameters.h" // structs can't be declared forward
#include "glmoleculeparameters.h"

// Base class header file
#include "preferenceswidget.h"


class PreferencesBase : public PreferencesWidget
{
  Q_OBJECT

  public:
    PreferencesBase(QWidget* parent = 0, const char* name = 0, bool modal = FALSE, WFlags fl = 0);  // constructor
    ~PreferencesBase();                 // destructor

    unsigned int preferredBasisset() const;       // returns the preferred basisset
    bool useBinDirectory() const;                 // returns true if .11 files should be written to a special directory
    GLBaseParameters getGLBaseParameters() const; // returns a struct with the OpenGL base parameters
    GLMoleculeParameters getGLMoleculeParameters() const;   // returns a struct with the OpenGL molecule parameters
    QStringList getPVMHosts() const;              // returns a list of PVM hosts
    void setToolbarsInfo(const QString& info, const bool status);     // sets the info needed to restore the toolbars
    void getToolbarsInfo(bool& status, QString& info) const;// returns the toolbars info
   
  signals:
    void newPVMHosts(const QStringList& hosts);   // is emitted when the PVM host list has changed
        
  public slots:
    void loadSettings();                // loads the program settings
    void saveSettings();                // saves the program settings
    void updateVisuals();               // updates the look of the entire program

  protected slots:
    void accept();                      // is called when the changes are accepted (OK clicked)
    void reject();                      // is called when the changes are rejected (Cancel or X clicked)
  
  private slots:
    void changed();                     // sets the 'changed' status of the widget
    void selectWidget(QIconViewItem* item);       // shows a widget from the widgetstack depending on the iconview item
    void changeExecutable();            // updates LineEditExecutable with the selected item in ListViewExecutable
    void updateExecutable(const QString& text);   // keeps ListViewExecutables in sync with LineEditExecutable
    void updateAllExecutables();        // renames all items in the ListView according to a pattern
    void selectBinDir();                // selects a directory to store the .11
    void selectExecutable();            // selects an executable
    void selectBasisDir();              // selects a directory to read the basissets from
    void selectBackground();            // selects a background image
    void updateLineEditBondSizeLines(); // updates LineEditBondSizeLines according to SliderBondSizeLines
    void updateLineEditBondSizeTubes(); // updates LineEditBondSizeTubes according to SliderBondSizeTubes
    void updateSliderBondSizeTubes();   // updates SliderBondSizeTubes according to LineEditBondSizeTubes
    void updateLineEditForceSizeTubes();// updates LineEditForceSizeTubes according to SliderForceSizeTubes
    void updateSliderForceSizeTubes();  // updates SliderForceSizeTubes according to LineEditForceSizeTubes
    void updateOpacitySelection();      // updates TextLabelSelection according to SliderSelectionOpacity
    void updateOpacityForces();         // updates TextLabelForces according to SliderForcesOpacity
    void updateColorButtonForce();      // enables/disables ColorButtonForce according to the selected color type
    void changePVMHost();               // updates LineEditPVMHost with the selected item in ListViewPVMHosts
    void updatePVMHost(const QString& text);      // keeps ListViewPVMHosts in sync with LineEditPVMHost
    void newPVMHost();                  // adds a PVM host
    void deletePVMHost();               // deletes a PVM host
    void changedPVM();                  // the PVM host list was changed

  private:
    enum{SettingsVersion = 100};        //< The current version for the settings file 

    void makeConnections();             // sets up all permanent connections
    void init();                        // initializes the dialog
    void initOpenGL();                  // determines the capabilities of OpenGL
    void saveWidgets();                 // saves the status of the widgets
    void restoreWidgets();              // restores the status of the widgets
    void updateStyle();                 // Changes the style of the application
    void updatePaths();                 // updates the data of the Paths class

    struct WidgetData
    {
      QStringList executables;          
      QString path;                     
      QString extension;                
      bool binInCalcDir;                
      QString binDir;                   
      QString basissetDir;              
      unsigned int basisset;            
      
      unsigned int styleMolecule;       
      unsigned int styleForces;         
      int fastRenderLimit;              
      bool showElements;                
      bool showNumbers;                 
      int sizeLines;                    
      QString sizeBonds;                
      QString sizeForces;               
      unsigned int colorLabels;         
      unsigned int colorICs;            
      unsigned int colorBackgroundGL;   
      unsigned int colorSelections;     
      unsigned int colorForces;         
      unsigned int opacitySelections;   
      unsigned int opacityForces;       
      bool forcesOneColor;              

      unsigned int backgroundType;      
      QString backgroundImage;          
      unsigned int backgroundColor;     
      unsigned int styleApplication;    
      
      unsigned int lightPosition;       
      unsigned int lightColor;          
      unsigned int materialSpecular;    
      unsigned int materialShininess;   
      bool antialias;                   
      bool smoothShading;               
      bool depthCue;                    
      unsigned int quality;             
      bool perspectiveProjection;       

      QStringList pvmHosts;             
    };

    // widgets
    QString startupStyleName;           
    QextMdiMainFrm* mainWindow;         
    // other
    WidgetData data;                    
    bool widgetChanged;                 
    bool pvmHostsChanged;               
    QString tempBondSizeBS;             
    QString tempBondSizeL;              
    float minLineWidthGL;               
    float maxLineWidthGL;               
    float lineWidthGranularity;         
    QString toolbarsInfo;               
    bool toolbarsStatus;                
    
};

#endif

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