generate unique HashMap keys for children widgets

src/browser/main/tab/label/mod.rs

@@ -1,11 +1,15 @@
 mod pin;
 mod title;
 
-use gtk::prelude::{BoxExt, WidgetExt};
-use gtk::{Align, Box, Orientation};
 use pin::Pin;
 use title::Title;
 
+use gtk::{
+    glib::GString,
+    prelude::{BoxExt, WidgetExt},
+    Align, Box, Orientation,
+};
+
 pub struct Label {
     // Components
     pin: Pin,
@@ -17,7 +21,7 @@ pub struct Label {
 
 impl Label {
     // Construct
-    pub fn new(is_pinned: bool) -> Label {
+    pub fn new(name: GString, is_pinned: bool) -> Label {
         // Components
         let pin = Pin::new(is_pinned);
         let title = Title::new();
@@ -26,6 +30,7 @@ impl Label {
         let widget = Box::builder()
             .orientation(Orientation::Horizontal)
             .halign(Align::Center)
+            .name(name)
             .build();
 
         widget.append(pin.widget());

src/browser/main/tab/mod.rs

@@ -4,22 +4,31 @@ mod page;
 use label::Label;
 use page::Page;
 
-use gtk::{prelude::WidgetExt, GestureClick, Notebook};
+use gtk::{
+    glib::{uuid_string_random, GString},
+    prelude::WidgetExt,
+    GestureClick, Notebook, Widget,
+};
 use std::{cell::RefCell, collections::HashMap, sync::Arc};
 
 pub struct Tab {
     widget: Notebook,
     // Dynamically allocated reference index
-    labels: RefCell<HashMap<u32, Arc<Label>>>,
-    pages: RefCell<HashMap<u32, Arc<Page>>>,
+    labels: RefCell<HashMap<GString, Arc<Label>>>,
+    pages: RefCell<HashMap<GString, Arc<Page>>>,
 }
 
 impl Tab {
     // Construct
     pub fn new() -> Tab {
+        // Init widget
+        let widget = Notebook::builder().scrollable(true).build();
+
+        // Connect actions
+        widget.connect_page_reordered(|this: &Notebook, widget: &Widget, page_number: u32| todo!());
+
         Self {
-            // Init widget
-            widget: Notebook::builder().scrollable(true).build(),
+            widget,
             // Init empty hashmap as no tabs yet
             labels: RefCell::new(HashMap::new()),
             pages: RefCell::new(HashMap::new()),
@@ -28,9 +37,17 @@ impl Tab {
 
     // Actions
     pub fn append(&self, is_current_page: bool) -> u32 {
+        // Generate unique ID for new page components
+        let id = uuid_string_random();
+
         // Init new tab components
-        let label = Arc::new(Label::new(false));
-        let page = Arc::new(Page::new());
+        let label = Arc::new(Label::new(id.clone(), false));
+        let page = Arc::new(Page::new(id.clone()));
+
+        // Register dynamically created tab components in the HashMap index
+        // @TODO cleanup on tab remove
+        self.labels.borrow_mut().insert(id.clone(), label.clone());
+        self.pages.borrow_mut().insert(id.clone(), page.clone());
 
         // Init additional label actions
         let controller = GestureClick::new();
@@ -57,17 +74,6 @@ impl Tab {
             self.widget.set_current_page(Some(page_number));
         }
 
-        // Register dynamically created tab components in the HashMap index
-        // @TODO static key on tab reorder
-        // @TODO cleanup on tab remove
-        self.labels
-            .borrow_mut()
-            .insert(page_number.try_into().unwrap(), label);
-
-        self.pages
-            .borrow_mut()
-            .insert(page_number.try_into().unwrap(), page);
-
         // Result
         page_number
     }
@@ -87,12 +93,15 @@ impl Tab {
 
     // Toggle pin status for active tab
     pub fn pin(&self) {
+        // Get current page
         if let Some(page_number) = self.widget.current_page() {
-            let label = self.labels.borrow();
-            label
-                .get(&page_number)
-                .unwrap()
-                .pin(!label.get(&page_number).unwrap().is_pinned()); // toggle
+            // Get default widget to extract it name as the ID for childs
+            if let Some(widget) = self.widget.nth_page(Some(page_number)) {
+                // Get label by ID
+                if let Some(label) = self.labels.borrow().get(&widget.widget_name()) {
+                    label.pin(!label.is_pinned()); // toggle
+                }
+            }
         }
     }
 

src/browser/main/tab/page/mod.rs

@@ -1,21 +1,23 @@
 mod content;
 mod navigation;
 
-use gtk::prelude::BoxExt;
-use gtk::{Box, Orientation};
+use gtk::{glib::GString, prelude::BoxExt, Box, Orientation};
 
 pub struct Page {
     widget: Box,
 }
 
 impl Page {
-    pub fn new() -> Page {
+    pub fn new(name: GString) -> Page {
         // Init components
         let navigation = navigation::Navigation::new();
         let content = content::Content::new();
 
         // Init widget
-        let widget = Box::builder().orientation(Orientation::Vertical).build();
+        let widget = Box::builder()
+            .orientation(Orientation::Vertical)
+            .name(name)
+            .build();
 
         widget.append(navigation.widget());
         widget.append(content.widget());