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How to use EmulationManager class of PuppeteerSharp package

Best Puppeteer-sharp code snippet using PuppeteerSharp.EmulationManager

Page.cs

Source:Page.cs

...31    [DebuggerDisplay("Page {Url}")]32    public class Page : IDisposable33    {34        private readonly TaskQueue _screenshotTaskQueue;35        private readonly EmulationManager _emulationManager;36        private readonly Dictionary<string, Delegate> _pageBindings;37        private readonly TaskCompletionSource<bool> _closeCompletedTcs = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);38        private TaskCompletionSource<bool> _sessionClosedTcs;39        private readonly TimeoutSettings _timeoutSettings;40        private static readonly Dictionary<string, decimal> _unitToPixels = new Dictionary<string, decimal> {41            {"px", 1},42            {"in", 96},43            {"cm", 37.8m},44            {"mm", 3.78m}45        };46        private Page(47            CDPSession client,48            Target target,49            TaskQueue screenshotTaskQueue)50        {51            Client = client;52            Target = target;53            Keyboard = new Keyboard(client);54            Mouse = new Mouse(client, Keyboard);55            Touchscreen = new Touchscreen(client, Keyboard);56            Coverage = new Coverage(client);57            //_fileChooserInterceptors = new ConcurrentDictionary<Guid, TaskCompletionSource<FileChooser>>();58            _timeoutSettings = new TimeoutSettings();59            _emulationManager = new EmulationManager(client);60            _pageBindings = new Dictionary<string, Delegate>();61            //_workers = new Dictionary<string, Worker>();62            Accessibility = new Accessibility(client);63            _screenshotTaskQueue = screenshotTaskQueue;64            _ = target.CloseTask.ContinueWith((arg) =>65            {66                try67                {68                    Close?.Invoke(this, EventArgs.Empty);69                }70                finally71                {72                    IsClosed = true;73                    _closeCompletedTcs.TrySetResult(true);...

EmulationManager.cs

Source:EmulationManager.cs

...3using PuppeteerSharp.Media;4using PuppeteerSharp.Messaging;5namespace PuppeteerSharp6{7    internal class EmulationManager8    {9        private readonly CDPSession _client;10        private bool _hasTouch;11        private bool _emulatingMobile;12        public EmulationManager(CDPSession client)13        {14            _client = client;15        }16        internal async Task<bool> EmulateViewport(ViewPortOptions viewport)17        {18            var mobile = viewport.IsMobile;19            var width = viewport.Width;20            var height = viewport.Height;21            var deviceScaleFactor = viewport.DeviceScaleFactor;22            var screenOrientation = viewport.IsLandscape ?23                new ScreenOrientation24                {25                    Angle = 90,26                    Type = ScreenOrientationType.LandscapePrimary...

EmulationManager

Using AI Code Generation

1var browserFetcher = new BrowserFetcher();2await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);3var browser = await Puppeteer.LaunchAsync(new LaunchOptions4{5    ExecutablePath = browserFetcher.GetExecutablePath(BrowserFetcher.DefaultRevision)6});7var page = await browser.NewPageAsync();8await page.ScreenshotAsync("test.png");9await browser.CloseAsync();10var browserFetcher = new BrowserFetcher();11await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);12var browser = await Puppeteer.LaunchAsync(new LaunchOptions13{14    ExecutablePath = browserFetcher.GetExecutablePath(BrowserFetcher.DefaultRevision)15});16var page = await browser.NewPageAsync();17await page.ScreenshotAsync("test.png");18await browser.CloseAsync();19var browserFetcher = new BrowserFetcher();20await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);21var browser = await Puppeteer.LaunchAsync(new LaunchOptions22{23    ExecutablePath = browserFetcher.GetExecutablePath(BrowserFetcher.DefaultRevision)24});25var page = await browser.NewPageAsync();26await page.ScreenshotAsync("test.png");27await browser.CloseAsync();28var browserFetcher = new BrowserFetcher();29await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);30var browser = await Puppeteer.LaunchAsync(new LaunchOptions31{32    ExecutablePath = browserFetcher.GetExecutablePath(BrowserFetcher.DefaultRevision)33});34var page = await browser.NewPageAsync();35await page.ScreenshotAsync("test.png");36await browser.CloseAsync();37var browserFetcher = new BrowserFetcher();38await browserFetcher.DownloadAsync(BrowserFetcher.DefaultRevision);

EmulationManager

Using AI Code Generation

1using PuppeteerSharp;2using System;3using System.Threading.Tasks;4{5    {6        static void Main(string[] args)7        {8            MainAsync().GetAwaiter().GetResult();9        }10        static async Task MainAsync()11        {12            {13                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",14                Args = new string[] { "--disable-gpu", "--no-sandbox" }15            };16            using (var browser = await Puppeteer.LaunchAsync(options))17            {18                using (var page = await browser.NewPageAsync())19                {20                    var title = await page.GetTitleAsync();21                    Console.WriteLine(title);22                }23            }24        }25    }26}27at PuppeteerSharp.Launcher.LaunchAsync(LaunchOptions options)28at PuppeteerSharpExample.Program.MainAsync()29{30    ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",31    Args = new string[] { "--disable-gpu", "--no-sandbox" }32};33at PuppeteerSharp.Launcher.LaunchAsync(LaunchOptions options)34at PuppeteerSharpExample.Program.MainAsync()35{36    ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",37    Args = new string[] { "--disable-gpu", "--no-sandbox", "--disable-dev-shm-usage" }38};39at PuppeteerSharp.Launcher.LaunchAsync(LaunchOptions options)40at PuppeteerSharpExample.Program.MainAsync()

EmulationManager

Using AI Code Generation

1using PuppeteerSharp;2{3    {4        static void Main(string[] args)5        {6            MainAsync(args).GetAwaiter().GetResult();7        }8        static async Task MainAsync(string[] args)9        {10            {11                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",12            };13            using (var browser = await Puppeteer.LaunchAsync(options))14            using (var page = await browser.NewPageAsync())15            {16                await page.ScreenshotAsync("google.png");17            }18        }19    }20}21using PuppeteerSharp;22{23    {24        static void Main(string[] args)25        {26            MainAsync(args).GetAwaiter().GetResult();27        }28        static async Task MainAsync(string[] args)29        {30            {31                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",32            };33            using (var browser = await Puppeteer.LaunchAsync(options))34            using (var page = await browser.NewPageAsync())35            {36                await page.ScreenshotAsync("google.png");37            }38        }39    }40}41using PuppeteerSharp;42{43    {44        static void Main(string[] args)45        {46            MainAsync(args).GetAwaiter().GetResult();47        }48        static async Task MainAsync(string[] args)49        {50            {51                ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",52            };53            using (var browser = await Puppeteer.LaunchAsync(options))54            using (var page = await browser.NewPageAsync())55            {

EmulationManager

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            Console.WriteLine("Hello World!");9            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);10            var browser = await Puppeteer.LaunchAsync(new LaunchOptions11            {12                Args = new string[] { "--start-maximized" }13            });14            var page = await browser.NewPageAsync();15            await page.ScreenshotAsync("google.png");16            await browser.CloseAsync();17        }18    }19}20using System;21using System.Threading.Tasks;22using PuppeteerSharp;23{24    {25        static async Task Main(string[] args)26        {27            Console.WriteLine("Hello World!");28            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);29            var browser = await Puppeteer.LaunchAsync(new LaunchOptions30            {31                Args = new string[] { "--start-maximized" }32            });33            var page = await browser.NewPageAsync();34            await page.ScreenshotAsync("google.png");35            await browser.CloseAsync();36        }37    }38}39using System;40using System.Threading.Tasks;41using PuppeteerSharp;42{43    {44        static async Task Main(string[] args)45        {46            Console.WriteLine("Hello World!");47            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);48            var browser = await Puppeteer.LaunchAsync(new LaunchOptions49            {50                Args = new string[] { "--start-maximized" }51            });52            var page = await browser.NewPageAsync();53            await page.ScreenshotAsync("google.png");54            await browser.CloseAsync();55        }56    }57}58using System;59using System.Threading.Tasks;60using PuppeteerSharp;

EmulationManager

Using AI Code Generation

1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5    {6        static async Task Main(string[] args)7        {8            var browser = await Puppeteer.LaunchAsync(new LaunchOptions9            {10            });11            var page = await browser.NewPageAsync();12            await page.EmulateAsync(new EmulationManager13            {14                UserAgent = "Mozilla/5.0 (iPhone; CPU iPhone OS 10_3_3 like Mac OS X) AppleWebKit/603.3.8 (KHTML, like Gecko) Version/10.0 Mobile/14G60 Safari/602.1",15                {16                }17            });18            await page.WaitForSelectorAsync("input[name='q']");19            await page.TypeAsync("input[name='q']", "puppeteer-sharp");20            await page.ScreenshotAsync("screenshot.png");21        }22    }23}24using System;25using System.Threading.Tasks;26using PuppeteerSharp;27{28    {29        static async Task Main(string[] args)30        {31            var browser = await Puppeteer.LaunchAsync(new LaunchOptions32            {33            });34            var page = await browser.NewPageAsync();35            await page.EmulateAsync(new EmulationManager

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