published under LGPL
straight forward C++ class-design (see the API documentation)
asynchronous messagehandling (messageposts between objects)
multithreaded
highly customizable widgets
(background gradients, background images, transparency, colors, fonts)
many standard widgets already implemented
(buttons, labels, scrollbars, progressbars, windows ...)
create your own widgets
(subclass an existing widget)
Installing from RPM
That's the easiest method:
rpm -Uhv paragui-x.x.x.rpm
rpm -Uhv paragui-devel-x.x.x.rpm
and you're set.
Installing from a tarball
A bit more work but also quite easy:
tar -zxvf paragui-x.x.x.tar.gz
cd paragui-x.x.x
./configure [--prefix=/usr]
make
make install [as root]