us_selectbox.cpp

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#include "us_gui_settings.h"
#include "us_selectbox.h"

// A class for creating widgets with options referred to
//   by a logical ID
US_SelectBase::US_SelectBase()
{
}

// The implementation routines for a combo box
US_SelectBox::US_SelectBox( QWidget* parent )
             : QComboBox( parent ),
               US_SelectBase()
{

   this->setPalette( US_GuiSettings::normalColor() );
   this->setAutoFillBackground( true );
   this->setFont( QFont( US_GuiSettings::fontFamily(),
                         US_GuiSettings::fontSize  () ) );

   this->load();
}

void US_SelectBox::addOption( listInfo& option )
{
   this->widgetList << option;
}

void US_SelectBox::addOptions( QList<listInfo>& options )
{
   // Initialize combo box or other type of control
   this->widgetList.clear();
   foreach ( listInfo option, options )
   {
      this->widgetList << option;
   }

   this->setCurrentIndex( 0 );
}

void US_SelectBox::load( void )
{
   this->clear();
   
   foreach( listInfo option, widgetList )
      this->addItem( option.text );

   this->setCurrentIndex( 0 );
}

// Function to update a combobox so that the current choice is selected
void US_SelectBox::setLogicalIndex( int ID )
{
   for ( int i = 0; i < this->widgetList.size(); i++ )
   {
      if ( this->widgetList[ i ].ID.toInt() == ID )
      {
         this->setCurrentIndex( i );
         return;
      }
   }

   // If here, index was not found
   this->setCurrentIndex( 0 );
}

int US_SelectBox::getLogicalID( void ) 
{
   int ndx = this->currentIndex();

   return ( ( ndx == -1 ) ? -1          // Combo box is empty or not set
            : this->widgetList[ ndx ].ID.toInt() );
}

// Implementation routines for a ListWidget
US_ListwidgetBox::US_ListwidgetBox( QWidget* parent, int fontAdjust )
                : QListWidget( parent ),
                  US_SelectBase()
{
   this->setAutoFillBackground( true );
   this->setPalette( US_GuiSettings::editColor() );
   this->setFont   ( QFont( US_GuiSettings::fontFamily(),
                            US_GuiSettings::fontSize  () + fontAdjust ) );

   this->load();
}

void US_ListwidgetBox::addOption( listInfo& option )
{
   this->widgetList << option;
}

void US_ListwidgetBox::addOptions( QList<listInfo>& options )
{
   // Initialize list widget
   this->widgetList.clear();
   foreach ( listInfo option, options )
      this->widgetList << option;

   this->setCurrentRow( 0 );
}

void US_ListwidgetBox::load( void )
{
   this->clear();
   
   foreach( listInfo option, widgetList )
      this->addItem( option.text );

   this->setCurrentRow( 0 );
}

// Function to update a combobox so that the current choice is selected
void US_ListwidgetBox::setLogicalIndex( int ID )
{
   for ( int i = 0; i < this->widgetList.size(); i++ )
   {
      if ( this->widgetList[ i ].ID.toInt() == ID )
      {
         this->setCurrentRow( i );
         return;
      }
   }

   // If here, index was not found
   this->setCurrentRow( 0 );
}

int US_ListwidgetBox::getLogicalID( void ) 
{
   int ndx = this->currentRow();

   for ( int i = 0; i < this->widgetList.size(); i++ )
   {
      if ( this->widgetList[ i ].ID.toInt() == ndx )
         return( this->widgetList[ i ].ID.toInt() );
   }

   // If here, index was not found
   return( 0 );
}