Merge branch 'master' into master

src/Android/Avalonia.Android/AndroidPlatform.cs

@@ -54,6 +54,7 @@ namespace Avalonia.Android
                 .Bind<IPlatformIconLoader>().ToSingleton<PlatformIconLoader>()
                 .Bind<IRenderTimer>().ToConstant(new DefaultRenderTimer(60))
                 .Bind<IRenderLoop>().ToConstant(new RenderLoop())
+                .Bind<PlatformHotkeyConfiguration>().ToSingleton<PlatformHotkeyConfiguration>()
                 .Bind<IAssetLoader>().ToConstant(new AssetLoader(app.GetType().Assembly));
 
             SkiaPlatform.Initialize();

src/Avalonia.Controls/Application.cs

@@ -122,11 +122,11 @@ namespace Avalonia
                 if (_resources != null)
                 {
                     hadResources = _resources.Count > 0;
-                    _resources.ResourcesChanged -= ResourcesChanged;
+                    _resources.ResourcesChanged -= ThisResourcesChanged;
                 }
 
                 _resources = value;
-                _resources.ResourcesChanged += ResourcesChanged;
+                _resources.ResourcesChanged += ThisResourcesChanged;
 
                 if (hadResources || _resources.Count > 0)
                 {
@@ -343,5 +343,10 @@ namespace Avalonia
                 .Bind<IGlobalClock>().ToConstant(clock)
                 .GetService<IRenderLoop>()?.Add(clock);
         }
+
+        private void ThisResourcesChanged(object sender, ResourcesChangedEventArgs e)
+        {
+            ResourcesChanged?.Invoke(this, e);
+        }
     }
 }

src/Avalonia.Controls/Remote/RemoteWidget.cs

@@ -11,11 +11,19 @@ namespace Avalonia.Controls.Remote
 {
     public class RemoteWidget : Control
     {
+        public enum SizingMode
+        {
+            Local,
+            Remote
+        }
+
         private readonly IAvaloniaRemoteTransportConnection _connection;
         private FrameMessage _lastFrame;
         private WriteableBitmap _bitmap;
         public RemoteWidget(IAvaloniaRemoteTransportConnection connection)
         {
+            Mode = SizingMode.Local;
+
             _connection = connection;
             _connection.OnMessage += (t, msg) => Dispatcher.UIThread.Post(() => OnMessage(msg));
             _connection.Send(new ClientSupportedPixelFormatsMessage
@@ -28,6 +36,8 @@ namespace Avalonia.Controls.Remote
             });
         }
 
+        public SizingMode Mode { get; set; }
+
         private void OnMessage(object msg)
         {
             if (msg is FrameMessage frame)
@@ -44,13 +54,17 @@ namespace Avalonia.Controls.Remote
 
         protected override void ArrangeCore(Rect finalRect)
         {
-            _connection.Send(new ClientViewportAllocatedMessage
+            if (Mode == SizingMode.Local)
             {
-                Width = finalRect.Width,
+                _connection.Send(new ClientViewportAllocatedMessage
-                Height = finalRect.Height,
+                {
-                DpiX = 96,
+                    Width = finalRect.Width,
-                DpiY = 96 //TODO: Somehow detect the actual DPI
+                    Height = finalRect.Height,
-            });
+                    DpiX = 10 * 96,
+                    DpiY = 10 * 96 //TODO: Somehow detect the actual DPI
+                });
+            }
+
             base.ArrangeCore(finalRect);
         }
 

src/Avalonia.Controls/Remote/Server/RemoteServerTopLevelImpl.cs

@@ -4,11 +4,15 @@ using System.Runtime.InteropServices;
 using Avalonia.Controls.Embedding.Offscreen;
 using Avalonia.Controls.Platform.Surfaces;
 using Avalonia.Input;
+using Avalonia.Input.Raw;
 using Avalonia.Layout;
 using Avalonia.Platform;
 using Avalonia.Remote.Protocol;
+using Avalonia.Remote.Protocol.Input;
 using Avalonia.Remote.Protocol.Viewport;
 using Avalonia.Threading;
+using InputModifiers = Avalonia.Input.InputModifiers;
+using Key = Avalonia.Input.Key;
 using PixelFormat = Avalonia.Platform.PixelFormat;
 using ProtocolPixelFormat = Avalonia.Remote.Protocol.Viewport.PixelFormat;
 
@@ -31,6 +35,67 @@ namespace Avalonia.Controls.Remote.Server
         {
             _transport = transport;
             _transport.OnMessage += OnMessage;
+
+            KeyboardDevice = AvaloniaLocator.Current.GetService<IKeyboardDevice>();
+        }
+
+        private static RawMouseEventType GetAvaloniaEventType (Avalonia.Remote.Protocol.Input.MouseButton button, bool pressed)
+        {
+            switch (button)
+            {
+                case Avalonia.Remote.Protocol.Input.MouseButton.Left:
+                    return pressed ? RawMouseEventType.LeftButtonDown : RawMouseEventType.LeftButtonUp;
+
+                case Avalonia.Remote.Protocol.Input.MouseButton.Middle:
+                    return pressed ? RawMouseEventType.MiddleButtonDown : RawMouseEventType.MiddleButtonUp;
+
+                case Avalonia.Remote.Protocol.Input.MouseButton.Right:
+                    return pressed ? RawMouseEventType.RightButtonDown : RawMouseEventType.RightButtonUp;
+
+                default:
+                    return RawMouseEventType.Move;
+            }
+        }
+
+        private static InputModifiers GetAvaloniaInputModifiers (Avalonia.Remote.Protocol.Input.InputModifiers[] modifiers)
+        {
+            var result = InputModifiers.None;
+
+            foreach(var modifier in modifiers)
+            {
+                switch (modifier)
+                {
+                    case Avalonia.Remote.Protocol.Input.InputModifiers.Control:
+                        result |= InputModifiers.Control;
+                        break;
+
+                    case Avalonia.Remote.Protocol.Input.InputModifiers.Alt:
+                        result |= InputModifiers.Alt;
+                        break;
+
+                    case Avalonia.Remote.Protocol.Input.InputModifiers.Shift:
+                        result |= InputModifiers.Shift;
+                        break;
+
+                    case Avalonia.Remote.Protocol.Input.InputModifiers.Windows:
+                        result |= InputModifiers.Windows;
+                        break;
+
+                    case Avalonia.Remote.Protocol.Input.InputModifiers.LeftMouseButton:
+                        result |= InputModifiers.LeftMouseButton;
+                        break;
+
+                    case Avalonia.Remote.Protocol.Input.InputModifiers.MiddleMouseButton:
+                        result |= InputModifiers.MiddleMouseButton;
+                        break;
+
+                    case Avalonia.Remote.Protocol.Input.InputModifiers.RightMouseButton:
+                        result |= InputModifiers.RightMouseButton;
+                        break;
+                }
+            }
+
+            return result;
         }
 
         protected virtual void OnMessage(IAvaloniaRemoteTransportConnection transport, object obj)
@@ -45,6 +110,16 @@ namespace Avalonia.Controls.Remote.Server
                     }
                     Dispatcher.UIThread.Post(RenderIfNeeded);
                 }
+                if(obj is ClientRenderInfoMessage renderInfo)
+                {
+                    lock(_lock)
+                    {
+                        _dpi = new Vector(renderInfo.DpiX, renderInfo.DpiY);
+                        _invalidated = true;
+                    }
+                    
+                    Dispatcher.UIThread.Post(RenderIfNeeded);
+                }
                 if (obj is ClientSupportedPixelFormatsMessage supportedFormats)
                 {
                     lock (_lock)
@@ -82,6 +157,84 @@ namespace Avalonia.Controls.Remote.Server
                         _pendingAllocation = allocated;
                     }
                 }
+                if(obj is PointerMovedEventMessage pointer)
+                {
+                    Dispatcher.UIThread.Post(() =>
+                    {
+                        Input?.Invoke(new RawMouseEventArgs(
+                            MouseDevice, 
+                            0, 
+                            InputRoot, 
+                            RawMouseEventType.Move, 
+                            new Point(pointer.X, pointer.Y), 
+                            GetAvaloniaInputModifiers(pointer.Modifiers)));
+                    }, DispatcherPriority.Input);
+                }
+                if(obj is PointerPressedEventMessage pressed)
+                {
+                    Dispatcher.UIThread.Post(() =>
+                    {
+                        Input?.Invoke(new RawMouseEventArgs(
+                            MouseDevice,
+                            0,
+                            InputRoot,
+                            GetAvaloniaEventType(pressed.Button, true),
+                            new Point(pressed.X, pressed.Y),
+                            GetAvaloniaInputModifiers(pressed.Modifiers)));
+                    }, DispatcherPriority.Input);
+                }
+                if (obj is PointerPressedEventMessage released)
+                {
+                    Dispatcher.UIThread.Post(() =>
+                    {
+                        Input?.Invoke(new RawMouseEventArgs(
+                            MouseDevice,
+                            0,
+                            InputRoot,
+                            GetAvaloniaEventType(released.Button, false),
+                            new Point(released.X, released.Y),
+                            GetAvaloniaInputModifiers(released.Modifiers)));
+                    }, DispatcherPriority.Input);
+                }
+                if(obj is ScrollEventMessage scroll)
+                {
+                    Dispatcher.UIThread.Post(() =>
+                    {
+                        Input?.Invoke(new RawMouseWheelEventArgs(
+                            MouseDevice,
+                            0,
+                            InputRoot,
+                            new Point(scroll.X, scroll.Y),
+                            new Vector(scroll.DeltaX, scroll.DeltaY),
+                            GetAvaloniaInputModifiers(scroll.Modifiers)));
+                    }, DispatcherPriority.Input);
+                }
+                if(obj is KeyEventMessage key)
+                {
+                    Dispatcher.UIThread.RunJobs(DispatcherPriority.Input + 1);
+
+                    Dispatcher.UIThread.Post(() =>
+                    {
+                        Input?.Invoke(new RawKeyEventArgs(
+                            KeyboardDevice,
+                            0,
+                            key.IsDown ? RawKeyEventType.KeyDown : RawKeyEventType.KeyUp,
+                            (Key)key.Key,
+                            GetAvaloniaInputModifiers(key.Modifiers)));
+                    }, DispatcherPriority.Input);
+                }
+                if(obj is TextInputEventMessage text)
+                {
+                    Dispatcher.UIThread.RunJobs(DispatcherPriority.Input + 1);
+
+                    Dispatcher.UIThread.Post(() =>
+                    {
+                        Input?.Invoke(new RawTextInputEventArgs(
+                            KeyboardDevice,
+                            0,
+                            text.Text));
+                    }, DispatcherPriority.Input);
+                }
             }
         }
 
@@ -102,6 +255,12 @@ namespace Avalonia.Controls.Remote.Server
         
         FrameMessage RenderFrame(int width, int height, ProtocolPixelFormat? format)
         {
+            var scalingX = _dpi.X / 96.0;
+            var scalingY = _dpi.Y / 96.0;
+
+            width = (int)(width * scalingX);
+            height = (int)(height * scalingY);
+
             var fmt = format ?? ProtocolPixelFormat.Rgba8888;
             var bpp = fmt == ProtocolPixelFormat.Rgb565 ? 2 : 4;
             var data = new byte[width * height * bpp];
@@ -169,5 +328,7 @@ namespace Avalonia.Controls.Remote.Server
         }
 
         public override IMouseDevice MouseDevice { get; } = new MouseDevice();
+
+        public IKeyboardDevice KeyboardDevice { get; }
     }
 }

src/Avalonia.Controls/TextBox.cs

@@ -368,186 +368,242 @@ namespace Avalonia.Controls
             string text = Text ?? string.Empty;
             int caretIndex = CaretIndex;
             bool movement = false;
+            bool selection = false;
             bool handled = false;
             var modifiers = e.Modifiers;
 
-            switch (e.Key)
+            var keymap = AvaloniaLocator.Current.GetService<PlatformHotkeyConfiguration>();
-            {
-                case Key.A:
-                    if (modifiers == InputModifiers.Control)
-                    {
-                        SelectAll();
-                        handled = true;
-                    }
-                    break;
-                case Key.C:
-                    if (modifiers == InputModifiers.Control)
-                    {
-                        if (!IsPasswordBox)
-                        {
-                            Copy();
-                        }
-                        handled = true;
-                    }
-                    break;
 
-                case Key.X:
+            bool Match(List<KeyGesture> gestures) => gestures.Any(g => g.Matches(e));
-                    if (modifiers == InputModifiers.Control)
+            bool DetectSelection() => e.Modifiers.HasFlag(keymap.SelectionModifiers);
-                    {
-                        if (!IsPasswordBox)
-                        {
-                            Copy();
-                            DeleteSelection();
-                        }
-                        handled = true;
-                    }
-                    break;
 
-                case Key.V:
+            if (Match(keymap.SelectAll))
-                    if (modifiers == InputModifiers.Control)
+            {
-                    {
+                SelectAll();
-                        Paste();
+                handled = true;
-                        handled = true;
+            }
-                    }
+            else if (Match(keymap.Copy))
+            {
+                if (!IsPasswordBox)
+                {
+                    Copy();
+                }
 
-                    break;
+                handled = true;
+            }
+            else if (Match(keymap.Cut))
+            {
+                if (!IsPasswordBox)
+                {
+                    Copy();
+                    DeleteSelection();
+                }
 
-                case Key.Z:
+                handled = true;
-                    if (modifiers == InputModifiers.Control)
+            }
-                    {
+            else if (Match(keymap.Paste))
-                        try
+            {
-                        {
-                            _isUndoingRedoing = true;
-                            _undoRedoHelper.Undo();
-                        }
-                        finally
-                        {
-                            _isUndoingRedoing = false;
-                        }
-                        handled = true;
-                    }
-                    break;
-                case Key.Y:
-                    if (modifiers == InputModifiers.Control)
-                    {
-                        try
-                        {
-                            _isUndoingRedoing = true;
-                            _undoRedoHelper.Redo();
-                        }
-                        finally
-                        {
-                            _isUndoingRedoing = false;
-                        }
-                        handled = true;
-                    }
-                    break;
-                case Key.Left:
-                    MoveHorizontal(-1, modifiers);
-                    movement = true;
-                    break;
 
-                case Key.Right:
+                Paste();
-                    MoveHorizontal(1, modifiers);
+                handled = true;
-                    movement = true;
+            }
-                    break;
+            else if (Match(keymap.Undo))
+            {
 
-                case Key.Up:
+                try
-                    movement = MoveVertical(-1, modifiers);
+                {
-                    break;
+                    _isUndoingRedoing = true;
+                    _undoRedoHelper.Undo();
+                }
+                finally
+                {
+                    _isUndoingRedoing = false;
+                }
 
-                case Key.Down:
+                handled = true;
-                    movement = MoveVertical(1, modifiers);
+            }
-                    break;
+            else if (Match(keymap.Redo))
+            {
+                try
+                {
+                    _isUndoingRedoing = true;
+                    _undoRedoHelper.Redo();
+                }
+                finally
+                {
+                    _isUndoingRedoing = false;
+                }
 
-                case Key.Home:
+                handled = true;
-                    MoveHome(modifiers);
+            }
-                    movement = true;
+            else if (Match(keymap.MoveCursorToTheStartOfDocument))
-                    break;
+            {
+                MoveHome(true);
+                movement = true;
+                selection = false;
+                handled = true;
+            }
+            else if (Match(keymap.MoveCursorToTheEndOfDocument))
+            {
+                MoveEnd(true);
+                movement = true;
+                selection = false;
+                handled = true;
+            }
+            else if (Match(keymap.MoveCursorToTheStartOfLine))
+            {
+                MoveHome(false);
+                movement = true;
+                selection = false;
+                handled = true;
+                
+            }
+            else if (Match(keymap.MoveCursorToTheEndOfLine))
+            {
+                MoveEnd(false);
+                movement = true;
+                selection = false;
+                handled = true;
+            }
+            else if (Match(keymap.MoveCursorToTheStartOfDocumentWithSelection))
+            {
+                MoveHome(true);
+                movement = true;
+                selection = true;
+                handled = true;
+            }
+            else if (Match(keymap.MoveCursorToTheEndOfDocumentWithSelection))
+            {
+                MoveEnd(true);
+                movement = true;
+                selection = true;
+                handled = true;
+            }
+            else if (Match(keymap.MoveCursorToTheStartOfLineWithSelection))
+            {
+                MoveHome(false);
+                movement = true;
+                selection = true;
+                handled = true;
+                
+            }
+            else if (Match(keymap.MoveCursorToTheEndOfLineWithSelection))
+            {
+                MoveEnd(false);
+                movement = true;
+                selection = true;
+                handled = true;
+            }
+            else
+            {
+                bool hasWholeWordModifiers = modifiers.HasFlag(keymap.WholeWordTextActionModifiers);
+                switch (e.Key)
+                {
+                    case Key.Left:
+                        MoveHorizontal(-1, hasWholeWordModifiers);
+                        movement = true;
+                        selection = DetectSelection();
+                        break;
 
-                case Key.End:
+                    case Key.Right:
-                    MoveEnd(modifiers);
+                        MoveHorizontal(1, hasWholeWordModifiers);
-                    movement = true;
+                        movement = true;
-                    break;
+                        selection = DetectSelection();
+                        break;
 
-                case Key.Back:
+                    case Key.Up:
-                    if (modifiers == InputModifiers.Control && SelectionStart == SelectionEnd)
+                        movement = MoveVertical(-1);
-                    {
+                        selection = DetectSelection();
-                        SetSelectionForControlBackspace(modifiers);
+                        break;
-                    }
 
-                    if (!DeleteSelection() && CaretIndex > 0)
+                    case Key.Down:
-                    {
+                        movement = MoveVertical(1);
-                        var removedCharacters = 1;
+                        selection = DetectSelection();
-                        // handle deleting /r/n
+                        break;
-                        // you don't ever want to leave a dangling /r around. So, if deleting /n, check to see if 
+
-                        // a /r should also be deleted.
+                    case Key.Back:
-                        if (CaretIndex > 1 &&
+                        if (hasWholeWordModifiers && SelectionStart == SelectionEnd)
-                            text[CaretIndex - 1] == '\n' &&
-                            text[CaretIndex - 2] == '\r')
                         {
-                            removedCharacters = 2;
+                            SetSelectionForControlBackspace();
                         }
 
-                        SetTextInternal(text.Substring(0, caretIndex - removedCharacters) + text.Substring(caretIndex));
+                        if (!DeleteSelection() && CaretIndex > 0)
-                        CaretIndex -= removedCharacters;
+                        {
-                        SelectionStart = SelectionEnd = CaretIndex;
+                            var removedCharacters = 1;
-                    }
+                            // handle deleting /r/n
-                    handled = true;
+                            // you don't ever want to leave a dangling /r around. So, if deleting /n, check to see if 
-                    break;
+                            // a /r should also be deleted.
+                            if (CaretIndex > 1 &&
+                                text[CaretIndex - 1] == '\n' &&
+                                text[CaretIndex - 2] == '\r')
+                            {
+                                removedCharacters = 2;
+                            }
 
-                case Key.Delete:
+                            SetTextInternal(text.Substring(0, caretIndex - removedCharacters) +
-                    if (modifiers == InputModifiers.Control && SelectionStart == SelectionEnd)
+                                            text.Substring(caretIndex));
-                    {
+                            CaretIndex -= removedCharacters;
-                        SetSelectionForControlDelete(modifiers);
+                            SelectionStart = SelectionEnd = CaretIndex;
-                    }
+                        }
 
-                    if (!DeleteSelection() && caretIndex < text.Length)
+                        handled = true;
-                    {
+                        break;
-                        var removedCharacters = 1;
+
-                        // handle deleting /r/n
+                    case Key.Delete:
-                        // you don't ever want to leave a dangling /r around. So, if deleting /n, check to see if 
+                        if (hasWholeWordModifiers && SelectionStart == SelectionEnd)
-                        // a /r should also be deleted.
-                        if (CaretIndex < text.Length - 1 &&
-                            text[caretIndex + 1] == '\n' &&
-                            text[caretIndex] == '\r')
                         {
-                            removedCharacters = 2;
+                            SetSelectionForControlDelete();
                         }
 
-                        SetTextInternal(text.Substring(0, caretIndex) + text.Substring(caretIndex + removedCharacters));
+                        if (!DeleteSelection() && caretIndex < text.Length)
-                    }
+                        {
-                    handled = true;
+                            var removedCharacters = 1;
-                    break;
+                            // handle deleting /r/n
+                            // you don't ever want to leave a dangling /r around. So, if deleting /n, check to see if 
+                            // a /r should also be deleted.
+                            if (CaretIndex < text.Length - 1 &&
+                                text[caretIndex + 1] == '\n' &&
+                                text[caretIndex] == '\r')
+                            {
+                                removedCharacters = 2;
+                            }
+
+                            SetTextInternal(text.Substring(0, caretIndex) +
+                                            text.Substring(caretIndex + removedCharacters));
+                        }
 
-                case Key.Enter:
-                    if (AcceptsReturn)
-                    {
-                        HandleTextInput(NewLine);
                         handled = true;
-                    }
+                        break;
 
-                    break;
+                    case Key.Enter:
+                        if (AcceptsReturn)
+                        {
+                            HandleTextInput(NewLine);
+                            handled = true;
+                        }
 
-                case Key.Tab:
+                        break;
-                    if (AcceptsTab)
-                    {
-                        HandleTextInput("\t");
-                        handled = true;
-                    }
-                    else
-                    {
-                        base.OnKeyDown(e);
-                    }
 
-                    break;
+                    case Key.Tab:
+                        if (AcceptsTab)
+                        {
+                            HandleTextInput("\t");
+                            handled = true;
+                        }
+                        else
+                        {
+                            base.OnKeyDown(e);
+                        }
 
-                default:
+                        break;
-                    handled = false;
+
-                    break;
+                    default:
+                        handled = false;
+                        break;
+                }
             }
 
-            if (movement && ((modifiers & InputModifiers.Shift) != 0))
+            if (movement && selection)
             {
                 SelectionEnd = CaretIndex;
             }
@@ -666,12 +722,12 @@ namespace Avalonia.Controls
             return result;
         }
 
-        private void MoveHorizontal(int direction, InputModifiers modifiers)
+        private void MoveHorizontal(int direction, bool wholeWord)
         {
             var text = Text ?? string.Empty;
             var caretIndex = CaretIndex;
 
-            if ((modifiers & InputModifiers.Control) == 0)
+            if (!wholeWord)
             {
                 var index = caretIndex + direction;
 
@@ -709,7 +765,7 @@ namespace Avalonia.Controls
             }
         }
 
-        private bool MoveVertical(int count, InputModifiers modifiers)
+        private bool MoveVertical(int count)
         {
             var formattedText = _presenter.FormattedText;
             var lines = formattedText.GetLines().ToList();
@@ -732,12 +788,12 @@ namespace Avalonia.Controls
             }
         }
 
-        private void MoveHome(InputModifiers modifiers)
+        private void MoveHome(bool document)
         {
             var text = Text ?? string.Empty;
             var caretIndex = CaretIndex;
 
-            if ((modifiers & InputModifiers.Control) != 0)
+            if (document)
             {
                 caretIndex = 0;
             }
@@ -762,12 +818,12 @@ namespace Avalonia.Controls
             CaretIndex = caretIndex;
         }
 
-        private void MoveEnd(InputModifiers modifiers)
+        private void MoveEnd(bool document)
         {
             var text = Text ?? string.Empty;
             var caretIndex = CaretIndex;
 
-            if ((modifiers & InputModifiers.Control) != 0)
+            if (document)
             {
                 caretIndex = text.Length;
             }
@@ -882,17 +938,17 @@ namespace Avalonia.Controls
             }
         }
 
-        private void SetSelectionForControlBackspace(InputModifiers modifiers)
+        private void SetSelectionForControlBackspace()
         {
             SelectionStart = CaretIndex;
-            MoveHorizontal(-1, modifiers);
+            MoveHorizontal(-1, true);
             SelectionEnd = CaretIndex;
         }
 
-        private void SetSelectionForControlDelete(InputModifiers modifiers)
+        private void SetSelectionForControlDelete()
         {
             SelectionStart = CaretIndex;
-            MoveHorizontal(1, modifiers);
+            MoveHorizontal(1, true);
             SelectionEnd = CaretIndex;
         }
 

src/Avalonia.DesignerSupport/DesignWindowLoader.cs

@@ -18,7 +18,7 @@ namespace Avalonia.DesignerSupport
             Control control;
             using (PlatformManager.DesignerMode())
             {
-                var loader = new AvaloniaXamlLoader();
+                var loader = new AvaloniaXamlLoader() {IsDesignMode = true};
                 var stream = new MemoryStream(Encoding.UTF8.GetBytes(xaml));
 
 

src/Avalonia.DesignerSupport/Remote/PreviewerWindowingPlatform.cs

@@ -57,7 +57,8 @@ namespace Avalonia.DesignerSupport.Remote
                 .Bind<IRenderTimer>().ToConstant(threading)
                 .Bind<ISystemDialogImpl>().ToSingleton<SystemDialogsStub>()
                 .Bind<IWindowingPlatform>().ToConstant(instance)
-                .Bind<IPlatformIconLoader>().ToSingleton<IconLoaderStub>();
+                .Bind<IPlatformIconLoader>().ToSingleton<IconLoaderStub>()
+                .Bind<PlatformHotkeyConfiguration>().ToSingleton<PlatformHotkeyConfiguration>();
 
         }
 

src/Avalonia.DesignerSupport/Remote/RemoteDesignerEntryPoint.cs

@@ -15,6 +15,8 @@ namespace Avalonia.DesignerSupport.Remote
     {
         private static ClientSupportedPixelFormatsMessage s_supportedPixelFormats;
         private static ClientViewportAllocatedMessage s_viewportAllocatedMessage;
+        private static ClientRenderInfoMessage s_renderInfoMessage;
+
         private static IAvaloniaRemoteTransportConnection s_transport;
         class CommandLineArgs
         {
@@ -161,7 +163,8 @@ namespace Avalonia.DesignerSupport.Remote
             PreviewerWindowingPlatform.PreFlightMessages = new List<object>
             {
                 s_supportedPixelFormats,
-                s_viewportAllocatedMessage
+                s_viewportAllocatedMessage,
+                s_renderInfoMessage
             };
         }
 
@@ -173,6 +176,11 @@ namespace Avalonia.DesignerSupport.Remote
                 s_supportedPixelFormats = formats;
                 RebuildPreFlight();
             }
+            if (obj is ClientRenderInfoMessage renderInfo)
+            {
+                s_renderInfoMessage = renderInfo;
+                RebuildPreFlight();
+            }
             if (obj is ClientViewportAllocatedMessage viewport)
             {
                 s_viewportAllocatedMessage = viewport;

src/Avalonia.DesignerSupport/Remote/Stubs.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Reactive.Disposables;
@@ -20,7 +20,7 @@ namespace Avalonia.DesignerSupport.Remote
         public IPlatformHandle Handle { get; }
         public Size MaxClientSize { get; }
         public Size ClientSize { get; }
-        public double Scaling { get; }
+        public double Scaling { get; } = 1.0;
         public IEnumerable<object> Surfaces { get; }
         public Action<RawInputEventArgs> Input { get; set; }
         public Action<Rect> Paint { get; set; }

src/Avalonia.Input/Key.cs

@@ -1020,5 +1020,23 @@ namespace Avalonia.Input
         /// The key is used with another key to create a single combined character.
         /// </summary>
         DeadCharProcessed = 172,
+        
+        
+        /// <summary>
+        /// OSX Platform-specific Fn+Left key
+        /// </summary>
+        FnLeftArrow = 10001,
+        /// <summary>
+        /// OSX Platform-specific Fn+Right key
+        /// </summary>
+        FnRightArrow = 10002,
+        /// <summary>
+        /// OSX Platform-specific Fn+Up key
+        /// </summary>
+        FnUpArrow = 10003,
+        /// <summary>
+        /// OSX Platform-specific Fn+Down key
+        /// </summary>
+        FnDownArrow = 10004,
     }
 }

src/Avalonia.Input/KeyGesture.cs

@@ -6,6 +6,17 @@ namespace Avalonia.Input
 {
     public sealed class KeyGesture : IEquatable<KeyGesture>
     {
+        public KeyGesture()
+        {
+            
+        }
+
+        public KeyGesture(Key key, InputModifiers modifiers = InputModifiers.None)
+        {
+            Key = key;
+            Modifiers = modifiers;
+        }
+        
         public bool Equals(KeyGesture other)
         {
             if (ReferenceEquals(null, other)) return false;

src/Avalonia.Input/Platform/PlatformHotkeyConfiguration.cs

@@ -0,0 +1,98 @@
+using System.Collections.Generic;
+
+namespace Avalonia.Input.Platform
+{
+    public class PlatformHotkeyConfiguration
+    {
+        public PlatformHotkeyConfiguration() : this(InputModifiers.Control)
+        {
+            
+        }
+        
+        public PlatformHotkeyConfiguration(InputModifiers commandModifiers,
+            InputModifiers selectionModifiers = InputModifiers.Shift,
+            InputModifiers wholeWordTextActionModifiers = InputModifiers.Control)
+        {
+            CommandModifiers = commandModifiers;
+            SelectionModifiers = selectionModifiers;
+            WholeWordTextActionModifiers = wholeWordTextActionModifiers;
+            Copy = new List<KeyGesture>
+            {
+                new KeyGesture(Key.C, commandModifiers)
+            };
+            Cut = new List<KeyGesture>
+            {
+                new KeyGesture(Key.X, commandModifiers)
+            };
+            Paste = new List<KeyGesture>
+            {
+                new KeyGesture(Key.V, commandModifiers)
+            };
+            Undo = new List<KeyGesture>
+            {
+                new KeyGesture(Key.Z, commandModifiers)
+            };
+            Redo = new List<KeyGesture>
+            {
+                new KeyGesture(Key.Y, commandModifiers),
+                new KeyGesture(Key.Z, commandModifiers | selectionModifiers)
+            };
+            SelectAll = new List<KeyGesture>
+            {
+                new KeyGesture(Key.A, commandModifiers)
+            };
+            MoveCursorToTheStartOfLine = new List<KeyGesture>
+            {
+                new KeyGesture(Key.Home)
+            };
+            MoveCursorToTheEndOfLine = new List<KeyGesture>
+            {
+                new KeyGesture(Key.End)
+            };
+            MoveCursorToTheStartOfDocument = new List<KeyGesture>
+            {
+                new KeyGesture(Key.Home, commandModifiers)
+            };
+            MoveCursorToTheEndOfDocument = new List<KeyGesture>
+            {
+                new KeyGesture(Key.End, commandModifiers)
+            };
+            MoveCursorToTheStartOfLineWithSelection = new List<KeyGesture>
+            {
+                new KeyGesture(Key.Home, selectionModifiers)
+            };
+            MoveCursorToTheEndOfLineWithSelection = new List<KeyGesture>
+            {
+                new KeyGesture(Key.End, selectionModifiers)
+            };
+            MoveCursorToTheStartOfDocumentWithSelection = new List<KeyGesture>
+            {
+                new KeyGesture(Key.Home, commandModifiers | selectionModifiers)
+            };
+            MoveCursorToTheEndOfDocumentWithSelection = new List<KeyGesture>
+            {
+                new KeyGesture(Key.End, commandModifiers | selectionModifiers)
+            };
+        }
+        
+        public InputModifiers CommandModifiers { get; set; }
+        public InputModifiers WholeWordTextActionModifiers { get; set; }
+        public InputModifiers SelectionModifiers { get; set; }
+        public List<KeyGesture> Copy { get; set; }
+        public List<KeyGesture> Cut { get; set; }
+        public List<KeyGesture> Paste { get; set; }
+        public List<KeyGesture> Undo { get; set; }
+        public List<KeyGesture> Redo { get; set; }
+        public List<KeyGesture> SelectAll { get; set; }
+        public List<KeyGesture> MoveCursorToTheStartOfLine { get; set; }
+        public List<KeyGesture> MoveCursorToTheEndOfLine { get; set; }
+        public List<KeyGesture> MoveCursorToTheStartOfDocument { get; set; }
+        public List<KeyGesture> MoveCursorToTheEndOfDocument { get; set; }
+        public List<KeyGesture> MoveCursorToTheStartOfLineWithSelection { get; set; }
+        public List<KeyGesture> MoveCursorToTheEndOfLineWithSelection { get; set; }
+        public List<KeyGesture> MoveCursorToTheStartOfDocumentWithSelection { get; set; }
+        public List<KeyGesture> MoveCursorToTheEndOfDocumentWithSelection { get; set; }
+        
+        
+    }
+}

src/Avalonia.Remote.Protocol/InputMessages.cs

@@ -75,4 +75,10 @@ namespace Avalonia.Remote.Protocol.Input
         public Key Key { get; set; }
     }
 
+    [AvaloniaRemoteMessageGuid("C174102E-7405-4594-916F-B10B8248A17D")]
+    public class TextInputEventMessage : InputEventMessageBase
+    {
+        public string Text { get; set; }
+    }
+
 }

src/Avalonia.Remote.Protocol/ViewportMessages.cs

@@ -37,6 +37,13 @@
         public PixelFormat[] Formats { get; set; }
     }
 
+    [AvaloniaRemoteMessageGuid("7A3c25d3-3652-438D-8EF1-86E942CC96C0")]
+    public class ClientRenderInfoMessage
+    {
+        public double DpiX { get; set; }
+        public double DpiY { get; set; }
+    }
+
     [AvaloniaRemoteMessageGuid("68014F8A-289D-4851-8D34-5367EDA7F827")]
     public class FrameReceivedMessage
     {

src/Avalonia.Styling/Styling/IStyle.cs

@@ -18,5 +18,7 @@ namespace Avalonia.Styling
         /// The control that contains this style. May be null.
         /// </param>
         void Attach(IStyleable control, IStyleHost container);
+
+        void Detach();
     }
 }

src/Avalonia.Styling/Styling/Style.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Reactive.Disposables;
 using System.Reactive.Linq;
 using Avalonia.Animation;
 using Avalonia.Controls;
@@ -15,9 +16,12 @@ namespace Avalonia.Styling
     /// </summary>
     public class Style : AvaloniaObject, IStyle, ISetStyleParent
     {
-        private static Dictionary<IStyleable, List<IDisposable>> _applied =
+        private static Dictionary<IStyleable, CompositeDisposable> _applied =
-            new Dictionary<IStyleable, List<IDisposable>>();
+            new Dictionary<IStyleable, CompositeDisposable>();
         private IResourceNode _parent;
+
+        private CompositeDisposable _subscriptions;
+
         private IResourceDictionary _resources;
 
         private IList<IAnimation> _animations;
@@ -88,6 +92,14 @@ namespace Avalonia.Styling
             }
         }
 
+        private CompositeDisposable Subscriptions
+        {
+            get
+            {
+                return _subscriptions ?? (_subscriptions = new CompositeDisposable(2));
+            }
+        }
+
         /// <inheritdoc/>
         IResourceNode IResourceNode.ResourceParent => _parent;
 
@@ -109,7 +121,9 @@ namespace Avalonia.Styling
 
                 if (match.ImmediateResult != false)
                 {
-                    var subs = GetSubscriptions(control);
+                    var controlSubscriptions = GetSubscriptions(control);
+                    
+                    var subs = new CompositeDisposable(Setters.Count + Animations.Count);
 
                     if (control is Animatable animatable)
                     {
@@ -132,17 +146,25 @@ namespace Avalonia.Styling
                         var sub = setter.Apply(this, control, match.ObservableResult);
                         subs.Add(sub);
                     }
+
+                    controlSubscriptions.Add(subs);
+                    Subscriptions.Add(subs);
                 }
             }
             else if (control == container)
             {
-                var subs = GetSubscriptions(control);
+                var controlSubscriptions = GetSubscriptions(control);
+
+                var subs = new CompositeDisposable(Setters.Count);
 
                 foreach (var setter in Setters)
                 {
                     var sub = setter.Apply(this, control, null);
                     subs.Add(sub);
                 }
+                
+                controlSubscriptions.Add(subs);
+                Subscriptions.Add(subs);
             }
         }
 
@@ -183,16 +205,25 @@ namespace Avalonia.Styling
                 throw new InvalidOperationException("The Style already has a parent.");
             }
 
+            if (parent == null)
+            {
+                Detach();
+            }
+
             _parent = parent;
         }
 
-        private static List<IDisposable> GetSubscriptions(IStyleable control)
+        public void Detach()
         {
-            List<IDisposable> subscriptions;
+            _subscriptions?.Dispose();
+            _subscriptions = null;
+        }
 
-            if (!_applied.TryGetValue(control, out subscriptions))
+        private static CompositeDisposable GetSubscriptions(IStyleable control)
+        {
+            if (!_applied.TryGetValue(control, out var subscriptions))
             {
-                subscriptions = new List<IDisposable>(2);
+                subscriptions = new CompositeDisposable(2);
                 subscriptions.Add(control.StyleDetach.Subscribe(ControlDetach));
                 _applied.Add(control, subscriptions);
             }
@@ -209,10 +240,7 @@ namespace Avalonia.Styling
         {
             var subscriptions = _applied[control];
 
-            foreach (var subscription in subscriptions)
+            subscriptions.Dispose();
-            {
-                subscription.Dispose();
-            }
 
             _applied.Remove(control);
         }

src/Avalonia.Styling/Styling/Styles.cs

@@ -105,6 +105,14 @@ namespace Avalonia.Styling
             }
         }
 
+        public void Detach()
+        {
+            foreach (IStyle style in this)
+            {
+                style.Detach();
+            }
+        }
+
         /// <inheritdoc/>
         public bool TryGetResource(string key, out object value)
         {

src/Avalonia.Styling/Styling/packages.config

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Rx-Core" version="2.2.5" targetFramework="portable-net45+win8" userInstalled="true" />
-  <package id="Rx-Interfaces" version="2.2.5" targetFramework="portable-net45+win8" userInstalled="true" />
-  <package id="Rx-Linq" version="2.2.5" targetFramework="portable-net45+win8" userInstalled="true" />
-  <package id="Rx-Main" version="2.2.5" targetFramework="portable-net45+win8" userInstalled="true" />
-  <package id="Rx-PlatformServices" version="2.2.5" targetFramework="portable-net45+win8" userInstalled="true" />
-  <package id="Splat" version="1.6.2" targetFramework="portable45-net45+win8" userInstalled="true" />
-</packages>

src/Gtk/Avalonia.Gtk3/Gtk3Platform.cs

@@ -81,6 +81,7 @@ namespace Avalonia.Gtk3
                 .Bind<ISystemDialogImpl>().ToSingleton<SystemDialog>()
                 .Bind<IRenderLoop>().ToConstant(new RenderLoop())
                 .Bind<IRenderTimer>().ToConstant(new DefaultRenderTimer(60))
+                .Bind<PlatformHotkeyConfiguration>().ToSingleton<PlatformHotkeyConfiguration>()
                 .Bind<IPlatformIconLoader>().ToConstant(new PlatformIconLoader());
             if (useGpu)
                 EglGlPlatformFeature.TryInitialize();

src/Gtk/Avalonia.Gtk3/WindowBaseImpl.cs

@@ -126,7 +126,7 @@ namespace Avalonia.Gtk3
             if (state.HasFlag(GdkModifierType.ShiftMask))
                 rv |= InputModifiers.Shift;
             if (state.HasFlag(GdkModifierType.Mod1Mask))
-                rv |= InputModifiers.Control;
+                rv |= InputModifiers.Alt;
             if (state.HasFlag(GdkModifierType.Button1Mask))
                 rv |= InputModifiers.LeftMouseButton;
             if (state.HasFlag(GdkModifierType.Button2Mask))

src/Linux/Avalonia.LinuxFramebuffer/LinuxFramebufferPlatform.cs

@@ -5,6 +5,7 @@ using Avalonia.Controls;
 using Avalonia.Controls.Embedding;
 using Avalonia.Controls.Platform;
 using Avalonia.Input;
+using Avalonia.Input.Platform;
 using Avalonia.LinuxFramebuffer;
 using Avalonia.Platform;
 using Avalonia.Rendering;
@@ -36,6 +37,7 @@ namespace Avalonia.LinuxFramebuffer
                 .Bind<IPlatformSettings>().ToSingleton<PlatformSettings>()
                 .Bind<IPlatformThreadingInterface>().ToConstant(Threading)
                 .Bind<IRenderLoop>().ToConstant(new RenderLoop())
+                .Bind<PlatformHotkeyConfiguration>().ToSingleton<PlatformHotkeyConfiguration>()
                 .Bind<IRenderTimer>().ToConstant(Threading);
         }
 

src/Markup/Avalonia.Markup.Xaml/AvaloniaXamlLoader.cs

@@ -21,6 +21,12 @@ namespace Avalonia.Markup.Xaml
     {
         private readonly AvaloniaXamlSchemaContext _context = GetContext();
 
+        public bool IsDesignMode
+        {
+            get => _context.IsDesignMode;
+            set => _context.IsDesignMode = value;
+        }
+
         private static AvaloniaXamlSchemaContext GetContext()
         {
             var result = AvaloniaLocator.Current.GetService<AvaloniaXamlSchemaContext>();
@@ -200,7 +206,7 @@ namespace Avalonia.Markup.Xaml
         internal static object LoadFromReader(XamlReader reader, AvaloniaXamlContext context = null, IAmbientProvider parentAmbientProvider = null)
         {
             var writer = AvaloniaXamlObjectWriter.Create(
-                                    reader.SchemaContext,
+                                    (AvaloniaXamlSchemaContext)reader.SchemaContext,
                                     context,
                                     parentAmbientProvider);
 
@@ -234,4 +240,4 @@ namespace Avalonia.Markup.Xaml
         public static T Parse<T>(string xaml, Assembly localAssembly = null)
             => (T)Parse(xaml, localAssembly);
     }
-}
+}

src/Markup/Avalonia.Markup.Xaml/PortableXaml/AvaloniaXamlObjectWriter.cs

@@ -4,13 +4,27 @@ using Portable.Xaml.ComponentModel;
 using System.ComponentModel;
 using System.Collections.Generic;
 using System.Linq;
+using System.Reflection;
+using Avalonia.Controls;
+using Portable.Xaml.Schema;
 
 namespace Avalonia.Markup.Xaml.PortableXaml
 {
-    public class AvaloniaXamlObjectWriter : XamlObjectWriter
+    class AvaloniaXamlObjectWriter : XamlObjectWriter
     {
+        private static Dictionary<XamlDirective, string> DesignDirectives = new Dictionary<string, string>
+            {
+                ["DataContext"] = "DataContext",
+                ["DesignWidth"] = "Width", ["DesignHeight"] = "Height", ["PreviewWith"] = "PreviewWith"
+            }
+            .ToDictionary(p => new XamlDirective(
+                new[] {"http://schemas.microsoft.com/expression/blend/2008"}, p.Key,
+                XamlLanguage.Object, null, AllowedMemberLocations.Attribute), p => p.Value);
+
+        private readonly AvaloniaXamlSchemaContext _schemaContext;
+        
         public static AvaloniaXamlObjectWriter Create(
-            XamlSchemaContext schemaContext,
+            AvaloniaXamlSchemaContext schemaContext,
             AvaloniaXamlContext context,
             IAmbientProvider parentAmbientProvider = null)
         {
@@ -34,13 +48,14 @@ namespace Avalonia.Markup.Xaml.PortableXaml
         private AvaloniaNameScope _nameScope;
 
         private AvaloniaXamlObjectWriter(
-            XamlSchemaContext schemaContext,
+            AvaloniaXamlSchemaContext schemaContext,
             XamlObjectWriterSettings settings,
             AvaloniaNameScope nameScope,
             IAmbientProvider parentAmbientProvider)
             : base(schemaContext, settings, parentAmbientProvider)
         {
             _nameScope = nameScope;
+            _schemaContext = schemaContext;
         }
 
         protected override void Dispose(bool disposing)
@@ -122,6 +137,20 @@ namespace Avalonia.Markup.Xaml.PortableXaml
             (value as Avalonia.ISupportInitialize)?.EndInit();
         }
 
+        public override void WriteStartMember(XamlMember property)
+        {
+            foreach(var d in DesignDirectives)
+                if (property == d.Key && _schemaContext.IsDesignMode)
+                {
+                    base.WriteStartMember(new XamlMember(d.Value,
+                        typeof(Design).GetMethod("Get" + d.Value, BindingFlags.Static | BindingFlags.Public),
+                        typeof(Design).GetMethod("Set" + d.Value, BindingFlags.Static | BindingFlags.Public),
+                        SchemaContext));
+                    return;
+                }
+            base.WriteStartMember(property);
+        }
+
         private class DelayedValuesHelper
         {
             private int _cnt;
@@ -225,4 +254,4 @@ namespace Avalonia.Markup.Xaml.PortableXaml
             }
         }
     }
-}
+}

src/Markup/Avalonia.Markup.Xaml/PortableXaml/AvaloniaXamlSchemaContext.cs

@@ -15,6 +15,7 @@ namespace Avalonia.Markup.Xaml.PortableXaml
 {
     internal class AvaloniaXamlSchemaContext : XamlSchemaContext
     {
+        public bool IsDesignMode { get; set; }
         public static AvaloniaXamlSchemaContext Create(IRuntimeTypeProvider typeProvider = null)
         {
             return new AvaloniaXamlSchemaContext(typeProvider ?? new AvaloniaRuntimeTypeProvider());
@@ -280,5 +281,20 @@ namespace Avalonia.Markup.Xaml.PortableXaml
                 return $"{MemberType}:{Type.Namespace}:{Type.Name}.{Member}";
             }
         }
+
+
+        public override bool TryGetCompatibleXamlNamespace(string xamlNamespace, out string compatibleNamespace)
+        {
+            //Forces XamlXmlReader to not ignore our namespace in design mode if mc:Ignorable is set
+            if (IsDesignMode &&
+                xamlNamespace == "http://schemas.microsoft.com/expression/blend/2008")
+            {
+                compatibleNamespace = xamlNamespace;
+                return true;
+            }
+
+            return base.TryGetCompatibleXamlNamespace(xamlNamespace, out compatibleNamespace);
+        }
+
     }
-}
+}

src/Markup/Avalonia.Markup.Xaml/Styling/StyleInclude.cs

@@ -70,6 +70,14 @@ namespace Avalonia.Markup.Xaml.Styling
             }
         }
 
+        public void Detach()
+        {
+            if (Source != null)
+            {
+                Loaded.Detach();
+            }
+        }
+
         /// <inheritdoc/>
         public bool TryGetResource(string key, out object value) => Loaded.TryGetResource(key, out value);
 
@@ -90,4 +98,4 @@ namespace Avalonia.Markup.Xaml.Styling
             _parent = parent;
         }
     }
-}
+}

src/OSX/Avalonia.MonoMac/MonoMacPlatform.cs

@@ -37,6 +37,7 @@ namespace Avalonia.MonoMac
                 .Bind<IClipboard>().ToSingleton<ClipboardImpl>()
                 .Bind<IRenderLoop>().ToConstant(s_renderLoop)
                 .Bind<IRenderTimer>().ToConstant(s_renderTimer)
+                .Bind<PlatformHotkeyConfiguration>().ToConstant(new PlatformHotkeyConfiguration(InputModifiers.Windows))
                 .Bind<IPlatformThreadingInterface>().ToConstant(PlatformThreadingInterface.Instance)
                 /*.Bind<IPlatformDragSource>().ToTransient<DragSource>()*/;
         }

src/Windows/Avalonia.Win32/Win32Platform.cs

@@ -89,6 +89,7 @@ namespace Avalonia.Win32
                 .Bind<IRenderTimer>().ToConstant(new RenderTimer(60))
                 .Bind<ISystemDialogImpl>().ToSingleton<SystemDialogImpl>()
                 .Bind<IWindowingPlatform>().ToConstant(s_instance)
+                .Bind<PlatformHotkeyConfiguration>().ToSingleton<PlatformHotkeyConfiguration>()
                 .Bind<IPlatformIconLoader>().ToConstant(s_instance);
             Win32GlManager.Initialize();
             UseDeferredRendering = deferredRendering;

src/iOS/Avalonia.iOS/iOSPlatform.cs

@@ -42,6 +42,7 @@ namespace Avalonia.iOS
                 .Bind<IPlatformIconLoader>().ToSingleton<PlatformIconLoader>()
                 .Bind<IWindowingPlatform>().ToSingleton<WindowingPlatformImpl>()
                 .Bind<IRenderTimer>().ToSingleton<DisplayLinkRenderTimer>()
+                .Bind<PlatformHotkeyConfiguration>().ToSingleton<PlatformHotkeyConfiguration>()
                 .Bind<IRenderLoop>().ToSingleton<RenderLoop>();
         }
     }

tests/Avalonia.Controls.UnitTests/ApplicationTests.cs

@@ -113,5 +113,21 @@ namespace Avalonia.Controls.UnitTests
                 Assert.Throws<ArgumentNullException>(() => { Application.Current.Run(null); });
             }
         }
+
+        [Fact]
+        public void Raises_ResourcesChanged_When_Event_Handler_Added_After_Resources_Has_Been_Accessed()
+        {
+            // Test for #1765.
+            using (UnitTestApplication.Start())
+            {
+                var resources = Application.Current.Resources;
+                var raised = false;
+
+                Application.Current.ResourcesChanged += (s, e) => raised = true;
+                resources["foo"] = "bar";
+
+                Assert.True(raised);
+            }
+        }
     }
-}
+}

tests/Avalonia.Markup.Xaml.UnitTests/Xaml/BasicTests.cs

@@ -924,6 +924,45 @@ do we need it?")]
             }
         }
 
+        [Fact]
+        public void Design_Mode_Properties_Should_Be_Ignored_At_Runtime_And_Set_In_Design_Mode()
+        {
+            using (UnitTestApplication.Start(TestServices.MockWindowingPlatform))
+            {
+                var xaml = @"
+<Window xmlns='https://github.com/avaloniaui' 
+    xmlns:d='http://schemas.microsoft.com/expression/blend/2008'
+    xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006'
+    mc:Ignorable='d'
+    d:DataContext='data-context'
+    d:DesignWidth='123'
+    d:DesignHeight='321'
+>
+
+</Window>";
+                foreach (var designMode in new[] {true, false})
+                {
+                    var loader = new AvaloniaXamlLoader {IsDesignMode = designMode};
+                    var obj = (Window)loader.Load(xaml);
+                    var context = Design.GetDataContext(obj);
+                    var width = Design.GetWidth(obj);
+                    var height = Design.GetHeight(obj);
+                    if (designMode)
+                    {
+                        Assert.Equal("data-context", context);
+                        Assert.Equal(123, width);
+                        Assert.Equal(321, height);
+                    }
+                    else
+                    {
+                        Assert.False(obj.IsSet(Design.DataContextProperty));
+                        Assert.False(obj.IsSet(Design.WidthProperty));
+                        Assert.False(obj.IsSet(Design.HeightProperty));
+                    }
+                }
+            }
+        }
+
         private class SelectedItemsViewModel : INotifyPropertyChanged
         {
             public string[] Items { get; set; }
@@ -952,4 +991,4 @@ do we need it?")]
         public static string GetFoo(AvaloniaObject target) => (string)target.GetValue(FooProperty);
 
     }
-}
+}

tests/Avalonia.Styling.UnitTests/StyleTests.cs

@@ -167,6 +167,31 @@ namespace Avalonia.Styling.UnitTests
             Assert.Equal(new Thickness(0), border.BorderThickness);
         }
 
+        [Fact]
+        public void Style_Should_Detach_Setters_When_Detach_Is_Called()
+        {
+            Border border;
+
+            var style = new Style(x => x.OfType<Border>())
+            {
+                Setters = new[]
+                {
+                    new Setter(Border.BorderThicknessProperty, new Thickness(4)),
+                }
+            };
+
+            var root = new TestRoot
+            {
+                Child = border = new Border(),
+            };
+
+            style.Attach(border, null);
+
+            Assert.Equal(new Thickness(4), border.BorderThickness);
+            style.Detach();
+            Assert.Equal(new Thickness(0), border.BorderThickness);
+        }
+
         private class Class1 : Control
         {
             public static readonly StyledProperty<string> FooProperty =

tests/Avalonia.UnitTests/UnitTestApplication.cs

@@ -11,6 +11,7 @@ using Avalonia.Rendering;
 using Avalonia.Threading;
 using System.Reactive.Disposables;
 using System.Reactive.Concurrency;
+using Avalonia.Input.Platform;
 
 namespace Avalonia.UnitTests
 {
@@ -58,6 +59,7 @@ namespace Avalonia.UnitTests
                 .Bind<IStandardCursorFactory>().ToConstant(Services.StandardCursorFactory)
                 .Bind<IStyler>().ToConstant(Services.Styler)
                 .Bind<IWindowingPlatform>().ToConstant(Services.WindowingPlatform)
+                .Bind<PlatformHotkeyConfiguration>().ToSingleton<PlatformHotkeyConfiguration>()
                 .Bind<IApplicationLifecycle>().ToConstant(this);
             var styles = Services.Theme?.Invoke();