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generated by cgit v1.3.1 (git 2.54.0) at 2026-07-24 00:33:01 +0000
 


source = PresentationSource.FromVisual(owner) as HwndSource;
			if (source != null) {
				Point pointOnRootVisual = owner.TransformToAncestor(source.RootVisual).Transform(position);
				Point pointOnHwnd = pointOnRootVisual.TransformToDevice(source.RootVisual);
				return SafeNativeMethods.SetCaretPos((int)pointOnHwnd.X, (int)pointOnHwnd.Y);
			} else {
				return false;
			}
		}
		
		/// <summary>
		/// Destroys the caret previously created using <see cref="CreateCaret"/>.
		/// </summary>
		public static bool DestroyCaret()
		{
			return SafeNativeMethods.DestroyCaret();
		}
		
		[SuppressUnmanagedCodeSecurity]
		static class SafeNativeMethods
		{
			[DllImport("user32.dll")]
			public static extern int GetCaretBlinkTime();
			
			[DllImport("user32.dll")]
			[return: MarshalAs(UnmanagedType.Bool)]
			public static extern bool CreateCaret(IntPtr hWnd, IntPtr hBitmap, int nWidth, int nHeight);
			
			[DllImport("user32.dll")]
			[return: MarshalAs(UnmanagedType.Bool)]
			public static extern bool SetCaretPos(int x, int y);
			
			[DllImport("user32.dll")]
			[return: MarshalAs(UnmanagedType.Bool)]
			public static extern bool DestroyCaret();
		}
	}
}