Here is a list of user-visible changes in Qt from 1.1 to 1.2. As usual, we fixed some bugs and improved the documentation. If you have worked around this bug, your widgets may now be incorrectly aligned.
Every widget is now guaranteed move and resize events.
This may cause problems in rare cases involving event filters. New Classes QSlider QSlider is a range input widget. If you have been using a standalone QScrollBar, you will probably want to switch to a QSlider. It is now possible to obtain fontmetrics for a font. QImage now has alpha channel support, and functions to derive masks for QPixmaps in various ways.