cartodb-4.29/lib/assets/javascripts/builder/components/custom-carousel/custom-carousel-item-view.js
2020-06-15 10:58:47 +08:00

78 lines
1.9 KiB
JavaScript
Executable File

var CoreView = require('backbone/core-view');
var template = require('./custom-carousel-item.tpl');
var TipsyTooltipView = require('builder/components/tipsy-tooltip-view');
module.exports = CoreView.extend({
className: 'Carousel-item',
tagName: 'li',
events: {
'mouseenter': '_onMouseEnter',
'mouseleave': '_onMouseLeave',
'click': '_onClick'
},
initialize: function (opts) {
this._itemClassName = opts && opts.itemOptions ? opts.itemOptions.className : '';
this._initBinds();
},
render: function () {
// NOTE: this function calls destroyTipsy for each tooltip, which calls:
// this.$el.unbind('mouseleave mouseenter');
// So we need to bind the events again after calling clearSubViews
this.clearSubViews();
this.$el.bind('mouseenter', this._onMouseEnter.bind(this));
this.$el.bind('mouseleave', this._onMouseLeave.bind(this));
this.$el.html(
template({
name: this.model.getName(),
className: this._itemClassName,
template: this.model.get('template')()
})
);
if (this.model.getValue()) {
this.$el.addClass('js-' + this.model.getValue());
}
this.$el.toggleClass('is-selected', !!this.model.get('selected'));
this._initViews();
return this;
},
_initViews: function () {
if (this.model.get('tooltip')) {
var tooltip = new TipsyTooltipView({
el: this.$el,
gravity: 's',
title: function () {
return this.model.get('tooltip');
}.bind(this)
});
this.addView(tooltip);
}
},
_initBinds: function () {
this.model.bind('change:selected', this.render, this);
},
_onMouseEnter: function () {
this.model.set('highlighted', true);
},
_onMouseLeave: function () {
this.model.set('highlighted', false);
},
_onClick: function (e) {
this.killEvent(e);
this.model.set('selected', true);
}
});