Gunakan jQuery dua hala pilih kawalan Bootstrap Dual Listbox_jquery

Artikel ini terutamanya memperkenalkan cara menggunakan Bootstrap Dual Listbox kawalan pilihan dua hala ialah pemalam kotak senarai yang dioptimumkan untuk membalas Twitter. Ia boleh digunakan pada semua penyemak imbas dan peranti sentuh dengan semua orang , butirannya adalah seperti berikut:

Rendering:

1. Gunakan

1. Petikan fail css dan js

 <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>

2 Mulakan elemen pilih yang atribut kelasnya ialah demo1

<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>

3. Kod html

<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>

Ini melengkapkan panggilan pemalam

2. Sambungan

Fungsi js umum yang memulakan data:

/*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);
        }
      });
    }

kod html:

<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>

Panggil:

$(function () {
      //初始化
      initListBox('hangwei.cnblogs.com', 'demo2');

      $("#showValue").click(function () {
        alert($('[name="duallistbox_demo2"]').val());
      });
    });

Kod DataHandler.ashx:

<%@ 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;
    }
  }

}

Kesan:

Persekitaran pembangunan yang digunakan dalam demo artikel ini: VS2013, .NET Framework4.5.

Di atas ialah cara menggunakan Bootstrap Dual Listbox kawalan pilihan dua hala Saya harap ia akan membantu pembelajaran semua orang.