[C#]
    event TSBHTTPBeforeWebSocketClientUsedEvent OnBeforeWebSocketClientUsed;
    delegate void TSBHTTPBeforeWebSocketClientUsedEvent(Object Sender, TElWebSocketClient WSClient, TElHTTPSClient HTTPClient);

[VB.NET]
    Event OnBeforeWebSocketClientUsed As TSBHTTPBeforeWebSocketClientUsedEvent
    Delegate Sub TSBHTTPBeforeWebSocketClientUsedEvent(ByVal Sender As Object, ByVal WSClient As TElWebSocketClient, ByVal HTTPClient As TElHTTPSClient)

[Pascal]
    property OnBeforeWebSocketClientUsed : TSBHTTPBeforeWebSocketClientUsedEvent;
    TSBHTTPBeforeWebSocketClientUsedEvent = procedure(Sender : TObject; WSClient : TElWebSocketClient; HTTPClient : TElHTTPSClient) of object;

[C++]
    void get_OnBeforeWebSocketClientUsed(TSBHTTPBeforeWebSocketClientUsedEvent &pMethodOutResult, void * &pDataOutResult);
    void set_OnBeforeWebSocketClientUsed(TSBHTTPBeforeWebSocketClientUsedEvent pMethodValue, void * pDataValue);
    typedef void (SB_CALLBACK *TSBHTTPBeforeWebSocketClientUsedEvent)(void * _ObjectData, TObjectHandle Sender, TElWebSocketClientHandle WSClient, TElHTTPSClientHandle HTTPClient);

[PHP]
    TSBHTTPBeforeWebSocketClientUsedEvent|callable|NULL get_OnBeforeWebSocketClientUsed()
    void set_OnBeforeWebSocketClientUsed(TSBHTTPBeforeWebSocketClientUsedEvent|callable|NULL $Value)
    callable TSBHTTPBeforeWebSocketClientUsedEvent(TObject $Sender, TElWebSocketClient $WSClient, TElHTTPSClient $HTTPClient)

[Java]
    TSBHTTPBeforeWebSocketClientUsedEvent getOnBeforeWebSocketClientUsed();
    void setOnBeforeWebSocketClientUsed(TSBHTTPBeforeWebSocketClientUsedEvent Value);
    TSBHTTPBeforeWebSocketClientUsedEvent.Callback OnBeforeWebSocketClientUsed = new TSBHTTPBeforeWebSocketClientUsedEvent.Callback() {
        public void TSBHTTPBeforeWebSocketClientUsedEventCallback(TObject Sender, TElWebSocketClient WSClient, TElHTTPSClient HTTPClient) {
            //...
        }
    }