本程序实现了在桌面上显示一张图片的功能，并能设置透明度、拖动、设置边框和缩放图片。本程序属于本人练习之作。-the program in a desktop displayed on a picture of functions, and can set transparency, drag, set fr a me and zoom pictures. I belong to the procedures for practicing

本程序实现了在桌面上显示一张图片的功能，并能设置透明度、拖动、设置边框和缩放图片。本程序属于本人练习之作。-the program in a desktop displayed on a picture of functions, and can set transparency, drag, set fr a me and zoom pictures. I belong to the procedures for practicing