Bug 201236 Issue about Allow multiple and duplicate values in Layout preview[0705]
Description: Issue about Allow multiple and duplicate values in Layout preview Build number:2.2.1.v20070827 Steps to reproduce: 1. New sample data source and dataset from CUSTOMERS. 2. New a parameter p1, listbox, dynamic, value field COUNTRY, tick on allow duplicate value, tick on allow multiple values. 3. Insert a data item to Layout, set expression as var values=""; for (i=0;i<params["p1"].value.length;i++) values=values+params["p1"].value[i]+"."; values; 4. In Layout, click Preview and select France. Expected result: Display one France. Actual result: Display several France. I tried the same action but preview in Web viewer and extenal html, the result is only one France. Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/ParamDefTag.java
{
				writer.write( "  selectCtl.value = \"" + defaultValueText 
						+ "\";\n" ); 
			}
			writer
					.write( "  handleParam" + encParamId + "( selectCtl.options[selectCtl.selectedIndex] );\n" ); 				
			writer.write( "}\n" ); 
			writer.write( "</script>\n" ); 
		}
	}
	/**
	 * Handle Cascading List Box type parameter
	 * 
	 * @throws Exception
	 */
	protected void __handleCascadingListBox( ) throws Exception
	{
		String encParamId = ParameterAccessor.htmlEncode( param.getId( ) );
		String encParamName = ParameterAccessor.htmlEncode( param.getName( ) );
		String inputTextId = encParamId + "_input"; 
		JspWriter writer = pageContext.getOut( );
		writer.write( "\n<script language=\"JavaScript\">\n" ); 
		writer
				.write( "var param = new ParameterDefinition(\"" + encParamId + "\",\"" + encParamName + "\");\n" ); 
		writer.write( "param.setRequired(" + paramDef.isRequired( ) + ");\n" ); 
		writer.write( this.groupObjName + ".addParameter( param );\n" ); 
		writer.write( "</script>\n" ); 
		ParameterGroupDefinition group = (ParameterGroupDefinition) paramDef
				.getGroup( );
		int index = group.getParameters( ).indexOf( paramDef );