Bug 153391 Some Options in Edit Parameter dialog haven't been saved.
Description: Some Options in Edit Parameter dialog haven't been saved. Steps to reproduce: 1. new a parameter, boolean type, tick AllowNUll and sort alphabetically... 2. Close the dialog and reopen it. 3. new a parameter, string, combo-box, tick AllowNull. 4. Close the dialog and reopen it. Expected result: Ticked options' status are saved Actual result: After reopen parameter dialog, options are unticked.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
promptMessageLine.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
	}
	protected void okPressed( )
	{
		try
		{
			
			inputParameter.setName( nameEditor.getText( ) );
			inputParameter.setPromptText( UIUtil.convertToModelString( promptTextEditor.getText( ),
					true ) );
			String newControlType = getSelectedControlType( );
			if ( PARAM_CONTROL_COMBO.equals( newControlType ) )
			{
				newControlType = DesignChoiceConstants.PARAM_CONTROL_LIST_BOX;
				inputParameter.setMustMatch( true );
			}
			else if ( PARAM_CONTROL_LIST.equals( newControlType ) )
			{
				newControlType = DesignChoiceConstants.PARAM_CONTROL_LIST_BOX;
				inputParameter.setMustMatch( false );
			}
			else
			{
				inputParameter.setProperty( ScalarParameterHandle.MUCH_MATCH_PROP,
						null );
			}
			
			inputParameter.setControlType( newControlType );