[Qt-interest] The "+" disappears in QTreeView sometimes.

[Rick Vernam]

On Tuesday 16 March 2010 17:44:43 Dong Tiger wrote:
> Hi,
> 
> I use QTreeView to show a tree model. The data of the model changes from
> time to time.
> The weird thing is sometimes the "+" symbol ahead of a parent item
> disappears, even though
> clicking on the place it should be still works.
> 
> I tried Qt4.6.0 and Qt4.6.2 on Windows and Linux and they all have such
> problem. Is this a Qt bug?
> Any way to work around it?
Did you ever find anything about this?

I've had similar issues, though I've not worked on that project for a few 
weeks so I'm afraid I have no useful input beyond what you've mentioned.

Thanks
-Rick


> 
> TIA
> --
> Tiger