[C#]
    event TSBSftpSecondaryChannelEvent OnSecondaryChannelOpen;
    delegate void TSBSftpSecondaryChannelEvent(Object Sender, TElCustomSSHTunnel Tunnel);

[VB.NET]
    Event OnSecondaryChannelOpen As TSBSftpSecondaryChannelEvent
    Delegate Sub TSBSftpSecondaryChannelEvent(ByVal Sender As Object, ByVal Tunnel As TElCustomSSHTunnel)

[Pascal]
    property OnSecondaryChannelOpen : TSBSftpSecondaryChannelEvent;
    TSBSftpSecondaryChannelEvent = procedure(Sender : TObject; Tunnel : TElCustomSSHTunnel) of object;

[C++]
    void get_OnSecondaryChannelOpen(TSBSftpSecondaryChannelEvent &pMethodOutResult, void * &pDataOutResult);
    void set_OnSecondaryChannelOpen(TSBSftpSecondaryChannelEvent pMethodValue, void * pDataValue);
    typedef void (SB_CALLBACK *TSBSftpSecondaryChannelEvent)(void * _ObjectData, TObjectHandle Sender, TElCustomSSHTunnelHandle Tunnel);

[PHP]
    TSBSftpSecondaryChannelEvent|callable|NULL get_OnSecondaryChannelOpen()
    void set_OnSecondaryChannelOpen(TSBSftpSecondaryChannelEvent|callable|NULL $Value)
    callable TSBSftpSecondaryChannelEvent(TObject $Sender, TElCustomSSHTunnel $Tunnel)

[Java]
    TSBSftpSecondaryChannelEvent getOnSecondaryChannelOpen();
    void setOnSecondaryChannelOpen(TSBSftpSecondaryChannelEvent Value);
    TSBSftpSecondaryChannelEvent.Callback OnSecondaryChannelOpen = new TSBSftpSecondaryChannelEvent.Callback() {
        public void TSBSftpSecondaryChannelEventCallback(TObject Sender, TElCustomSSHTunnel Tunnel) {
            //...
        }
    }