Re: [gtkmm] Help rounding up example

[MHL Schulze t-online de (Martin Schulze)]

Am 06.08.2002 18:22 schrieb(en) Marcelo E. Magallon:
> Hi,
>
>  I just wrote the attached example becuase I had to spend some time
>  hunting the docs for the right functions myself.  It's something silly:
>  a dialog that pops up when the user tries to close the application.  My
>  problem now is that I can't get rid of the minimize button on the
>  confirmation dialog (and possibly the maximize button, too -- I don't
>  know, my window manager doesn't have one).  Having a minimize button on
>  a _modal_ dialog is a bad user interface design.  If you minimize the
>  dialog, you can't do nothing with the application.  With some window
>  managers this can be very confusing (because there isn't a direct
>  visual feedback).  I know GTK+ can get rid of the minimize button
>  without getting rid of the title bar because Galeon manages to do it
>  (it could be a GNOME thing).
>
>  Comments (and help!) appreciated,
>
>  Marcelo
>
> #include <gtkmm/button.h>
> #include <gtkmm/main.h>
> #include <gtkmm/messagedialog.h>
> #include <gtkmm/window.h>
>
> using namespace Gtk;
>
> class MyWindow : public Window
> {
>     public:
>         MyWindow();
>
>         virtual void on_quit();
>         virtual bool on_delete_event(GdkEventAny* event);
> };
>
> MyWindow::MyWindow()
> {
>     set_size_request(128, 64);
>     Button* button = manage(new Button(StockID("gtk-quit")));
>     button->signal_clicked().connect(slot(*this, &MyWindow::on_quit));
>     add(*button);
>     show_all();
> }
>
> void MyWindow::on_quit()
> {
>     MessageDialog* dialog = manage(
>             new MessageDialog(
>                 "Do you want to quit?",
>                 MESSAGE_QUESTION, BUTTONS_YES_NO,
>                 true,
>                 true));
>     dialog->set_default_response(RESPONSE_NO);
>     dialog->set_resizable(false);

  dialog->property_allow_shrink()->set_value(false);
  dialog->property_allow_grow()->set_value(false);

  // I don't know whether this also makes the buttons disappear.
  // It's what I found scanning the ref docs.

>     dialog->set_title("Please confirm");
>
>     if (dialog->run() == RESPONSE_YES)
>         Main::quit();
>
>     delete dialog;
> }
>
> bool MyWindow::on_delete_event(GdkEventAny* event)
> {
>     on_quit();
>     return true;
> }
>
> int main(int argc, char* argv[])
> {
>     Main kit(&argc, &argv);
>     manage(new class MyWindow());
>     kit.run();
>     return 0;
> }

Regards,

  Martin