本程序中，每点击一次“增加亮度”，图像灰度提升16；每点击一次“降低亮度”，图像灰度降低16-this program, each click "increasing brightness," Grayhound upgrade 16; Each click "lower brightness," lower 16 Grayhound

VC编程规范,虽然不大,但是非常全面而简洁,不可多得,能有效提升代码的质量-VC programming specification, although is not big, but very comprehensive and concise, rare, can effectively improve the quality of the code