Qt expert Mark Summerfield has written the best-practice definitive guide to PyQt 4 development. With Rapid GUI Programming with Python and Qt you'll learn how to build efficient GUI applications that run on all major operating systems, including Windows, Mac OS X, Linux, and many versions of Unix, using the same source code for all of them. Every key concept is illuminated with realistic, example of downloading? All tested on Windows, Mac OS X, and Linux with Python 2.5, Qt 4.2, and PyQt 4.2, and on Windows and Linux with Qt 4.3 and PyQt 4.3. Coverge including Python basics for every PyQt developer: data types, data structures, control structures, classes, modules, and technical moreCore PyQt GUI programming: dialogs, main windows, and custom file formatsUsing Qt Designer to design user interfaces, and to implement and test dialogue, events, the Clipboard, and widget building drag-and-drop custom: Widget Style Sheets, composite widgets, subclassing, and moreMaking the most of Qt 4.2 's new graphics / view architectureConnecting to the database, run SQL queries, and forms of use and tables viewsAdvanced model / view programming: custom views, generic delegates, and moreImplementing online help, application internationalization, and using PyQt networking and multithreading facilities