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var nodeLayer = null;
var sonLayer = null;
var oldstyle = '';
var newstyle = '';
var oldimg = '';
var newimg = '';
function readCollapsedNodes() {
collapsedNodes = new Array();
cn = document.cookie.split('collapsedNodes=');
if (cn.length < 2) return;
vl = cn[1];
if (vl.indexOf(';') != -1) {
vl = vl.split(';');
vl = vl[0];
}
if (vl) {
collapsed = vl.split('|');
for (i = 0; i < collapsed.length; i++) {
collapsedNodes[i] = collapsed[i];
}
}
}
function writeCollapsedNodes() {
document.cookie = 'collapsedNodes=' + collapsedNodes.join('|') + ';path=/';
}
function addCollapsedNode(nodeId) {
for (i = 0; i < collapsedNodes.length; i++) {
if (collapsedNodes[i] == nodeId) return;
}
collapsedNodes[collapsedNodes.length] = nodeId;
writeCollapsedNodes();
}
function delCollapsedNode(nodeId) {
newCollapsedNodes = new Array();
j = 0;
for (i = 0; i < collapsedNodes.length; i++) {
if (collapsedNodes[i] != nodeId) {
newCollapsedNodes[j++] = collapsedNodes[i];
}
}
collapsedNodes = newCollapsedNodes;
writeCollapsedNodes();
}
function updateNewStyle() {
nodeLayer.src = newimg;
sonLayer.style.display = newstyle;
}
function cancelNewStyle() {
nodeLayer.src = oldimg;
sonLayer.style.display = oldstyle;
}
function alertTreeNodeContents(html) {
if (html.replace(/(^\s*)|(\s*$)/g, '')) {
includeHTML(sonLayer, html);
}
updateNewStyle();
}
function opencloseTreeNode(nodeid,params,imgdir) {
cancelHttpRequest(); // cancel last request
// get the node element
if ((!DOM || Opera56 || Konqueror22) && !IE4) return;
if (!IE4) {
sonLayer = document.getElementById('jt' + nodeid + 'son');
nodeLayer = document.getElementById('jt' + nodeid + 'node');
} else {
sonLayer = document.all('jt' + nodeid + 'son');
nodeLayer = document.all('jt' + nodeid + 'node');
}
if (!sonLayer || !nodeLayer) return false;
// update global variables
oldstyle = sonLayer.style.display;
oldimg = nodeLayer.src;
var action = 0; // (action = 1) => expand ; (action = 2) => collapse
if (oldimg.indexOf(imgdir+'/tree_expand.png') > -1) {
newimg = imgdir+'/tree_collapse.png';
action = 1;
} else if (oldimg.indexOf(imgdir+'/tree_expand_first.png') > -1) {
newimg = imgdir+'/tree_collapse_first.png';
action = 1;
} else if (oldimg.indexOf(imgdir+'/tree_expand_corner.png') > -1) {
newimg = imgdir+'/tree_collapse_corner.png';
action = 1;
} else if (oldimg.indexOf(imgdir+'/tree_expand_corner_first.png') > -1) {
newimg = imgdir+'/tree_collapse_corner_first.png';
action = 1;
} else if (oldimg.indexOf(imgdir+'/tree_collapse.png') > -1) {
newimg = imgdir+'/tree_expand.png';
action = 2;
} else if (oldimg.indexOf(imgdir+'/tree_collapse_first.png') > -1) {
newimg = imgdir+'/tree_expand_first.png';
action = 2;
} else if (oldimg.indexOf(imgdir+'/tree_collapse_corner.png') > -1) {
newimg = imgdir+'/tree_expand_corner.png';
action = 2;
} else if (oldimg.indexOf(imgdir+'/tree_collapse_corner_first.png') > -1) {
newimg = imgdir+'/tree_expand_corner_first.png';
action = 2;
}
nodeLayer.src = 'images/ajax-spinner.gif';
// perform action
if (action == 2) {
newstyle = 'none';
updateNewStyle();
addCollapsedNode(nodeid);
} else if (action == 1) {
newstyle = 'block';
if (sonLayer.innerHTML == '') {
makeHttpRequest('cmd.php',params+'&cmd=draw_tree_node&action=1','GET','alertTreeNodeContents','cancelNewStyle');
} else {
updateNewStyle();
}
delCollapsedNode(nodeid);
}
return false;
}
function getDiv(div) {
if (!IE4) {
return document.getElementById('aj'+div);
} else {
return document.all('aj'+div);
}
}
function alertAJ(html,div) {
var pageDiv = getDiv(div);
if (pageDiv) includeHTML(pageDiv, html);
}
function cancelAJ(div) {
var pageDiv = getDiv(div);
if (pageDiv) includeHTML(pageDiv, '');
}
// close initial collapsed nodes
// Cant figure out why, but this runs twice in AJAX mode when using "refresh".
// Causing the collapsedNodes to be incorrect.
readCollapsedNodes();
for (k = 0; k < collapsedNodes.length; k++) {
opencloseTreeNode(collapsedNodes[k],'#','images/default');
}
var current;
function tree_unhide(whichLayer,old) {
if (current == null) current = old;
var oldtree = document.getElementById('ajSID_'+current).style;
oldtree.display = 'none';
if (document.getElementById) {
// this is the way the standards work
var newtree = document.getElementById(whichLayer).value;
var newtree_div = document.getElementById('ajSID_'+newtree).style;
newtree_div.display = 'block';
}
current = newtree;
}
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