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How to use ElementHandleChannel method of Microsoft.Playwright.Transport.Channels.ElementHandleChannel class

Best Playwright-dotnet code snippet using Microsoft.Playwright.Transport.Channels.ElementHandleChannel.ElementHandleChannel

Frame.cs

Source:Frame.cs

...384            => _channel.InputValueAsync(selector, options?.Timeout, options?.Strict);385        public async Task<IElementHandle> QuerySelectorAsync(string selector)386            => (await _channel.QuerySelectorAsync(selector).ConfigureAwait(false))?.Object;387        public async Task<IReadOnlyList<IElementHandle>> QuerySelectorAllAsync(string selector)388            => (await _channel.QuerySelectorAllAsync(selector).ConfigureAwait(false)).Select(c => ((ElementHandleChannel)c).Object).ToList().AsReadOnly();389        public async Task<IJSHandle> WaitForFunctionAsync(string expression, object arg = default, FrameWaitForFunctionOptions options = default)390             => (await _channel.WaitForFunctionAsync(391                expression: expression,392                arg: ScriptsHelper.SerializedArgument(arg),393                timeout: options?.Timeout,394                polling: options?.PollingInterval).ConfigureAwait(false)).Object;395        public async Task<IElementHandle> WaitForSelectorAsync(string selector, FrameWaitForSelectorOptions options = default)396            => (await _channel.WaitForSelectorAsync(397                selector: selector,398                state: options?.State,399                timeout: options?.Timeout,400                strict: options?.Strict,401                omitReturnValue: false).ConfigureAwait(false))?.Object;402        public async Task<IElementHandle> LocatorWaitForAsync(string selector, LocatorWaitForOptions options = default)...

FrameChannel.cs

Source:FrameChannel.cs

...57                        serverParams?.ToObject<FrameChannelLoadStateEventArgs>(Connection.DefaultJsonSerializerOptions));58                    break;59            }60        }61        internal Task<ElementHandleChannel> QuerySelectorAsync(string selector, bool? strict)62        {63            var args = new Dictionary<string, object>64            {65                ["selector"] = selector,66                ["strict"] = strict,67            };68            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "querySelector", args);69        }70        internal Task<ResponseChannel> GotoAsync(string url, float? timeout, WaitUntilState? waitUntil, string referer)71        {72            var args = new Dictionary<string, object>73            {74                ["url"] = url,75                ["timeout"] = timeout,76                ["waitUntil"] = waitUntil,77                ["referer"] = referer,78            };79            return Connection.SendMessageToServerAsync<ResponseChannel>(Guid, "goto", args);80        }81        internal Task<JSHandleChannel> EvaluateExpressionHandleAsync(82            string script,83            object arg)84        {85            return Connection.SendMessageToServerAsync<JSHandleChannel>(86                Guid,87                "evaluateExpressionHandle",88                new Dictionary<string, object>89                {90                    ["expression"] = script,91                    ["arg"] = arg,92                });93        }94        internal Task<JSHandleChannel> WaitForFunctionAsync(95            string expression,96            object arg,97            float? timeout,98            float? polling)99        {100            var args = new Dictionary<string, object>101            {102                ["expression"] = expression,103                ["arg"] = arg,104                ["timeout"] = timeout,105                ["pollingInterval"] = polling,106            };107            return Connection.SendMessageToServerAsync<JSHandleChannel>(108                Guid,109                "waitForFunction",110                args);111        }112        internal Task<JsonElement?> EvaluateExpressionAsync(113            string script,114            object arg)115        {116            return Connection.SendMessageToServerAsync<JsonElement?>(117                Guid,118                "evaluateExpression",119                new Dictionary<string, object>120                {121                    ["expression"] = script,122                    ["arg"] = arg,123                });124        }125        internal Task<JsonElement?> EvalOnSelectorAsync(string selector, string script, object arg, bool? strict)126            => Connection.SendMessageToServerAsync<JsonElement?>(127                Guid,128                "evalOnSelector",129                new Dictionary<string, object>130                {131                    ["selector"] = selector,132                    ["expression"] = script,133                    ["arg"] = arg,134                    ["strict"] = strict,135                });136        internal Task<JsonElement?> EvalOnSelectorAllAsync(string selector, string script, object arg)137            => Connection.SendMessageToServerAsync<JsonElement?>(138                Guid,139                "evalOnSelectorAll",140                new Dictionary<string, object>141                {142                    ["selector"] = selector,143                    ["expression"] = script,144                    ["arg"] = arg,145                });146        internal Task<ElementHandleChannel> FrameElementAsync() => Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "frameElement", null);147        internal async Task<string> TitleAsync()148            => (await Connection.SendMessageToServerAsync(Guid, "title", null).ConfigureAwait(false))?.GetProperty("value").ToString();149        internal Task<ElementHandleChannel> WaitForSelectorAsync(string selector, WaitForSelectorState? state, float? timeout, bool? strict, bool? omitReturnValue)150        {151            var args = new Dictionary<string, object>152            {153                ["selector"] = selector,154                ["timeout"] = timeout,155                ["state"] = state,156                ["strict"] = strict,157                ["omitReturnValue"] = omitReturnValue,158            };159            return Connection.SendMessageToServerAsync<ElementHandleChannel>(160                Guid,161                "waitForSelector",162                args);163        }164        internal Task WaitForTimeoutAsync(float timeout)165        {166            var args = new Dictionary<string, object>167            {168                ["timeout"] = timeout,169            };170            return Connection.SendMessageToServerAsync<ElementHandleChannel>(171                Guid,172                "waitForTimeout",173                args);174        }175        internal Task<ElementHandleChannel> AddScriptTagAsync(string url, string path, string content, string type)176        {177            var args = new Dictionary<string, object>178            {179                ["url"] = url,180                ["path"] = path,181                ["content"] = content,182                ["type"] = type,183            };184            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "addScriptTag", args);185        }186        internal Task<ElementHandleChannel> AddStyleTagAsync(string url, string path, string content)187        {188            var args = new Dictionary<string, object>189            {190                ["url"] = url,191                ["path"] = path,192                ["content"] = content,193            };194            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "addStyleTag", args);195        }196        internal Task<ResponseChannel> WaitForNavigationAsync(LoadState? waitUntil, string url, float? timeout)197        {198            var param = new Dictionary<string, object>199            {200                ["timeout"] = timeout,201                ["url"] = url,202                ["waitUntil"] = waitUntil,203            };204            return Connection.SendMessageToServerAsync<ResponseChannel>(Guid, "waitForNavigation", param);205        }206        internal Task WaitForLoadStateAsync(LoadState? state, float? timeout)207        {208            var param = new Dictionary<string, object>209            {210                ["timeout"] = timeout,211                ["state"] = state,212            };213            return Connection.SendMessageToServerAsync(214                Guid,215                "waitForLoadState",216                param);217        }218        internal async Task<int> QueryCountAsync(string selector)219        {220            var args = new Dictionary<string, object>221            {222                ["selector"] = selector,223            };224            var result = await Connection.SendMessageToServerAsync(Guid, "queryCount", args).ConfigureAwait(false);225            return result.Value.GetProperty("value").GetInt32();226        }227        internal Task SetContentAsync(string html, float? timeout, WaitUntilState? waitUntil)228        {229            var args = new Dictionary<string, object>230            {231                ["html"] = html,232                ["waitUntil"] = waitUntil,233                ["timeout"] = timeout,234            };235            return Connection.SendMessageToServerAsync(Guid, "setContent", args);236        }237        internal Task ClickAsync(238            string selector,239            float? delay,240            MouseButton? button,241            int? clickCount,242            IEnumerable<KeyboardModifier> modifiers,243            Position position,244            float? timeout,245            bool? force,246            bool? noWaitAfter,247            bool? trial,248            bool? strict)249        {250            var args = new Dictionary<string, object>251            {252                ["selector"] = selector,253                ["button"] = button,254                ["force"] = force,255                ["delay"] = delay,256                ["clickCount"] = clickCount,257                ["modifiers"] = modifiers?.Select(m => m.ToValueString()),258                ["position"] = position,259                ["noWaitAfter"] = noWaitAfter,260                ["trial"] = trial,261                ["timeout"] = timeout,262                ["strict"] = strict,263            };264            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "click", args);265        }266        internal Task DblClickAsync(267            string selector,268            float? delay,269            MouseButton? button,270            Position position,271            IEnumerable<KeyboardModifier> modifiers,272            float? timeout,273            bool? force,274            bool? noWaitAfter,275            bool? trial,276            bool? strict)277        {278            var args = new Dictionary<string, object>279            {280                ["selector"] = selector,281                ["button"] = button,282                ["delay"] = delay,283                ["force"] = force,284                ["modifiers"] = modifiers?.Select(m => m.ToValueString()),285                ["position"] = position,286                ["trial"] = trial,287                ["timeout"] = timeout,288                ["noWaitAfter"] = noWaitAfter,289                ["strict"] = strict,290            };291            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "dblclick", args);292        }293        internal Task<ElementHandleChannel> QuerySelectorAsync(string selector)294            => Connection.SendMessageToServerAsync<ElementHandleChannel>(295                Guid,296                "querySelector",297                new Dictionary<string, object>298                {299                    ["selector"] = selector,300                });301        internal Task<ChannelBase[]> QuerySelectorAllAsync(string selector)302            => Connection.SendMessageToServerAsync<ChannelBase[]>(303                Guid,304                "querySelectorAll",305                new Dictionary<string, object>306                {307                    ["selector"] = selector,308                });309        internal Task FillAsync(string selector, string value, bool? force, float? timeout, bool? noWaitAfter, bool? strict)310        {311            var args = new Dictionary<string, object>312            {313                ["selector"] = selector,314                ["value"] = value,315                ["force"] = force,316                ["timeout"] = timeout,317                ["noWaitAfter"] = noWaitAfter,318                ["strict"] = strict,319            };320            return Connection.SendMessageToServerAsync(Guid, "fill", args);321        }322        internal Task CheckAsync(string selector, Position position, float? timeout, bool? force, bool? noWaitAfter, bool? trial, bool? strict)323        {324            var args = new Dictionary<string, object>325            {326                ["selector"] = selector,327                ["force"] = force,328                ["position"] = position,329                ["noWaitAfter"] = noWaitAfter,330                ["trial"] = trial,331                ["timeout"] = timeout,332                ["strict"] = strict,333            };334            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "check", args);335        }336        internal Task UncheckAsync(string selector, Position position, float? timeout, bool? force, bool? noWaitAfter, bool? trial, bool? strict)337        {338            var args = new Dictionary<string, object>339            {340                ["selector"] = selector,341                ["force"] = force,342                ["position"] = position,343                ["noWaitAfter"] = noWaitAfter,344                ["trial"] = trial,345                ["timeout"] = timeout,346                ["strict"] = strict,347            };348            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "uncheck", args);349        }350        internal Task DispatchEventAsync(string selector, string type, object eventInit, float? timeout, bool? strict)351        {352            var args = new Dictionary<string, object>353            {354                ["selector"] = selector,355                ["type"] = type,356                ["eventInit"] = eventInit,357                ["timeout"] = timeout,358                ["strict"] = strict,359            };360            return Connection.SendMessageToServerAsync(Guid, "dispatchEvent", args);361        }362        internal Task HoverAsync(...

ElementHandleChannel.cs

Source:ElementHandleChannel.cs

...31using Microsoft.Playwright.Helpers;32using Microsoft.Playwright.Transport.Protocol;33namespace Microsoft.Playwright.Transport.Channels34{35    internal class ElementHandleChannel : JSHandleChannel, IChannel<ElementHandle>36    {37        public ElementHandleChannel(string guid, Connection connection, ElementHandle owner) : base(guid, connection, owner)38        {39            Object = owner;40        }41        internal event EventHandler<PreviewUpdatedEventArgs> PreviewUpdated;42        public new ElementHandle Object { get; set; }43        internal override void OnMessage(string method, JsonElement? serverParams)44        {45            switch (method)46            {47                case "previewUpdated":48                    PreviewUpdated?.Invoke(this, new() { Preview = serverParams.Value.GetProperty("preview").ToString() });49                    break;50            }51        }52        internal Task<ElementHandleChannel> WaitForSelectorAsync(string selector, WaitForSelectorState? state, float? timeout, bool? strict)53        {54            var args = new Dictionary<string, object>55            {56                ["selector"] = selector,57                ["timeout"] = timeout,58                ["state"] = state,59                ["strict"] = strict,60            };61            return Connection.SendMessageToServerAsync<ElementHandleChannel>(62                Guid,63                "waitForSelector",64                args);65        }66        internal Task<ElementHandleChannel> QuerySelectorAsync(string selector)67            => Connection.SendMessageToServerAsync<ElementHandleChannel>(68                Guid,69                "querySelector",70                new Dictionary<string, object>71                {72                    ["selector"] = selector,73                });74        internal Task WaitForElementStateAsync(ElementState state, float? timeout)75        {76            var args = new Dictionary<string, object>77            {78                ["state"] = state,79                ["timeout"] = timeout,80            };81            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "waitForElementState", args);82        }83        internal Task<ChannelBase[]> QuerySelectorAllAsync(string selector)84            => Connection.SendMessageToServerAsync<ChannelBase[]>(85                Guid,86                "querySelectorAll",87                new Dictionary<string, object>88                {89                    ["selector"] = selector,90                });91        internal async Task<byte[]> ScreenshotAsync(string path, bool? omitBackground, ScreenshotType? type, int? quality, IEnumerable<ILocator> mask, ScreenshotAnimations? animations, ScreenshotCaret? caret, ScreenshotScale? scale, float? timeout)92        {93            var args = new Dictionary<string, object>94            {95                ["type"] = type,96                ["omitBackground"] = omitBackground,97                ["path"] = path,98                ["timeout"] = timeout,99                ["animations"] = animations,100                ["caret"] = caret,101                ["scale"] = scale,102                ["quality"] = quality,103            };104            if (mask != null)105            {106                args["mask"] = mask.Select(locator => new Dictionary<string, object>107                {108                    ["frame"] = ((Locator)locator)._frame._channel,109                    ["selector"] = ((Locator)locator)._selector,110                }).ToArray();111            }112            return (await Connection.SendMessageToServerAsync(Guid, "screenshot", args).ConfigureAwait(false))?.GetProperty("binary").GetBytesFromBase64();113        }114        internal Task<JsonElement?> EvalOnSelectorAsync(string selector, string script, object arg)115            => Connection.SendMessageToServerAsync<JsonElement?>(116                Guid,117                "evalOnSelector",118                new Dictionary<string, object>119                {120                    ["selector"] = selector,121                    ["expression"] = script,122                    ["arg"] = arg,123                });124        internal Task<JsonElement?> EvalOnSelectorAllAsync(string selector, string script, object arg)125            => Connection.SendMessageToServerAsync<JsonElement?>(126                Guid,127                "evalOnSelectorAll",128                new Dictionary<string, object>129                {130                    ["selector"] = selector,131                    ["expression"] = script,132                    ["arg"] = arg,133                });134        internal Task<FrameChannel> ContentFrameAsync() => Connection.SendMessageToServerAsync<FrameChannel>(Guid, "contentFrame", null);135        internal Task<FrameChannel> OwnerFrameAsync() => Connection.SendMessageToServerAsync<FrameChannel>(Guid, "ownerFrame", null);136        internal Task HoverAsync(137            IEnumerable<KeyboardModifier> modifiers,138            Position position,139            float? timeout,140            bool? force,141            bool? trial)142        {143            var args = new Dictionary<string, object>144            {145                ["force"] = force,146                ["position"] = position,147                ["timeout"] = timeout,148                ["trial"] = trial,149                ["modifiers"] = modifiers?.Select(m => m.ToValueString()),150            };151            return Connection.SendMessageToServerAsync<JsonElement?>(Guid, "hover", args);152        }153        internal Task FocusAsync() => Connection.SendMessageToServerAsync(Guid, "focus", null);154        internal Task ClickAsync(155            float? delay,156            MouseButton? button,157            int? clickCount,158            IEnumerable<KeyboardModifier> modifiers,159            Position position,160            float? timeout,161            bool? force,162            bool? noWaitAfter,163            bool? trial)164        {165            var args = new Dictionary<string, object>166            {167                ["delay"] = delay,168                ["button"] = button,169                ["clickCount"] = clickCount,170                ["force"] = force,171                ["noWaitAfter"] = noWaitAfter,172                ["timeout"] = timeout,173                ["trial"] = trial,174                ["position"] = position,175                ["modifiers"] = modifiers?.Select(m => m.ToValueString()),176            };177            return Connection.SendMessageToServerAsync(Guid, "click", args);178        }179        internal Task DblClickAsync(180            float? delay,181            MouseButton? button,182            IEnumerable<KeyboardModifier> modifiers,183            Position position,184            float? timeout,185            bool? force,186            bool? noWaitAfter,187            bool? trial)188        {189            var args = new Dictionary<string, object>190            {191                ["delay"] = delay,192                ["button"] = button,193                ["force"] = force,194                ["noWaitAfter"] = noWaitAfter,195                ["timeout"] = timeout,196                ["trial"] = trial,197                ["position"] = position,198                ["modifiers"] = modifiers?.Select(m => m.ToValueString()),199            };200            return Connection.SendMessageToServerAsync(Guid, "dblclick", args);201        }202        internal async Task<ElementHandleBoundingBoxResult> BoundingBoxAsync()203        {204            var result = (await Connection.SendMessageToServerAsync(Guid, "boundingBox", null).ConfigureAwait(false)).Value;205            if (result.TryGetProperty("value", out var value))206            {207                return value.ToObject<ElementHandleBoundingBoxResult>();208            }209            return null;210        }211        internal Task ScrollIntoViewIfNeededAsync(float? timeout)212        {213            var args = new Dictionary<string, object>214            {215                ["timeout"] = timeout,216            };217            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "scrollIntoViewIfNeeded", args);218        }219        internal Task FillAsync(string value, bool? noWaitAfter, bool? force, float? timeout)220        {221            var args = new Dictionary<string, object>222            {223                ["value"] = value,224                ["timeout"] = timeout,225                ["force"] = force,226                ["noWaitAfter"] = noWaitAfter,227            };228            return Connection.SendMessageToServerAsync(Guid, "fill", args);229        }230        internal Task DispatchEventAsync(string type, object eventInit)231        {232            var args = new Dictionary<string, object>233            {234                ["type"] = type,235                ["eventInit"] = eventInit,236            };237            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "dispatchEvent", args);238        }239        internal Task SetInputFilesAsync(IEnumerable<InputFilesList> files, bool? noWaitAfter, float? timeout)240        {241            var args = new Dictionary<string, object>242            {243                ["files"] = files,244                ["timeout"] = timeout,245                ["noWaitAfter"] = noWaitAfter,246            };247            return Connection.SendMessageToServerAsync(Guid, "setInputFiles", args);248        }249        internal Task SetInputFilePathsAsync(IEnumerable<string> localPaths, IEnumerable<WritableStream> streams, bool? noWaitAfter, float? timeout)250        {251            var args = new Dictionary<string, object>252            {253                ["localPaths"] = localPaths,254                ["streams"] = streams,255                ["timeout"] = timeout,256                ["noWaitAfter"] = noWaitAfter,257            };258            return Connection.SendMessageToServerAsync(Guid, "setInputFilePaths", args);259        }260        internal async Task<string> GetAttributeAsync(string name)261        {262            var args = new Dictionary<string, object>263            {264                ["name"] = name,265            };266            return (await Connection.SendMessageToServerAsync(Guid, "getAttribute", args).ConfigureAwait(false))?.GetProperty("value").ToString();267        }268        internal async Task<string> InnerHTMLAsync()269            => (await Connection.SendMessageToServerAsync(Guid, "innerHTML").ConfigureAwait(false))?.GetProperty("value").ToString();270        internal async Task<string> InnerTextAsync()271            => (await Connection.SendMessageToServerAsync(Guid, "innerText").ConfigureAwait(false))?.GetProperty("value").ToString();272        internal async Task<string> TextContentAsync()273            => (await Connection.SendMessageToServerAsync(Guid, "textContent").ConfigureAwait(false))?.GetProperty("value").ToString();274        internal Task SelectTextAsync(bool? force = null, float? timeout = null)275        {276            var args = new Dictionary<string, object>277            {278                ["force"] = force,279                ["timeout"] = timeout,280            };281            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "selectText", args);282        }283        internal async Task<IReadOnlyList<string>> SelectOptionAsync(object values, bool? noWaitAfter = null, bool? force = null, float? timeout = null)284        {285            var args = new Dictionary<string, object>();286            if (values is IElementHandle[])287            {288                args["elements"] = values;289            }290            else291            {292                args["options"] = values;293            }294            args["force"] = force;295            args["timeout"] = timeout;296            args["noWaitAfter"] = noWaitAfter;297            return (await Connection.SendMessageToServerAsync(Guid, "selectOption", args).ConfigureAwait(false))?.GetProperty("values").ToObject<List<string>>().AsReadOnly();298        }299        internal async Task<bool> IsVisibleAsync()300            => (await Connection.SendMessageToServerAsync(Guid, "isVisible", null).ConfigureAwait(false))?.GetProperty("value").GetBoolean() ?? default;301        internal async Task<bool> IsHiddenAsync()302            => (await Connection.SendMessageToServerAsync(Guid, "isHidden", null).ConfigureAwait(false))?.GetProperty("value").GetBoolean() ?? default;303        internal async Task<bool> IsEnabledAsync()304            => (await Connection.SendMessageToServerAsync(Guid, "isEnabled", null).ConfigureAwait(false))?.GetProperty("value").GetBoolean() ?? default;305        internal async Task<bool> IsEditableAsync()306            => (await Connection.SendMessageToServerAsync(Guid, "isEditable", null).ConfigureAwait(false))?.GetProperty("value").GetBoolean() ?? default;307        internal async Task<bool> IsDisabledAsync()308            => (await Connection.SendMessageToServerAsync(Guid, "isDisabled", null).ConfigureAwait(false))?.GetProperty("value").GetBoolean() ?? default;309        internal async Task<string> InputValueAsync(float? timeout)310        {311            var args = new Dictionary<string, object>()312            {313                { "timeout", timeout },314            };315            return (await Connection.SendMessageToServerAsync(Guid, "inputValue", args).ConfigureAwait(false))?.GetProperty("value").GetString();316        }317        internal async Task<bool> IsCheckedAsync()318            => (await Connection.SendMessageToServerAsync(Guid, "isChecked", null).ConfigureAwait(false))?.GetProperty("value").GetBoolean() ?? default;319        internal Task CheckAsync(Position position, float? timeout, bool? force, bool? noWaitAfter, bool? trial)320        {321            var args = new Dictionary<string, object>322            {323                ["force"] = force,324                ["position"] = position,325                ["trial"] = trial,326                ["timeout"] = timeout,327                ["noWaitAfter"] = noWaitAfter,328            };329            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "check", args);330        }331        internal Task UncheckAsync(Position position, float? timeout, bool? force, bool? noWaitAfter, bool? trial)332        {333            var args = new Dictionary<string, object>334            {335                ["force"] = force,336                ["position"] = position,337                ["trial"] = trial,338                ["timeout"] = timeout,339                ["noWaitAfter"] = noWaitAfter,340            };341            return Connection.SendMessageToServerAsync<ElementHandleChannel>(Guid, "uncheck", args);342        }343        internal Task TypeAsync(string text, float? delay, float? timeout, bool? noWaitAfter)344        {345            var args = new Dictionary<string, object>346            {347                ["text"] = text,348                ["delay"] = delay,349                ["timeout"] = timeout,350                ["noWaitAfter"] = noWaitAfter,351            };352            return Connection.SendMessageToServerAsync(Guid, "type", args);353        }354        internal Task PressAsync(string key, float? delay, float? timeout, bool? noWaitAfter)355        {...

ElementHandle.cs

Source:ElementHandle.cs

...34namespace Microsoft.Playwright.Core35{36    internal partial class ElementHandle : JSHandle, IElementHandle, IChannelOwner<ElementHandle>37    {38        private readonly ElementHandleChannel _channel;39        internal ElementHandle(IChannelOwner parent, string guid, ElementHandleInitializer initializer) : base(parent, guid, initializer)40        {41            _channel = new(guid, parent.Connection, this);42            _channel.PreviewUpdated += (_, e) => Preview = e.Preview;43        }44        ChannelBase IChannelOwner.Channel => _channel;45        IChannel<ElementHandle> IChannelOwner<ElementHandle>.Channel => _channel;46        internal IChannel<ElementHandle> ElementChannel => _channel;47        public async Task<IElementHandle> WaitForSelectorAsync(string selector, ElementHandleWaitForSelectorOptions options = default)48            => (await _channel.WaitForSelectorAsync(49                selector: selector,50                state: options?.State,51                timeout: options?.Timeout,52                strict: options?.Strict).ConfigureAwait(false))?.Object;53        public Task WaitForElementStateAsync(ElementState state, ElementHandleWaitForElementStateOptions options = default)54            => _channel.WaitForElementStateAsync(state, timeout: options?.Timeout);55        public Task PressAsync(string key, ElementHandlePressOptions options = default)56            => _channel.PressAsync(57                key,58                delay: options?.Delay,59                timeout: options?.Timeout,60                noWaitAfter: options?.NoWaitAfter);61        public Task TypeAsync(string text, ElementHandleTypeOptions options = default)62            => _channel.TypeAsync(text, delay: options?.Delay, timeout: options?.Timeout, noWaitAfter: options?.NoWaitAfter);63        public async Task<byte[]> ScreenshotAsync(ElementHandleScreenshotOptions options = default)64        {65            options ??= new();66            if (options.Type == null && !string.IsNullOrEmpty(options.Path))67            {68                options.Type = DetermineScreenshotType(options.Path);69            }70            byte[] result = await _channel.ScreenshotAsync(71                options.Path,72                options.OmitBackground,73                options.Type,74                options.Quality,75                options.Mask,76                options.Animations,77                options.Caret,78                options.Scale,79                options.Timeout).ConfigureAwait(false);80            if (!string.IsNullOrEmpty(options.Path))81            {82                Directory.CreateDirectory(new FileInfo(options.Path).Directory.FullName);83                File.WriteAllBytes(options.Path, result);84            }85            return result;86        }87        public Task FillAsync(string value, ElementHandleFillOptions options = default)88            => _channel.FillAsync(89                value,90                noWaitAfter: options?.NoWaitAfter,91                force: options?.Force,92                timeout: options?.Timeout);93        public async Task<IFrame> ContentFrameAsync() => (await _channel.ContentFrameAsync().ConfigureAwait(false))?.Object;94        public Task HoverAsync(ElementHandleHoverOptions options = default)95            => _channel.HoverAsync(96                modifiers: options?.Modifiers,97                position: options?.Position,98                timeout: options?.Timeout,99                force: options?.Force,100                trial: options?.Trial);101        public Task ScrollIntoViewIfNeededAsync(ElementHandleScrollIntoViewIfNeededOptions options = default)102            => _channel.ScrollIntoViewIfNeededAsync(options?.Timeout);103        public async Task<IFrame> OwnerFrameAsync() => (await _channel.OwnerFrameAsync().ConfigureAwait(false)).Object;104        public Task<ElementHandleBoundingBoxResult> BoundingBoxAsync() => _channel.BoundingBoxAsync();105        public Task ClickAsync(ElementHandleClickOptions options = default)106            => _channel.ClickAsync(107                delay: options?.Delay,108                button: options?.Button,109                clickCount: options?.ClickCount,110                modifiers: options?.Modifiers,111                position: options?.Position,112                timeout: options?.Timeout,113                force: options?.Force,114                noWaitAfter: options?.NoWaitAfter,115                trial: options?.Trial);116        public Task DblClickAsync(ElementHandleDblClickOptions options = default)117            => _channel.DblClickAsync(118                delay: options?.Delay,119                button: options?.Button,120                modifiers: options?.Modifiers,121                position: options?.Position,122                timeout: options?.Timeout,123                force: options?.Force,124                noWaitAfter: options?.NoWaitAfter,125                trial: options?.Trial);126        public Task SetInputFilesAsync(string files, ElementHandleSetInputFilesOptions options = default)127            => SetInputFilesAsync(new[] { files }, options);128        public async Task SetInputFilesAsync(IEnumerable<string> files, ElementHandleSetInputFilesOptions options = default)129        {130            var frame = await OwnerFrameAsync().ConfigureAwait(false);131            if (frame == null)132            {133                throw new PlaywrightException("Cannot set input files to detached element.");134            }135            var converted = await SetInputFilesHelpers.ConvertInputFilesAsync(files, (BrowserContext)frame.Page.Context).ConfigureAwait(false);136            if (converted.Files != null)137            {138                await _channel.SetInputFilesAsync(converted.Files, options?.NoWaitAfter, options?.Timeout).ConfigureAwait(false);139            }140            else141            {142                await _channel.SetInputFilePathsAsync(converted?.LocalPaths, converted?.Streams, options?.NoWaitAfter, options?.Timeout).ConfigureAwait(false);143            }144        }145        public Task SetInputFilesAsync(FilePayload files, ElementHandleSetInputFilesOptions options = default)146            => SetInputFilesAsync(new[] { files }, options);147        public async Task SetInputFilesAsync(IEnumerable<FilePayload> files, ElementHandleSetInputFilesOptions options = default)148        {149            var converted = SetInputFilesHelpers.ConvertInputFiles(files);150            await _channel.SetInputFilesAsync(converted.Files, options?.NoWaitAfter, options?.Timeout).ConfigureAwait(false);151        }152        public async Task<IElementHandle> QuerySelectorAsync(string selector)153            => (await _channel.QuerySelectorAsync(selector).ConfigureAwait(false))?.Object;154        public async Task<IReadOnlyList<IElementHandle>> QuerySelectorAllAsync(string selector)155            => (await _channel.QuerySelectorAllAsync(selector).ConfigureAwait(false)).Select(e => ((ElementHandleChannel)e).Object).ToList().AsReadOnly();156        public async Task<JsonElement?> EvalOnSelectorAsync(string selector, string expression, object arg = null)157            => ScriptsHelper.ParseEvaluateResult<JsonElement?>(await _channel.EvalOnSelectorAsync(158                selector: selector,159                script: expression,160                arg: ScriptsHelper.SerializedArgument(arg)).ConfigureAwait(false));161        public async Task<T> EvalOnSelectorAsync<T>(string selector, string expression, object arg = null)162            => ScriptsHelper.ParseEvaluateResult<T>(await _channel.EvalOnSelectorAsync(163                selector: selector,164                script: expression,165                arg: ScriptsHelper.SerializedArgument(arg)).ConfigureAwait(false));166        public async Task<T> EvalOnSelectorAllAsync<T>(string selector, string expression, object arg = null)167            => ScriptsHelper.ParseEvaluateResult<T>(await _channel.EvalOnSelectorAllAsync(168                selector: selector,169                script: expression,...

FileChooserChannelEventArgs.cs

Source:FileChooserChannelEventArgs.cs

...25namespace Microsoft.Playwright.Transport.Channels26{27    internal class FileChooserChannelEventArgs : EventArgs28    {29        public ElementHandleChannel Element { get; set; }30        public bool IsMultiple { get; set; }31    }32}...

ElementHandleChannel

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Threading.Tasks;5{6    static async Task Main(string[] args)7    {8        using var playwright = await Playwright.CreateAsync();9        var browser = await playwright.Chromium.LaunchAsync(new BrowserTypeLaunchOptions10        {11        });12        var page = await browser.NewPageAsync();13        var elementHandle = await page.QuerySelectorAsync("body");14        var elementHandleChannel = elementHandle.ElementHandleChannel;15        Console.WriteLine(elementHandleChannel);16        await browser.CloseAsync();17    }18}

ElementHandleChannel

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Collections.Generic;5using System.Linq;6using System.Text;7using System.Threading.Tasks;8{9    {10        static async Task Main(string[] args)11        {12            using var playwright = await Playwright.CreateAsync();13            await using var browser = await playwright.Chromium.LaunchAsync(headless: false);14            var page = await browser.NewPageAsync();15            await page.GoToAsync(url);16            var element = await page.QuerySelectorAsync("div");17            var elementHandleChannel = new ElementHandleChannel(element);18            Console.WriteLine(elementHandleChannel);19        }20    }21}

ElementHandleChannel

Using AI Code Generation

1using Microsoft.Playwright;2using Microsoft.Playwright.Transport.Channels;3using System;4using System.Threading.Tasks;5{6    {7        static async Task Main(string[] args)8        {9            using var playwright = await Playwright.CreateAsync();10            await using var browser = await playwright.Chromium.LaunchAsync();11            var page = await browser.NewPageAsync();12            var element = await page.QuerySelectorAsync("input[name=q]");13            var boundingBox = await element.GetBoundingBoxAsync();14            Console.WriteLine(boundingBox.X);15            Console.WriteLine(boundingBox.Y);16            Console.WriteLine(boundingBox.Width);17            Console.WriteLine(boundingBox.Height);18        }19    }20}

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.