[Qt-interest] How to SAVE DATA for 'Tree Model '?

[Andreas Pakulat]

On 27.05.09 15:28:27, Gan Xiebin wrote:
> Hi All,
> 
> I'd implement my own tree model base QAbstractItemModel,
> and set data to Nodes( Items ).
> For example, insert child, etc ...
> 
> However, when I restart my application,  I found that the change disappear.
> 
> How should my change be stored ??

However you want, you'll need to write that code yourself, as Qt doesn't
know the internal structure of your model and hence cannot persist it
easily. There's QPersistentModelIndex, but I'm not sure how much of your
own data that would store.

Andreas
 
-- 
You need more time; and you probably always will.