Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

Automation Advisor
FlaUI
FlaUI.UIA2.EventHandlers
UIA2StructureChangedEventHandler

How to use UIA2StructureChangedEventHandler class of FlaUI.UIA2.EventHandlers package

Best FlaUI code snippet using FlaUI.UIA2.EventHandlers.UIA2StructureChangedEventHandler

UIA2StructureChangedEventHandler.cs

Source:UIA2StructureChangedEventHandler.cs

...8{9    /// <summary>10    /// UIA2 implementation of a structure changed event handler.11    /// </summary>12    public class UIA2StructureChangedEventHandler : StructureChangedEventHandlerBase13    {14        public UIA.StructureChangedEventHandler EventHandler { get; }15        public UIA2StructureChangedEventHandler(FrameworkAutomationElementBase frameworkElement, Action<AutomationElement, StructureChangeType, int[]> callAction) : base(frameworkElement, callAction)16        {17            EventHandler = HandleStructureChangedEvent;18        }19        private void HandleStructureChangedEvent(object sender, UIA.StructureChangedEventArgs structureChangedEventArgs)20        {21            var frameworkElement = new UIA2FrameworkAutomationElement((UIA2Automation)Automation, (UIA.AutomationElement)sender);22            var senderElement = new AutomationElement(frameworkElement);23            HandleStructureChangedEvent(senderElement, (StructureChangeType)structureChangedEventArgs.StructureChangeType, structureChangedEventArgs.GetRuntimeId());24        }25    }26}...

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.Core;2using FlaUI.Core.AutomationElements;3using FlaUI.Core.Definitions;4using FlaUI.Core.EventHandlers;5using FlaUI.Core.Identifiers;6using FlaUI.Core.Tools;7using FlaUI.UIA2.EventHandlers;8using FlaUI.UIA2.Tools;9using System;10using System.Collections.Generic;11using System.Linq;12using System.Text;13using System.Threading.Tasks;14using System.Windows.Automation;15using System.Windows.Forms;16{17    {18        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction) : base(automation, callAction)19        {20        }21        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction, Action<Exception> exceptionAction) : base(automation, callAction, exceptionAction)22        {23        }24        protected override void StartListeningNativeEvent(AutomationElement automationElement)25        {26            var nativeElement = UIA2Automation.GetNativeElement(automationElement);27            nativeElement.StructureChanged += NativeElement_StructureChanged;28        }29        protected override void StopListeningNativeEvent(AutomationElement automationElement)30        {31            var nativeElement = UIA2Automation.GetNativeElement(automationElement);32            nativeElement.StructureChanged -= NativeElement_StructureChanged;33        }34        private void NativeElement_StructureChanged(object sender, StructureChangedEventArgs e)35        {36            var automationElement = UIA2Automation.WrapNativeElement((IUIAutomationElement)sender);37            {38                var structureChangeType = e.StructureChangeType.ToStructureChangeType();39                var runtimeId = automationElement.Properties.RuntimeId.Value;40                CallAction(automationElement, structureChangeType, runtimeId);41            }42            catch (Exception ex)43            {44                ExceptionAction?.Invoke(ex);45            }46        }47    }48}49using FlaUI.Core;50using FlaUI.Core.AutomationElements;51using FlaUI.Core.EventHandlers;52using FlaUI.Core.Identifiers;53using FlaUI.Core.Tools;54using FlaUI.UIA2.EventHandlers;55using FlaUI.UIA2.Tools;56using System;57using System.Collections.Generic;58using System.Linq;59using System.Text;

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.Core.Definitions;3using FlaUI.Core.EventHandlers;4using FlaUI.Core.Identifiers;5using FlaUI.Core.Tools;6using FlaUI.UIA2.EventHandlers;7using System;8using System.Collections.Generic;9using System.Linq;10using System.Text;11using System.Threading.Tasks;12using UIA = interop.UIAutomationCore;13{14    {15        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction) : base(automation, callAction)16        {17        }18        public UIA.IUIAutomationStructureChangedEventHandler NativeHandler { get; private set; }19        public override void AddToEvent(AutomationElement automationElement)20        {21            NativeHandler = HandleStructureChangedEvent;22            ComCallWrapper.Call(() => UIA2Automation.NativeAutomation.AddStructureChangedEventHandler(automationElement.NativeElement, TreeScope.Element, NativeHandler));23        }24        public override void RemoveFromEvent(AutomationElement automationElement)25        {26            ComCallWrapper.Call(() => UIA2Automation.NativeAutomation.RemoveStructureChangedEventHandler(automationElement.NativeElement, NativeHandler));27        }28        private void HandleStructureChangedEvent(UIA.IUIAutomationElement sender, UIA.StructureChangeType changeType, int[] runtimeId)29        {30            var automationElement = AutomationElement.FromRuntimeId(runtimeId);31            CallAction(automationElement, (StructureChangeType)changeType, runtimeId);32        }33    }34}35using FlaUI.Core.AutomationElements;36using FlaUI.Core.Definitions;37using FlaUI.Core.EventHandlers;38using FlaUI.Core.Identifiers;39using FlaUI.Core.Tools;40using FlaUI.UIA2.EventHandlers;41using System;42using System.Collections.Generic;43using System.Linq;44using System.Text;45using System.Threading.Tasks;46using UIA = interop.UIAutomationCore;47{48    {49        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction) : base(automation, callAction)50        {51        }

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.Core.Definitions;3using FlaUI.Core.EventHandlers;4using FlaUI.Core.Identifiers;5using FlaUI.Core.Tools;6using FlaUI.UIA2.EventHandlers;7using FlaUI.UIA2.Identifiers;8using System;9using System.Collections.Generic;10using System.Linq;11using System.Text;12using System.Threading.Tasks;13{14    {15        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction) : base(automation, callAction)16        {17        }18        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction, Action<Exception> exceptionAction) : base(automation, callAction, exceptionAction)19        {20        }21        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction, Action<Exception> exceptionAction, Action disposeAction) : base(automation, callAction, exceptionAction, disposeAction)22        {23        }24        protected override EventId GetEventId()25        {26            return UIA2EventIds.StructureChangedEventId;27        }28        protected override void StartListeningNativeEvent(AutomationElement automationElement)29        {30            var nativeElement = automationElement.NativeElement;31            nativeElement.StructureChangedEvent += NativeElement_StructureChangedEvent;32        }33        private void NativeElement_StructureChangedEvent(object sender, UIAutomationClient.StructureChangedEventArgs e)34        {35            OnStructureChanged(e.StructureChangeType, e.GetRuntimeId());36        }37        protected override void StopListeningNativeEvent(AutomationElement automationElement)38        {39            var nativeElement = automationElement.NativeElement;40            nativeElement.StructureChangedEvent -= NativeElement_StructureChangedEvent;41        }42    }43}44using FlaUI.Core.AutomationElements;45using FlaUI.Core.AutomationElements.Infrastructure;46using FlaUI.Core.Definitions;47using FlaUI.Core.EventHandlers;48using FlaUI.Core.Identifiers;49using FlaUI.Core.Tools;50using FlaUI.UIA2.EventHandlers;51using FlaUI.UIA2.Identifiers;52using System;

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.Core;2using FlaUI.Core.AutomationElements;3using FlaUI.Core.EventHandlers;4using FlaUI.Core.Identifiers;5using FlaUI.UIA2.EventHandlers;6using FlaUI.UIA2.Identifiers;7using System;8using System.Collections.Generic;9using System.Linq;10using System.Text;11using System.Threading.Tasks;12{13    {14        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction) : base(automation, callAction)15        {16        }17        protected override void StartListeningNativeEvent()18        {19            NativeAutomation.AddStructureChangedEventHandler(NativeElement, TreeScope.Element, HandleStructureChangedEvent);20        }21        protected override void StopListeningNativeEvent()22        {23            NativeAutomation.RemoveStructureChangedEventHandler(NativeElement, HandleStructureChangedEvent);24        }25        private void HandleStructureChangedEvent(object sender, UIA2StructureChangedEventArgs e)26        {27            OnStructureChanged(e.StructureChangeType, e.RuntimeId);28        }29    }30}31using FlaUI.Core;32using FlaUI.Core.AutomationElements;33using FlaUI.Core.Definitions;34using FlaUI.Core.EventHandlers;35using FlaUI.Core.Identifiers;36using FlaUI.Core.WindowsAPI;37using FlaUI.UIA2;38using FlaUI.UIA2.EventHandlers;39using FlaUI.UIA2.Identifiers;40using System;41using System.Collections.Generic;42using System.Linq;43using System.Text;44using System.Threading.Tasks;45{46    {47        public static UIA2Automation Instance { get; } = new UIA2Automation();48        public UIA2Automation() : base(new UIA2PropertyLibrary(), new UIA2EventLibrary(), new UIA2PatternLibrary())49        {50        }51        public UIA2Automation(UIA2PropertyLibrary propertyLibrary, UIA2EventLibrary eventLibrary, UIA2PatternLibrary patternLibrary) : base(propertyLibrary, eventLibrary, patternLibrary)52        {53        }54        public override AutomationType AutomationType => AutomationType.UIA2;55        protected override IAutomationElementConverter CreateAutomationElementConverter()56        {

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.Core.Definitions;3using FlaUI.UIA2.EventHandlers;4using System;5using System.Collections.Generic;6using System.Linq;7using System.Text;8using System.Threading.Tasks;9{10    {11        public UIA2StructureChangedEventHandler(FrameworkAutomationElementBase frameworkAutomationElement, Action<StructureChangeType, int[]> callAction) : base(frameworkAutomationElement, callAction)12        {13        }14        public void HandleStructureChangedEvent(int[] runtimeId, StructureChangeType changeType)15        {16            HandleEvent(() => CallAction(changeType, runtimeId));17        }18    }19}20using FlaUI.Core.AutomationElements;21using FlaUI.Core.Definitions;22using FlaUI.UIA2.EventHandlers;23using System;24using System.Collections.Generic;25using System.Linq;26using System.Text;27using System.Threading.Tasks;28{29    {30        public static IUIA2PropertyChangedEventHandler CreatePropertyChangedEventHandler(FrameworkAutomationElementBase frameworkAutomationElement, Action<PropertyId, object> callAction)31        {32            return new UIA2PropertyChangedEventHandler(frameworkAutomationElement, callAction);33        }34        public static IUIA2StructureChangedEventHandler CreateStructureChangedEventHandler(FrameworkAutomationElementBase frameworkAutomationElement, Action<StructureChangeType, int[]> callAction)35        {36            return new UIA2StructureChangedEventHandler(frameworkAutomationElement, callAction);37        }38        public static IUIA2FocusChangedEventHandler CreateFocusChangedEventHandler(FrameworkAutomationElementBase frameworkAutomationElement, Action<int[]> callAction)39        {40            return new UIA2FocusChangedEventHandler(frameworkAutomationElement, callAction);41        }42        public static IUIA2AsyncContentLoadedEventHandler CreateAsyncContentLoadedEventHandler(FrameworkAutomationElementBase frameworkAutomationElement, Action<AsyncContentLoadedState> callAction)43        {44            return new UIA2AsyncContentLoadedEventHandler(frameworkAutomationElement, callAction);45        }46        public static IUIA2NotificationEventHandler CreateNotificationEventHandler(FrameworkAutomationElementBase frameworkAutomationElement, Action<NotificationKind, NotificationProcessing, string, string> callAction

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.Core;2using FlaUI.Core.AutomationElements;3using FlaUI.Core.AutomationElements.Infrastructure;4using FlaUI.Core.Definitions;5using FlaUI.Core.EventHandlers;6using System;7using System.Collections.Generic;8using System.Linq;9using System.Text;10using System.Threading.Tasks;11{12    {13        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<StructureChangedEventHandlerBase, Element, StructureChangeType, int[]> callAction) : base(automation, callAction)14        {15        }16        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<Element, StructureChangeType, int[]> callAction) : base(automation, callAction)17        {18        }19        protected override void StartListening()20        {21            Automation.AddStructureChangedEventHandler(Element, TreeScope.Element, this, StructureChangeType);22        }23        protected override void StopListening()24        {25            Automation.RemoveStructureChangedEventHandler(Element, this);26        }27    }28}29using FlaUI.Core;30using FlaUI.Core.AutomationElements;31using FlaUI.Core.AutomationElements.Infrastructure;32using FlaUI.Core.Definitions;33using FlaUI.Core.EventHandlers;34using System;35using System.Collections.Generic;36using System.Linq;37using System.Text;38using System.Threading.Tasks;39{40    {41        public UIA2PropertyChangedEventHandler(AutomationBase automation, Action<PropertyChangedEventHandlerBase, Element, PropertyId, object> callAction) : base(automation, callAction)42        {43        }44        public UIA2PropertyChangedEventHandler(AutomationBase automation, Action<Element, PropertyId, object> callAction) : base(automation, callAction)45        {46        }47        protected override void StartListening()48        {49            Automation.AddPropertyChangedEventHandler(Element, TreeScope.Element, this, PropertyId);50        }51        protected override void StopListening()52        {53            Automation.RemovePropertyChangedEventHandler(Element, this);54        }55    }56}57using FlaUI.Core;58using FlaUI.Core.AutomationElements;59using FlaUI.Core.Definitions;

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.Core.AutomationElements.Infrastructure;3using FlaUI.Core.Definitions;4using FlaUI.Core.Identifiers;5using FlaUI.UIA2.EventHandlers;6using FlaUI.UIA2.Identifiers;7using FlaUI.UIA3.EventHandlers;8using System;9using System.Collections.Generic;10using System.Linq;11using System.Text;12using System.Threading.Tasks;13{14    {15        static void Main(string[] args)16        {17            var app = FlaUI.Core.Application.Launch(@"C:\Windows\System32\notepad.exe");18            var automation = app.GetAutomation();19            var window = automation.GetDesktop().FindFirstChild(cf => cf.ByControlType(ControlType.Window)).AsWindow();20            window.Focus();21            window.Patterns.Window.Pattern.SetWindowVisualState(WindowVisualState.Maximized);22            var edit = window.FindFirstDescendant(cf => cf.ByControlType(ControlType.Edit)).AsTextBox();23            edit.Text = "Hello World";24            var structureChangedEventHandler = new UIA2StructureChangedEventHandler(automation, OnStructureChanged);25            automation.AddStructureChangedEventHandler(structureChangedEventHandler, edit.NativeElement);26            Console.WriteLine("Press any key to exit");27            Console.ReadKey();28            automation.RemoveStructureChangedEventHandler(structureChangedEventHandler);29            app.Close();30        }31        private static void OnStructureChanged(object sender, StructureChangedEventArgs e)32        {33            Console.WriteLine("StructureChanged event fired");34        }35    }36}

UIA2StructureChangedEventHandler

Using AI Code Generation

1using FlaUI.UIA2.EventHandlers;2using FlaUI.Core.AutomationElements;3using FlaUI.Core.EventHandlers;4using FlaUI.Core;5using FlaUI.Core.Identifiers;6using FlaUI.Core.AutomationElements.Infrastructure;7using FlaUI.Core.Definitions;8using FlaUI.Core.Conditions;

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.