FSClient.Call.call_ContextMenuOpened C# (CSharp) Méthode

        private void call_ContextMenuOpened(object sender, RoutedEventArgs e)
        {
            ContextMenu menu = sender as ContextMenu;
            menu.Items.Clear();

            MenuItem item;
            if (call_ended) {
                menu.Items.Add(CreateMenuItem("Remove Call From History", RemoveCallFromHistory));
                menu.Items.Add(CreateMenuItem("Call on Account " + account.name, create_outgoing_call));
            }
            else {
                if (am_recording_file != null)
                    menu.Items.Add(CreateMenuItem("Stop Recording Call", StopRecordCall));
                else if (broker.recordings_folder != null)
                    menu.Items.Add(CreateMenuItem("Record Call", RecordCall));
                menu.Items.Add(CreateMenuItem("Transfer", TransferPrompt));
                menu.Items.Add(CreateMenuItem("Conference", ConferenceAdd));
                item = new MenuItem() { Header = "Their Volume" };
                for (int x = -4; x <= 4; x++) {
                    int val = x;
                    item.Items.Add(CreateMenuItem("Level " + x + (other_audio_level == x ? "*" : ""), () => SetOtherPartyAudioLevel(val)));
                }
                menu.Items.Add(item);
                item = new MenuItem() { Header = "Your Volume" };
                for (int x = -4; x <= 4; x++) {
                    int val = x;
                    item.Items.Add(CreateMenuItem("Level " + x + (our_audio_level == x ? "*" : ""), () => SetOurAudioLevel(val)));
                }
                menu.Items.Add(item);
                menu.Items.Add(CreateMenuItem("End Call", hangup));
            }
            if (!String.IsNullOrWhiteSpace(dtmfs))
                menu.Items.Add(CreateMenuItem("Remove Call DTMF Presses", () => { dtmfs = ""; }));

            if (CallRightClickMenuShowing != null) {
                CallRightClickMenuShowing(this, new CallRightClickEventArgs { call = this, menu = menu });
            }
        }