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New in 4.4


  1. Flex support. Supported properties:
    display: flex
  2. CSS letter-spacing support for FMX/Windows canvas.
  3. FontAwesome is upgraded to version 5.6.
  4. CSS only-of-type pseudoclass sypport.
  5. CSS clip-path support.
  6. CSS break-after support.
  7. Custom fonts support for FMX canvas (Windows and Linux).
  8. Special class for registering CSS extensions (f.e hints, fontawesome): TCSSExtension.
    Extension is registered using set of key classes which triggers using of this extension when found in document.
  9. Faster shadows in DX and FMX canvaces.
  10. Faster text rendering on FMX/Windows canvas.
  11. Faster elements resize.
  12. Smooth scolling of FMX Panel/Editor.
  13. New global canvas class selector: HtUIDefaultCanvasClass: used by UI controls (Checkbox, Radio, Button, Listbox, etc.). By default is set to GDI.
  14. HTML rendering (THtDocument.Draw) can now be used in threads. Use second parameter in constructor.
  15. Added workaround for bug in VMWare v.16 which leads to blue screen when using DX canvas.
  16. Faster rendering on DX canvas.
  17. FMX.HtPanel.ScreenshotMode property for faster UI transitions.
  18. Improved text rendering on GDI canvas.
  19. HtMetafile class for all platforms with ability to save/load from stream/file.
  20. Support for WOFF fonts (when using Office library).
  21. QuirksModeSelector property: force quirks mode or doctype mode for document.


  1. Improved RTF and DOCX import.
  2. FMX: speedbutton descendants with editor actions - TextStyle, TextCase, Equation, Columns, FormatPainter, Footnote. (fmx.hteditbuttons unit).
  3. Support for pasting EMF/WMF as SVG on all platforms (when using Office library).


  1. SQLite support in SQL library.