Re: How to close FileChooserDialog immediately after selection of file?

[argnu <wzhsascha web de>]

milosz derezynski wrote:
> 
> I'm sorry, it's Gtk::Main::events_pending(), not ::pending():
> 
> 
> fcd1->hide();
> 
> while (Gtk::Main::events_pending())
>    Gtk::Main::iteration();
> 
> 
> Regards,
> M.
> 
> On Tue, Nov 18, 2008 at 5:36 AM, Milosz Derezynski
> <internalerror gmail com>wrote:
> 
>> Not sure why you need the sleep() statement (i'm always somewhat
>> suspicious
>> about sleep()), but try this:
>>
>> fcd1->hide();
>>
>> while (Gtk::Main::pending())
>>    Gtk::Main::iteration();
>>
>> I suspect that after hiding and before the sleep there is no time for
>> Gtk+
>> to actually perform the hiding.
>>
>>
>> On Mon, Nov 17, 2008 at 10:00 PM, argnu <wzhsascha web de> wrote:
>>
>>>
>>> In my program a file gets chosen and then a routine taking this file as
>>> parameter starts which takes some time.
>>> My problem is: the FileChooserDialog closes only _after_ the routine has
>>> finished.
>>> I want the Dialog to be closed _before_ the routine starts.
>>>
>>> I have tried it with FileChooserButton and with a separate Button which
>>> calls a FileChooserDialog. For the last version I posted a Code Snippet.
>>> in
>>> void on_button3_clicked() I would expect (and like to have) that
>>>
>>> fcd1->hide(); //should close the dialog
>>>
>>> works before the
>>>
>>> sleep(3)-statement in switch(res),
>>>
>>> however the hide() statement which should close the dialog comes into
>>> effect
>>> after the sleep(3);
>>> sleep(3); stands for the routine which takes some time.
>>>
>>> do you have any suggestions?
>>>
>>> With best argnu
>>>
>>> // ------------------------------------------
>>>
>>> Gtk::Window *win=NULL;
>>> Gtk::Label *resultlabel=NULL;
>>> Gtk::Toolbar *toolbar1=NULL;
>>>
>>> std::string gladefile="/home/binder/tmp/bla/bla.glade";
>>> Glib::RefPtr<Gnome::Glade::Xml> refXml;
>>>
>>> void on_button3_clicked()
>>> {
>>>        toolbar1->freeze_child_notify();
>>>
>>>   Gtk::FileChooserDialog *fcd1=NULL;
>>>   refXml->get_widget("filechooserdialog1", fcd1);
>>>
>>>   fcd1->show();
>>>   int res=fcd1->run();
>>>   std::string filename = fcd1->get_filename();
>>>
>>>
>>>   fcd1->hide();
>>>   std::cout << "after hide "<<std::endl;
>>>
>>>   fcd1=NULL;
>>>
>>>  switch(res)
>>>  {
>>>    case(Gtk::RESPONSE_OK):
>>>    {
>>>        std::cout << "Open clicked." << std::endl;
>>>        std::cout << "File selected: " <<  filename << std::endl;
>>>
>>>        std::cout << "sleeping 3"<<std::endl;
>>>
>>>        sleep(3);
>>>
>>>        std::cout << "FINISHED sleeping 3"<<std::endl;
>>>
>>>      break;
>>>    }
>>>    case(Gtk::RESPONSE_CANCEL):
>>>    case(Gtk::RESPONSE_DELETE_EVENT):
>>>    {
>>>      std::cout << "Cancel or X clicked." << std::endl;
>>>      break;
>>>    }
>>>    default:
>>>    {
>>>      std::cout << "Unexpected button clicked." << std::endl;
>>>      break;
>>>    }
>>>  }
>>>
>>> toolbar1->thaw_child_notify();
>>> }
>>>
>>>
>>> int main(int argc, char **argv)
>>> {
>>>
>>>     Gtk::Main kit(argc, argv);
>>>     refXml = Gnome::Glade::Xml::create(gladefile);
>>>
>>>  //toolbar1 and resultlabel is init'ed here,too, its not a leak
>>> ...
>>>
>>>
>>>    Gtk::Button* pButton = NULL;
>>>    refXml->get_widget("button3", pButton);
>>>
>>>     pButton->signal_clicked().connect( sigc::ptr_fun(on_button3_clicked)
>>> );
>>>
>>>     refXml->get_widget("window1", win);
>>>     kit.run(*win);
>>>
>>> }
>>> --
>>> View this message in context:
>>> http://www.nabble.com/How-to-close-FileChooserDialog-immediately-after-selection-of-file--tp20548033p20548033.html
>>> Sent from the Gtkmm mailing list archive at Nabble.com.
>>>
>>> _______________________________________________
>>> gtkmm-list mailing list
>>> gtkmm-list gnome org
>>> http://mail.gnome.org/mailman/listinfo/gtkmm-list
>>>
>>
>>
>>
>> --
>> Please note that according to the German law on data retention,
>> information on every electronic information exchange with me is
>> retained for a period of six months.
>> [Bitte beachten Sie, dass dem Gesetz zur Vorratsdatenspeicherung zufolge
>> jeder elektronische Kontakt mit mir sechs Monate lang gespeichert wird.]
>>
> 
> 
> 
> -- 
> Please note that according to the German law on data retention,
> information on every electronic information exchange with me is
> retained for a period of six months.
> [Bitte beachten Sie, dass dem Gesetz zur Vorratsdatenspeicherung zufolge
> jeder elektronische Kontakt mit mir sechs Monate lang gespeichert wird.]
> 
> _______________________________________________
> gtkmm-list mailing list
> gtkmm-list gnome org
> http://mail.gnome.org/mailman/listinfo/gtkmm-list
> 
> 


Thank you, Milosz, for the solution and explanation, that works, indeed.

With best Argnu


-- 
View this message in context: http://www.nabble.com/How-to-close-FileChooserDialog-immediately-after-selection-of-file--tp20548033p20559403.html
Sent from the Gtkmm mailing list archive at Nabble.com.