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ASP.net项目开发案例全程实录关于第四章图书馆管理系统导航菜单栏的一些问题
发表在ASP.NET图书答疑
2013-04-22
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在学校自己做的小项目中,运用了该管理系统导航菜单功能,研究里面的JavaScript脚本之后不知道它是怎么实现的,自己新添加了几个新的菜单项后,不显示下拉菜单,其余在原基础上改的菜单项能显示下拉菜单。还有一个最大的问题就是每个导航的菜单项的下拉列表不是在该菜单项的正下方显示,而是都聚集在第一个菜单项正下方显示,即在那个“首页”那个菜单项正下方显示,这是为什么呢?急求解答!!!
精彩评论 3
2013-04-26
板凳
问题是在可视化操作中导航那一块不显示东西出来,是空的,只能在代码里按照规则来改写,是不是因为版本问题成的原因,我用的是vs2005
<%@ Control Language="C#" AutoEventWireup="true" CodeFile="header.ascx.cs" Inherits="header" %>
<table border="0" cellpadding="0" cellspacing="0" style="width: 815px; height: 149px">
<tr>
<td colspan="2" style="height: 109px">
<asp:Image ID="Image1" runat="server" ImageUrl="~/Images/top_bg.jpg" Width="815px" /></td>
</tr>
<tr>
<td align="center" style="width: 250px; background-color: #b5b755;">
成人教育管理系统欢迎您!</td>
<td align="center" style="width: 381px">
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mpmenu1=new mMenu('首页','index.aspx','self','','','','');
mpmenu2=new mMenu('专业管理','#','self','','','','');
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mpmenu2.addItem(new mMenuItem('专业代码录入','addMajor.aspx','self',false,'','','','',''));
mpmenu2.addItem(new mMenuItem('教学计划录入','','self',false,'','','','',''));
mpmenu2.addItem(new mMenuItem('教学计划修改','','self',false,'','','','',''));
mpmenu3=new mMenu('课程管理','#','self','','','','');
mpmenu3.addItem(new mMenuItem('专业课程浏览','courInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('课程信息录入','addCourInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('课程信息修改','updateCourInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('课程信息删除','deleteCourInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('学生个人选课情况的查询','','self',false,'','','','',''));
mpmenu4=new mMenu('班级管理','#','self','','','','');
mpmenu4.addItem(new mMenuItem('行政班级浏览','classInfo.aspx','self',false,'','','','',''));
mpmenu4.addItem(new mMenuItem('班级信息录入','addClassInfo.aspx','self',false,'','','','',''));
mpmenu4.addItem(new mMenuItem('班级信息修改','','self',false,'','','','',''));
mpmenu4.addItem(new mMenuItem('班级信息删除','','self',false,'','','','',''));
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mpmenu5.addItem(new mMenuItem('学生信息浏览','stuInfo.aspx','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学生信息录入','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学生信息修改','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学生信息删除','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学籍异动情况','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('注册信息浏览','','self',false,'','','','',''));
mpmenu6=new mMenu('考试管理','#','self','','','','');
mpmenu6.addItem(new mMenuItem('考试信息浏览','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试信息录入','','self',false,'','','','',''));
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mpmenu6.addItem(new mMenuItem('考试信息删除','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试报名','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试安排','','self',false,'','','','',''));
mpmenu10=new mMenu('查询','#','self','','','','');
mpmenu11=new mMenu('帮助','help.aspx','self','','','','');
mpmenu7=new mMenu('成绩管理','#','self','','','','');
mpmenu7.addItem(new mMenuItem('学生成绩查询','','self',false,'','','','',''));
mpmenu7.addItem(new mMenuItem('学生成绩导入','','self',false,'','','','',''));
mpmenu7.addItem(new mMenuItem('学生成绩导出','','self',false,'','','','',''));
mpmenu8=new mMenu('教师管理','#','self','','','','');
mpmenu8.addItem(new mMenuItem('专业课任课老师信息','','self',false,'','','','',''));
mpmenu8.addItem(new mMenuItem('班级辅导员信息','','self',false,'','','','',''));
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mpmenu9.addItem(new mMenuItem('管理员1','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('管理员2','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('专业任课老师','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('班级辅导员','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('学生','','self',false,'','','','',''));
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</td>
</tr>
</table>
<%@ Control Language="C#" AutoEventWireup="true" CodeFile="header.ascx.cs" Inherits="header" %>
<table border="0" cellpadding="0" cellspacing="0" style="width: 815px; height: 149px">
<tr>
<td colspan="2" style="height: 109px">
<asp:Image ID="Image1" runat="server" ImageUrl="~/Images/top_bg.jpg" Width="815px" /></td>
</tr>
<tr>
<td align="center" style="width: 250px; background-color: #b5b755;">
成人教育管理系统欢迎您!</td>
<td align="center" style="width: 381px">
<script language="jscript.encode" type="text/javascript">
var mmenus = new Array();
var misShow = new Boolean();
misShow=false;
var misdown = new Boolean();
misdown=false;
var musestatus=false;
var mpopTimer = 0;
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mmenuoutbordercolor='#FFFFFF';mmenuinbordercolor='#000000';mmidoutcolor='#E2DFDA';mmidincolor='#8D8A85';
mmenuovercolor='MenuText';mitemedge='1';msubedge='1';mmenuunitwidth=50;mmenuitemwidth=100;mmenuheight=22;mmenuwidth='500';
mmenuadjust=0;mmenuadjustV=0;mfonts='font-family: 宋体; font-size: 9pt; color: MenuText; ';mcursor='default';
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mpopTimer = setTimeout('mallhide()', 500);
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temp = temp.parentElement;
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return el;
}
function mMenuRegister(menu)
{
mmenus[mmenus.length] = menu
return (mmenus.length - 1)
}
function mMenuItem(caption,command,target,isline,statustxt,img,sizex,sizey,pos){
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this.command=command;
this.target=target;
this.isline=isline;
this.statustxt=statustxt;
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this.sizey=sizey;
this.pos=pos;
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function mMenu(caption,command,target,img,sizex,sizey,pos){
this.items = new Array();
this.caption=caption;
this.command=command;
this.target=target;
this.img=img;
this.sizex=sizex;
this.sizey=sizey;
this.pos=pos;
this.id=mMenuRegister(this);
}
function mMenuAddItem(item)
{
this.items[this.items.length] = item
item.parent = this.id;
this.children=true;
}
mMenu.prototype.addItem = mMenuAddItem;
function mtoout(src){
src.style.borderLeftColor=mmenuoutbordercolor;
src.style.borderRightColor=mmenuinbordercolor;
src.style.borderTopColor=mmenuoutbordercolor;
src.style.borderBottomColor=mmenuinbordercolor;
src.style.backgroundColor=mmenuoutcolor;
src.style.color=mmenuovercolor;
}
function mtoin(src){
src.style.borderLeftColor=mmenuinbordercolor;
src.style.borderRightColor=mmenuoutbordercolor;
src.style.borderTopColor=mmenuinbordercolor;
src.style.borderBottomColor=mmenuoutbordercolor;
src.style.backgroundColor=mmenuincolor;
src.style.color=mmenuovercolor;
}
function mnochange(src){
src.style.borderLeftColor=mmenucolor;
src.style.borderRightColor=mmenucolor;
src.style.borderTopColor=mmenucolor;
src.style.borderBottomColor=mmenucolor;
src.style.backgroundColor='';
src.style.color=mfontcolor;
}
function mallhide(){
for(var nummenu=0;nummenu<mmenus.length;nummenu++){
var themenu=document.all['mMenu'+nummenu]
var themenudiv=document.all['mmenudiv'+nummenu]
mnochange(themenu);
mmenuhide(themenudiv);
}
}
function mmenuhide(menuid){
fade(menuid,false,0);
misShow=false;
}
function mmenushow(menuid,pid){
menuid.style.left=mposflag.offsetLeft+pid.offsetLeft+mmenuadjust;menuid.style.top=mposflag.offsetTop+mmenutable.offsetHeight+mmenuadjustV;
if(mmenuitemwidth+parseInt(menuid.style.left)>document.body.clientWidth+document.body.scrollLeft)
menuid.style.left=document.body.clientWidth+document.body.scrollLeft-mmenuitemwidth;
fade(menuid,true,0);
misShow=true;
}
function mmenu_over(menuid,x){
toel = getReal(window.event.toElement, "className", "coolButton");
fromel = getReal(window.event.fromElement, "className", "coolButton");
if (toel == fromel) return;
if(x==0||x==7||x==6){
misShow = false;
mallhide();
mtoout(eval("mMenu"+x));
}else{
mallhide();
mtoin(eval("mMenu"+x));
mmenushow(menuid,eval("mMenu"+x));
}
clearTimeout(mpopTimer);
}
function mmenu_out(x){
toel = getReal(window.event.toElement, "className", "coolButton");
fromel = getReal(window.event.fromElement, "className", "coolButton");
if (toel == fromel) return;
if (misShow){
mtoin(eval("mMenu"+x));
}else{
mnochange(eval("mMenu"+x));
}
mpopOut()
}
function mmenu_down(menuid,x){
if(misShow){
mmenuhide(menuid);
mtoout(eval("mMenu"+x));
}
else{
mtoin(eval("mMenu"+x));
mmenushow(menuid,eval("mMenu"+x));
misdown=true;
}
}
function mmenu_up(){
misdown=false;
}
function mmenuitem_over(x,i){
srcel = getReal(window.event.srcElement, "className", "coolButton");
if(misdown){
mtoin(srcel);
}
else{
mtoout(srcel);
}
mthestatus = mmenus[x].items[i].statustxt;
if(mthestatus!=""){
musestatus=true;
window.status=mthestatus;
}
clearTimeout(mpopTimer);
}
function mmenuitem_out(){
srcel = getReal(window.event.srcElement, "className", "coolButton");
mnochange(srcel);
if(musestatus)window.status="";
mpopOut()
}
function mmenuitem_down(){
srcel = getReal(window.event.srcElement, "className", "coolButton");
mtoin(srcel)
misdown=true;
}
function mmenuitem_up(){
srcel = getReal(window.event.srcElement, "className", "coolButton");
mtoout(srcel)
misdown=false;
}
function mexec2(x){
var cmd;
if(mmenus[x].target=="blank"){
cmd = "window.open('"+mmenus[x].command+"')";
}else{
cmd = mmenus[x].target+".location=\""+mmenus[x].command+"\"";
}
eval(cmd);
}
function mexec(x,i){
var cmd;
if(mmenus[x].items[i].target=="blank"){
cmd = "window.open('"+mmenus[x].items[i].command+"')";
}else{
cmd = mmenus[x].items[i].target+".location=\""+mmenus[x].items[i].command+"\"";
}
eval(cmd);
}
function mbody_click(){
if (misShow){
srcel = getReal(window.event.srcElement, "className", "coolButton");
for(var x=0;x<=mmenus.length;x++){
if(srcel.id=="mMenu"+x)
return;
}
mallhide();
}
}
document.onclick=mbody_click;
function mwritetodocument(){
var mwb=1;
var stringx='<div id="mposflag" style="position:absolute;"></div><table id=mmenutable border=0 cellpadding=3 cellspacing=2 width='+mmenuwidth+' height='+mmenuheight+' bgcolor='+mmenucolor+
' onselectstart="event.returnValue=false"'+
' style="cursor:'+mcursor+';'+mfonts+
' border-left: '+mwb+'px solid '+mmenuoutbordercolor+';'+
' border-right: '+mwb+'px solid '+mmenuinbordercolor+'; '+
'border-top: '+mwb+'px solid '+mmenuoutbordercolor+'; '+
'border-bottom: '+mwb+'px solid '+mmenuinbordercolor+'; padding:0px"><tr>'
for(var x=0;x<mmenus.length;x++){
var thismenu=mmenus[x];
var imgsize="";
if(thismenu.sizex!="0"||thismenu.sizey!="0")imgsize=" width="+thismenu.sizex+" height="+thismenu.sizey;
var ifspace="";
if(thismenu.caption!="")ifspace=" ";
stringx += "<td nowrap class=coolButton id=mMenu"+x+" style='border: "+mitemedge+"px solid "+mmenucolor+
"' width="+mmenuunitwidth+"px onmouseover=mmenu_over(mmenudiv"+x+
","+x+") onmouseout=mmenu_out("+x+
") onmousedown=mmenu_down(mmenudiv"+x+","+x+")";
if(thismenu.command!=""){
stringx += " onmouseup=mmenu_up();mexec2("+x+");";
}else{
stringx += " onmouseup=mmenu_up()";
}
if(thismenu.pos=="0"){
stringx += " align=center><img align=absmiddle src='"+thismenu.img+"'"+imgsize+">"+ifspace+thismenu.caption+"</td>";
}else if(thismenu.pos=="1"){
stringx += " align=center>"+thismenu.caption+ifspace+"<img align=absmiddle src='"+thismenu.img+"'"+imgsize+"></td>";
}else if(thismenu.pos=="2"){
stringx += " align=center background='"+thismenu.img+"'> "+thismenu.caption+" </td>";
}else{
stringx += " align=center> "+thismenu.caption+" </td>";
}
stringx += "";
}
stringx+="<td width=*> </td></tr></table>";
for(var x=0;x<mmenus.length;x++){
thismenu=mmenus[x];
if(x==0||x==6||x==7){
stringx+='<div id=mmenudiv'+x+' style="visiable:none"></div>';
}else{
stringx+='<div id=mmenudiv'+x+
' style="cursor:'+mcursor+';position:absolute;'+
'width:'+mmenuitemwidth+'px; z-index:'+(x+100);
if(mmenuinbordercolor!=mmenuoutbordercolor&&msubedge=="0"){
stringx+=';border-left: 1px solid '+mmidoutcolor+
';border-top: 1px solid '+mmidoutcolor;}
stringx+=';border-right: 1px solid '+mmenuinbordercolor+
';border-bottom: 1px solid '+mmenuinbordercolor+';visibility:hidden" onselectstart="event.returnValue=false">\n'+
'<table width="100%" border="0" height="100%" align="center" cellpadding="0" cellspacing="2" '+
'style="'+mfonts+' border-left: 1px solid '+mmenuoutbordercolor;
if(mmenuinbordercolor!=mmenuoutbordercolor&&msubedge=="0"){
stringx+=';border-right: 1px solid '+mmidincolor+
';border-bottom: 1px solid '+mmidincolor;}
stringx+=';border-top: 1px solid '+mmenuoutbordercolor+
';padding: 4px" bgcolor='+mmenucolor+'>\n'
for(var i=0;i<thismenu.items.length;i++){
var thismenuitem=thismenu.items[i];
var imgsize="";
if(thismenuitem.sizex!="0"||thismenuitem.sizey!="0")imgsize=" width="+thismenuitem.sizex+" height="+thismenuitem.sizey;
var ifspace="";
if(thismenu.caption!="")ifspace=" ";
if(!thismenuitem.isline){
stringx += "<tr><td class=coolButton style='border: "+mitemedge+"px solid "+mmenucolor+
"' width=100% height=15px onmouseover=\"mmenuitem_over("+x+","+i+
");\" onmouseout=mmenuitem_out() onmousedown=mmenuitem_down() onmouseup=";
stringx += "mmenuitem_up();mexec("+x+","+i+"); ";
if(thismenuitem.pos=="0"){
stringx += "><img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+">"+ifspace+thismenuitem.caption+"</td></tr>";
}else if(thismenuitem.pos=="1"){
stringx += ">"+thismenuitem.caption+ifspace+"<img align=absmiddle src='"+thismenuitem.img+"'"+imgsize+"></td></tr>";
}else if(thismenuitem.pos=="2"){
stringx += "background='"+thismenuitem.img+"'>"+thismenuitem.caption+"</td></tr>";
}else{
stringx += ">"+thismenuitem.caption+"</td></tr>";
}
}else{
stringx+='<tr><td height="1" background="hr.gif" onmousemove="clearTimeout(mpopTimer);"><img height="1" width="1" src="none.gif" border="0"></td></tr>\n';
}
}stringx+='</table>\n</div>'
}
}
document.write("<div align='left'>"+stringx+"</div>");
}
mpmenu1=new mMenu('首页','index.aspx','self','','','','');
mpmenu2=new mMenu('专业管理','#','self','','','','');
mpmenu2.addItem(new mMenuItem('教学计划浏览','','self',false,'','','','',''));
mpmenu2.addItem(new mMenuItem('专业代码录入','addMajor.aspx','self',false,'','','','',''));
mpmenu2.addItem(new mMenuItem('教学计划录入','','self',false,'','','','',''));
mpmenu2.addItem(new mMenuItem('教学计划修改','','self',false,'','','','',''));
mpmenu3=new mMenu('课程管理','#','self','','','','');
mpmenu3.addItem(new mMenuItem('专业课程浏览','courInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('课程信息录入','addCourInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('课程信息修改','updateCourInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('课程信息删除','deleteCourInfo.aspx','self',false,'','','','',''));
mpmenu3.addItem(new mMenuItem('学生个人选课情况的查询','','self',false,'','','','',''));
mpmenu4=new mMenu('班级管理','#','self','','','','');
mpmenu4.addItem(new mMenuItem('行政班级浏览','classInfo.aspx','self',false,'','','','',''));
mpmenu4.addItem(new mMenuItem('班级信息录入','addClassInfo.aspx','self',false,'','','','',''));
mpmenu4.addItem(new mMenuItem('班级信息修改','','self',false,'','','','',''));
mpmenu4.addItem(new mMenuItem('班级信息删除','','self',false,'','','','',''));
mpmenu5=new mMenu('学生管理','#','self','','','','');
mpmenu5.addItem(new mMenuItem('学生信息浏览','stuInfo.aspx','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学生信息录入','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学生信息修改','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学生信息删除','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('学籍异动情况','','self',false,'','','','',''));
mpmenu5.addItem(new mMenuItem('注册信息浏览','','self',false,'','','','',''));
mpmenu6=new mMenu('考试管理','#','self','','','','');
mpmenu6.addItem(new mMenuItem('考试信息浏览','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试信息录入','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试信息修改','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试信息删除','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试报名','','self',false,'','','','',''));
mpmenu6.addItem(new mMenuItem('考试安排','','self',false,'','','','',''));
mpmenu10=new mMenu('查询','#','self','','','','');
mpmenu11=new mMenu('帮助','help.aspx','self','','','','');
mpmenu7=new mMenu('成绩管理','#','self','','','','');
mpmenu7.addItem(new mMenuItem('学生成绩查询','','self',false,'','','','',''));
mpmenu7.addItem(new mMenuItem('学生成绩导入','','self',false,'','','','',''));
mpmenu7.addItem(new mMenuItem('学生成绩导出','','self',false,'','','','',''));
mpmenu8=new mMenu('教师管理','#','self','','','','');
mpmenu8.addItem(new mMenuItem('专业课任课老师信息','','self',false,'','','','',''));
mpmenu8.addItem(new mMenuItem('班级辅导员信息','','self',false,'','','','',''));
mpmenu9=new mMenu('用户管理','#','self','','','','');
mpmenu9.addItem(new mMenuItem('系统管理员','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('管理员1','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('管理员2','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('专业任课老师','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('班级辅导员','','self',false,'','','','',''));
mpmenu9.addItem(new mMenuItem('学生','','self',false,'','','','',''));
mwritetodocument();
</script>
</td>
</tr>
</table>