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Codename One Adds WYSIWYG Rich Text and Syntax-Highlighting Code Editor Components

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Open-source cross-platform framework Codename One has introduced two new visual editor components via PR #5272: RichTextArea, a WYSIWYG rich text editor, and CodeEditor, an IDE-style editor with syntax highlighting. Both components share a common base class, AbstractEditorComponent, which communicates through a semantic command-and-query channel rather than handling rendering directly. The editors support two interchangeable backends — a cross-platform engine built on BrowserComponent using native web views per platform, and an optional native peer implementation supplied by individual ports. CodeEditor supports eight programming languages, offers light and dark themes, displays line-number gutters, and handles bracket auto-closing. It also supports asynchronous code completion via a callback-based provider and inline diagnostics rendered as squiggly underlines and gutter markers.

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