看板视图无数据显示--fix1

@CONTROL/看板视图/CONTROL-BASE.vue.ftl

@@ -52,7 +52,7 @@ ${ctrl.render.code}
                         </Poptip>
                         </#if>
                     </div>
-                    <draggable v-if="items.length > 0" :list="group.items" group="${ctrl.name}" class="dataview-group-items" @change="onDragChange($event, group.value)">
+                    <draggable v-if="group.items.length > 0" :list="group.items" group="${ctrl.name}" class="dataview-group-items" @change="onDragChange($event, group.value)">
                         <div v-for="(item, i) in group.items" :key="i" :class="{'dataview-group-item': true, 'is-select': item.isselected}" @click="handleClick(item)" @dblclick="handleDblClick(item)">
                             <#if ctrl.getItemPSLayoutPanel()??>
                             <#assign panel = ctrl.getItemPSLayoutPanel()>