AddFormFieldChoiceSub

Form fields

Description

Similar to the AddFormFieldSub function but allows a choice field item's export value and display value to be set.

The function returns a temporary form field Index which can be used with the

SetFormFieldBounds, SetFormFieldCheckStyle and other functions.

function TPDFlib.AddFormFieldChoiceSub(Index: Integer; Const SubName, DisplayName: WideString): Integer;

Function PDFlib::AddFormFieldChoiceSub(Index As Long, SubName As String, DisplayName As String) As Long

int DLAddFormFieldChoiceSub(int InstanceID, int Index, wchar_t * SubName, wchar_t * DisplayName);

Index	The index of the form field to work with. The first form field has an index of 1. The form field must be a choice field.
SubName	The export value of the new sub-field. The value of the form field could be set to this name using the SetFormFieldValue function. The display name of the new sub-field.
DisplayName

0	The sub-field was not added. The specified form field may not have been a choice form field.
Non-zero	A temporary field Index