Source/WebInspectorUI/UserInterface/ScopeVariableTreeElement.js

/*
 * Copyright (C) 2008, 2013 Apple Inc. All Rights Reserved.
 * Copyright (C) 2011 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

WebInspector.ScopeVariableTreeElement = function(property)
{
    WebInspector.ObjectPropertyTreeElement.call(this, property);
};

WebInspector.ScopeVariableTreeElement._expandedProperties = {};

WebInspector.ScopeVariableTreeElement.prototype = {
    constructor: WebInspector.ScopeVariableTreeElement,

    // Public

    onattach: function()
    {
        WebInspector.ObjectPropertyTreeElement.prototype.onattach.call(this);

        if (this.hasChildren && this.constructor._expandedProperties.hasOwnProperty(this.propertyIdentifier))
            this.expand();
    },

    onexpand: function()
    {
        this.constructor._expandedProperties[this.propertyIdentifier] = true;
    },

    oncollapse: function()
    {
        delete this.constructor._expandedProperties[this.propertyIdentifier];
    },

    get propertyIdentifier()
    {
        if ("_propertyIdentifier" in this)
            return this._propertyIdentifier;

        var section = this.treeOutline.section;
        this._propertyIdentifier = (section.__propertyIdentifierPrefix ? section.__propertyIdentifierPrefix + "-" : "") + this.propertyPath;
        return this._propertyIdentifier;
    },

    get propertyPath()
    {
        if ("_propertyPath" in this)
            return this._propertyPath;

        var current = this;
        var result;

        do {
            if (current.property) {
                if (result)
                    result = current.property.name + "." + result;
                else
                    result = current.property.name;
            }

            current = current.parent;
        } while (current && !current.root);

        this._propertyPath = result;
        return result;
    }
};

WebInspector.ScopeVariableTreeElement.prototype.__proto__ = WebInspector.ObjectPropertyTreeElement.prototype;