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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6. Layout Management
- Laying Out Widgets on a Form
- Stacked Layouts
- Splitters
- Scrolling Areas
- Dock Windows and Toolbars
- Multiple Document Interface
Every widget that is placed on a form must be given an appropriate size and position. Qt provides several classes that lay out widgets on a form: QHBoxLayout, QVBoxLayout, QGridLayout, and QStackedLayout. These classes are so convenient and easy to use that almost every Qt developer uses them, either directly in source code or through Qt Designer.
Another reason to use Qt’s layout classes is that they ensure that forms adapt automatically to different fonts, languages, and platforms. If the user changes ...