Fixed tabs in Window.cs

src/Perspex.Controls/Window.cs

@@ -14,327 +14,326 @@ using System.Collections.Generic;
 
 namespace Perspex.Controls
 {
-	/// <summary>
-	/// Determines how a <see cref="Window"/> will size itself to fit its content.
-	/// </summary>
-	public enum SizeToContent
-	{
-		/// <summary>
-		/// The window will not automatically size itself to fit its content.
-		/// </summary>
-		Manual,
-
-		/// <summary>
-		/// The window will size itself horizontally to fit its content.
-		/// </summary>
-		Width,
-
-		/// <summary>
-		/// The window will size itself vertically to fit its content.
-		/// </summary>
-		Height,
-
-		/// <summary>
-		/// The window will size itself horizontally and vertically to fit its content.
-		/// </summary>
-		WidthAndHeight,
-	}
-
-	/// <summary>
-	/// A top-level window.
-	/// </summary>
-	public class Window : TopLevel, IStyleable, IFocusScope, ILayoutRoot, INameScope
-	{
-		private static IList<Window> s_windows = new List<Window>();
-
-		/// <summary>
-		/// Retrieves an enumeration of all Windows in the currently running application.
-		/// </summary>
-		public static IList<Window> OpenWindows => s_windows;
-
-		/// <summary>
-		/// Defines the <see cref="SizeToContent"/> property.
-		/// </summary>
-		public static readonly StyledProperty<SizeToContent> SizeToContentProperty =
-			PerspexProperty.Register<Window, SizeToContent>(nameof(SizeToContent));
-
-		/// <summary>
-		/// Enables of disables system window decorations (title bar, buttons, etc)
-		/// </summary>
-		public static readonly StyledProperty<bool> HasSystemDecorationsProperty =
-			PerspexProperty.Register<Window, bool>(nameof(HasSystemDecorations), true);
-
-		/// <summary>
-		/// Defines the <see cref="Title"/> property.
-		/// </summary>
-		public static readonly StyledProperty<string> TitleProperty =
-			PerspexProperty.Register<Window, string>(nameof(Title), "Window");
-
-		private readonly NameScope _nameScope = new NameScope();
-		private object _dialogResult;
-		private readonly Size _maxPlatformClientSize;
-
-		/// <summary>
-		/// Initializes static members of the <see cref="Window"/> class.
-		/// </summary>
-		static Window()
-		{
-			BackgroundProperty.OverrideDefaultValue(typeof(Window), Brushes.White);
-			TitleProperty.Changed.AddClassHandler<Window>((s, e) => s.PlatformImpl.SetTitle((string)e.NewValue));
-			HasSystemDecorationsProperty.Changed.AddClassHandler<Window>(
+    /// <summary>
+    /// Determines how a <see cref="Window"/> will size itself to fit its content.
+    /// </summary>
+    public enum SizeToContent
+    {
+        /// <summary>
+        /// The window will not automatically size itself to fit its content.
+        /// </summary>
+        Manual,
+
+        /// <summary>
+        /// The window will size itself horizontally to fit its content.
+        /// </summary>
+        Width,
+
+        /// <summary>
+        /// The window will size itself vertically to fit its content.
+        /// </summary>
+        Height,
+
+        /// <summary>
+        /// The window will size itself horizontally and vertically to fit its content.
+        /// </summary>
+        WidthAndHeight,
+    }
+
+    /// <summary>
+    /// A top-level window.
+    /// </summary>
+    public class Window : TopLevel, IStyleable, IFocusScope, ILayoutRoot, INameScope
+    {
+        private static IList<Window> s_windows = new List<Window>();
+
+        /// <summary>
+        /// Retrieves an enumeration of all Windows in the currently running application.
+        /// </summary>
+        public static IList<Window> OpenWindows => s_windows;
+
+        /// <summary>
+        /// Defines the <see cref="SizeToContent"/> property.
+        /// </summary>
+        public static readonly StyledProperty<SizeToContent> SizeToContentProperty =
+            PerspexProperty.Register<Window, SizeToContent>(nameof(SizeToContent));
+
+        /// <summary>
+        /// Enables of disables system window decorations (title bar, buttons, etc)
+        /// </summary>
+        public static readonly StyledProperty<bool> HasSystemDecorationsProperty =
+            PerspexProperty.Register<Window, bool>(nameof(HasSystemDecorations), true);
+
+        /// <summary>
+        /// Defines the <see cref="Title"/> property.
+        /// </summary>
+        public static readonly StyledProperty<string> TitleProperty =
+            PerspexProperty.Register<Window, string>(nameof(Title), "Window");
+
+        private readonly NameScope _nameScope = new NameScope();
+        private object _dialogResult;
+        private readonly Size _maxPlatformClientSize;
+
+        /// <summary>
+        /// Initializes static members of the <see cref="Window"/> class.
+        /// </summary>
+        static Window()
+        {
+            BackgroundProperty.OverrideDefaultValue(typeof(Window), Brushes.White);
+            TitleProperty.Changed.AddClassHandler<Window>((s, e) => s.PlatformImpl.SetTitle((string)e.NewValue));
+            HasSystemDecorationsProperty.Changed.AddClassHandler<Window>(
                 (s, e) => s.PlatformImpl.SetSystemDecorations((bool) e.NewValue));
-		}
-
-		/// <summary>
-		/// Initializes a new instance of the <see cref="Window"/> class.
-		/// </summary>
-		public Window()
-			: base(PlatformManager.CreateWindow())
-		{
-			_maxPlatformClientSize = this.PlatformImpl.MaxClientSize;
-		}
-
-		/// <inheritdoc/>
-		event EventHandler<NameScopeEventArgs> INameScope.Registered
-		{
-			add { _nameScope.Registered += value; }
-			remove { _nameScope.Registered -= value; }
-		}
-
-		/// <inheritdoc/>
-		event EventHandler<NameScopeEventArgs> INameScope.Unregistered
-		{
-			add { _nameScope.Unregistered += value; }
-			remove { _nameScope.Unregistered -= value; }
-		}
-
-		/// <summary>
-		/// Gets the platform-specific window implementation.
-		/// </summary>
-		public new IWindowImpl PlatformImpl => (IWindowImpl)base.PlatformImpl;
-
-		/// <summary>
-		/// Gets or sets a value indicating how the window will size itself to fit its content.
-		/// </summary>
-		public SizeToContent SizeToContent
-		{
-			get { return GetValue(SizeToContentProperty); }
-			set { SetValue(SizeToContentProperty, value); }
-		}
-
-		/// <summary>
-		/// Gets or sets the title of the window.
-		/// </summary>
-		public string Title
-		{
-			get { return GetValue(TitleProperty); }
-			set { SetValue(TitleProperty, value); }
-		}
-
-		/// <summary>
-		/// Enables of disables system window decorations (title bar, buttons, etc)
-		/// </summary>
-		/// 
-		public bool HasSystemDecorations
-		{
-			get { return GetValue(HasSystemDecorationsProperty); }
-			set { SetValue(HasSystemDecorationsProperty, value); }
-		}
-
-		/// <summary>
-		/// Gets or sets the minimized/maximized state of the window.
-		/// </summary>
-		public WindowState WindowState
-		{
-			get { return this.PlatformImpl.WindowState; }
-			set { this.PlatformImpl.WindowState = value; }
-		}
-
-		/// <inheritdoc/>
-		Size ILayoutRoot.MaxClientSize => _maxPlatformClientSize;
-
-		/// <inheritdoc/>
-		Type IStyleable.StyleKey => typeof(Window);
-
-		/// <summary>
-		/// Closes the window.
-		/// </summary>
-		public void Close()
-		{
-			s_windows.Remove(this);
-			PlatformImpl.Dispose();
-		}
-
-		protected override void HandleApplicationExiting()
-		{
-			base.HandleApplicationExiting();
-			Close();
-		}
-
-		/// <summary>
-		/// Closes a dialog window with the specified result.
-		/// </summary>
-		/// <param name="dialogResult">The dialog result.</param>
-		/// <remarks>
-		/// When the window is shown with the <see cref="ShowDialog{TResult}"/> method, the
-		/// resulting task will produce the <see cref="_dialogResult"/> value when the window
-		/// is closed.
-		/// </remarks>
-		public void Close(object dialogResult)
-		{
-			_dialogResult = dialogResult;
-			Close();
-		}
-
-		/// <summary>
-		/// Hides the window but does not close it.
-		/// </summary>
-		public void Hide()
-		{
-			using (BeginAutoSizing())
-			{
-				PlatformImpl.Hide();
-			}
-		}
-
-		/// <summary>
-		/// Shows the window.
-		/// </summary>
-		public void Show()
-		{
-			s_windows.Add(this);
-
-			EnsureInitialized();
-			LayoutManager.Instance.ExecuteInitialLayoutPass(this);
-
-			using (BeginAutoSizing())
-			{
-				PlatformImpl.Show();
-			}
-		}
-
-		/// <summary>
-		/// Shows the window as a dialog.
-		/// </summary>
-		/// <returns>
-		/// A task that can be used to track the lifetime of the dialog.
-		/// </returns>
-		public Task ShowDialog()
-		{
-			return ShowDialog<object>();
-		}
-
-		/// <summary>
-		/// Shows the window as a dialog.
-		/// </summary>
-		/// <typeparam name="TResult">
-		/// The type of the result produced by the dialog.
-		/// </typeparam>
-		/// <returns>.
-		/// A task that can be used to retrive the result of the dialog when it closes.
-		/// </returns>
-		public Task<TResult> ShowDialog<TResult>()
-		{
-			s_windows.Add(this);
-
-			EnsureInitialized();
-			LayoutManager.Instance.ExecuteInitialLayoutPass(this);
-
-			using (BeginAutoSizing())
-			{
-				var modal = PlatformImpl.ShowDialog();
-				var result = new TaskCompletionSource<TResult>();
-
-				Observable.FromEventPattern(this, nameof(Closed))
-					.Take(1)
-					.Subscribe(_ =>
-					{
-						modal.Dispose();
-						result.SetResult((TResult)_dialogResult);
-					});
-
-				return result.Task;
-			}
-		}
-
-		/// <inheritdoc/>
-		void INameScope.Register(string name, object element)
-		{
-			_nameScope.Register(name, element);
-		}
-
-		/// <inheritdoc/>
-		object INameScope.Find(string name)
-		{
-			return _nameScope.Find(name);
-		}
-
-		/// <inheritdoc/>
-		void INameScope.Unregister(string name)
-		{
-			_nameScope.Unregister(name);
-		}
-
-		/// <inheritdoc/>
-		protected override Size MeasureOverride(Size availableSize)
-		{
-			var sizeToContent = SizeToContent;
-			var size = ClientSize;
-			var desired = base.MeasureOverride(availableSize.Constrain(_maxPlatformClientSize));
-
-			switch (sizeToContent)
-			{
-				case SizeToContent.Width:
-					size = new Size(desired.Width, ClientSize.Height);
-					break;
-				case SizeToContent.Height:
-					size = new Size(ClientSize.Width, desired.Height);
-					break;
-				case SizeToContent.WidthAndHeight:
-					size = new Size(desired.Width, desired.Height);
-					break;
-				case SizeToContent.Manual:
-					size = ClientSize;
-					break;
-				default:
-					throw new InvalidOperationException("Invalid value for SizeToContent.");
-			}
-
-			return size;
-		}
-
-		/// <inheritdoc/>
-		protected override void HandleResized(Size clientSize)
-		{
-			if (!AutoSizing)
-			{
-				SizeToContent = SizeToContent.Manual;
-			}
-
-			base.HandleResized(clientSize);
-		}
-
-		private void EnsureInitialized()
-		{
-			if (!this.IsInitialized)
-			{
-				var init = (ISupportInitialize)this;
-				init.BeginInit();
-				init.EndInit();
-			}
-		}
-	}
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Window"/> class.
+        /// </summary>
+        public Window()
+            : base(PlatformManager.CreateWindow())
+        {
+            _maxPlatformClientSize = this.PlatformImpl.MaxClientSize;
+        }
+
+        /// <inheritdoc/>
+        event EventHandler<NameScopeEventArgs> INameScope.Registered
+        {
+            add { _nameScope.Registered += value; }
+            remove { _nameScope.Registered -= value; }
+        }
+
+        /// <inheritdoc/>
+        event EventHandler<NameScopeEventArgs> INameScope.Unregistered
+        {
+            add { _nameScope.Unregistered += value; }
+            remove { _nameScope.Unregistered -= value; }
+        }
+
+        /// <summary>
+        /// Gets the platform-specific window implementation.
+        /// </summary>
+        public new IWindowImpl PlatformImpl => (IWindowImpl)base.PlatformImpl;
+
+        /// <summary>
+        /// Gets or sets a value indicating how the window will size itself to fit its content.
+        /// </summary>
+        public SizeToContent SizeToContent
+        {
+            get { return GetValue(SizeToContentProperty); }
+            set { SetValue(SizeToContentProperty, value); }
+        }
+
+        /// <summary>
+        /// Gets or sets the title of the window.
+        /// </summary>
+        public string Title
+        {
+            get { return GetValue(TitleProperty); }
+            set { SetValue(TitleProperty, value); }
+        }
+
+        /// <summary>
+        /// Enables of disables system window decorations (title bar, buttons, etc)
+        /// </summary>
+        /// 
+        public bool HasSystemDecorations
+        {
+            get { return GetValue(HasSystemDecorationsProperty); }
+            set { SetValue(HasSystemDecorationsProperty, value); }
+        }
+
+        /// <summary>
+        /// Gets or sets the minimized/maximized state of the window.
+        /// </summary>
+        public WindowState WindowState
+        {
+            get { return this.PlatformImpl.WindowState; }
+            set { this.PlatformImpl.WindowState = value; }
+        }
+
+        /// <inheritdoc/>
+        Size ILayoutRoot.MaxClientSize => _maxPlatformClientSize;
+
+        /// <inheritdoc/>
+        Type IStyleable.StyleKey => typeof(Window);
+
+        /// <summary>
+        /// Closes the window.
+        /// </summary>
+        public void Close()
+        {
+            s_windows.Remove(this);
+            PlatformImpl.Dispose();
+        }
+
+        protected override void HandleApplicationExiting()
+        {
+            base.HandleApplicationExiting();
+            Close();
+        }
+
+        /// <summary>
+        /// Closes a dialog window with the specified result.
+        /// </summary>
+        /// <param name="dialogResult">The dialog result.</param>
+        /// <remarks>
+        /// When the window is shown with the <see cref="ShowDialog{TResult}"/> method, the
+        /// resulting task will produce the <see cref="_dialogResult"/> value when the window
+        /// is closed.
+        /// </remarks>
+        public void Close(object dialogResult)
+        {
+            _dialogResult = dialogResult;
+            Close();
+        }
+
+        /// <summary>
+        /// Hides the window but does not close it.
+        /// </summary>
+        public void Hide()
+        {
+            using (BeginAutoSizing())
+            {
+                PlatformImpl.Hide();
+            }
+        }
+
+        /// <summary>
+        /// Shows the window.
+        /// </summary>
+        public void Show()
+        {
+            s_windows.Add(this);
+
+            EnsureInitialized();
+            LayoutManager.Instance.ExecuteInitialLayoutPass(this);
+
+            using (BeginAutoSizing())
+            {
+                PlatformImpl.Show();
+            }
+        }
+
+        /// <summary>
+        /// Shows the window as a dialog.
+        /// </summary>
+        /// <returns>
+        /// A task that can be used to track the lifetime of the dialog.
+        /// </returns>
+        public Task ShowDialog()
+        {
+            return ShowDialog<object>();
+        }
+
+        /// <summary>
+        /// Shows the window as a dialog.
+        /// </summary>
+        /// <typeparam name="TResult">
+        /// The type of the result produced by the dialog.
+        /// </typeparam>
+        /// <returns>.
+        /// A task that can be used to retrive the result of the dialog when it closes.
+        /// </returns>
+        public Task<TResult> ShowDialog<TResult>()
+        {
+            s_windows.Add(this);
+
+            EnsureInitialized();
+            LayoutManager.Instance.ExecuteInitialLayoutPass(this);
+
+            using (BeginAutoSizing())
+            {
+                var modal = PlatformImpl.ShowDialog();
+                var result = new TaskCompletionSource<TResult>();
+
+                Observable.FromEventPattern(this, nameof(Closed))
+                    .Take(1)
+                    .Subscribe(_ =>
+                    {
+                        modal.Dispose();
+                        result.SetResult((TResult)_dialogResult);
+                    });
+
+                return result.Task;
+            }
+        }
+
+        /// <inheritdoc/>
+        void INameScope.Register(string name, object element)
+        {
+            _nameScope.Register(name, element);
+        }
+
+        /// <inheritdoc/>
+        object INameScope.Find(string name)
+        {
+            return _nameScope.Find(name);
+        }
+
+        /// <inheritdoc/>
+        void INameScope.Unregister(string name)
+        {
+            _nameScope.Unregister(name);
+        }
+
+        /// <inheritdoc/>
+        protected override Size MeasureOverride(Size availableSize)
+        {
+            var sizeToContent = SizeToContent;
+            var size = ClientSize;
+            var desired = base.MeasureOverride(availableSize.Constrain(_maxPlatformClientSize));
+
+            switch (sizeToContent)
+            {
+                case SizeToContent.Width:
+                    size = new Size(desired.Width, ClientSize.Height);
+                    break;
+                case SizeToContent.Height:
+                    size = new Size(ClientSize.Width, desired.Height);
+                    break;
+                case SizeToContent.WidthAndHeight:
+                    size = new Size(desired.Width, desired.Height);
+                    break;
+                case SizeToContent.Manual:
+                    size = ClientSize;
+                    break;
+                default:
+                    throw new InvalidOperationException("Invalid value for SizeToContent.");
+            }
+
+            return size;
+        }
+
+        /// <inheritdoc/>
+        protected override void HandleResized(Size clientSize)
+        {
+            if (!AutoSizing)
+            {
+                SizeToContent = SizeToContent.Manual;
+            }
+
+            base.HandleResized(clientSize);
+        }
+
+        private void EnsureInitialized()
+        {
+            if (!this.IsInitialized)
+            {
+                var init = (ISupportInitialize)this;
+                init.BeginInit();
+                init.EndInit();
+            }
+        }
+    }
 }
-
 namespace Perspex
 {
-	public static class WindowApplicationExtensions
-	{
-		public static void RunWithMainWindow<WindowT>(this Application app) where WindowT : Perspex.Controls.Window, new()
-		{
-			var window = new WindowT();
-			window.Show();
-			app.Run(window);
-		}
-	}
+    public static class WindowApplicationExtensions
+    {
+        public static void RunWithMainWindow<WindowT>(this Application app) where WindowT : Perspex.Controls.Window, new()
+        {
+            var window = new WindowT();
+            window.Show();
+            app.Run(window);
+        }
+    }
 }