zk——优化dropdown 样式获取方法

src/crm-core/components/app-user-info/app-user-info.less

@@ -28,7 +28,7 @@
     }
   }
 }
-#user-dropdownMenu{
+.user-dropdownMenu{
   margin-top: 8px;
   background-color: #f7fafc;
   .ivu-dropdown-item{

src/crm-core/components/app-user-info/app-user-info.tsx

@@ -30,12 +30,6 @@ export class AppUserInfo extends Vue {
               this.username = _username.substr(0,1).toUpperCase();
             }
         }
-        let parentMenu:any;
-        let dropdownMenu :any = document.getElementById("dropdownMenu");
-        if(dropdownMenu){
-            parentMenu = dropdownMenu.parentElement;
-            parentMenu.setAttribute('id','user-dropdownMenu');
-        }
     }
 
     /**
@@ -85,14 +79,14 @@ export class AppUserInfo extends Vue {
      */
     public render(): any {
         return <div class="crm-app-user-info">
-          <dropdown on-on-click={this.userSelect} transfer={true}>
+          <dropdown transfer-class-name="user-dropdownMenu" on-on-click={this.userSelect} transfer={true}>
             <div class="user-head-sculpture">
                 {this.username}
             </div>
             <span>
                 <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAAUCAYAAACqJ5zlAAAAN0lEQVQoU2PsmLzCk5Hh/0wGBgaG/wyM6Yydk5c/+s/AIAsSYGRgeIwpgKEFpBQZMJIhMIzcAQAhOjo7JEcKTQAAAABJRU5ErkJggg=="></img>
             </span>
-            <dropdown-menu id="dropdownMenu" class='menu' slot='list' style='font-size: 15px !important;'>
+            <dropdown-menu class='menu' slot='list' style='font-size: 15px !important;'>
                 <dropdown-item name='logout' style='font-size: 15px !important;'>
                     <span><i aria-hidden='true' class='ivu-icon ivu-icon-md-power' style='margin-right: 8px;'></i></span>
                     <span>{this.$t('components.appUser.logout')}</span>