Display the 'No menu available for this object' message if the selected tree node does not have any options. #5775

web/pgadmin/browser/static/js/MainMenuFactory.js

@@ -113,4 +113,16 @@ export default class MainMenuFactory {
     Menu.sortMenus(menuList);
     return menuList;
   }
+
+  static checkNoMenuOptionForNode(d){
+    let selectedNodeFromNodes=pgAdmin.Browser.Nodes[d._type];
+    let selectedNode=pgAdmin.Browser.tree.selected();
+    let flag=!_.isUndefined(selectedNodeFromNodes.showMenu);
+    if(flag){
+      var showMenu = selectedNodeFromNodes.showMenu(d, selectedNode);
+      return {flag:showMenu?false:flag,showMenu};
+    } else{
+      return {flag,showMenu:undefined};
+    }
+  }
 }

web/pgadmin/browser/static/js/browser.js

@@ -378,6 +378,19 @@ define('pgadmin.browser', [
     masterpass_callback_queue: [],
     getMenuList: function(name, item, d, skipDisabled=false) {
       let obj = this;
+      //This 'checkNoMenuOptionForNode' function will check if showMenu flag is present or not for selected node
+      let {flag,showMenu}=MainMenuFactory.checkNoMenuOptionForNode(d);
+      if(flag){
+        if(showMenu===false){
+          return [MainMenuFactory.createMenuItem({
+            enable : false,
+            label: gettext('No menu available for this object.'),
+            name:'',
+            priority: 1,
+            category: 'create',
+          })];
+        }
+      }else{
         let category = {
           'common': []
         };
@@ -449,6 +462,7 @@ define('pgadmin.browser', [
         }
 
         return menuItemList;
+      }
     },
     // Enable/disable menu options
     enable_disable_menus: function(item) {

web/pgadmin/static/js/tree/tree_init.tsx

@@ -108,7 +108,7 @@ function BrowserTree(props) {
         return <PgMenuDivider key={i}/>;
     }
     if(menuItem.isDisabled) {
-      return <React.Fragment key={i}></React.Fragment>;
+      return <React.Fragment key={i}><div style={{padding: '0 0.7rem',opacity: '0.5'}}>{menuItem.label}</div></React.Fragment>;
     }
     const hasCheck = typeof menuItem.checked == 'boolean';