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// Since Gtk4 v4.10 gtk4::Dialog is deprecated and gtk4-rs's examples minimum version is v4.10
#[allow(deprecated)]
mod imp;

#[allow(unused_imports)]
use gtk::{glib, prelude::*, subclass::prelude::*};

glib::wrapper! {
    pub struct MyAppWindow(ObjectSubclass<imp::MyAppWindow>)
        @extends gtk::Widget, gtk::Window, gtk::ApplicationWindow;
}

#[gtk::template_callbacks]
impl MyAppWindow {
    pub fn new<P: IsA<gtk::Application>>(app: &P) -> Self {
        glib::Object::builder().property("application", app).build()
    }
    /// Callback handler for gtk::Button plus.
    #[template_callback]
    fn add_to_counter(&self, _button: &gtk::Button) {
        let n = self.counter() + 1;
        self.set_counter(n);
    }

    /// Callback handler for gtk::Button minus.
    #[template_callback]
    fn sub_to_counter(&self, _button: &gtk::Button) {
        let n = self.counter() - 1;
        self.set_counter(n);
    }
}