Best Puppeteer-sharp code snippet using PuppeteerSharp.FrameManager.OnFrameDetached
FrameManager.cs
Source:FrameManager.cs
...42 case "Page.frameNavigated":43 OnFrameNavigated(((JObject)e.MessageData.frame).ToObject<FramePayload>());44 break;45 case "Page.frameDetached":46 OnFrameDetached(e.MessageData.frameId.ToString());47 break;48 case "Runtime.executionContextCreated":49 OnExecutionContextCreated(new ContextPayload(e.MessageData.context));50 break;51 case "Runtime.executionContextDestroyed":52 OnExecutionContextDestroyed((int)e.MessageData.executionContextId);53 break;54 case "Runtime.executionContextsCleared":55 OnExecutionContextsCleared();56 break;57 case "Page.lifecycleEvent":58 OnLifeCycleEvent(e);59 break;60 default:61 break;62 }63 }64 private void OnLifeCycleEvent(MessageEventArgs e)65 {66 if (Frames.ContainsKey(e.MessageData.frameId.ToString()))67 {68 Frame frame = Frames[e.MessageData.frameId.ToString()];69 frame.OnLifecycleEvent(e.MessageData.loaderId.ToString(), e.MessageData.name.ToString());70 LifecycleEvent?.Invoke(this, new FrameEventArgs(frame));71 }72 }73 private void OnExecutionContextsCleared()74 {75 foreach (var context in _contextIdToContext.Values)76 {77 RemoveContext(context);78 }79 _contextIdToContext.Clear();80 }81 private void OnExecutionContextDestroyed(int executionContextId)82 {83 _contextIdToContext.TryGetValue(executionContextId, out var context);84 if (context != null)85 {86 _contextIdToContext.Remove(executionContextId);87 RemoveContext(context);88 }89 }90 public JSHandle CreateJsHandle(int contextId, dynamic remoteObject)91 {92 _contextIdToContext.TryGetValue(contextId, out var storedContext);93 if (storedContext == null)94 {95 _logger.LogError("INTERNAL ERROR: missing context with id = {ContextId}", contextId);96 }97 if (remoteObject.subtype == "node")98 {99 return new ElementHandle(storedContext, _client, remoteObject, _page);100 }101 return new JSHandle(storedContext, _client, remoteObject);102 }103 private void OnExecutionContextCreated(ContextPayload contextPayload)104 {105 var context = new ExecutionContext(_client, contextPayload,106 remoteObject => CreateJsHandle(contextPayload.Id, remoteObject));107 _contextIdToContext[contextPayload.Id] = context;108 var frame = !string.IsNullOrEmpty(context.FrameId) ? Frames[context.FrameId] : null;109 if (frame != null && context.IsDefault)110 {111 frame.SetDefaultContext(context);112 }113 }114 private void OnFrameDetached(string frameId)115 {116 if (Frames.ContainsKey(frameId))117 {118 RemoveFramesRecursively(Frames[frameId]);119 }120 }121 private void OnFrameNavigated(FramePayload framePayload)122 {123 var isMainFrame = string.IsNullOrEmpty(framePayload.ParentId);124 var frame = isMainFrame ? MainFrame : Frames[framePayload.Id];125 Contract.Assert(isMainFrame || frame != null, "We either navigate top level or have old version of the navigated frame");126 // Detach all child frames first.127 if (frame != null)128 {...
LifecycleWatcher.cs
Source:LifecycleWatcher.cs
...50 _lifecycleTaskWrapper = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);51 _terminationTaskWrapper = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);52 frameManager.LifecycleEvent += FrameManager_LifecycleEvent;53 frameManager.FrameNavigatedWithinDocument += NavigatedWithinDocument;54 frameManager.FrameDetached += OnFrameDetached;55 frameManager.NetworkManager.Request += OnRequest;56 frameManager.Client.Disconnected += OnClientDisconnected;57 CheckLifecycleComplete();58 }59 #region Properties60 public Task<Task> NavigationTask { get; internal set; }61 public Task<bool> SameDocumentNavigationTask => _sameDocumentNavigationTaskWrapper.Task;62 public Task<bool> NewDocumentNavigationTask => _newDocumentNavigationTaskWrapper.Task;63 public Response NavigationResponse => _navigationRequest?.Response;64 public Task TimeoutOrTerminationTask65 => _terminationTaskWrapper.Task.WithTimeout(_timeout);66 public Task LifecycleTask => _lifecycleTaskWrapper.Task;67 #endregion68 #region Private methods69 private void OnClientDisconnected(object sender, EventArgs e)70 => Terminate(new TargetClosedException("Navigation failed because browser has disconnected!", _frameManager.Client.CloseReason));71 void FrameManager_LifecycleEvent(object sender, FrameEventArgs e) => CheckLifecycleComplete();7273 private void OnFrameDetached(object sender, FrameEventArgs e)74 {75 var frame = e.Frame;76 if (_frame == frame)77 {78 Terminate(new PuppeteerException("Navigating frame was detached"));79 return;80 }81 CheckLifecycleComplete();82 }83 private void CheckLifecycleComplete()84 {85 // We expect navigation to commit.86 if (!CheckLifecycle(_frame, _expectedLifecycle))87 {88 return;89 }90 _lifecycleTaskWrapper.TrySetResult(true);91 if (_frame.LoaderId == _initialLoaderId && !_hasSameDocumentNavigation)92 {93 return;94 }95 if (_hasSameDocumentNavigation)96 {97 _sameDocumentNavigationTaskWrapper.TrySetResult(true);98 }99 if (_frame.LoaderId != _initialLoaderId)100 {101 _newDocumentNavigationTaskWrapper.TrySetResult(true);102 }103 }104 private void Terminate(PuppeteerException ex) => _terminationTaskWrapper.TrySetException(ex);105 private void OnRequest(object sender, RequestEventArgs e)106 {107 if (e.Request.Frame != _frame || !e.Request.IsNavigationRequest)108 {109 return;110 }111 _navigationRequest = e.Request;112 }113 private void NavigatedWithinDocument(object sender, FrameEventArgs e)114 {115 if (e.Frame != _frame)116 {117 return;118 }119 _hasSameDocumentNavigation = true;120 CheckLifecycleComplete();121 }122 private bool CheckLifecycle(Frame frame, IEnumerable<string> expectedLifecycle)123 {124 foreach (var item in expectedLifecycle)125 {126 if (!frame.LifecycleEvents.Contains(item))127 {128 return false;129 }130 }131 foreach (var child in frame.ChildFrames)132 {133 if (!CheckLifecycle(child, expectedLifecycle))134 {135 return false;136 }137 }138 return true;139 }140 public void Dispose() => Dispose(true);141 ~LifecycleWatcher() => Dispose(false);142 public void Dispose(bool disposing)143 {144 _frameManager.LifecycleEvent -= FrameManager_LifecycleEvent;145 _frameManager.FrameNavigatedWithinDocument -= NavigatedWithinDocument;146 _frameManager.FrameDetached -= OnFrameDetached;147 _frameManager.NetworkManager.Request -= OnRequest;148 _frameManager.Client.Disconnected -= OnClientDisconnected;149 }150 #endregion151 }152}...
NavigatorWatcher.cs
Source:NavigatorWatcher.cs
...53 _timeout = timeout;54 _hasSameDocumentNavigation = false;55 frameManager.LifecycleEvent += CheckLifecycleComplete;56 frameManager.FrameNavigatedWithinDocument += NavigatedWithinDocument;57 frameManager.FrameDetached += OnFrameDetached;58 networkManager.Request += OnRequest;59 Connection.FromSession(client).Closed += (sender, e)60 => Terminate(new TargetClosedException("Navigation failed because browser has disconnected!"));61 _sameDocumentNavigationTaskWrapper = new TaskCompletionSource<bool>();62 _newDocumentNavigationTaskWrapper = new TaskCompletionSource<bool>();63 _terminationTaskWrapper = new TaskCompletionSource<bool>();64 _timeoutTask = TaskHelper.CreateTimeoutTask(timeout);65 }66 #region Properties67 public Task<Task> NavigationTask { get; internal set; }68 public Task<bool> SameDocumentNavigationTask => _sameDocumentNavigationTaskWrapper.Task;69 public Task<bool> NewDocumentNavigationTask => _newDocumentNavigationTaskWrapper.Task;70 public Response NavigationResponse => _navigationRequest?.Response;71 public Task<Task> TimeoutOrTerminationTask => Task.WhenAny(_timeoutTask, _terminationTaskWrapper.Task);72 #endregion73 #region Private methods74 private void OnFrameDetached(object sender, FrameEventArgs e)75 {76 var frame = e.Frame;77 if (_frame == frame)78 {79 Terminate(new PuppeteerException("Navigating frame was detached"));80 return;81 }82 CheckLifecycleComplete(sender, e);83 }84 private void CheckLifecycleComplete(object sender, FrameEventArgs e)85 {86 // We expect navigation to commit.87 if (_frame.LoaderId == _initialLoaderId && !_hasSameDocumentNavigation)88 {...
OnFrameDetached
Using AI Code Generation
1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5 {6 static async Task Main(string[] args)7 {8 var browser = await Puppeteer.LaunchAsync(new LaunchOptions9 {10 Args = new string[] { "--no-sandbox" }11 });12 var page = await browser.NewPageAsync();13 await page.WaitForSelectorAsync("input[title='Search']");14 var frame = await page.FrameAsync("frame1");15 frame.OnFrameDetached += (sender, e) =>16 {17 Console.WriteLine("Frame detached");18 };19 await page.EvaluateFunctionAsync("() => document.querySelector('iframe').remove()");20 await browser.CloseAsync();21 }22 }23}24using PuppeteerSharp;25using System;26using System.Threading.Tasks;27{28 {29 static async Task Main(string[] args)30 {31 var browser = await Puppeteer.LaunchAsync(new LaunchOptions32 {33 Args = new string[] { "--no-sandbox" }34 });35 var page = await browser.NewPageAsync();36 await page.WaitForSelectorAsync("input[title='Search']");37 var frame = await page.FrameAsync("frame1");38 frame.OnFrameNavigated += (sender, e) =>39 {40 Console.WriteLine("Frame navigated");41 };42 await browser.CloseAsync();43 }44 }45}46using PuppeteerSharp;47using System;48using System.Threading.Tasks;49{50 {51 static async Task Main(string[] args)52 {53 var browser = await Puppeteer.LaunchAsync(new LaunchOptions54 {55 Args = new string[] { "--no-sandbox" }56 });57 var page = await browser.NewPageAsync();
OnFrameDetached
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);9 using (var browser = await Puppeteer.LaunchAsync(new LaunchOptions { Headless = false }))10 {11 var page = await browser.NewPageAsync();12 page.FrameManager.FrameAttached += FrameManager_FrameAttached;13 page.FrameManager.FrameDetached += FrameManager_FrameDetached;14 Console.ReadLine();15 }16 }17 private static void FrameManager_FrameDetached(object sender, FrameEventArgs e)18 {19 Console.WriteLine("Frame Detached: " + e.Frame.Url);20 }21 private static void FrameManager_FrameAttached(object sender, FrameEventArgs e)22 {23 Console.WriteLine("Frame Attached: " + e.Frame.Url);24 }25 }26}
OnFrameDetached
Using AI Code Generation
1var browser = await Puppeteer.LaunchAsync(new LaunchOptions2{3 Args = new string[] { "--no-sandbox" }4});5var page = await browser.NewPageAsync();6await page.WaitForSelectorAsync("input[name=q]");7await page.TypeAsync("input[name=q]", "Puppeteer");8await page.ClickAsync("input[value='Google Search']");9await page.WaitForSelectorAsync("h3");10var frames = page.MainFrame.ChildFrames;11foreach (var frame in frames)12{13 frame.FrameManager.FrameDetached += FrameManager_FrameDetached;14}15await page.ScreenshotAsync("2.png");16await browser.CloseAsync();17private static void FrameManager_FrameDetached(object sender, PuppeteerSharp.FrameEventArgs e)18{19 Console.WriteLine("Frame Detached");20}
OnFrameDetached
Using AI Code Generation
1var browser = await Puppeteer.LaunchAsync(new LaunchOptions2{3});4var page = await browser.NewPageAsync();5await page.WaitForSelectorAsync("input[title='Search']");6var frame = await page.FrameAsync("frameName");7await frame.EvaluateFunctionAsync(@"function() { 8 window.addEventListener('frameDetached', function(event) {9 console.log(event);10 });11}");12await page.EvaluateFunctionAsync(@"function() {13 document.querySelector('input[title='Search']').remove();14}");15await browser.CloseAsync();16var browser = await Puppeteer.LaunchAsync(new LaunchOptions17{18});19var page = await browser.NewPageAsync();20await page.WaitForSelectorAsync("input[title='Search']");21var frame = await page.FrameAsync("frameName");22frame.FrameDetached += (sender, e) =>23{24 Console.WriteLine("frame detached");25};26await page.EvaluateFunctionAsync(@"function() {27 document.querySelector('input[title='Search']').remove();28}");29await browser.CloseAsync();
OnFrameDetached
Using AI Code Generation
1var browser = await Puppeteer.LaunchAsync(new LaunchOptions2{3});4var page = await browser.NewPageAsync();5await page.WaitForSelectorAsync("input[name='q']");6await page.TypeAsync("input[name='q']", "Puppeteer");7await page.Keyboard.PressAsync("Enter");8await page.WaitForNavigationAsync();9var results = await page.QuerySelectorAllAsync("div.g");10Console.WriteLine(results.Length);11await browser.CloseAsync();12var browser = await Puppeteer.LaunchAsync(new LaunchOptions13{14});15var page = await browser.NewPageAsync();16await page.WaitForSelectorAsync("input[name='q']");17await page.TypeAsync("input[name='q']", "Puppeteer");18await page.Keyboard.PressAsync("Enter");19await page.WaitForNavigationAsync();20var results = await page.QuerySelectorAllAsync("div.g");21Console.WriteLine(results.Length);22await browser.CloseAsync();23var browser = await Puppeteer.LaunchAsync(new LaunchOptions24{25});26var page = await browser.NewPageAsync();27await page.WaitForSelectorAsync("input[name='q']");28await page.TypeAsync("input[name='q']", "Puppeteer");29await page.Keyboard.PressAsync("Enter");30await page.WaitForNavigationAsync();31var results = await page.QuerySelectorAllAsync("div.g");32Console.WriteLine(results.Length);33await browser.CloseAsync();34var browser = await Puppeteer.LaunchAsync(new LaunchOptions35{36});37var page = await browser.NewPageAsync();38await page.WaitForSelectorAsync("input[name='q']");39await page.TypeAsync("input[name='q']", "Puppeteer");40await page.Keyboard.PressAsync("Enter");41await page.WaitForNavigationAsync();42var results = await page.QuerySelectorAllAsync("div.g");43Console.WriteLine(results.Length);44await browser.CloseAsync();
OnFrameDetached
Using AI Code Generation
1var frameManager = page.FrameManager;2frameManager.OnFrameDetached += (sender, e) => Console.WriteLine("frame detached from page");3var frameManager = page.FrameManager;4frameManager.OnFrameNavigated += (sender, e) => Console.WriteLine("frame navigated within page");5var frameManager = page.FrameManager;6frameManager.OnFrameNavigatedWithinDocument += (sender, e) => Console.WriteLine("frame navigated within document");7var frameManager = page.FrameManager;8frameManager.OnFrameAttached += (sender, e) => Console.WriteLine("frame attached to page");9var frameManager = page.FrameManager;10frameManager.OnFrameDetached += (sender, e) => Console.WriteLine("frame detached from page");11var frameManager = page.FrameManager;12frameManager.OnFrameNavigated += (sender, e) => Console.WriteLine("frame navigated within page");13var frameManager = page.FrameManager;14frameManager.OnFrameNavigatedWithinDocument += (sender, e) => Console.WriteLine("frame navigated within document");15var frameManager = page.FrameManager;16frameManager.OnFrameAttached += (sender, e) => Console.WriteLine("frame attached to page");17var frameManager = page.FrameManager;18frameManager.OnFrameDetached += (sender, e) => Console.WriteLine("frame detached from page");19var frameManager = page.FrameManager;
OnFrameDetached
Using AI Code Generation
1await Page.FrameManager.OnFrameDetached += (sender, args) =>2{3 Console.WriteLine("Frame Detached");4};5await Page.FrameManager.OnFrameAttached += (sender, args) =>6{7 Console.WriteLine("Frame Attached");8};
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