set tab label title on construct

src/app/browser/main/tab.cpp

@@ -58,7 +58,9 @@ void Tab::append(
         REQUEST
     );
 
-    auto tabLabel = new tab::Label;
+    auto tabLabel = new tab::Label(
+        TITLE
+    );
 
     int page_number = append_page(
         * tabPage,

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

@@ -2,10 +2,11 @@
 
 using namespace app::browser::main::tab;
 
-Label::Label()
+Label::Label(
-{
+    const Glib::ustring & TEXT
+) {
     set_text(
-        _("New tab")
+        TEXT
     );
 
     // Setup label controller

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

@@ -3,6 +3,7 @@
 
 #include <glibmm/i18n.h>
 #include <glibmm/refptr.h>
+#include <glibmm/ustring.h>
 #include <gtkmm/gestureclick.h>
 #include <gtkmm/label.h>
 
@@ -20,7 +21,9 @@ namespace app::browser::main::tab
 
         public:
 
-            Label();
+            Label(
+                const Glib::ustring & TEXT
+            );
 
             ~Label();
     };