cartodb/lib/assets/javascripts/builder/components/mosaic/mosaic-collection.js
2020-06-15 10:58:47 +08:00

50 lines
976 B
JavaScript
Executable File

var Backbone = require('backbone');
var MosaicModel = require('./mosaic-item-model');
/*
* List collection, it parses pairs like:
*
* [{ val, label }]
* ["string"]
*/
module.exports = Backbone.Collection.extend({
model: function (attrs, opts) {
var d = {};
if (typeof attrs === 'string') {
d.val = attrs;
} else {
d = attrs;
}
return new MosaicModel(d);
},
initialize: function () {
this._initBinds();
},
_initBinds: function () {
this.bind('change:selected', this._onSelectedChange, this);
},
_onSelectedChange: function (changedModel, isSelected) {
if (isSelected) {
this.each(function (m) {
if (m.cid !== changedModel.cid && m.get('selected')) {
m.set('selected', false);
}
});
}
},
getSelected: function () {
return this.findWhere({ selected: true });
},
getHighlighted: function () {
return this.findWhere({ highlighted: true });
}
});