[C#]
    event TSBXAdESBeforeSaveUnsignedPropertyEvent OnBeforeSaveUnsignedProperty;
    delegate void TSBXAdESBeforeSaveUnsignedPropertyEvent(Object Sender, TElXMLAdESElement Element);

[VB.NET]
    Event OnBeforeSaveUnsignedProperty As TSBXAdESBeforeSaveUnsignedPropertyEvent
    Delegate Sub TSBXAdESBeforeSaveUnsignedPropertyEvent(ByVal Sender As Object, ByVal Element As TElXMLAdESElement)

[Pascal]
    property OnBeforeSaveUnsignedProperty : TSBXAdESBeforeSaveUnsignedPropertyEvent;
    TSBXAdESBeforeSaveUnsignedPropertyEvent = procedure(Sender : TObject; Element : TElXMLAdESElement) of object;

[C++]
    void get_OnBeforeSaveUnsignedProperty(TSBXAdESBeforeSaveUnsignedPropertyEvent &pMethodOutResult, void * &pDataOutResult);
    void set_OnBeforeSaveUnsignedProperty(TSBXAdESBeforeSaveUnsignedPropertyEvent pMethodValue, void * pDataValue);
    typedef void (SB_CALLBACK *TSBXAdESBeforeSaveUnsignedPropertyEvent)(void * _ObjectData, TObjectHandle Sender, TElXMLAdESElementHandle Element);

[PHP]
    TSBXAdESBeforeSaveUnsignedPropertyEvent|callable|NULL get_OnBeforeSaveUnsignedProperty()
    void set_OnBeforeSaveUnsignedProperty(TSBXAdESBeforeSaveUnsignedPropertyEvent|callable|NULL $Value)
    callable TSBXAdESBeforeSaveUnsignedPropertyEvent(TObject $Sender, TElXMLAdESElement $Element)

[Java]
    TSBXAdESBeforeSaveUnsignedPropertyEvent getOnBeforeSaveUnsignedProperty();
    void setOnBeforeSaveUnsignedProperty(TSBXAdESBeforeSaveUnsignedPropertyEvent Value);
    TSBXAdESBeforeSaveUnsignedPropertyEvent.Callback OnBeforeSaveUnsignedProperty = new TSBXAdESBeforeSaveUnsignedPropertyEvent.Callback() {
        public void TSBXAdESBeforeSaveUnsignedPropertyEventCallback(TObject Sender, TElXMLAdESElement Element) {
            //...
        }
    }