WinForms Controls 2020.1 build 403 Maintenance Release

A new maintenance release of the WinForms Controls is now available. 

Detailed Update List

SyntaxEditor

• Added syntax highlighting to collapsed region quick info tips created by the CollapsedRegionQuickInfoProvider language service.
• Added the CollapsedRegionQuickInfoProvider.IsSyntaxHighlightingEnabled property and added a parameter to the GetContent method.
• Added the IPrintSettings.AreCollapsedOutliningNodesAllowed property that can be set to true to allow collapsed outlining nodes in a printer view.
• Added the IPrintSettings.AreIndentationGuidesVisible property that can be set to true to allow indentation guides in a printer view.
• Added the IPrintSettings.AreSquiggleLinesVisible property that can be set to true to allow squiggle lines in a printer view.
• Added the SyntaxEditor.LineNumberMarginMinWidth property that sets the line number margin's minimum width.
• Added the SyntaxEditor.IndicatorMarginWidth and SelectionMarginWidth properties that set the associated margin widths.
• Added the SyntaxEditor.UseInvertedCaret property that can be set to true to have the caret invert its background, similar to classic code editors.
• Improved the sample Markdown syntax language with better syntax highlighting.
• Updated the TextExporterFactory.CreateRtf method to initialize the font family and size on the created IRtfTextExporter if they are specified in the Plain Text highlighting style.
• Updated line modification marks to have a slightly smaller width.
• Updated AutoCaseCorrector to merge its text change into the previous text change, similar to how Visual Studio does.
• Updated the Shift+MouseWheel input scrolling logic.
• Updated the editor to support default font bold/italic settings.
• Updated CollectionTagger's indexer to look for matches using value equality instead of reference equality.
• Updated SyntaxEditor to remove its views and clear out its document reference when the control is disposed.
• Fixed a bug where setting the SyntaxEditor.BackColor or ForeColor properties didn't repaint the control properly.
• Fixed a bug where highlighted backgrounds for single line terminator characters didn't render.
• Fixed a bug where a memory leak could occur when using IME support.
• Fixed a bug where setting an alternate e.DragEventArgs.Effect in a SyntaxEditor.PasteDragDrop event handler for PasteDragDropAction.DragOver didn't change the resolved effect.
• Fixed a bug where copying a block selection with zero-length didn't work.
• Fixed a bug where auto-correctors incorrectly ran when deleting text at the end of a line.
• Fixed a bug where printer views didn't support custom adornment managers.
• Fixed a bug where printer views didn't restore the original Graphics clip after rendering.
• Fixed a bug where SyntaxEditor wasn't able to render to metafiles.
• Fixed a bug where the ScrollBars didn't disable when no scrolling was possible.
• Fixed a bug with caret movement in a certain scenario.

.NET Languages Add-on

• Fixed a bug where the C# grammar didn't always handle invalid object creation expressions correctly.
• Fixed a bug where the VB parser didn't perform well when there were many line terminators in a row.

Web Languages Add-on

• Improved the JSON syntax highlighting with a new classification type and related highlighting style for property names.

Python Language Add-on

• Fixed a bug where packages and modules whose names began with an underscore were not included in IntelliPrompt.

Shared

• Improved CanvasControl's rendering of dotted and dashed lines.
• Improved CanvasControl's rendering of text layout lines to match the padding of other platforms.
• Fixed a bug where an exception could be thrown when CanvasControl rendered very long text lines.