[Qt-interest] Force file extension with QFileDialog::getSaveFileName?

[Eric Clark]

> -----Original Message-----
> From: qt-interest-bounces+eclark=ara.com at qt.nokia.com [mailto:qt-
> interest-bounces+eclark=ara.com at qt.nokia.com] On Behalf Of Eric Clark
> Sent: Tuesday, June 21, 2011 11:33 AM
> To: Qt Interest (qt-interest at trolltech.com)
> Subject: Re: [Qt-interest] Force file extension with
> QFileDialog::getSaveFileName?
> 
> 
> 
> > -----Original Message-----
> > From: David Doria [mailto:daviddoria at gmail.com]
> > Sent: Tuesday, June 21, 2011 11:05 AM
> > To: Eric Clark
> > Cc: Qt Interest (qt-interest at trolltech.com)
> > Subject: Re: [Qt-interest] Force file extension with
> > QFileDialog::getSaveFileName?
> >
> > On Tue, Jun 21, 2011 at 11:52 AM, Eric Clark <eclark at ara.com> wrote:
> > > If you create your own dialog, you can use QFileDialog::setDefaultSuffix.
> > But if you use the static functions, you will need to implement the
> > logic on your own. It should be fairly easy to do though:
> > >
> > > QString fileName = QFileDialog::getSaveFileName(...);
> > > QFileInfo file(filename);
> > > if(file.suffix().isEmpty()) fileName += ".txt";
> > >
> > > The above code is an example of the logic to add the default
> > > extension
> > ".txt".
> >
> > Wow you guys are quick!
> >
> > I tried this:
> >
> > QFileDialog dialog(this);
> > dialog.setFilter(".png .bmp");
> 
> Change this to:
> 
> dialog.setNameFilter(".png;;.bmp");

Sorry about that, it should be this actually:

dialog.setNameFilter("*.png;;*.bmp");

> 
> > dialog.setDefaultSuffix(".png");
> 
> Change this to:
> 
> dialog.setDefaultSuffix("png");
> 
> > cout << dialog.getSaveFileName().toStdString();
> >
> > I typed 'test' in the dialog box, and the output was '/path/test'. I
> > would have expected it to be /path.test.png, no?
> 
> See if the changes I suggested give you the desired result.
> 
> Eric
> 
> >
> > David
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