public extern static Int32 GetThemeSysString(IntPtr hTheme, int iStringId, out StringBuilder stringSys, int stringSysLength);

Declare Function GetThemeSysString Lib "uxtheme.dll" (TODO) As TODO

Public Shared Function GetThemeSysString(hTheme As IntPtr, iStringId As Integer, ByRef stringSys As StringBuilder, stringSysLength As Integer) As Int32