Visualforce - Beyond Basics Series 49 - Mark a table column as Required

How to give help text for a Table ?

In visualforce, table can be generated using PageBlockSection, PageBlockTable, DataGrid tags. If one wants to provide help text for a column, they need to use apex:facet tag.

How it will be useful to indicate Required Field ?

In some cases, developer may want to indicate a column as Required. So, it's possible to provide that in the table column header

Where is the Code ?

	<apex:page standardController="Opportunity" recordSetVar="Opps">
	<style>
	.ReqHelpText {
	display : inline-block;
	width : 3px;
	background-color : #c00;
	}
	</style>
	<apex:sectionHeader title="Opportunities"/>
	<apex:form>
	<apex:pageBlock>
	<apex:pageBlockTable value="{!Opps}" var="opp">
	<apex:column>
	<apex:inputField value="{!Opp.Name}"/>
	<apex:facet name="header">
	<apex:outputPanel>
	<apex:outputText value="Opportunity Name - "/>
	<apex:outputText value="&nbsp;" escape="false" styleClass="ReqHelpText"/>
	<apex:outputText value=" It is a Required Field"/>
	</apex:outputPanel>
	</apex:facet>
	</apex:column>
	<apex:column value="{!Opp.StageName}"/>
	<apex:column value="{!Opp.IsClosed}"/>
	</apex:pageBlockTable>
	</apex:pageBlock>
	</apex:form>
	</apex:page>

view raw gistfile1.txt hosted with ❤ by GitHub

Any Screenshots ?

Walk through in a video ?