hide pin widget by argument

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

@@ -6,12 +6,20 @@ use gtk::prelude::BoxExt;
 
 pub fn new() -> Box
 {
-    let label = Box::builder().orientation(
+    let label = Box::builder()
+
+        // Tuneup
+        .orientation(
             gtk::Orientation::Horizontal
-    ).build();
+        )
+
+        .build();
 
+        // Components
         label.append(
-        &pin::new()
+            &pin::new(
+                false
+            )
         );
 
         label.append(

src/app/browser/main/tab/label/pin.rs

@@ -1,10 +1,18 @@
 use gtk::Image;
 
-pub fn new() -> Image
+pub fn new(
+    visible : bool
+) -> Image
 {
-    let pin = Image::builder().icon_name(
+    return Image::builder()
+
+        .icon_name(
             "view-pin-symbolic"
-    ).build();
+        )
+
+        .visible(
+            visible
+        )
 
-    return pin;
+        .build();
 }