[Interest] Issue in drawing CheckBox using QStyle::drawPrimitive

Lijo Antony lta at one.com
Tue Nov 27 15:07:58 CET 2012


On 11/27/2012 06:03 PM, Nurmi J-P wrote:
>> I am drawing a checkbox inside a custom delegate using
>> QStyle::drawPrimitive. I use this custom delegate to render items of a
>> QListView. Paint method of my custom delegate is as below,
>>
>>
>> void MytDelegate::paint(QPainter *painter,
>>              const QStyleOptionViewItem &option,
>>              const QModelIndex &index) const {
>>
>> QStyleOptionViewItem checkBoxStyle(option);
>>
>> // set checkBoxStyle.rect here
>>
>> checkBoxStyle.state = QStyle::State_On;
>
> This assignment overrides any state flags that were copied from 'option'. Use bitwise OR instead:
>
> checkBoxStyle.state |= QStyle::State_On;
>
> --
> J-P Nurmi

Thank you very much!
That was the problem. Now it is working fine.

Regards,
-lijo



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