VC设计程序界面背景色渐变色，窗口渐变色实例，完全用代码生成的渐变色，原生态的细腻自然色，非使用图片，效果截图如图。-The VC design program interface background color gradient, the gradient of the window instance, the gradient completely code generation, delicate natural color of the original ecology of the non-use picture effect screenshot shown in Figure.