/// <summary>
/// Gets all windows associated with a process.
/// </summary>
/// <param name="process"> The process. </param>
/// <returns>
/// The array with all window handles to all the windows of the specified process.
/// An empty array is returned if the process does not have any windows.
/// </returns>
/// <exception cref="ArgumentNullException"> <paramref name="process" /> is null. </exception>
public static IntPtr[] GetWindows(Process process)
{
if (process == null)
{
throw new ArgumentNullException(nameof(process));
}
IntPtr[] allWindows = WindowsWindow.FindTopWindows();
IntPtr[] foundWindows = (from w in allWindows
where WindowsWindow.GetProcess(w)
.Id == process.Id
select w).ToArray();
return(foundWindows);
}
