remove all code and start with relm4 0.6

src/modals/about.rs

@@ -0,0 +1,50 @@
+use gtk::prelude::GtkWindowExt;
+use relm4::{adw, gtk, ComponentParts, ComponentSender, SimpleComponent};
+
+use crate::config::{APP_ID, VERSION};
+
+pub struct AboutDialog {}
+
+impl SimpleComponent for AboutDialog {
+    type Init = ();
+    type Widgets = adw::AboutWindow;
+    type Input = ();
+    type Output = ();
+    type Root = adw::AboutWindow;
+
+    fn init_root() -> Self::Root {
+        adw::AboutWindow::builder()
+            .application_icon(APP_ID)
+            // Insert your license of choice here
+            .license_type(gtk::License::Lgpl30)
+            // Insert your website here
+            .website("https://github.com/13hannes11/toolbox-tuner")
+            // Insert your Issues page
+            .issue_url("https://github.com/13hannes11/toolbox-tuner/issues")
+            // Insert your application name here
+            .application_name("Toolbox Tuner")
+            .version(VERSION)
+            .translator_credits("translator-credits")
+            .copyright("© 2022-2024 Hannes Kuchelmeister")
+            .developers(vec!["Hannes Kuchelmeister"])
+            .designers(vec!["Hannes Kuchelmeister"])
+            .build()
+    }
+
+    fn init(
+        _: Self::Init,
+        root: &Self::Root,
+        _sender: ComponentSender<Self>,
+    ) -> ComponentParts<Self> {
+        let model = Self {};
+
+        let widgets = root.clone();
+        widgets.set_hide_on_close(true);
+        ComponentParts { model, widgets }
+    }
+
+    fn update_view(&self, dialog: &mut Self::Widgets, _sender: ComponentSender<Self>) {
+        dialog.present();
+    }
+}
+