4.4. Static Fields and MethodsIn all sample programs that you have seen, the main method is tagged with the static modifier. We are now ready to discuss the meaning of this modifier.4.4.1. Static Fields(静态域)If you define a field as static, then there
http://www.codeproject.com/Articles/10311/What-s-up-with-BeginInvoke http://www.codeproject.com/Articles/37642/Avoiding-InvokeRequired static class ControlExtensions { static public void UIThread(this Control control, Action code) { if (control.Invok