switch leaderboard settings automatically only if play mode really changed

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/leaderboard/LeaderboardPanel.java

@@ -197,6 +197,8 @@ public class LeaderboardPanel extends FormPanel implements TimeListener, PlaySta
      * {@link #settingsUpdatedExplicitly} flag.
      */
     private boolean currentlyHandlingPlayStateChange;
+
+    private PlayModes oldPlayMode;
     
     private class SettingsClickHandler implements ClickHandler {
         private final StringMessages stringMessages;
@@ -1570,10 +1572,11 @@ public class LeaderboardPanel extends FormPanel implements TimeListener, PlaySta
         currentlyHandlingPlayStateChange = true;
         playPause.setHTML(getPlayPauseImgHtml(playState));
         playPause.setTitle(playState == PlayStates.Playing ? stringMessages.pauseAutomaticRefresh() : stringMessages.autoRefresh());
-        if (!settingsUpdatedExplicitly) {
+        if (!settingsUpdatedExplicitly && playMode != oldPlayMode) {
             updateSettings(LeaderboardSettingsFactory.getInstance().createNewSettingsForPlayMode(playMode));
         }
         currentlyHandlingPlayStateChange = false;
+        oldPlayMode = playMode;
     }
     
     private void compareCompetitors() {

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/ui/leaderboard/LeaderboardSettingsFactory.java

@@ -59,7 +59,7 @@ public class LeaderboardSettingsFactory {
         raceDetails.add(DetailType.DISPLAY_LEGS);
         ArrayList<RaceInLeaderboardDTO> raceColumns = new ArrayList<RaceInLeaderboardDTO>();
         return new LeaderboardSettings(maneuverDetails, legDetails, raceDetails, raceColumns, autoExpandFirstRace,
-                /* refresh interval */ 3000l, /* delay to live */ 5000l,
+                /* refresh interval */ null, /* delay to live */ null,
                 /* sort by column */ null, /* ascending */ true);
     }
 }