As of the Java SE 6 update 10 (6u10) release, you can add translucent and shaped windows to your Swing applications. This functionality is part of the public AWT package in JDK 7. You can create windows of three forms:
Window with uniform translucency: You can create window with uniform translucency where each pixel has the same translucency (or alpha) value.
Window with per-pixel translucency: You can create window where each pixel has its own alpha value. Make a part of the window translucent.
Window with any shape object: You can create windows with a certain shape like circle, oval etc.
Duration: 30 minutes
Release Date: 13-FEB-2012
Created by: Anjana Shenoy
Release Date: 15-AUG-11
Release Date: 15-SEP-11