graphical text editor with syntax highlighting

 TEA provides you with hundreds of functions. Want some tea?
 .
 TEA features:
  * Qt-based GUI with a tabbed layout engine;
  * hotkey customization;
  * spell checking (using aspell or hunspell);
  * support for multiple encodings;
  * syntax highlighting;
  * support for code snippets and templates;
  * string-handling functions such as sorting, reversing, de-formatting,
    trimming, filtering, conversions etc.;
  * editing support for Wikipedia, DocBook, LaTeX, and Lout;
  * reading support for text-based word processor formats (ABW, DOCX, FB2,
    KWD, ODT, RTF, SLA, SWX);
  * reading support for PDF and DjVu files, if they contain text;
  * bookmarks;
  * miscellaneous XML/XHTML/HTML tools;
  * "open at cursor" function from HTML href or img tags;
  * preview in external browsers;
  * drag'n'drop support (with text files and pictures);
  * built-in image viewer (BMP, GIF, JPEG, PNG, SVG, WBMP).