Source/devtools/front_end/RequestHTMLView.js

/*
 * 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:
 *
 *     * 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.RequestView}
 * @param {!WebInspector.NetworkRequest} request
 * @param {string} dataURL
 */
WebInspector.RequestHTMLView = function(request, dataURL)
{
    WebInspector.RequestView.call(this, request);
    this._dataURL = dataURL;
    this.element.classList.add("html");
}

WebInspector.RequestHTMLView.prototype = {
    hasContent: function()
    {
        return true;
    },

    wasShown: function()
    {
        this._createIFrame();
    },

    willHide: function(parentElement)
    {
        this.element.removeChildren();
    },

    _createIFrame: function()
    {
        // We need to create iframe again each time because contentDocument
        // is deleted when iframe is removed from its parent.
        this.element.removeChildren();
        var iframe = document.createElement("iframe");
        iframe.setAttribute("sandbox", ""); // Forbid to run JavaScript and set unique origin.
        iframe.setAttribute("src", this._dataURL);
        this.element.appendChild(iframe);
    },

    __proto__: WebInspector.RequestView.prototype
}