Cable-Desktop/js/views/list_view.js
lilia def32f42d4 New layout/design
Two column layout and style tweaks. Templatized conversation views.
Generalized list view.
2014-07-27 11:35:48 -10:00

36 lines
993 B
JavaScript

var Whisper = Whisper || {};
(function () {
'use strict';
/*
* Generic list view that watches a given collection, wraps its members in
* a given child view and adds the child view elements to its own element.
*/
Whisper.ListView = Backbone.View.extend({
tagName: 'ul',
initialize: function() {
this.listenTo(this.collection, 'change', this.render); // auto update
this.listenTo(this.collection, 'add', this.addOne);
this.listenTo(this.collection, 'reset', this.addAll);
this.listenTo(this.collection, 'all', this.render);
this.collection.fetch({reset: true});
},
addOne: function(model) {
if (this.itemView) {
var view = new this.itemView({model: model});
this.$el.append(view.render().el);
}
},
addAll: function() {
this.$el.html('');
this.collection.each(this.addOne, this);
},
last: function() {
this.collection.at(this.collection.length - 1);
}
});
})();