//Clients call this service operation to subscribe.
//A price change event handler is registered for this client instance.
//public void Subscribe()
public bool Subscribe(string userName, string password)
{
if (userName == "umerazizmalik" && password == "abdulaziz")
{
callback = OperationContext.Current.GetCallbackChannel <ISampleClientContract>();
priceChangeHandler = new PriceChangeEventHandler(PriceChangeHandler);
PriceChangeEvent += priceChangeHandler;
return(true);
}
else
{
return(false);
}
}
//Clients call this service operation to subscribe.
//A price change event handler is registered for this client instance.
public void Subscribe()
{
callback = OperationContext.Current.GetCallbackChannel<ISampleClientContract>();
priceChangeHandler = new PriceChangeEventHandler(PriceChangeHandler);
PriceChangeEvent += priceChangeHandler;
}
//Clients call this service operation to subscribe.
//A price change event handler is registered for this client instance.
public void Subscribe()
{
callback = OperationContext.Current.GetCallbackChannel <ISampleClientContract>();
priceChangeHandler = new PriceChangeEventHandler(PriceChangeHandler);
PriceChangeEvent += priceChangeHandler;
}