Capture Payment Gateways response in WPF client appication

Hi Friend,

I need help. I am developing WPF client application. My application like

Cient PC will check internet connectivity. If yes then we simply call payment gatways in a browser. If gateways return success then capture it in client application. I am very much new in WPF. I have seen people develop anriod apps. They are using Browsable Intent for capturing value of gatways response. Same thing I have to implement.How can I achive it WPF.

Please suggest.

If sample code or link available then it will be helpful.

BR,