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<html>
<head>
<title>Deep Debugger</title>
<script>

var tableRows = {};
var tableCels = {};
var tableObjs = {};
var tablesBuilt = {};
var tableShows = {};
var tableHides = {};

// IE: nodes w/id need to be redeclared or getElementById is b0rked
var frame = null;

window.onload = function(){
        // if IE loads this page too quickly (instantly) then 
        // window.debugVar might not have been set
        window.setTimeout(startMeUp, 100);
}

function startMeUp(){
        frame = document.getElementById('frame');
        // GET string 
        var index = location.search.split("=").pop();
        var debugObj = window.opener.dojo.debugDeep;
        var debugVar = debugObj.debugVars[index] || window.debugVar;
        buildTable('root', frame, debugVar);
}

function buildTable(path, parent, obj){
        var keys = [];
        var vals = [];
        for(var prop in obj){
                keys.push(prop);
                try {
                        vals[prop] = obj[prop];
                } catch(E) {
                        vals[prop] = 'ERROR: ' + E.message;
                }
        }
        keys.sort(keySorter);

        if (!keys.length){

                var div = document.createElement('div');
                div.appendChild(document.createTextNode('Object has no properties.'));

                parent.appendChild(div);
                return;
        }


        var t = document.createElement('table');
        t.border = "1";

        var tb = document.createElement('tbody');
        t.appendChild(tb);


        for(var i = 0; i < keys.length; i++) {
                buildTableRow(path+'-'+keys[i], tb, keys[i], vals[keys[i]]);
        }

        if (path == 'root'){
                //t.style.width = '90%';
        }
        t.style.width = '100%';

        parent.appendChild(t);

        tablesBuilt[path] = true;
}

function buildTableRow(path, tb, name, value) {

        var simpleType = typeof(value);
        var createSubrow = (simpleType == 'object');
        var complexType = simpleType;

        if (simpleType == 'object'){
                var cls = getConstructorClass(value);
                if (cls){
                        if (cls == 'Object'){
                        }else if (cls == 'Array'){
                                complexType = 'array';
                        }else{
                                complexType += ' ('+cls+')';
                        }
                }
        }

/*var tr1 = document.createElement('tr');
        var td1 = document.createElement('td');
        var td2 = document.createElement('td');
        var td3 = document.createElement('td');
        var td4 = document.createElement('td');*/

        var row = tb.rows.length;
        var tr1 = tb.insertRow(row++);
        var td1 = tr1.insertCell(0);
        var td2 = tr1.insertCell(1);
        var td3 = tr1.insertCell(2);
        var td4 = tr1.insertCell(3);
        
        tr1.style.verticalAlign = 'top';
        td1.style.verticalAlign = 'middle';

        td1.className = 'propPlus';
        td2.className = 'propName';
        td3.className = 'propType';
        td4.className = 'propVal';

        //tr1.appendChild(td1);
        //tr1.appendChild(td2);
        //tr1.appendChild(td3);
        //tr1.appendChild(td4);

        if (createSubrow){
                var img1 = document.createElement('img');
                img1.width = 9;
                img1.height = 9;
                img1.src = 'arrow_show.gif';
                var a1 = document.createElement('a');
                a1.appendChild(img1);
                a1.href = '#';
                a1.onclick = function(){ showTableRow(path); return false; };

                var img2 = document.createElement('img');
                img2.width = 9;
                img2.height = 9;
                img2.src = 'arrow_hide.gif';
                var a2 = document.createElement('a');
                a2.appendChild(img2);
                a2.href = '#';
                a2.onclick = function(){ hideTableRow(path); return false; };
                a2.style.display = 'none';

                tableShows[path] = a1;
                tableHides[path] = a2;

                td1.appendChild(a1);
                td1.appendChild(a2);
        }else{
                var img = document.createElement('img');
                img.width = 9;
                img.height = 9;
                img.src = 'spacer.gif';

                td1.appendChild(img);
        }

        td2.appendChild(document.createTextNode(name));
        td3.appendChild(document.createTextNode(complexType));
        td4.appendChild(buildPreBlock(value));

        //tb.appendChild(tr1);

        if (createSubrow){
                var tr2 = tb.insertRow(row++);
                var td5 = tr2.insertCell(0);
                var td6 = tr2.insertCell(1);
                
                //var tr2 = document.createElement('tr');
                //var td5 = document.createElement('td');
                //var td6 = document.createElement('td');

                td5.innerHTML = '&nbsp;';
                //td6.innerHTML = '&nbsp;';

                td6.colSpan = '3';

                tr2.appendChild(td5);
                tr2.appendChild(td6);

                tr2.style.display = 'none';

                tb.appendChild(tr2);

                tableRows[path] = tr2;
                tableCels[path] = td6;
                tableObjs[path] = value;
        }
}

function showTableRow(path){

        var tr = tableRows[path];
        var td = tableCels[path];
        var a1 = tableShows[path];
        var a2 = tableHides[path];

        if (!tablesBuilt[path]){

                //alert('building table for '+path);
                buildTable(path, td, tableObjs[path]);
        }

        tr.style.display = 'table-row';

        a1.style.display = 'none';
        a2.style.display = 'inline';
}

function hideTableRow(path){

        var tr = tableRows[path];
        var a1 = tableShows[path];
        var a2 = tableHides[path];

        tr.style.display = 'none';

        a1.style.display = 'inline';
        a2.style.display = 'none';
}

function buildPreBlock(value){

        //
        // how many lines ?
        //

        var s = ''+value;
        s = s.replace("\r\n", "\n");
        s = s.replace("\r", "");
        var lines = s.split("\n");


        if (lines.length < 2){

                if (lines[0].length < 60){

                        var pre = document.createElement('pre');
                        pre.appendChild(document.createTextNode(s));
                        return pre;
                }
        }


        //
        // multiple lines :(
        //

        var preview = lines[0].substr(0, 60) + ' ...';

        var pre1 = document.createElement('pre');
        pre1.appendChild(document.createTextNode(preview));
        pre1.className = 'clicky';

        var pre2 = document.createElement('pre');
        pre2.appendChild(document.createTextNode(s));
        pre2.style.display = 'none';
        pre2.className = 'clicky';

        pre1.onclick = function(){
                pre1.style.display = 'none';
                pre2.style.display = 'block';
        }

        pre2.onclick = function(){
                pre1.style.display = 'block';
                pre2.style.display = 'none';
        }

        var pre = document.createElement('div');

        pre.appendChild(pre1);
        pre.appendChild(pre2);

        return pre;
}

function getConstructorClass(obj){

        if (!obj.constructor || !obj.constructor.toString) return;

        var m = obj.constructor.toString().match(/function\s*(\w+)/);

        if (m && m.length == 2) return m[1];

        return null;
}

function keySorter(a, b){

        if (a == parseInt(a) && b == parseInt(b)){

                return (parseInt(a) > parseInt(b)) ? 1 : ((parseInt(a) < parseInt(b)) ? -1 : 0);
        }

        // sort by lowercase string

        var a2 = String(a).toLowerCase();
        var b2 = String(b).toLowerCase();

        return (a2 > b2) ? 1 : ((a2 < b2) ? -1 : 0);
}

</script>
<style>

body {
        font-family: arial, helvetica, sans-serif;
}

table {
        border-width: 0px;
        border-spacing: 1px;
        border-collapse: separate;
}

td {
        border-width: 0px;
        padding: 2px;
}

img {
        border: 0;
}

pre {
        margin: 0;
        padding: 0;
        white-space: -moz-pre-wrap;  /* Mozilla, supported since 1999 */
        white-space: -pre-wrap;      /* Opera 4 - 6 */
        white-space: -o-pre-wrap;    /* Opera 7 */
        white-space: pre-wrap;       /* CSS3 - Text module (Candidate Recommendation) http://www.w3.org/TR/css3-text/#white-space */
        word-wrap: break-word;       /* IE 5.5+ */
}

pre.clicky {
        cursor: hand;
        cursor: pointer;
}

td.propPlus {
        width: 9px;
        background-color: #ddd;
}

td.propName {
        background-color: #ddd;
}

td.propType {
        background-color: #ddd;
}

td.propVal {
        background-color: #ddd;
}

</style>
</head>
<body>

<h2>Javascript Object Browser</h2>

<div id="frame"></div>

</body>
</html>