How to use DomDescribeNodeResponse class of PuppeteerSharp.Messaging package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Messaging.DomDescribeNodeResponse

ElementHandle.cs

Source:ElementHandle.cs

...203            {204                throw new PuppeteerException("Multiple file uploads only work with <input type=file multiple>");205            }206            var objectId = RemoteObject.ObjectId;207            var node = await Client.SendAsync<DomDescribeNodeResponse>("DOM.describeNode", new DomDescribeNodeRequest208            {209                ObjectId = RemoteObject.ObjectId210            }).ConfigureAwait(false);211            var backendNodeId = node.Node.BackendNodeId;212            if (!filePaths.Any() || filePaths == null)213            {214                await EvaluateFunctionAsync(@"(element) => {215                    element.files = new DataTransfer().files;216                    // Dispatch events for this case because it should behave akin to a user action.217                    element.dispatchEvent(new Event('input', { bubbles: true }));218                    element.dispatchEvent(new Event('change', { bubbles: true }));219                }").ConfigureAwait(false);220            }221            else222            {223                var files = resolveFilePaths ? filePaths.Select(Path.GetFullPath).ToArray() : filePaths;224                CheckForFileAccess(files);225                await Client.SendAsync("DOM.setFileInputFiles", new DomSetFileInputFilesRequest226                {227                    ObjectId = objectId,228                    Files = files,229                    BackendNodeId = backendNodeId230                }).ConfigureAwait(false);231            }232        }233        private void CheckForFileAccess(string[] files)234        {235            foreach (var file in files)236            {237                try238                {239                    File.Open(file, FileMode.Open).Dispose();240                }241                catch (Exception ex)242                {243                    throw new PuppeteerException($"{files} does not exist or is not readable", ex);244                }245            }246        }247        /// <summary>248        /// Scrolls element into view if needed, and then uses <see cref="Touchscreen.TapAsync(decimal, decimal)"/> to tap in the center of the element.249        /// </summary>250        /// <exception cref="PuppeteerException">if the element is detached from DOM</exception>251        /// <returns>Task which resolves when the element is successfully tapped</returns>252        public async Task TapAsync()253        {254            await ScrollIntoViewIfNeededAsync().ConfigureAwait(false);255            var (x, y) = await ClickablePointAsync().ConfigureAwait(false);256            await Page.Touchscreen.TapAsync(x, y).ConfigureAwait(false);257        }258        /// <summary>259        /// Calls <c>focus</c> <see href="https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/focus"/> on the element.260        /// </summary>261        /// <returns>Task</returns>262        public Task FocusAsync() => EvaluateFunctionAsync("element => element.focus()");263        /// <summary>264        /// Focuses the element, and sends a <c>keydown</c>, <c>keypress</c>/<c>input</c>, and <c>keyup</c> event for each character in the text.265        /// </summary>266        /// <param name="text">A text to type into a focused element</param>267        /// <param name="options">type options</param>268        /// <remarks>269        /// To press a special key, like <c>Control</c> or <c>ArrowDown</c> use <see cref="ElementHandle.PressAsync(string, PressOptions)"/>270        /// </remarks>271        /// <example>272        /// <code>273        /// elementHandle.TypeAsync("#mytextarea", "Hello"); // Types instantly274        /// elementHandle.TypeAsync("#mytextarea", "World", new TypeOptions { Delay = 100 }); // Types slower, like a user275        /// </code>276        /// An example of typing into a text field and then submitting the form:277        /// <code>278        /// var elementHandle = await page.GetElementAsync("input");279        /// await elementHandle.TypeAsync("some text");280        /// await elementHandle.PressAsync("Enter");281        /// </code>282        /// </example>283        /// <returns>Task</returns>284        public async Task TypeAsync(string text, TypeOptions options = null)285        {286            await FocusAsync().ConfigureAwait(false);287            await Page.Keyboard.TypeAsync(text, options).ConfigureAwait(false);288        }289        /// <summary>290        /// Focuses the element, and then uses <see cref="Keyboard.DownAsync(string, DownOptions)"/> and <see cref="Keyboard.UpAsync(string)"/>.291        /// </summary>292        /// <param name="key">Name of key to press, such as <c>ArrowLeft</c>. See <see cref="KeyDefinitions"/> for a list of all key names.</param>293        /// <param name="options">press options</param>294        /// <remarks>295        /// If <c>key</c> is a single character and no modifier keys besides <c>Shift</c> are being held down, a <c>keypress</c>/<c>input</c> event will also be generated. The <see cref="DownOptions.Text"/> option can be specified to force an input event to be generated.296        /// </remarks>297        /// <returns></returns>298        public async Task PressAsync(string key, PressOptions options = null)299        {300            await FocusAsync().ConfigureAwait(false);301            await Page.Keyboard.PressAsync(key, options).ConfigureAwait(false);302        }303        /// <summary>304        /// The method runs <c>element.querySelector</c> within the page. If no element matches the selector, the return value resolve to <c>null</c>.305        /// </summary>306        /// <param name="selector">A selector to query element for</param>307        /// <returns>Task which resolves to <see cref="ElementHandle"/> pointing to the frame element</returns>308        public async Task<ElementHandle> QuerySelectorAsync(string selector)309        {310            var handle = await EvaluateFunctionHandleAsync(311                "(element, selector) => element.querySelector(selector)",312                selector).ConfigureAwait(false);313            if (handle is ElementHandle element)314            {315                return element;316            }317            await handle.DisposeAsync().ConfigureAwait(false);318            return null;319        }320        /// <summary>321        /// Runs <c>element.querySelectorAll</c> within the page. If no elements match the selector, the return value resolve to <see cref="Array.Empty{T}"/>.322        /// </summary>323        /// <param name="selector">A selector to query element for</param>324        /// <returns>Task which resolves to ElementHandles pointing to the frame elements</returns>325        public async Task<ElementHandle[]> QuerySelectorAllAsync(string selector)326        {327            var arrayHandle = await EvaluateFunctionHandleAsync(328                "(element, selector) => element.querySelectorAll(selector)",329                selector).ConfigureAwait(false);330            var properties = await arrayHandle.GetPropertiesAsync().ConfigureAwait(false);331            await arrayHandle.DisposeAsync().ConfigureAwait(false);332            return properties.Values.OfType<ElementHandle>().ToArray();333        }334        /// <summary>335        /// A utility function to be used with <see cref="PuppeteerHandleExtensions.EvaluateFunctionAsync{T}(Task{JSHandle}, string, object[])"/>336        /// </summary>337        /// <param name="selector">A selector to query element for</param>338        /// <returns>Task which resolves to a <see cref="JSHandle"/> of <c>document.querySelectorAll</c> result</returns>339        public Task<JSHandle> QuerySelectorAllHandleAsync(string selector)340            => ExecutionContext.EvaluateFunctionHandleAsync(341                "(element, selector) => Array.from(element.querySelectorAll(selector))", this, selector);342        /// <summary>343        /// Evaluates the XPath expression relative to the elementHandle. If there's no such element, the method will resolve to <c>null</c>.344        /// </summary>345        /// <param name="expression">Expression to evaluate <see href="https://developer.mozilla.org/en-US/docs/Web/API/Document/evaluate"/></param>346        /// <returns>Task which resolves to an array of <see cref="ElementHandle"/></returns>347        public async Task<ElementHandle[]> XPathAsync(string expression)348        {349            var arrayHandle = await ExecutionContext.EvaluateFunctionHandleAsync(350                @"(element, expression) => {351                    const document = element.ownerDocument || element;352                    const iterator = document.evaluate(expression, element, null, XPathResult.ORDERED_NODE_ITERATOR_TYPE);353                    const array = [];354                    let item;355                    while ((item = iterator.iterateNext()))356                        array.push(item);357                    return array;358                }",359                this,360                expression).ConfigureAwait(false);361            var properties = await arrayHandle.GetPropertiesAsync().ConfigureAwait(false);362            await arrayHandle.DisposeAsync().ConfigureAwait(false);363            return properties.Values.OfType<ElementHandle>().ToArray();364        }365        /// <summary>366        /// This method returns the bounding box of the element (relative to the main frame),367        /// or null if the element is not visible.368        /// </summary>369        /// <returns>The BoundingBox task.</returns>370        public async Task<BoundingBox> BoundingBoxAsync()371        {372            var result = await GetBoxModelAsync().ConfigureAwait(false);373            if (result == null)374            {375                return null;376            }377            var quad = result.Model.Border;378            var x = new[] { quad[0], quad[2], quad[4], quad[6] }.Min();379            var y = new[] { quad[1], quad[3], quad[5], quad[7] }.Min();380            var width = new[] { quad[0], quad[2], quad[4], quad[6] }.Max() - x;381            var height = new[] { quad[1], quad[3], quad[5], quad[7] }.Max() - y;382            return new BoundingBox(x, y, width, height);383        }384        /// <summary>385        /// returns boxes of the element, or <c>null</c> if the element is not visible. Box points are sorted clock-wise.386        /// </summary>387        /// <returns>Task BoxModel task.</returns>388        public async Task<BoxModel> BoxModelAsync()389        {390            var result = await GetBoxModelAsync().ConfigureAwait(false);391            return result == null392                ? null393                : new BoxModel394                {395                    Content = FromProtocolQuad(result.Model.Content),396                    Padding = FromProtocolQuad(result.Model.Padding),397                    Border = FromProtocolQuad(result.Model.Border),398                    Margin = FromProtocolQuad(result.Model.Margin),399                    Width = result.Model.Width,400                    Height = result.Model.Height401                };402        }403        /// <summary>404        ///Content frame for element handles referencing iframe nodes, or null otherwise.405        /// </summary>406        /// <returns>Resolves to the content frame</returns>407        public async Task<Frame> ContentFrameAsync()408        {409            var nodeInfo = await Client.SendAsync<DomDescribeNodeResponse>("DOM.describeNode", new DomDescribeNodeRequest410            {411                ObjectId = RemoteObject.ObjectId412            }).ConfigureAwait(false);413            return string.IsNullOrEmpty(nodeInfo.Node.FrameId) ? null : await _frameManager.GetFrameAsync(nodeInfo.Node.FrameId).ConfigureAwait(false);414        }415        /// <summary>416        /// Evaluates if the element is visible in the current viewport.417        /// </summary>418        /// <returns>A task which resolves to true if the element is visible in the current viewport.</returns>419        public Task<bool> IsIntersectingViewportAsync()420            => ExecutionContext.EvaluateFunctionAsync<bool>(421                @"async element =>422                {423                    const visibleRatio = await new Promise(resolve =>...

ExecutionContext.cs

Source:ExecutionContext.cs

...219            if (World == null)220            {221                throw new PuppeteerException("Cannot adopt handle without DOMWorld");222            }223            var nodeInfo = await _client.SendAsync<DomDescribeNodeResponse>("DOM.describeNode", new DomDescribeNodeRequest224            {225                ObjectId = elementHandle.RemoteObject.ObjectId226            }).ConfigureAwait(false);227            var obj = await _client.SendAsync<DomResolveNodeResponse>("DOM.resolveNode", new DomResolveNodeRequest228            {229                BackendNodeId = nodeInfo.Node.BackendNodeId,230                ExecutionContextId = _contextId231            }).ConfigureAwait(false);232            return CreateJSHandle(obj.Object) as ElementHandle;233        }234    }235}...

Accessibility.cs

Source:Accessibility.cs

...33            var nodes = response.Nodes;34            int? backendNodeId = null;35            if (options?.Root != null)36            {37                var node = await _client.SendAsync<DomDescribeNodeResponse>("DOM.describeNode", new DomDescribeNodeRequest38                {39                    ObjectId = options.Root.RemoteObject.ObjectId40                }).ConfigureAwait(false);41                backendNodeId = node.Node.BackendNodeId;42            }43            var defaultRoot = AXNode.CreateTree(nodes);44            var needle = defaultRoot;45            if (backendNodeId.HasValue)46            {47                needle = defaultRoot.Find(node => node.Payload.BackendDOMNodeId == backendNodeId);48                if (needle == null)49                {50                    return null;51                }...

DomDescribeNodeResponse.cs

Source:DomDescribeNodeResponse.cs

1ï»¿using System;2using Newtonsoft.Json;3namespace PuppeteerSharp.Messaging4{5    internal class DomDescribeNodeResponse6    {7        [JsonProperty("node")]8        public DomNode Node { get; set; }9        internal class DomNode10        {11            [JsonProperty("frameId")]12            public string FrameId { get; set; }13        }14    }15}...

DomDescribeNodeResponse

Using AI Code Generation

1using PuppeteerSharp.Messaging;2using System;3using System.Collections.Generic;4using System.Linq;5using System.Text;6using System.Threading.Tasks;7{8{9static void Main(string[] args)10{11var response = new DomDescribeNodeResponse();12response.Node = new PuppeteerSharp.Messaging.Node();13response.Node.Attributes = new List<Attribute>();14response.Node.Attributes.Add(new Attribute() { Name = "class", Value = "test" });15response.Node.Children = new List<int>();16response.Node.Children.Add(1);17response.Node.Children.Add(2);18response.Node.Children.Add(3);19response.Node.Children.Add(4);20response.Node.Children.Add(5);21response.Node.Children.Add(6);22response.Node.Children.Add(7);23response.Node.Children.Add(8);24response.Node.Children.Add(9);25response.Node.Children.Add(10);26response.Node.Children.Add(11);27response.Node.Children.Add(12);28response.Node.Children.Add(13);29response.Node.Children.Add(14);30response.Node.Children.Add(15);31response.Node.Children.Add(16);32response.Node.Children.Add(17);33response.Node.Children.Add(18);34response.Node.Children.Add(19);35response.Node.Children.Add(20);36response.Node.Children.Add(21);37response.Node.Children.Add(22);38response.Node.Children.Add(23);39response.Node.Children.Add(24);40response.Node.Children.Add(25);41response.Node.Children.Add(26);42response.Node.Children.Add(27);43response.Node.Children.Add(28);44response.Node.Children.Add(29);45response.Node.Children.Add(30);46response.Node.Children.Add(31);47response.Node.Children.Add(32);48response.Node.Children.Add(33);49response.Node.Children.Add(34);50response.Node.Children.Add(35);51response.Node.Children.Add(36);52response.Node.Children.Add(37);53response.Node.Children.Add(38);54response.Node.Children.Add(39);55response.Node.Children.Add(40);56response.Node.Children.Add(41);57response.Node.Children.Add(42);58response.Node.Children.Add(43);59response.Node.Children.Add(44);60response.Node.Children.Add(45);61response.Node.Children.Add(46);62response.Node.Children.Add(47);63response.Node.Children.Add(48);64response.Node.Children.Add(49);65response.Node.Children.Add(50);66response.Node.Children.Add(51);67response.Node.Children.Add(52);68response.Node.Children.Add(53);69response.Node.Children.Add(54);

DomDescribeNodeResponse

Using AI Code Generation

1var response = await client.SendAsync(new DomDescribeNodeRequest2{3});4var response = await client.SendAsync(new DomDescribeNodeRequest5{6});7var response = await client.SendAsync(new DomDescribeNodeRequest8{9});10var response = await client.SendAsync(new DomDescribeNodeRequest11{12});13var response = await client.SendAsync(new DomDescribeNodeRequest14{15});16var response = await client.SendAsync(new DomDescribeNodeRequest17{18});19var response = await client.SendAsync(new DomDescribeNodeRequest20{21});22var response = await client.SendAsync(new DomDescribeNodeRequest23{24});25var response = await client.SendAsync(new DomDescribeNodeRequest26{27});28var response = await client.SendAsync(new DomDescribeNodeRequest29{30});31var response = await client.SendAsync(new DomDescribeNodeRequest32{33});34var response = await client.SendAsync(new DomDescribeNodeRequest35{36});

DomDescribeNodeResponse

Using AI Code Generation

1using PuppeteerSharp;2{3    {4        [JsonProperty("node")]5        public Node Node { get; set; }6    }7    {8        [JsonProperty("nodeId")]9        public int NodeId { get; set; }10        [JsonProperty("parentId")]11        public int ParentId { get; set; }12        [JsonProperty("backendNodeId")]13        public int BackendNodeId { get; set; }14        [JsonProperty("nodeType")]15        public int NodeType { get; set; }16        [JsonProperty("nodeName")]17        public string NodeName { get; set; }18        [JsonProperty("localName")]19        public string LocalName { get; set; }20        [JsonProperty("nodeValue")]21        public string NodeValue { get; set; }22        [JsonProperty("childNodeCount")]23        public int ChildNodeCount { get; set; }24        [JsonProperty("children")]25        public Node[] Children { get; set; }26        [JsonProperty("attributes")]27        public string[] Attributes { get; set; }28        [JsonProperty("documentURL")]29        public string DocumentURL { get; set; }30        [JsonProperty("baseURL")]31        public string BaseURL { get; set; }32        [JsonProperty("publicId")]33        public string PublicId { get; set; }34        [JsonProperty("systemId")]35        public string SystemId { get; set; }36        [JsonProperty("xmlVersion")]37        public string XmlVersion { get; set; }38        [JsonProperty("name")]39        public string Name { get; set; }40        [JsonProperty("value")]41        public string Value { get; set; }42        [JsonProperty("pseudoType")]43        public string PseudoType { get; set; }44        [JsonProperty("shadowRootType")]45        public string ShadowRootType { get; set; }46        [JsonProperty("frameId")]47        public string FrameId { get; set; }48        [JsonProperty("contentDocument")]49        public Node ContentDocument { get; set; }50        [JsonProperty("shadowRoots")]51        public Node[] ShadowRoots { get; set; }52        [JsonProperty("templateContent")]53        public Node TemplateContent { get; set; }54        [JsonProperty("pseudoElements")]55        public Node[] PseudoElements { get; set

DomDescribeNodeResponse

Using AI Code Generation

1using PuppeteerSharp;2using PuppeteerSharp.Messaging;3using System;4using System.Threading.Tasks;5{6    {7        static async Task Main(string[] args)8        {9            {10            };11            using (var browser = await Puppeteer.LaunchAsync(options))12            {13                using (var page = await browser.NewPageAsync())14                {15                    await page.WaitForSelectorAsync("input[name='q']");16                    var response = await page.GetNodeResponseAsync("input[name='q']");17                    Console.WriteLine(response);18                }19            }20        }21    }22}23using PuppeteerSharp;24using System;25using System.Threading.Tasks;26{27    {28        static async Task Main(string[] args)29        {30            {31            };32            using (var browser = await Puppeteer.LaunchAsync(options))33            {34                using (var page = await browser.NewPageAsync())35                {36                    await page.WaitForSelectorAsync("input[name='q']");37                    var response = await page.GetNodeResponseAsync("input[name='q']");38                    Console.WriteLine(response);39                }40            }41        }42    }43}

DomDescribeNodeResponse

Using AI Code Generation

1var response = await session.SendAsync("DOM.describeNode", new {nodeId = 1});2var node = response.ToObject<DomDescribeNodeResponse>();3Console.WriteLine(node.Node.NodeName);4var response = await session.SendAsync("DOM.describeNode", new {nodeId = 1});5var node = response.ToObject<DomDescribeNodeResponse>();6Console.WriteLine(node.Node.NodeName);

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