[Interest] Caching Painter Rendering

2015-09-22 Thread Tim Hoffmann
Dear all, we are currently using a QPixmap as a rendering cache for painting. I.e. paint once to a QPixmap, cache it and paint the QPixmap when required instead of performing the actual paint operations. In addition to the cached images we paint some elements directly. We have currently some issu

[Interest] Window partly hidden behind windows 7 taskbar

2014-01-06 Thread Tim Hoffmann
I have a modal QDialog which was created in QtDesigner. When it is shown via exec() on small screens such as a Netbook, its size is reduced to fit the available space. However, the taskbar is not taken into account on windows 7. So part of the window is behind the taskbar, in particular the ok/

[Interest] Best practices for settings

2013-11-17 Thread Tim Hoffmann
Hi all, Are there any best practices for working with QSettings in larger projects with many settings? In particular: - How do you efficiently synchronize settings with widgets in an options dialog. - How do you efficiently detect changes made in an option dialog. (I have some options that nee