internal static IntPtr GetDC(HandleRef hWnd) { var hDc = IntGetDC(hWnd); if (hDc == IntPtr.Zero) { throw new Win32Exception(); } return(HandleCollector.Add(hDc, CommonHandles.HDC)); }
protected WpfSafeHandle(bool ownsHandle, int collectorId) : base(ownsHandle) { HandleCollector.Add(collectorId); _collectorId = collectorId; }