Spellchecks all projects except for Base, Controls, Samples and Testing

src/Android/Avalonia.Android/AndroidPlatform.cs

@@ -1,8 +1,4 @@
 using System;
-using System.IO;
-using System.Linq;
-using Android.Content;
-using Android.Views;
 using Avalonia.Android.Platform;
 using Avalonia.Android.Platform.Input;
 using Avalonia.Android.Platform.SkiaPlatform;
@@ -79,4 +75,4 @@ namespace Avalonia.Android
             return new PopupImpl();
         }
     }
-}
+}

src/Android/Avalonia.Android/AndroidThreadingInterface.cs

@@ -1,16 +1,7 @@
 using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.Linq;
 using System.Reactive.Disposables;
-using System.Text;
 using System.Threading;
-using Android.App;
-using Android.Content;
 using Android.OS;
-using Android.Runtime;
-using Android.Views;
-using Android.Widget;
 using Avalonia.Platform;
 using Avalonia.Threading;
 
@@ -88,4 +79,3 @@ namespace Avalonia.Android
         public event Action<DispatcherPriority?> Signaled;
     }
 }
- 

src/Android/Avalonia.Android/AppBuilder.cs

@@ -1,16 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-using Android.App;
-using Android.Content;
-using Android.OS;
-using Android.Runtime;
-using Android.Views;
-using Android.Widget;
 using Avalonia.Controls;
-using Avalonia.Platform;
 using Avalonia.Shared.PlatformSupport;
 
 namespace Avalonia
@@ -23,4 +11,4 @@ namespace Avalonia
 
         }
     }
-}
+}

src/Android/Avalonia.Android/AvaloniaActivity.cs

@@ -1,14 +1,7 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 
 using Android.App;
-using Android.Content;
 using Android.OS;
-using Android.Runtime;
 using Android.Views;
-using Android.Widget;
 
 namespace Avalonia.Android
 {
@@ -48,4 +41,4 @@ namespace Avalonia.Android
             return View.DispatchKeyEvent(e);
         }
     }
-}
+}

src/Android/Avalonia.Android/AvaloniaView.cs

@@ -1,12 +1,5 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-using Android.App;
 using Android.Content;
-using Android.OS;
-using Android.Runtime;
 using Android.Views;
 using Android.Widget;
 using Avalonia.Android.Platform.SkiaPlatform;
@@ -66,4 +59,4 @@ namespace Avalonia.Android
             public IDisposable ShowDialog() => null;
         }
     }
-}
+}

src/Android/Avalonia.Android/CursorFactory.cs

@@ -9,4 +9,4 @@ namespace Avalonia.Android
         public IPlatformHandle GetCursor(StandardCursorType cursorType)
             => new PlatformHandle(IntPtr.Zero, "ZeroCursor");
     }
-}
+}

src/Android/Avalonia.Android/Platform/ClipboardImpl.cs

@@ -1,9 +1,9 @@
+using System.Threading.Tasks;
 using Android.Content;
 using Android.Runtime;
 using Android.Views;
 using Avalonia.Input.Platform;
 using Avalonia.Platform;
-using System.Threading.Tasks;
 
 namespace Avalonia.Android.Platform
 {
@@ -44,4 +44,4 @@ namespace Avalonia.Android.Platform
             return Task.FromResult<object>(null);
         }
     }
-}
+}

src/Android/Avalonia.Android/Platform/Input/AndroidKeyboardDevice.cs

@@ -1,12 +1,11 @@
-using System;
-using Avalonia.Input;
 //using Android.InputMethodServices;
 using System.Collections.Generic;
 using Android.Views;
+using Avalonia.Input;
 
 namespace Avalonia.Android.Platform.Input
 {
-  public class AndroidKeyboardDevice : KeyboardDevice, IKeyboardDevice {
+    public class AndroidKeyboardDevice : KeyboardDevice, IKeyboardDevice {
     private static readonly Dictionary<Keycode, Key> KeyDic = new Dictionary<Keycode, Key>
      {
          //   { Keycode.Cancel?, Key.Cancel },

src/Android/Avalonia.Android/Platform/SkiaPlatform/AndroidFramebuffer.cs

@@ -102,4 +102,4 @@ namespace Avalonia.Android.Platform.SkiaPlatform
             uint reserved6;
         }
     }
-}
+}

src/Android/Avalonia.Android/Platform/SkiaPlatform/InvalidationAwareSurfaceView.cs

@@ -1,17 +1,9 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-using Android.App;
 using Android.Content;
 using Android.Graphics;
 using Android.OS;
-using Android.Runtime;
 using Android.Util;
 using Android.Views;
-using Android.Widget;
-using Avalonia.Media;
 using Avalonia.Platform;
 
 namespace Avalonia.Android
@@ -90,4 +82,4 @@ namespace Avalonia.Android
         protected abstract void Draw();
         public string HandleDescriptor => "SurfaceView";
     }
-}
+}

src/Android/Avalonia.Android/Platform/SkiaPlatform/PopupImpl.cs

@@ -1,15 +1,8 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-using Android.App;
 using Android.Content;
 using Android.Graphics;
-using Android.OS;
 using Android.Runtime;
 using Android.Views;
-using Android.Widget;
 using Avalonia.Controls;
 using Avalonia.Platform;
 
@@ -116,4 +109,4 @@ namespace Avalonia.Android.Platform.SkiaPlatform
             //Not supported
         }
     }
-}
+}

src/Android/Avalonia.Android/Platform/SkiaPlatform/TopLevelImpl.cs

@@ -1,18 +1,15 @@
-using Android.App;
+using System;
+using System.Collections.Generic;
 using Android.Content;
 using Android.Graphics;
 using Android.Views;
+using Avalonia.Android.Platform.Input;
 using Avalonia.Android.Platform.Specific;
 using Avalonia.Android.Platform.Specific.Helpers;
+using Avalonia.Controls.Platform.Surfaces;
 using Avalonia.Input;
 using Avalonia.Input.Raw;
 using Avalonia.Platform;
-using System;
-using System.Collections.Generic;
-using System.Reactive.Disposables;
-using Avalonia.Android.Platform.Input;
-using Avalonia.Controls;
-using Avalonia.Controls.Platform.Surfaces;
 using Avalonia.Rendering;
 
 namespace Avalonia.Android.Platform.SkiaPlatform
@@ -196,4 +193,4 @@ namespace Avalonia.Android.Platform.SkiaPlatform
 
         ILockedFramebuffer IFramebufferPlatformSurface.Lock()=>new AndroidFramebuffer(_view.Holder.Surface);
     }
-}
+}

src/Android/Avalonia.Android/Platform/Specific/Helpers/AndroidKeyboardEventsHelper.cs

@@ -1,3 +1,5 @@
+using System;
+using System.ComponentModel;
 using Android.Content;
 using Android.Runtime;
 using Android.Views;
@@ -7,8 +9,6 @@ using Avalonia.Controls;
 using Avalonia.Input;
 using Avalonia.Input.Raw;
 using Avalonia.Platform;
-using System;
-using System.ComponentModel;
 
 namespace Avalonia.Android.Platform.Specific.Helpers
 {
@@ -120,7 +120,7 @@ namespace Avalonia.Android.Platform.Specific.Helpers
             _lastFocusedElement = element;
         }
 
-        public void ActivateAutoShowKeybord()
+        public void ActivateAutoShowKeyboard()
         {
             var kbDevice = (KeyboardDevice.Instance as INotifyPropertyChanged);
 
@@ -142,4 +142,4 @@ namespace Avalonia.Android.Platform.Specific.Helpers
             HandleEvents = false;
         }
     }
-}
+}

src/Android/Avalonia.Android/Platform/Specific/Helpers/AndroidTouchEventsHelper.cs

@@ -1,10 +1,8 @@
-using Android.Graphics;
+using System;
 using Android.Views;
 using Avalonia.Input;
 using Avalonia.Input.Raw;
-using Avalonia.Media;
 using Avalonia.Platform;
-using System;
 
 namespace Avalonia.Android.Platform.Specific.Helpers
 {
@@ -131,4 +129,4 @@ namespace Avalonia.Android.Platform.Specific.Helpers
             HandleEvents = false;
         }
     }
-}
+}

src/Android/Avalonia.Android/Platform/Specific/IAndroidView.cs

@@ -1,16 +1,9 @@
-using Android.Graphics;
 using Android.Views;
-using System;
-using System.Collections.Generic;
 
 namespace Avalonia.Android.Platform.Specific
 {
     public interface IAndroidView
     {
-
-
         View View { get; }
     }
-
-
-}
+}

src/Android/Avalonia.Android/PlatformIconLoader.cs

@@ -1,16 +1,5 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-using Android.App;
-using Android.Content;
-using Android.OS;
-using Android.Runtime;
-using Android.Views;
-using Android.Widget;
-using Avalonia.Platform;
 using System.IO;
+using Avalonia.Platform;
 
 namespace Avalonia.Android
 {
@@ -54,4 +43,4 @@ namespace Avalonia.Android
             stream.CopyTo(outputStream);
         }
     }
-}
+}

src/Android/Avalonia.Android/SystemDialogImpl.cs

@@ -18,4 +18,4 @@ namespace Avalonia.Android
             throw new NotImplementedException();
         }
     }
-}
+}

src/Avalonia.Animation/Animatable.cs

@@ -1,15 +1,12 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System.Linq;
-using Avalonia.Data;
 using System;
+using System.Collections.Generic;
+using System.Linq;
 using System.Reactive.Linq;
 using Avalonia.Collections;
-using Avalonia.Animation;
-using System.Collections.Generic;
-using System.Threading;
-using System.Collections.Concurrent;
+using Avalonia.Data;
 
 namespace Avalonia.Animation
 {

src/Avalonia.Animation/Animation.cs

@@ -1,18 +1,14 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Animation.Easings;
-using Avalonia.Animation;
-using Avalonia.Collections;
-using Avalonia.Metadata;
 using System;
 using System.Collections.Generic;
-using System.Collections.Specialized;
-using System.Reflection;
 using System.Linq;
-using System.Threading.Tasks;
-using System.Reactive.Linq;
 using System.Reactive.Disposables;
+using System.Reactive.Linq;
+using System.Threading.Tasks;
+using Avalonia.Animation.Easings;
+using Avalonia.Collections;
 
 namespace Avalonia.Animation
 {

src/Avalonia.Animation/AnimatorKeyFrame.cs

@@ -1,9 +1,5 @@
 using System;
-using System.Collections.Generic;
-using System.Text;
 using System.ComponentModel;
-using Avalonia.Metadata;
-using Avalonia.Collections;
 using Avalonia.Data;
 using Avalonia.Reactive;
 

src/Avalonia.Animation/Animator`1.cs

@@ -1,13 +1,10 @@
 using System;
 using System.Collections.Generic;
-using System.Text;
-using Avalonia.Collections;
-using System.ComponentModel;
-using Avalonia.Animation.Utils;
-using System.Reactive.Linq;
 using System.Linq;
+using System.Reactive.Linq;
+using Avalonia.Animation.Utils;
+using Avalonia.Collections;
 using Avalonia.Data;
-using System.Reactive.Disposables;
 
 namespace Avalonia.Animation
 {
@@ -21,7 +18,7 @@ namespace Avalonia.Animation
         /// </summary>
         private readonly SortedList<double, (AnimatorKeyFrame, bool isNeutral)> _convertedKeyframes = new SortedList<double, (AnimatorKeyFrame, bool)>();
 
-        private bool _isVerfifiedAndConverted;
+        private bool _isVerifiedAndConverted;
 
         /// <summary>
         /// Gets or sets the target property for the keyframe.
@@ -31,13 +28,13 @@ namespace Avalonia.Animation
         public Animator()
         {
             // Invalidate keyframes when changed.
-            this.CollectionChanged += delegate { _isVerfifiedAndConverted = false; };
+            this.CollectionChanged += delegate { _isVerifiedAndConverted = false; };
         }
 
         /// <inheritdoc/>
         public virtual IDisposable Apply(Animation animation, Animatable control, IObservable<bool> obsMatch, Action onComplete)
         {
-            if (!_isVerfifiedAndConverted)
+            if (!_isVerifiedAndConverted)
                 VerifyConvertKeyFrames();
 
             return obsMatch
@@ -124,7 +121,7 @@ namespace Avalonia.Animation
             }
 
             AddNeutralKeyFramesIfNeeded();
-            _isVerfifiedAndConverted = true;
+            _isVerifiedAndConverted = true;
 
         }
 

src/Avalonia.Animation/Cue.cs

@@ -1,8 +1,6 @@
 using System;
-using System.Collections.Generic;
 using System.ComponentModel;
 using System.Globalization;
-using System.Text;
 
 namespace Avalonia.Animation
 {

src/Avalonia.Animation/DoubleAnimator.cs

@@ -1,13 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using System.Linq;
-using System.Reactive.Linq;
-using System.Diagnostics;
-using Avalonia.Animation.Utils;
-using Avalonia.Data;
-
-namespace Avalonia.Animation
+namespace Avalonia.Animation
 {
     /// <summary>
     /// Animator that handles <see cref="double"/> properties.

src/Avalonia.Animation/DoubleTransition.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Metadata;
 using System;
 using System.Reactive.Linq;
 

src/Avalonia.Animation/Easing/BounceEaseIn.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-
 using Avalonia.Animation.Utils;
 
 namespace Avalonia.Animation.Easings

src/Avalonia.Animation/Easing/Easing.cs

@@ -1,10 +1,7 @@
-using Avalonia.Collections;
 using System;
 using System.Collections.Generic;
-using System.Text;
-using System.Reflection;
-using System.Linq;
 using System.ComponentModel;
+using System.Linq;
 
 namespace Avalonia.Animation.Easings
 {

src/Avalonia.Animation/Easing/EasingTypeConverter.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Animation.Easings;
 using System;
 using System.ComponentModel;
 using System.Globalization;
@@ -20,4 +19,4 @@ namespace Avalonia.Animation.Easings
             return Easing.Parse((string)value);
         }
     }
-}
+}

src/Avalonia.Animation/Easing/ElasticEaseIn.cs

@@ -1,8 +1,8 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Animation.Utils;
 using System;
+using Avalonia.Animation.Utils;
 
 namespace Avalonia.Animation.Easings
 {

src/Avalonia.Animation/Easing/ElasticEaseOut.cs

@@ -1,8 +1,8 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Animation.Utils;
 using System;
+using Avalonia.Animation.Utils;
 
 namespace Avalonia.Animation.Easings
 {

src/Avalonia.Animation/Easing/SineEaseIn.cs

@@ -1,8 +1,8 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Animation.Utils;
 using System;
+using Avalonia.Animation.Utils;
 
 namespace Avalonia.Animation.Easings
 {

src/Avalonia.Animation/Easing/SineEaseOut.cs

@@ -1,8 +1,8 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Animation.Utils;
 using System;
+using Avalonia.Animation.Utils;
 
 namespace Avalonia.Animation.Easings
 {

src/Avalonia.Animation/FillMode.cs

@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-
-namespace Avalonia.Animation
+namespace Avalonia.Animation
 {
     public enum FillMode
     {

src/Avalonia.Animation/FloatTransition.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Metadata;
 using System;
 using System.Reactive.Linq;
 

src/Avalonia.Animation/IAnimation.cs

@@ -1,6 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Text;
 using System.Threading.Tasks;
 
 namespace Avalonia.Animation

src/Avalonia.Animation/IAnimator.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Text;
 
 namespace Avalonia.Animation
 {

src/Avalonia.Animation/ITransition.cs

@@ -1,9 +1,7 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Metadata;
 using System;
-using System.Reactive.Linq;
 
 namespace Avalonia.Animation
 {

src/Avalonia.Animation/IntegerTransition.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Metadata;
 using System;
 using System.Reactive.Linq;
 

src/Avalonia.Animation/KeyFrame.cs

@@ -1,8 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Text;
-using System.ComponentModel;
-using Avalonia.Metadata;
 using Avalonia.Collections;
 
 namespace Avalonia.Animation

src/Avalonia.Animation/KeyFramePair`1.cs

@@ -1,14 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using Avalonia.Collections;
-using System.ComponentModel;
-using Avalonia.Animation.Utils;
-using System.Reactive.Linq;
-using System.Linq;
-using Avalonia.Data;
-using System.Reactive.Disposables;
-
 namespace Avalonia.Animation
 {
     /// <summary>

src/Avalonia.Animation/PlayState.cs

@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-
-namespace Avalonia.Animation
+namespace Avalonia.Animation
 {
     /// <summary>
     /// Determines the playback state of an animation.
@@ -24,4 +20,4 @@ namespace Avalonia.Animation
         /// </summary>
         Stop
     }
-}
+}

src/Avalonia.Animation/PlaybackDirection.cs

@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-
-namespace Avalonia.Animation
+namespace Avalonia.Animation
 {
     /// <summary>
     /// Determines the playback direction of an animation.

src/Avalonia.Animation/RepeatCount.cs

@@ -1,12 +1,9 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Utilities;
 using System;
-using System.Collections.Generic;
 using System.ComponentModel;
 using System.Globalization;
-using System.Linq;
 
 namespace Avalonia.Animation
 {
@@ -199,4 +196,4 @@ namespace Avalonia.Animation
             }
         }
     }
-}
+}

src/Avalonia.Animation/RepeatCountTypeConverter.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Animation.Easings;
 using System;
 using System.ComponentModel;
 using System.Globalization;
@@ -20,4 +19,4 @@ namespace Avalonia.Animation
             return RepeatCount.Parse((string)value);
         }
     }
-}
+}

src/Avalonia.Animation/Timing.cs

@@ -2,10 +2,8 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System;
-using System.Diagnostics;
 using System.Linq;
 using System.Reactive.Linq;
-using Avalonia.Data;
 using Avalonia.Threading;
 
 namespace Avalonia.Animation

src/Avalonia.Animation/Transition`1.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.Metadata;
 using System;
 using System.Reactive.Linq;
 using Avalonia.Animation.Easings;
@@ -65,4 +64,4 @@ namespace Avalonia.Animation
             return control.Bind(Property, transition, Data.BindingPriority.Animation);
         }
     }
-}
+}

src/Avalonia.Animation/Utils/DoubleUtils.cs

@@ -2,8 +2,6 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System;
-using System.Collections.Generic;
-using System.Text;
 
 namespace Avalonia.Animation.Utils
 {

src/Avalonia.Base/Data/Core/Plugins/DataValidationBase.cs

@@ -2,7 +2,6 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System;
-using Avalonia.Data;
 
 namespace Avalonia.Data.Core.Plugins
 {

src/Avalonia.DesignerSupport/Remote/PreviewerWindowingPlatform.cs

@@ -63,4 +63,4 @@ namespace Avalonia.DesignerSupport.Remote
         public Size DoubleClickSize { get; } = new Size(2, 2);
         public TimeSpan DoubleClickTime { get; } = TimeSpan.FromMilliseconds(500);
     }
-}
+}

src/Avalonia.DesignerSupport/Remote/RemoteDesignerEntryPoint.cs

@@ -1,11 +1,8 @@
 using System;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.Net;
 using System.Reflection;
 using Avalonia.Controls;
-using Avalonia.Controls.Shapes;
-using Avalonia.DesignerSupport;
 using Avalonia.Input;
 using Avalonia.Remote.Protocol;
 using Avalonia.Remote.Protocol.Designer;
@@ -207,4 +204,4 @@ namespace Avalonia.DesignerSupport.Remote
             }
         });
     }
-}
+}

src/Avalonia.Diagnostics/Debug.cs

@@ -2,10 +2,8 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Text;
-using System.Threading.Tasks;
 using Avalonia.Controls;
 using Avalonia.Data;
 using Avalonia.VisualTree;

src/Avalonia.Diagnostics/ViewModels/LogicalTreeNode.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
 using Avalonia.Collections;
 using Avalonia.Controls;
 using Avalonia.LogicalTree;

src/Avalonia.Diagnostics/ViewModels/ViewModelBase.cs

@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.ComponentModel;
 using System.Runtime.CompilerServices;
 using JetBrains.Annotations;

src/Avalonia.Diagnostics/Views/PropertyChangedExtenions.cs

@@ -5,7 +5,7 @@ using System.Reflection;
 
 namespace Avalonia.Diagnostics.Views
 {
-    internal static class PropertyChangedExtenions
+    internal static class PropertyChangedExtensions
     {
         public static IObservable<T> GetObservable<T>(this INotifyPropertyChanged source, string propertyName)
         {

src/Avalonia.Diagnostics/Views/SimpleGrid.cs

@@ -2,7 +2,6 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System.Collections.Generic;
-using System.Linq;
 using Avalonia.Controls;
 
 namespace Avalonia.Diagnostics.Views

src/Avalonia.DotNetCoreRuntime/AppBuilder.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Reflection;
-using System.Text;
-using System.Threading.Tasks;
+using System.Reflection;
 using Avalonia.Controls;
 using Avalonia.Platform;
 using Avalonia.Shared.PlatformSupport;
@@ -60,4 +55,4 @@ namespace Avalonia
         void LoadWin32() => this.UseWin32();
         void LoadGtk3() => this.UseGtk3();
     }
-}
+}

src/Avalonia.DotNetCoreRuntime/RuntimeInfo.cs

@@ -1,9 +1,5 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
 using System.Runtime.InteropServices;
-using System.Text;
-using System.Threading.Tasks;
 using Avalonia.Platform;
 
 

src/Avalonia.Input/AccessKeyHandler.cs

@@ -49,7 +49,7 @@ namespace Avalonia.Input
         private bool _altIsDown;
 
         /// <summary>
-        /// Element to restore folowing AltKey taking focus.
+        /// Element to restore following AltKey taking focus.
         /// </summary>
         private IInputElement _restoreFocusElement;
 

src/Avalonia.Input/Cursors.cs

@@ -2,10 +2,6 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 using Avalonia.Platform;
 
 namespace Avalonia.Input
@@ -69,7 +65,7 @@ namespace Avalonia.Input
         {
             return Enum.TryParse<StandardCursorType>(s, true, out var t) ?
                 new Cursor(t) :
-                throw new ArgumentException($"Unrecognised cursor type '{s}'.");
+                throw new ArgumentException($"Unrecognized cursor type '{s}'.");
         }
 
         private static IPlatformHandle GetCursor(StandardCursorType type)

src/Avalonia.Input/DataObject.cs

@@ -1,6 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
+using System.Collections.Generic;
 
 namespace Avalonia.Input
 {

src/Avalonia.Input/DragDrop.cs

@@ -1,6 +1,6 @@
 using System.Threading.Tasks;
-using Avalonia.Interactivity;
 using Avalonia.Input.Platform;
+using Avalonia.Interactivity;
 
 namespace Avalonia.Input
 {
@@ -51,4 +51,4 @@ namespace Avalonia.Input
             return src?.DoDragDrop(data, allowedEffects) ?? Task.FromResult(DragDropEffects.None);
         }
     }
-}
+}

src/Avalonia.Input/ICustomKeyboardNavigation.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
 
 namespace Avalonia.Input
 {

src/Avalonia.Input/IDataObject.cs

@@ -14,7 +14,7 @@ namespace Avalonia.Input
         IEnumerable<string> GetDataFormats();
 
         /// <summary>
-        /// Checks wether a given DataFormat is present in this object
+        /// Checks whether a given DataFormat is present in this object
         /// <seealso cref="DataFormats"/>
         /// </summary>
         bool Contains(string dataFormat);
@@ -36,4 +36,4 @@ namespace Avalonia.Input
         /// </summary>
         object Get(string dataFormat);
     }
-}
+}

src/Avalonia.Input/IInputManager.cs

@@ -7,24 +7,24 @@ using Avalonia.Input.Raw;
 namespace Avalonia.Input
 {
     /// <summary>
-    /// Recieves input from the windowing subsystem and dispatches it to interested parties
+    /// Receives input from the windowing subsystem and dispatches it to interested parties
     /// for processing.
     /// </summary>
     public interface IInputManager
     {
         /// <summary>
-        /// Gets an observable that notifies on each input event recieved before
+        /// Gets an observable that notifies on each input event received before
         /// <see cref="Process"/>.
         /// </summary>
         IObservable<RawInputEventArgs> PreProcess { get; }
 
         /// <summary>
-        /// Gets an observable that notifies on each input event recieved.
+        /// Gets an observable that notifies on each input event received.
         /// </summary>
         IObservable<RawInputEventArgs> Process { get; }
 
         /// <summary>
-        /// Gets an observable that notifies on each input event recieved after
+        /// Gets an observable that notifies on each input event received after
         /// <see cref="Process"/>.
         /// </summary>
         IObservable<RawInputEventArgs> PostProcess { get; }

src/Avalonia.Input/IPointerDevice.cs

@@ -1,8 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
-using Avalonia.Interactivity;
 using Avalonia.VisualTree;
 
 namespace Avalonia.Input

src/Avalonia.Input/InputElement.cs

@@ -5,7 +5,6 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using Avalonia.Interactivity;
-using Avalonia.Rendering;
 using Avalonia.VisualTree;
 
 namespace Avalonia.Input

src/Avalonia.Input/InputExtensions.cs

@@ -1,10 +1,10 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using Avalonia.VisualTree;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using Avalonia.VisualTree;
 
 namespace Avalonia.Input
 {
@@ -48,4 +48,4 @@ namespace Avalonia.Input
                    element.IsEnabledCore;
         }
     }
-}
+}

src/Avalonia.Input/InputManager.cs

@@ -8,7 +8,7 @@ using Avalonia.Input.Raw;
 namespace Avalonia.Input
 {
     /// <summary>
-    /// Recieves input from the windowing subsystem and dispatches it to interested parties
+    /// Receives input from the windowing subsystem and dispatches it to interested parties
     /// for processing.
     /// </summary>
     public class InputManager : IInputManager

src/Avalonia.Input/Key.cs

@@ -77,7 +77,7 @@ namespace Avalonia.Input
         KanaMode = 9,
 
         /// <summary>
-        /// The IME Janja mode key.
+        /// The IME Junja mode key.
         /// </summary>
         JunjaMode = 10,
 

src/Avalonia.Input/KeyBinding.cs

@@ -1,8 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 using System.Windows.Input;
 
 namespace Avalonia.Input

src/Avalonia.Input/KeyEventArgs.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
 using Avalonia.Interactivity;
 
 namespace Avalonia.Input

src/Avalonia.Input/KeyGesture.cs

@@ -1,8 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Avalonia.Input
 {
@@ -45,7 +43,7 @@ namespace Avalonia.Input
         public InputModifiers Modifiers { get; set; }
 
         
-        static readonly Dictionary<string, Key> KeySynonims = new Dictionary<string, Key>
+        static readonly Dictionary<string, Key> KeySynonyms = new Dictionary<string, Key>
         {
             {"+", Key.OemPlus },
             {"-", Key.OemMinus},
@@ -56,7 +54,7 @@ namespace Avalonia.Input
         static Key ParseKey(string key)
         {
             Key rv;
-            if (KeySynonims.TryGetValue(key.ToLower(), out rv))
+            if (KeySynonyms.TryGetValue(key.ToLower(), out rv))
                 return rv;
             return (Key)Enum.Parse(typeof (Key), key, true);
         }

src/Avalonia.Input/KeyboardDevice.cs

@@ -1,10 +1,7 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
 using System.ComponentModel;
-using System.Linq;
-using System.Reactive.Linq;
 using System.Runtime.CompilerServices;
 using Avalonia.Input.Raw;
 using Avalonia.Interactivity;

src/Avalonia.Input/KeyboardNavigationHandler.cs

@@ -46,7 +46,7 @@ namespace Avalonia.Input
         /// <param name="direction">The navigation direction.</param>
         /// <returns>
         /// The next element in the specified direction, or null if <paramref name="element"/>
-        /// was the last in therequested direction.
+        /// was the last in the requested direction.
         /// </returns>
         public static IInputElement GetNext(
             IInputElement element,

src/Avalonia.Input/MouseDevice.cs

@@ -2,7 +2,6 @@
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Reactive.Linq;
 using Avalonia.Input.Raw;
@@ -27,7 +26,7 @@ namespace Avalonia.Input
         /// Gets the control that is currently capturing by the mouse, if any.
         /// </summary>
         /// <remarks>
-        /// When an element captures the mouse, it recieves mouse input whether the cursor is 
+        /// When an element captures the mouse, it receives mouse input whether the cursor is 
         /// within the control's bounds or not. To set the mouse capture, call the 
         /// <see cref="Capture"/> method.
         /// </remarks>
@@ -66,7 +65,7 @@ namespace Avalonia.Input
         /// </summary>
         /// <param name="control">The control.</param>
         /// <remarks>
-        /// When an element captures the mouse, it recieves mouse input whether the cursor is 
+        /// When an element captures the mouse, it receives mouse input whether the cursor is 
         /// within the control's bounds or not. The current mouse capture control is exposed
         /// by the <see cref="Captured"/> property.
         /// </remarks>

src/Avalonia.Input/Platform/IClipboard.cs

@@ -1,10 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 using System.Threading.Tasks;
 
 namespace Avalonia.Input.Platform

src/Avalonia.Input/Platform/IPlatformDragSource.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-using System.Threading.Tasks;
-using Avalonia.Input;
-using Avalonia.Interactivity;
+using System.Threading.Tasks;
 
 namespace Avalonia.Input.Platform
 {

src/Avalonia.Input/Platform/IStandardCursorFactory.cs

@@ -1,11 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 using Avalonia.Input;
 
 namespace Avalonia.Platform

src/Avalonia.Input/PointerEventArgs.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
 using Avalonia.Interactivity;
 using Avalonia.VisualTree;
 

src/Avalonia.Input/Raw/IDragDropDevice.cs

@@ -1,8 +1,6 @@
-using Avalonia.Input;
-
-namespace Avalonia.Input.Raw
+namespace Avalonia.Input.Raw
 {
     public interface IDragDropDevice : IInputDevice
     {
     }
-}
+}

src/Avalonia.Input/Raw/RawDragEvent.cs

@@ -1,8 +1,4 @@
-using System;
-using Avalonia.Input;
-using Avalonia.Input.Raw;
-
-namespace Avalonia.Input.Raw
+namespace Avalonia.Input.Raw
 {
     public class RawDragEvent : RawInputEventArgs
     {
@@ -25,4 +21,4 @@ namespace Avalonia.Input.Raw
             Modifiers = modifiers;
         }
     }
-}
+}

src/Avalonia.Input/Raw/RawMouseWheelEventArgs.cs

@@ -1,8 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
-using Avalonia.Layout;
 
 namespace Avalonia.Input.Raw
 {

src/Avalonia.Input/TextInputEventArgs.cs

@@ -1,11 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 using Avalonia.Interactivity;
 
 namespace Avalonia.Input

src/Avalonia.Interactivity/IInteractive.cs

@@ -11,7 +11,7 @@ namespace Avalonia.Interactivity
     public interface IInteractive
     {
         /// <summary>
-        /// Gets the interactive parent of the object for bubbling and tunnelling events.
+        /// Gets the interactive parent of the object for bubbling and tunneling events.
         /// </summary>
         IInteractive InteractiveParent { get; }
 

src/Avalonia.Interactivity/Interactive.cs

@@ -19,7 +19,7 @@ namespace Avalonia.Interactivity
         private Dictionary<RoutedEvent, List<EventSubscription>> _eventHandlers;
 
         /// <summary>
-        /// Gets the interactive parent of the object for bubbling and tunnelling events.
+        /// Gets the interactive parent of the object for bubbling and tunneling events.
         /// </summary>
         IInteractive IInteractive.InteractiveParent => ((IVisual)this).VisualParent as IInteractive;
 

src/Avalonia.Layout/ILayoutManager.cs

@@ -1,8 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
-using System.Reactive;
 
 namespace Avalonia.Layout
 {

src/Avalonia.Layout/LayoutManager.cs

@@ -3,7 +3,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using Avalonia.Logging;
 using Avalonia.Threading;
 
@@ -100,7 +99,7 @@ namespace Avalonia.Layout
                 }
 
                 stopwatch.Stop();
-                Logger.Information(LogArea.Layout, this, "Layout pass finised in {Time}", stopwatch.Elapsed);
+                Logger.Information(LogArea.Layout, this, "Layout pass finished in {Time}", stopwatch.Elapsed);
             }
 
             _queued = false;
@@ -150,7 +149,7 @@ namespace Avalonia.Layout
             // Controls closest to the visual root need to be arranged first. We don't try to store
             // ordered invalidation lists, instead we traverse the tree upwards, measuring the
             // controls closest to the root first. This has been shown by benchmarks to be the
-            // fastest and most memory-efficent algorithm.
+            // fastest and most memory-efficient algorithm.
             if (control.VisualParent is ILayoutable parent)
             {
                 Measure(parent);

src/Avalonia.Layout/Layoutable.cs

@@ -4,7 +4,6 @@
 using System;
 using System.Linq;
 using Avalonia.Logging;
-using Avalonia.Platform;
 using Avalonia.VisualTree;
 
 namespace Avalonia.Layout
@@ -654,7 +653,7 @@ namespace Avalonia.Layout
         }
 
         /// <summary>
-        /// Tests whether any of a <see cref="Rect"/>'s properties incude nagative values,
+        /// Tests whether any of a <see cref="Rect"/>'s properties include negative values,
         /// a NaN or Infinity.
         /// </summary>
         /// <param name="rect">The rect.</param>
@@ -669,7 +668,7 @@ namespace Avalonia.Layout
         }
 
         /// <summary>
-        /// Tests whether any of a <see cref="Size"/>'s properties incude nagative values,
+        /// Tests whether any of a <see cref="Size"/>'s properties include negative values,
         /// a NaN or Infinity.
         /// </summary>
         /// <param name="size">The size.</param>

src/Avalonia.Logging.Serilog/SerilogExtensions.cs

@@ -1,5 +1,4 @@
-using System;
-using Avalonia.Controls;
+using Avalonia.Controls;
 using Serilog;
 using SerilogLevel = Serilog.Events.LogEventLevel;
 

src/Avalonia.ReactiveUI/AppBuilderExtensions.cs

@@ -4,9 +4,6 @@
 using Avalonia.Controls;
 using Avalonia.Threading;
 using ReactiveUI;
-using System;
-using System.Reactive.Concurrency;
-using System.Threading;
 
 namespace Avalonia
 {

src/Avalonia.Remote.Protocol/AvaloniaRemoteMessageGuidAttribute.cs

@@ -1,8 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Avalonia.Remote.Protocol
 {

src/Avalonia.Remote.Protocol/BsonStreamTransport.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;

src/Avalonia.Remote.Protocol/DefaultMessageTypeResolver.cs

@@ -2,8 +2,6 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Reflection;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Avalonia.Remote.Protocol
 {

src/Avalonia.Remote.Protocol/ITransport.cs

@@ -1,7 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 using System.Threading.Tasks;
 
 namespace Avalonia.Remote.Protocol

src/Avalonia.Remote.Protocol/InputMessages.cs

@@ -1,8 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 /*
  We are keeping copies of core events here, so they can be used 
  without referencing Avalonia itself, e. g. from projects that

src/Avalonia.Remote.Protocol/MetsysBson.cs

@@ -28,20 +28,19 @@ Code imported from https://github.com/elaberge/Metsys.Bson without any changes
 
 */
 
-using System.Text;
-using System.Text.RegularExpressions;
-using System.IO;
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.Diagnostics;
-using System.Net;
-using System.Security.Cryptography;
+using System.IO;
 using System.Linq;
 using System.Linq.Expressions;
+using System.Net;
 using System.Reflection;
-using System;
 using System.Runtime.Serialization;
-
+using System.Security.Cryptography;
+using System.Text;
+using System.Text.RegularExpressions;
 using Metsys.Bson.Configuration;
 // ReSharper disable All
 
@@ -251,7 +250,7 @@ namespace Metsys.Bson
                     _writer.Write((long)((DateTime)value).ToUniversalTime().Subtract(Helper.Epoch).TotalMilliseconds);
                     return;
                 case Types.Binary:
-                    WriteBinnary(value);
+                    WriteBinary(value);
                     return;
                 case Types.ScopedCode:
                     Write((ScopedCode)value);
@@ -309,7 +308,7 @@ namespace Metsys.Bson
             }
         }
 
-        private void WriteBinnary(object value)
+        private void WriteBinary(object value)
         {
             if (value is byte[])
             {
@@ -833,14 +832,14 @@ namespace Metsys.Bson
             return enumerableType.IsGenericType ? enumerableType.GetGenericArguments()[0] : typeof(object);
         }
 
-        public static Type GetDictionarKeyType(Type enumerableType)
+        public static Type GetDictionaryKeyType(Type enumerableType)
         {
             return enumerableType.IsGenericType
                 ? enumerableType.GetGenericArguments()[0]
                 : typeof(object);
         }
 
-        public static Type GetDictionarValueType(Type enumerableType)
+        public static Type GetDictionaryValueType(Type enumerableType)
         {
             return enumerableType.IsGenericType
                 ? enumerableType.GetGenericArguments()[1]
@@ -1259,9 +1258,9 @@ namespace Metsys.Bson
 
         private object ReadDictionary(Type listType, object existingContainer, Options options)
         {
-            var valueType = ListHelper.GetDictionarValueType(listType);
+            var valueType = ListHelper.GetDictionaryValueType(listType);
             var isObject = typeof(object) == valueType;
-            var container = existingContainer == null ? ListHelper.CreateDictionary(listType, ListHelper.GetDictionarKeyType(listType), valueType) : (IDictionary)existingContainer;
+            var container = existingContainer == null ? ListHelper.CreateDictionary(listType, ListHelper.GetDictionaryKeyType(listType), valueType) : (IDictionary)existingContainer;
 
             while (!IsDone())
             {
@@ -1310,7 +1309,7 @@ namespace Metsys.Bson
         private string ReadString()
         {
             var length = _reader.ReadInt32();
-            var buffer = _reader.ReadBytes(length - 1); //todo: again, look at fragementation prevention
+            var buffer = _reader.ReadBytes(length - 1); //todo: again, look at fragmentation prevention
             _reader.ReadByte(); //null;
             Read(4 + length);
 

src/Avalonia.Remote.Protocol/ViewportMessages.cs

@@ -1,10 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace Avalonia.Remote.Protocol.Viewport
+namespace Avalonia.Remote.Protocol.Viewport
 {
     public enum PixelFormat
     {

src/Avalonia.Styling/Controls/Classes.cs

@@ -3,7 +3,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using Avalonia.Collections;
 
 namespace Avalonia.Controls

src/Avalonia.Styling/Controls/INameScope.cs

@@ -21,7 +21,7 @@ namespace Avalonia.Controls
         event EventHandler<NameScopeEventArgs> Unregistered;
 
         /// <summary>
-        /// Registers an element eith the name scope.
+        /// Registers an element in the name scope.
         /// </summary>
         /// <param name="name">The element name.</param>
         /// <param name="element">The element.</param>

src/Avalonia.Styling/Controls/IPseudoClasses.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
 
 namespace Avalonia.Controls
 {

src/Avalonia.Styling/Controls/IResourceDictionary.cs

@@ -1,7 +1,6 @@
 // Copyright (c) The Avalonia Project. All rights reserved.
 // Licensed under the MIT license. See licence.md file in the project root for full license information.
 
-using System;
 using System.Collections.Generic;
 
 namespace Avalonia.Controls