Questions tagged [controller-extension]
A controller extension is an Apex class that extends the functionality of a standard or custom controller.
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Controller extension -- VisualForce
I am reading the Visual Force Developer Guide '23 because I have something to do with this technology so I am new. I was reading the section Building a Controller Extension and in the first example I ...
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Unable to call apex method from ActionFunction in vf page
Here I am unable to call apex method from Action function. I tried many ways but didn't work.
Vf Page :
<apex:page standardController="Contact" recordSetVar="accs" extensions=&...
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Maximum stack depth reached: 2 error while using apex:enhancedList in Lightning
I am trying to use the Apex:enhancedList in Lightning to display the records related to the certain List view. While I am trying to do it, I am getting an error: Maximum stack depth reached: 2.
Below ...
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Requesting Help with Writing an Appropriate Unit Test for My Apex Controller Class
I need help writing an apex unit test class for my apex controller class that is being used as an extension for a Visual Force page. The function of the class is to query "Intake__c" records ...
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Visualforce Map Render if Keys Match
In my Visualforce Extension Controller I have 2 Maps using the same Keys
Company - Map <Integer, List>
Role - Map <Integer, List>
In my VF Page I would like the output to be grouped by ...
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Output Specific Map Value from Visualforce Page Controller Extension
In my Visualforce Controller Extension would like to a create a map of values that I can output in my page based on the key.
In my Extension Controller I have added a simple map - fieldsMap.
I am ...
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Unknown property 'VisualforceArrayList.EHS_Task__c'
I am getting error "Unknown property 'VisualforceArrayList.EHS_Task__c'" while deploying VF page. Below is the page code:
<div style="border-bottom: 1px solid gray;border-right: 1px ...
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87
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VF Page Apex Controller for PDF Form
I have VF Page (created using html) which is rendering as PDF. I want to populate that form field from Salesforce Record Page.
Can any one help with how to create controller extension and how to ...
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Apex test class for Standard Controller extensions - Test problem
:) I am writing test class for controller extensions, but I get the error: System.TypeException: Invalid conversion from runtime type Asset to Account.
Can you please look at my code, and tell me what ...
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How to iterate a sObject in a visualforce page
im new to salesforce
I have a sObject (A__c) with a lookup relationship with B__c and C__c.
I would like to have a table for each A that displays his related B and C
example:
A
B C
How can i ...
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Using Extension on User does not Return Value for User
I have a standard page. Just following the basic implementation in the Apex Docs, but instead of Account I'm using User. However, the extension is not bringing back any values from the methods in the ...
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How Do I Override the Standard Controller's Save Action in My Controller Extension?
I am trying to build a controller extension for the Opportunity standard controller.
According to documentation and stackexchange I ought to be able to override the Save() action in the controller ...
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Show <apex:message> for field
I have a controller extension behind a visualforce page. I add an error to the field ("component id" according to documentation?!) in a controller extension as follows:
ApexPages.Message ...
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Filtering using RecordType using GetSelected()
I have a Visualforce page used to close cases using a list view button, certain case records should be set to a different close status than others when the button is pressed, unfortunately it appears ...
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Add test method to your test class error getting, please help how to resolve [duplicate]
public with sharing class CreateQuotePDFController {
public list<QuoteLineItem> quoteLineItemsList{get;set;}
public Id getid{get;set;}
public Double grandTotalTax{get;set;}
...
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How to Convert Visualforce Page Custom Controller into Controller Extension?
I have a visualforce page that needs both standard and custom functionality, so I'm attempting to convert my custom controller into a controller extension.
Page Block 2 is the one that accepts an ...
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Testing Code Coverage [duplicate]
I have only 73% code coverage, however, I've created multiple tests, all which pass.
Here is the controller code:
public class CaseController {
public ApexPages.StandardController stdCntrlr {get; ...
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Resetting page while displaying success message
I am trying to reset/refresh my page on my form. I want to refresh the page and then successfully display the success message however, it is only refreshing the page. The success message fails to load....
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Attempted to upsert a null list Error is in expression '{! save }' in component
The full error I am getting:
Attempted to upsert a null list
Error is in expression '{! save }' in component apex:commandButton in page casepage: Class.CaseController.save: line 15, column 1
Here is ...
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Standard Controller with Extension Vs with Sharing extention
I am not clear with below two concepts - are both actually same?
Standard Controller with Extension
Although a controller extension class executes in system mode, if a
controller extension extends a ...
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Problem with Testing a New Quote Controller Extension
Updated Sep 10, 2021; see at end.
I have written a VF New Quote page that uses a controller extension. The purpose of the extension is to initialize certain custom fields in the Quote and the ...
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Error on Save: How to Inform the User in a Controller Extension
I have built a controller extension for use in a custom NewQuote page (see image below).
The controller extension initializes a number of custom fields with data from the Opportunity.
The Quote ...
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Display Custom text in VF Page when field value is null
I have a Gantt Chart which is used to show the Project Timeline. I am using Google Charts to display the Gantt Chart.
Below is the VF page:
<apex:page standardController="Project__c">
...
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Convert custom JavaScript button in lightning
I need to convert my javascript button to lightning. What I did is, I go to the classic environment, go to setup and I click on get started for 'Lightning Experience Transition Assistant'. After a few ...
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How can I update output values when a lookup field is changed in a Visualforce page?
I'm trying to get the shipping street value that's being shown to dynamically change if the lookup Account field is changed.
Here is the visualforce code that I have so far:
<apex:page ...
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394
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Access Managed package class in an apex class or VF page
I would want to access a managed package class in a VF page on the local org. All the methods and class are global and virtual in the managed package.
I have tried using . in the VF page
controller =&...
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Why is save method not working for one VF page but works for the other?
Can anyone help please? For some reason, the save method (from controller extension) does not work on one VF page that I created, but works on the other.
Heres' the extension class:
public class ...
user90529
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What would make the same code produce different results in a different sandbox?
I have this test class for a vf controller that runs ok in one sandbox but in the other there is an Id field that is returning null. What am I missing?
The reason for creating a second sandbox was to ...
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113
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Roll up field not displaying whole numbers in Custom Controller
I have a rollup field on the Quote object. When I access that value in my VF page controller, I'm seeing its value getting truncated there. Because of this when I'm seeing less amount on my VF page.
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Error: Method does not exist or incorrect signature: void getRecord() from the type VFAccount
I am trying to create a custom controller and extension to create account records.
But I am stuck with this error I am facing. I have tried many other tips to make this work and but no avail.
This is ...
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448
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VF Page is not updating the record
I have a VF page to update couple of fields on the Opportunity record, it is a simple VF Page like below
<apex:page standardController="Opportunity" extensions="Opportunity_UpdExt&...
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No Save and Controller Extensions throw Unknown Property Errors
For clarity, and as I accepted an answer in the last question, I am posting a new question for additional help with new issues.
The last question can be reviewed here.
Here are my new issues:
When ...
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Unknown Property Error on VF Main Extension
UPDATE 12/29/2020:
For clarity, and as I accepted an answer here, I am posting a new question for additional help with new issues.
The new question can be reviewed here.
UPDATE:
I am trying to switch ...
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Standard List Controller extension not working
I am preparing for the PD1 exam and I was practicing an example on the standard list controllers using extension. The extension class limits the opportunity to show only 2 records but it is showing ...
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"System.NullPointerException: Attempt to de-reference a null object" when deploying controller + test class
I am trying to learn development while building Apex classes. I got this error upon trying to deploy a custom controller and test class from sandbox to production:
"System.NullPointerException: ...
user90529
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Controller Extensions no Longer Working
Update
I seem to also not be able to render a section based on the value of a user-input field in my form when the logic is called directly within my VF page.
Code from VF page
User-filled form field
...
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Visualforce - PageBlockTable blank or invisible rows
I have a fairly simple code where I'm querying an object, getting the records and mapping them to a list in order to show them in a VF page. The page is still unfinished but I'm wondering what is ...
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Attempt to de-reference a null object error on User-Input Form
UPDATE
Update to my Apex
public with sharing class ShouldShowSHSection{
public ShouldShowSHSection(ApexPages.StandardController paramController) {
Intake = paramController;}
public ...
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Issue with the Visualforce page with the Controller extension
I am trying to create a VF Page on the Case, where I should be able to get the Contact associated with the case. I created a Controller extension like below
public with sharing class ...
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How to add delete button on each record in pageBlock table - VF
I have an extension that allows users to input information and I am trying to add delete functionality to each record in apex:pageBlockTable. How can I edit my extension code to add this?
What I've ...
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2
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Controller Test to Cover Delete
I have what I think is a simple controller and test class, but when I try to compile the test class, I get an error related to my deleteAddress() method:
System.QueryException: List has no rows for ...
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Getting error as " Error: Unknown property 'AccountStandardController.conList' in VisualForce page"
Visual force page code:
<apex:page standardController="Account" extensions="Contactextctroller" recordSetVar="lstacc" setup="false" sidebar="false"...
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Standard fields translation
I need to translate product names and their descriptions, using workbench i can only translate cutoms fields.
Is there a reliable ISV or API that i can use for translation?
thanks in advance
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Embed Visualforce Related List on Account
I have a custom object call Account_Addresses__c that has a master-detail relationship to the Account record. I am trying to create a Visualforce page that will be embedded in the Account Detail to ...
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How to fetch parent object field from child object's on vf page extension
We have two objects SieBid_Opportunity__c which is child object and SieBid_Account__c which is parent. I have created a vf page with standard controller of SieBid_Opportunity__c which shows the lookup ...
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HELP displaying related contacts of all accounts in hierarchy?
I want to show in child accounts, the related contacts of the parents and other child accounts too. I almost solved this with a Visualforce Page and a Controller, but the related contacts are shown ...
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448
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Upsert failed.INVALID_ID_FIELD, record id cannot be empty key: []
I'm a beginner developer and I'm building a custom NEW contract button. I'm having issues getting the contract to insert/upsert and I think it has something to do with having a standardsetcontroller ...
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161
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Attempt to de-reference a null object error after selecting Visualforce page dropdown value
I'm a beginner developer and I'm building a custom new contract button with a visualforce page with dropdown field values that unhide other fields depending on what is selected.
Clicking the button ...
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3
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2k
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Save form - Lightning component
I'm trying to save custom object's records using lightning component , the form contain lookup fields ( multi select records ) , i have developed a LC to be able to select multi records on custom ...
user81938
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842
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Save button (associated to standard controller method) not working on visualforce page (standard controller + extension)
I'm creating a VF page with a list of all contacts on the top and a form to insert a new one on the bottom but the last feature doesn't work. This is the code of the VF page:
<apex:page ...
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