在一个窗口中央加载一个任意位图，位图面积为窗口面积的四分之一，当即鼠标左键或键盘上的向上箭头时位图向上移动，当移动到上边界时，窗口显示“不能再向上移动了”字样，当点击鼠标右键或键盘上的向下箭头时，位图向下移动，当到达窗口的下边界时，屏幕显示“不能再向下移动了”字样。-window in a central loading an arbitrary Bitmap bitmap area of the quarter window area. immediately keyboard or mou

非MFC，存SDK方式实现，简单的演示了鼠标事件，和位图的载入等等，出处不详-Non-MFC, keep SDK means, a simple demonstration of the mouse events, and bitmap of loading, etc., provenance unknown

MFC绘制不规则窗口,载入一张位图，然后根据想要的图形，去掉多余的颜色，保留想要的颜色，用选出的颜色区域将窗口绘成不规则窗口-MFC drawing irregular window, loading a bitmap, and then you want graphics, get rid of the excess color, to retain the desired color, the color with the selected window area will be paint

MFC在基本型对话框工程中为程序添加启动窗体,简单实用,通过载入位图实现，缺点是登陆窗体并未隐藏而是被启动窗体遮盖了-MFC dialog box in the basic procedures for adding the project to start the form, simple and practical implementation by loading a bitmap, the disadvantage is hidden login form but are not cov