Add alert for edit mode

src/panels/home/ha-panel-home.ts

@@ -5,9 +5,10 @@ import { debounce } from "../../common/util/debounce";
 import { deepEqual } from "../../common/util/deep-equal";
 import type { LovelaceDashboardStrategyConfig } from "../../data/lovelace/config/types";
 import type { HomeAssistant, PanelInfo, Route } from "../../types";
+import "../lovelace/hui-root";
 import { generateLovelaceDashboardStrategy } from "../lovelace/strategies/get-strategy";
 import type { Lovelace } from "../lovelace/types";
-import "../lovelace/hui-root";
+import { showAlertDialog } from "../lovelace/custom-card-helpers";
 
 const HOME_LOVELACE_CONFIG: LovelaceDashboardStrategyConfig = {
   strategy: {
@@ -90,7 +91,6 @@ class PanelHome extends LitElement {
         .lovelace=${this._lovelace}
         .route=${this.route}
         .panel=${this.panel}
-        no-edit
       ></hui-root>
     `;
   }
@@ -101,15 +101,13 @@ class PanelHome extends LitElement {
       this.hass
     );
 
-    const rawConfig = HOME_LOVELACE_CONFIG;
-
     if (deepEqual(config, this._lovelace?.config)) {
       return;
     }
 
     this._lovelace = {
       config: config,
-      rawConfig: rawConfig,
+      rawConfig: config,
       editMode: false,
       urlPath: "home",
       mode: "generated",
@@ -117,11 +115,21 @@ class PanelHome extends LitElement {
       enableFullEditMode: () => undefined,
       saveConfig: async () => undefined,
       deleteConfig: async () => undefined,
-      setEditMode: () => undefined,
+      setEditMode: this._setEditMode,
       showToast: () => undefined,
     };
   }
 
+  private _setEditMode = () => {
+    // For now, we just show an alert that edit mode is not supported.
+    // This will be expanded in the future.
+    showAlertDialog(this, {
+      title: "Edit mode not available",
+      text: "The Home panel does not support edit mode.",
+      confirmText: this.hass.localize("ui.common.ok"),
+    });
+  };
+
   static readonly styles: CSSResultGroup = css`
     :host {
       display: block;

src/panels/lovelace/hui-root.ts

@@ -289,10 +289,7 @@ class HUIRoot extends LitElement {
             "yaml",
         overflow: true,
       },
-    ];
+      {
-
-    if (!this.noEdit) {
-      items.push({
         icon: mdiPencil,
         key: "ui.panel.lovelace.menu.configure_ui",
         overflowAction: this._handleEnableEditMode,
@@ -303,8 +300,8 @@ class HUIRoot extends LitElement {
           !this.hass!.config.recovery_mode,
         overflow: true,
         overflow_can_promote: true,
-      });
+      },
-    }
+    ];
 
     const overflowItems = items.filter((i) => i.visible && i.overflow);
     const overflowCanPromote =