/// <summary>
/// Maintains performance while updating.
/// </summary>
/// <remarks>
/// <para>
/// It is recommended to call this method before doing
/// any major updates that you do not wish the user to
/// see. Remember to call EndUpdate when you are finished
/// with the update. Nested calls are supported.
/// </para>
/// <para>
/// Calling this method will prevent redrawing. It will
/// also setup the event mask of the underlying richedit
/// control so that no events are sent.
/// </para>
/// </remarks>
public void BeginUpdate()
{
// Deal with nested calls.
++updating;
if (updating > 1)
return;
// Prevent the control from raising any events.
oldEventMask = Win32Helper.SendMessage(this.Handle.ToInt32(),
Win32Helper.EM_SETEVENTMASK, 0, 0);
// Prevent the control from redrawing itself.
Win32Helper.SendMessage(this.Handle.ToInt32(),
Win32Helper.WM_SETREDRAW, 0, 0);
}
/// <summary>
/// Processs the telnet.
/// </summary>
/// <param name="bytes">Bytes yo process</param>
internal byte[] ProcessTelnet(byte[] bytes)
{
byte[] to = new byte[bytes.Length];
int i = 0;
int pos = 0;
while (i < bytes.Length)
{
byte b = bytes[i];
switch (b)
{
case BELL:
{
if (main.Config.BellSound != null)
{
Win32Helper.PlaySound(main.Config.BellSound);
}
else
{
Win32Helper.PlaySoundEvent("SystemAsterisk");
}
++i;
break;
}
case IAC:
{
//MessageBox.Show("In IAC");
++i;
if (i < bytes.Length)
{
b = bytes[i];
switch (b)
{
case WILL:
{
++i;
if (i < bytes.Length)
{
b = bytes[i];
switch (b)
{
case TELOPT_ECHO:
{
//FIXME main.Echo = false;
++i;
break;
}
}
}
break;
}
case WONT:
{
++i;
if (i < bytes.Length)
{
b = bytes[i];
switch (b)
{
case TELOPT_ECHO:
{
//FIX ME main.Echo = true;
++i;
break;
}
}
}
break;
}
}
}
break;
} //case IAC
default:
{
to[pos++] = bytes[i++];
break;
}
} //switch(b)
} //while
return(to);
}
/// <summary>
/// Scrolls to the bottom.
/// </summary>
public void ScrollToBottom()
{
Win32Helper.SendMessage(this.Handle.ToInt32(), Win32Helper.WM_VSCROLL, Win32Helper.SB_BOTTOM, 1);
}
private void btnPlay_Click(object sender, EventArgs e)
{
Win32Helper.PlaySound(txtBellSound.Text);
}