WinForms Controls v22.1.1 Maintenance Release

Announcements Forum

Posted 2 years ago by Actipro Software Support - Cleveland, OH, USA

A new WinForms Controls maintenance release is now available.

Detailed Update List


  • Added new Column Guides feature with Column Guides QuickStart to demonstrate the functionality.
  • Added a new Compare Files QuickStart to demonstrate side-by-side file comparison.
  • Improved the logic for adding manual outlining nodes.
  • Improved HighlightingStyleRegistry.Import to match classification types by key and to ignore colors defined as '0x01000000'.
  • Improved NavigableSymbolSelector to update its ComboBox selections quicker for simple selection changes in the attached SyntaxEditor.
  • Improved DelimiterAutoCompleter to function in more scenarios.
  • Improved performance of StartsWithFragmentCompletionItemMatcher and updated RegexCompletionItemMatcherBase to generate capturing and non-capturing regular expression patterns for improved matching performance when captures are not necessary.
  • Updated the IntelliPrompt repositioning logic to ensure it remains horizontally within the text area.
  • Updated SyntaxEditor to ignore vertical mouse wheel scrolling when IsMultiLine is false (single-line mode).
  • Updated open IntelliPrompt completion sessions to refresh selection/filters if Items collection changes are detected.
  • Updated SquiggleTagQuickInfoProvider to show quick info for the last tagged range (highest in z-order) instead of the first, when there are overlapping ranges.
  • Fixed an issue where IntelliPrompt completion tab filters might not work properly in a certain scenario.
  • Fixed an issue where intra-line adornments with a bottom margin may not display properly on the last line of a document.
  • Fixed an issue where collapsed outlining nodes could get out of sync in a certain scenario.
  • Fixed an issue where syntax highlighting might not update properly after certain text changes.
  • Fixed an issue where typing an emoji could throw an exception.
.NET Languages Add-on
  • Improved the VBTextFormatter logic.
  • Improved IntelliPrompt completion for VB With statements.
  • Improved IntelliPrompt completion after VB For statements.
  • Improved IntelliPrompt for variables defined within switch case blocks.
  • Fixed an issue where C# completion wasn't correct within a new object creation expression.
  • Fixed an issue where an invalid VB module declaration could lead to an exception in a certain scenario.
  • Fixed an issue where a VB With statement could lead to an exception in a certain scenario.
Python Language Add-on
  • Fixed an issue where an import name might not resolve correctly, due to a change in the previous build.


  • Improved GDI rendering performance when working with fully transparent colors.
  • Fixed an issue with CanvasDrawContext that prevented brushes other than SolidBrush from rendering correctly.

Actipro Software Support