[Interest] Cannot enable dragging from QAbstractItemModel

[Etienne Sandré-Chardonnal]

Thanks, this worked! So this came from the view and not the model...


2013/10/2 Alex Malyushytskyy <alexmalvtk at gmail.com>

> Did you try to set setDragDropMode of the tree view to
> QAbstractItemView::DragDrop?
> QAbstractItemView::InternalMove accepts only move operation from itself
> and does not accept copy.
>
> Regards,
>      Alex
>
>
> On Tue, Oct 1, 2013 at 3:33 PM, Etienne Sandré-Chardonnal <
> etienne.sandre at m4x.org> wrote:
>
>> Dear all,
>>
>> After successfully enabling drag from a QAbstractListModel, I am trying
>> to do the same with a tree model.
>>
>> Here is what I did:
>>
>> //In constructor:
>> setSupportedDragActions(Qt::CopyAction);
>>
>>
>> //Qt::ItemFlags Model::flags(const QModelIndex & index) implementation
>> return Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled;
>>
>> I also implemented mimeData() , but it gets never called anyway.
>>
>> Dragging is not triggered, and items are only selected.
>>
>> I do not know what to do for enabling drag support? It works well with
>> QAbstractListModel
>>
>> Thanks,
>>
>> Etienne
>>
>>
>>
>>
>>
>>
>>
>>
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>>
>>
>
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