在这个程序中当工具栏比较复杂，选项较多时隹隹需要一个平移按钮，且会弹出一个下拉的菜单-When the toolbar of this program becomes complex and owns many options, a extract button is needed and will pop up an context menu.

耐心说明您提供的文件包含的内容和具体功能有解压密码的要说明密码。请先删除编译后的debug/release目录以减少压缩包大小 -patiently for the document contains the specific content and function to extract passwords note password. Please delete compiled the debug / release directory to reduce the size of co