Introduction - If you have any usage issues, please Google them yourself
This routine is to use Windows API function Shell_NotifyIcon () function to achieve the system tray icon, this function and other functions to deal with Windows shell ShellAPI units are included in the window created in the Windows task bar at the bottom right corner to create a tray icon , ICON icon alternately by the two, when the window minimized only when the taskbar tray icon, when left-click tray icon to restore the window, the icon to stop the turn.