Java GUI Framework Interview Question:

How to to write a diagram editor. How to start?

Submitted by: Administrator

Consider using a framework like

http://www.jhotdraw.org/

for a start. You also might want to familiarize yourself with many of the design patterns in

Gamma, E.; Helm, R.; Johnson, R.; Vlissides, J.: Design
Patterns: Elements of reusable object-oriented Software.
Addison-Wesley professional computing series. Brian W.
Kernighan, Consulting Editor. Reading, MA: Addison-Wesley,
1994.

And (if you manage to find documentation), the early work on UniDraw and IDraw by Vlissides is also interesting (in C++).
Submitted by: Administrator