fix: send an event after succesfully import

source/components/tree-menu/tree-menu.mjs

@@ -25,10 +25,9 @@ import {
 	assembleMethodSymbol,
 	CustomElement,
 	getSlottedElements,
-	initMethodSymbol,
 	registerCustomElement,
 } from "../../dom/customelement.mjs";
-import { findTargetElementFromEvent } from "../../dom/events.mjs";
+import {findTargetElementFromEvent, fireEvent} from "../../dom/events.mjs";
 import { findElementWithSelectorUpwards } from "../../dom/util.mjs";
 import { Formatter } from "../../text/formatter.mjs";
 import { isFunction, isString } from "../../types/is.mjs";
@@ -81,7 +80,7 @@ const firstRunDoneSymbol = Symbol("firstRunDone");
  *
  * @since 1.0.0
  * @summary A TreeMenu control
- * @fires monster-fetched
+ * @fires entries-imported
  */
 class TreeMenu extends CustomElement {
 	/**
@@ -120,13 +119,13 @@ class TreeMenu extends CustomElement {
 	 * @property {string} templates.main Main template
 	 * @property {Datasource} datasource data source
 	 * @property {Object} mapping
-	 * @property {String} mapping.selector=* Path to select the appropriate entries
-	 * @property {String} mapping.labelTemplate="" template with the label placeholders in the form ${name}, where name is the key
-	 * @property {String} mapping.keyTemplate="" template with the key placeholders in the form ${name}, where name is the key
-	 * @property {String} mapping.rootReferences=['0', undefined, null]
-	 * @property {String} mapping.idTemplate=id
-	 * @property {String} mapping.parentKey=parent
-	 * @property {String} mapping.selection
+	 * @property {String} mapping.selector Path to select the appropriate entries
+	 * @property {String} mapping.labelTemplate template with the label placeholders in the form ${name}, where name is the key
+	 * @property {String} mapping.keyTemplate template with the key placeholders in the form ${name}, where name is the key
+	 * @property {String} mapping.rootReferences the root references
+	 * @property {String} mapping.idTemplate template with the id placeholders in the form ${name}, where name is the key
+	 * @property {String} mapping.parentKey the parent key
+	 * @property {String} mapping.selection the selection
 	 */
 	get defaults() {
 		return Object.assign({}, super.defaults, {
@@ -513,6 +512,7 @@ function importEntries() {
 
 	queueMicrotask(() => {
 		this.setOption("entries", options);
+		fireEvent(this, "entries-imported");
 	});
 
 	return this;