X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=telegps%2FTeleGPS.java;h=1898a668057b363751bb448b74433598407134aa;hp=2503d53e4d92b47d658868976c6fbb27f6156196;hb=8cb41ce9a64029b611b3595c86a4a8e74b952ff4;hpb=db2443fdbf65b65703217174303027c439124a83

diff --git a/telegps/TeleGPS.java b/telegps/TeleGPS.java
index 2503d53e..1898a668 100644
--- a/telegps/TeleGPS.java
+++ b/telegps/TeleGPS.java
@@ -323,6 +323,9 @@ public class TeleGPS
 
 	void add_frequency_menu(int serial, final AltosFlightReader reader) {
 		// Channel menu
+		if (frequencies != null)
+			return;
+
 		frequencies = new AltosFreqList(AltosUIPreferences.frequency(serial));
 		frequencies.set_product("Monitor");
 		frequencies.set_serial(serial);
@@ -343,6 +346,7 @@ public class TeleGPS
 	void remove_frequency_menu() {
 		if (frequencies != null) {
 			menu_bar.remove(frequencies);
+			menu_bar.repaint();
 			frequencies = null;
 		}
 	}
@@ -366,6 +370,7 @@ public class TeleGPS
 	}
 
 	private void close() {
+		disconnect();
 		AltosUIPreferences.unregister_font_listener(this);
 		AltosPreferences.unregister_units_listener(this);
 		setVisible(false);