相关知识点
msgbox(Windows.forms.Screen.AllScreens.length)For Each s As object In Windows.forms.Screen.AllScreens msgbox(s.Bounds.width)Next'Dim cs = Windows.forms.Screen.FromControl(basemainform) '当前屏幕
'basemainform.left = 500'basemainform.top = 0
https://msdn.microsoft.com/zh-cn/library/system.windows.forms.screen.aspx