private void OnCallStateChanged(object sender, CallStateEventArgs e)
{
if (this.InvokeRequired)
{
EventHandler <CallStateEventArgs> eh = OnCallStateChanged;
this.BeginInvoke(eh, new object[] { sender, e });
return;
}
TapiLine line = (TapiLine)sender;
TapiCall call = e.Call;
foreach (ListViewItem lvi in lvCalls.Items)
{
if (lvi.Tag == call)
{
lvi.SubItems[COLUMNS_STATE].Text = call.CallState.ToString();
if (GetActiveCall() == call)
{
AdjustButtonState(call);
}
if (call.CallState == CallState.Idle)
{
call.Dispose();
lvCalls.Items.Remove(lvi);
}
break;
}
}
}
private void ActiveCallForm_FormClosed(object sender, FormClosedEventArgs e)
{
try
{
_call.Drop();
}
catch
{
}
_call.Line.CallInfoChanged -= OnCallInfoChange;
_call.Line.CallStateChanged -= OnCallStateChange;
try
{
_call.Dispose();
}
catch
{
}
}
