Files
edx-platform/cms/static/js/views/paging_mixin.js
2015-01-12 13:37:56 +03:00

38 lines
1.2 KiB
JavaScript

define([],
function () {
var PagedMixin = {
setPage: function (page) {
var self = this,
collection = self.collection,
oldPage = collection.currentPage;
collection.goTo(page, {
reset: true,
success: function () {
window.scrollTo(0, 0);
},
error: function (collection) {
collection.currentPage = oldPage;
self.onError();
}
});
},
nextPage: function() {
var collection = this.collection,
currentPage = collection.currentPage,
lastPage = collection.totalPages - 1;
if (currentPage < lastPage) {
this.setPage(currentPage + 1);
}
},
previousPage: function() {
var collection = this.collection,
currentPage = collection.currentPage;
if (currentPage > 0) {
this.setPage(currentPage - 1);
}
}
};
return PagedMixin;
});