Windows Desktop Gadgets Windows桌面小工具
（重定向自Windows SideBar）
The Windows Desktop Gadgets (called Windows Sidebar in Windows Vista) was a widget engine for Microsoft Gadgets, with program name sidebar.exe. It was introduced with Windows Vista, in which it features a sidebar anchored to the side of the desktop. Its widgets, called Gadgets, can perform various tasks, such as displaying the time and date and showing the CPU usage.