Source/WebInspectorUI/UserInterface/Views/FolderTreeElement.js

/*
 * Copyright (C) 2013, 2015 Apple 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. AND ITS CONTRIBUTORS ``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 ITS 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.
 */

WI.FolderTreeElement = class FolderTreeElement extends WI.GeneralTreeElement
{
    constructor(title, representedObject, options = {})
    {
        const classNames = [WI.FolderTreeElement.FolderIconStyleClassName];
        const subtitle = null;
        super(classNames, title, subtitle, representedObject, {hasChildren: true});

        if (options.id) {
            let settingName = `folder-tree-element-${options.id}-expanded`;
            this._expandedSetting = new WI.Setting(settingName, false);

            if (this._expandedSetting.value)
                this.expand();
        }
    }

    // Public

    collapse()
    {
        super.collapse();

        if (this._expandedSetting)
            this._expandedSetting.value = this.expanded;
    }

    expand()
    {
        super.expand();

        if (this._expandedSetting)
            this._expandedSetting.value = this.expanded;
    }
};

WI.FolderTreeElement.FolderIconStyleClassName = "folder-icon";