How to filter Segmented Entry based on Account Type in Ax 2012

filter Segmented Entry based on Account Type

1. Create a form 
2. Override form Init and write below code 
3. Take data source as LedgerJournalTrans

public class FormRun extends ObjectRun

{

    DimensionDynamicAccountController   dimAccountController;

    

}

public void init()

{

    super();

    dimAccountController = DimensionDynamicAccountController::construct(ledgerJournalTrans_ds,

                                    fieldStr(LedgerJournalTrans, LedgerDimension),

                                    fieldStr(LedgerJournalTrans, AccountType));

}

 3.Under design override two controls i.e ComboBox and Segmented Entry control

 4.Under Segmented Entry control override below methods and set below code & properties

public void jumpRef()

{

    dimAccountController.jumpRef();

}

public void loadAutoCompleteData(LoadAutoCompleteDataEventArgs _e)

{

    super(_e);

    dimAccountController.loadAutoCompleteData(_e);

}

public void loadSegments()

{

    super();

    dimAccountController.parmControl(this);

    dimAccountController.loadSegments();

}

public void lookup()

{

    switch (LedgerJournalTrans.AccountType)

    {

        case LedgerJournalACType::Bank:

            BankAccountTable::lookupBankAccount(this);

            break;

        case LedgerJournalACType::Cust:

            CustTable::lookupCustomer(this);

            break;

        case LedgerJournalACType::FixedAssets:

            AssetTable::lookupAccountNum(this);

            break;

        case LedgerJournalACType::Ledger:

            super();

            break;

        case LedgerJournalACType::Vend:

            VendTable::lookupVendor(this);

            break;

        default:

            super();

            break;

    }

}

public Common resolveReference()

{

    Common ret;

    ret = dimAccountController.resolveReference();

    return ret;

}

public void segmentValueChanged(SegmentValueChangedEventArgs _e)

{

    super(_e);

    dimAccountController.segmentValueChanged(_e);

}

public boolean validate()

{

    boolean isValid;

    isValid = super();

    isValid = dimAccountController.validate() && isValid;

    return isValid;

}