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aportil/themes/sources/dhtmlxTree/codebase/ext/dhtmlxtree_xw.js

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JavaScript

/*
Product Name: dhtmlxSuite
Version: 5.2.0
Edition: Professional
License: content of this file is covered by DHTMLX Commercial or Enterprise license. Usage without proper license is prohibited. To obtain it contact sales@dhtmlx.com
Copyright UAB Dinamenta http://www.dhtmlx.com
*/
/*
Purpose: saving state extension for dhtmlxTree
Inner Version: 1.3
Last updated: 05.07.2005
*/
dhtmlXTreeObject.prototype._serEnts=[["&","&amp;"],["<","&lt;"],[">","&gt;"]];
/**
* @desc: register XML entity for replacement while initialization (default are: ampersand, lessthen and greaterthen symbols)
* @type: public
* @edition: Professional
* @param: rChar - source char
* @param: rEntity - target entity
* @topic: 2
*/
dhtmlXTreeObject.prototype.registerXMLEntity=function(rChar,rEntity){
this._serEnts[this._serEnts.length]=[rChar,rEntity,new RegExp(rChar,"g")];
}
/**
* @desc: configure XML serialization
* @type: public
* @edition: Professional
* @param: userData - enable/disable user data serialization
* @param: fullXML - enable/disable full XML serialization
* @param: escapeEntities - convert tag brackets to related html entitites
* @param: userDataAsCData - output user data in CDATA sections
* @param: DTD - if specified, then set as XML's DTD
* @topic: 2
*/
dhtmlXTreeObject.prototype.setSerializationLevel=function(userData,fullXML,escapeEntities,userDataAsCData,DTD){
this._xuserData=dhx4.s2b(userData);
this._xfullXML=dhx4.s2b(fullXML);
this._dtd=DTD;
this._xescapeEntities=dhx4.s2b(escapeEntities);
if (dhx4.s2b(userDataAsCData)){
this._apreUC="<![CDATA[";
this._apstUC="]]>";
}
else{
}
for (var i=0; i< this._serEnts.length; i++)
this._serEnts[i][2]=new RegExp(this._serEnts[i][0],"g");
}
/**
* @desc: get xml representation (as string) of tree
* @type: public
* @edition: Professional
* @topic: 2
*/
dhtmlXTreeObject.prototype.serializeTree=function(){
if (this.stopEdit) this.stopEdit();
this._apreUC=this._apreUC||"";
this._apstUC=this._apstUC||"";
var out='<?xml version="1.0"?>';
if (this._dtd)
out+="<!DOCTYPE tree SYSTEM \""+this._dtd+"\">";
out+='<tree id="'+this.rootId+'">';
if ((this._xuserData)&&(this._idpull[this.rootId]._userdatalist))
{
var names=this._idpull[this.rootId]._userdatalist.split(",");
for (var i=0; i<names.length; i++)
out+="<userdata name=\""+names[i]+"\">"+this._apreUC+this._idpull[this.rootId].userData["t_"+names[i]]+this._apstUC+"</userdata>";
}
for (var i=0; i<this.htmlNode.childsCount; i++)
out+=this._serializeItem(this.htmlNode.childNodes[i]);
out+="</tree>";
return out;
};
/**
* @desc: return xml description of tree item
* @type: private
* @param: itemNode - tree item object
* @edition: Professional
* @topic: 2
*/
dhtmlXTreeObject.prototype._serializeItem=function(itemNode){
if (itemNode.unParsed)
if (dhx4.isIE){
return itemNode.unParsed.d.xml;
}
else{
var xmlSerializer = new XMLSerializer();
return xmlSerializer.serializeToString(itemNode.unParsed.d);
}
var out="";
if (this._selected.length)
var lid=this._selected[0].id;
else lid="\"";
var text=itemNode.span.innerHTML;
if (this._xescapeEntities)
for (var i=0; i<this._serEnts.length; i++)
text=text.replace(this._serEnts[i][2],this._serEnts[i][1]);
if (!this._xfullXML)
out='<item id="'+itemNode.id+'" '+(this._getOpenState(itemNode)==1?' open="1" ':'')+(lid==itemNode.id?' select="1"':'')+' text="'+text+'"'+( ((this.XMLsource)&&(itemNode.XMLload==0))?" child=\"1\" ":"")+'>';
else
out='<item id="'+itemNode.id+'" '+(this._getOpenState(itemNode)==1?' open="1" ':'')+(lid==itemNode.id?' select="1"':'')+' text="'+text+'" im0="'+itemNode.images[0]+'" im1="'+itemNode.images[1]+'" im2="'+itemNode.images[2]+'" '+(itemNode.acolor?('aCol="'+itemNode.acolor+'" '):'')+(itemNode.scolor?('sCol="'+itemNode.scolor+'" '):'')+(itemNode.checkstate==1?'checked="1" ':(itemNode.checkstate==2?'checked="-1"':''))+(itemNode.closeable?'closeable="1" ':'')+( ((this.XMLsource)&&(itemNode.XMLload==0))?" child=\"1\" ":"")+'>';
if ((this._xuserData)&&(itemNode._userdatalist))
{
var names=itemNode._userdatalist.split(",");
for (var i=0; i<names.length; i++)
out+="<userdata name=\""+names[i]+"\">"+this._apreUC+itemNode.userData["t_"+names[i]]+this._apstUC+"</userdata>";
}
for (var i=0; i<itemNode.childsCount; i++)
out+=this._serializeItem(itemNode.childNodes[i]);
out+="</item>";
return out;
}
/**
* @desc: save selected item to cookie
* @type: public
* @param: name - optional, cookie name
* @param: cookie_param - additional parametrs added to cookie
* @edition: Professional
* @topic: 2
*/
dhtmlXTreeObject.prototype.saveSelectedItem=function(name,cookie_param){
name=name||"";
this.setCookie("treeStateSelected"+name,this.getSelectedItemId(),cookie_param);
}
/** @desc: restore selected item from cookie
* @type: public
* @param: name - optional, cookie name
* @edition: Professional
* @topic: 2
*/
dhtmlXTreeObject.prototype.restoreSelectedItem=function(name){
name=name||"";
var z=this.getCookie("treeStateSelected"+name);
this.selectItem(z,false);
}
/** @desc: enable/disable autosaving selected node in cookie
* @type: public
* @param: mode - true/false
* @edition: Professional
* @topic: 2
*/
dhtmlXTreeObject.prototype.enableAutoSavingSelected=function(mode,cookieName){
this.assMode=dhx4.s2b(mode);
if ((this.assMode)&&(!this.oldOnSelect)){
this.oldOnSelect=this.onRowSelect;
this.onRowSelect=function(e,htmlObject,mode){
if (!htmlObject) htmlObject=this;
htmlObject.parentObject.treeNod.oldOnSelect(e,htmlObject,mode);
if (htmlObject.parentObject.treeNod.assMode)
htmlObject.parentObject.treeNod.saveSelectedItem(htmlObject.parentObject.treeNod.assCookieName);
}
}
this.assCookieName=cookieName;
}
/** @desc: save tree to cookie
* @type: public
* @param: name - optional, cookie name
* @param: cookie_param - additional parametrs added to cookie
* @edition: Professional
* @topic: 2
*/
dhtmlXTreeObject.prototype.saveState=function(name,cookie_param){
var z=this._escape(this.serializeTree());
var kusok = 4000;
if (z.length>kusok)
{
if(navigator.appName.indexOf("Microsoft")!=-1)
return false;//IE max cookie length is ~4100
this.setCookie("treeStatex"+name,Math.ceil(z.length/kusok));
for (var i=0; i<Math.ceil(z.length/kusok); i++)
{
this.setCookie("treeStatex"+name+"x"+i,z.substr(i*kusok,kusok),cookie_param);
}
}
else
this.setCookie("treeStatex"+name,z,cookie_param);
var z=this.getCookie("treeStatex"+name);
if (!z) {
this.setCookie("treeStatex"+name,"",cookie_param);
return false;
}
return true;
}
/** @desc: load tree from cookie
* @type: public
* @param: name - optional,cookie name
* @edition: Professional
* @topic: 2
*/
dhtmlXTreeObject.prototype.loadState=function(name){
var z=this.getCookie("treeStatex"+name);
// alert("treeStatex"+name);
if (!z) return false;
if (z.length)
{
if (z.toString().length<4)
{
var z2="";
for (var i=0; i<z; i++){
z2+=this.getCookie("treeStatex"+name+"x"+i);
}
z=z2;
}
this.parse((this.utfesc=="utf8")?decodeURI(z):unescape(z));
}
return true;
}
/** @desc: save cookie
* @type: private
* @param: name - cookie name
* @param: value - cookie value
* @param: cookie_param - additional parametrs added to cookie
* @edition: Professional
* @topic: 0
*/
dhtmlXTreeObject.prototype.setCookie=function(name,value,cookie_param) {
var str = name + "=" + value + (cookie_param?("; "+cookie_param):"");
/* ((expires) ? "; expires=" + expires.toGMTString() : "") +
((path) ? "; path=" + path : "; path=/") +
((domain) ? "; domain=" + domain : "") +
((secure) ? "; secure" : "");*/
document.cookie = str;
}
/** @desc: get cookie
* @type: private
* @param: name - cookie name
* @edition: Professional
* @topic: 0
*/
dhtmlXTreeObject.prototype.getCookie=function(name) {
var search = name + "=";
if (document.cookie.length > 0) {
var offset = document.cookie.indexOf(search);
if (offset != -1) {
offset += search.length;
var end = document.cookie.indexOf(";", offset);
if (end == -1)
end = document.cookie.length;
return document.cookie.substring(offset, end);
} }
};
/** @desc: save open nodes to cookie
* @type: public
* @edition: Professional
* @param: name - optional,cookie name
* @param: cookie_param - additional parametrs added to cookie
* @topic: 2
*/
dhtmlXTreeObject.prototype.saveOpenStates=function(name,cookie_param){
var z=[];
for (var i=0; i<this.htmlNode.childsCount; i++)
z=z.concat(this._collectOpenStates(this.htmlNode.childNodes[i]));
z=z.join(this.dlmtr);
this.setCookie("treeOpenStatex"+name,z,cookie_param);
};
/** @desc: restore open nodes from cookie
* @type: public
* @edition: Professional
* @param: name - optional,cookie name
* @topic: 2
*/
dhtmlXTreeObject.prototype.loadOpenStates=function(name){
for (var i=0; i<this.htmlNode.childsCount; i++)
this._xcloseAll(this.htmlNode.childNodes[i]);
this.allTree.childNodes[0].border = "1";
this.allTree.childNodes[0].border = "0";
var z=getCookie("treeOpenStatex"+name);
if (z) {
var arr=z.split(this.dlmtr);
for (var i=0; i<arr.length; i++)
{
var zNode=this._globalIdStorageFind(arr[i]);
if (zNode){
if ((this.XMLsource)&&(!zNode.XMLload)&&(zNode.id!=this.rootId)){
this._delayedLoad(zNode,"loadOpenStates('"+name+"')");
return;
}
else
this.openItem(arr[i]);
}
}
}
this.callEvent("onAllOpenDynamic",[]);
};
dhtmlXTreeObject.prototype._delayedLoad=function(node,name){
this.afterLoadMethod=name;
this.onLoadReserve = this.onXLE; //save loading end handler
this.onXLE=this._delayedLoadStep2; //set on XML data loading end handler
this._loadDynXML(node.id);
}
dhtmlXTreeObject.prototype._delayedLoadStep2=function(tree){
tree.onXLE=tree.onLoadReserve; //save loading end handler
// if (tree.onXLE) tree.onXLE(tree);
window.setTimeout( function() { dhtmlx.temp = tree; eval("dhtmlx.temp."+tree.afterLoadMethod); } ,100);
if (tree.onXLE) tree.onXLE(tree);
tree.callEvent("onXLE",[tree]);
}
/** @desc: build list of opened nodes
* @type: private
* @edition: Professional
* @param: node - start tree item
* @param: list - start list value
* @topic: 2
*/
dhtmlXTreeObject.prototype._collectOpenStates=function(node){
var list=[];
if (this._getOpenState(node)==1)
{
list.push(node.id);
for (var i=0; i<node.childsCount; i++)
list=list.concat(this._collectOpenStates(node.childNodes[i]));
}
return list;
};
/**
* @desc: expand target node and all child nodes (same as openAllItems, but works in dynamic trees)
* @type: public
* @edition: Professional
* @param: itemId - node id, optional
* @topic: 4
*/
dhtmlXTreeObject.prototype.openAllItemsDynamic = function(itemId)
{
this.ClosedElem=new Array();
this.G_node=null;
var itemNode = this._globalIdStorageFind(itemId||this.rootId); //get node object by id of tree sart node
if (itemNode.id != this.rootId &&this.getOpenState(itemNode.id) != 0) this.openItem(itemId);
this._openAllNodeChilds(itemNode, 0); //open closed nodes that have data, or find nodes that have no data yet
if(this.ClosedElem.length>0){
this.onLoadReserve = this.onXLE; //save loading end handler
this.onXLE=this._loadAndOpen; //set on XML data loading end handler
this._loadAndOpen(this); //if there are not loaded items -> run load&open routine
}
};
dhtmlXTreeObject.prototype._openAllNodeChilds = function(itemNode)
{
//for dynamic loading
if ((itemNode.XMLload==0)||(itemNode.unParsed)) this.ClosedElem.push(itemNode); //if not loaded put in array
for (var i=0; i<itemNode.childsCount; i++) //for all childnodes
{
//no dynamic loading
if(this._getOpenState(itemNode.childNodes[i])<0) this._HideShow(itemNode.childNodes[i],2); //if closed -> open
if(itemNode.childNodes[i].childsCount>0) this._openAllNodeChilds(itemNode.childNodes[i]); //if has childs -> run same routine for that node
//for dynamic loading
if ((itemNode.childNodes[i].XMLload==0)||(itemNode.childNodes[i].unParsed)) this.ClosedElem.push(itemNode.childNodes[i]); //if not loaded put in array
}
}
dhtmlXTreeObject.prototype._loadAndOpen = function(that)
{
if(that.G_node) //if there was loaded one node
{
that._openItem(that.G_node); //open it
that._openAllNodeChilds(that.G_node); //run open/find closed nodes for childs of this node
that.G_node = null; //erase "just loaded node" pointer
}
if(that.ClosedElem.length>0) that.G_node = that.ClosedElem.shift(); //get not loaded node if any left in array
if(that.G_node)
if (that.G_node.unParsed)
that.reParse(that.G_node);
else
window.setTimeout( function(){ that._loadDynXML(that.G_node.id); },100);
else
{
that.onXLE = that.onLoadReserve; //restore loading end handler if finished opening
if (that.onXLE) that.onXLE(that);
that.callEvent("onAllOpenDynamic",[that]);
}
}
/**
* @desc: expand list of nodes in dynamic tree (wait of loading of node before expanding next)
* @type: public
* @edition: Professional
* @param: list - list of nodes which will be expanded
* @param: flag - true/false - select last node in the list
* @topic: 4
*/
dhtmlXTreeObject.prototype.openItemsDynamic=function(list,flag){
if (this.onXLE==this._stepOpen) return;
this._opnItmsDnmcFlg=dhx4.s2b(flag);
this.onLoadReserve = this.onXLE;
this.onXLE=this._stepOpen;
this.ClosedElem=list.split(",").reverse();
this._stepOpen(this);
}
dhtmlXTreeObject.prototype._stepOpen=function(that){
if(!that.ClosedElem.length){
that.onXLE = that.onLoadReserve;
if (that._opnItmsDnmcFlg)
that.selectItem(that.G_node,true);
if ((that.onXLE)&&(arguments[1]))
that.onXLE.apply(that,arguments);
that.callEvent("onOpenDynamicEnd",[]);
return;
}
that.G_node=that.ClosedElem.pop();
that.skipLock = true;
var temp=that._globalIdStorageFind(that.G_node);
if(temp){
if (temp.XMLload===0)
that.openItem(that.G_node);
else{
that.openItem(that.G_node);
that._stepOpen(that);
}
}
that.skipLock = false;
}
//(c)dhtmlx ltd. www.dhtmlx.com