private void VideoDlg_FormClosing(object sender, FormClosingEventArgs e)
{
if (this.userid > 0 && unsubscribe_cmdid == 0)
{
if (MessageBox.Show("Do you wish to stop receiving video from this user?", "Close Video",
MessageBoxButtons.YesNo) == DialogResult.Yes)
{
//we wait for the server to repond to us that we'll no
//longer receive video from this user.
ttclient.OnCmdProcessing += new TeamTalk.CommandProcessing(ttclient_OnCmdProcessing);
//figure out how we're subscribing to video
Subscription subtype = Subscription.SUBSCRIBE_NONE;
User user = new User();
if (ttclient.GetUser(this.userid, ref user))
{
if (user.uLocalSubscriptions.HasFlag(Subscription.SUBSCRIBE_VIDEOCAPTURE))
{
subtype = Subscription.SUBSCRIBE_VIDEOCAPTURE;
}
else if (user.uLocalSubscriptions.HasFlag(Subscription.SUBSCRIBE_INTERCEPT_VIDEOCAPTURE))
{
subtype = Subscription.SUBSCRIBE_INTERCEPT_VIDEOCAPTURE;
}
}
//store the command ID we get back from the client instance
unsubscribe_cmdid = ttclient.DoUnsubscribe(this.userid, subtype);
e.Cancel = true;
}
else
{
e.Cancel = true;
}
}
else
{
ttclient.OnUserVideoCapture -= ttclient_OnUserVideoFrame;
}
}