Release History

UI for WinUI 2.8.0

October 11, 2023

What's New

NEW

• Implemented Chat component for easier development of conversational applications. It supports predefined messages and card types like text, image, flipview, weather card, flight card, product card, data form and list options.

PdfProcessing

NEW

• Prevent exporting exactly the same fonts more than once.

FIXED

• A NullReferenceException is thrown when loading a document with no Encoding containing MicrosoftNonSymbolicGlyph.
• TrueType Postscript fonts perceived as Standard fonts are embedded on export.
• Some documents containing Type1 font without Private Dict are not rendered as expected.
• A NullReferenceException is thrown when importing a document containing an updated xref table that has an invalid offset.
• A KeyNotFoundException when getting glyph width with a standard font and WinAnsiEncoding.
• InvalidOperationException is thrown when importing a document with an invalid offset of the cross-reference table.
• An InvalidDataException 'Unknown compression method (0x31)' thrown when importing a document.
• An InvalidCastException caused by colorspace defined as nested indirect objects.
• Filled values in forms are missing when exporting to an image.
• An exception is thrown when exporting an encoded document containing an image with Index ColorSpace.
• An endless loop when importing a document containing an EI keyword not followed by space or return.

SpreadProcessing

FIXED

• Resolving a conditional formatting rule for cells with a row index greater than the max causes an exception.
• Importing documents containing many formulas referring to constantс values is causing a memory leak.
• Importing an XLS document containing _xlfn.SINGLE defined name causes an InvalidOperationException.
• Horizontal bar chart data is loaded incorrectly in some documents.
• Exporting a document containing workbook properties and protection leads to an invalid document.
• A NullReferenceException is thrown when copying a sheet containing chart with Marker which FIll is null.
• Text is cut off when exporting to PDF with a specific font.

SpreadStreamProcessing

FIXED

• KeyNotFoundException is thrown when iterating cells having a disabled 'Normal font' formatting option.

WordsProcessing

NEW

• Introduced support for import of documents containing runs as children of another run.
• Introduced support for importing documents containing simple fields as a child of another run.
• HtmlFormatProvider: Handle import of base64 images with no data source.

FIXED

• When exported, a table cell with set borders is visualized with only top and bottom borders.
• A table cell with a dark background is always exported with a white foreground.
• PdfFormatProvider: ArgumentException because of negative line height.
• HtmlFormatProvider: Wrong parsing of border styles when both are set inline and in CSS.
• DOCX document fails to import if it contains content control without content inside the first block in the header or footer.
• Document with a shape containing PictureFill fails to export to DOCX.