draft header update on page reload

src/browser/header/mod.rs

@@ -4,11 +4,12 @@ mod tray;
 use subject::Subject;
 use tray::Tray;
 
-use gtk::HeaderBar;
+use gtk::{glib::GString, HeaderBar};
 use std::sync::Arc;
 
 pub struct Header {
     widget: HeaderBar,
+    subject: Subject,
 }
 
 impl Header {
@@ -21,7 +22,12 @@ impl Header {
         widget.pack_start(tray.widget());
         widget.set_title_widget(Some(subject.widget()));
 
-        Arc::new(Self { widget })
+        Arc::new(Self { widget, subject })
+    }
+
+    // Actions
+    pub fn update(&self, title: GString, description: GString) {
+        self.subject.update(title, description);
     }
 
     // Getters

src/browser/header/subject/description/mod.rs

@@ -19,8 +19,9 @@ impl Description {
     }
 
     // Actions
-    pub fn update(&self) {
-        self.widget.set_visible(self.widget.text().is_empty());
+    pub fn update(&self, text: &str) {
+        self.widget.set_text(text);
+        self.widget.set_visible(!text.is_empty());
     }
 
     // Getters

src/browser/header/subject/mod.rs

@@ -2,12 +2,14 @@ mod description;
 mod title;
 
 use description::Description;
-use gtk::prelude::BoxExt;
-use gtk::{Align, Box, Orientation};
 use title::Title;
 
+use gtk::{glib::GString, prelude::BoxExt, Align, Box, Orientation};
+
 pub struct Subject {
     widget: Box,
+    title: Title,
+    description: Description,
 }
 
 impl Subject {
@@ -24,7 +26,17 @@ impl Subject {
         widget.append(title.widget());
         widget.append(description.widget());
 
-        Self { widget }
+        Self {
+            widget,
+            title,
+            description,
+        }
+    }
+
+    // Actions
+    pub fn update(&self, title: GString, description: GString) {
+        self.title.update(&title);
+        self.description.update(&description);
     }
 
     // Getters

src/browser/main/mod.rs

@@ -2,7 +2,7 @@ mod tab;
 
 use tab::Tab;
 
-use gtk::{prelude::BoxExt, Box, Orientation};
+use gtk::{glib::GString, prelude::BoxExt, Box, Orientation};
 use std::sync::Arc;
 
 pub struct Main {
@@ -51,6 +51,14 @@ impl Main {
     }
 
     // Getters
+    pub fn tab_page_title(&self) -> GString {
+        self.tab.page_title()
+    }
+
+    pub fn tab_page_description(&self) -> GString {
+        self.tab.page_description()
+    }
+
     pub fn widget(&self) -> &Box {
         &self.widget
     }

src/browser/main/tab/mod.rs

@@ -155,6 +155,40 @@ impl Tab {
     }
 
     // Getters
+    pub fn page_title(&self) -> GString {
+        // Get current page
+        if let Some(page_number) = self.widget.current_page() {
+            // Get default widget to extract it name as the ID for childs
+            if let Some(widget) = self.widget.nth_page(Some(page_number)) {
+                // Get widget ID
+                let id = &widget.widget_name();
+                // Get page by widget ID
+                if let Some(page) = self.pages.borrow().get(id) {
+                    return page.title();
+                }
+            }
+        }
+
+        GString::new() // @TODO
+    }
+
+    pub fn page_description(&self) -> GString {
+        // Get current page
+        if let Some(page_number) = self.widget.current_page() {
+            // Get default widget to extract it name as the ID for childs
+            if let Some(widget) = self.widget.nth_page(Some(page_number)) {
+                // Get widget ID
+                let id = &widget.widget_name();
+                // Get page by widget ID
+                if let Some(page) = self.pages.borrow().get(id) {
+                    return page.description();
+                }
+            }
+        }
+
+        GString::new() // @TODO
+    }
+
     pub fn widget(&self) -> &Notebook {
         self.widget.as_ref()
     }

src/browser/mod.rs

@@ -46,10 +46,11 @@ impl Browser {
         widget.add_action_entries([
             ActionEntry::builder("update")
                 .activate({
+                    let header = header.clone();
                     let main = main.clone();
-                    move |this: &ApplicationWindow, _, _| {
-                        // header.update(); @TODO
+                    move |_, _, _| {
                         main.update();
+                        header.update(main.tab_page_title(), main.tab_page_description());
                     }
                 })
                 .build(),