Including text on tab name to let users know sync is on.

default-plugins/tab-bar/src/main.rs

@@ -65,7 +65,7 @@ impl ZellijPlugin for State {
             } else if t.active {
                 active_tab_index = t.position;
             }
-            let tab = tab_style(tabname, t.active, t.position);
+            let tab = tab_style(tabname, t.active, t.position, t.is_sync_panes_active);
             all_tabs.push(tab);
         }
         let tab_line = tab_line(all_tabs, active_tab_index, cols);

default-plugins/tab-bar/src/tab.rs

@@ -40,9 +40,18 @@ pub fn non_active_tab(text: String) -> LinePart {
     }
 }
 
-pub fn tab_style(text: String, is_active_tab: bool, position: usize) -> LinePart {
+pub fn tab_style(
+    text: String,
+    is_active_tab: bool,
+    position: usize,
+    is_sync_panes_active: bool,
+) -> LinePart {
+    let sync_text = match is_sync_panes_active {
+        true => " (Sync)".to_string(),
+        false => "".to_string(),
+    };
     let tab_text = if text.is_empty() {
-        format!("Tab #{}", position + 1)
+        format!("Tab #{}{}", position + 1, sync_text)
     } else {
         text
     };

src/common/mod.rs

@@ -450,6 +450,7 @@ pub fn start(mut os_input: Box<dyn OsApi>, opts: CliArgs) {
                                 .get_active_tab_mut()
                                 .unwrap()
                                 .toggle_sync_panes_is_active();
+                            screen.update_tabs();
                         }
                         ScreenInstruction::Quit => {
                             break;

src/common/screen.rs

@@ -286,7 +286,7 @@ impl Screen {
         self.update_tabs();
     }
 
-    fn update_tabs(&self) {
+    pub fn update_tabs(&self) {
         let mut tab_data = vec![];
         let active_tab_index = self.active_tab_index.unwrap();
         for tab in self.tabs.values() {
@@ -294,6 +294,7 @@ impl Screen {
                 position: tab.position,
                 name: tab.name.clone(),
                 active: active_tab_index == tab.index,
+                is_sync_panes_active: tab.is_sync_panes_active(),
             });
         }
         self.send_plugin_instructions

zellij-tile/src/data.rs

@@ -83,6 +83,7 @@ pub struct TabInfo {
     pub position: usize,
     pub name: String,
     pub active: bool,
+    pub is_sync_panes_active: bool,
 }
 
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, Deserialize, Serialize)]