Dictionary.js
资源名称:oa.rar [点击查看]
上传用户:kimgenplus
上传日期:2016-06-05
资源大小:20877k
文件大小:2k
源码类别:
OA系统
开发平台:
Java
- /*
- Copyright (c) 2004-2006, The Dojo Foundation
- All Rights Reserved.
- Licensed under the Academic Free License version 2.1 or above OR the
- modified BSD license. For more information on Dojo licensing, see:
- http://dojotoolkit.org/community/licensing.shtml
- */
- dojo.provide("dojo.collections.Dictionary");
- dojo.require("dojo.collections.Collections");
- dojo.collections.Dictionary = function (dictionary) {
- var items = {};
- this.count = 0;
- var testObject = {};
- this.add = function (k, v) {
- var b = (k in items);
- items[k] = new dojo.collections.DictionaryEntry(k, v);
- if (!b) {
- this.count++;
- }
- };
- this.clear = function () {
- items = {};
- this.count = 0;
- };
- this.clone = function () {
- return new dojo.collections.Dictionary(this);
- };
- this.contains = this.containsKey = function (k) {
- if (testObject[k]) {
- return false;
- }
- return (items[k] != null);
- };
- this.containsValue = function (v) {
- var e = this.getIterator();
- while (e.get()) {
- if (e.element.value == v) {
- return true;
- }
- }
- return false;
- };
- this.entry = function (k) {
- return items[k];
- };
- this.forEach = function (fn, scope) {
- var a = [];
- for (var p in items) {
- if (!testObject[p]) {
- a.push(items[p]);
- }
- }
- var s = scope || dj_global;
- if (Array.forEach) {
- Array.forEach(a, fn, s);
- } else {
- for (var i = 0; i < a.length; i++) {
- fn.call(s, a[i], i, a);
- }
- }
- };
- this.getKeyList = function () {
- return (this.getIterator()).map(function (entry) {
- return entry.key;
- });
- };
- this.getValueList = function () {
- return (this.getIterator()).map(function (entry) {
- return entry.value;
- });
- };
- this.item = function (k) {
- if (k in items) {
- return items[k].valueOf();
- }
- return undefined;
- };
- this.getIterator = function () {
- return new dojo.collections.DictionaryIterator(items);
- };
- this.remove = function (k) {
- if (k in items && !testObject[k]) {
- delete items[k];
- this.count--;
- return true;
- }
- return false;
- };
- if (dictionary) {
- var e = dictionary.getIterator();
- while (e.get()) {
- this.add(e.element.key, e.element.value);
- }
- }
- };