• 可编辑表格


    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <title>编辑表格数据</title>
    <style type="text/css">
    <!--
    body,div,p,ul,li,font,span,td,th{
    font-size:10pt;
    line-height:155%;
    }
    table{
    border-top- 1px;
    border-right- 1px;
    border-bottom- 0px;
    border-left- 1px;
    border-top-style: solid;
    border-right-style: solid;
    border-bottom-style: none;
    border-left-style: solid;
    border-top-color: #CCCCCC;
    border-right-color: #CCCCCC;
    border-bottom-color: #CCCCCC;
    border-left-color: #CCCCCC;
    }
    td{
    border-bottom- 1px;
    border-bottom-style: solid;
    border-bottom-color: #CCCCCC;
    }
    .EditCell_TextBox {
    90%;
    border:1px solid #0099CC;
    }
    .EditCell_DropDownList {
    90%;
    }
    -->
    </style>
    <script>
    /**
    * JS实现可编辑的表格
    * 用法:EditTables(tb1,tb2,tb2,......);
    * Create by Senty at 2008-04-12
    **/

    //设置多个表格可编辑
    function EditTables(){
    for(var i=0;i<arguments.length;i++){
    SetTableCanEdit(arguments[i]);
    }
    }

    //设置表格是可编辑的
    function SetTableCanEdit(table){
    for(var i=1; i<table.rows.length;i++){
    SetRowCanEdit(table.rows[i]);
    }
    }

    function SetRowCanEdit(row){
    for(var j=0;j<row.cells.length; j++){

    //如果当前单元格指定了编辑类型,则表示允许编辑
    var editType = row.cells[j].getAttribute("EditType");
    if(!editType){
    //如果当前单元格没有指定,则查看当前列是否指定
    editType = row.parentNode.rows[0].cells[j].getAttribute("EditType");
    }
    if(editType){
    row.cells[j].onclick = function (){
    EditCell(this);
    }
    }
    }

    }

    //设置指定单元格可编辑
    function EditCell(element, editType){

    var editType = element.getAttribute("EditType");
    if(!editType){
    //如果当前单元格没有指定,则查看当前列是否指定
    editType = element.parentNode.parentNode.rows[0].cells[element.cellIndex].getAttribute("EditType");
    }

    switch(editType){
    case "TextBox":
    CreateTextBox(element, element.innerHTML);
    break;
    case "DropDownList":
    CreateDropDownList(element);
    break;
    default:
    break;
    }
    }

    //为单元格创建可编辑输入框
    function CreateTextBox(element, value){
    //检查编辑状态,如果已经是编辑状态,跳过
    var editState = element.getAttribute("EditState");
    if(editState != "true"){
    //创建文本框
    var textBox = document.createElement("INPUT");
    textBox.type = "text";
    textBox.className="EditCell_TextBox";


    //设置文本框当前值
    if(!value){
    value = element.getAttribute("Value");
    }
    textBox.value = value;

    //设置文本框的失去焦点事件
    textBox.onblur = function (){
    CancelEditCell(this.parentNode, this.value);
    }
    //向当前单元格添加文本框
    ClearChild(element);
    element.appendChild(textBox);
    textBox.focus();
    textBox.select();

    //改变状态变量
    element.setAttribute("EditState", "true");
    element.parentNode.parentNode.setAttribute("CurrentRow", element.parentNode.rowIndex);
    }

    }


    //为单元格创建选择框
    function CreateDropDownList(element, value){
    //检查编辑状态,如果已经是编辑状态,跳过
    var editState = element.getAttribute("EditState");
    if(editState != "true"){
    //创建下接框
    var downList = document.createElement("Select");
    downList.className="EditCell_DropDownList";

    //添加列表项
    var items = element.getAttribute("DataItems");
    if(!items){
    items = element.parentNode.parentNode.rows[0].cells[element.cellIndex].getAttribute("DataItems");
    }

    if(items){
    items = eval("[" + items + "]");
    for(var i=0; i<items.length; i++){
    var oOption = document.createElement("OPTION");
    oOption.text = items[i].text;
    oOption.value = items[i].value;
    downList.options.add(oOption);
    }
    }

    //设置列表当前值
    if(!value){
    value = element.getAttribute("Value");
    }
    downList.value = value;

    //设置创建下接框的失去焦点事件
    downList.onblur = function (){
    CancelEditCell(this.parentNode, this.value, this.options[this.selectedIndex].text);
    }

    //向当前单元格添加创建下接框
    ClearChild(element);
    element.appendChild(downList);
    downList.focus();

    //记录状态的改变
    element.setAttribute("EditState", "true");
    element.parentNode.parentNode.setAttribute("LastEditRow", element.parentNode.rowIndex);
    }

    }


    //取消单元格编辑状态
    function CancelEditCell(element, value, text){
    element.setAttribute("Value", value);
    if(text){
    element.innerHTML = text;
    }else{
    element.innerHTML = value;
    }
    element.setAttribute("EditState", "false");

    //检查是否有公式计算
    CheckExpression(element.parentNode);
    }

    //清空指定对象的所有字节点
    function ClearChild(element){
    element.innerHTML = "";
    }

    //添加行
    function AddRow(table, index){
    var lastRow = table.rows[table.rows.length-1];
    var newRow = lastRow.cloneNode(true);
    //计算新增加行的序号,需要引入jquery 的jar包
    var startIndex = $.inArray(lastRow,table.rows);
    var endIndex = table.rows;
    nbsp;table.tBodies[0].appendChild(newRow);
    newRow.cells[0].innerHTML=endIndex-startIndex;
    SetRowCanEdit(newRow);
    return newRow;

    }


    //删除行
    function DeleteRow(table, index){
    for(var i=table.rows.length - 1; i>0;i--){
    var chkOrder = table.rows[i].cells[0].firstChild;
    if(chkOrder){
    if(chkOrder.type = "CHECKBOX"){
    if(chkOrder.checked){
    //执行删除
    table.deleteRow(i);
    }
    }
    }
    }
    }

    //提取表格的值,JSON格式
    function GetTableData(table){
    var tableData = new Array();
    alert("行数:" + table.rows.length);
    for(var i=1; i<table.rows.length;i++){
    tableData.push(GetRowData(tabProduct.rows[i]));
    }

    return tableData;

    }
    //提取指定行的数据,JSON格式
    function GetRowData(row){
    var rowData = {};
    for(var j=0;j<row.cells.length; j++){
    name = row.parentNode.rows[0].cells[j].getAttribute("Name");
    if(name){
    var value = row.cells[j].getAttribute("Value");
    if(!value){
    value = row.cells[j].innerHTML;
    }

    rowData[name] = value;
    }
    }
    //alert("ProductName:" + rowData.ProductName);
    //或者这样:alert("ProductName:" + rowData["ProductName"]);
    return rowData;

    }

    //检查当前数据行中需要运行的字段
    function CheckExpression(row){
    for(var j=0;j<row.cells.length; j++){
    expn = row.parentNode.rows[0].cells[j].getAttribute("Expression");
    //如指定了公式则要求计算
    if(expn){
    var result = Expression(row,expn);
    var format = row.parentNode.rows[0].cells[j].getAttribute("Format");
    if(format){
    //如指定了格式,进行字值格式化
    row.cells[j].innerHTML = formatNumber(Expression(row,expn), format);
    }else{
    row.cells[j].innerHTML = Expression(row,expn);
    }
    }

    }
    }

    //计算需要运算的字段
    function Expression(row, expn){
    var rowData = GetRowData(row);
    //循环代值计算
    for(var j=0;j<row.cells.length; j++){
    name = row.parentNode.rows[0].cells[j].getAttribute("Name");
    if(name){
    var reg = new RegExp(name, "i");
    expn = expn.replace(reg, rowData[name].replace(/\,/g, ""));
    }
    }
    return eval(expn);
    }

    ///////////////////////////////////////////////////////////////////////////////////
    /**
    * 格式化数字显示方式
    * 用法
    * formatNumber(12345.999,'#,##0.00');
    * formatNumber(12345.999,'#,##0.##');
    * formatNumber(123,'000000');
    * @param num
    * @param pattern
    */
    /* 以下是范例
    formatNumber('','')=0
    formatNumber(123456789012.129,null)=123456789012
    formatNumber(null,null)=0
    formatNumber(123456789012.129,'#,##0.00')=123,456,789,012.12
    formatNumber(123456789012.129,'#,##0.##')=123,456,789,012.12
    formatNumber(123456789012.129,'#0.00')=123,456,789,012.12
    formatNumber(123456789012.129,'#0.##')=123,456,789,012.12
    formatNumber(12.129,'0.00')=12.12
    formatNumber(12.129,'0.##')=12.12
    formatNumber(12,'00000')=00012
    formatNumber(12,'#.##')=12
    formatNumber(12,'#.00')=12.00
    formatNumber(0,'#.##')=0
    */
    function formatNumber(num,pattern){
    var strarr = num?num.toString().split('.'):['0'];
    var fmtarr = pattern?pattern.split('.'):[''];
    var retstr='';

    // 整数部分
    var str = strarr[0];
    var fmt = fmtarr[0];
    var i = str.length-1;
    var comma = false;
    for(var f=fmt.length-1;f>=0;f--){
    switch(fmt.substr(f,1)){
    case '#':
    if(i>=0 ) retstr = str.substr(i--,1) + retstr;
    break;
    case '0':
    if(i>=0) retstr = str.substr(i--,1) + retstr;
    else retstr = '0' + retstr;
    break;
    case ',':
    comma = true;
    retstr=','+retstr;
    break;
    }
    }
    if(i>=0){
    if(comma){
    var l = str.length;
    for(;i>=0;i--){
    retstr = str.substr(i,1) + retstr;
    if(i>0 && ((l-i)%3)==0) retstr = ',' + retstr;
    }
    }
    else retstr = str.substr(0,i+1) + retstr;
    }

    retstr = retstr+'.';
    // 处理小数部分
    str=strarr.length>1?strarr[1]:'';
    fmt=fmtarr.length>1?fmtarr[1]:'';
    i=0;
    for(var f=0;f<fmt.length;f++){
    switch(fmt.substr(f,1)){
    case '#':
    if(i<str.length) retstr+=str.substr(i++,1);
    break;
    case '0':
    if(i<str.length) retstr+= str.substr(i++,1);
    else retstr+='0';
    break;
    }
    }
    return retstr.replace(/^,+/,'').replace(/.$/,'');
    }
    </script>
    </head>

    <body>
    <form id="form1" name="form1" method="post" action="">
    <h3>可编辑的表格</h3>
    <table width="698" border="0" cellpadding="0" cellspacing="0" id="tabProduct">
    <tr>
    <td width="32" align="center" bgcolor="#EFEFEF" Name="Num"><input type="checkbox" name="checkbox" value="checkbox" /></td>
    <td width="186" bgcolor="#EFEFEF" Name="Num" EditType="TextBox">序号</td>
    <td width="152" bgcolor="#EFEFEF" Name="ProductName" EditType="DropDownList" DataItems="{text:'A',value:'a'},{text:'B',value:'b'},{text:'C',value:'c'},{text:'D',value:'d'}">商品名称</td>
    <td width="103" bgcolor="#EFEFEF" Name="Amount" EditType="TextBox">数量</td>
    <td width="103" bgcolor="#EFEFEF" Name="Price" EditType="TextBox">单价</td>
    <td width="120" bgcolor="#EFEFEF" Name="SumMoney" Expression="Amount*Price" Format="#,###.00">合计</td>
    </tr>
    <tr>
    <td align="center" bgcolor="#FFFFFF"><input type="checkbox" name="checkbox2" value="checkbox" /></td>
    <td bgcolor="#FFFFFF">1</td>
    <td bgcolor="#FFFFFF" Value="c">C</td>
    <td bgcolor="#FFFFFF">0</td>
    <td bgcolor="#FFFFFF">0</td>
    <td bgcolor="#FFFFFF">0</td>
    </tr>
    <tr>
    <td align="center" bgcolor="#FFFFFF"><input type="checkbox" name="checkbox22" value="checkbox" /></td>
    <td bgcolor="#FFFFFF">2</td>
    <td bgcolor="#FFFFFF" Value="d">D</td>
    <td bgcolor="#FFFFFF">0</td>
    <td bgcolor="#FFFFFF">0</td>
    <td bgcolor="#FFFFFF">0</td>
    </tr>
    </table>

    <br />
    <input type="button" name="Submit" value="新增" onclick="AddRow(document.getElementById('tabProduct'),1)" />
    <input type="button" name="Submit2" value="删除" onclick="DeleteRow(document.getElementById('tabProduct'),1)" />
    <input type="button" name="Submit22" value="重置" onclick="window.location.reload()" />
    <input type="submit" name="Submit3" value="提交" onclick="GetTableData(document.getElementById('tabProduct'));return false;" />
    </form>

    <script language="javascript" src="GridEdit.js"></script>
    <script language="javascript">
    var tabProduct = document.getElementById("tabProduct");

    // 设置表格可编辑
    // 可一次设置多个,例如:EditTables(tb1,tb2,tb2,......)
    EditTables(tabProduct);


    </script>
    </body>
    </html>

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  • 原文地址:https://www.cnblogs.com/developer-ios/p/6590933.html
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