private void OnCommandReceived(object o, CommandEventArgs e)
{
//Incoming chat message (these opcodes are simply defined by the chat application).
if (e.SentCommand.OPCode == "21")
{
//Client said nothing?
if (e.SentCommand.Fields[1] == "")
{
return;
}
//Field 0 is the senders nickname
//Field 1 is what the sender said.
//Stop the textbox redrawing
txtReceived.SuspendLayout( );
//Set the fonts
System.Drawing.Font nickfn = new Font("Arial", 8, FontStyle.Bold);
System.Drawing.Font chatfn = new Font("Arial", 8, FontStyle.Regular);
if (e.SentCommand.Fields[0] != txtNickName.Text)
{
txtReceived.AppendTextAsRtf(e.SentCommand.Fields[0] + "> ", nickfn, RtfColor.Blue);
}
else
{
txtReceived.AppendTextAsRtf(e.SentCommand.Fields[0] + "> ", nickfn, RtfColor.Red);
}
txtReceived.AppendTextAsRtf(e.SentCommand.Fields[1] + "\r\n", chatfn, RtfColor.Black);
//Make sure the recieved textbox doesnt get too big
if (txtReceived.Text.Length > 2000)
{
txtReceived.Select(0, 500);
txtReceived.SelectedText = ".";
}
//Application.DoEvents( );
txtReceived.Select(txtReceived.Text.Length, 0);
txtReceived.ScrollToCaret( );
//Resume redraw
txtReceived.ResumeLayout(true);
//Flash window
if (chkFlashing.Checked)
{
FLASHWINFO finfo = new FLASHWINFO();
finfo.cbSize = (uint)System.Runtime.InteropServices.Marshal.SizeOf(finfo);
finfo.hwnd = this.Handle;
finfo.uCount = 600;
finfo.dwTimeout = 400;
finfo.dwFlags = PInvoke.FLASHW_TRAY | PInvoke.FLASHW_TIMER | PInvoke.FLASHW_TIMERNOFG;
if (this.WindowState == FormWindowState.Minimized)
{
PInvoke.FlashWindowEx(ref finfo);
}
}
}
//Connection or disconnection of a user
if (e.SentCommand.OPCode == "22")
{
//Field 0 is the users name
//Field 1 is 0 for disconnected, or 1 for connected
//Stop the textbox redrawing
txtReceived.SuspendLayout( );
System.Drawing.Font chatfn = new Font("Arial", 8, FontStyle.Regular);
if (e.SentCommand.Fields[1] == "0")
{
txtReceived.AppendTextAsRtf("*** " + e.SentCommand.Fields[0] + " disconnected.\r\n", chatfn, RtfColor.Green);
}
else
{
txtReceived.AppendTextAsRtf("*** " + e.SentCommand.Fields[0] + " connected.\r\n", chatfn, RtfColor.Green);
}
//Make sure the recieved textbox doesnt get too big
if (txtReceived.Text.Length > 2000)
{
txtReceived.Select(0, 500);
txtReceived.SelectedText = ".";
}
//Application.DoEvents( );
txtReceived.Select(txtReceived.Text.Length, 0);
txtReceived.ScrollToCaret( );
//Resume redraw
txtReceived.ResumeLayout(true);
}
//User list
if (e.SentCommand.OPCode == "23")
{
lstUsers.Items.Clear( );
for (int i = 0; i < e.SentCommand.Fields.Length; i++)
{
lstUsers.Items.Add(e.SentCommand.Fields[i]);
}
}
}
public static extern Int16 FlashWindowEx(ref FLASHWINFO pwfi);
