Ticket #3288: selection_panels_v2.patch

binaries/data/mods/public/gui/session/selection_panels.js

@@ -778 +778 @@
     "getItems": function(unitEntState, selection)
     {
         // TODO 8 is the row lenght, make variable
         if (getNumberOfRightPanelButtons() > 8 && selection.length > 1)
             return [];
-        for (var ent of selection)
+
+        let techs = [];
+        for (let ent of selection)
         {
-            var entState = GetEntityState(ent);
-            if (entState.production && entState.production.technologies.length)
-                return entState.production.technologies;
+            let entState = GetEntityState(ent);
+            if (entState.production && entState.production.technologies)
+                for (let tech of entState.production.technologies)
+                    if (techs.indexOf(tech) == -1)
+                        techs.push(tech);
         }
-        return [];
+        return techs;
     },
     "hideItem": function(i, rowLength) // called when no item is found
     {
         Engine.GetGUIObjectByName("unitResearchButton["+i+"]").hidden = true;
         // We also remove the paired tech and the pair symbol