diff --git a/Cargo.toml b/Cargo.toml
index fe94ccb..eb8645e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,4 +10,7 @@ edition = "2021"
 # tray-item = { path = "../../", features = ["libappindicator"] }
 tray-item = { git = "https://github.com/olback/tray-item-rs", features = ["libappindicator"] }
 gtk = "0.18"
-subprocess = "0.2"
+glib = "0.20"
+
+[build-dependencies]
+glib-build-tools = "0.20"
diff --git a/src/main.rs b/src/main.rs
index 202281c..4c80e69 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,46 @@
-use tray_item::{TrayItem, IconSource};
-use subprocess;
+// #![cfg_attr(debug_assertions, allow(dead_code, unused_imports, unused_variables, unused_must_use))]
+
+use {
+    std::sync::mpsc,
+    std::thread,
+    std::time,
+    std::process::Command,
+    tray_item::IconSource,
+    tray_item::TrayItem,
+};
+
+// use subprocess;
+
+enum Message {
+    Quit,
+    NOP,
+    UpdateSystem,
+    UpdateFlatpak
+}
+
+fn run_cmd(cmd_string: &str, lang_env_var: Option<&str>) {
+    if lang_env_var.is_some() {
+        let key: &str = "LANG";
+        std::env::set_var(key, lang_env_var.unwrap_or("C.UTF-8"));
+    }
+
+    let args_vec : Vec<&str> = cmd_string.split_whitespace().collect();
+
+    if args_vec.len() == 1 {
+        let cmd = args_vec[0];
+
+        let status = Command::new(cmd).output();
+        println!("{:#?}", status);
+    }
+
+    else {
+        let cmd = args_vec[0];
+        let new_args_vec = &args_vec[1..].to_vec();
+
+        let status = Command::new(cmd).args(new_args_vec).output();
+        println!("{:#?}", status);
+    }
+}
 
 fn main() {
     gtk::init().unwrap();
@@ -7,16 +48,71 @@ fn main() {
     let mut tray = TrayItem::new("Melawy Arch Linux Updater", IconSource::Resource("software-store")).unwrap();
 
     tray.add_label("Melawy Arch Linux Updater").unwrap();
+    let (tx, rx) = mpsc::sync_channel::<Message>(2);
 
-    tray.add_menu_item("Update system", || {
-        println!("Update system");
-        let exit_status = subprocess::Exec::cmd("sudo").arg("arch-linux-updater").join();
-        println!("{:?}", exit_status);
+    let update_system_tx = tx.clone();
+    tray.add_menu_item("Update system", move|| {
+        update_system_tx.send(Message::UpdateSystem).unwrap();
     }).unwrap();
 
-    tray.add_menu_item("Quit", || {
-        gtk::main_quit();
+
+    let update_flatpak_tx = tx.clone();
+    tray.add_menu_item("Update flatpak applications", move || {
+        update_flatpak_tx.send(Message::UpdateFlatpak).unwrap();
     }).unwrap();
 
+
+    let quit_tx = tx.clone();
+    tray.add_menu_item("Quit", move || {
+        quit_tx.send(Message::Quit).unwrap();
+    }).unwrap();
+
+
+    glib::idle_add_local(move || match rx.recv() {
+        Ok(Message::Quit) => {
+            gtk::main_quit();
+            println!("Quit!");
+            glib::ControlFlow::Break
+        }
+        Ok(Message::UpdateSystem) => {
+            println!("Update system");
+            let cmd = "sudo arch-linux-updater";
+            let _ = run_cmd(cmd, None);
+            glib::ControlFlow::Continue
+        }
+        Ok(Message::UpdateFlatpak) => {
+            println!("Update flatpak applications");
+            let cmd = "/usr/bin/konsole --noclose --separate -e flatpak update";
+            let _ = run_cmd(cmd, None);
+            glib::ControlFlow::Continue
+        }
+        _ => {
+            // println!("Default!");
+            glib::ControlFlow::Continue
+        }
+    });
+
+
+    thread::spawn(move || {
+        let mut count = 0;
+        loop {
+            // Menu doesn't show up until after hitting enter a few times?
+            //let mut s = String::new();
+            //std::io::stdin().read_line(&mut s).unwrap();
+            //if s.as_bytes()[0] == b'q' {
+            //    println!("stopping thread loop!");
+            //    break
+            //}
+
+            // glib::idle_add_local doesn't loop without this?
+            count += 1;
+            thread::sleep(time::Duration::from_millis(10));
+            if count % 100 == 0 {
+                tx.send(Message::NOP).unwrap();
+                // println!("Idle loop, {}!", count);
+            }
+        }
+    });
+
     gtk::main();
 }