Since there are so many Win32 Api functions,which are difficult to master,we must grasp the main point of calling Win32 Api function,then we can develop the more practical and efficient and complexing Windows application program.

• 由于Win32 Api函数众多且难于掌握；因此；必须灵活把握调用Api函数的要点；才能开发出更实用、更具效率、更复杂功能的Windows应用程序.