tasks:fix dolphin context menu with plasma 5.25

--update context menu code in order to be relevant with
plasma 5.25

plasmoid/package/contents/ui/ContextMenu.qml

@@ -97,32 +97,14 @@ PlasmaComponents.ContextMenu {
     }
 
     function loadDynamicLaunchActions(launcherUrl) {
-        var sections = [];
+        var sections = [
-
-        //From Plasma 5.10 and frameworks 5.34, places are also supported
-        if (LatteCore.Environment.frameworksVersion >= 336384
-                && (typeof backend.placesActions === "function")) {
-            sections = [
                     {
                         title:   i18n("Places"),
                         group:   "places",
                         actions: backend.placesActions(launcherUrl, showAllPlaces, menu)
                     },
                     {
-                            title:   i18n("Recent Documents"),
+                        title:   i18n("Recent Files"),
-                            group:   "recents",
-                            actions: backend.recentDocumentActions(launcherUrl, menu)
-                        },
-                        {
-                            title:   i18n("Actions"),
-                            group:   "actions",
-                            actions: backend.jumpListActions(launcherUrl, menu)
-                        }
-                    ];
-        } else {
-            sections = [
-                        {
-                            title:   i18n("Recent Documents"),
                         group:   "recents",
                         actions: backend.recentDocumentActions(launcherUrl, menu)
                     },
@@ -131,8 +113,14 @@ PlasmaComponents.ContextMenu {
                         group:   "actions",
                         actions: backend.jumpListActions(launcherUrl, menu)
                     }
-                    ];
+                ]
+
+        // C++ can override section heading by returning a QString as first action
+        sections.forEach((section) => {
+                             if (typeof section.actions[0] === "string") {
+                                 section.title = section.actions.shift(); // take first
                              }
+                         });
 
         // QMenu does not limit its width automatically. Even if we set a maximumWidth
         // it would just cut off text rather than eliding. So we do this manually.
@@ -140,14 +128,19 @@ PlasmaComponents.ContextMenu {
         var maximumWidth = theme.mSize(theme.defaultFont).width * 22;
 
         sections.forEach(function (section) {
-            // Always show the "Actions:" header, since we visually merge
-            // This section with the one beneath it that shows universal actions
             if (section["actions"].length > 0 || section["group"] == "actions") {
+                // Don't add the "Actions" header if the menu has nothing but actions
+                // in it, because then it's redundant (all menus have actions)
+                if (
+                        (section["group"] != "actions") ||
+                        (section["group"] == "actions" && (sections[0]["actions"].length > 0 || sections[1]["actions"].length > 0))
+                        ) {
                     var sectionHeader = newMenuItem(menu);
                     sectionHeader.text = section["title"];
                     sectionHeader.section = true;
                     menu.addMenuItem(sectionHeader, startNewInstanceItem);
                 }
+            }
 
             for (var i = 0; i < section["actions"].length; ++i) {
                 var item = newMenuItem(menu);
@@ -165,7 +158,7 @@ PlasmaComponents.ContextMenu {
                 }
 
                 if (elided) {
-                    item.action.text += "...";
+                    item.action.text += "…";
                 }
 
                 menu.addMenuItem(item, startNewInstanceItem);