> On Jan. 21, 2016, 11:10 a.m., Sebastian Kügler wrote:
> > src/qmlcontrols/draganddrop/DeclarativeDragArea.cpp, line 311
> > <https://git.reviewboard.kde.org/r/126804/diff/1/?file=434496#file434496line311>
> >
> >     So this means that we either pass an empty image, or an outdated one? 
> > I'm not entirely following the code, but I think the image should be 
> > redrawn when the drag starts, as the data may change and we definitely want 
> > to show the currently dragged data.
> 
> David Rosca wrote:
>     No, at this point, the drag should be started. But if we have delegate 
> (QQuickItem), we must first render the image before starting the drag. If the 
> delegate is null, we start the drag immediately and as image use either 
> delegateImage or guess it from mimeData (this code path is not changed).
> 
> Sebastian Kügler wrote:
>     Ow right, delegateImage gets set by the the user? If so, the 
> delegateImage should be preferred to our rendered grab, no?

Yes, and also `delegate` is set by user. I think we should prefer `delegate` as 
it provides the exact image as the item being grabbed. But then again, it 
doesn't really matter (though it should be noted in docs) - user can choose to 
just don't set `delegate`.


- David


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On Jan. 18, 2016, 9 p.m., David Rosca wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/126804/
> -----------------------------------------------------------
> 
> (Updated Jan. 18, 2016, 9 p.m.)
> 
> 
> Review request for KDE Frameworks.
> 
> 
> Repository: kdeclarative
> 
> 
> Description
> -------
> 
> Implement grabbing image of delegate with QQuickItem::grabToImage.
> 
> 
> Diffs
> -----
> 
>   src/qmlcontrols/draganddrop/DeclarativeDragArea.h 32092ab 
>   src/qmlcontrols/draganddrop/DeclarativeDragArea.cpp ee78ff9 
> 
> Diff: https://git.reviewboard.kde.org/r/126804/diff/
> 
> 
> Testing
> -------
> 
> QQuickItem::grabToImage is async, not sure how safe is to delay the start of 
> drag. It seems to work without any issues though.
> 
> 
> Thanks,
> 
> David Rosca
> 
>

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