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Automation Advisor
FlaUI
FlaUI.UIA2.EventHandlers
UIA2PropertyChangedEventHandler

How to use UIA2PropertyChangedEventHandler class of FlaUI.UIA2.EventHandlers package

Best FlaUI code snippet using FlaUI.UIA2.EventHandlers.UIA2PropertyChangedEventHandler

UIA2PropertyChangedEventHandler.cs

Source:UIA2PropertyChangedEventHandler.cs

...8{9    /// <summary>10    /// UIA2 implementation of a property changed event handler.11    /// </summary>12    public class UIA2PropertyChangedEventHandler : PropertyChangedEventHandlerBase13    {14        public UIA.AutomationPropertyChangedEventHandler EventHandler { get; }15        public UIA2PropertyChangedEventHandler(FrameworkAutomationElementBase frameworkElement, Action<AutomationElement, PropertyId, object> callAction) : base(frameworkElement, callAction)16        {17            EventHandler = HandlePropertyChangedEvent;18        }19        private void HandlePropertyChangedEvent(object sender, UIA.AutomationPropertyChangedEventArgs automationPropertyChangedEventArgs)20        {21            var frameworkElement = new UIA2FrameworkAutomationElement((UIA2Automation)Automation, (UIA.AutomationElement)sender);22            var senderElement = new AutomationElement(frameworkElement);23            var propertyId = PropertyId.Find(Automation.AutomationType, automationPropertyChangedEventArgs.Property.Id);24            HandlePropertyChangedEvent(senderElement, propertyId, automationPropertyChangedEventArgs.NewValue);25        }26    }27}...

UIA2PropertyChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.Core.Definitions;3using FlaUI.Core.EventHandlers;4using FlaUI.Core.Identifiers;5using FlaUI.UIA2.EventHandlers;6using System;7using System.Collections.Generic;8using System.Linq;9using System.Text;10using System.Threading.Tasks;11{12    {13        static void Main(string[] args)14        {15            var app = FlaUI.Core.Application.Launch("C:\\Windows\\System32\\notepad.exe");16            var mainWindow = app.GetMainWindow(FlaUI.Core.WindowsFramework.WinForms);17            var automationElement = mainWindow.AutomationElement;18            var automationProperty = AutomationElement.NameProperty;19            var handler = new UIA2PropertyChangedEventHandler(automationElement, automationProperty);20            handler.AddEventHandler((s, e) => { Console.WriteLine("Property changed"); });21            handler.RemoveEventHandler();22            app.Close();23        }24    }25}

UIA2PropertyChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.Core.EventHandlers;3using FlaUI.Core.Identifiers;4using FlaUI.Core.Patterns;5using FlaUI.UIA2.EventHandlers;6using FlaUI.UIA2.Identifiers;7using FlaUI.UIA2.Patterns;8using System;9using System.Collections.Generic;10using System.Linq;11using System.Text;12using System.Threading.Tasks;13using System.Windows.Automation;14using static FlaUI.Core.Definitions.PropertyIds;15{16    {17        public UIA2PropertyChangedEventHandler(AutomationBase automation, Action<PropertyChangedEventHandlerBase, IAutomationElement, PropertyId, object> callAction) : base(automation, callAction)18        {19        }20        public static UIA2PropertyChangedEventHandler Create(AutomationBase automation, Action<PropertyChangedEventHandlerBase, IAutomationElement, PropertyId, object> callAction)21        {22            return new UIA2PropertyChangedEventHandler(automation, callAction);23        }24        protected override void StartListeningNativeEvent()25        {26            Automation.AddAutomationPropertyChangedEventHandler(NativeAutomationElement, TreeScope.Element, HandlePropertyChangedEvent, AutomationProperty.AllProperties);27        }28        protected override void StopListeningNativeEvent()29        {30            Automation.RemoveAutomationPropertyChangedEventHandler(NativeAutomationElement, HandlePropertyChangedEvent);31        }32        private void HandlePropertyChangedEvent(object sender, AutomationPropertyChangedEventArgs e)33        {34            var automationProperty = UIA2PropertyLibrary.GetProperty(e.Property.Id);35            var propertyId = automationProperty?.Property;36            var newValue = e.NewValue;37            if (propertyId != null)38            {39                OnEvent(automationProperty, newValue);40            }41        }42    }43}44using FlaUI.Core.AutomationElements;45using FlaUI.Core.EventHandlers;46using FlaUI.Core.Identifiers;47using FlaUI.Core.Patterns;48using FlaUI.UIA2.EventHandlers;49using FlaUI.UIA2.Identifiers;50using FlaUI.UIA2.Patterns;51using System;52using System.Collections.Generic;53using System.Linq;54using System.Text;55using System.Threading.Tasks;56using System.Windows.Automation;57using static FlaUI.Core.Definitions.PropertyIds;58{

UIA2PropertyChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.Core.AutomationElements.Infrastructure;3using FlaUI.Core.Definitions;4using FlaUI.Core.EventHandlers;5using FlaUI.UIA2.EventHandlers;6using System;7{8    {9        public UIA2PropertyChangedEventHandler(AutomationBase automation, Action<AutomationElement, PropertyId, object> callAction) : base(automation, callAction)10        {11        }12        public UIA2PropertyChangedEventHandler(AutomationBase automation, Action<AutomationElement, PropertyId, object> callAction, Action<AutomationElement, PropertyId, object> disconnectAction) : base(automation, callAction, disconnectAction)13        {14        }15        protected override void StartListeningNativeEvent()16        {17            NativeElement.AddPropertyChangedEventHandler(EventId, AutomationObject, HandlePropertyChangedEvent);18        }19        protected override void StopListeningNativeEvent()20        {21            NativeElement.RemovePropertyChangedEventHandler(EventId, HandlePropertyChangedEvent);22        }23        private void HandlePropertyChangedEvent(object sender, System.Windows.Automation.AutomationPropertyChangedEventArgs e)24        {25            var automationElement = AutomationElementConverter.NativeToManaged(Automation, sender as System.Windows.Automation.AutomationElement);26            var propertyId = PropertyId.Find(Automation, e.Property.Id);27            CallAction(automationElement, propertyId, e.NewValue);28        }29    }30}31using FlaUI.Core.AutomationElements;32using FlaUI.Core.AutomationElements.Infrastructure;33using FlaUI.Core.Definitions;34using FlaUI.Core.EventHandlers;35using FlaUI.UIA2.EventHandlers;36using System;37{38    {39        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction) : base(automation, callAction)40        {41        }42        public UIA2StructureChangedEventHandler(AutomationBase automation, Action<AutomationElement, StructureChangeType, int[]> callAction, Action<AutomationElement, StructureChangeType, int[]> disconnectAction) : base(automation, callAction, disconnectAction)43        {44        }45        protected override void StartListeningNativeEvent()46        {47            NativeElement.AddStructureChangedEventHandler(Event

UIA2PropertyChangedEventHandler

Using AI Code Generation

1using FlaUI.Core.AutomationElements;2using FlaUI.UIA2.EventHandlers;3using FlaUI.Core;4using FlaUI.Core.Definitions;5using FlaUI.Core.EventHandlers;6using FlaUI.Core.Identifiers;7using System;8using System.Collections.Generic;9using System.Linq;10using System.Text;11using System.Threading.Tasks;12{13    {14        static void Main(string[] args)15        {16            var application = FlaUI.Core.Application.Launch(@"C:\Program Files (x86)\Notepad++\notepad++.exe");17            var automation = FlaUI.Core.Automation.GetAutomationForProcess(application.ProcessId);18            var window = automation.GetDesktop().FindFirstChild(cf => cf.ByClassName("Notepad++").And(cf.ByName("Untitled - Notepad++")));19            var button = window.FindFirstDescendant(cf => cf.ByControlType(FlaUI.Core.Definitions.ControlType.Button));20            var eventHandler = new UIA2PropertyChangedEventHandler(automation, window, button, automation.PropertyLibrary.Element.Name);21            eventHandler.StartListening();22            button.Click();23            System.Threading.Thread.Sleep(5000);24            application.Close();25        }26    }27}

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