#findPanel
{
position:absolute;
width:220px;
border:1px solid #666666;
}
#findPanelTitle
{
height:10px;
background-color:#336699;
cursor:move;
}
#findPanelContent
{
padding:5px 5px 5px 5px;
background-color:#6699CC;
}
var xmlDoc=new ActiveXObject(“Msxml2.DOMDocument”);
xmlDoc.async=false;
xmlDoc.resolveExternals=false;
xmlDoc.load(“stu.xml”);
//alert(xmlDoc.xml);
//显示数据
function show(){
var vbo=document.getElementById(“s”).value;
if(vbo==”显示学生信息”){
document.getElementById(‘info’).style.visibility=’visible’;
document.getElementById(“s”).value=”隐藏学生信息”;
}else{
document.getElementById(‘info’).style.visibility=’hidden’;
document.getElementById(“s”).value=”显示学生信息”;
}
}
//查找
function que(){
document.getElementById(“ad”).style.visibility=”visible”;
document.getElementById(“qmd”).style.visibility=”visible”;
}
function getXMLProperty(xmlDoc, name) {
var keys=name.split(‘.’);
var node=xmlDoc.documentElement;
for(var i=0; i
var childs=node.childNodes;
var key=keys[i];
for(var k=0; k
var child=childs[k];
if(child.nodeName==key) {
if(child.childNodes.length==1) {
return child.text;
} else {
node=child;
break;
}
}
}
}
return “”;
}
//返回父节点(通过节点名字和节点值)
function getNod(nam,val){
var node=xmlDoc.documentElement;
var childs=node.childNodes;
for (var i=0;i
{
var child=childs[i];
var childms=child.childNodes;
for(var k=0;k
var childm=childms[k];
if(childm.nodeName==nam && (childm.text).substring(0,6)==val){
//alert(val);
return child;
}
}
}
return ”;
}
//通过父节点和子节点名返回子节点值
function getNodVal(nods,nam){
var childms=nods.childNodes;
for(var k=0;k
var childm=childms[k];
if(childm.nodeName==nam){
//alert(childm.text);
return childm.text;
}
}
return ”;
}
//通过父节点和子节点名返回子节点
function getCurNod(nods,nam){
var childms=nods.childNodes;
for(var k=0;k
var childm=childms[k];
if(childm.nodeName==nam){
//alert(childm.text);
return childm;
}
}
return ”;
}
//开始查找
function query(){
var renum=/^\d{5}$/;
if(renum.exec(xh.value)){
if(xmlDoc.selectSingleNode(“/学生管理[学生/学号=”+xh.value+”]”)){
var nod=getNod(‘学号’,xh.value);
//getNodVal(nod,’姓名’);
//getNodVal(nod,’性别’);
//getNodVal(nod,’籍贯’);
document.getElementById(“xm”).value=getNodVal(nod,’姓名’);
document.getElementById(“xb”).value=getNodVal(nod,’性别’);
document.getElementById(“jg”).value=getNodVal(nod,’籍贯’);
}else{
alert(“该学号还没有被占用!”);
}
}else{
alert(“学号非法!学号5位数字!”);
return false;
}
}
//修改
function mod(){
if(info_check()){
if(xmlDoc.selectSingleNode(“/学生管理[学生/学号=”+xh.value+”]”)){
if(confirm(“确认修改？”)){
var nod=getNod(‘学号’,xh.value);
getCurNod(nod,’姓名’).text=xm.value;
getCurNod(nod,’性别’).text=xb.value;
getCurNod(nod,’籍贯’).text=jg.value;
saveXML();
//document.getElementById(“xh”).disabled=”false”;
document.getElementById(“xh”).value=””;
document.getElementById(“xm”).value=””;
document.getElementById(“xb”).value=””;
document.getElementById(“jg”).value=””;
document.getElementById(“ad”).style.visibility=”hidden”;
document.getElementById(“qmd”).style.visibility=”hidden”;
alert(“修改成功!”);
location.reload();
}
}else{
alert(“该学号还没有被占用!请按学号查询再进行修改!”);
return false;
}
}
}
//新增学生
function add(){
var vadd=document.getElementById(“add”).value;
if(vadd==”新增”){
document.getElementById(“xh”).value=””;
document.getElementById(“xm”).value=””;
document.getElementById(“xb”).value=””;
document.getElementById(“jg”).value=””;
document.getElementById(“qmd”).style.visibility=”hidden”;
document.getElementById(‘info’).style.visibility=’hidden’;
document.getElementById(“s”).value=”显示学生信息”;
document.getElementById(“ad”).style.visibility=”visible”;
document.getElementById(“add”).value=”保存”;
document.getElementById(“can”).style.visibility=”visible”;
}else{
if(info_check()){
add_node();
saveXML();
document.getElementById(“xh”).value=””;
document.getElementById(“xm”).value=””;
document.getElementById(“xb”).value=””;
document.getElementById(“jg”).value=””;
document.getElementById(“ad”).style.visibility=”hidden”;
document.getElementById(“qmd”).style.visibility=”hidden”;
document.getElementById(“add”).value=”新增”;
alert(“新增成功!”);
location.reload();
}
}
}
//删除学生
function del(){
var renum=/^\d{5}$/;
if(renum.exec(document.getElementById(“xh”).value)){
if(xmlDoc.selectSingleNode(“/学生管理[学生/学号=”+xh.value+”]”)){
if(confirm(“确认删除？”)){
var nod=getNod(‘学号’,xh.value);
nod.parentNode.removeChild(nod);
saveXML();
can();
alert(“删除成功!”);
location.reload();
}
}else{
alert(“该学号还没有被占用!请按学号查询再进行修改!”);
return false;
}
}else{
alert(“学号非法!为5位数字!”);
return false;
}
}
//取消新增
function can(){
document.getElementById(“xh”).value=””;
document.getElementById(“xm”).value=””;
document.getElementById(“xb”).value=””;
document.getElementById(“jg”).value=””;
document.getElementById(“ad”).style.visibility=”hidden”;
document.getElementById(“can”).style.visibility=”hidden”;
document.getElementById(“qmd”).style.visibility=”hidden”;
document.getElementById(“add”).value=”新增”;
}
//增加结点
function add_node(){
var oxh=xmlDoc.createElement(“学号”);
oxh.appendChild(xmlDoc.createTextNode(xh.value));
var oxm=xmlDoc.createElement(“姓名”);
oxm.appendChild(xmlDoc.createTextNode(xm.value));
var oxb=xmlDoc.createElement(“性别”);
oxb.appendChild(xmlDoc.createTextNode(xb.value));
var ojg=xmlDoc.createElement(“籍贯”);
ojg.appendChild(xmlDoc.createTextNode(jg.value));
var oxs=xmlDoc.createElement(“学生”);
oxs.appendChild(oxh);
oxs.appendChild(oxm);
oxs.appendChild(oxb);
oxs.appendChild(ojg);
var parent=xmlDoc.selectSingleNode(“/学生管理”);
if(parent.hasChildNodes()) {
parent.insertBefore(oxs,parent.firstChild);
}else{
parent.appendChild(oxs);
}
}
//保存XML
function saveXML(){
xmlDoc.save(“stu.xml”);
}
//验证新增数据
function info_check(){
var renum=/^\d{5}$/;
var rec=/^[一-龥]{2,5}$/;
if(!renum.exec(document.getElementById(“xh”).value)){
alert(“学号非法!为5位数字!”);
return false;
}
if(!rec.exec(xm.value)){
alert(“姓名非法!只能是中文最少两个字,最多不得超过5个字!”);
return false;
}
//alert(xb.value!=”男”);
switch(xb.value){
case “男”:break;
case “女”:break;
default:alert(“性别只能是”男”或”女”!”); return false;
}
if(!rec.exec(jg.value)){
alert(“籍贯非法!只能是中文最少两个字,最多不得超过5个字!！”);
return false;
}
return true;
}
//–>
| 学号: |
姓名:
性别:
籍贯:
var findPanel=document.getElementById(“findPanel”);
var findPanelTitle=document.getElementById(“findPanelTitle”);
var findPanelContent=document.getElementById(“findPanelContent”);
var findPanel_orgnX=50;
var findPanel_orgnY=50;
//设置物件位置
findPanel.style.pixelLeft=document.body.scrollLeft + findPanel_orgnX;
findPanel.style.pixelTop=document.body.scrollTop + findPanel_orgnY;
//================================================================================
var foundCnt=0; //已经找到了的结果的数量
//查找入口函数
function Find(key)
{
if (key==””)
{
return;
}
if (document.all)
{
IEFind(key);
}
else
{
NSFind(key);
}
}
//浏览器为 IE 系列
function IEFind(key)
{
var rng=document.body.createTextRange();
var found=false;
for (var i=0; i<=foundCnt && (found=rng.findText(key)); i++)
{
rng.moveStart(“character”, 1); //找到，后移一位以查找下一个
}
if (found)
{
rng.moveStart(“character”, -1);
rng.findText(key);
rng.select();
rng.scrollIntoView();
foundCnt++;
}
else
{
if (foundCnt > 0)
{
//已经查找一遍，找到有符合条件的结果，重新开始查找
foundCnt=0;
IEFind(key);
}
else
{
//已经查找一遍，没有找到符合条件的结果
alert(“文档搜索完毕。”);
}
}
}
//浏览器为 NS 系列
function NSFind(key)
{
if (window.find(key))
{
foundCnt++;
}
else
{
var found=false;
while (window.find(key, false, true))
{
found=true;
}
if (found)
{
//已经查找一遍，找到有符合条件的结果，重新查找也已经开始
foundCnt=1;
}
else
{
//已经查找一遍，没有找到符合条件的结果
alert(“文档搜索完毕。”);
}
}
}
function OnKeySubmit()
{
var key=document.getElementById(“key”);
Find(key.value);
}
function ChckSubmit(e)
{
if (e.keyCode==13)
{
OnKeySubmit();
}
}
//================================================================================
function RePosFindPanel()
{
findPanel.style.pixelLeft=document.body.scrollLeft + findPanel_orgnX;
findPanel.style.pixelTop=document.body.scrollTop + findPanel_orgnY;
}
document.body.onscroll=RePosFindPanel;
document.body.onresize=RePosFindPanel;
//================================================================================
//拖拽过程中相关变量
var draging=false; //是否处于拖拽中
var offsetX=0; //X方向左右偏移量
var offsetY=0; //Y方向上下偏移量
//准备拖拽
function BeforeDrag()
{
if (event.button !=1)
{
return;
}
offsetX=document.body.scrollLeft + event.clientX-findPanel.style.pixelLeft;
offsetY=document.body.scrollTop + event.clientY-findPanel.style.pixelTop;
draging=true;
}
//拖拽中
function OnDrag()
{
if(!draging)
{
return;
}
//更新位置
findPanel_orgnX=event.clientX-offsetX;
findPanel_orgnY=event.clientY-offsetY;
event.returnValue=false;
findPanel.style.pixelLeft=document.body.scrollLeft + event.clientX-offsetX;
findPanel.style.pixelTop=document.body.scrollTop + event.clientY-offsetY;
}
//结束拖拽
function EndDrag()
{
if (event.button !=1)
{
return;
}
draging=false;
}
findPanelTitle.onmousedown=BeforeDrag;
document.onmousemove=OnDrag;
findPanelTitle.onmouseup=EndDrag;
//–>
:red;” >
学生信息管理
学号
姓名
性别
籍贯
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