This Visual is not connected to a PresentationSource. #461
Description
I was going to close MarkPad on Surface Pro 4 and hit this. Latest release build from ClickOnce install.
Date and Time: 2016/1/17 23:14:32
OS Version: Microsoft Windows NT 6.2.9200.0
Application Domain: DefaultDomain
Assembly Codebase: file:///C:/Users/d/AppData/Local/Apps/2.0/X5HGOY35.XNC/COZ8XMDY.28R/mark...app_0000000000000000_0000.000a_4fe90f97b0816791/MarkPad.exe
Assembly Full Name: MarkPad, Version=0.10.0.12, Culture=neutral, PublicKeyToken=null
Assembly Version: 0.10.0.12
Assembly Build Date: 2016/1/17 15:05:36
Exception Source: PresentationCore
Exception Type: System.InvalidOperationException
Exception Message: This Visual is not connected to a PresentationSource.
Exception Target Site: PointFromScreen
---- Stack Trace ----
System.Windows.Media.Visual.PointFromScreen(Point point)
MarkPad.exe: N 7570221
MahApps.Metro.Behaviours.BorderlessWindowBehavior.HwndHook(IntPtr hWnd, Int32 message, IntPtr wParam, IntPtr lParam, Boolean& handled)
MarkPad.exe: N 00934
System.Windows.Interop.HwndSource.PublicHooksFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
MarkPad.exe: N 00111
MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
MarkPad.exe: N 00154
MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
MarkPad.exe: N 00106
System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
MarkPad.exe: N 00081
System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
MarkPad.exe: N 00051