Rich Text box scroll to the bottom when new data is written to it

Question

My program calls Java and then redirects stdout to a RichTextBox. My problem is that the vertical scrollbar always stays at the top of the box every time data i

Answer 1

    [DllImport("user32.dll", CharSet = CharSet.Auto)]
    private static extern IntPtr SendMessage(IntPtr hWnd, int wMsg, IntPtr wParam, IntPtr lParam);
    private const int WM_VSCROLL = 277;
    private const int SB_PAGEBOTTOM = 7;

    internal static void ScrollToBottom(RichTextBox richTextBox)
    {
        SendMessage(richTextBox.Handle, WM_VSCROLL, (IntPtr)SB_PAGEBOTTOM, IntPtr.Zero);
        richTextBox.SelectionStart = richTextBox.Text.Length;
    }

ScrollToBottom(richTextBox);

by using above method you can scroll rich text box to bottom