Implement custom data models for spinners

[Gunnar Sletta]

Helge Fredriksen wrote:
> Hello!
> 
> I wonder if somebody can show me an example of how I can implement a 
> custom datamodel for a QSpinBox. I have a set of valid numbers that the 
> spinner should jump between when it is stepped up and down, and the 
> valid number are NOT in a continuous range.

Hi Helge,

QAbstractSpinBox has some virtual methods stepBy and validate which you 
should be able to reimplement to get the behaviour you need.

http://doc.trolltech.com/qtjambi-4.3.3_01/com/trolltech/qt/gui/QAbstractSpinBox.html#stepBy(int)
http://doc.trolltech.com/qtjambi-4.3.3_01/com/trolltech/qt/gui/QAbstractSpinBox.html#validate(com.trolltech.qt.gui.QValidator.QValidationData)

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best regards,
Gunnar