use is_pinned mutex as the struct option, begin use arc for new structs by default

README.md

@@ -49,7 +49,6 @@ Guide and protocol draft
   * contain main `struct` implementation:
     * at least one constructor that must:
       * have common for application name: `new`
-      * return unwrapped (except `Option`, `Result`), activated new `Self` object
       * grant ownership for new `Self` object created
     * public `activate` action if the new object can not be activated on construct
     * public `link` getter for GTK `widget` (parental composition)

src/app/browser/window/tab/item.rs

@@ -43,7 +43,7 @@ impl Item {
         let id = uuid_string_random();
 
         // Init components
-        let label = Arc::new(Label::new(id.clone(), false));
+        let label = Label::new(id.clone(), false);
 
         let page = Arc::new(Page::new(
             id.clone(),

src/app/browser/window/tab/item/label.rs

@@ -10,7 +10,7 @@ use title::Title;
 use widget::Widget;
 
 use gtk::{glib::GString, prelude::WidgetExt, Box, GestureClick};
-use std::sync::Arc;
+use std::sync::{Arc, Mutex};
 
 pub struct Label {
     // Components
@@ -18,39 +18,42 @@ pub struct Label {
     title: Arc<Title>,
     // GTK
     widget: Arc<Widget>,
+    // Extras
+    is_pinned: Mutex<bool>,
 }
 
 impl Label {
     // Construct
-    pub fn new(name: GString, is_pinned: bool) -> Label {
+    pub fn new(name: GString, is_pinned: bool) -> Arc<Self> {
         // Init components
-        let pin = Arc::new(Pin::new(is_pinned));
-        let title = Arc::new(Title::new());
-
-        // Init GTK
-        let widget = Arc::new(Widget::new(name, pin.gobject(), title.gobject()));
+        let pin = Pin::new(is_pinned);
+        let title = Title::new();
+        let widget = Widget::new(name, pin.gobject(), title.gobject());
+
+        // Init label struct
+        let label = Arc::new(Self {
+            pin: pin.clone(),
+            title: title.clone(),
+            widget: widget.clone(),
+            is_pinned: Mutex::new(is_pinned),
+        });
 
         // Init events:
 
         // Await for widget realize to continue this feature
         widget.gobject().connect_realize({
-            let pin = pin.clone();
-            let title = title.clone();
             let widget = widget.clone();
+            let label = label.clone();
             move |_| {
                 // Init GestureClick listener
                 let controller = GestureClick::new();
 
                 // Listen for double click
                 controller.connect_pressed({
-                    let pin = pin.clone();
-                    let title = title.clone();
+                    let label = label.clone();
                     move |_, count, _, _| {
                         if count == 2 {
-                            // Toggle pin @TODO use action?
-                            let is_pinned = !pin.is_pinned();
-                            pin.pin(is_pinned);
-                            title.pin(is_pinned);
+                            label.pin(!label.is_pinned());
                         }
                     }
                 });
@@ -73,7 +76,7 @@ impl Label {
         });
 
         // Result
-        Self { pin, title, widget }
+        label
     }
 
     // Actions
@@ -143,13 +146,17 @@ impl Label {
 
     // Setters
     pub fn pin(&self, is_pinned: bool) {
+        // Update Self
+        *self.is_pinned.lock().unwrap() = is_pinned;
+
+        // Update child components
         self.pin.pin(is_pinned);
         self.title.pin(is_pinned);
     }
 
     // Getters
     pub fn is_pinned(&self) -> bool {
-        self.pin.is_pinned() // @TODO
+        self.is_pinned.lock().unwrap().clone()
     }
 
     pub fn gobject(&self) -> &Box {

src/app/browser/window/tab/item/label/pin.rs

@@ -1,3 +1,5 @@
+use std::sync::Arc;
+
 use gtk::{prelude::WidgetExt, Image};
 
 pub struct Pin {
@@ -6,13 +8,13 @@ pub struct Pin {
 
 impl Pin {
     // Construct
-    pub fn new(visible: bool) -> Pin {
+    pub fn new(visible: bool) -> Arc<Pin> {
         let gobject = Image::builder()
             .icon_name("view-pin-symbolic")
             .visible(visible)
             .build();
 
-        Self { gobject }
+        Arc::new(Self { gobject })
     }
 
     pub fn pin(&self, is_pinned: bool) {
@@ -20,10 +22,6 @@ impl Pin {
     }
 
     // Getters
-    pub fn is_pinned(&self) -> bool {
-        self.gobject.is_visible()
-    }
-
     pub fn gobject(&self) -> &Image {
         &self.gobject
     }

src/app/browser/window/tab/item/label/title.rs

@@ -1,3 +1,5 @@
+use std::sync::Arc;
+
 use gtk::{glib::GString, pango::EllipsizeMode, prelude::WidgetExt, Label};
 
 const DEFAULT_LABEL_TEXT: &str = "New page";
@@ -8,15 +10,15 @@ pub struct Title {
 
 impl Title {
     // Construct
-    pub fn new() -> Self {
-        Self {
+    pub fn new() -> Arc<Self> {
+        Arc::new(Self {
             gobject: Label::builder()
                 .label(DEFAULT_LABEL_TEXT)
                 .ellipsize(EllipsizeMode::End)
                 .width_chars(16)
                 .single_line_mode(true)
                 .build(),
-        }
+        })
     }
 
     // Actions

src/app/browser/window/tab/item/label/widget.rs

@@ -1,3 +1,5 @@
+use std::sync::Arc;
+
 use gtk::{
     glib::GString, prelude::BoxExt, prelude::WidgetExt, Align, Box, Image, Label, Orientation,
 };
@@ -8,7 +10,7 @@ pub struct Widget {
 
 impl Widget {
     // Construct
-    pub fn new(name: GString, pin: &Image, title: &Label) -> Self {
+    pub fn new(name: GString, pin: &Image, title: &Label) -> Arc<Self> {
         let gobject = Box::builder()
             .orientation(Orientation::Horizontal)
             .halign(Align::Center)
@@ -19,7 +21,7 @@ impl Widget {
         gobject.append(pin);
         gobject.append(title);
 
-        Self { gobject }
+        Arc::new(Self { gobject })
     }
 
     // Action