Merge pull request #6950 from minrk/new-new-dropdown
Add kernel-select dropdown to new notebook buttonpull/37/head
Matthias Bussonnier
12 years ago
commit
a9fffc41ab
@ -0,0 +1,135 @@
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// Copyright (c) IPython Development Team.
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// Distributed under the terms of the Modified BSD License.
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define([
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'jquery',
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'base/js/namespace',
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'base/js/utils',
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'base/js/dialog',
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], function ($, IPython, utils, dialog) {
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"use strict";
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var NewNotebookWidget = function (selector, options) {
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this.selector = selector;
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this.base_url = options.base_url;
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this.notebook_path = options.notebook_path;
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this.contents = options.contents;
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this.default_kernel = null;
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this.config = options.config;
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this.kernelspecs = {};
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if (this.selector !== undefined) {
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this.element = $(selector);
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this.request_kernelspecs();
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}
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this.bind_events();
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};
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NewNotebookWidget.prototype.bind_events = function () {
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var that = this;
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this.element.find('#new_notebook').click(function () {
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that.new_notebook();
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});
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};
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NewNotebookWidget.prototype.request_kernelspecs = function () {
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/** request and then load kernel specs */
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var url = utils.url_join_encode(this.base_url, 'api/kernelspecs');
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utils.promising_ajax(url).then($.proxy(this._load_kernelspecs, this));
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};
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NewNotebookWidget.prototype._load_kernelspecs = function (data) {
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/** load kernelspec list */
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var that = this;
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this.kernelspecs = data.kernelspecs;
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var menu = this.element.find("#new-notebook-menu");
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var keys = Object.keys(data.kernelspecs).sort(function (a, b) {
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var da = data.kernelspecs[a].display_name;
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var db = data.kernelspecs[b].display_name;
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if (da === db) {
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return 0;
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} else if (da > db) {
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return 1;
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} else {
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return -1;
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}
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});
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for (var i = 0; i < keys.length; i++) {
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var ks = this.kernelspecs[keys[i]];
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var li = $("<li>")
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.attr("id", "kernel-" +ks.name)
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.data('kernelspec', ks).append(
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$('<a>')
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.attr('href', '#')
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.click($.proxy(this.new_notebook, this, ks.name))
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.text(ks.display_name)
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.attr('title', 'Create a new notebook with ' + ks.display_name)
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);
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menu.append(li);
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}
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this.config.loaded.then(function () {
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that._load_default_kernelspec(data['default']);
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});
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};
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NewNotebookWidget.prototype._load_default_kernelspec = function (default_name) {
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/** load default kernelspec name from config, if defined */
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if (this.config.data.NewNotebookWidget &&
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this.config.data.NewNotebookWidget.default_kernel &&
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this.kernelspecs[this.config.data.NewNotebookWidget.default_kernel] !== undefined
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) {
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default_name = this.config.data.NewNotebookWidget.default_kernel;
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}
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this.set_default_kernel(default_name);
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};
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NewNotebookWidget.prototype.set_default_kernel = function (kernel_name) {
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/** select the current default kernel */
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this.default_kernel = kernel_name;
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this.config.update({
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NewNotebookWidget: {
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default_kernel: kernel_name
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}
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});
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var spec = this.kernelspecs[kernel_name];
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var display_name;
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if (spec) {
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display_name = spec.display_name;
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this.element.find("#current-kernel")
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.text(display_name)
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.attr('title', display_name + " is the default kernel for new notebooks");
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} else {
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display_name = 'default kernel';
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}
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this.element.find("#new_notebook").attr('title',
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'Create a new notebook with ' + display_name
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);
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};
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NewNotebookWidget.prototype.new_notebook = function (kernel_name) {
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/** create and open a new notebook */
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var that = this;
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kernel_name = kernel_name || this.default_kernel;
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var w = window.open();
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this.contents.new_untitled(that.notebook_path, {type: "notebook"}).then(
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function (data) {
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var url = utils.url_join_encode(
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that.base_url, 'notebooks', data.path
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);
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if (kernel_name) {
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url += "?kernel_name=" + kernel_name;
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}
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w.location = url;
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},
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function (error) {
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w.close();
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dialog.modal({
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title : 'Creating Notebook Failed',
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body : "The error was: " + error.message,
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buttons : {'OK' : {'class' : 'btn-primary'}}
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});
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}
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);
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};
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return {'NewNotebookWidget': NewNotebookWidget};
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});
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