[完善]面包屑完善

src/app/ui/all-file/all-file.component.html

@@ -50,9 +50,11 @@
 </div>
 <div class="titlebox">
     <div class="titleleft">
-        <span class="goBack" (click)='backToTop()'>返回顶级目录</span>
+        <span class="goBack" (click)='backToTop()'>返回一级目录</span>
         <span style="margin: 0 3px;color: #c5d8f3;">|</span>
         <span class="allFile">全部文件</span>
+        <span style="margin: 0 3px;color: #c5d8f3;">→</span>
+        <span class="allFile">{{selectedDataBank}}</span>
     </div>
     
     

src/app/ui/all-file/all-file.component.ts

@@ -293,12 +293,13 @@ export class AllFileComponent {
   backToTop () {
     if (this.selectedDataBank.includes('/')) {
       let arr = this.selectedDataBank.split('/')
+      this.selectedDataBank = arr[0]
       this.getALLFileList(arr[0])
     } else {
       const config = new MatSnackBarConfig();
       config.verticalPosition = 'top';
       config.duration = 3000
-      this.snackBar.open('目前已是顶级目录','确定',config)
+      this.snackBar.open('目前已是一级目录','确定',config)
     }
 
   }