<br><font size=2 face="sans-serif">Mark,</font><br><br><font size=2 face="sans-serif">Thanks for your suggestion. </font><br><br><font size=2 face="sans-serif">Problem solved by specifying both <b>self.model</b>and <b>self.proxy</b></font><br><br><font size=2 face="sans-serif">Thanks again,</font><br><font size=2 face="sans-serif">Bernard.</font><br><br><br><br><br><br><tt><font size=2>Hi Bernard,<br><br>On Tue, 3 Aug 2010 08:09:25 -0400<br>"Bernard Van Der Stichele" <Bernard_VanDerStichele@otpp.com>
wrote:<br><br>> A while back, I had asked the group how I could implement a numeical<br>> sort on a TableWidget.<br>> Someone kindly showed me how to implement a model, associated with
a <br>> TableView. The sample code was posted here: <br>> </font></tt><a href=http://diotavelli.net/PyQtWiki/Sorting%20numbers%20in%20columns><tt><font size=2>http://diotavelli.net/PyQtWiki/Sorting%20numbers%20in%20columns</font></tt></a><tt><font size=2><br>> <br>> I'm having problems implementing this in my app. In this simple<br>> example, I use Qt Designer to create a MainForm containing a<br>> TableView (gridView), a LineEdit (queryBox) and a PushButton<br>> (runQueryBtn). The designer files (.ui and ui_xxx.py) generated<br>> defines the TableView in a couple of lines - I have not used the<br>> Designer to change any of the default object properties.<br>> <br>> The problem I have is that the TableView remains blank. I do not <br>> understand what I'm missing, as I tried to follow the same workflow<br>> as provided by the code linked-to above..<br>> The code works, in that the data I want to display is retrieved from<br>> a database and I receive no runtime warnings or errors.<br>> <br>> Any help is greatly appreciated... this is probably one of those<br>> simple newbie errors.<br>> <br>> My application shell is as follows:<br>[snip]<br><br>I've only had the chance for a quick glimpse at your code.<br><br>One thought would be to replace<br><br> model<br><br>with<br><br> self.model<br><br>because I think it might be getting garbage collected. (Or give the<br>model a parent.)<br><br>BTW You might be able to avoid a proxy altogether since you're using<br>standard items: look up QStandardItemModel.sortRole() &<br>QStandardItemModel.setSortRole().<br><br>[snip]<br><br><br><br>-- <br>Mark Summerfield, Qtrac Ltd, </font></tt><a href=www.qtrac.eu><tt><font size=2>www.qtrac.eu</font></tt></a><tt><font size=2><br> C++, Python, Qt, PyQt - training and consultancy<br> "Advanced Qt Programming" - ISBN
0321635906<br> </font></tt><a href=http://www.qtrac.eu/aqpbook.html><tt><font size=2>http://www.qtrac.eu/aqpbook.html</font></tt></a><tt><font size=2><br><br></font></tt><br><BR>
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