function readOnly(count){ }
Starting November 20, the site will be set to read-only. On December 4, 2023,
forum discussions will move to the Trailblazer Community.
+ Start a Discussion
rishabh rathor 18rishabh rathor 18 

Display list of Account in picklist and when account gets selected its related contacts should be displayed in table

Here It is my code:-
======Apex Controller========
public with sharing class AccountController1_picklistrendering { public String account { get; set; } public String selectedAccId{get;set;} public String selectedConId{get;set;} public List<SelectOption> getAccountNames() { List<SelectOption> accOptions= new List<SelectOption>(); accOptions.add( new SelectOption('','--Select--')); for( Account acc : [select Id,name from Account ] ) { accOptions.add( new SelectOption(acc.Id,acc.name)); } return accOptions; } public List<SelectContact> getContactNames() { System.debug('Entered ContactNames account id...........'+selectedAccId ); if(selectContact != null) contact con = [select name from contact where accountid=:selectedAccId ]; return con; } }


=============VF Page==================
<apex:page controller="AccountController1_picklistrendering"> <apex:form > <apex:pageBlock title="Account Name"> Account Names&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <apex:selectList value="{!selectedAccId}" size="1"> <apex:selectOptions value="{!AccountNames}"/> <apex:actionSupport event="onchange" reRender="a"/> </apex:selectList> <br/><br/> Related Contact Names&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <apex:pageBlockTable value="{!ContactNames}" var="items"> <apex:column value="{!items.name}"/> </apex:pageBlockTable> <apex:selectList value="{!selectedConId}" size="1" id="a"> <apex:selectOptions value="{!ContactNames}" /> </apex:selectList> </apex:pageBlock> </apex:form> </apex:page>
Best Answer chosen by rishabh rathor 18
Maharajan CMaharajan C
Hi Rishabh,

Please use below code:

Visualforce Page:

<apex:page controller="AccountContactController">
    <apex:form >
        <apex:pageBlock title="Account Name">
            <apex:selectList value="{!selectedAccId}" size="1">
                <apex:selectOptions value="{!AccountNames}" />
                <apex:actionSupport event="onchange" action="{!showContacts}" reRender="op" />
            </apex:selectList><br/><br/>
            
         <apex:outputPanel id="op">
            <b><apex:outputText value="Related Contacts" rendered="{!renderPBtable}"/></b>
            <b><apex:outputText value="No Contacts on this Account" rendered="{!noContact}" style="color: red;"/></b>
            <apex:pageblockTable title="Contacts" value="{!conlist}" var="sc" id="relatedContactsBlock" rendered="{!renderPBtable}">
                <apex:column value="{!sc.name}"/>
                <apex:column value="{!sc.phone}"/>
            </apex:pageblockTable>
        </apex:outputPanel>
        </apex:pageBlock>
    </apex:form>
</apex:page>


Apex Class:

public with sharing class AccountContactController {

    public Id selectedAccId{get;set;} 

    public List<Contact> conlist {get;set;}   
    
    public Boolean renderPBtable {get;set;}
    
    public Boolean noContact {get;set;}

    public List<SelectOption> getAccountNames() {
        List<SelectOption> accOptions= new List<SelectOption>();
        system.debug(selectedAccId);
        accOptions.add( new SelectOption('','--Select--'));
        for(Account acc : [select Id,name from Account ] ) {
            accOptions.add(new SelectOption(acc.Id,acc.name));
        }
        return accOptions;
    }

    public PageReference showContacts(){
        conlist=[select name,phone from Contact where Accountid=: selectedAccId];
        if(conlist.size() > 0)
        {
            renderPBtable = true; 
            noContact = false;
        }
        else
        {
            renderPBtable = false;
            noContact = true;
        }
        return null;   
    }
  
}


Thanks,
Maharajan.C

All Answers

Maharajan CMaharajan C
Hi Rishabh,

Please use below code:

Visualforce Page:

<apex:page controller="AccountContactController">
    <apex:form >
        <apex:pageBlock title="Account Name">
            <apex:selectList value="{!selectedAccId}" size="1">
                <apex:selectOptions value="{!AccountNames}" />
                <apex:actionSupport event="onchange" action="{!showContacts}" reRender="op" />
            </apex:selectList><br/><br/>
            
         <apex:outputPanel id="op">
            <b><apex:outputText value="Related Contacts" rendered="{!renderPBtable}"/></b>
            <b><apex:outputText value="No Contacts on this Account" rendered="{!noContact}" style="color: red;"/></b>
            <apex:pageblockTable title="Contacts" value="{!conlist}" var="sc" id="relatedContactsBlock" rendered="{!renderPBtable}">
                <apex:column value="{!sc.name}"/>
                <apex:column value="{!sc.phone}"/>
            </apex:pageblockTable>
        </apex:outputPanel>
        </apex:pageBlock>
    </apex:form>
</apex:page>


Apex Class:

public with sharing class AccountContactController {

    public Id selectedAccId{get;set;} 

    public List<Contact> conlist {get;set;}   
    
    public Boolean renderPBtable {get;set;}
    
    public Boolean noContact {get;set;}

    public List<SelectOption> getAccountNames() {
        List<SelectOption> accOptions= new List<SelectOption>();
        system.debug(selectedAccId);
        accOptions.add( new SelectOption('','--Select--'));
        for(Account acc : [select Id,name from Account ] ) {
            accOptions.add(new SelectOption(acc.Id,acc.name));
        }
        return accOptions;
    }

    public PageReference showContacts(){
        conlist=[select name,phone from Contact where Accountid=: selectedAccId];
        if(conlist.size() > 0)
        {
            renderPBtable = true; 
            noContact = false;
        }
        else
        {
            renderPBtable = false;
            noContact = true;
        }
        return null;   
    }
  
}


Thanks,
Maharajan.C
This was selected as the best answer
Deepali KulshresthaDeepali Kulshrestha
Hi rishabh,

I have gone through your problem please refer below code:

Visualforce page:-
 
<apex:page controller="AccountController1_picklistrendering">
    <apex:form >
        <apex:pageBlock title="Account Name">
            <apex:selectList value="{!selectedAccId}" size="1">
                <apex:selectOptions value="{!AccountNames}" />
                <apex:actionSupport event="onchange" action="{!showContacts}" reRender="relatedContactsBlock" />
            </apex:selectList><br/><br/>

            <b>Related Contacts</b>
            <apex:pageblockTable title="Contacts" value="{!conlist}" var="sc" id="relatedContactsBlock">
                <apex:column value="{!sc.name}"/>
                <apex:column value="{!sc.phone}"/>
            </apex:pageblockTable>
        </apex:pageBlock>
    </apex:form>
</apex:page>

Apex class:
 
public with sharing class AccountController1_picklistrendering {
   public Id selectedAccId{get;set;} 

    public List<Contact> conlist {get;set;}      

    public List<SelectOption> getAccountNames() {
        List<SelectOption> accOptions= new List<SelectOption>();
        system.debug(selectedAccId);
        accOptions.add( new SelectOption('','--Select--'));
        for(Account acc : [select Id,name from Account ] ) {
            accOptions.add(new SelectOption(acc.Id,acc.name));
        }
        return accOptions;
    }

    public PageReference showContacts(){
        conlist=[select name,phone from Contact where Accountid=: selectedAccId];
        return null;   
    }
}


I hope you find the above solution helpful. If it does, please mark as Best Answer to help others too.

Thanks and Regards,
Deepali Kulshrestha
www.kdeepali.com
rishabh rathor 18rishabh rathor 18
Hi Maharaja C , How can we do same functionality by using lightning aura component . I have posted the question on developer community with code which i have tried . I m stucking with account id . Can you suggest me about this problem. Thanks Rishabh Rathor
yasmiin yahayrayasmiin yahayra
Application advancement, explicitly in the vehicle business, has assisted organizations with accomplishing significance and become a portion of the top-performing organizations on the planet (https://mobilunity.com/blog/transport-and-logistics-app-development/). With the applications you get these days to help your strategies business it has become substantially less work concentrated and a lot more straightforward to screen. The clincher is that transport orientated improvement applications altogether affect costs, expanding net revenues and keeping organizations economical.