TreeView Editor patch

gistfile1.js

(function () {
    var TV = YAHOO.widget.TreeView,
        TVProt = TV.prototype,
        Event = YAHOO.util.Event,
        Dom = YAHOO.util.Dom;

    TVProt.draw = TVProt.render = function () {
        var html = this.root.getHtml(),
            el = this.getEl(),
            ed = TV.editorData;

        // If there is an editor, hide it and preserve it
        if (ed && ed.editorPanel) {
            ed.active = false;
            ed.node = null;
            ed = ed.editorPanel;
            document.createElement('div').appendChild(ed);
            Dom.setStyle(ed, 'display', 'none');

        } else {
            ed = null;
        }

        // Set the contents of the tree
        el.innerHTML = html;

        // restore the preserved editor
        if (ed) {
            el.appendChild(ed);
        }
        if (!this._hasEvents) {
            Event.on(el, 'click', this._onClickEvent, this, true);
            Event.on(el, 'dblclick', this._onDblClickEvent, this, true);
            Event.on(el, 'mouseover', this._onMouseOverEvent, this, true);
            Event.on(el, 'mouseout', this._onMouseOutEvent, this, true);
            Event.on(el, 'keydown', this._onKeyDownEvent, this, true);
        }
        this._hasEvents = true;
    };

    TVProt._deleteNode = function (node) {
        var el = node.getEl(),
            ed = TV.editorData;
        // If there is an editor and is attached to this node, close it
        if (ed && ed.node === node) {
            this._closeEditor(false);
            ed.node = false;
        }

        // Remove all the child nodes first
        this.removeChildren(node);
        // Remove the node from the tree
        this.popNode(node);
        // The node won't be used, simply wipe it out
        if (el) {
            el.innerHTML = '';
        }
    };

}());