NOTE: This upgrade is a work-in-progress

Feature Includes:

• Upgrade from Avalonia v0.10.x to v11.0.0
• Added EditorConfig for VS styling and basic coding standards

References

• Avalonia v11 Upgrade

Avalonia Changes

• AvaloniaProperty.Register<T>(..) deprecated notifying argument.
  • AvaloniaUI/Avalonia@4fc1995
  • Deprected v11-preview6 Internals part #1: platform backends AvaloniaUI/Avalonia#10336
  • https://docs.avaloniaui.net/docs/authoring-controls/defining-properties
  • Use: protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
  • Reference: Inconsistent render result on Avalonia Nightly and Avalonia 11.0-preview4 AvaloniaUI/Avalonia#10088
• Deprecated: ForegroundBrush { get; set; }, Use method, SetForegroundBrush(...)

Pending Fixes

• CaretHighlightAdorner.cs
  • TextBlock does not contain a definition for GetForeground
  • No overload method for RunAsync takes 3 arguments
• ContextMenuEntry.cs
  • ContextMenu does not contain definition for ContextMenuOpening
• CopyFullyQualifiedNameContextMenuEntry.cs
  • Application does not contain a definition for Clipboard
• CreateListDialog.xaml.cs
  • Cannot convert lambda expression to IObserver<string> because it is not a delegate type
  • Application does not contain a definition for FocusManager
• CustomDialog.xaml.cs
  • Cannot convert from Avalonia.StyledElement to Avalonia.Controls.Control
• DecompilerTextView.xaml.cs
  • IWindowImpl does not contain a definition for MouseDevice
  • IPointerDevice does not contain a definition for GetPosition
  • FontManager does not contain a definition for GetInstalledForntFamilyNames
  • FontManager does not contain a definition for DefaultFontFamilyName
• Images.cs
  • AvaloniaLocator does not contain a definition for Current
    • Deprecated: AvaloniaLocator.Current.GetService<T>
    • Usage: ...GetService<IPlatformRenderInterface>().CreateRenderTarget(...)
  • Bitmap does not contain definition for PlatformImpl (x3)
• PlatformDependentWindow.cs
  • ITopLevelImpl.Input is inaccessable due to its protection level
  • RawKeyEventArgs does not contain a definition for Modifiers - Ava v11 is now [PrivateApi] and internal
  • RawKeyEventArgs does not contain a definition for Key
• ResourceObjectTable.xaml.cs
  • Application does not contain a definition for Clipboard
• ResourceStringTable.xaml.cs
  • Application does not contain a definition for Clipboard
• SearchPane.xaml.cs
  • The best overload for Register does not have a parameter named notifing
    • Deprecated: AvaloniaProperty.Register(..) deprecated notifying argument in v11.0-preview6.
    • Ref: 11.0.0 Preview 6 - AvaloniaProperty.Register - Without notifying-parameter? AvaloniaUI/Avalonia#10766
    • Ref: Inconsistent render result on Avalonia Nightly and Avalonia 11.0-preview4 AvaloniaUI/Avalonia#10088
• TextMarkerService.cs
  • Cannot convert AvaloniaEdit.Document.ISegment to int
    • Deprecated method overload: TextView.Redraw(ISegment, DispatcherPriority)
    • NEW: TextView.Redraw(ISegment)
  • Property VisualLineElementTextRunProperties.ForegroundBrush cannot be assigned - It's read only.
    • NEW: Use, element.TextRunProperties.SetForegroundBrush(foregroundBrush);
• ThreadingSupport.cs
  • Application does not contain a definition for Clipboard

Notes

• AvaloniaLocator has been removed
  • https://docs.avaloniaui.net/docs/next/stay-up-to-date/upgrade-from-0.10#locator
  • Mark private apis as private  AvaloniaUI/Avalonia#11557
• protected override ... CreateItemContainerGenerator()
  • This is not overridable. Marked as obsolete
  • private protected virtual ItemContainerGenerator CreateItemContainerGenerator()
• IItemContainerGenerator -> ItemContainerGenerator
• ItemContainerEventArgs has been deprecated
  • PR #9677
  • Commit 1101f28 - Refactored ItemContainerGenerator
    • override void OnContainerMaterialized() has been replaced by internal override void PrepareContainerForItemOverride(...)
• MainWindow.HandleWindowStateChanged has been deprecated in v11
  • NOTE: Undocumented
  • First Release Candidate of Avalonia UI v11 Now Available! AvaloniaUI/Avalonia#11593
  • Use protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)

Stretch TO-DO

• Rename .xaml to .axaml

Overview of Changes Made

• IBitmap -> Bitmap
• FocusManager
• WbFb : IFramebufferPlatformSurface now implements CreateFramebufferRenderTarget() - macOS rendering update + initial metal support AvaloniaUI/Avalonia#11914

Focus Manager

OpenListDialog.xaml.cs

// Avalonia v0.10
//// TemplateApplied += (sender, e) => Application.Current.FocusManager.Focus(listView);

TemplateApplied += (sender, e) => {
  // Avalonia v11
  var focusManager = TopLevel.GetTopLevel(listView).FocusManager;
  focusManager.GetFocusedElement().Focus();
};

Clipboard

// v0.10
App.Current.Clipboard.SetTextAsync(sb.ToString());

// v11.0 - TopLevel
var clipboard = TopLevel.GetTopLevel(this)?.Clipboard;
clipboard.SetTextAsync(sb.ToString());

// v11.0 - Main Window
var clipboard = App.Current.GetMainWindow()?.Clipboard;
clipboard.SetTextAsync(member.ReflectionName);