require _onConfigure event implementation for custom wordwrap

src/Abstract/Entity/Browser/Container/Page/Content/Markup.php

@@ -76,6 +76,19 @@ abstract class Markup
                 );
             }
         );
+
+        $this->gtk->connect(
+            'configure-event',
+            function(
+                GtkWindow $window,
+                GdkEvent $event
+            ) {
+                return $this->_onConfigure(
+                    $label,
+                    $event
+                );
+            }
+        );
     }
 
     protected function _onActivateLink(
@@ -94,6 +107,11 @@ abstract class Markup
         return false;
     }
 
+    abstract protected function _onConfigure(
+        GtkLabel $label,
+        GdkEvent $event
+    ): bool;
+
     abstract public function set(
         string $value
     ): void;