feat(draggabletree): add event beforeDragStart

phphe · phphe · commit 82f9e752365b · 2023-08-31T09:08:19.000+08:00
affects: @he-tree/vue
diff --git a/packages/he-tree-vue/src/components/DraggableTree.ts b/packages/he-tree-vue/src/components/DraggableTree.ts
@@ -299,6 +299,7 @@ const cpt = defineComponent({
         if (!this.isDraggable(dragNode)) {
           return;
         }
+        this.$emit("beforeDragStart", dragNode);
         return rootEl;
       },
       onDragStart: (event) => {

Original file line number	Diff line number	Diff line change
`@@ -299,6 +299,7 @@ const cpt = defineComponent({`
`299`	`299`	`if (!this.isDraggable(dragNode)) {`
`300`	`300`	`return;`
`301`	`301`	`}`
	`302`	`+ this.$emit("beforeDragStart", dragNode);`
`302`	`303`	`return rootEl;`
`303`	`304`	`},`
`304`	`305`	`onDragStart: (event) => {`