?? treecom.js
字號:
treedata = new Array();
path = "";
function treemenu(tree_path,tree_name,tree_ico)
{
path = tree_path;
name = tree_name;
ico = tree_ico;
document.write("<div style='font-size:9pt;font-weight:17pt'><img src='"+path+ico+"' align=top border=0>"+name+"</div>");
}//end function treemenu
// 0 id 1 父id 2 名稱 3關(guān)閉圖標 4 打開圖標 5 地址 6 指向窗口
function add_item(tree_id,tree_parent,tree_name,tree_close_ico,tree_open_ico,tree_url,tree_target)
{
if(tree_close_ico=="")
tree_close_ico="images/close.gif";
if(tree_open_ico=="")
tree_open_ico="images/open.gif";
// 0 id 1 父id 2 名稱 3 地址 4 關(guān)閉圖標 5 打開圖標 6 指向窗口
treedata[treedata.length] = new Array(tree_id,tree_parent,tree_name,tree_url,tree_close_ico,tree_open_ico,tree_target);
//對樹節(jié)點重新進行排序，是子節(jié)點近靠父節(jié)點
if (treedata.length!=0)
{
Tlength=treedata.length-1;
TempArray = treedata[Tlength];
bInsert=0;
for(first=0;first<Tlength;first++)
{
if((treedata[first][0]==tree_parent)&&(bInsert==0))
{
if(first+1<Tlength)
{
for(second=Tlength;second>first+1;second--)
{
treedata[second]=treedata[second-1];
}
treedata[second]=TempArray;
}
break;
}
}
}
}//end function add_item
function print_arr()
{
var i;
var j;
var n = treedata.length;
var m = treedata[0].length;
for(i=0; i<n; i++)
{
for(j=0; j<m;j++)
{
//" treedata["+i+"]["+j+"]="
document.write(" "+j+":"+treedata[i][j]);
}//end for
document.write(" <br>\n");
}//end for
}//end function print_arr
function menu(id) //畫菜單
{
var currdata = new Array();
var i = 0;
var printstr = "<table width='760' border='0' cellspacing='0' cellpadding='0'>\n";
var listtype = "";
var menutype = "";
for(; i<treedata.length; i++)
{ //判斷有無此節(jié)點
if(treedata[i][1]==id) {
currdata[currdata.length] = treedata[i];
}
}//end for
for(i=0; i<currdata.length; i++)
{ //遍歷數(shù)組，執(zhí)行判斷
if(itemExists(currdata[i][0]))
{ //判斷是否有子節(jié)點
if(i==currdata.length-1)
{ // 最后一個
menutype = "menu3";
listtype = "list1";
}
else
{
menutype = "menu1";
listtype = "list";
}//end if
onmouseup = "chengstate("+currdata[i][0]+")";
//menuname = currdata[i][2];
//使子節(jié)點產(chǎn)生動作
if ((currdata[i][3]=="null") || (currdata[i][3]==""))
{
menuname = "<a>"+currdata[i][2]+"</a>";
}
else
{
menuname = "<a href="+currdata[i][3]+" target='"+currdata[i][6]+"'>"+currdata[i][2]+"</a>";
}
}
else
{ //沒有子節(jié)點
if(i==currdata.length-1)
{ // 最后一個
menutype = "file1";
}
else
{
menutype = "file";
}//end if
currdata[i][4] ="images/paper.gif";
currdata[i][5] ="images/paper.gif";
if ((currdata[i][3]=="null") || (currdata[i][3]==""))
{
menuname = "<a>"+currdata[i][2]+"</a>";
}
else
{
menuname = "<a href="+currdata[i][3]+" target='"+currdata[i][6]+"'>"+currdata[i][2]+"</a>";
}
onmouseup = "";
}//end if
ico = "<img src='"+path+currdata[i][4]+"' id='ico"+currdata[i][0]+"' align=middle border=0>";
printstr += "<tr><td id='pr"+currdata[i][0]+"' valign=middle class="+menutype+" onMouseUp="+onmouseup+">"+ico+"<span onMouseOver='over_str(this)' valign='bottom' onMouseOut='out_str(this)' class='item'> "+menuname+" </span> </td></tr>\n";
printstr += "<tr id='item"+currdata[i][0]+"' style='display:none'><td class="+listtype+">"+menu(currdata[i][0])+"</td></tr>\n";
}//end for
printstr += "</table>\n";
return printstr;
}//end function menu
function itemExists(id)
{
for(var i=0;i<treedata.length;i++)
{
if(treedata[i][1]==id)return true;
}//end for
return false;
}//end function itemExists
function closeAll()
{ // 所有節(jié)點全部折疊
var len = treedata.length;
for(i=0; i<len; i++)
{ //遍歷數(shù)組，執(zhí)行判斷
obj = eval("pr"+treedata[i][0]);
if(obj.className == "menu2" || obj.className == "menu4")
{ //判斷是否有子節(jié)點
chengstate(treedata[i][0]);
}//end if
}//end for
}//end function closeAll
function openAll()
{ // 所有節(jié)點全部展開
var len = treedata.length;
for(i=0; i<len; i++)
{ //遍歷數(shù)組，執(zhí)行判斷
obj = eval("pr"+treedata[i][0]);
if(obj.className == "menu1" || obj.className == "menu3")
{ //判斷是否有子節(jié)點
chengstate(treedata[i][0]);
}//end if
}//end for
}//end function openAll
function over_str(obj)
{
obj.style.background = "#EEEEEE";
obj.style.border = "1px solid #999999";
}//end function over
function out_str(obj)
{
obj.style.background = "";
obj.style.border = "1px solid #FFFFFF";
}//end function out
function chengstate(menuid,save)
{ //切換節(jié)點的開放/關(guān)閉
//alert("menuid:"+menuid+"save:"+save);
menuobj = eval("item"+menuid);
obj = eval("pr"+menuid);
ico = eval("ico"+menuid);
var len = treedata.length;
for(i=0; i<len; i++)
{
if(treedata[i][0]==menuid)
{
break;
}//end if
}//end for
if(menuobj.style.display == '')
{
menuobj.style.display = 'none';
ico.src = path+treedata[i][4];
}else{
menuobj.style.display = '';
ico.src = path+treedata[i][5];
}//end if
switch (obj.className)
{
case "menu1":
obj.className = "menu2";
break;
case "menu2":
obj.className = "menu1";
break;
case "menu3":
obj.className = "menu4";
break;
case "menu4":
obj.className = "menu3";
break;
}//end switch
if(save!=false)
{
setupcookie(menuid); //保存狀態(tài)
}//end if
}//end funciton chengstaut
function setupcookie(menuid)
{ //存入cookie 保存節(jié)點狀態(tài)
var menu = new Array();
var menustr = new String();
menuOpen = false;
if(checkCookieExist("menu"))
{ //判斷是否是是否已經(jīng)保存過cookie
menustr = getCookie("menu");
//alert(menustr);
if(menustr.length>0)
{ //判斷menu是否為空，，，否則分解為數(shù)組
menu = menustr.split(",");
for(i=0;i<menu.length;i++)
{
if(menu[i]==menuid)
{ //如果是打開狀態(tài)，，，刪除記錄
menu[i]='';
menuOpen = true;
}//end if
}//end for
if(menuOpen==false)menu[i] = menuid;
}else{
menu[0] = menuid;
}//end if
}else{
menu[0] = menuid;
}//end if
menu.sort();
menustr = menu.join(",");
menustr = menustr.replace(",,",",");
if(menustr.substr(menustr.length-1,1)==',')menustr = menustr.substr(0,menustr.length-1); //去掉最后的 ","
if(menustr.substr(0,1)==',')menustr = menustr.substr(1,menustr.length-1); //去掉開始的 ","
saveCookie("menu",menustr,1000);
//alert(menustr);
//deleteCookie("menu");
}//end function setupcookie
function initialize()
{ //取得cookie 設(shè)置節(jié)點的縮放,,初始化菜單狀態(tài)
var menu = new Array();
var menustr = new String();
if(checkCookieExist("menu"))
{ //判斷是否是是否已經(jīng)保存過cookie
menustr = getCookie("menu");
if(menustr.length>0)
{ //判斷長度是否合法
menu = menustr.split(",");
for(i=0;i<menu.length;i++)
{
if(objExists(menu[i]))
{ //驗證對象是否存在
chengstate(menu[i],false);
}//end if
}//end for
objExists(99);
}//end if
}//end if
}//end funciton setupstate
function objExists(objid)
{ //驗證對象是否存在
try
{
obj = eval("item"+objid);
}//end try
catch(obj)
{
return false;
}//end catch
if(typeof(obj)=="object")
{
return true;
}//end if
return false;
}//end function objExists
//--------------------------------------------------↓↓↓↓↓↓↓↓↓↓↓↓ 執(zhí)行Cookie 操作
function saveCookie(name, value, expires, path, domain, secure)
{ // 保存Cookie
var strCookie = name + "=" + value;
if (expires)
{ // 計算Cookie的期限, 參數(shù)為天數(shù)
var curTime = new Date();
curTime.setTime(curTime.getTime() + expires*24*60*60*1000);
strCookie += "; expires=" + curTime.toGMTString();
}//end if
// Cookie的路徑
strCookie += (path) ? "; path=" + path : "";
// Cookie的Domain
strCookie += (domain) ? "; domain=" + domain : "";
// 是否需要保密傳送,為一個布爾值
strCookie += (secure) ? "; secure" : "";
document.cookie = strCookie;
}//end funciton saveCookie
function getCookie(name)
{ // 使用名稱參數(shù)取得Cookie值, null表示Cookie不存在
var strCookies = document.cookie;
var cookieName = name + "="; // Cookie名稱
var valueBegin, valueEnd, value;
// 尋找是否有此Cookie名稱
valueBegin = strCookies.indexOf(cookieName);
if (valueBegin == -1) return null; // 沒有此Cookie
// 取得值的結(jié)尾位置
valueEnd = strCookies.indexOf(";", valueBegin);
if (valueEnd == -1)
valueEnd = strCookies.length; // 最後一個Cookie
// 取得Cookie值
value = strCookies.substring(valueBegin+cookieName.length,valueEnd);
return value;
}//end function getCookie
function checkCookieExist(name)
{ // 檢查Cookie是否存在
if (getCookie(name))
return true;
else
return false;
}//end function checkCookieExist
function deleteCookie(name, path, domain)
{ // 刪除Cookie
var strCookie;
// 檢查Cookie是否存在
if (checkCookieExist(name))
{ // 設(shè)置Cookie的期限為己過期
strCookie = name + "=";
strCookie += (path) ? "; path=" + path : "";
strCookie += (domain) ? "; domain=" + domain : "";
strCookie += "; expires=Thu, 01-Jan-70 00:00:01 GMT";
document.cookie = strCookie;
}//end if
}//end function deleteCookie
//--------------------------------------------↓↓↓↓↓↓↓↓↓↓↓↓ 執(zhí)行點擊樹節(jié)點的操作
var judge=0;
function expandall(o)
{
if (judge==0)
{
closeAll();
judge=1;
o.src='images/icon-closeall.gif';
o.alt='全部折疊';
}
else
{
openAll();
judge=0;
o.src='images/icon-expandall.gif';
o.alt='全部展開';
}
}
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