Callback: AEFGadgetMustHaveValue
Arguments: Gadget - Gadget whose value is to be checked
msgFile - message file name
msg_id - message id to use
default_msg - default message if message file not found
  
Description: Given a gadget, the message file name, message number and a default message, throw an exception if the specified gadget does NOT have a value set. No arguments to the message are allowed.
Example:
Button {
	Name = SetGadgetValue;
	Title = "SetGadgetValue";
	/* This button will call a callback
	 * that checks the value of a gadget
	 * to ensure it has a value set.
	*/
	Commands = 
	AEFGadgetMustHaveValue&/.../FinalValue
		("mymsgfile","1","This gadget must have a value");
}
    
Supported AEF DSL Callbacks 157 Tivoli®  SecureWay Application Management Toolkit Guide