February 2008
Intermediate to advanced
752 pages
19h 5m
English
Content preview from C++ GUI Programming with Qt 4Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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10. Item View Classes
- Using the Item View Convenience Classes
- Using Predefined Models
- Implementing Custom Models
- Implementing Custom Delegates
Many applications let the user search, view, and edit individual items that belong to a data set. The data might be held in files or accessed from a database or a network server. The standard approach to dealing with data sets such as this is to use Qt’s item view classes.
In earlier versions of Qt, the item view widgets were populated with the entire contents of a data set; the users would perform all their searches and edits on the data held in the widget, and at some point the changes would be written ...