Sha256: d07969a463abd49a5e21851f6a5d6ff930d6e34eae84db560a23df02a31d99d3
Contents?: true
Size: 1.44 KB
Versions: 6
Compression:
Stored size: 1.44 KB
Contents
"use strict";
var ko = require("knockout");
ko.extenders.paging = function(target, pageSize) {
var _pageSize = ko.observable(pageSize || 10),
// default pageSize to 10
_currentPage = ko.observable(1); // default current page to 1
target.pageSize = ko.computed({
read: _pageSize,
write: function(newValue) {
if (newValue > 0) {
_pageSize(newValue);
} else {
_pageSize(10);
}
}
});
target.currentPage = ko.computed({
read: _currentPage,
write: function(newValue) {
if (newValue > target.pageCount()) {
_currentPage(target.pageCount());
} else if (newValue <= 0) {
_currentPage(1);
} else {
_currentPage(newValue);
}
}
});
target.pageCount = ko.computed(function() {
return Math.ceil(target().length / target.pageSize()) || 1;
});
target.currentPageData = ko.computed(function() {
var pageSize = _pageSize(),
pageIndex = _currentPage(),
startIndex = pageSize * (pageIndex - 1),
endIndex = pageSize * pageIndex;
return target().slice(startIndex, endIndex);
});
target.moveFirst = function() {
target.currentPage(1);
};
target.movePrevious = function() {
target.currentPage(target.currentPage() - 1);
};
target.moveNext = function() {
target.currentPage(target.currentPage() + 1);
};
target.moveLast = function() {
target.currentPage(target.pageCount());
};
return target;
};
Version data entries
6 entries across 6 versions & 1 rubygems