How to connect gmail account through VC#

I want to write a simple program which has a username a开发者_如何学Gond password field when I click the button it should display a message box saying "Successful login" and connect with my gmail account.

The code should use Http header..

http://code.msdn.microsoft.com/CSharpGmail

You should be clearer about what you want - the title says

How to connect gmail account through VC#

For that, the answer given by FractalizeR is correct

If all you want is to show a message than that's another story, try:

MessageBox.Show("MessageTextHere", "CaptionTextHere")

Or any of it's many variants