The document discusses Qt widgets in depth, covering several topics:
- Widgets and window systems, how widgets interact with underlying windowing systems.
- Flags and attributes, the different types of flags and attributes that can be set on widgets.
- The future of Qt widgets, exploring potential future directions for the widget API and its relationship to the graphics view framework.
5. • Widgets and Window Systems
• Window Systems
• Windows and Widgets
• Updates and Painting
• Events and Loops
6. • Widgets and Window Systems
• Window Systems
• Windows and Widgets
• Updates and Painting
• Events and Loops
7. QWS SunView
MiniGUI Metisse
Rio Microwindows
DM Fresco/Berlin
8 1/2 GEM ManaGeR
HP Windows OOHG
Xynth
MicroXwin Intuition
Y FBUI
NeWS
NeXT DPS Quartz
Wayland Twin
OPIE X