SciTE - a programmers text editor
is a graphical GTK+ based editor. It has support for indenting,
highlighting, and shortcuts in a myriad of languages and can be extended by
editing object-oriented configuration files.
Support is included for Java, C, C++, C#, Shell, Apache.
Type Alt-H or Click the Help Pulldown menu.
Most of SciTE
was made by Neil Hodgson, with a lot of help from others.