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Commit 5995093b authored by Sindre Sorhus's avatar Sindre Sorhus
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Backbone+require app: Convert to tabs

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dependency-examples/backbone_require/js/collections/todos.js
View file @ 5995093b
define([
'underscore',
'backbone',
'libs/backbone/localstorage',
'models/todo'
], function(_, Backbone, Store, Todo){
var TodosCollection = Backbone.Collection.extend({
// Reference to this collection's model.
model: Todo,
// Save all of the todo items under the `"todos"` namespace.
localStorage: new Store("todos-backbone"),
// Filter down the list of all todo items that are finished.
completed: function() {
return this.filter(function(todo){ return todo.get('completed'); });
},
// Filter down the list to only todo items that are still not finished.
remaining: function() {
return this.without.apply(this, this.completed());
},
// We keep the Todos in sequential order, despite being saved by unordered
// GUID in the database. This generates the next order number for new items.
nextOrder: function() {
if ( !this.length ){
return 1;
}
return this.last().get('order') + 1;
},
// Todos are sorted by their original insertion order.
comparator: function(todo) {
return todo.get('order');
}
});
return new TodosCollection;
'underscore',
'backbone',
'lib/backbone/localstorage',
'models/todo'
], function(_, Backbone, Store, Todo){
var TodosCollection = Backbone.Collection.extend({
// Reference to this collection's model.
model: Todo,
// Save all of the todo items under the `"todos"` namespace.
localStorage: new Store("todos-backbone"),
// Filter down the list of all todo items that are finished.
completed: function() {
return this.filter(function(todo){ return todo.get('completed'); });
},
// Filter down the list to only todo items that are still not finished.
remaining: function() {
return this.without.apply(this, this.completed());
},
// We keep the Todos in sequential order, despite being saved by unordered
// GUID in the database. This generates the next order number for new items.
nextOrder: function() {
if ( !this.length ){
return 1;
}
return this.last().get('order') + 1;
},
// Todos are sorted by their original insertion order.
comparator: function(todo) {
return todo.get('order');
}
});
return new TodosCollection;
});
dependency-examples/backbone_require/js/models/todo.js
View file @ 5995093b
define(['underscore', 'backbone'], function(_, Backbone) {
var TodoModel = Backbone.Model.extend({
// Default attributes for the todo.
defaults: {
title: "empty todo...",
completed: false
},
// Ensure that each todo created has `title`.
initialize: function() {
if (!this.get("title")) {
this.set({"title": this.defaults.title});
}
},
// Toggle the `completed` state of this todo item.
toggle: function() {
this.save({completed: !this.get("completed")});
},
// Remove this Todo from *localStorage* and delete its view.
clear: function() {
this.destroy();
}
});
return TodoModel;
var TodoModel = Backbone.Model.extend({
// Default attributes for the todo.
defaults: {
title: "empty todo...",
completed: false
},
// Ensure that each todo created has `title`.
initialize: function() {
if (!this.get("title")) {
this.set({"title": this.defaults.title});
}
},
// Toggle the `completed` state of this todo item.
toggle: function() {
this.save({completed: !this.get("completed")});
},
// Remove this Todo from *localStorage* and delete its view.
clear: function() {
this.destroy();
}
});
return TodoModel;
});
......
dependency-examples/backbone_require/js/templates/stats.html
View file @ 5995093b
<span id="todo-count"><strong><%= remaining %></strong> <%= remaining == 1 ? 'item' : 'items' %> left</span>
<ul id="filters">
<li>
<a class="selected" href="#/">All</a>
</li>
<li>
<a href="#/active">Active</a>
</li>
<li>
<a href="#/completed">Completed</a>
</li>
</ul>
<% if (completed) { %>
<button id="clear-completed">Clear completed (<%= completed %>)</button>
<% } %>
\ No newline at end of file
<span id="todo-count"><strong><%= remaining %></strong> <%= remaining == 1 ? 'item' : 'items' %> left</span>
<ul id="filters">
<li>
<a class="selected" href="#/">All</a>
</li>
<li>
<a href="#/active">Active</a>
</li>
<li>
<a href="#/completed">Completed</a>
</li>
</ul>
<% if (completed) { %>
<button id="clear-completed">Clear completed (<%= completed %>)</button>
<% } %>
dependency-examples/backbone_require/js/templates/todos.html
View file @ 5995093b
<div class="view">
<input class="toggle" type="checkbox" <%= completed ? 'checked="checked"' : '' %> />
<label><%- title %></label>
<button class="destroy"></button>
</div>
<input class="edit" type="text" value="<%- title %>" />
<div class="view">
<input class="toggle" type="checkbox" <%= completed ? 'checked="checked"' : '' %> />
<label><%- title %></label>
<button class="destroy"></button>
</div>
<input class="edit" type="text" value="<%- title %>" />
dependency-examples/backbone_require/js/views/app.js
View file @ 5995093b
define([
'jquery',
'underscore',
'backbone',
'collections/todos',
'views/todos',
'text!templates/stats.html',
'common'
], function($, _, Backbone, Todos, TodoView, statsTemplate, Common){
var AppView = Backbone.View.extend({
// Instead of generating a new element, bind to the existing skeleton of
// the App already present in the HTML.
el: $("#todoapp"),
// Compile our stats template
template: _.template(statsTemplate),
// Delegated events for creating new items, and clearing completed ones.
events: {
"keypress #new-todo": "createOnEnter",
"click #clear-completed": "clearCompleted",
"click #toggle-all": "toggleAllComplete"
},
// At initialization we bind to the relevant events on the `Todos`
// collection, when items are added or changed. Kick things off by
// loading any preexisting todos that might be saved in *localStorage*.
initialize: function() {
this.input = this.$("#new-todo");
this.allCheckbox = this.$("#toggle-all")[0];
Todos.on('add', this.addOne, this);
Todos.on('reset', this.addAll, this);
Todos.on('all', this.render, this);
this.$footer = $('#footer');
this.$main = $('#main');
Todos.fetch();
},
// Re-rendering the App just means refreshing the statistics -- the rest
// of the app doesn't change.
render: function() {
var completed = Todos.completed().length;
var remaining = Todos.remaining().length;
if (Todos.length) {
this.$main.show();
this.$footer.show();
this.$footer.html(this.template({
completed: completed,
remaining: remaining
}));
this.$('#filters li a')
.removeClass('selected')
.filter("[href='#/" + (Common.TodoFilter || "") + "']")
.addClass('selected');
} else {
this.$main.hide();
this.$footer.hide();
}
this.allCheckbox.checked = !remaining;
},
// Add a single todo item to the list by creating a view for it, and
// appending its element to the `<ul>`.
addOne: function(todo) {
var view = new TodoView({model: todo});
$("#todo-list").append(view.render().el);
},
// Add all items in the **Todos** collection at once.
addAll: function() {
this.$("#todo-list").html('');
switch(Common.TodoFilter){
case "active":
_.each(Todos.remaining(), this.addOne);
break;
case "completed":
_.each(Todos.completed(), this.addOne);
break;
default:
Todos.each(this.addOne, this);
break;
}
},
// Generate the attributes for a new Todo item.
newAttributes: function() {
return {
title: this.input.val().trim(),
order: Todos.nextOrder(),
completed: false
};
},
// If you hit return in the main input field, create new **Todo** model,
// persisting it to *localStorage*.
createOnEnter: function(e) {
if ( e.keyCode !== Common.ENTER_KEY ){
return;
}
if ( !this.input.val().trim() ){
return;
}
Todos.create(this.newAttributes());
this.input.val('');
},
// Clear all completed todo items, destroying their models.
clearCompleted: function() {
_.each(Todos.completed(), function(todo){ todo.clear(); });
return false;
},
toggleAllComplete: function () {
var completed = this.allCheckbox.checked;
Todos.each(function (todo) { todo.save({'completed': completed}); });
}
});
return AppView;
'jquery',
'underscore',
'backbone',
'collections/todos',
'views/todos',
'text!templates/stats.html',
'common'
], function($, _, Backbone, Todos, TodoView, statsTemplate, Common){
var AppView = Backbone.View.extend({
// Instead of generating a new element, bind to the existing skeleton of
// the App already present in the HTML.
el: $("#todoapp"),
// Compile our stats template
template: _.template(statsTemplate),
// Delegated events for creating new items, and clearing completed ones.
events: {
"keypress #new-todo": "createOnEnter",
"click #clear-completed": "clearCompleted",
"click #toggle-all": "toggleAllComplete"
},
// At initialization we bind to the relevant events on the `Todos`
// collection, when items are added or changed. Kick things off by
// loading any preexisting todos that might be saved in *localStorage*.
initialize: function() {
this.input = this.$("#new-todo");
this.allCheckbox = this.$("#toggle-all")[0];
Todos.on('add', this.addOne, this);
Todos.on('reset', this.addAll, this);
Todos.on('all', this.render, this);
this.$footer = $('#footer');
this.$main = $('#main');
Todos.fetch();
},
// Re-rendering the App just means refreshing the statistics -- the rest
// of the app doesn't change.
render: function() {
var completed = Todos.completed().length;
var remaining = Todos.remaining().length;
if (Todos.length) {
this.$main.show();
this.$footer.show();
this.$footer.html(this.template({
completed: completed,
remaining: remaining
}));
this.$('#filters li a')
.removeClass('selected')
.filter("[href='#/" + (Common.TodoFilter || "") + "']")
.addClass('selected');
} else {
this.$main.hide();
this.$footer.hide();
}
this.allCheckbox.checked = !remaining;
},
// Add a single todo item to the list by creating a view for it, and
// appending its element to the `<ul>`.
addOne: function(todo) {
var view = new TodoView({model: todo});
$("#todo-list").append(view.render().el);
},
// Add all items in the **Todos** collection at once.
addAll: function() {
this.$("#todo-list").html('');
switch(Common.TodoFilter){
case "active":
_.each(Todos.remaining(), this.addOne);
break;
case "completed":
_.each(Todos.completed(), this.addOne);
break;
default:
Todos.each(this.addOne, this);
break;
}
},
// Generate the attributes for a new Todo item.
newAttributes: function() {
return {
title: this.input.val().trim(),
order: Todos.nextOrder(),
completed: false
};
},
// If you hit return in the main input field, create new **Todo** model,
// persisting it to *localStorage*.
createOnEnter: function(e) {
if ( e.keyCode !== Common.ENTER_KEY ){
return;
}
if ( !this.input.val().trim() ){
return;
}
Todos.create(this.newAttributes());
this.input.val('');
},
// Clear all completed todo items, destroying their models.
clearCompleted: function() {
_.each(Todos.completed(), function(todo){ todo.clear(); });
return false;
},
toggleAllComplete: function () {
var completed = this.allCheckbox.checked;
Todos.each(function (todo) { todo.save({'completed': completed}); });
}
});
return AppView;
});
dependency-examples/backbone_require/js/views/todos.js
View file @ 5995093b
define([
'jquery',
'underscore',
'backbone',
'text!templates/todos.html',
'common'
], function($, _, Backbone, todosTemplate, Common){
var TodoView = Backbone.View.extend({
'jquery',
'underscore',
'backbone',
'text!templates/todos.html',
'common'
], function($, _, Backbone, todosTemplate, Common){
var TodoView = Backbone.View.extend({
//... is a list tag.
tagName: "li",
//... is a list tag.
tagName: "li",
template: _.template(todosTemplate),
template: _.template(todosTemplate),
// The DOM events specific to an item.
events: {
"click .toggle" : "togglecompleted",
"dblclick .view" : "edit",
"click .destroy" : "clear",
"keypress .edit" : "updateOnEnter",
"blur .edit" : "close"
},
// The DOM events specific to an item.
events: {
"click .toggle" : "togglecompleted",
"dblclick .view" : "edit",
"click .destroy" : "clear",
"keypress .edit" : "updateOnEnter",
"blur .edit" : "close"
},
// The TodoView listens for changes to its model, re-rendering. Since there's
// a one-to-one correspondence between a **Todo** and a **TodoView** in this
// app, we set a direct reference on the model for convenience.
initialize: function() {
this.model.on('change', this.render, this);
this.model.on('destroy', this.remove, this);
},
// The TodoView listens for changes to its model, re-rendering. Since there's
// a one-to-one correspondence between a **Todo** and a **TodoView** in this
// app, we set a direct reference on the model for convenience.
initialize: function() {
this.model.on('change', this.render, this);
this.model.on('destroy', this.remove, this);
},
// Re-render the titles of the todo item.
render: function() {
var $el = $(this.el);
$el.html(this.template(this.model.toJSON()));
$el.toggleClass('completed', this.model.get('completed'));
// Re-render the titles of the todo item.
render: function() {
var $el = $(this.el);
$el.html(this.template(this.model.toJSON()));
$el.toggleClass('completed', this.model.get('completed'));
this.input = this.$('.edit');
return this;
},
this.input = this.$('.edit');
return this;
},
// Toggle the `"completed"` state of the model.
togglecompleted: function() {
this.model.toggle();
},
// Toggle the `"completed"` state of the model.
togglecompleted: function() {
this.model.toggle();
},
// Switch this view into `"editing"` mode, displaying the input field.
edit: function() {
$(this.el).addClass("editing");
this.input.focus();
},
// Switch this view into `"editing"` mode, displaying the input field.
edit: function() {
$(this.el).addClass("editing");
this.input.focus();
},
// Close the `"editing"` mode, saving changes to the todo.
close: function() {
var value = this.input.val().trim();
// Close the `"editing"` mode, saving changes to the todo.
close: function() {
var value = this.input.val().trim();
if ( !value ){
this.clear();
}
if ( !value ){
this.clear();
}
this.model.save({title: value});
$(this.el).removeClass("editing");
},
this.model.save({title: value});
$(this.el).removeClass("editing");
},
// If you hit `enter`, we're through editing the item.
updateOnEnter: function(e) {
if ( e.keyCode === Common.ENTER_KEY ){
this.close();
}
},
// If you hit `enter`, we're through editing the item.
updateOnEnter: function(e) {
if ( e.keyCode === Common.ENTER_KEY ){
this.close();
}
},
// Remove the item, destroy the model.
clear: function() {
this.model.clear();
}
});
// Remove the item, destroy the model.
clear: function() {
this.model.clear();
}
});
return TodoView;
return TodoView;
});
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