C# (CSharp) TapiCall.BeginDrop示例

示例#1

        private void btnDrop_Click(object sender, EventArgs e)
        {
            TapiCall call = GetActiveCall();

            if (call != null)
            {
                if (!AdjustCallPrivilege(call))
                {
                    return;
                }

                call.BeginDrop(
                    delegate(IAsyncResult ar)
                {
                    try
                    {
                        call.EndDrop(ar);
                    }
                    catch (TapiException ex)
                    {
                        LogError(ex.Message);
                    }
                }, null);
            }
        }