Source/WebCore/inspector/front-end/ObjectPopoverHelper.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.PopoverHelper}
 * @param {Element} panelElement
 * @param {function(Element, Event):Element|undefined} getAnchor
 * @param {function(Element, function(WebInspector.RemoteObject, boolean, Element=):undefined, string):undefined} queryObject
 * @param {function()=} onHide
 * @param {boolean=} disableOnClick
 */
WebInspector.ObjectPopoverHelper = function(panelElement, getAnchor, queryObject, onHide, disableOnClick)
{
    WebInspector.PopoverHelper.call(this, panelElement, getAnchor, this._showObjectPopover.bind(this), this._onHideObjectPopover.bind(this), disableOnClick);
    this._queryObject = queryObject;
    this._onHideCallback = onHide;
    this._popoverObjectGroup = "popover";
    panelElement.addEventListener("scroll", this.hidePopover.bind(this), true);
};

WebInspector.ObjectPopoverHelper.prototype = {
    /**
     * @param {Element} element
     * @param {WebInspector.Popover} popover
     */
    _showObjectPopover: function(element, popover)
    {
        /**
         * @param {WebInspector.RemoteObject} result
         * @param {boolean} wasThrown
         * @param {Element=} anchorOverride
         */
        function showObjectPopover(result, wasThrown, anchorOverride)
        {
            if (popover.disposed)
                return;
            if (wasThrown) {
                this.hidePopover();
                return;
            }

            var anchorElement = anchorOverride || element;

            var popoverContentElement = null;
            if (result.type !== "object") {
                popoverContentElement = document.createElement("span");
                popoverContentElement.className = "monospace console-formatted-" + result.type;
                popoverContentElement.style.whiteSpace = "pre";
                popoverContentElement.textContent = result.description;
                if (result.type === "function") {
                    function didGetDetails(error, response)
                    {
                        if (error) {
                            console.error(error);
                            return;
                        }
                        var container = document.createElement("div");
                        container.style.display = "inline-block";

                        var title = container.createChild("div", "function-popover-title source-code");
                        var functionName = title.createChild("span", "function-name");
                        functionName.textContent = response.name || response.inferredName || response.displayName || WebInspector.UIString("(anonymous function)");

                        this._linkifier = new WebInspector.Linkifier();
                        var rawLocation = /** @type {WebInspector.DebuggerModel.Location} */ response.location;
                        var link = this._linkifier.linkifyRawLocation(rawLocation, "function-location-link");
                        if (link)
                            title.appendChild(link);

                        container.appendChild(popoverContentElement);

                        popover.show(container, anchorElement);
                    }
                    DebuggerAgent.getFunctionDetails(result.objectId, didGetDetails.bind(this));
                    return;
                }
                if (result.type === "string")
                    popoverContentElement.textContent = "\"" + popoverContentElement.textContent + "\"";
                popover.show(popoverContentElement, anchorElement);
            } else {
                popoverContentElement = document.createElement("div");

                this._titleElement = document.createElement("div");
                this._titleElement.className = "source-frame-popover-title monospace";
                this._titleElement.textContent = result.description;
                popoverContentElement.appendChild(this._titleElement);

                var section = new WebInspector.ObjectPropertiesSection(result);
                // For HTML DOM wrappers, append "#id" to title, if not empty.
                if (result.description.substr(0, 4) === "HTML") {
                    this._sectionUpdateProperties = section.updateProperties.bind(section);
                    section.updateProperties = this._updateHTMLId.bind(this);
                }
                section.expanded = true;
                section.element.addStyleClass("source-frame-popover-tree");
                section.headerElement.addStyleClass("hidden");
                popoverContentElement.appendChild(section.element);

                const popoverWidth = 300;
                const popoverHeight = 250;
                popover.show(popoverContentElement, anchorElement, popoverWidth, popoverHeight);
            }
        }
        this._queryObject(element, showObjectPopover.bind(this), this._popoverObjectGroup);
    },

    _onHideObjectPopover: function()
    {
        if (this._linkifier) {
            this._linkifier.reset();
            delete this._linkifier;
        }
        if (this._onHideCallback)
            this._onHideCallback();
        RuntimeAgent.releaseObjectGroup(this._popoverObjectGroup);
    },

    _updateHTMLId: function(properties, rootTreeElementConstructor, rootPropertyComparer)
    {
        for (var i = 0; i < properties.length; ++i) {
            if (properties[i].name === "id") {
                if (properties[i].value.description)
                    this._titleElement.textContent += "#" + properties[i].value.description;
                break;
            }
        }
        this._sectionUpdateProperties(properties, rootTreeElementConstructor, rootPropertyComparer);
    }
}

WebInspector.ObjectPopoverHelper.prototype.__proto__ = WebInspector.PopoverHelper.prototype;