For Backbone questions specific to Backbone's collections.
Backbone collections are order sets of models. Collections forward events on their models to the collection's listeners for convenience.
Questions tagged [backbone.js-collections]
523 questions
2
votes
2 answers
Backbone.js Collection Size - Don't display if limit reached
I have the following code in my Backbone Collection
loadMore: function() {
this.offset += 1;
this.fetch({
data: {
limit: 50,
skip: this.offset
},
remove: false,
…
dennismonsewicz
- 25,132
- 33
- 116
- 189
2
votes
0 answers
Backbone collect reset not triggering event
I have a method in my collection that performs a filter.
filterByCategory: function() {
this.collection.reset(this.collection, {silent: true});
var filterCategory = this.filterCategory;
var filtered = _.filter(this.collection.models,…
Bender
- 581
- 1
- 6
- 20
2
votes
1 answer
Backbone: Batch save models in single request?
I have a single page application using backbone to manage a collection of models.
Sometimes this collection gets quite large and if the user performs operations that change a lot of them this can result in .save getting called lots of times. In…
Chris
- 6,076
- 11
- 48
- 62
2
votes
1 answer
Creating a Backbone.js Model with complex JSON
I have JSON response as follows
{
"results": [
{
"name": "FOO",
"containerName": "Foo",
"accounts": [
{
"id": "10445570_7601",
…
user4374103
- 21
- 1
2
votes
1 answer
Does BackboneFire support non-AutoSync collection with AutoSync model
Basically I want this set up:
var Game = Backbone.Model.extend({
defaults: {
},
autoSync: true
});
var Games = Backbone.Firebase.Collection.extend({
url: 'https://.firebaseio.com/games',
autoSync: false,
model:…
Khanh Hua
- 1,086
- 1
- 14
- 22
2
votes
1 answer
Change details on Backbone.JS collection change event
Is there a way to gather more information about the changes from within the Backbone.JS collection change event. What I would like to figure out is whether or not it possible to to know what the collection change was; was a model updated, was one…
titel
- 3,454
- 9
- 45
- 54
2
votes
3 answers
pass parameters to backbone fetch url to deal with a non-standard api
I am trying to manipulate backbone's fetch method to to deal with a bit of a non-standard api. The way the api works is as follows:
api/products/[page]?param1=val¶m2=val
ex:
api/products/2?budget=low&categories=all
would be equivalent to…
mheavers
- 29,530
- 58
- 194
- 315
2
votes
1 answer
Model not being pushed into collection of backbonejs
jsfiddle
I'm trying to create a message client using this tutorial at this point, the view is supposed to be updated when a new message is typed into the field and the add button is clicked.
For some reason the "addMessage" Event is failing to add a…
user3531149
- 1,519
- 3
- 30
- 48
2
votes
1 answer
Fetch models as needed in Backbone Collection?
I would like something like the following behavior:
Call get() on a collection.
Fetch the model only if it has not yet been fetched.
Return the model or fire an event signifying that it is ready.
Is there a standard way to do this in backbone?
elplatt
- 3,227
- 3
- 18
- 20
2
votes
2 answers
Why does Backbone's collection create() method not populate the id?
In my view's method below, my model gets synced with the server if I understand the create() method properly. However, the console.log of this.model.id still returns undefined and this.model.isNew() returns true. The POST shows an id in the return…
jacobroufa
- 371
- 2
- 8
2
votes
1 answer
Backbone binding to add event on collection
I have problem with backbone collections. I trying to listen all events on collection:
this.collection.on('all', function(ev) {
console.log(ev);
});
And collection trigger event only when I create record like this:
…
ssbb
- 1,965
- 2
- 14
- 26
2
votes
2 answers
Is it possible to know which one triggered Collection's add event: fetch or create call?
I need to tell if model inside add event was retrieved with collection.fetch or created by collection.create. Is it possible?
collection.on('add', onModelAdded)
collection.fetch()
collection.create({})
function onModelAdded(model, collection,…
Andrey Kuzmin
- 4,479
- 2
- 23
- 28
2
votes
1 answer
Backbone Collection add strange behavior in Firefox
Faced with such a strange problem with Backbone collection.
I tried to add new elements in these way:
sortCollection.add([
{id: "recommended", title: 'Recommend movies'},
{id: "popular", title: 'Popular movies'},
{id:…
LadyBo
- 145
- 7
2
votes
2 answers
Backbone.Marionette throwing error trying to use CollectionView
I am getting stuck on a pretty annoying issue and decided to look for help as the error is hard to figure out.
I have a Marionette Layout view in a single page application representing the panel that switches out. I have it working fine until I try…
renderbox
- 1,595
- 14
- 25
2
votes
1 answer
Backbone Collection Set method remove existing elements and then add all elements
I have a backbone collection.I want to add or remove some models dynamically in the collection. But if i am using collection.set() method then it is going to remove first all elements and then it will add all elements again.
What i want to do is…
user2058320
- 97
- 4
- 12