可显示百分比、文字、渐变色的进度条ActiveX控件源代码-can show that the percentage of text, color graded on the progress of the source code for ActiveX

vc2008,wtl81,json,利用WTL81编写的属性页，带进度条的文件拷贝功能-vc2008, wtl81, json, use of the property pages written by WTL81, with the progress of the file copy function