Feature/#248: Added synchronization extensions for the ObservableCollection

src/Simplify.Wpf/Extensions/ObservableCollectionExtensions.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.ObjectModel;
+using System.Windows.Data;
+
+namespace Simplify.Wpf.Extensions
+{
+	/// <summary>
+	/// Provides extensions for the ObservableCollection
+	/// </summary>
+	public static class ObservableCollectionExtensions
+	{
+		/// <summary>
+		/// Enables multi-thread synchronization of ObservableCollection instance
+		/// </summary>
+		/// <param name="collection">ObservableCollection instance</param>
+		/// <param name="lockObject"></param>
+		/// <typeparam name="T"></typeparam>
+		/// <returns></returns>
+		public static ObservableCollection<T> EnableSynchronization<T>(this ObservableCollection<T> collection, object? lockObject = null)
+		{
+			if (collection is null)
+				throw new ArgumentNullException(nameof(collection), "ObservableCollection instance is Null");
+
+			BindingOperations.EnableCollectionSynchronization(collection, lockObject ?? new object());
+			return collection;
+		}
+	}
+}

src/Simplify.Wpf/Simplify.Wpf.csproj

@@ -0,0 +1,33 @@
+<Project Sdk="Microsoft.NET.Sdk">
+	<PropertyGroup>
+		<TargetFrameworks>net462</TargetFrameworks>
+		<LangVersion>9.0</LangVersion>
+		<Nullable>enable</Nullable>
+		<EmbedUntrackedSources>true</EmbedUntrackedSources>
+		<IncludeSymbols>true</IncludeSymbols>
+		<SymbolPackageFormat>snupkg</SymbolPackageFormat>
+		<OutputPath>bin\Any CPU\$(Configuration)\</OutputPath>
+		<DocumentationFile>bin\Any CPU\$(Configuration)\$(TargetFramework)\Simplify.Wpf.xml</DocumentationFile>
+
+		<Version>1.0</Version>
+		<PackageReleaseNotes>
+			ObservableCollection synchronization extensions.
+			SynchronizedObservableCollection class.
+		</PackageReleaseNotes>
+
+		<Authors>Simplify community</Authors>
+		<Product>Simplify</Product>
+		<Description>Extensions for the PresentationFramework</Description>
+		<Copyright>Licensed under LGPL</Copyright>
+		<PackageProjectUrl>https://github.com/SimplifyNet/Simplify</PackageProjectUrl>
+		<PackageIconUrl>https://raw.githubusercontent.com/SimplifyNet/Images/master/Logo.png</PackageIconUrl>
+		<PublishRepositoryUrl>true</PublishRepositoryUrl>
+		<PackageTags>.NET WPF</PackageTags>
+	</PropertyGroup>
+	<ItemGroup>
+		<PackageReference Include="Simplify.System" Version="1.5.0" />
+	</ItemGroup>
+	<ItemGroup>
+		<Reference Include="PresentationFramework" />
+	</ItemGroup>
+</Project>

src/Simplify.Wpf/SynchronizedObservableCollection.cs

@@ -0,0 +1,53 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using Simplify.System;
+using Simplify.Wpf.Extensions;
+
+namespace Simplify.Wpf
+{
+	/// <summary>
+	/// Provides multi-thread synchronized ObservableCollection. Implements IConcurrentResource.
+	/// </summary>
+	/// <typeparam name="T">Data type</typeparam>
+	public class SynchronizedObservableCollection<T> : ObservableCollection<T>, IConcurrentResource
+	{
+		private readonly object _locker = new();
+
+		/// <summary>
+		/// Creates instance of SynchronizedObservableCollection.
+		/// </summary>
+		public SynchronizedObservableCollection()
+		{
+			this.EnableSynchronization(_locker);
+		}
+
+		/// <summary>
+		/// Creates instance of SynchronizedObservableCollection.
+		/// </summary>
+		/// <param name="list"></param>
+		public SynchronizedObservableCollection(List<T> list) : base(list)
+		{
+			this.EnableSynchronization(_locker);
+		}
+
+		/// <summary>
+		/// Creates instance of SynchronizedObservableCollection.
+		/// </summary>
+		/// <param name="collection"></param>
+		public SynchronizedObservableCollection(IEnumerable<T> collection) : base(collection)
+		{
+			this.EnableSynchronization(_locker);
+		}
+
+		/// <summary>
+		/// Invoke the action concurrently
+		/// </summary>
+		/// <param name="action">Action over current collection</param>
+		public void InvokeConcurrently(Action action)
+		{
+			if (action is null) throw new ArgumentNullException(nameof(action));
+			lock (_locker) action();
+		}
+	}
+}

src/Simplify.sln

@@ -137,6 +137,10 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Simplify.FluentNHibernate.E
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Simplify.FluentNHibernate.Examples.Database.IntegrationTests", "Examples\Simplify.FluentNHibernate.Examples.Database.IntegrationTests\Simplify.FluentNHibernate.Examples.Database.IntegrationTests.csproj", "{A772A1FC-2AF8-4411-883D-3646339009BE}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "WPF", "WPF", "{B2CDEA39-00C4-4285-9730-EA6C50011D20}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Simplify.Wpf", "Simplify.Wpf\Simplify.Wpf.csproj", "{0C1DF149-F9ED-471A-8EBF-B212A9CA7C5B}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -323,6 +327,10 @@ Global
 		{A772A1FC-2AF8-4411-883D-3646339009BE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A772A1FC-2AF8-4411-883D-3646339009BE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A772A1FC-2AF8-4411-883D-3646339009BE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0C1DF149-F9ED-471A-8EBF-B212A9CA7C5B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0C1DF149-F9ED-471A-8EBF-B212A9CA7C5B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0C1DF149-F9ED-471A-8EBF-B212A9CA7C5B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0C1DF149-F9ED-471A-8EBF-B212A9CA7C5B}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -378,6 +386,7 @@ Global
 		{09BC064D-3174-4FDE-B87F-0F21BA067A5D} = {2D057C2A-06BD-48F2-A075-B6EC42D39007}
 		{1A825EB4-13D4-45D0-9925-C6AADC3D47EF} = {2D057C2A-06BD-48F2-A075-B6EC42D39007}
 		{A772A1FC-2AF8-4411-883D-3646339009BE} = {2D057C2A-06BD-48F2-A075-B6EC42D39007}
+		{0C1DF149-F9ED-471A-8EBF-B212A9CA7C5B} = {B2CDEA39-00C4-4285-9730-EA6C50011D20}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {466E8FF6-456A-4262-A9ED-5E88DB8DCB08}