# debug.js

    /*
     * These functions are only included in -debug files
     *
    */Ext.debug = {
        init : function(){
            var CP = Ext.ContentPanel;
            var bd = Ext.get(document.body);

            // create the dialog
            var dlg = new Ext.LayoutDialog('x-debug-browser', {
                autoCreate:true,
                width:800,
                height:450,
                title: 'Ext Debug Console &amp; Inspector',
                proxyDrag:true,
                shadow:true,
                center:{alwaysShowTabs:true},
                constraintoviewport:false
            });

            // prevent dialog events from bubbling
            dlg.el.swallowEvent('click');

            // build the layout
            var mainLayout = dlg.getLayout();
            mainLayout.beginUpdate();

            // create the nested layouts
            var clayout = mainLayout.add('center',
                new Ext.debug.InnerLayout('x-debug-console', 400, {
                    title: 'Debug Console'
                }
            ));

            var ilayout = mainLayout.add('center',
                new Ext.debug.InnerLayout('x-debug-inspector', 250, {
                    title: 'DOM Inspector'
                }
            ));

            var scriptPanel = clayout.add('east', new CP({
                autoCreate:{
                    tag: 'div', children: [
                        {tag: 'div'},
                        {tag:'textarea'}
                    ]
                },
                fitContainer:true,
                fitToFrame:true,
                title:'Script Console',
                autoScroll: Ext.isGecko, // hideous block for firefox missing cursor AND bad sizing textareas
                setSize : function(w, h){
                    Ext.ContentPanel.prototype.setSize.call(this, w, h);
                    if(Ext.isGecko && Ext.isStrict){
                        var s = this.adjustForComponents(w, h);
                        this.resizeEl.setSize(s.width-2, s.height-2);
                    }
                }
            }));
            var sel = scriptPanel.el;
            var script = sel.child('textarea');
            scriptPanel.resizeEl = script;
            var sctb = scriptPanel.toolbar = new Ext.Toolbar(sel.child('div'));
            sctb.add({
                text: 'Run',
                handler: function(){
                    var s = script.dom.value;
                    if(trap.checked){
                        try{
                            var rt = eval(s);
                            Ext.debug.dump(rt === undefined? '(no return)' : rt);
                        }catch(e){
                            Ext.debug.log(e.message || e.descript);
                        }
                    }else{
                        var rt = eval(s);
                        Ext.debug.dump(rt === undefined? '(no return)' : rt);
                    }
                }
            }, {
                text: 'Clear',
                handler: function(){
                    script.dom.value = '';
                    script.dom.focus();
                }
            });

            var trap = Ext.DomHelper.append(sctb.el, {tag:'input', type:'checkbox', checked: 'checked'});
            trap.checked = true;
            sctb.add('-', trap, 'Trap Errors');

            var stylesGrid = new Ext.grid.PropertyGrid(bd.createChild(), {
                nameText: 'Style',
                enableHdMenu: false,
                enableColumnResize: false
            });

            var stylePanel = ilayout.add('east', new Ext.GridPanel(stylesGrid,
                {title: '(No element selected)'}));

            stylesGrid.render();

            // hide the header
            stylesGrid.getView().mainHd.setDisplayed(false);

            clayout.tbar.add({
                text: 'Clear',
                handler: function(){
                    Ext.debug.console.jsonData = [];
                    Ext.debug.console.refresh();
                }
            });

            var treeEl = ilayout.main.getEl();
            // create main inspector toolbar
            var tb = ilayout.tbar;

            var inspectIgnore, inspecting;

            function inspectListener(e, t){
                if(!inspectIgnore.contains(e.getPoint())){
                    findNode(t);
                }
            }

            function stopInspecting(e, t){
                if(!inspectIgnore.contains(e.getPoint())){
                    inspect.toggle(false);
                    if(findNode(t) !== false){
                        e.stopEvent();
                    }
                }
            }

            function stopInspectingEsc(e, t){
                if(e.getKey() == e.ESC){
                    inspect.toggle(false);
                }
            }

            var inspect = tb.addButton({
                text: 'Inspect',
                enableToggle: true,
                pressed:false,
                toggleHandler: function(n, pressed){
                    var d = Ext.get(document);
                    if(pressed){
                        d.on('mouseover', inspectListener, window, {buffer:50});
                        d.on('mousedown', stopInspecting);
                        d.on('keydown', stopInspectingEsc);
                        inspectIgnore = dlg.el.getRegion();
                        inspecting = true;
                    }else{
                        d.un('mouseover', inspectListener);
                        d.un('mousedown', stopInspecting);
                        d.on('keydown', stopInspectingEsc);
                        inspecting = false;
                        var n = tree.getSelectionModel().getSelectedNode();
                        if(n && n.htmlNode){
                            onNodeSelect(tree, n, false);
                        }
                    }
                }
            });

            tb.addSeparator();

            var frameEl = tb.addButton({
                text: 'Highlight Selection',
                enableToggle: true,
                pressed:false,
                toggleHandler: function(n, pressed){
                    var n = tree.getSelectionModel().getSelectedNode();
                    if(n && n.htmlNode){
                        n[pressed ? 'frame' : 'unframe']();
                    }
                }
            });

            tb.addSeparator();

            var reload = tb.addButton({
                text: 'Refresh Children',
                disabled:true,
                handler: function(){
                    var n = tree.getSelectionModel().getSelectedNode();
                    if(n && n.reload){
                        n.reload();
                    }
                }
            });

            tb.add( '-', {
                text: 'Collapse All',
                handler: function(){
                    tree.root.collapse(true);
                }
            });

            // perform the main layout
            mainLayout.endUpdate();

            mainLayout.getRegion('center').showPanel(0);

            stylesGrid.on('propertychange', function(s, name, value){
                var node = stylesGrid.treeNode;
                if(styles){
                    node.htmlNode.style[name] = value;
                }else{
                    node.htmlNode[name] = value;
                }
                node.refresh(true);
            });

            // Create the style toolbar
            var stb = new Ext.Toolbar(stylesGrid.view.getHeaderPanel(true));

            var swap = stb.addButton({
                text: 'DOM Attributes',
                menu: {
                    items: [
                        new Ext.menu.CheckItem({id:'dom', text:'DOM Attributes', checked: true, group:'xdb-styles'}),
                        new Ext.menu.CheckItem({id:'styles', text:'CSS Properties', group:'xdb-styles'})
                    ]
                }
            });

            swap.menu.on('click', function(){
                styles = swap.menu.items.get('styles').checked;
                showAll[styles? 'show' : 'hide']();
                swap.setText(styles ? 'CSS Properties' : 'DOM Attributes');
                var n = tree.getSelectionModel().getSelectedNode();
                if(n){
                    onNodeSelect(tree, n);
                }
            });

            var addStyle = stb.addButton({
                text: 'Add',
                disabled: true,
                handler: function(){
                    Ext.MessageBox.prompt('Add Property', 'Property Name:', function(btn, v){
                        // store.store is disgusting TODO: clean up the API
                        var store = stylesGrid.store.store;
                        if(btn == 'ok' && v && !store.getById(v)){
                            var r = new Ext.grid.PropertyRecord({name:v, value: ''}, v);
                            store.add(r);
                            stylesGrid.startEditing(store.getCount()-1, 1);
                        }
                    });
                }
            });

            var showAll = stb.addButton({
                text: 'Computed Styles',
                hidden: true,
                pressed: false,
                enableToggle: true,
                toggleHandler: function(){
                    var n = tree.getSelectionModel().getSelectedNode();
                    if(n){
                        onNodeSelect(tree, n);
                    }
                }
            });

            // tree related stuff
            var styles = false, hnode;
            var nonSpace = /^\s*$/;
            var html = Ext.util.Format.htmlEncode;
            var ellipsis = Ext.util.Format.ellipsis;
            var styleRe = /\s?([a-z\-]*)\:([^;]*)(?:[;\s\n\r]*)/gi;

            function findNode(n){
                if(!n || n.nodeType != 1 || n == document.body || n == document){
                    return false;
                }
                var pn = [n], p = n;
                while((p = p.parentNode) && p.nodeType == 1 && p.tagName.toUpperCase() != 'HTML'){
                    pn.unshift(p);
                }
                var cn = hnode;
                for(var i = 0, len = pn.length; i < len; i++){
                    cn.expand();
                    cn = cn.findChild('htmlNode', pn[i]);
                    if(!cn){ // in this dialog?
                        return false;
                    }
                }
                cn.select();
                var a = cn.ui.anchor;
                treeEl.dom.scrollTop = Math.max(0 ,a.offsetTop-10);
                //treeEl.dom.scrollLeft = Math.max(0 ,a.offsetLeft-10); no likey
                cn.highlight();
                return true;
            }

            function nodeTitle(n){
                var s = n.tagName;
                if(n.id){
                    s += '#'+n.id;
                }else if(n.className){
                    s += '.'+n.className;
                }
                return s;
            }

            function onNodeSelect(t, n, last){
                if(last && last.unframe){
                    last.unframe();
                }
                var props = {};
                if(n && n.htmlNode){
                    if(frameEl.pressed){
                        n.frame();
                    }
                    if(inspecting){
                        return;
                    }
                    addStyle.enable();
                    reload.setDisabled(n.leaf);
                    var dom = n.htmlNode;
                    stylePanel.setTitle(nodeTitle(dom));
                    if(styles && !showAll.pressed){
                        var s = dom.style ? dom.style.cssText : '';
                        if(s){
                            var m;
                            while ((m = styleRe.exec(s)) != null){
                                props[m[1].toLowerCase()] = m[2];
                            }
                        }
                    }else if(styles){
                        var cl = Ext.debug.cssList;
                        var s = dom.style, fly = Ext.fly(dom);
                        if(s){
                            for(var i = 0, len = cl.length; i<len; i++){
                                var st = cl[i];
                                var v = s[st] || fly.getStyle(st);
                                if(v != undefined && v !== null && v !== ''){
                                    props[st] = v;
                                }
                            }
                        }
                    }else{
                        for(var a in dom){
                            var v = dom[a];
                            if((isNaN(a+10)) && v != undefined && v !== null && v !== '' && !(Ext.isGecko && a[0] == a[0].toUpperCase())){
                                props[a] = v;
                            }
                        }
                    }
                }else{
                    if(inspecting){
                        return;
                    }
                    addStyle.disable();
                    reload.disabled();
                }
                stylesGrid.setSource(props);
                stylesGrid.treeNode = n;
                stylesGrid.view.fitColumns();
            }

            // lets build a list of nodes to filter from the tree
            // this is gonna be nasty
            var filterIds = '^(?:';
            var eds = stylesGrid.colModel.editors;
            for(var edType in eds){
                filterIds += eds[edType].id +'|';
            }
            Ext.each([dlg.shim? dlg.shim.id : 'noshim', dlg.proxyDrag.id], function(id){
                 filterIds += id +'|';
            });
            filterIds += dlg.el.id;
            filterIds += ')$';
            var filterRe = new RegExp(filterIds);

            var loader = new Ext.tree.TreeLoader();
            loader.load = function(n, cb){
                var isBody = n.htmlNode == bd.dom;
                var cn = n.htmlNode.childNodes;
                for(var i = 0, c; c = cn[i]; i++){
                    if(isBody && filterRe.test(c.id)){
                        continue;
                    }
                    if(c.nodeType == 1){
                        n.appendChild(new Ext.debug.HtmlNode(c));
                    }else if(c.nodeType == 3 && !nonSpace.test(c.nodeValue)){
                        n.appendChild(new Ext.tree.TreeNode({
                            text:'<em>' + ellipsis(html(String(c.nodeValue)), 35) + '</em>',
                            cls: 'x-tree-noicon'
                        }));
                    }
                }
                cb();
            };

            var tree = new Ext.tree.TreePanel(treeEl, {
                enableDD:false ,
                loader: loader,
                lines:false,
                rootVisible:false,
                animate:false,
                hlColor:'ffff9c'
            });
            tree.getSelectionModel().on('selectionchange', onNodeSelect, null, {buffer:250});

            var root = tree.setRootNode(new Ext.tree.TreeNode('Ext'));

            hnode = root.appendChild(new Ext.debug.HtmlNode(
                    document.getElementsByTagName('html')[0]
            ));

            tree.render();

            Ext.debug.console = new Ext.JsonView(clayout.main.getEl(),
                    '<pre><xmp>> {msg}</xmp></pre>');
            Ext.debug.console.jsonData = [];

            Ext.debug.dialog = dlg;
        },

        show : function(){
            var d = Ext.debug;
            if(!d.dialog){
                d.init();
            }
            if(!d.dialog.isVisible()){
                d.dialog.show();
            }
        },

        hide : function(){
            if(Ext.debug.dialog){
                Ext.debug.dialog.hide();
            }
        },

        /**
         * Debugging function. Prints all arguments to a resizable, movable, scrolling region without
         * the need to include separate js or css. Double click it to hide it.
         * @param {Mixed} arg1
         * @param {Mixed} arg2
         * @param {Mixed} etc
         * @method print
         */
        log : function(arg1, arg2, etc){
           Ext.debug.show();
            var m = "";
            for(var i = 0, len = arguments.length; i < len; i++){
                m += (i == 0 ? "" : ", ") + arguments[i];
            }
            var cn = Ext.debug.console;
            cn.jsonData.unshift({msg: m});
            cn.refresh();
        },

        /**
         * Applies the passed C#/DomHelper style format (e.g. "The variable {0} is equal to {1}") before calling Ext.debug.log
         * @param {String} format
         * @param {Mixed} arg1
         * @param {Mixed} arg2
         * @param {Mixed} etc
         * @method printf
         */
        logf : function(format, arg1, arg2, etc){
            Ext.debug.log(String.format.apply(String, arguments));
        },

        /**
         * Dumps an object to Ext.debug.log
         * @param {Object} o
         * @method dump
         */
        dump : function(o){
            if(typeof o == 'string' || typeof o == 'number' || typeof o == 'undefined' || o instanceof Date){
                Ext.debug.log(o);
            }else if(!o){
                Ext.debug.log("null");
            }else if(typeof o != "object"){
                Ext.debug.log('Unknown return type');
            }else if(o instanceof Array){
                Ext.debug.log('['+o.join(',')+']');
            }else{
                var b = ["{\n"];
                for(var key in o){
                    var to = typeof o[key];
                    if(to != "function" && to != "object"){
                        b.push(String.format("  {0}: {1},\n", key, o[key]));
                    }
                }
                var s = b.join("");
                if(s.length > 3){
                    s = s.substr(0, s.length-2);
                }
                Ext.debug.log(s + "\n}");
            }
        },

        _timers : {},
        /**
         * Starts a timer.
         * @param {String} name (optional)
         * @method timer
         */
        time : function(name){
            name = name || "def";
            Ext.debug._timers[name] = new Date().getTime();
        },

        /**
         * Ends a timer, returns the results (formatted "{1} ms") and optionally prints them to Ext.print()
         * @param {String} name (optional)
         * @param {Boolean} printResults (optional) false to stop printing the results to Ext.print
         * @method timerEnd
         */
        timeEnd : function(name, printResults){
            var t = new Date().getTime();
            name = name || "def";
            var v = String.format("{0} ms", t-Ext.debug._timers[name]);
            Ext.debug._timers[name] = new Date().getTime();
            if(printResults !== false){
                Ext.debug.log('Timer ' + (name == "def" ? v : name + ": " + v));
            }
            return v;
        }
    };

    // highly unusual class declaration
    Ext.debug.HtmlNode = function(){
        var html = Ext.util.Format.htmlEncode;
        var ellipsis = Ext.util.Format.ellipsis;
        var nonSpace = /^\s*$/;

        var attrs = [
            {n: 'id', v: 'id'},
            {n: 'className', v: 'class'},
            {n: 'name', v: 'name'},
            {n: 'type', v: 'type'},
            {n: 'src', v: 'src'},
            {n: 'href', v: 'href'}
        ];

        function hasChild(n){
            for(var i = 0, c; c = n.childNodes[i]; i++){
                if(c.nodeType == 1){
                    return true;
                }
            }
            return false;
        }

        function renderNode(n, leaf){
            var tag = n.tagName.toLowerCase();
            var s = '&lt;' + tag;
            for(var i = 0, len = attrs.length; i < len; i++){
                var a = attrs[i];
                var v = n[a.n];
                if(v && !nonSpace.test(v)){
                    s += ' ' + a.v + '=&quot;<i>' + html(v) +'</i>&quot;';
                }
            }
            var style = n.style ? n.style.cssText : '';
            if(style){
                s += ' style=&quot;<i>' + html(style.toLowerCase()) +'</i>&quot;';
            }
            if(leaf && n.childNodes.length > 0){
                s+='&gt;<em>' + ellipsis(html(String(n.innerHTML)), 35) + '</em>&lt;/'+tag+'&gt;';
            }else if(leaf){
                s += ' /&gt;';
            }else{
                s += '&gt;';
            }
            return s;
        }

        var HtmlNode = function(n){
            var leaf = !hasChild(n);
            this.htmlNode = n;
            this.tagName = n.tagName.toLowerCase();
            var attr = {
                text : renderNode(n, leaf),
                leaf : leaf,
                cls: 'x-tree-noicon'
            };
            HtmlNode.superclass.constructor.call(this, attr);
            this.attributes.htmlNode = n; // for searching
            if(!leaf){
                this.on('expand', this.onExpand,  this);
                this.on('collapse', this.onCollapse,  this);
            }
        };

        Ext.extend(HtmlNode, Ext.tree.AsyncTreeNode, {
            cls: 'x-tree-noicon',
            preventHScroll: true,
            refresh : function(highlight){
                var leaf = !hasChild(this.htmlNode);
                this.setText(renderNode(this.htmlNode, leaf));
                if(highlight){
                    Ext.fly(this.ui.textNode).highlight();
                }
            },

            onExpand : function(){
                if(!this.closeNode && this.parentNode){
                    this.closeNode = this.parentNode.insertBefore(new Ext.tree.TreeNode({
                        text:'&lt;/' + this.tagName + '&gt;',
                        cls: 'x-tree-noicon'
                    }), this.nextSibling);
                }else if(this.closeNode){
                    this.closeNode.ui.show();
                }
            },

            onCollapse : function(){
                if(this.closeNode){
                    this.closeNode.ui.hide();
                }
            },

            render : function(bulkRender){
                HtmlNode.superclass.render.call(this, bulkRender);
            },

            highlightNode : function(){
                //Ext.fly(this.htmlNode).highlight();
            },

            highlight : function(){
                //Ext.fly(this.ui.textNode).highlight();
            },

            frame : function(){
                this.htmlNode.style.border = '1px solid #0000ff';
                //this.highlightNode();
            },

            unframe : function(){
                //Ext.fly(this.htmlNode).removeClass('x-debug-frame');
                this.htmlNode.style.border = '';
            }
        });

        return HtmlNode;
    }();

    // subclass for the standard layout panels
    Ext.debug.InnerLayout = function(id, w, cfg){
        // console layout
        var el = Ext.DomHelper.append(document.body, {id:id});
        var layout = new Ext.BorderLayout(el, {
            north: {
                initialSize:28
            },
            center: {
                titlebar: false
            },
            east: {
                split:true,
                initialSize:w,
                titlebar:true
            }
        });
        Ext.debug.InnerLayout.superclass.constructor.call(this, layout, cfg);

        layout.beginUpdate();

        var tbPanel = layout.add('north', new Ext.ContentPanel({
                autoCreate:true, fitToFrame:true}));

        this.main = layout.add('center', new Ext.ContentPanel({
                autoCreate:true, fitToFrame:true, autoScroll:true}));

        this.tbar = new Ext.Toolbar(tbPanel.el);

        var mtbEl = tbPanel.resizeEl = tbPanel.el.child('div.x-toolbar');
        mtbEl.setStyle('border-bottom', '0 none');
        layout.endUpdate(true);
    };

    Ext.extend(Ext.debug.InnerLayout, Ext.NestedLayoutPanel, {
        add : function(){
            return this.layout.add.apply(this.layout, arguments);
        }
    });

    Ext.debug.cssList = ['background-color','border','border-color','border-spacing',
    'border-style','border-top','border-right','border-bottom','border-left','border-top-color',
    'border-right-color','border-bottom-color','border-left-color','border-top-width','border-right-width',
    'border-bottom-width','border-left-width','border-width','bottom','color','font-size','font-size-adjust',
    'font-stretch','font-style','height','left','letter-spacing','line-height','margin','margin-top',
    'margin-right','margin-bottom','margin-left','marker-offset','max-height','max-width','min-height',
    'min-width','orphans','outline','outline-color','outline-style','outline-width','overflow','padding',
    'padding-top','padding-right','padding-bottom','padding-left','quotes','right','size','text-indent',
    'top','width','word-spacing','z-index','opacity','outline-offset'];

    if(typeof console == 'undefined'){
        console = Ext.debug;
    }
    /*
    if(Ext.isSafari || Ext.isIE || Ext.isOpera){
        window.onerror = function(msg, url, line){
            Ext.log.apply(Ext, arguments);
        };
    }*/

    // attach shortcut key
    Ext.EventManager.on(window, 'load', function(){
        Ext.get(document).on('keydown', function(e){
            if(e.ctrlKey && e.shiftKey && e.getKey() == e.HOME){
                Ext.debug.show();
            }
        });
    });

    // backwards compat
    Ext.print = Ext.log = Ext.debug.log;
    Ext.printf = Ext.logf = Ext.debug.logf;
    Ext.dump = Ext.debug.dump;
    Ext.timer = Ext.debug.time;
    Ext.timerEnd = Ext.debug.timeEnd;

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