能获取到当前托盘区的程序图标信息（托盘信息），不包括被收起来的图标，如获取当前登陆的QQ号码，用于某些特殊的验证（只有登陆了某个QQ号码才能运行某个程序）（win7下测试通过）-Can access to the current program icon tray area information (tray), does not include the icon was away, such as access to current landing QQ number, for some special validation (only landed a QQ number to run a program) (under Windows 7 test pass)