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/************************************************************************************************************
Drag and drop folder tree
Copyright (C) 2006 DTHMLGoodies.com, Alf Magne Kalleland
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Dhtmlgoodies.com., hereby disclaims all copyright interest in this script
written by Alf Magne Kalleland.
Alf Magne Kalleland, 2006
Owner of DHTMLgoodies.com
************************************************************************************************************/
var JSTreeObj;
var treeUlCounter = 0;
var nodeId = 1;
/* Constructor */
function JSDragDropTree()
{
var idOfTree;
var imageFolder;
var folderImage;
var plusImage;
var minusImage;
var maximumDepth;
var dragNode_source;
var dragNode_parent;
var dragNode_sourceNextSib;
var dragNode_noSiblings;
var ajaxObjects;
var dragNode_destination;
var floatingContainer;
var dragDropTimer;
var dropTargetIndicator;
var insertAsSub;
var indicator_offsetX;
var indicator_offsetX_sub;
var indicator_offsetY;
this.imageFolder = '../../../../assets/images/';
this.folderImage = 'dhtmlgoodies_folder.gif';
this.plusImage = 'dhtmlgoodies_plus.gif';
this.minusImage = 'dhtmlgoodies_minus.gif';
this.maximumDepth = 6;
var messageMaximumDepthReached;
var filePathRenameItem;
var filePathDeleteItem;
var additionalRenameRequestParameters = {};
var additionalDeleteRequestParameters = {};
var renameAllowed;
var deleteAllowed;
var currentlyActiveItem;
var contextMenu;
var currentItemToEdit; // Reference to item currently being edited(example: renamed)
var helpObj;
this.contextMenu = false;
this.floatingContainer = document.createElement('UL');
this.floatingContainer.style.position = 'absolute';
this.floatingContainer.style.display='none';
this.floatingContainer.id = 'floatingContainer';
this.insertAsSub = false;
document.body.appendChild(this.floatingContainer);
this.dragDropTimer = -1;
this.dragNode_noSiblings = false;
this.currentItemToEdit = false;
if(document.all){
this.indicator_offsetX = 2; // Offset position of small black lines indicating where nodes would be dropped.
this.indicator_offsetX_sub = 4;
this.indicator_offsetY = 2;
}else{
this.indicator_offsetX = 1; // Offset position of small black lines indicating where nodes would be dropped.
this.indicator_offsetX_sub = 3;
this.indicator_offsetY = 2;
}
if(navigator.userAgent.indexOf('Opera')>=0){
this.indicator_offsetX = 2; // Offset position of small black lines indicating where nodes would be dropped.
this.indicator_offsetX_sub = 3;
this.indicator_offsetY = -7;
}
this.messageMaximumDepthReached = ''; // Use '' if you don't want to display a message
this.renameAllowed = true;
this.deleteAllowed = true;
this.currentlyActiveItem = false;
this.filePathRenameItem = 'folderTree_updateItem.php';
this.filePathDeleteItem = 'folderTree_updateItem.php';
this.ajaxObjects = new Array();
this.helpObj = false;
this.RENAME_STATE_BEGIN = 1;
this.RENAME_STATE_CANCELED = 2;
this.RENAME_STATE_REQUEST_SENDED = 3;
this.renameState = null;
}
/* JSDragDropTree class */
JSDragDropTree.prototype = {
// {{{ addEvent()
/**
*
* This function adds an event listener to an element on the page.
*
* @param Object whichObject = Reference to HTML element(Which object to assigne the event)
* @param String eventType = Which type of event, example "mousemove" or "mouseup"
* @param functionName = Name of function to execute.
*
* @public
*/
addEvent : function(whichObject,eventType,functionName)
{
if(whichObject.attachEvent){
whichObject['e'+eventType+functionName] = functionName;
whichObject[eventType+functionName] = function(){whichObject['e'+eventType+functionName]( window.event );}
whichObject.attachEvent( 'on'+eventType, whichObject[eventType+functionName] );
} else
whichObject.addEventListener(eventType,functionName,false);
}
// }}}
,
// {{{ removeEvent()
/**
*
* This function removes an event listener from an element on the page.
*
* @param Object whichObject = Reference to HTML element(Which object to assigne the event)
* @param String eventType = Which type of event, example "mousemove" or "mouseup"
* @param functionName = Name of function to execute.
*
* @public
*/
removeEvent : function(whichObject,eventType,functionName)
{
if(whichObject.detachEvent){
whichObject.detachEvent('on'+eventType, whichObject[eventType+functionName]);
whichObject[eventType+functionName] = null;
} else
whichObject.removeEventListener(eventType,functionName,false);
}
,
Get_Cookie : function(name) {
var start = document.cookie.indexOf(name+"=");
var len = start+name.length+1;
if ((!start) && (name != document.cookie.substring(0,name.length))) return null;
if (start == -1) return null;
var end = document.cookie.indexOf(";",len);
if (end == -1) end = document.cookie.length;
return unescape(document.cookie.substring(len,end));
}
,
// This function has been slightly modified
Set_Cookie : function(name,value,expires,path,domain,secure) {
expires = expires * 60*60*24*1000;
var today = new Date();
var expires_date = new Date( today.getTime() + (expires) );
var cookieString = name + "=" +escape(value) +
( (expires) ? ";expires=" + expires_date.toGMTString() : "") +
( (path) ? ";path=" + path : "") +
( (domain) ? ";domain=" + domain : "") +
( (secure) ? ";secure" : "");
document.cookie = cookieString;
}
,
setFileNameRename : function(newFileName)
{
this.filePathRenameItem = newFileName;
}
,
setFileNameDelete : function(newFileName)
{
this.filePathDeleteItem = newFileName;
}
,
setAdditionalRenameRequestParameters : function(requestParameters)
{
this.additionalRenameRequestParameters = requestParameters;
}
,
setAdditionalDeleteRequestParameters : function(requestParameters)
{
this.additionalDeleteRequestParameters = requestParameters;
}
,setRenameAllowed : function(renameAllowed)
{
this.renameAllowed = renameAllowed;
}
,
setDeleteAllowed : function(deleteAllowed)
{
this.deleteAllowed = deleteAllowed;
}
,setMaximumDepth : function(maxDepth)
{
this.maximumDepth = maxDepth;
}
,setMessageMaximumDepthReached : function(newMessage)
{
this.messageMaximumDepthReached = newMessage;
}
,
setImageFolder : function(path)
{
this.imageFolder = path;
}
,
setFolderImage : function(imagePath)
{
this.folderImage = imagePath;
}
,
setPlusImage : function(imagePath)
{
this.plusImage = imagePath;
}
,
setMinusImage : function(imagePath)
{
this.minusImage = imagePath;
}
,
setTreeId : function(idOfTree)
{
this.idOfTree = idOfTree;
}
,
expandAll : function()
{
var menuItems = document.getElementById(this.idOfTree).getElementsByTagName('LI');
for(var no=0;no<menuItems.length;no++){
var subItems = menuItems[no].getElementsByTagName('UL');
if(subItems.length>0 && subItems[0].style.display!='block'){
JSTreeObj.showHideNode(false,menuItems[no].id);
}
}
}
,
collapseAll : function()
{
var menuItems = document.getElementById(this.idOfTree).getElementsByTagName('LI');
for(var no=0;no<menuItems.length;no++){
var subItems = menuItems[no].getElementsByTagName('UL');
if(subItems.length>0 && subItems[0].style.display=='block'){
JSTreeObj.showHideNode(false,menuItems[no].id);
}
}
}
,
/*
Find top pos of a tree node
*/
getTopPos : function(obj){
var top = obj.offsetTop/1;
while((obj = obj.offsetParent) != null){
if(obj.tagName!='HTML')top += obj.offsetTop;
}
if(document.all)top = top/1 + 13; else top = top/1 + 4;
return top;
}
,
/*
Find left pos of a tree node
*/
getLeftPos : function(obj){
var left = obj.offsetLeft/1 + 1;
while((obj = obj.offsetParent) != null){
if(obj.tagName!='HTML')left += obj.offsetLeft;
}
if(document.all)left = left/1 - 2;
return left;
}
,
showHideNode : function(e,inputId)
{
if(inputId){
if(!document.getElementById(inputId))return;
thisNode = document.getElementById(inputId).getElementsByTagName('IMG')[0];
}else {
thisNode = this;
if(this.tagName=='A')thisNode = this.parentNode.getElementsByTagName('IMG')[0];
}
if(thisNode.style.visibility=='hidden')return;
var parentNode = thisNode.parentNode;
inputId = parentNode.id.replace(/[^0-9]/g,'');
if(thisNode.src.indexOf(JSTreeObj.plusImage)>=0){
thisNode.src = thisNode.src.replace(JSTreeObj.plusImage,JSTreeObj.minusImage);
var ul = parentNode.getElementsByTagName('UL')[0];
ul.style.display='block';
if(!initExpandedNodes)initExpandedNodes = ',';
if(initExpandedNodes.indexOf(',' + inputId + ',')<0) initExpandedNodes = initExpandedNodes + inputId + ',';
}else{
thisNode.src = thisNode.src.replace(JSTreeObj.minusImage,JSTreeObj.plusImage);
parentNode.getElementsByTagName('UL')[0].style.display='none';
initExpandedNodes = initExpandedNodes.replace(',' + inputId,'');
}
JSTreeObj.Set_Cookie('dhtmlgoodies_expandedNodes',initExpandedNodes,500);
return false;
}
,
/* Initialize drag */
initDrag : function(e)
{
if(document.all)e = event;
var subs = JSTreeObj.floatingContainer.getElementsByTagName('LI');
if(subs.length>0){
if(JSTreeObj.dragNode_sourceNextSib){
JSTreeObj.dragNode_parent.insertBefore(JSTreeObj.dragNode_source,JSTreeObj.dragNode_sourceNextSib);
}else{
JSTreeObj.dragNode_parent.appendChild(JSTreeObj.dragNode_source);
}
}
JSTreeObj.dragNode_source = this.parentNode;
JSTreeObj.dragNode_parent = this.parentNode.parentNode;
JSTreeObj.dragNode_sourceNextSib = false;
if(JSTreeObj.dragNode_source.nextSibling)JSTreeObj.dragNode_sourceNextSib = JSTreeObj.dragNode_source.nextSibling;
JSTreeObj.dragNode_destination = false;
JSTreeObj.dragDropTimer = 0;
JSTreeObj.timerDrag();
return false;
}
,
timerDrag : function()
{
if(this.dragDropTimer>=0 && this.dragDropTimer<10){
this.dragDropTimer = this.dragDropTimer + 1;
setTimeout('JSTreeObj.timerDrag()',20);
return;
}
if(this.dragDropTimer==10)
{
JSTreeObj.floatingContainer.style.display='block';
JSTreeObj.floatingContainer.appendChild(JSTreeObj.dragNode_source);
}
}
,
moveDragableNodes : function(e)
{
if(JSTreeObj.dragDropTimer<10)return;
if(document.all)e = event;
dragDrop_x = e.clientX/1 + 5 + document.body.scrollLeft;
dragDrop_y = e.clientY/1 + 5 + document.documentElement.scrollTop;
JSTreeObj.floatingContainer.style.left = dragDrop_x + 'px';
JSTreeObj.floatingContainer.style.top = dragDrop_y + 'px';
var thisObj = this;
if(thisObj.tagName=='A' || thisObj.tagName=='IMG')thisObj = thisObj.parentNode;
JSTreeObj.dragNode_noSiblings = false;
var tmpVar = thisObj.getAttribute('noSiblings');
if(!tmpVar)tmpVar = thisObj.noSiblings;
if(tmpVar=='true')JSTreeObj.dragNode_noSiblings=true;
if(thisObj && thisObj.id)
{
JSTreeObj.dragNode_destination = thisObj;
var img = thisObj.getElementsByTagName('IMG')[1];
var tmpObj= JSTreeObj.dropTargetIndicator;
tmpObj.style.display='block';
var eventSourceObj = this;
if(JSTreeObj.dragNode_noSiblings && eventSourceObj.tagName=='IMG')eventSourceObj = eventSourceObj.nextSibling;
var tmpImg = tmpObj.getElementsByTagName('IMG')[0];
if(this.tagName=='A' || JSTreeObj.dragNode_noSiblings){
tmpImg.src = tmpImg.src.replace('ind1','ind2');
JSTreeObj.insertAsSub = true;
tmpObj.style.left = (JSTreeObj.getLeftPos(eventSourceObj) + JSTreeObj.indicator_offsetX_sub) + 'px';
}else{
tmpImg.src = tmpImg.src.replace('ind2','ind1');
JSTreeObj.insertAsSub = false;
tmpObj.style.left = (JSTreeObj.getLeftPos(eventSourceObj) + JSTreeObj.indicator_offsetX) + 'px';
}
tmpObj.style.top = (JSTreeObj.getTopPos(thisObj) + JSTreeObj.indicator_offsetY) + 'px';
}
return false;
}
,
dropDragableNodes:function()
{
if(JSTreeObj.dragDropTimer<10){
JSTreeObj.dragDropTimer = -1;
return;
}
var showMessage = false;
if(JSTreeObj.dragNode_destination){ // Check depth
var countUp = JSTreeObj.dragDropCountLevels(JSTreeObj.dragNode_destination,'up');
var countDown = JSTreeObj.dragDropCountLevels(JSTreeObj.dragNode_source,'down');
var countLevels = countUp/1 + countDown/1 + (JSTreeObj.insertAsSub?1:0);
if(countLevels>JSTreeObj.maximumDepth){
JSTreeObj.dragNode_destination = false;
showMessage = true; // Used later down in this function
}
}
if(JSTreeObj.dragNode_destination){
if(JSTreeObj.insertAsSub){
var uls = JSTreeObj.dragNode_destination.getElementsByTagName('UL');
if(uls.length>0){
ul = uls[0];
ul.style.display='block';
var lis = ul.getElementsByTagName('LI');
if(lis.length>0){ // Sub elements exists - drop dragable node before the first one
ul.insertBefore(JSTreeObj.dragNode_source,lis[0]);
}else { // No sub exists - use the appendChild method - This line should not be executed unless there's something wrong in the HTML, i.e empty <ul>
ul.appendChild(JSTreeObj.dragNode_source);
}
}else{
var ul = document.createElement('UL');
ul.style.display='block';
JSTreeObj.dragNode_destination.appendChild(ul);
ul.appendChild(JSTreeObj.dragNode_source);
}
var img = JSTreeObj.dragNode_destination.getElementsByTagName('IMG')[0];
img.style.visibility='visible';
img.src = img.src.replace(JSTreeObj.plusImage,JSTreeObj.minusImage);
}else{
if(JSTreeObj.dragNode_destination.nextSibling){
var nextSib = JSTreeObj.dragNode_destination.nextSibling;
nextSib.parentNode.insertBefore(JSTreeObj.dragNode_source,nextSib);
}else{
JSTreeObj.dragNode_destination.parentNode.appendChild(JSTreeObj.dragNode_source);
}
}
/* Clear parent object */
var tmpObj = JSTreeObj.dragNode_parent;
var lis = tmpObj.getElementsByTagName('LI');
if(lis.length==0){
var img = tmpObj.parentNode.getElementsByTagName('IMG')[0];
img.style.visibility='hidden'; // Hide [+],[-] icon
tmpObj.parentNode.removeChild(tmpObj);
}
}else{
// Putting the item back to it's original location
if(JSTreeObj.dragNode_sourceNextSib){
JSTreeObj.dragNode_parent.insertBefore(JSTreeObj.dragNode_source,JSTreeObj.dragNode_sourceNextSib);
}else{
JSTreeObj.dragNode_parent.appendChild(JSTreeObj.dragNode_source);
}
}
JSTreeObj.dropTargetIndicator.style.display='none';
JSTreeObj.dragDropTimer = -1;
if(showMessage && JSTreeObj.messageMaximumDepthReached)alert(JSTreeObj.messageMaximumDepthReached);
}
,
createDropIndicator : function()
{
this.dropTargetIndicator = document.createElement('DIV');
this.dropTargetIndicator.style.position = 'absolute';
this.dropTargetIndicator.style.display='none';
var img = document.createElement('IMG');
img.src = this.imageFolder + 'dragDrop_ind1.gif';
img.id = 'dragDropIndicatorImage';
this.dropTargetIndicator.appendChild(img);
document.body.appendChild(this.dropTargetIndicator);
}
,
dragDropCountLevels : function(obj,direction,stopAtObject){
var countLevels = 0;
if(direction=='up'){
while(obj.parentNode && obj.parentNode!=stopAtObject){
obj = obj.parentNode;
if(obj.tagName=='UL')countLevels = countLevels/1 +1;
}
return countLevels;
}
if(direction=='down'){
var subObjects = obj.getElementsByTagName('LI');
for(var no=0;no<subObjects.length;no++){
countLevels = Math.max(countLevels,JSTreeObj.dragDropCountLevels(subObjects[no],"up",obj));
}
return countLevels;
}
}
,
cancelEvent : function()
{
return false;
}
,
cancelSelectionEvent : function()
{
if(JSTreeObj.dragDropTimer<10)return true;
return false;
}
,getNodeOrders : function(initObj,saveString)
{
if(!saveString)var saveString = '';
if(!initObj){
initObj = document.getElementById(this.idOfTree);
}
var lis = initObj.getElementsByTagName('LI');
if(lis.length>0){
var li = lis[0];
while(li){
if(li.id){
if(saveString.length>0)saveString = saveString + ',';
var numericID = li.id.replace(/[^0-9]/gi,'');
if(numericID.length==0)numericID='A';
var numericParentID = li.parentNode.parentNode.id.replace(/[^0-9]/gi,'');
if(numericID!='0'){
saveString = saveString + numericID;
saveString = saveString + '-';
if(li.parentNode.id!=this.idOfTree)saveString = saveString + numericParentID; else saveString = saveString + '0';
}
var ul = li.getElementsByTagName('UL');
if(ul.length>0){
saveString = this.getNodeOrders(ul[0],saveString);
}
}
li = li.nextSibling;
}
}
if(initObj.id == this.idOfTree){
return saveString;
}
return saveString;
}
,highlightItem : function(inputObj,e)
{
if(JSTreeObj.currentlyActiveItem)JSTreeObj.currentlyActiveItem.className = '';
this.className = 'highlightedNodeItem';
JSTreeObj.currentlyActiveItem = this;
}
,
removeHighlight : function()
{
if(JSTreeObj.currentlyActiveItem)JSTreeObj.currentlyActiveItem.className = '';
JSTreeObj.currentlyActiveItem = false;
}
,
hasSubNodes : function(obj)
{
var subs = obj.getElementsByTagName('LI');
if(subs.length>0)return true;
return false;
}
,
deleteItem : function(obj1,obj2)
{
var message = 'Click OK to delete item ' + obj2.innerHTML;
if(this.hasSubNodes(obj2.parentNode)) message = message + ' and it\'s sub nodes';
if(confirm(message)){
this.__deleteItem_step2(obj2.parentNode); // Sending <LI> tag to the __deleteItem_step2 method
}
}
,
__refreshDisplay : function(obj)
{
if(this.hasSubNodes(obj))return;
var img = obj.getElementsByTagName('IMG')[0];
img.style.visibility = 'hidden';
}
,
__deleteItem_step2 : function(obj)
{
var saveString = obj.id.replace(/[^0-9]/gi,'');
var lis = obj.getElementsByTagName('LI');
for(var no=0;no<lis.length;no++){
saveString = saveString + ',' + lis[no].id.replace(/[^0-9]/gi,'');
}
// Creating ajax object and send items
var ajaxIndex = JSTreeObj.ajaxObjects.length;
JSTreeObj.ajaxObjects[ajaxIndex] = new sack();
JSTreeObj.ajaxObjects[ajaxIndex].method = "GET";
JSTreeObj.ajaxObjects[ajaxIndex].setVar("deleteIds", saveString);
JSTreeObj.__addAdditionalRequestParameters(JSTreeObj.ajaxObjects[ajaxIndex], JSTreeObj.additionalDeleteRequestParameters);
JSTreeObj.ajaxObjects[ajaxIndex].requestFile = JSTreeObj.filePathDeleteItem; // Specifying which file to get
JSTreeObj.ajaxObjects[ajaxIndex].onCompletion = function() { JSTreeObj.__deleteComplete(ajaxIndex,obj); } ; // Specify function that will be executed after file has been found
JSTreeObj.ajaxObjects[ajaxIndex].runAJAX(); // Execute AJAX function
}
,
__deleteComplete : function(ajaxIndex,obj)
{
if(this.ajaxObjects[ajaxIndex].response!='OK'){
alert('ERROR WHEN TRYING TO DELETE NODE: ' + this.ajaxObjects[ajaxIndex].response); // Rename failed
}else{
var parentRef = obj.parentNode.parentNode;
obj.parentNode.removeChild(obj);
this.__refreshDisplay(parentRef);
}
}
,
__renameComplete : function(ajaxIndex)
{
if(this.ajaxObjects[ajaxIndex].response!='OK'){
alert('ERROR WHEN TRYING TO RENAME NODE: ' + this.ajaxObjects[ajaxIndex].response); // Rename failed
}
}
,
__saveTextBoxChanges : function(e,inputObj)
{
if(!inputObj && this)inputObj = this;
if(document.all)e = event;
if(e.keyCode && e.keyCode==27){
JSTreeObj.__cancelRename(e,inputObj);
return;
}
inputObj.style.display='none';
inputObj.nextSibling.style.visibility='visible';
if(inputObj.value.length>0){
inputObj.nextSibling.innerHTML = inputObj.value;
// Send changes to the server.
if (JSTreeObj.renameState != JSTreeObj.RENAME_STATE_BEGIN) {
return;
}
JSTreeObj.renameState = JSTreeObj.RENAME_STATE_REQUEST_SENDED;
var ajaxIndex = JSTreeObj.ajaxObjects.length;
JSTreeObj.ajaxObjects[ajaxIndex] = new sack();
JSTreeObj.ajaxObjects[ajaxIndex].method = "GET";
JSTreeObj.ajaxObjects[ajaxIndex].setVar("renameId", inputObj.parentNode.id.replace(/[^0-9]/gi,''));
JSTreeObj.ajaxObjects[ajaxIndex].setVar("newName", inputObj.value);
JSTreeObj.__addAdditionalRequestParameters(JSTreeObj.ajaxObjects[ajaxIndex], JSTreeObj.additionalRenameRequestParameters);
JSTreeObj.ajaxObjects[ajaxIndex].requestFile = JSTreeObj.filePathRenameItem; // Specifying which file to get
JSTreeObj.ajaxObjects[ajaxIndex].onCompletion = function() { JSTreeObj.__renameComplete(ajaxIndex); } ; // Specify function that will be executed after file has been found
JSTreeObj.ajaxObjects[ajaxIndex].runAJAX(); // Execute AJAX function
}
}
,
__cancelRename : function(e,inputObj)
{
JSTreeObj.renameState = JSTreeObj.RENAME_STATE_CANCELD;
if(!inputObj && this)inputObj = this;
inputObj.value = JSTreeObj.helpObj.innerHTML;
inputObj.nextSibling.innerHTML = JSTreeObj.helpObj.innerHTML;
inputObj.style.display = 'none';
inputObj.nextSibling.style.visibility = 'visible';
}
,
__renameCheckKeyCode : function(e)
{
if(document.all)e = event;
if(e.keyCode==13){ // Enter pressed
JSTreeObj.__saveTextBoxChanges(false,this);
}
if(e.keyCode==27){ // ESC pressed
JSTreeObj.__cancelRename(false,this);
}
}
,
__createTextBox : function(obj)
{
var textBox = document.createElement('INPUT');
textBox.className = 'folderTreeTextBox';
textBox.value = obj.innerHTML;
obj.parentNode.insertBefore(textBox,obj);
textBox.id = 'textBox' + obj.parentNode.id.replace(/[^0-9]/gi,'');
textBox.onblur = this.__saveTextBoxChanges;
textBox.onkeydown = this.__renameCheckKeyCode;
this.__renameEnableTextBox(obj);
}
,
__renameEnableTextBox : function(obj)
{
JSTreeObj.renameState = JSTreeObj.RENAME_STATE_BEGIN;
obj.style.visibility = 'hidden';
obj.previousSibling.value = obj.innerHTML;
obj.previousSibling.style.display = 'inline';
obj.previousSibling.select();
}
,
renameItem : function(obj1,obj2)
{
currentItemToEdit = obj2.parentNode; // Reference to the <li> tag.
if(!obj2.previousSibling || obj2.previousSibling.tagName.toLowerCase()!='input'){
this.__createTextBox(obj2);
}else{
this.__renameEnableTextBox(obj2);
}
this.helpObj.innerHTML = obj2.innerHTML;
}
,
initTree : function()
{
JSTreeObj = this;
JSTreeObj.createDropIndicator();
document.documentElement.onselectstart = JSTreeObj.cancelSelectionEvent;
document.documentElement.ondragstart = JSTreeObj.cancelEvent;
document.documentElement.onmousedown = JSTreeObj.removeHighlight;
/* Creating help object for storage of values */
this.helpObj = document.createElement('DIV');
this.helpObj.style.display = 'none';
document.body.appendChild(this.helpObj);
/* Create context menu */
if(this.deleteAllowed || this.renameAllowed){
try{
/* Creating menu model for the context menu, i.e. the datasource */
var menuModel = new DHTMLGoodies_menuModel();
if(this.deleteAllowed)menuModel.addItem(1,'Delete','','',false,'JSTreeObj.deleteItem');
if(this.renameAllowed)menuModel.addItem(2,'Rename','','',false,'JSTreeObj.renameItem');
menuModel.init();
var menuModelRenameOnly = new DHTMLGoodies_menuModel();
if(this.renameAllowed)menuModelRenameOnly.addItem(3,'Rename','','',false,'JSTreeObj.renameItem');
menuModelRenameOnly.init();
var menuModelDeleteOnly = new DHTMLGoodies_menuModel();
if(this.deleteAllowed)menuModelDeleteOnly.addItem(4,'Delete','','',false,'JSTreeObj.deleteItem');
menuModelDeleteOnly.init();
window.refToDragDropTree = this;
this.contextMenu = new DHTMLGoodies_contextMenu();
this.contextMenu.setWidth(120);
referenceToDHTMLSuiteContextMenu = this.contextMenu;
}catch(e){
}
}
var nodeId = 0;
var dhtmlgoodies_tree = document.getElementById(this.idOfTree);
var menuItems = dhtmlgoodies_tree.getElementsByTagName('LI'); // Get an array of all menu items
for(var no=0;no<menuItems.length;no++){
// No children var set ?
var noChildren = false;
var tmpVar = menuItems[no].getAttribute('noChildren');
if(!tmpVar)tmpVar = menuItems[no].noChildren;
if(tmpVar=='true')noChildren=true;
// No drag var set ?
var noDrag = false;
var tmpVar = menuItems[no].getAttribute('noDrag');
if(!tmpVar)tmpVar = menuItems[no].noDrag;
if(tmpVar=='true')noDrag=true;
nodeId++;
var subItems = menuItems[no].getElementsByTagName('UL');
var img = document.createElement('IMG');
img.src = this.imageFolder + this.plusImage;
img.onclick = JSTreeObj.showHideNode;
if(subItems.length==0)img.style.visibility='hidden';else{
subItems[0].id = 'tree_ul_' + treeUlCounter;
treeUlCounter++;
}
var aTag = menuItems[no].getElementsByTagName('A')[0];
aTag.id = 'nodeATag' + menuItems[no].id.replace(/[^0-9]/gi,'');
//aTag.onclick = JSTreeObj.showHideNode;
if(!noDrag)aTag.onmousedown = JSTreeObj.initDrag;
if(!noChildren)aTag.onmousemove = JSTreeObj.moveDragableNodes;
menuItems[no].insertBefore(img,aTag);
//menuItems[no].id = 'dhtmlgoodies_treeNode' + nodeId;
var folderImg = document.createElement('IMG');
if(!noDrag)folderImg.onmousedown = JSTreeObj.initDrag;
folderImg.onmousemove = JSTreeObj.moveDragableNodes;
if(menuItems[no].className){
folderImg.src = this.imageFolder + menuItems[no].className;
}else{
folderImg.src = this.imageFolder + this.folderImage;
}
menuItems[no].insertBefore(folderImg,aTag);
if(this.contextMenu){
var noDelete = menuItems[no].getAttribute('noDelete');
if(!noDelete)noDelete = menuItems[no].noDelete;
var noRename = menuItems[no].getAttribute('noRename');
if(!noRename)noRename = menuItems[no].noRename;
if(noRename=='true' && noDelete=='true'){}else{
if(noDelete == 'true')this.contextMenu.attachToElement(aTag,false,menuModelRenameOnly);
else if(noRename == 'true')this.contextMenu.attachToElement(aTag,false,menuModelDeleteOnly);
else this.contextMenu.attachToElement(aTag,false,menuModel);
}
}
this.addEvent(aTag,'contextmenu',this.highlightItem);
}
initExpandedNodes = this.Get_Cookie('dhtmlgoodies_expandedNodes');
if(initExpandedNodes){
var nodes = initExpandedNodes.split(',');
for(var no=0;no<nodes.length;no++){
if(nodes[no])this.showHideNode(false,nodes[no]);
}
}
document.documentElement.onmousemove = JSTreeObj.moveDragableNodes;
document.documentElement.onmouseup = JSTreeObj.dropDragableNodes;
}
,
__addAdditionalRequestParameters : function(ajax, parameters)
{
for (var parameter in parameters) {
ajax.setVar(parameter, parameters[parameter]);
}
}
}