Fix legacy UI in Files.app.

chrome/browser/resources/file_manager/js/file_manager.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 'use strict';
 
 /**
  * This variable is checked in SelectFileDialogExtensionBrowserTest.
  * @type {number}
  */
@@ skipping 751 matching lines @@
     if (!util.platform.newUI()) {
       this.breadcrumbs_ = new BreadcrumbsController(
           dom.querySelector('#dir-breadcrumbs'), this.metadataCache_);
       this.breadcrumbs_.addEventListener(
            'pathclick', this.onBreadcrumbClick_.bind(this));
     }
     this.searchBreadcrumbs_ = new BreadcrumbsController(
          dom.querySelector('#search-breadcrumbs'), this.metadataCache_);
     this.searchBreadcrumbs_.addEventListener(
          'pathclick', this.onBreadcrumbClick_.bind(this));
-    this.searchBreadcrumbs_.setHideLast(true);
+    if (!util.platform.newUI())
+      this.searchBreadcrumbs_.setHideLast(true);
+    else
+      this.searchBreadcrumbs_.setHideLast(false);
 
     var fullPage = this.dialogType == DialogType.FULL_PAGE;
     FileTable.decorate(this.table_, this.metadataCache_, fullPage);
     FileGrid.decorate(this.grid_, this.metadataCache_);
 
     this.document_.addEventListener('keydown', this.onKeyDown_.bind(this));
     this.document_.addEventListener('keyup', this.onKeyUp_.bind(this));
 
     // This capturing event is only used to distinguish focusing using
     // keyboard from focusing using mouse.
@@ skipping 272 matching lines @@
     setTimeout(this.dailyUpdateModificationTime_.bind(this),
                today.getTime() + MILLISECONDS_IN_DAY - Date.now() + 1000);
   };
 
   /**
    * @private
    */
   FileManager.prototype.initSidebar_ = function() {
     this.directoryTree_ = this.dialogDom_.querySelector('#directory-tree');
     DirectoryTree.decorate(this.directoryTree_, this.directoryModel_);
-    this.directoryTree_.addEventListener('content-updated', function() {
-      this.updateMiddleBarVisibility_(true);
-    }.bind(this));
     if (util.platform.newUI()) {
+      this.directoryTree_.addEventListener('content-updated', function() {
+        this.updateMiddleBarVisibility_(true);
+      }.bind(this));
+
       this.volumeList_ = this.dialogDom_.querySelector('#volume-list');
       VolumeList.decorate(this.volumeList_, this.directoryModel_);
     }
   };
 
   /**
    * @param {boolean=} opt_delayed If true, updating is delayed by 500ms.
    * @private
    */
   FileManager.prototype.updateMiddleBarVisibility_ = function(opt_delayed) {
@@ skipping 342 matching lines @@
         g.columns = 0;
         g.redraw();
         g.endBatchUpdates();
       }, 0);
     } else {
       if (util.platform.newUI()) {
         if (this.table_.clientWidth > 0)
           this.table_.normalizeColumns();
       }
       this.table_.redraw();
-      this.volumeList_.redraw();
     }
 
     if (!util.platform.newUI())
       this.breadcrumbs_.truncate();
+    else
+      this.volumeList_.redraw();
 
     // Hide the search box if there is not enough space.
     if (util.platform.newUI())
       this.searchBox_.hidden = this.searchBoxWrapper_.clientWidth < 100;
 
     this.searchBreadcrumbs_.truncate();
 
     this.updateWindowState_();
   };
 
@@ skipping 592 matching lines @@
 
   /**
    * Return URL of the current directory or null.
    * @return {string} URL representing the current directory.
    */
   FileManager.prototype.getCurrentDirectoryURL = function() {
     return this.directoryModel_ &&
         this.directoryModel_.getCurrentDirectoryURL();
   };
 
+  /**
+   * Return DirectoryEntry of the current directory or null.
+   * @return {DirectoryEntry} DirectoryEntry of the current directory. Returns
+   *     null if the directory model is not ready or the current directory is
+   *     not set.
+   */
+  FileManager.prototype.getCurrentDirectoryEntry = function() {
+    return this.directoryModel_ &&
+        this.directoryModel_.getCurrentDirEntry();
+  };
+
   FileManager.prototype.deleteSelection = function() {
     // TODO(mtomasz): Remove this temporary dialog. crbug.com/167364
     var entries = this.getSelection().entries;
     var message = entries.length == 1 ?
         strf('GALLERY_CONFIRM_DELETE_ONE', entries[0].name) :
         strf('GALLERY_CONFIRM_DELETE_SOME', entries.length);
     this.confirm.show(message, function() {
       this.copyManager_.deleteEntries(entries);
     }.bind(this));
   };
@@ skipping 482 matching lines @@
       if (this.scanUpdatedAtLeastOnceOrCompleted_)
         return;
       this.scanUpdatedAtLeastOnceOrCompleted_ = true;
       this.scanInProgress_ = false;
       if (this.scanUpdatedTimer_) {
         clearTimeout(this.scanUpdatedTimer_);
         this.scanUpdatedTimer_ = null;
       }
       this.table_.list.endBatchUpdates();
       this.grid_.endBatchUpdates();
-      this.updateMiddleBarVisibility_();
+      if (util.platform.newUI())
+        this.updateMiddleBarVisibility_();
       this.scanCompletedTimer_ = null;
     }.bind(this), 50);
   };
 
   /**
    * @private
    */
   FileManager.prototype.onScanUpdated_ = function() {
     if (!this.scanInProgress_) {
       console.error('Scan-updated event recieved. But scan is not started.');
@@ skipping 12 matching lines @@
         return;
       if (this.scanCompletedTimer_) {
         clearTimeout(this.scanCompletedTimer_);
         this.scanCompletedTimer_ = null;
       }
       this.scanUpdatedAtLeastOnceOrCompleted_ = true;
       this.scanInProgress_ = false;
       this.hideSpinnerLater_();
       this.table_.list.endBatchUpdates();
       this.grid_.endBatchUpdates();
-      this.updateMiddleBarVisibility_();
+      if (util.platform.newUI())
+        this.updateMiddleBarVisibility_();
       this.scanUpdatedTimer_ = null;
     }.bind(this), 200);
   };
 
   /**
    * @private
    */
   FileManager.prototype.onScanCancelled_ = function() {
     if (!this.scanInProgress_) {
       console.error('Scan-cancelled event recieved. But scan is not started.');
       return;
     }
 
     this.hideSpinnerLater_();
     if (this.scanCompletedTimer_) {
       clearTimeout(this.scanCompletedTimer_);
       this.scanCompletedTimer_ = null;
     }
     if (this.scanUpdatedTimer_) {
       clearTimeout(this.scanUpdatedTimer_);
       this.scanUpdatedTimer_ = null;
     }
     // Finish unfinished batch updates.
     if (!this.scanUpdatedAtLeastOnceOrCompleted_) {
       this.scanUpdatedAtLeastOnceOrCompleted_ = true;
       this.scanInProgress_ = false;
       this.table_.list.endBatchUpdates();
       this.grid_.endBatchUpdates();
-      this.updateMiddleBarVisibility_();
+      if (util.platform.newUI())
+        this.updateMiddleBarVisibility_();
     }
   };
 
   /**
    * @private
    */
   FileManager.prototype.cancelSpinnerTimeout_ = function() {
     if (this.showSpinnerTimeout_) {
       clearTimeout(this.showSpinnerTimeout_);
       this.showSpinnerTimeout_ = null;
@@ skipping 1038 matching lines @@
    * Set the flag expressing whether the ctrl key is pressed or not.
    * @param {boolean} flag New value of the flag
    * @private
    */
   FileManager.prototype.setCtrlKeyPressed_ = function(flag) {
     this.ctrlKeyPressed_ = flag;
     this.document_.querySelector('#drive-clear-local-cache').canExecuteChange();
     this.document_.querySelector('#drive-reload').canExecuteChange();
   };
 })();