JCODEEDIT is a FREE java SWING component available with sources.
It's intended to embed in user's application to edit java source code
in a comfortable way.
The main features : full jdk 1.3 compatible syntax highlighting,
real-time syntax parser with showing errors at the bottom of the
component (optional),
show methods and constants for declared variables (on press dot or
Ctrl+Space),
two operation modes - class editor and script editor,
copy, cut, paste, find, find next, undo, redo, go to line
functionality,
show errors at the left line with special signs,
vertical ruler with line numbers,
current line/column indicator placed at the right down corner of the
component,
current line with different color.
Download the component from our site for free :
http://www.jprintout.com