How to get dependent picklist values in apex?

How to get dependent picklist values in apex?

How to get Dependent Picklist Values in Apex? “A dependent picklist is a custom or multi-select picklist for which the valid values depend on the value of another field, called the controlling field. Controlling fields can be any picklist (with at least one and fewer than 300 values) or checkbox field on the same record.

How to get picklist field options in list?

I have picklist type custom field in the product. having some options. In my apex class i want to use these options. can I get them some how throught code? If you want to display pick list values in your custom page through dyanamic apex .You can check below link it will help . If you want in a string array or list then you can use below code .

How to get fieldset fields in apex dynamically?

I wanted get list of all fields from this fieldset. But here main issue is Object name and fieldset name will come at runtime.

How to retrieve a picklist in Salesforce apex?

Let’s start with controller code. Now the visualforce page code:

When to change the first picklist field values?

So, when ever the values in first picklist field changes, you can update the custom settings with those values so that you no need to change the code every time. If the first picklist field values not gonna change then its always good to go with client side scripting using javascript or JQuery to implement as given above.

How to disable a multipicklist field in JavaScript?

I want to disable a multipicklist field, depending on other picklist field value. if picklist__c is ‘Inactive’, then disable multipicklist__c. I used javascript but no luck. is not working. still no luck. please provide me any example so that i can implement the same in my vf page.

How to control second picklist field in JavaScript?

As per the Question the Picklist values you are referring to should control display of second picklist field (multi-select). We can achieve this using javascript, JQuery, ActionFunction, ActionSupport.

Can a web component import methods from apex?

Lightning web components can import methods from Apex classes. The imported methods are functions that the component can call either via @wire or imperatively. Before you use an Apex method, make sure that there isn’t an easier way to get the data, for example, using a base Lightning component.

How to find dependent fields in Salesforce apex?

When you select an Apex class in the developer console, it pops up a Related list to the right. Those with the extent “ApexClass” and the direction “Referenced By” will be the ones that depend on the current class. It is possible to get the data you need with the SymbolTable.

What do you need to know about apex component?

apex:component A custom Visualforce component. All custom component definitions must be wrapped inside a single tag. This component supports HTML pass-through attributes using the “html-” prefix.

What does dependent picklist mean in Salesforce help?

Salesforce supports the concept of a “dependent” picklist, that is, a picklist whose values vary based on the state of another field (the “controlling” field). According to Salesforce Help: A dependent picklist is a custom or multi-select picklist for which the valid values depend on the value of another field, called the controlling field.

How is the schema.picklistentry deserialized in apex?

The Schema.PicklistEntry is serialized and deserialized using the Apex JSON class. By using JSON.deserializeUntyped, we avoid the need to declare a class to use when deserializing, and the code will continue to work even if Salesforce changes the internals of the Schema.PicklistEntry class — as long as it continues to have a validFor field.

What happens to controlvalue when picklist is inactive?

If the controlling field is a picklist, then controlValue will be assigned the label of the active picklist value, or null, if the picklist value is inactive. If the controlling field is a checkbox, then controlValue will be assigned false (when index is 0) or true (when index is 1).

How is dynamic apex used to retrieve metadata?

In Interview question part 4, we discussed how dynamic Apex can be used to retrieve metadata information about Objects or fields on Object. While writing highly configurable code, there are situation where we want to avoid hardcoding picklist values and read it realtime from field.

How to get the picklist values of a country?

We know that Country__c is a picklist, so we want to retrieve the picklist values: List ple = fieldResult.gerPicklistValues (); The only thing left for us to do is map the picklist values into an tag can use for display.