• Jquery双向select控件Bootstrap Dual Listbox


    效果预览:

    一. 下载插件

    github地址:https://github.com/istvan-ujjmeszaros/bootstrap-duallistbox

    也可以在这个网站中下载:http://www.virtuosoft.eu/code/bootstrap-duallistbox/(排版很好,推荐做为API参考地址)

    二. 使用

    引用css和js文件:

        <link href="scripts/bootstrap-3.3.5-dist/css/bootstrap.min.css" rel="stylesheet" />
        <!--<link href="//cdnjs.cloudflare.com/ajax/libs/prettify/r298/prettify.min.css" rel="stylesheet">-->
        <link href="scripts/duallistbox/bootstrap-duallistbox.min.css" rel="stylesheet" />
        <script src="scripts/jquery/jquery-2.1.4.min.js"></script>
        <script src="scripts/bootstrap-3.3.5-dist/js/bootstrap.min.js"></script>
        <!--<script src="//cdnjs.cloudflare.com/ajax/libs/prettify/r298/run_prettify.min.js"></script>-->
        <script src="scripts/duallistbox/jquery.bootstrap-duallistbox.min.js"></script>

    初始化class属性为demo1的select元素:

        <script type="text/javascript">
            $(function () {
                var demo2 = $('.demo1').bootstrapDualListbox({
                    nonSelectedListLabel: 'Non-selected',
                    selectedListLabel: 'Selected',
                    preserveSelectionOnMove: 'moved',
                    moveOnSelect: false,
                    nonSelectedFilter: 'ion ([7-9]|[1][0-2])'
                });
    
                $("#showValue").click(function () {
                    alert($('[name="duallistbox_demo1"]').val());
                });
            });
        </script>

    HTML代码:

         <div class="col-md-7">
            <select multiple="multiple" size="10" name="duallistbox_demo1" class="demo1">
                <option value="1">Option 1</option>
                <option value="2">Option 2</option>
                <option value="3" selected="selected">Option 3</option>
                <option value="4">Option 4</option>
                <option value="5">Option 5</option>
                <option value="6" selected="selected">Option 6</option>
                <option value="7">Option 7</option>
                <option value="8">Option 8</option>
                <option value="9">Option 9</option>
                <option value="10">Option 10</option>
            </select>
            <br />
            <input id="showValue" type="button" value="show selected data" />
        </div>

    这样就完成了插件的调用。

    三. 扩展

    一个通用的,初始化数据的js函数:

            /*初始化duallistbox*/
            //queryParam1:参数
            //selectClass:select元素class属性
            //selectedDataStr:选中数据,多个以,隔开
            function initListBox(queryParam1,selectClass, selectedDataStr) {
                var paramData = {
                    'testParam1': queryParam1
                }
                $.ajax({
                    url: 'DataHandler.ashx',
                    type: 'get',
                    data: paramData,
                    async: true,
                    success: function (returnData) {
                        var objs = $.parseJSON(returnData);
                        $(objs).each(function () {
                            var o = document.createElement("option");
                            o.value = this['id'];
                            o.text = this['name'];
                            if ("undefined" != typeof (selectedDataStr) && selectedDataStr != "") {
                                var selectedDataArray = selectedDataStr.split(',');
                                $.each(selectedDataArray, function (i, val) {
                                    if (o.value == val) {
                                        o.selected = 'selected';
                                        return false;
                                    }
                                });
                            }
                            $("." + selectClass + "")[0].options.add(o);
                        });
                        //渲染dualListbox
                        $('.' + selectClass + '').bootstrapDualListbox({
                            nonSelectedListLabel: 'Non-selected',
                            selectedListLabel: 'Selected',
                            preserveSelectionOnMove: 'moved',
                            moveOnSelect: false//,
                            //nonSelectedFilter: 'ion ([7-9]|[1][0-2])'
                        });
                    },
                    error: function (e) {
                        alert(e.msg);
                    }
                });
            }

    HTML代码:

        <div class="col-md-7">
            <select multiple="multiple" size="10" name="duallistbox_demo2" class="demo2">
            </select>
            <br />
            <input id="showValue" type="button" value="show selected data" />
        </div>

    调用:

            $(function () {
                //初始化
                initListBox('hangwei.cnblogs.com', 'demo2');
    
                $("#showValue").click(function () {
                    alert($('[name="duallistbox_demo2"]').val());
                });
            });

    DataHandler.ashx代码:

    <%@ WebHandler Language="C#" Class="DataHandler" %>
    
    using System;
    using System.Web;
    using System.Collections.Generic;
    using Newtonsoft.Json;
    
    public class DataHandler : IHttpHandler {
        
        public void ProcessRequest (HttpContext context) {
            var china = new { id = "China", name = "中国" };
            var usa = new { id = "USA", name = "美国" };
            var rsa = new { id = "Russia", name = "俄罗斯" };
            var en = new { id = "English", name = "英国" };
            var fra = new { id = "France", name = "法国" };
            List<object> list = new List<object>();
            list.Add(china);
            list.Add(usa);
            list.Add(rsa);
            list.Add(en);
            list.Add(fra);
            string returnJson = JsonConvert.SerializeObject(list);
            context.Response.ContentType = "text/plain";
            context.Response.Write(returnJson);        
        }
     
        public bool IsReusable {
            get {
                return false;
            }
        }
    
    }
    View Code

    效果:

    四. 总结

    1. 关于jquery版本问题,我自己写的demo使用的是1.10.2,实际上,只要jquery版本大于1.9.1即可,主要是匹配Bootstrap3.3.5版本需求的最低jquery版本。

       另外,如果忽略Bootstrap报错,1.8.2版本也是可行的,控件渲染没有问题。

    2. 本文demo使用的开发环境: VS2013 ,.NET Framework4.5

    demo下载

    希望本文对你有帮助。

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  • 原文地址:https://www.cnblogs.com/hangwei/p/5040866.html
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