add credit window

src/build_ui/mod.rs

@@ -1,4 +1,8 @@
-use crate::{content, kernel_pkg, sched_ext, KernelBranch, PRETTY_NAME};
+use crate::APP_GITHUB;
+use crate::VERSION;
+use crate::APP_ID;
+use crate::APP_ICON;
+use crate::{content, kernel_pkg, sched_ext, KernelBranch};
 use adw::prelude::*;
 use adw::*;
 use glib::property::PropertyGet;
@@ -59,7 +63,7 @@ pub fn build_ui(app: &adw::Application) {
     }));
 
     let window_headerbar = adw::HeaderBar::builder()
-        .title_widget(&adw::WindowTitle::builder().title(PRETTY_NAME).build())
+        .title_widget(&adw::WindowTitle::builder().title("Fedora Kernel Manager").build())
         .build();
 
     let content_stack = gtk::Stack::builder()
@@ -74,6 +78,8 @@ pub fn build_ui(app: &adw::Application) {
         .width_request(600)
         .height_request(600)
         .resizable(false)
+        .icon_name(APP_ICON)
+        .startup_id(APP_ID)
         .build();
 
     content_stack.add_named(
@@ -98,6 +104,24 @@ pub fn build_ui(app: &adw::Application) {
         glib::Propagation::Proceed
     });
 
+    let credits_button = gtk::Button::builder()
+        .icon_name("dialog-information-symbolic")
+        .build();
+
+    let credits_window = adw::AboutWindow::builder()
+        .application_icon(APP_ICON)
+        .application_name("Fedora Kernel Manager")
+        .transient_for(&window)
+        .version(VERSION)
+        .hide_on_close(true)
+        .developer_name("Cosmo")
+        .issue_url(APP_GITHUB.to_owned() + "/issues")
+        .build();
+
+    window_headerbar.pack_end(&credits_button);
+    credits_button
+        .connect_clicked(clone!(@weak credits_button => move |_| credits_window.present()));
+
     window.present();
 }
 

src/content/mod.rs

@@ -146,10 +146,15 @@ pub fn content(
         .height_request(50)
         .width_request(50)
         .tooltip_text("Configure Sched_EXT settings")
+        .sensitive(is_scx_kernel())
         .hexpand(true)
         .build();
     config_kernel_button.add_css_class("circular");
 
+    if ! is_scx_kernel() {
+        config_kernel_button.set_tooltip_text(Some("Currently running kernel doesn't support Sched-EXT"));
+    }
+
     config_kernel_button.connect_clicked(clone!(@weak content_stack, @weak window => move |_| {
             content_stack.add_named(
         &sched_ext::sched_ext_page(&content_stack, &window),
@@ -412,8 +417,15 @@ pub fn get_running_kernel_info() -> RunningKernelInfo {
     info
 }
 
-pub fn get_current_scheduler(version: String) -> String {
+fn is_scx_kernel() -> bool {
     if Path::new("/sys/kernel/sched_ext/root/ops").exists() {
+        true
+    } else {
+        false
+    }
+}
+pub fn get_current_scheduler(version: String) -> String {
+    if is_scx_kernel() {
         println!("sched_ext is detected, getting scx scheduler");
         let scx_sched = match fs::read_to_string("/sys/kernel/sched_ext/root/ops") {
             Ok(t) => t,

src/main.rs

@@ -10,7 +10,9 @@ use gtk::*;
 use crate::gdk::Display;
 
 const APP_ID: &str = "com.github.cosmicfusion.fedora-kernel-manager";
-const PRETTY_NAME: &str = "Fedora Kernel Manager";
+pub const VERSION: &str = env!("CARGO_PKG_VERSION");
+pub const APP_ICON: &str = "com.github.cosmicfusion.fedora-kernel-manager";
+pub const APP_GITHUB: &str = "https://github.com/CosmicFusion/fedora-kernel-manager";
 
 #[derive(Clone)]
 struct RunningKernelInfo {

src/sched_ext/mod.rs

@@ -150,13 +150,6 @@ pub fn sched_ext_page(content_stack: &gtk::Stack, window: &adw::ApplicationWindo
         };
     }));
 
-    let cancel_button = gtk::Button::builder()
-        .halign(Align::End)
-        .label("Cancel Changes")
-        .sensitive(false)
-        .build();
-    cancel_button.add_css_class("pill");
-
     //
     let (loop0_sender, loop0_receiver) = async_channel::unbounded();
     let loop0_sender = loop0_sender.clone();
@@ -168,21 +161,18 @@ pub fn sched_ext_page(content_stack: &gtk::Stack, window: &adw::ApplicationWindo
 
     let loop0_context = MainContext::default();
     // The main loop executes the asynchronous block
-    loop0_context.spawn_local(clone!(@weak apply_button, @weak cancel_button, @strong selected_scx_sched, @strong initial_running_kernel_info => async move {
+    loop0_context.spawn_local(clone!(@weak apply_button, @strong selected_scx_sched, @strong initial_running_kernel_info => async move {
         while let Ok(_state) = loop0_receiver.recv().await {
             if *selected_scx_sched.borrow() == initial_running_kernel_info.sched {
                 apply_button.set_sensitive(false);
-                cancel_button.set_sensitive(false);
             } else {
                 apply_button.set_sensitive(true);
-                cancel_button.set_sensitive(true);
             }
         }
     }));
     //
 
     window_bottombar.append(&back_button);
-    window_bottombar.append(&cancel_button);
     window_bottombar.append(&apply_button);
 
     main_box.append(&badge_box);