#include <cpPlugins/Interface/ParametersListWidget.h>

#ifdef cpPlugins_Interface_QT4

#include <cpPlugins/Interface/ui_ParametersListWidget.h>

#include <set>

// -------------------------------------------------------------------------
cpPlugins::Interface::ParametersListWidget::
ParametersListWidget( const std::string& list_name, QWidget* parent )
  : QWidget( parent ),
    m_UI( new Ui::ParametersListWidget )
{
  this->m_UI->setupUi( this );

  // Configure table
  QTableWidget* table = this->m_UI->ValuesTable;
  table->setColumnCount( 1 );
  table->setRowCount( 1 );

  QStringList header;
  header << list_name.c_str( );
  table->setHorizontalHeaderLabels( header );
  table->setShowGrid( true );
  table->setSelectionBehavior( QAbstractItemView::SelectRows );

  // Connect signals
  QObject::connect(
    this->m_UI->AddValueButton, SIGNAL( clicked( ) ),
    this, SLOT( _changeValuesCount( ) )
    );
  QObject::connect(
    this->m_UI->RemoveValueButton, SIGNAL( clicked( ) ),
    this, SLOT( _changeValuesCount( ) )
    );
}

// -------------------------------------------------------------------------
cpPlugins::Interface::ParametersListWidget::
~ParametersListWidget( )
{
  delete this->m_UI;
}

// -------------------------------------------------------------------------
std::vector< std::string > cpPlugins::Interface::ParametersListWidget::
GetStringValues( ) const
{
  std::vector< std::string > values;

  QTableWidget* table = this->m_UI->ValuesTable;
  for( int i = 0; i < table->rowCount( ); ++i )
    values.push_back( table->item( i, 0 )->text( ).toStdString( ) );
  return( values );
}

// -------------------------------------------------------------------------
std::vector< int > cpPlugins::Interface::ParametersListWidget::
GetIntValues( ) const
{
  std::vector< int > values;

  QTableWidget* table = this->m_UI->ValuesTable;
  for( int i = 0; i < table->rowCount( ); ++i )
  {
    const char* text = table->item( i, 0 )->text( ).toStdString( ).c_str( );
    char* ptr = 0;
    double v = std::strtod( text, &ptr );
    if( *ptr == '\0' && ptr != text )
      values.push_back( int( v ) );
    
  } // rof
  return( values );
}

// -------------------------------------------------------------------------
std::vector< unsigned int > cpPlugins::Interface::ParametersListWidget::
GetUintValues( ) const
{
  std::vector< unsigned int > values;

  QTableWidget* table = this->m_UI->ValuesTable;
  for( int i = 0; i < table->rowCount( ); ++i )
  {
    const char* text = table->item( i, 0 )->text( ).toStdString( ).c_str( );
    char* ptr = 0;
    double v = std::strtod( text, &ptr );
    if( *ptr == '\0' && ptr != text && v >= double( 0 ) )
      values.push_back( ( unsigned int )( v ) );

  } // rof
  return( values );
}

// -------------------------------------------------------------------------
std::vector< double > cpPlugins::Interface::ParametersListWidget::
GetDoubleValues( ) const
{
  std::vector< double > values;

  QTableWidget* table = this->m_UI->ValuesTable;
  for( int i = 0; i < table->rowCount( ); ++i )
  {
    const char* text = table->item( i, 0 )->text( ).toStdString( ).c_str( );
    char* ptr = 0;
    double v = std::strtod( text, &ptr );
    if( *ptr == '\0' && ptr != text )
      values.push_back( v );
    
  } // rof
  return( values );
}

// -------------------------------------------------------------------------
void cpPlugins::Interface::ParametersListWidget::
_changeValuesCount( )
{
  QPushButton* btn = dynamic_cast< QPushButton* >( this->sender( ) );
  if( btn == NULL )
    return;
  QTableWidget* table = this->m_UI->ValuesTable;

  if( btn == this->m_UI->RemoveValueButton )
  {
    std::set< int > to_delete;
    QList< QTableWidgetItem* > lst = table->selectedItems( );
    QList< QTableWidgetItem* >::iterator i = lst.begin( );
    for( ; i != lst.end( ); ++i )
      to_delete.insert( ( *i )->row( ) );

    std::set< int >::const_reverse_iterator d = to_delete.rbegin( );
    for( ; d != to_delete.rend( ); ++d )
      table->removeRow( *d );
  }
  else
    table->insertRow( table->rowCount( ) );
}

#endif // cpPlugins_Interface_QT4

// eof - $RCSfile$