JSP tree menu 3 complete code

Last Update:2018-12-03 Source: Internet

Author: User

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Tree2.jsp

<% @ Page contenttype = "text/html; charset = gb2312" Language = "Java" %>
<% @ Page import = "Java. SQL. *" %>

<HTML>
<Head>
<Title> #. Admin </title>
<Meta http-equiv = "Content-Type" content = "text/html; charset = gb2312">
<LINK rel = "stylesheet" href = "CSS/dtree.css" type = "text/CSS">
<SCRIPT type = "text/JavaScript" src = "JS/dtree. js"> </SCRIPT>
<SCRIPT type = "text/JavaScript" src = "JS/OP. js"> </SCRIPT>
</Head>

<Body bgcolor = "ffffff" text = "#000000">
<A href = "javascript: D. openall (); "> open all </a> | <a href =" javascript: D. closeall (); "> close all </a>
<SCRIPT type = "text/JavaScript">
<! --
D = new dtree ('D ');
D. config. folderlinks = true;
// ID, PID, name, URL, title, target, icon, iconopen, open
D. Add ("root0",-1, 'system', 'pages/treejs. jsp '); // Add the root node
D. add ("root1", "root0", 'Central device', 'pages/treejs. JSP ', '','', 'images/cd.gif', 'images/cd.gif '); // Add a subnode
D. add ("root2", "root0", 'Central device 2', 'pages/treejs. JSP ', '','', 'images/cd.gif', 'images/cd.gif ');

Document. Write (d );
// -->
</SCRIPT>
</Body>
</Html>

Under the JS folder

Dtree. js

/* -------------------------------------------------- |

| Dtree 2.05 | www.destroydrop.com/javascript/tree/ |

| ------------------------------------------------- |

| This script can be used freely as long as all |

| Copyright messages are intact. |

| Updated: 172.164.2003 |

| --------------------------------------------------*/

// Node object

Function node (ID, PID, name, URL, title, target, icon, iconopen, open ){

This. ID = ID;

This. PID = PID;

This. Name = Name;

This. url = URL;

This. Title = title;

This.tar get = target;

This. Icon = icon;

This. iconopen = iconopen;

This. _ IO = open | false;

This. _ Is = false;

This. _ ls = false;

This. _ Hc = false;

This. _ AI = 0;

This. _ P;

};

// Tree object

Function dtree (objname ){

This. Config = {

Target: NULL,

Folderlinks: True,

Useselection: True,

Usecookies: True,

Uselines: True,

Useicons: True,

Usestatustext: false,

Closesamelevel: false,

Inorder: false

}

This. Icon = {

Root: 'img/base.gif ',

Folder: 'img/folder.gif ',

Folderopen: 'img/folderopen.gif ',

Node: 'img/page.gif ',

Empty: 'img/empty.gif ',

Line: 'img/line.gif ',

Join: 'img/join.gif ',

Joinbottom: 'img/joinbottom.gif ',

Plus: 'img/plus.gif ',

Plusbottom: 'img/plusbottom.gif ',

Minus: 'img/minus.gif ',

Minusbottom: 'img/minusbottom.gif ',

Nlplus: 'img/nolines_plus.gif ',

Nlminus: 'img/nolines_minus.gif'

};

This. OBJ = objname;

This. anodes = [];

This. aindent = [];

This. Root = new node (-1 );

This. selectednode = NULL;

This. selectedfound = false;

This. Completed = false;

};

// Adds a new node to the node Array

Dtree. Prototype. Add = function (ID, PID, name, URL, title, target, icon, iconopen, open ){

This. anodes [This. anodes. Length] = new node (ID, PID, name, URL, title, target, icon, iconopen, open );

};

// Open/close all nodes

Dtree. Prototype. openall = function (){

This. Oall (true );

};

Dtree. Prototype. closeall = function (){

This. Oall (false );

};

// Outputs the tree to the page

Dtree. Prototype. tostring = function (){

VaR STR = '<Div class = "dtree">/N ';

If (document. getelementbyid ){

If (this. config. usecookies) This. selectednode = This. getselected ();

STR + = This. addnode (this. Root );

} Else STR + = 'browser not supported .';

STR + = '</div> ';

If (! This. selectedfound) This. selectednode = NULL;

This. Completed = true;

Return STR;

};

// Creates the Tree Structure

Dtree. Prototype. addnode = function (pnode ){

VaR STR = '';

VaR n = 0;

If (this. config. Inorder) n = pnode. _ AI;

For (N; n <this. anodes. length; n ++ ){

If (this. anodes [N]. PID = pnode. ID ){

VaR Cn = This. anodes [N];

CN. _ p = pnode;

CN. _ AI = N;

This. setcs (CN );

If (! Cn.tar get & this.config.tar get) cn.tar get = this.config.tar get;

If (CN. _ HC &&! CN. _ IO & this. config. usecookies) Cn. _ IO = This. isopen (CN. ID );

If (! This. config. folderlinks & CN. _ HC) Cn. url = NULL;

If (this. config. useselection & CN. ID = This. selectednode &&! This. selectedfound ){

CN. _ Is = true;

This. selectednode = N;

This. selectedfound = true;

}

STR + = This. node (CN, N );

If (CN. _ ls) break;

}

Return STR;

};

// Creates the node icon, URL and text

Dtree. Prototype. node = function (node, nodeid ){

VaR STR = '<Div class = "dtreenode">' + this. indent (node, nodeid );

If (this. config. useicons ){

If (! Node. Icon) node. Icon = (this. Root. ID = node. PID )? This. Icon. Root: (node. _ HC )? This. Icon. Folder: This. Icon. node );

If (! Node. iconopen) node. iconopen = (node. _ HC )? This. Icon. folderopen: This. Icon. node;

If (this. Root. ID = node. PID ){

Node. Icon = This. Icon. root;

Node. iconopen = This. Icon. root;

}

STR + = ' ';

}

If (node. url ){

STR + = '<a id = "s' + this. OBJ + nodeid + '" class = "' + (this. config. useselection )? (Node. _ is? 'Nodesel ': 'node') +' "href =" '+ node. url + '"';

If (node. Title) STR + = 'title = "'+ node. Title + '"';

If (node.tar get) STR + = 'target = "'+ node.tar get + '"';

If (this. config. usestatustext) STR + = 'onmouseover = "window. status =/''+ node. name + '/'; return true; "onmouseout =" window. status =/'; return true ;"';

If (this. config. useselection & (node. _ HC & this. config. folderlinks) |! Node. _ HC ))

STR + = 'onclick = "javascript: '+ this. OBJ +'. s ('+ nodeid + ');"';

STR + = '> ';

}

Else if ((! This. config. folderlinks |! Node. url) & node. _ HC & node. PID! = This. Root. ID)

STR + = '<a href = "javascript:' + this. OBJ + '. O (' + nodeid + ');" class = "Node"> ';

STR + = node. Name;

If (node. url | ((! This. config. folderlinks |! Node. url) & node. _ HC) STR + = '</a> ';

STR + = '</div> ';

If (node. _ HC ){

STR + = '<Div id = "D' + this. OBJ + nodeid + '"class =" clip "style =" display:' + (this. root. id = node. PID | node. _ IO )? 'Block': 'None') + '; "> ';

STR + = This. addnode (node );

STR + = '</div> ';

}

This. aindent. Pop ();

Return STR;

};

// Adds the empty and line icons

Dtree. Prototype. indent = function (node, nodeid ){

VaR STR = '';

If (this. Root. ID! = Node. PID ){

For (VAR n = 0; n <this. aindent. length; n ++)

STR + = ' ';

(Node. _ ls )? This. aindent. Push (0): This. aindent. Push (1 );

If (node. _ HC ){

STR + = '<a href = "javascript:' + this. OBJ + '. O ('+ nodeid +'); ">

If (! This. config. uselines) STR + = (node. _ IO )? This. Icon. nlminus: This. Icon. nlplus;

Else STR + = (node. _ IO )? (Node. _ ls & this. config. uselines )? This. Icon. minusbottom: This. Icon. Minus): (node. _ ls & this. config. uselines )? This. Icon. plusbottom: This. Icon. Plus ));

STR + = '"alt =" "/> </a> ';

} Else STR + = ' ';

}

Return STR;

};

// Checks if a node has any children and if it is the last sibling

Dtree. Prototype. setcs = function (node ){

VaR lastid;

For (VAR n = 0; n <this. anodes. length; n ++ ){

If (this. anodes [N]. PID = node. ID) node. _ Hc = true;

If (this. anodes [N]. PID = node. PID) lastid = This. anodes [N]. ID;

}

If (lastid = node. ID) node. _ ls = true;

};

// Returns the selected node

Dtree. Prototype. getselected = function (){

VaR Sn = This. getcookie ('cs '+ this. OBJ );

Return (SN )? SN: NULL;

};

// Highlights the selected node

Dtree. Prototype. S = function (ID ){

If (! This. config. useselection) return;

VaR Cn = This. anodes [ID];

If (CN. _ HC &&! This. config. folderlinks) return;

If (this. selectednode! = ID ){

If (this. selectednode | this. selectednode = 0 ){

Eold = Document. getelementbyid ("S" + this. OBJ + this. selectednode );

Eold. classname = "Node ";

}

Enew = Document. getelementbyid ("S" + this. OBJ + id );

Enew. classname = "nodesel ";

This. selectednode = ID;

If (this. config. usecookies) This. setcookie ('cs '+ this. OBJ, CN. ID );

}

};

// Toggle open or close

Dtree. Prototype. O = function (ID ){

VaR Cn = This. anodes [ID];

This. nodestatus (! CN. _ IO, ID, CN. _ ls );

CN. _ IO =! CN. _ IO;

If (this. config. closesamelevel) This. closelevel (CN );

If (this. config. usecookies) This. updatecookie ();

};

// Open or close all nodes

Dtree. Prototype. Oall = function (Status ){

For (VAR n = 0; n <this. anodes. length; n ++ ){

If (this. anodes [N]. _ HC & this. anodes [N]. PID! = This. Root. ID ){

This. nodestatus (status, N, this. anodes [N]. _ ls)

This. anodes [N]. _ IO = status;

}

If (this. config. usecookies) This. updatecookie ();

};

// Opens the tree to a specific node

Dtree. Prototype. opento = function (NID, bselect, bfirst ){

If (! Bfirst ){

For (VAR n = 0; n <this. anodes. length; n ++ ){

If (this. anodes [N]. ID = NID ){

Nid = N;

Break;

}

VaR Cn = This. anodes [NID];

If (CN. PID = This. Root. ID |! CN. _ p) return;

CN. _ IO = true;

CN. _ Is = bselect;

If (this. Completed & CN. _ HC) This. nodestatus (true, CN. _ AI, CN. _ ls );

If (this. Completed & bselect) This. S (CN. _ AI );

Else if (bselect) This. _ Sn = cn. _ AI;

This. opento (CN. _ p. _ AI, false, true );

};

// Closes all nodes on the same level as certain Node

Dtree. Prototype. closelevel = function (node ){

For (VAR n = 0; n <this. anodes. length; n ++ ){

If (this. anodes [N]. PID = node. PID & this. anodes [N]. ID! = Node. ID & this. anodes [N]. _ HC ){

This. nodestatus (false, N, this. anodes [N]. _ ls );

This. anodes [N]. _ IO = false;

This. closeallchildren (this. anodes [N]);

}

// Closes all children of a node

Dtree. Prototype. closeallchildren = function (node ){

For (VAR n = 0; n <this. anodes. length; n ++ ){

If (this. anodes [N]. PID = node. ID & this. anodes [N]. _ HC ){

If (this. anodes [N]. _ IO) This. nodestatus (false, N, this. anodes [N]. _ ls );

This. anodes [N]. _ IO = false;

This. closeallchildren (this. anodes [N]);

}

// Change the status of a node (open or closed)

Dtree. Prototype. nodestatus = function (status, ID, bottom ){

Ediv = Document. getelementbyid ('D' + this. OBJ + id );

Ejoin = Document. getelementbyid ('J' + this. OBJ + id );

If (this. config. useicons ){

Eicon = Document. getelementbyid ('I' + this. OBJ + id );

Eicon. src = (Status )? This. anodes [ID]. iconopen: This. anodes [ID]. Icon;

}

Ejoin. src = (this. config. uselines )?

(Status )? (Bottom )? This. Icon. minusbottom: This. Icon. Minus) :( (bottom )? This. Icon. plusbottom: This. Icon. Plus )):

(Status )? This. Icon. nlminus: This. Icon. nlplus );

Ediv. style. Display = (Status )? 'Block': 'none ';

};

// [Cookie] clears a cookie

Dtree. Prototype. clearcookie = function (){

VaR now = new date ();

VaR yesterday = new date (now. gettime ()-1000*60*60*24 );

This. setcookie ('co' + this. OBJ, 'cookievalue ', yesterday );

This. setcookie ('cs '+ this. OBJ, 'cookievalue', yesterday );

};

// [Cookie] sets value in a cookie

Dtree. Prototype. setcookie = function (cookiename, cookievalue, expires, path, domain, secure ){

Document. Cookie =

Escape (cookiename) + '=' + escape (cookievalue)

+ (Expires? '; Expires =' + expires. togmtstring ():'')

+ (Path? '; Path =' + path :'')

+ (Domain? '; Domain =' + domain :'')

+ (Secure? '; Secure ':'');

};

// [Cookie] gets a value from a cookie

Dtree. Prototype. getcookie = function (cookiename ){

VaR cookievalue = '';

VaR posname = Document. Cookie. indexof (escape (cookiename) + '= ');

If (posname! =-1 ){

VaR posvalue = posname + (escape (cookiename) + '='). length;

VaR endpos = Document. Cookie. indexof (';', posvalue );

If (endpos! =-1) cookievalue = Unescape (document. Cookie. substring (posvalue, endpos ));

Else cookievalue = Unescape (document. Cookie. substring (posvalue ));

}

Return (cookievalue );

};

// [Cookie] returns IDs of open nodes as a string

Dtree. Prototype. updatecookie = function (){

VaR STR = '';

For (VAR n = 0; n <this. anodes. length; n ++ ){

If (this. anodes [N]. _ IO & this. anodes [N]. PID! = This. Root. ID ){

If (STR) STR + = '.';

STR + = This. anodes [N]. ID;

}

This. setcookie ('co' + this. OBJ, STR );

};

// [Cookie] checks if a node ID is in a cookie

Dtree. Prototype. isopen = function (ID ){

VaR aopen = This. getcookie ('co' + this. OBJ). Split ('.');

For (VAR n = 0; n <aopen. length; n ++)

If (aopen [N] = ID) return true;

Return false;

};

// If push and pop is not implemented by the browser

If (! Array. Prototype. Push ){

Array. Prototype. Push = function array_push (){

For (VAR I = 0; I <arguments. length; I ++)

This [This. Length] = arguments [I];

Return this. length;

}

};

If (! Array. Prototype. Pop ){

Array. Prototype. Pop = function array_pop (){

Lastelement = This [This. Length-1];

This. Length = math. Max (this. Length-1, 0 );

Return lastelement;

}

};

Under the JS folder

Op. js

Function showsubmenu (SID ){
Whichel = eval ("submenu" + Sid );
If (whichel. style. Display = "NONE "){
Eval ("submenu" + Sid + ". style. Display = /"/";");
} Else {
Eval ("submenu" + Sid + ". style. Display =/" NONE /";");
}
}
Function CWIN (){
If (parent. testframeset. Cols! = '1970 ,*'){
Parent. testframeset. Cols = '2017 ,*';
} Else {
Parent. testframeset. Cols = '-10 ,*';
}
}
Function closenavi (){
W-= 10;
If (W>-10 ){
Window. Parent. testframeset. Cols = ''+ W + ', *'; repeat = setTimeout (" closenavi () ", 100 );
} Else {
Cleartimeout (Repeat); W = 220;
}

Source code see http://www.114look.com/downfiles/jsptree.rar

Http://d.download.csdn.net/down/358426/facepp

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

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