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How to use Keyboard class of PuppeteerSharp.Input package

Best Puppeteer-sharp code snippet using PuppeteerSharp.Input.Keyboard

WebScraper.cs

Source:WebScraper.cs

...146            SendKeysAsync(text).Wait();147        }148        private async Task SendKeysAsync(string text)149        {150            await m_page.Keyboard.TypeAsync(text);151        }152        /// <summary>153        /// Simulates moving the mouse on the page.154        ///155        /// Note: this does not move the system mouse.156        /// </summary>157        /// <param name="x">X coordinates to move mouse to.</param>158        /// <param name="y">Y coordinates to move mouse to.</param>159        public void MoveMouse(decimal x, decimal y)160        {161            MoveMouseAsync(x, y).Wait();162        }163        private async Task MoveMouseAsync(decimal x, decimal y)164        {...

Program.cs

Source:Program.cs

...37            await TypeFieldValue(page, userNameSelector, faceBookEmail, delay);38            //password39            var passwordSelector = "#pass";40            await TypeFieldValue(page, passwordSelector, faceBookPassword, delay);41            await page.Keyboard.PressAsync("Tab");42            await page.Keyboard.PressAsync("Enter");43            //var SearchInputSelector = "label.rq0escxv.a8c37x1j.a5nuqjux.l9j0dhe7.k4urcfbm input";44            //await page.WaitForSelectorAsync(SearchInputSelector);45            //await TypeFieldValueSearch(page, SearchInputSelector, "JavaScript, React, and Node.js", delay);46            //await page.ClickAsync("div.oajrlxb2.gs1a9yip");47            //await page.GoToAsync("https://www.facebook.com/search/top/?q=JavaScript%2C%20React%2C%20and%20Node.js");48            Thread.Sleep(1000);49            await page.GoToAsync("https://www.facebook.com/groups/javascript.react.node/");50            Thread.Sleep(10000);51            Func<Task> scroll = null;52            scroll = new Func<Task>(async () =>53            {54                await page.Keyboard.DownAsync("ArrowDown");55            });56            for (int i = 0; i < 20; i++)57            {58                Thread.Sleep(300);59                Console.WriteLine("scroll");60                await scroll();61            }62            var jscode = @"() => {63                                  const selectors = Array.from(document.querySelectorAll(`div.du4w35lb.k4urcfbm.l9j0dhe7.sjgh65i0`));                                                                                64                                  return selectors.map( t=> {return {content: t.innerHTML}});65                                  }";66            var results = await page.EvaluateFunctionAsync<Content[]>(jscode);67            List<Data> authorNamesAndText = new List<Data>();68            foreach (var result in results)69            {70                Data data = new Data();71                await page.SetContentAsync(result.content);72                Thread.Sleep(500);73                string content = "", content2 = "";74                var elementHandle = await page.QuerySelectorAsync("span.d2edcug0.hpfvmrgz.qv66sw1b.c1et5uql.lr9zc1uh.a8c37x1j.keod5gw0.nxhoafnm.aigsh9s9.d3f4x2em.fe6kdd0r.mau55g9w.c8b282yb.iv3no6db.jq4qci2q.a3bd9o3v.knj5qynh.m9osqain.hzawbc8m");75                if (elementHandle != null)76                {77                    try78                    {79                        content = await elementHandle.QuerySelectorAsync("span").EvaluateFunctionAsync<string>("node => node.innerText");80                    }81                    catch (Exception e1)82                    {83                        Console.WriteLine("error in getting content: " + e1.Message);84                    }85                }86                if (content != "")87                {88                    Thread.Sleep(500);89                    try90                    {91                        content2 = await page.QuerySelectorAsync("div.kvgmc6g5.cxmmr5t8.oygrvhab.hcukyx3x.c1et5uql.ii04i59q").EvaluateFunctionAsync<string>("node => node.innerText");92                    }93                    catch (Exception e2)94                    {95                        Console.WriteLine("error in getting content: " + e2.Message);96                    }97                    data.author = content;98                    data.posttext = content2;99                    authorNamesAndText.Add(data);100                }101            }102            //print author and post list103            foreach (Data ap in authorNamesAndText)104            {105                Console.WriteLine("Author: " + ap.author);106                Console.WriteLine("Post: " + ap.posttext);107            }108            await browser.CloseAsync();109        }110        private static void Page_Response(object sender, ResponseCreatedEventArgs e)111        {112            Console.WriteLine(e.Response.Status);113        }114        private static void Page_Request(object sender, RequestEventArgs e)115        {116            Console.WriteLine(e.Request.ResourceType.ToString());117            Console.WriteLine(e.Request.Url);118        }119        private static async Task TypeFieldValue(Page page, string fieldSelector, string value, int delay = 0)120        {121            await page.FocusAsync(fieldSelector);122            await page.TypeAsync(fieldSelector, value, new TypeOptions { Delay = delay });123            await page.Keyboard.PressAsync("Tab");124        }125        private static async Task TypeFieldValueSearch(Page page, string fieldSelector, string value, int delay = 0)126        {127            await page.FocusAsync(fieldSelector);128            await page.TypeAsync(fieldSelector, value, new TypeOptions { Delay = delay });129        }130    }131    public class Data132    {133        public string author { get; set; }134        public string posttext { get; set; }135    }136    public class Content137    {...

MainWindow.xaml.cs

Source:MainWindow.xaml.cs

...54            browser = await Puppeteer.LaunchAsync(options);55            page = await browser.NewPageAsync();56            await page.GoToAsync("http://www.facebook.com", 120000);5758            await page.Keyboard.PressAsync("Escape"); //idk what this does? but it does something5960            //do login61            await page.TypeAsync("#email", username.Text); //enter email62            await page.TypeAsync("#pass", password.Password); //enter pasword63            await page.ClickAsync("[name = login]"); // clicks the login btn646566            await page.WaitForNavigationAsync(); //wait for newsfeed to load67686970            //idk wtf this is for ._. but hey i trust the judgement of past me71            await page.Keyboard.PressAsync("Escape"); //hits esc button 72            await page.Keyboard.PressAsync("End");  //hits end button737475            //starts an endless loop that keeps running this code76            while (true)77            {78                try79                {80                    //get a list of all the posts on the newsfeed81                    var posts = await page.QuerySelectorAllAsync("[data-visualcompletion='ignore-late-mutation'"); //get all posts                    8283                    for (int i = 0; i < posts.Length; i++) //go through the list of posts84                    {85                        //run js that gets the name of the person who made the post86                        string js = $@"var n = document.querySelectorAll(""[data-visualcompletion='ignore-late-mutation'""); n[{i}].querySelectorAll('.qzhwtbm6.knvmm38d')[{0}].innerText;"; //get username string87                        var WhoMadePost = await page.EvaluateExpressionAsync(js); //get username of everyone who made a post888990                        Console.WriteLine(WhoMadePost.ToString()); //output the name of the person who made the post to console 9192                        //check to see if the person who made the post is the target93                        if (WhoMadePost.ToString() == Target.Text) 94                        {95                            //get all comments96                            var comments = await posts[i].QuerySelectorAsync(".oo9gr5id.lzcic4wl.jm1wdb64.l9j0dhe7.gsox5hk5.mdldhsdk.ii04i59q.notranslate"); 97                            Newtonsoft.Json.Linq.JToken check = null;9899                            try100                            {101                                //check to see if already commented102                                check = await page.EvaluateExpressionAsync($@"var n = document.querySelectorAll(""[data-visualcompletion = 'ignore-late-mutation'""); n[{i}].querySelectorAll('.cwj9ozl2.tvmbv18p')[0].innerText;");103                            }104                            catch105                            {106                                //i think this is to handle null errors??? idk why it does it 107                            }108109                            //if not commented run the code below110                            if (check == null) 111                            {112                                await comments.TypeAsync(Comment.Text); //type comment113                                await page.Keyboard.PressAsync("Enter"); //submit comment114                            }115                            else if (!check.ToString().Contains(FBusername.Text)) //im not sure what this check is for. all i know is the code works.116                            {117                                //check to see if already commented118                                check = await page.EvaluateExpressionAsync($@"var n = document.querySelectorAll(""[data-visualcompletion = 'ignore-late-mutation'""); n[{i}].querySelectorAll('.cwj9ozl2.tvmbv18p')[0].innerText;");119120                                if (!check.ToString().Contains(FBusername.Text))121                                {122                                    await comments.TypeAsync(Comment.Text); //type comment123                                    await page.Keyboard.PressAsync("Enter"); //submit comment124                                }125                            }126                        }127                    }128                }129                catch130                {131132                }133            }134        }135136137        /// <summary>
...

BaseAuthUIFixture.cs

Source:BaseAuthUIFixture.cs

...48                if(OperatingSystem.IsWindows())49                    await Page.ConfirmScreenshot(screensName).ConfigureAwait(false);50                response.Url.Should().Contain("login.microsoftonline.com");51                await Page.WaitForSelectorAsync("input[name='loginfmt']").ConfigureAwait(false);52                await Page.Keyboard.SendCharacterAsync(TestGoodUserName).ConfigureAwait(false);53                await Page.Keyboard.PressAsync(Key.Enter).ConfigureAwait(false);54                await Page.WaitForSelectorAsync("input[name='passwd']:not(.moveOffScreen)").ConfigureAwait(false);55                await Page.Keyboard.SendCharacterAsync(TestPassword).ConfigureAwait(false);56                await Page.Keyboard.PressAsync(Key.Enter).ConfigureAwait(false);57                await Page.WaitForSelectorAsync("input[id='idSIButton9']").ConfigureAwait(false); ;58                Thread.Sleep(delay);59                if (OperatingSystem.IsWindows())60                    await Page.ConfirmScreenshot(screensName).ConfigureAwait(false);61                await Page.Keyboard.PressAsync(Key.Enter).ConfigureAwait(false);62                await Page.GoToAsync(AuthUrl, options: new NavigationOptions { WaitUntil = new[] { WaitUntilNavigation.Networkidle0 } }).ConfigureAwait(false);63                //response = await page.WaitForNavigationAsync().ConfigureAwait(false);64                Authorized = true;65            }66            else67            {68                response = await Page.GoToAsync(AuthUrl).ConfigureAwait(false); ;69            }70            return response;71        }72    }73}...

PostVk.cs

Source:PostVk.cs

...27                        await page.WaitForSelectorAsync("div.submit_post_field", new WaitForSelectorOptions { Timeout = 5000 });28                        await page.ClickAsync("div.submit_post_field");29                        await page.WaitForTimeoutAsync(500);30                        //await page.TypeAsync("div.submit_post_field", "45", new TypeOptions { Delay = 50 });31                        await page.Keyboard.PressAsync($"{nameof(Key.Backspace)}");32                        await page.Keyboard.PressAsync($"{nameof(Key.Backspace)}");33                        await page.TypeAsync("div.submit_post_field", message, new TypeOptions { Delay = 50 });34                        await page.WaitForTimeoutAsync(500);35                        await page.ClickAsync("#send_post");36                        await page.WaitForTimeoutAsync(500);37                        //await page.Keyboard.PressAsync($"{nameof(Key.Enter)}");38                        //Report($"{text}");39                    }40                }41            }42            catch (Exception exception)43            {44                Error(exception.ToString());45            }46        }47    }48}...

Touchscreen.cs

Source:Touchscreen.cs

...8    /// </summary>9    public class Touchscreen10    {11        private readonly CDPSession _client;12        private readonly Keyboard _keyboard;13        /// <summary>14        /// Initializes a new instance of the <see cref="Touchscreen"/> class.15        /// </summary>16        /// <param name="client">The client</param>17        /// <param name="keyboard">The keyboard</param>18        public Touchscreen(CDPSession client, Keyboard keyboard)19        {20            _client = client;21            _keyboard = keyboard;22        }23        /// <summary>24        /// Dispatches a <c>touchstart</c> and <c>touchend</c> event.25        /// </summary>26        /// <param name="x"></param>27        /// <param name="y"></param>28        /// <returns>Task</returns>29        /// <seealso cref="Page.TapAsync(string)"/>30        public async Task TapAsync(decimal x, decimal y)31        {32            // Touches appear to be lost during the first frame after navigation....

KeyboardPressFunction.cs

Source:KeyboardPressFunction.cs

2using PuppeteerSharp;3using PuppeteerSharp.Input;4namespace Ertis.Scraper.Interactions5{6	public class KeyboardPressFunction : FunctionBase, IInteractionFunction7	{8		#region Properties9		public override string Name => "keypress";10		protected override FunctionParameter[] DefaultParameters11		{12			get13			{14				return new FunctionParameter[]15				{16					new FunctionParameter<string>17					{18						Name = "key"19					},20					new FunctionParameter<int?>21					{22						Name = "delay"23					}24				};25			}26		}27		#endregion28		#region Methods29		public async Task ExecuteAsync(Page page)30		{31			var key = this.GetParameterValue<string>("key");32			var delay = this.GetParameterValue<int?>("delay");33			var pressOptions = delay != null ? new PressOptions { Delay = delay.Value } : null;34			await page.Keyboard.PressAsync(key, pressOptions);35		}36		#endregion37	}38}...

PuppeteerPageExtensions.cs

Source:PuppeteerPageExtensions.cs

...8	public static class PuppeteerPageExtensions9	{10		public static async Task TypeAndSubmitAsync(this Page page, string str)11		{12			await page.Keyboard.TypeAsync(str, new TypeOptions { Delay = 5 });13			await Task.WhenAll(14				Task.Delay(1750),15				page.ClickAsync("input[type=submit]")16			);17		}18	}19}...

Keyboard

Using AI Code Generation

1using PuppeteerSharp.Input;2await page.Keyboard.PressAsync("ArrowRight");3await page.Keyboard.PressAsync("ArrowLeft");4await page.Keyboard.PressAsync("ArrowUp");5await page.Keyboard.PressAsync("ArrowDown");6await page.Keyboard.PressAsync("Enter");7using PuppeteerSharp.Input;8await page.Keyboard.PressAsync("ArrowRight");9await page.Keyboard.PressAsync("ArrowLeft");10await page.Keyboard.PressAsync("ArrowUp");11await page.Keyboard.PressAsync("ArrowDown");12await page.Keyboard.PressAsync("Enter");13using PuppeteerSharp.Input;14await page.Keyboard.PressAsync("ArrowRight");15await page.Keyboard.PressAsync("ArrowLeft");16await page.Keyboard.PressAsync("ArrowUp");17await page.Keyboard.PressAsync("ArrowDown");18await page.Keyboard.PressAsync("Enter");19using PuppeteerSharp.Input;20await page.Keyboard.PressAsync("ArrowRight");21await page.Keyboard.PressAsync("ArrowLeft");22await page.Keyboard.PressAsync("ArrowUp");23await page.Keyboard.PressAsync("ArrowDown");24await page.Keyboard.PressAsync("Enter");25using PuppeteerSharp.Input;26await page.Keyboard.PressAsync("ArrowRight");27await page.Keyboard.PressAsync("ArrowLeft");28await page.Keyboard.PressAsync("ArrowUp");29await page.Keyboard.PressAsync("ArrowDown");30await page.Keyboard.PressAsync("Enter");31using PuppeteerSharp.Input;32await page.Keyboard.PressAsync("ArrowRight");33await page.Keyboard.PressAsync("ArrowLeft");34await page.Keyboard.PressAsync("ArrowUp");35await page.Keyboard.PressAsync("ArrowDown");36await page.Keyboard.PressAsync("Enter");37using PuppeteerSharp.Input;38await page.Keyboard.PressAsync("ArrowRight");39await page.Keyboard.PressAsync("ArrowLeft");40await page.Keyboard.PressAsync("ArrowUp");41await page.Keyboard.PressAsync("ArrowDown");

Keyboard

Using AI Code Generation

1using PuppeteerSharp.Input;2using PuppeteerSharp;3using System.Threading.Tasks;4using System;5{6    {7        static async Task Main(string[] args)8        {9            var options = new LaunchOptions { Headless = false };10            using (var browser = await Puppeteer.LaunchAsync(options))11            using (var page = await browser.NewPageAsync())12            {

Keyboard

Using AI Code Generation

1Keyboard.KeyDownAsync("ControlLeft");2Keyboard.KeyDownAsync("KeyA");3Keyboard.KeyUpAsync("ControlLeft");4Keyboard.KeyUpAsync("KeyA");5Mouse.ClickAsync(100, 100);6Mouse.ClickAsync(100, 100, MouseButton.Left, 1);7Mouse.ClickAsync(100, 100, MouseButton.Right, 1);8Mouse.ClickAsync(100, 100, MouseButton.Middle, 1);9Mouse.ClickAsync(100, 100, MouseButton.Left, 1, 1, 1);10Mouse.ClickAsync(100, 100, MouseButton.Right, 1, 1, 1);11Mouse.ClickAsync(100, 100, MouseButton.Middle, 1, 1, 1);12Mouse.DownAsync(100, 100, MouseButton.Left, 1);13Mouse.DownAsync(100, 100, MouseButton.Right, 1);14Mouse.DownAsync(100, 100, MouseButton.Middle, 1);15Mouse.UpAsync(100, 100, MouseButton.Left, 1);16Mouse.UpAsync(100, 100, MouseButton.Right, 1);17Mouse.UpAsync(100, 100, MouseButton.Middle, 1);18Mouse.MoveAsync(100, 100, 1);19Mouse.MoveAsync(100, 100, 1, 1, 1);20Mouse.WheelAsync(100, 100, 1, 1);21Mouse.WheelAsync(100, 100, 1, 1, 1);22Mouse.WheelAsync(100, 100, 1, 1, 1, 1);23Mouse.WheelAsync(100, 100, 1, 1, 1, 1, 1);24Mouse.WheelAsync(100, 100, 1, 1, 1, 1, 1, 1);25Mouse.WheelAsync(100, 100, 1, 1, 1, 1, 1, 1, 1);26Mouse.WheelAsync(100, 100, 1, 1, 1, 1, 1, 1, 1, 1);27Mouse.WheelAsync(100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1);

Keyboard

Using AI Code Generation

1var keyboard = page.Keyboard;2await keyboard.DownAsync("Control");3await keyboard.PressAsync("KeyA");4await keyboard.PressAsync("KeyC");5await keyboard.UpAsync("Control");6await page.PasteAsync();7await page.Keyboard.TypeAsync("PuppeteerSharp");8var keyboard = page.Keyboard;9await keyboard.PressAsync("Control+A");10await keyboard.PressAsync("Control+C");11await page.PasteAsync();12await page.Keyboard.TypeAsync("PuppeteerSharp");13var keyboard = page.Keyboard;14await keyboard.PressAsync("Control+A");15await keyboard.PressAsync("Control+C");16await keyboard.PressAsync("Control+V");17await page.Keyboard.TypeAsync("PuppeteerSharp");18var keyboard = page.Keyboard;19await keyboard.DownAsync("Control");20await keyboard.PressAsync("KeyA");21await keyboard.PressAsync("KeyC");22await keyboard.UpAsync("Control");23await keyboard.PressAsync("Control+V");24await page.Keyboard.TypeAsync("PuppeteerSharp");25var keyboard = page.Keyboard;26await keyboard.DownAsync("Control");27await keyboard.PressAsync("KeyA");28await keyboard.PressAsync("KeyC");29await keyboard.UpAsync("Control");30await keyboard.PressAsync("Control+V");31await page.Keyboard.TypeAsync("PuppeteerSharp");32var keyboard = page.Keyboard;33await keyboard.PressAsync("Control+A");34await keyboard.PressAsync("Control+C");35await keyboard.PressAsync("Control+V");36await page.Keyboard.TypeAsync("PuppeteerSharp");37var keyboard = page.Keyboard;38await keyboard.PressAsync("Control+A");39await keyboard.PressAsync("Control+C");40await keyboard.PressAsync("Control+V");41await page.Keyboard.TypeAsync("PuppeteerSharp");42var keyboard = page.Keyboard;

Keyboard

Using AI Code Generation

1using PuppeteerSharp;2using PuppeteerSharp.Input;3using System.Threading.Tasks;4using System;5{6    {7        static async Task Main(string[] args)8        {9            var browser = await Puppeteer.LaunchAsync(new LaunchOptions10            {11            });12            var page = await browser.NewPageAsync();13            await page.Keyboard.TypeAsync("Puppeteer");14            await page.Keyboard.PressAsync("Enter");15            await page.WaitForSelectorAsync(".g");16            await page.ScreenshotAsync("result.png");17            await browser.CloseAsync();18        }19    }20}21using PuppeteerSharp;22using PuppeteerSharp.Input;23using System.Threading.Tasks;24using System;25{26    {27        static async Task Main(string[] args)28        {29            var browser = await Puppeteer.LaunchAsync(new LaunchOptions30            {31            });32            var page = await browser.NewPageAsync();33            await page.Keyboard.TypeAsync("Puppeteer");34            await page.Keyboard.PressAsync("Enter");35            await page.WaitForSelectorAsync(".g");36            await page.ScreenshotAsync("result.png");37            await browser.CloseAsync();38        }39    }40}41using PuppeteerSharp;42using PuppeteerSharp.Input;43using System.Threading.Tasks;44using System;45{46    {47        static async Task Main(string[] args)48        {49            var browser = await Puppeteer.LaunchAsync(new LaunchOptions50            {51            });52            var page = await browser.NewPageAsync();53            await page.Keyboard.TypeAsync("Puppeteer");54            await page.Keyboard.PressAsync("Enter");55            await page.WaitForSelectorAsync(".g");56            await page.ScreenshotAsync("result.png");57            await browser.CloseAsync();58        }59    }

Keyboard

Using AI Code Generation

1using PuppeteerSharp.Input;2Keyboard.KeyDownAsync("Control");3Keyboard.KeyDownAsync("Shift");4Keyboard.KeyDownAsync("I");5Keyboard.KeyUpAsync("Control");6Keyboard.KeyUpAsync("Shift");7Keyboard.KeyUpAsync("I");8Keyboard.KeyDownAsync("Control");9Keyboard.KeyDownAsync("Shift");10Keyboard.KeyDownAsync("J");11Keyboard.KeyUpAsync("Control");12Keyboard.KeyUpAsync("Shift");13Keyboard.KeyUpAsync("J");14using PuppeteerSharp.Input;15Keyboard.KeyDownAsync("Control");16Keyboard.KeyDownAsync("Shift");17Keyboard.KeyDownAsync("I");18Keyboard.KeyUpAsync("Control");19Keyboard.KeyUpAsync("Shift");20Keyboard.KeyUpAsync("I");21Keyboard.KeyDownAsync("Control");22Keyboard.KeyDownAsync("Shift");23Keyboard.KeyDownAsync("J");24Keyboard.KeyUpAsync("Control");25Keyboard.KeyUpAsync("Shift");26Keyboard.KeyUpAsync("J");27using PuppeteerSharp.Input;28Keyboard.KeyDownAsync("Control");29Keyboard.KeyDownAsync("Shift");30Keyboard.KeyDownAsync("I");31Keyboard.KeyUpAsync("Control");32Keyboard.KeyUpAsync("Shift");33Keyboard.KeyUpAsync("I");34Keyboard.KeyDownAsync("Control");35Keyboard.KeyDownAsync("Shift");36Keyboard.KeyDownAsync("J");37Keyboard.KeyUpAsync("Control");38Keyboard.KeyUpAsync("Shift");39Keyboard.KeyUpAsync("J");40using PuppeteerSharp.Input;41Keyboard.KeyDownAsync("Control");42Keyboard.KeyDownAsync("Shift");43Keyboard.KeyDownAsync("I");44Keyboard.KeyUpAsync("Control");45Keyboard.KeyUpAsync("Shift");46Keyboard.KeyUpAsync("I");47Keyboard.KeyDownAsync("Control");48Keyboard.KeyDownAsync("Shift");49Keyboard.KeyDownAsync("J");50Keyboard.KeyUpAsync("Control");51Keyboard.KeyUpAsync("Shift");52Keyboard.KeyUpAsync("J");53using PuppeteerSharp.Input;

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