Bug 102436 Date/time value not stored correctly in report design
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
else
			{
				formatCategroy = getCategroy( inputParameter.getFormat( ) );
				formatPattern = getPattern( inputParameter.getFormat( ) );
			}
		}
		updateFormatField( );
	}
	private void refreshCheckBoxArea( )
	{
		if ( dirtyProperties.containsKey( CHECKBOX_HIDDEN ) )
		{
			isHidden.setSelection( getProperty( CHECKBOX_HIDDEN ) );
		}
		else
		{
			isHidden.setSelection( inputParameter.isHidden( ) );
		}
		if ( !DesignChoiceConstants.PARAM_CONTROL_CHECK_BOX.equals( getSelectedControlType( ) ) )
		{
			if ( !DesignChoiceConstants.PARAM_CONTROL_TEXT_BOX.equals( getSelectedControlType( ) ) )
			{
				needSort.setEnabled( true );
				if ( dirtyProperties.containsKey( CHECKBOX_SORT ) )
				{
					needSort.setSelection( getProperty( CHECKBOX_SORT ) );
				}
				else
				{
					needSort.setSelection( !inputParameter.isFixedOrder( ) );