tab.Container: createItems() => override insert() & remove() for the content container #6690

Author: tobiu

src/tab/Container.mjs

@@ -281,7 +281,23 @@ class Container extends BaseContainer {
             items                : tabComponents,
             layout               : {ntype: 'card', activeIndex: me.activeIndex, removeInactiveCards: me.removeInactiveCards},
             useActiveTabIndicator: me.useActiveTabIndicator,
-            ...me.contentContainer
+            ...me.contentContainer,
+
+            insert(index, item, silent) {
+                if (item?.isTab) {
+                    me.insert(index, item, silent)
+                } else {
+                    super.insert(index, item, silent)
+                }
+            },
+
+            remove(component, destroyItem, silent) {
+                if (component?.isTab) {
+                    me.remove(component, destroyItem, silent)
+                } else {
+                    super.remove(component, destroyItem, silent)
+                }
+            }
         }];
 
         me.itemDefaults = null;