fix selection loss when checking/unchecking list

jaredly · Aug 20, 2018 · 54fd8be · 54fd8be
1 parent 5258163
commit 54fd8be
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/formats/list.js b/formats/list.js
@@ -24,13 +24,15 @@ class ListItem extends Block {
   constructor(scroll, domNode) {
     super(scroll, domNode);
     const ui = domNode.ownerDocument.createElement('span');
-    const listEventHandler = () => {
+    const listEventHandler = e => {
       if (!scroll.isEnabled()) return;
       const format = this.statics.formats(domNode, scroll);
       if (format === 'checked') {
         this.format('list', 'unchecked');
+        e.preventDefault();
       } else if (format === 'unchecked') {
         this.format('list', 'checked');
+        e.preventDefault();
       }
     };
     ui.addEventListener('mousedown', listEventHandler);