[Qt-interest] QListView's selectionModel is broken?

Jesús Fernández jsfdez at gmail.com
Tue Mar 17 18:21:43 CET 2009


Sorry, I haven't read the entire mail, and what about clicked signal?

2009/3/17 Ellen Kestrel <dragonflykes at gmail.com>

> I did.  In fact, I quote from my message:
>
> "I also tried connecting the currentRowChanged and selectionChanged
> signals, but those didn't work either."
>
> 2009/3/17 Jesús Fernández <jsfdez at gmail.com>
>
> Try QItemSelectionModel::selectionChanged instead
>>
>> 2009/3/17 Ellen Kestrel <dragonflykes at gmail.com>
>>
>>> I have a QListView which has its data supplied by a QStringListModel, and
>>> I want to display information when each item in the QListView is clicked.
>>> So, I tried
>>>
>>> connect (listView->selectionModel (), SIGNAL (currentChanged (const
>>> QModelIndex&, const QModelIndex&)), this, SLOT (display ()));
>>>
>>> When I run the program, the slot is never run.  There are no "No such
>>> signal/slot" messages - it looks like the currentChanged signal is simply
>>> never emitted.  I have done the exact same thing with a QTreeView, and it
>>> worked exactly the way I wanted it to.  I also tried connecting the
>>> currentRowChanged and selectionChanged signals, but those didn't work
>>> either.  Is there something special you have to do with a QListView, or is
>>> this a bug?  If it's a bug, is there a way to work around it?
>>>
>>> -- EK
>>>
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>>>
>>>
>>
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