Uploaded Test files

venv/Lib/site-packages/notebook/static/base/js/notificationarea.js

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+// Copyright (c) Jupyter Development Team.
+// Distributed under the terms of the Modified BSD License.
+
+define([
+    'jquery',
+    'base/js/notificationwidget',
+], function($, notificationwidget) {
+    "use strict";
+
+    // store reference to the NotificationWidget class
+    var NotificationWidget = notificationwidget.NotificationWidget;
+
+    /**
+     * Construct the NotificationArea object. Options are:
+     *     events: $(Events) instance
+     *     save_widget: SaveWidget instance
+     *     notebook: Notebook instance
+     *     keyboard_manager: KeyboardManager instance
+     *
+     * @constructor
+     * @param {string} selector - a jQuery selector string for the
+     * notification area element
+     * @param {Object} [options] - a dictionary of keyword arguments.
+     */
+    var NotificationArea = function (selector, options) {
+        this.selector = selector;
+        this.events = options.events;
+        if (this.selector !== undefined) {
+            this.element = $(selector);
+        }
+        this.widget_dict = {};
+    };
+
+    /**
+     * Get a widget by name, creating it if it doesn't exist.
+     *
+     * @method widget
+     * @param {string} name - the widget name
+     */
+    NotificationArea.prototype.widget = function (name) {
+        if (this.widget_dict[name] === undefined) {
+            return this.new_notification_widget(name);
+        }
+        return this.get_widget(name);
+    };
+
+    /**
+     * Get a widget by name, throwing an error if it doesn't exist.
+     *
+     * @method get_widget
+     * @param {string} name - the widget name
+     */
+    NotificationArea.prototype.get_widget = function (name) {
+        if(this.widget_dict[name] === undefined) {
+            throw new Error('no widgets with this name');
+        }
+        return this.widget_dict[name];
+    };
+
+    /**
+     * Create a new notification widget with the given name. The
+     * widget must not already exist.
+     *
+     * @method new_notification_widget
+     * @param {string} name - the widget name
+     */
+    NotificationArea.prototype.new_notification_widget = function (name) {
+        if (this.widget_dict[name] !== undefined) {
+            throw new Error('widget with that name already exists!');
+        }
+
+        // create the element for the notification widget and add it
+        // to the notification aread element
+        var div = $('<div/>').attr('id', 'notification_' + name);
+        $(this.selector).append(div);
+
+        // create the widget object and return it
+        this.widget_dict[name] = new NotificationWidget('#notification_' + name);
+        return this.widget_dict[name];
+    };
+
+    return {'NotificationArea': NotificationArea};
+});