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define([
'backbone.marionette',
'./action-view'
], function (Marionette, ActionView) {
var $ = jQuery;
return Marionette.CollectionView.extend({
childView: ActionView,
scrollToTop: function () {
var parent = this.$el.scrollParent();
if (parent.is(document)) {
parent = $(window);
}
parent.scrollTop(0);
},
scrollToAction: function (action) {
var model = this.collection.findWhere({ key: action });
if (model != null) {
var view = this.children.findByModel(model);
if (view != null) {
this.scrollToView(view);
}
}
},
scrollToView: function (view) {
var el = view.$el,
parent = el.scrollParent();
var elOffset = el.offset(),
parentOffset = parent.offset();
if (parent.is(document)) {
parentOffset = { top: 0 };
}
if (elOffset != null && parentOffset != null) {
var scrollTop = elOffset.top - parentOffset.top - 70;
parent.scrollTop(scrollTop);
}
}
});
});
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