third_party/WebKit/Source/devtools/front_end/components/BreakpointsSidebarPaneBase.js

/*
 * Copyright (C) 2012 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER 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.
 */

/**
 * @constructor
 * @extends {WebInspector.SidebarPane}
 * @param {string} title
 */
WebInspector.BreakpointsSidebarPaneBase = function(title)
{
    WebInspector.SidebarPane.call(this, title);
    this.registerRequiredCSS("components/breakpointsList.css");

    this.listElement = createElement("ol");
    this.listElement.className = "breakpoint-list";

    this.emptyElement = createElement("div");
    this.emptyElement.className = "info";
    this.emptyElement.textContent = WebInspector.UIString("No Breakpoints");

    this.element.appendChild(this.emptyElement);
}

WebInspector.BreakpointsSidebarPaneBase.prototype = {
    /**
     * @param {!Element} element
     * @param {?Node=} beforeNode
     * @protected
     */
    addListElement: function(element, beforeNode)
    {
        if (beforeNode) {
            this.listElement.insertBefore(element, beforeNode);
        } else {
            if (!this.listElement.firstChild) {
                this.element.removeChild(this.emptyElement);
                this.element.appendChild(this.listElement);
            }
            this.listElement.appendChild(element);
        }
    },

    /**
     * @param {!Element} element
     * @protected
     */
    removeListElement: function(element)
    {
        this.listElement.removeChild(element);
        if (!this.listElement.firstChild) {
            this.element.removeChild(this.listElement);
            this.element.appendChild(this.emptyElement);
        }
    },

    /**
     * @protected
     */
    reset: function()
    {
        this.listElement.removeChildren();
        if (this.listElement.parentElement) {
            this.element.removeChild(this.listElement);
            this.element.appendChild(this.emptyElement);
        }
    },

    __proto__: WebInspector.SidebarPane.prototype
}