Fixed an error when disposing (#391)

Author: ota-meshi

packages/cheetah-grid/package.json

@@ -1,6 +1,6 @@
 {
   "name": "cheetah-grid",
-  "version": "1.8.5",
+  "version": "1.8.6",
   "description": "Cheetah Grid is a high performance grid engine that works on canvas",
   "keywords": [
     "spreadsheet",

packages/cheetah-grid/src/js/columns/action/internal/InlineMenuElement.ts

@@ -225,7 +225,6 @@ export class InlineMenuElement<T> {
     delete this._menu;
     this._beforePropEditor = null;
     menu.parentElement?.removeChild(menu);
-    this._deregisterBodyClickListener();
   }
   attach(
     grid: ListGridAPI<T>,

packages/cheetah-grid/src/test/ListGrid_sample.html

@@ -32,6 +32,7 @@ <h1>ListGrid Example</h1>
 	<button id="filter">filter</button>
 	<button id="unfilter">unfilter</button>
 	<button id="focus">focus</button>
+	<button id="dispose">dispose</button>
 	<div id="parent" style="width: 100%;height: calc(100% - 62px);">
 	</div>
 	<script type="text/javascript" src="./ListGrid_sample.js"></script>

packages/cheetah-grid/src/test/ListGrid_sample.js

@@ -262,7 +262,6 @@ Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deseru
 	};
 	// filter
 
-
 	/////// jump
 	const focusButton = document.querySelector('#focus');
 	focusButton.onclick = function() {
@@ -271,6 +270,11 @@ Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deseru
 	};
 	/////// jump
 
+	const disposeButton = document.querySelector('#dispose');
+	disposeButton.onclick = function() {
+		grid.dispose();
+	};
+
 	cheetahGrid.register.theme('RED', cheetahGrid.themes.default.extends({
 		color: 'red',
 		defaultBgColor: '#FDD',

packages/vue-cheetah-grid/package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-cheetah-grid",
-  "version": "1.8.5",
+  "version": "1.8.6",
   "description": "Cheetah Grid for Vue.js",
   "main": "lib/index.js",
   "unpkg": "dist/vueCheetahGrid.js",