基于jQuery的动态增删改查表格信息，可左键/右键提示（原创自Zjmainstay）

在线演示： http://demo.jb51.net/js/2012/jqueryAutoAddDeleteTableTr/jqueryAutoAddDeleteTableTr_leftClick.html
//左键 


代码如下:

<html>
<head>
<title>jQuery 动态增删表格</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta http-equiv="Content-Language" content="zh-CN" />
<script type="text/javascript" src="http://demo.jb51.net/jslib/jquery/jquery-1.6.2.min.js"></script>
</head>
<body>
<script type="text/javascript">
$(document).ready(function(){
var addToTrTop = 10;
var addToTrLeft = 534;
var preEdit = null;
var inputData = '<input id="tmpEditor" type="text" value="?"></input>';
var bindListening = function(){
//表格点击响应
$("td").unbind().click(function(){
var tdData = $("#tmpEditor").val();
if( !$(this).parent().hasClass('editting')) {
preEdit&&preEdit.empty().html(tdData.trim(' '));
preEdit = null;
$("#tmpEditor").parent().empty().html($("#tmpEditor").val());
$(".editting").removeClass('editting');
}else if( preEdit && (preEdit.parent().children().index($(preEdit)) != $(this).parent().children().index($(this))) ){
preEdit.empty().html(tdData.trim(' '));
preEdit = null;
}else{
if(!$("#tmpEditor").val()) {
preEdit = $(this);
var tdData = $(this).html();
$(this).empty().append(inputData.replace('?',tdData));
$("#tmpEditor").focus();
}
}
if(!$(this).parent().hasClass('editting')){
var tipStyle = 'top:'+(parseInt($(this).offset().top)+addToTrTop)+'px;left:'+(parseInt($(this).parent().offset().left)+addToTrLeft)+'px;';
$("#clickTips").attr('style',tipStyle).show();
}
bindListening();
});
//向上增加一行
$("#addUp").unbind().click(function(){
doAddTrData($(this),'up');
bindListening();
});
//向下增加一行
$("#addDown").unbind().click(function(){
doAddTrData($(this),'down');
bindListening();
});
//删除当前行
$("#delete").unbind().click(function(){
doDeleteTrData($(this),'delete');
bindListening();
});
//编辑当前行
$("#edit").unbind().click(function(){
doEditTrData($(this),'edit');
bindListening();
});
var addTrData = $("tr:first").clone(true).attr('class','newAdd');
var getIndex = function(clickedTd,type){
var fields = $("tr");
var addIndex = -1;
for(var i=1;i<fields.length;i++){
var tipStyle = clickedTd.parent().attr('style');
var topValue = 'top: '+(parseInt(fields.eq(i).offset().top)+addToTrTop);
var ie_topValue = 'top: '+(parseInt(fields.eq(i).offset().top)+(addToTrTop-2));
if((tipStyle.indexOf(topValue) != -1) || (tipStyle.indexOf(ie_topValue) != -1)) {
switch(type.toLowerCase()){
case 'up':
addIndex = i-1;
break;
case 'down':
case 'edit':
case 'delete':
addIndex = i;
break;
}
}
}
return addIndex;
}
var doAddTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).after(addTrData);
setTimeout('$(".newAdd").attr("class",null)',1000);
$("#clickTips").hide();
return false;
}
var doDeleteTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).remove();
$("#clickTips").hide();
return false;
}
var doEditTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).addClass('editting');
$("#clickTips").hide();
return false;
}
}
bindListening();
});
</script>
<style type="text/css">
table{
width:580px;
margin:0 auto;
}
td,#tmpEditor{
display:block;
float:left;
border:1px solid #000000;
margin:auto 0.5px;
width:60px;
height:20px;
}
#clickTips{
border:1px solid #000000;
position:absolute;
left:3px;
width:120px;
padding:3px;
display:none;
background-color:#F5FFFA;
z-index:3;
}
span{
float:left;
width:100px;
height:20px;
clear:both;
}
.cloneTr{
display:none;
}
.newAdd td{
background-color:#FFFACD;
}
.editting td{
background-color:#F0F0F0;
}
</style>
<div id="tableContainer">
<table>
<tr class="cloneTr">
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>1</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>2</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>3</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>4</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>5</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>6</td>
</tr>
</table>
</div>
<div id="clickTips">
<span id="addUp">向上增加一行</span>
<span id="edit">修改当前一行</span>
<span id="addDown">向下增加一行</span>
<span id="delete">删除当前行</span>
</div>
</body>
</html>

jqueryAutoAddDeleteTableTr_rightClick.html
//右键（含屏蔽浏览器右键功能）


代码如下:

<html>
<head>
<title>jQuery 动态增删表格</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta http-equiv="Content-Language" content="zh-CN" />
<script type="text/javascript" src="http://demo.jb51.net/jslib/jquery/jquery-1.6.2.min.js"></script>
</head>
<body>
<script type="text/javascript">
$(document).ready(function(){
var addToTrTop = 10;
var addToTrLeft = 60;
var preEdit = null;
var inputData = '<input id="tmpEditor" type="text" value="?"></input>';
var bindListening = function(){
//屏蔽浏览器右键
if (window.Event) document.captureEvents(Event.MOUSEUP);
function nocontextmenu(e){
if(!e) var e=window.event;
e.cancelBubble = true
e.returnValue = false;
return false;
}
function norightclick(e){
if(!e) var e=window.event;
if (window.Event){
if (e.which == 2 || e.which == 3)
return false;
}else if (e.keyCode == 2 || e.keyCode == 3){
e.cancelBubble = true
e.returnValue = false;
return false;
}
}
document.oncontextmenu = nocontextmenu; // for IE5+
document.onmousedown = norightclick; // for all others
//End 屏蔽浏览器右键
//表格右键响应
$("td").mousedown(function(e){
var code;
if(!e) var e=window.event;
if(e.keyCode) {
code=e.keyCode;
}else if(e.which){
code = e.which;
}
var tdData = $("#tmpEditor").val();
if(code == 3){
var tipStyle = 'top:'+(parseInt($(this).offset().top)+addToTrTop)+'px;left:'+(parseInt($(this).offset().left)+addToTrLeft)+'px;';
$("#clickTips").attr('style',tipStyle).show();
return false;
}
if(code == 1){
if( !$(this).parent().hasClass('editting')) {
preEdit&&preEdit.empty().html(tdData.trim(' '));
preEdit = null;
$("#tmpEditor").parent().empty().html($("#tmpEditor").val());
$(".editting").removeClass('editting');
}else if( preEdit && (preEdit.parent().children().index($(preEdit)) != $(this).parent().children().index($(this))) ){
preEdit.empty().html(tdData.trim(' '));
preEdit = null;
}else{
if(!$("#tmpEditor").val()) {
preEdit = $(this);
var tdData = $(this).html();
$(this).empty().append(inputData.replace('?',tdData));
$("#tmpEditor").focus();
}
}
return false;
}
bindListening();
}); //End 表格右键响应
//向上增加一行
$("#addUp").unbind().click(function(){
doAddTrData($(this),'up');
bindListening();
});
//向下增加一行
$("#addDown").unbind().click(function(){
doAddTrData($(this),'down');
bindListening();
});
//删除当前行
$("#delete").unbind().click(function(){
doDeleteTrData($(this),'delete');
bindListening();
});
//编辑当前行
$("#edit").unbind().click(function(){
doEditTrData($(this),'edit');
bindListening();
});
var addTrData = $("tr:first").clone(true).attr('class','newAdd');
var getIndex = function(clickedTd,type){
var fields = $("tr");
var addIndex = -1;
for(var i=1;i<fields.length;i++){
var tipStyle = clickedTd.parent().attr('style');
var topValue = 'top: '+(parseInt(fields.eq(i).offset().top)+addToTrTop);
var ie_topValue = 'top: '+(parseInt(fields.eq(i).offset().top)+(addToTrTop-2));
if((tipStyle.indexOf(topValue) != -1) || (tipStyle.indexOf(ie_topValue) != -1)) {
switch(type.toLowerCase()){
case 'up':
addIndex = i-1;
break;
case 'down':
case 'edit':
case 'delete':
addIndex = i;
break;
}
}
}
return addIndex;
}
var doAddTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).after(addTrData);
setTimeout('$(".newAdd").attr("class",null)',1000);
$("#clickTips").hide();
return false;
}
var doDeleteTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).remove();
$("#clickTips").hide();
return false;
}
var doEditTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).addClass('editting');
$("#clickTips").hide();
return false;
}
}
bindListening();
});
</script>
<style type="text/css">
table{
width:580px;
margin:0 auto;
}
td,#tmpEditor{
display:block;
float:left;
border:1px solid #000000;
margin:auto 0.5px;
width:60px;
height:20px;
}
#clickTips{
border:1px solid #000000;
position:absolute;
left:3px;
width:120px;
padding:3px;
display:none;
background-color:#F5FFFA;
z-index:3;
}
span{
float:left;
width:100px;
height:20px;
clear:both;
}
.cloneTr{
display:none;
}
.newAdd td{
background-color:#FFFACD;
}
.editting td{
background-color:#F0F0F0;
}
</style>
<div id="tableContainer">
<table>
<tr class="cloneTr">
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>1</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>2</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>3</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>4</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>5</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td>6</td>
</tr>
</table>
</div>
<div id="clickTips">
<span id="addUp">向上增加一行</span>
<span id="edit">修改当前一行</span>
<span id="addDown">向下增加一行</span>
<span id="delete">删除当前行</span>
</div>
</body>
</html>

jqueryAutoAddDeleteTableTr_leftClick_addsearch.html
//左键添加查询功能


代码如下:

<html>
<head>
<title>jQuery 动态增删表格</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta http-equiv="Content-Language" content="zh-CN" />
<script type="text/javascript" src="http://demo.jb51.net/jslib/jquery/jquery-1.6.2.min.js"></script>
</head>
<body>
<script type="text/javascript">
$(document).ready(function(){
var addToTrTop = 10;
var addToTrLeft = 534;
var addToTdLeft = 60; //若设置addToTdLeft则addToTrLeft失效
var preEdit = null;
var inputData = '<input id="tmpEditor" type="text" value="?"></input>';
var bindListening = function(){
//表格点击响应
$("td").unbind().click(function(){
if($(this).hasClass('search')) return false;
var tdData = $("#tmpEditor").val();
if( !$(this).parent().hasClass('editting')) {
preEdit&&preEdit.empty().html(tdData.trim(' '));
preEdit = null;
$("#tmpEditor").parent().empty().html($("#tmpEditor").val());
$(".editting").removeClass('editting');
}else if( preEdit && (preEdit.parent().children().index($(preEdit)) != $(this).parent().children().index($(this))) ){
preEdit.empty().html(tdData.trim(' '));
preEdit = null;
}else{
if(!$("#tmpEditor").val()) {
preEdit = $(this);
var tdData = $(this).html();
$(this).empty().append(inputData.replace('?',tdData));
$("#tmpEditor").focus();
}
}
if(!$(this).parent().hasClass('editting')){
if(!addToTdLeft){
var offsetLeft = (parseInt($(this).parent().offset().left)+addToTrLeft);
}else {
var offsetLeft = (parseInt($(this).offset().left)+addToTdLeft);
}
var tipStyle = 'top:'+(parseInt($(this).offset().top)+addToTrTop)+'px;left:'+offsetLeft+'px;';
$("#clickTips").attr('style',tipStyle).show();
}
bindListening();
});
//向上增加一行
$("#addUp").unbind().click(function(){
doAddTrData($(this),'up');
bindListening();
});
//向下增加一行
$("#addDown").unbind().click(function(){
doAddTrData($(this),'down');
bindListening();
});
//删除当前行
$("#delete").unbind().click(function(){
doDeleteTrData($(this),'delete');
bindListening();
});
//编辑当前行
$("#edit").unbind().click(function(){
doEditTrData($(this),'edit');
bindListening();
});
//查询操作
$("#searchButton").click(function(){
$("#clickTips").hide();
var trs = $("#tableContainer").find("tr");
var tdLength = trs.eq(0).children('td').length;
var RegExp = '';
for(var i=0;i<tdLength;i++){
RegExp += '[^,]*'+trs.eq(1).find('input').eq(i).val()+'[^,]*,';
}
//不加eval则正则匹配失效
RegExp = eval('/' + RegExp.substr(0,RegExp.length-1) + '/i');
var stringObject = [];
for(var i=2;i<trs.length;i++){
stringObject[i] = '';
for(var j=0;j<tdLength;j++){
stringObject[i] += trs.eq(i).find('td').eq(j).html()+',';
}
stringObject[i] = stringObject[i].substr(0,stringObject[i].length-1).toString();
}
for(var i=2;i<trs.length;i++){
if(stringObject[i].search(RegExp)) {
trs.eq(i).hide();
}else{
trs.eq(i).show();
}
}
bindListening();
});
var addTrData = $("tr:first").clone(true).attr('class','newAdd');
var getIndex = function(clickedTd,type){
var fields = $("tr");
var addIndex = -1;
for(var i=1;i<fields.length;i++){
var tipStyle = clickedTd.parent().attr('style');
var topValue = 'top: '+(parseInt(fields.eq(i).offset().top)+addToTrTop);
var ie_topValue = 'top: '+(parseInt(fields.eq(i).offset().top)+(addToTrTop-2));
if((tipStyle.indexOf(topValue) != -1) || (tipStyle.indexOf(ie_topValue) != -1)) {
switch(type.toLowerCase()){
case 'up':
addIndex = i-1;
break;
case 'down':
case 'edit':
case 'delete':
addIndex = i;
break;
}
}
}
return addIndex;
}
$("#clearSearchButton").click(function(){
$("#clickTips").hide();
$(".search input[type=text]").val('');
$("tr").show();
$("tr.cloneTr").hide();
})
var doAddTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).after(addTrData);
setTimeout('$(".newAdd").attr("class",null)',1000);
$("#clickTips").hide();
return false;
}
var doDeleteTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).remove();
$("#clickTips").hide();
return false;
}
var doEditTrData = function(clickedTd,type){
if(getIndex(clickedTd,type) == -1) return false;
else {
var index=getIndex(clickedTd,type);
}
$("table tr").eq(index).addClass('editting');
$("#clickTips").hide();
return false;
}
}
bindListening();
});
</script>
<style type="text/css">
table{
margin:0 auto;
}
td,#tmpEditor{
display:block;
float:left;
border:1px solid #000000;
margin:auto 0.5px;
width:60px;
height:20px;
}
#clickTips{
border:1px solid #000000;
position:absolute;
left:3px;
width:120px;
padding:3px;
display:none;
background-color:#F5FFFA;
z-index:3;
}
span{
float:left;
width:100px;
height:20px;
clear:both;
}
.cloneTr{
display:none;
}
.newAdd td{
background-color:#FFFACD;
}
.editting td{
background-color:#F0F0F0;
}
.search{
background-color:#dddccc;
}
.search input{
padding-bottom: 0;
padding-right: 7px;
}
.searchButtonTd{
float:left;
}
#searchButton,#clearSearchButton{
margin-left: -2px;
margin-top: -2px;
padding-bottom: 0;
padding-right: 20px;
}
</style>
<div id="tableContainer">
<table>
<tr class="cloneTr">
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="search"><input type="text" size="6"/></td>
<td class="search"><input type="text" size="6"/></td>
<td class="search"><input type="text" size="6"/></td>
<td class="search"><input type="text" size="6"/></td>
<td class="search"><input type="text" size="6"/></td>
<td class="search"><input type="text" size="6"/></td>
<td class="search"><input type="text" size="6"/></td>
<td class="search"><input type="text" size="6"/></td>
<td class="search searchButtonTd"><input id="searchButton" type="button" size="10" value="查询"/></td>
<td class="search searchButtonTd"><input id="clearSearchButton" type="button" size="10" value="清除"/></td>
</tr>
<tr>
<td>1</td>
<td>2</td>
<td>3</td>
<td>4</td>
<td>5</td>
<td>6</td>
<td>7</td>
<td>8</td>
</tr>
<tr>
<td>a</td>
<td>b</td>
<td>c</td>
<td>d</td>
<td>e</td>
<td>f</td>
<td>g</td>
<td>h</td>
</tr>
<tr>
<td>A</td>
<td>B</td>
<td>C</td>
<td>D</td>
<td>E</td>
<td>F</td>
<td>G</td>
<td>H</td>
</tr>
<tr>
<td>aa</td>
<td>bb</td>
<td>cc</td>
<td>dd</td>
<td>ee</td>
<td>ff</td>
<td>gg</td>
<td>hh</td>
</tr>
<tr>
<td>111</td>
<td>222</td>
<td>333</td>
<td>444</td>
<td>555</td>
<td>666</td>
<td>777</td>
<td>888</td>
</tr>
<tr>
<td>1a</td>
<td>2b</td>
<td>3c</td>
<td>4d</td>
<td>5e</td>
<td>6f</td>
<td>7g</td>
<td>8h</td>
</tr>
</table>
</div>
<div id="clickTips">
<span id="addUp">向上增加一行</span>
<span id="edit">修改当前一行</span>
<span id="addDown">向下增加一行</span>
<span id="delete">删除当前行</span>
</div>
</body>
</html>

PS:
var addToTrTop = 10;
var addToTrLeft = 534;

var addToTdLeft = 60; //若设置addToTdLeft则addToTrLeft失效

表示提示DIV clickTips距离当前tr顶部和左部的偏移量，可自行修改，可为负数表示上移或左移。

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作者：Zjmainstay　　　　
出处：http://www.cnblogs.com/Zjmainstay/