Eagle is an abstraction layer atop Graphical Toolkits focused on
making simple applications easy to build while powerful in features.
With Eagle you have many facilities to build application that needs
just some buttons, user input and a canvas to draw.
Canvas is really simple, what makes Eagle a great solution to
Computer Graphics and Image Processing software, the primary focus
of this library.
User input widgets are persistent, you just need to mark them
"persistent" or put them in the preferences area.
Eagle is not meant to be another Graphical Toolkit, you already
have a bunch of them, like ...