lxm--导入导出失效修复

src/components/app-export-excel/app-export-excel.vue

 <template>
     <dropdown v-if="itemLevel === 0" :transfer="true" trigger='click'>
-        <i-button :disabled="item.disabled">
-            <i class='fa fa-file-excel-o'></i>
+        <i-button :disabled="item.disabled" type="text" style="padding: 0 6px;margin-right:10px;">
+            <i class='fa fa-file-excel-o' style="margin-right: 6px;font-size: 14px;"></i>
             <span class='caption'>{{caption}}</span>
         </i-button>
         <dropdown-menu slot='list'>

src/crm-core/components/app-header-menus/app-header-menus.tsx

@@ -177,11 +177,11 @@ export class AppHeaderMenus extends Vue {
      * @memberof AppHeaderMenus
      */
     @Emit('menu-click')
-    protected menuClick(item: any): any {
+    protected menuClick(item: any,$event: any = null): any {
         if (!item.tag) {
             item.tag = item.name
         }
-        return item;
+        return [item, $event];
     }
 
     /**
@@ -216,7 +216,9 @@ export class AppHeaderMenus extends Vue {
      */
     protected renderMenuItem(item: any): any {
         item.class = item.class ? item.class : "";
-        if (Object.is(this.mode, 'default')) {
+        if(Object.is(item.uiaction.tag, 'ExportExcel')){
+          return <app-export-excel item={item} caption={item.caption} on-exportexcel={($event: any) => this.menuClick(item, $event)}></app-export-excel>;
+        } else if (Object.is(this.mode, 'default')) {
             if (item.caption && !Object.is(item.caption, '')) {
                 return <div class={"app-header-menu-item text"+item.class} disabled={item.disabled} on-click={() => this.menuClick(item)}>
                     {this.renderIcon(item)}