Add bsd licensed tree control.

2 files changed, 824 insertions, 0 deletions

diff --git a/usr/local/www/dtree.js b/usr/local/www/dtree.js
new file mode 100755
index 0000000..a209c55
--- /dev/null
+++ b/usr/local/www/dtree.js
@@ -0,0 +1,775 @@
+function navigate(url) {
+	location.href=url;
+}
+
+// getElementByID with browser check!!
+
+function getElById(idVal) {
+  if (document.getElementById != null)
+    return document.getElementById(idVal)
+  if (document.all != null)
+    return document.all[idVal]
+  
+  alert("Problem getting element by id")
+  return null
+}
+
+
+// Node object
+
+function Node(id, pid, name, url, title, target, icon, iconOpen, open , checkable ,checked, add, del) {
+
+	this.id = id;
+
+	this.pid = pid;
+
+	this.name = name;
+
+	this.url = url;
+
+	this.title = title;
+
+	this.target = target;
+
+	this.icon = icon;
+
+	this.iconOpen = iconOpen;
+
+	this._io = open || false;
+	
+	this.checkable = checkable || false;
+	
+	this.checked = checked || false;
+	
+	this.add = add || false;
+	
+	this.del = del || 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				: 'images/zone.gif',
+
+		folder				: 'img/folder.gif',
+
+		folderOpen			: 'img/folderopen.gif',
+
+		node				: 'images/page.gif',
+
+		empty				: 'images/empty.gif',
+
+		line				: 'images/line.gif',
+
+		join				: 'images/join.gif',
+
+		joinBottom			: 'images/joinbottom.gif',
+
+		plus				: 'images/plus_updown.gif',
+
+		plusBottom			: 'images/plus_up.gif',
+
+		minus				: 'images/minus_.gif',
+
+		minusBottom			: 'images/minus_up.gif',
+
+		nlPlus				: 'images/plus_.gif',
+
+		nlMinus				: 'images/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, checkable, checked, add, del) {
+
+	this.aNodes[this.aNodes.length] = new Node(id, pid, name, url, title, target, icon, iconOpen, open, checkable, checked, add, del);
+
+};
+
+
+
+// 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="treeview">\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.target && this.config.target) cn.target = this.config.target;
+
+			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="node" >' + 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;
+
+		}
+
+		//class="img"  border="10" vspace="18" align="bottom" style="border:0px; margin:0; padding:0; FILTER: progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=50); -moz-opacity:0.5" 
+		str += '<img  style="border:0; margin:0; padding:0; height:16px; vertical-align:top; overflow:hidden;"  id="i' + this.obj + nodeId + '" src="' + ((node._io) ? node.iconOpen : node.icon) + '" alt="" />';
+		if (node.checkable) {
+			str += '<input style="border:0; margin:0; padding:0; height:16px; vertical-align:top; overflow:hidden; FILTER: progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=50); " type="checkbox" id="c' + this.obj + node.id + '" onclick="javascript : ' + this.obj + '.c(' + node.id + ');"';
+			if (node.checked) str += ' checked >'; else str += ' >';
+		}//else str+='';
+
+	}
+
+	if (node.url) {
+
+		str += '<a id="s' + this.obj + nodeId + '" class="' + ((this.config.useSelection) ? ((node._is ? 'nodeSel' : 'node')) : 'node') + '" href="javascript:navigate(\'' + node.url + '\')"';
+
+		if (node.title) str += ' title="' + node.title + '"';
+
+		//if (node.target) str += ' target="' + node.target + ';"';
+
+		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 style="border:0; margin:0; padding:0; text-size: smaller; vertical-align: top; overflow:hidden;"  href="javascript: ' + this.obj + '.o(' + nodeId + ');" class="node">';
+
+	str += '  '+node.name;
+
+	if (node.url || ((!this.config.folderLinks || !node.url) && node._hc)) str += '</a>';
+	
+	if (node.add && node.url) {
+		str += '   -- <a href="' + node.url + '&qaction=addsub"/> <img  style="border:0; margin:0; padding:0;  width: 16px; height:16px; vertical-align: top; overflow:hidden;"  id="i' + this.obj + nodeId + '" src="images/plus.gif" alt="" /></a>';
+	}
+	if (node.del && node.url) {
+		str += '    <a href="' + node.url + '&qaction=delete"/>  <img  style="border:0; margin:0; padding:0; width: 11px; height:11px; vertical-align: top; overflow:hidden;"  id="i' + this.obj + nodeId + '" src="images/block.gif" alt="" /></a>';
+	}
+
+	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>';
+
+	}
+	
+	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 += '<img  style="verical-align: top;" src="' + ( (this.aIndent[n] == 1 && this.config.useLines) ? this.icon.line : this.icon.empty ) + '" alt="" />';
+
+		(node._ls) ? this.aIndent.push(0) : this.aIndent.push(1);
+
+		if (node._hc) {
+
+			str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');"><img id="j' + this.obj + nodeId + '" src="';
+
+			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 += '<img src="' + ( (this.config.useLines) ? ((node._ls) ? this.icon.joinBottom : this.icon.join ) : this.icon.empty) + '" alt="" />';
+
+	}
+
+	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);
+
+	}
+
+};
+
+// Checks all parents
+
+dTree.prototype.c = function(id) {
+
+	//alert('callid='+id);
+	
+	var n=0;
+	
+	var parent;
+	
+	parent = document.getElementById("c" + this.obj + id);
+	
+	//if (parent.checked==true) parent.checked=false; else parent.checked=true;
+	
+	var what = parent.checked;
+
+	for (n; n<this.aNodes.length; n++) {
+
+		if (this.aNodes[n].pid == id) {
+
+			var cn = this.aNodes[n];
+			
+			element = document.getElementById("c" + this.obj + cn.id);
+			
+			element.checked = what;
+			
+			cn.checked = what;
+			
+			//alert(cn.pid+'(child)==(parent)'+id+'->'+cn.id+'='+what+','+this.aNodes.length );
+			
+			this.c(cn.id);
+
+		}
+
+	}
+
+};
+	
+	
+dTree.prototype.generate_checkedlist = function(id) {
+	
+	var retStr='';
+	
+	var n=0;
+	
+	var parent = document.getElementById("c" + this.obj + id);
+
+	for (n; n<this.aNodes.length; n++) {
+
+		if (this.aNodes[n].pid == id) {
+
+			var cn = this.aNodes[n];
+			
+			var element = document.getElementById("c" + this.obj + cn.id);
+			
+			//alert(cn.name + ' = ' +element.checked);
+			
+			if (element.checked) {
+				
+				if (retStr == '') 
+					{retStr = cn.name; }// this.generate_checkedlist(cn.id); 
+				else
+					retStr += ',' + cn.name;//this.generate_checkedlist(cn.id);
+			}
+			//alert(cn.pid+'(child)==(parent)'+id+'->'+cn.id+'='+what+','+this.aNodes.length );
+			
+		}
+
+	}
+	
+	return retStr;
+}
+
+// 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;
+
+	}
+
+};
diff --git a/usr/local/www/treeview.css b/usr/local/www/treeview.css
new file mode 100755
index 0000000..bd445cd
--- /dev/null
+++ b/usr/local/www/treeview.css
@@ -0,0 +1,49 @@
+.treeview {
+	border: 0px;
+	margin: 0px;
+	padding: 0px;
+	font-family: Verdana, Geneva, Arial, Helvetica, sans-serif;
+	font-size: 12px;
+	color: #333;
+	white-space: nowrap;
+	border: 0px;
+	vertical-align: middle;
+}
+.treeview img {
+	border: 0px;
+	margin: 0px;
+	padding: 0px;
+	vertical-align: top;
+}
+.treeview a {
+	border: 0px;
+	margin: 0px;
+	padding: 0px;
+	color: #000;
+	text-decoration: none;
+	vertical-align: top;/* r3b*/
+}
+.treeview a.node {
+	border: 0px;
+	margin: 0px;
+	padding: 0px;
+	white-space: nowrap;
+	color: #00F;
+	height:16px;
+	width:auto;
+	overflow:hidden;
+	padding: 0px 0px 0px 0px;
+	vertical-align: top;
+}
+
+}
+.treeview a.nodeSel {
+	border: 0px;
+	margin: 0px;
+	padding: 0px;
+
+}
+.treeview .clip {
+	overflow: hidden;
+
+}