[Files.app] Not to capture mouse events when the suggest app dialog is visible.

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 773 matching lines @@
    * @private
    */
   FileManager.prototype.initDialogs_ = function() {
     var d = cr.ui.dialogs;
     d.BaseDialog.OK_LABEL = str('OK_LABEL');
     d.BaseDialog.CANCEL_LABEL = str('CANCEL_LABEL');
     this.error = new ErrorDialog(this.dialogDom_);
     this.alert = new d.AlertDialog(this.dialogDom_);
     this.confirm = new d.ConfirmDialog(this.dialogDom_);
     this.prompt = new d.PromptDialog(this.dialogDom_);
+
+    FileManagerDialogBase.setFileManager(this);
     this.shareDialog_ = new ShareDialog(this.dialogDom_);
     this.defaultTaskPicker =
         new cr.filebrowser.DefaultActionDialog(this.dialogDom_);
     this.suggestAppsDialog =
         new SuggestAppsDialog(this.dialogDom_);
   };
 
   /**
    * One-time initialization of various DOM nodes. Loads the additional DOM
    * elements visible to the user. Initialize here elements, which are expensive
@@ skipping 1303 matching lines @@
    * Shows the share dialog for the selected file or directory.
    */
   FileManager.prototype.shareSelection = function() {
     var entries = this.getSelection().entries;
     if (entries.length != 1) {
       console.warn('Unable to share multiple items at once.');
       return;
     }
     // Add the overlapped class to prevent the applicaiton window from
     // captureing mouse events.
-    this.enableDragOnTitleArea_(false);
     this.shareDialog_.show(entries[0], function(result) {
-      this.enableDragOnTitleArea_(true);
       if (result == ShareDialog.Result.NETWORK_ERROR)
         this.error.show(str('SHARE_ERROR'));
     }.bind(this));
   };
 
   /**
    * Folder shared feature is under development and hidden behind flag. This
    * method returns if the feature is explicitly enabled by the flag or not.
    * TODO(yoshiki): Remove this after launching folder feature feature.
    *
@@ skipping 209 matching lines @@
                 onFailure();
                 break;
               default:
                 onCancelled();
             }
           });
     }.bind(this));
   };
 
   /**
-   * Set a flag to show whether users can drag on the title area or not.
-   * @param {boolean} flag True if users can drag on the title area.
-   * @private
-   */
-  FileManager.prototype.enableDragOnTitleArea_ = function(flag) {
-    this.dialogContainer_.classList.toggle('disable-header-drag', !flag);
+   * Called when a dialog is shown or hidden.
+   * @param {boolean} flag True if a dialog is shown, false if hidden.   */
+  FileManager.prototype.onDialogShownOrHidden = function(show) {
+    // Set/unset a flag to disable dragging on the title area.
+    this.dialogContainer_.classList.toggle('disable-header-drag', show);
   };
 
   /**
    * Executes directory action (i.e. changes directory).
    *
    * @param {DirectoryEntry} entry Directory entry to which directory should be
    *                               changed.
    * @private
    */
   FileManager.prototype.onDirectoryAction_ = function(entry) {
@@ skipping 1419 matching lines @@
           defaultIndex = i;
         }
         var item = {
           id: actions[i].id,
           label: title,
           class: actions[i].class,
           iconUrl: actions[i].icon100
         };
         items.push(item);
       }
-      this.defaultTaskPicker.show(
+      var show = this.defaultTaskPicker.showOkCancelDialog(
           str('CHANGE_DEFAULT_APP_BUTTON_LABEL'),
           '',
           items,
           defaultIndex,
           function(action) {
             ActionChoiceUtil.setRememberedActionId(action.id);
           });
+      if (!show)
+        console.error('DefaultTaskPicker can\'t be shown.');
     }.bind(this);
 
     ActionChoiceUtil.getDefinedActions(loadTimeData, function(actions) {
       ActionChoiceUtil.getRememberedActionId(function(actionId) {
         onActionsReady(actions, actionId);
       });
     });
   };
 
   FileManager.prototype.decorateSplitter = function(splitterElement) {
@@ skipping 124 matching lines @@
    */
   FileManager.prototype.setCtrlKeyPressed_ = function(flag) {
     this.ctrlKeyPressed_ = flag;
     // Before the DOM is constructed, the key event can be handled.
     var cacheClearCommand =
         this.document_.querySelector('#drive-clear-local-cache');
     if (cacheClearCommand)
       cacheClearCommand.canExecuteChange();
   };
 })();