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jQWidgets jqxTreeGrid columns屬性用法及代碼示例


jQWidgets是一個 JavaScript 框架，用於為 PC 和移動設備製作基於 Web 的應用程序。它是一個非常強大、優化、獨立於平台且得到廣泛支持的框架。這jqxTreeGrid用於表示tree-like結構中的數據。該小部件對於顯示多列分層數據、數據分頁、排序和過濾、數據編輯、列大小調整、固定列、條件格式、聚合和行選擇非常有用。這些小部件還可以讀取和顯示來自任何類型數據源(例如 XML、JSON、Array、CSV 或 TSV)的數據。

columns 屬性用於設置指定 jqxTreeGrid 的列。

columns 屬性中有一個可以設置的屬性列表：

  • text: 這是一個 用於設置列標題文本的字符串屬性。
  • dataField:這是一個字符串屬性，用於設置列的綁定字段。
  • displayField: 這是一個字符串屬性，用於設置列的顯示字段。
  • sortable:這是一個布爾屬性，用於確定列是否可排序。
  • filterable: 這是一個布爾屬性，用於確定該列是否可過濾。
  • hidden: 這是一個布爾屬性，用於確定該列是可見還是隱藏。
  • columnGroup:這是一個字符串屬性，用於確定列的父組的名稱。
  • autoCellHeight:這是一個布爾屬性，用於確定是否啟用單元格的數據包裝。
  • renderer: 這是用於自定義呈現列標題的回調函數。

用法:

$("#jqxTreeGrid").jqxTreeGrid({
    columns: [{
        text: 'Employee_Name',
        align: 'center',
        dataField: 'Employee_Name',
        width: 140
    }, {
        text: 'Company',
        align: 'center',
        dataField: 'Company',
        width: 150
    }, {
        text: 'Designation',
        align: 'center',
        dataField: 'Designation',
        width: 150
    }]
});

鏈接文件：從給定鏈接下載 https://www.jqwidgets.com/download/。在 HTML 文件中，找到下載文件夾中的腳本文件。

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdata.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxbuttons.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxscrollbar.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxlistbox.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdropdownlist.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdatatable.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxtreegrid.js”></script>

例子：下麵的例子說明了jQWidgets jqxTreeGrid列屬性。

HTML


<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <link rel="stylesheet" href= 
        "jqwidgets/styles/jqx.base.css" type="text/css" /> 
    <script type="text/javascript" 
        src="scripts/jquery.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxcore.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxdata.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxbuttons.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxscrollbar.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxlistbox.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxdropdownlist.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxdatatable.js"> </script> 
    <script type="text/javascript" 
        src="jqwidgets/jqxtreegrid.js"> </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color: green;"> 
            GeeksforGeeks 
        </h1> 
        <h3> 
            jQWidgets jqxTreeGrid columns Property 
        </h3> 
        <div id="jqxTreeGrid" style="margin: 25px;"> 
        </div> 
        <script type="text/javascript"> 
            $(document).ready(function () { 
                var A = [{ 
                    "ID": 1, 
                    "Employee_Name": "Amit", 
                    "Company": "GeeksforGeeks", 
                    "Designation": "Content Writer", 
                    "expanded": true, 
                    A1: [{ 
                        "ID": 2, 
                        "Employee_Name": "Sumit", 
                        "Company": "Amazon", 
                        "Designation": "Software Engineer", 
                    }, { 
                        "ID": 3, 
                        "Employee_Name": "Vivek", 
                        "Company": "Apple", 
                        "Designation": "Product Manager", 
                        "expanded": true, 
                        A1: [{ 
                            "ID": 4, 
                            "Employee_Name": "Soni", 
                            "Company": "Flipkart", 
                            "Designation": "HR", 
                        }] 
                    }] 
                }]; 
  
                var Data_Source = { 
                    dataFields: [{ 
                        name: 'ID' 
                    }, { 
                        name: 'Employee_Name' 
                    }, { 
                        name: 'Company' 
                    }, { 
                        name: 'Designation' 
                    }, { 
                        name: 'A1', 
                        type: 'array' 
                    }, { 
                        name: 'expanded' 
                    }], 
                    hierarchy: { 
                        root: 'A1' 
                    }, 
                    id: 'ID', 
                    localData: A 
                }; 
  
                var Data = new 
                    $.jqx.dataAdapter(Data_Source); 
  
                $("#jqxTreeGrid").jqxTreeGrid({ 
                    source: Data, 
                    ready: function () { 
                        $("#jqxTreeGrid").jqxTreeGrid( 
                            'expandRow', '1'); 
                        $("#jqxTreeGrid").jqxTreeGrid( 
                            'expandRow', '3'); 
                    }, 
                    columns: [{ 
                        text: 'Employee_Name', 
                        align: 'center', 
                        dataField: 'Employee_Name', 
                        width: 140 
                    }, { 
                        text: 'Company', 
                        align: 'center', 
                        dataField: 'Company', 
                        width: 150 
                    }, { 
                        text: 'Designation', 
                        align: 'center', 
                        dataField: 'Designation', 
                        width: 150 
                    }] 
                }); 
            }); 
        </script> 
    </center> 
</body> 
  
</html>

輸出：

參考： https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxtreegrid/jquery-treegrid-api.htm?search=



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注：本文由純淨天空篩選整理自Kanchan_Ray大神的英文原創作品 jQWidgets jqxTreeGrid columns Property。非經特殊聲明，原始代碼版權歸原作者所有，本譯文未經允許或授權，請勿轉載或複製。