Merge pull request #1698 from dataease/pr@v1.7@fix_deselectgrid

frontend/src/components/widget/DeWidget/DeSelectGrid.vue

@@ -127,14 +127,20 @@ export default {
     },
     'element.options.attrs.multiple': function(value, old) {
       if (typeof old === 'undefined' || value === old) return
-      // if (!this.inDraw) {
+      if (!this.inDraw) {
         this.value = value ? [] : null
         this.element.options.value = ''
-      // }
+      } else {
+        this.value = this.fillValueDerfault()
+      }
 
       this.show = false
       this.$nextTick(() => {
         this.show = true
+        if (value) {
+          this.checkAll = this.value.length === this.datas.length
+          this.isIndeterminate = this.value.length > 0 && this.value.length < this.datas.length
+        }
       })
     }
   },