prepare for scx

data/scx_scheds.json

@@ -0,0 +1,43 @@
+{
+  "scx_schedulers": [
+    {
+      "name": "scx_disabled"
+    },
+    {
+      "name": "scx_central"
+    },
+    {
+      "name": "scx_flatcg"
+    },
+    {
+      "name": "scx_lavd"
+    },
+    {
+      "name": "scx_layered"
+    },
+    {
+      "name": "scx_nest"
+    },
+    {
+      "name": "scx_pair"
+    },
+    {
+      "name": "scx_qmap"
+    },
+    {
+      "name": "scx_rlfifo"
+    },
+    {
+      "name": "scx_rustland"
+    },
+    {
+      "name": "scx_rusty"
+    },
+    {
+      "name": "scx_simple"
+    },
+    {
+      "name": "scx_userland"
+    }
+  ]
+}

src/build_ui/mod.rs

@@ -2,7 +2,7 @@ use gtk::*;
 use gtk::prelude::*;
 use adw::*;
 use adw::prelude::*;
-use crate::{content, PRETTY_NAME};
+use crate::{content, PRETTY_NAME, sched_ext};
 
 pub fn build_ui(app: &adw::Application) {
     let window = adw::ApplicationWindow::new(app);
@@ -28,7 +28,8 @@ pub fn build_ui(app: &adw::Application) {
         .content(&content_stack)
         .build();
 
-    content_stack.add_named(&content::content(), Some("content_page"));
+    content_stack.add_named(&content::content(&content_stack), Some("content_page"));
+    content_stack.add_named(&sched_ext::sched_ext_page(&content_stack), Some("sched_ext_page"));
 
     window_toolbar.add_top_bar(&window_headerbar);
 

src/content/mod.rs

@@ -11,7 +11,7 @@ use adw::ExpanderRow;
 use duct::cmd;
 use version_compare::Version;
 
-pub fn content() -> gtk::Box {
+pub fn content(content_stack: &gtk::Stack) -> gtk::Box {
 
     let running_kernel_info = get_running_kernel_info();
 
@@ -92,6 +92,10 @@ pub fn content() -> gtk::Box {
         .build();
     config_kernel_button.add_css_class("circular");
 
+    config_kernel_button.connect_clicked(clone!(@weak content_stack => move |_| {
+        content_stack.set_visible_child_name("sched_ext_page")
+    }));
+
     button_box.append(&browse_kernels_button);
     button_box.append(&config_kernel_button);
 
@@ -213,7 +217,7 @@ fn kernel_branch_expandable(expander_row: &adw::ExpanderRow) -> gtk::ListBox {
     boxedlist
 }
 
-fn create_kernel_badge(label0_text: &str, label1_text: &str, css_style: &str, group_size: &gtk::SizeGroup, group_size0: &gtk::SizeGroup, group_size1: &gtk::SizeGroup) -> gtk::ListBox {
+pub fn create_kernel_badge(label0_text: &str, label1_text: &str, css_style: &str, group_size: &gtk::SizeGroup, group_size0: &gtk::SizeGroup, group_size1: &gtk::SizeGroup) -> gtk::ListBox {
     let badge_box = gtk::Box::builder()
         .build();
 
@@ -277,7 +281,7 @@ fn get_kernel_branches() -> Vec<KernelBranch> {
 
     vec![test_branch, test_branch2]
 }
-fn get_running_kernel_info() -> RunningKernelInfo {
+pub fn get_running_kernel_info() -> RunningKernelInfo {
     let kernel = match Command::new("uname").arg("-r").stdout(Stdio::piped()).output() {
         Ok(t) =>  String::from_utf8(t.stdout).unwrap().trim().to_owned(),
         Err(_) => "Unknown".to_string()
@@ -304,7 +308,7 @@ fn get_running_kernel_info() -> RunningKernelInfo {
     info
 }
 
-fn get_current_scheduler(version: String) -> String {
+pub fn get_current_scheduler(version: String) -> String {
     if Path::new("/sys/kernel/sched_ext/root/ops").exists() {
         println!("sched_ext is detected, getting scx scheduler");
         let scx_sched = match fs::read_to_string("/sys/kernel/sched_ext/root/ops") {

src/sched_ext/mod.rs

@@ -1 +1,53 @@
-//fn sched_ext_page()
+use glib::*;
+use adw::prelude::*;
+use gtk::*;
+use gtk::prelude::*;
+use crate::content::get_running_kernel_info;
+use crate::RunningKernelInfo;
+
+pub fn sched_ext_page(content_stack: &gtk::Stack) -> gtk::Box {
+    let main_box = gtk::Box::builder()
+        .hexpand(true)
+        .vexpand(true)
+        .orientation(Orientation::Vertical)
+        .build();
+
+    let kernel_badges_size_group = gtk::SizeGroup::new(SizeGroupMode::Both);
+    let kernel_badges_size_group0 = gtk::SizeGroup::new(SizeGroupMode::Both);
+    let kernel_badges_size_group1 = gtk::SizeGroup::new(SizeGroupMode::Both);
+
+    let main_icon = gtk::Image::builder()
+        .pixel_size(128)
+        .halign(Align::Center)
+        .hexpand(true)
+        .margin_start(10)
+        .margin_end(10)
+        .margin_bottom(20)
+        .margin_top(20)
+        .build();
+
+    main_icon.set_icon_name(Some("tux-symbolic"));
+
+    main_icon.add_css_class("symbolic-accent-bg");
+
+    let badge_box = gtk::Box::builder()
+        .hexpand(true)
+        .vexpand(true)
+        .orientation(Orientation::Vertical)
+        .build();
+
+    create_current_sched_badge(&badge_box, &get_running_kernel_info(), &kernel_badges_size_group, &kernel_badges_size_group0, &kernel_badges_size_group1);
+
+    main_box.append(&badge_box);
+    main_box.append(&main_icon);
+
+    main_box
+}
+
+fn create_current_sched_badge(badge_box: &gtk::Box, running_kernel_info: &RunningKernelInfo, kernel_badges_size_group: &gtk::SizeGroup, kernel_badges_size_group0: &gtk::SizeGroup, kernel_badges_size_group1: &gtk::SizeGroup) {
+    while let Some(widget) = badge_box.last_child() {
+        badge_box.remove(&widget);
+    }
+
+    badge_box.append(&crate::content::create_kernel_badge("Running Sched", &running_kernel_info.sched, "background-accent-bg", &kernel_badges_size_group, &kernel_badges_size_group0, &kernel_badges_size_group1));
+}