added gap to leader, distance to leader and number of maneuvers to live details

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

@@ -260,8 +260,10 @@ public class LeaderboardPanel extends FormPanel implements TimeListener, PlaySta
         selectedLegDetails.addAll(newSettings.getLegDetailsToShow());
         selectedRaceDetails.clear();
         selectedRaceDetails.addAll(newSettings.getRaceDetailsToShow());
-        selectedRaceColumns.clear();
-        selectedRaceColumns.addAll(newSettings.getRaceColumnsToShow());
+        if (newSettings.getRaceColumnsToShow() != null) {
+            selectedRaceColumns.clear();
+            selectedRaceColumns.addAll(newSettings.getRaceColumnsToShow());
+        }
         setAutoExpandFirstRace(false); // avoid expansion during updateLeaderboard(...); will expand later if it was expanded before
         // update leaderboard after settings panel column selection change
         updateLeaderboard(leaderboard);

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

@@ -49,6 +49,10 @@ public class LeaderboardSettings {
         return raceDetailsToShow;
     }
     
+    /**
+     * If <code>null</code>, this is to mean that the race columns should not be modified by
+     * {@link LeaderboardPanel#updateSettings(LeaderboardSettings)}.
+     */
     public List<RaceInLeaderboardDTO> getRaceColumnsToShow(){
         return raceColumnsToShow;
     }

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

@@ -32,8 +32,11 @@ public class LeaderboardSettingsFactory {
                 legDetails.add(DetailType.AVERAGE_SPEED_OVER_GROUND_IN_KNOTS);
                 legDetails.add(DetailType.RANK_GAIN);
                 ArrayList<DetailType> raceDetails = new ArrayList<DetailType>();
-                ArrayList<RaceInLeaderboardDTO> raceColumns = new ArrayList<RaceInLeaderboardDTO>();
-                settings = new LeaderboardSettings(maneuverDetails, legDetails, raceDetails, raceColumns, true,
+                raceDetails.add(DetailType.RACE_GAP_TO_LEADER_IN_SECONDS);
+                raceDetails.add(DetailType.RACE_DISTANCE_TO_LEADER_IN_METERS);
+                raceDetails.add(DetailType.NUMBER_OF_MANEUVERS);
+                settings = new LeaderboardSettings(maneuverDetails, legDetails, raceDetails,
+                        /* don't change raceColumns */ null, true,
                         /* refresh interval */ 3000l, /* delay to live */ 5000l,
                         /* sort by column */ null, /* ascending */ true);
                 break;