make markup label focusable, remove event methods abstraction

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

@@ -36,10 +36,6 @@ abstract class Markup
             true
         );
 
-        $this->gtk->set_can_focus(
-            false
-        );
-
         $this->gtk->set_track_visited_links(
             true
         );
@@ -82,15 +78,21 @@ abstract class Markup
         );
     }
 
-    abstract protected function _onActivateLink(
+    protected function _onActivateLink(
         GtkLabel $label,
         string $href
-    ): bool;
+    ): bool
+    {
+        return false;
+    }
 
-    abstract protected function _onButtonPressEvent(
+    protected function _onButtonPressEvent(
         GtkLabel $label,
         GdkEvent $event
-    ): bool;
+    ): bool
+    {
+        return false;
+    }
 
     abstract public function set(
         string $value

src/Entity/Browser/Container/Page/Content/Gemtext.php

@@ -280,18 +280,6 @@ class Gemtext extends Markup
         );
     }
 
-    protected function _onButtonPressEvent(
-        GtkLabel $label,
-        GdkEvent $event
-    ): bool
-    {
-        // Markup container has focus event disabled (hidden cursor position)
-        // this solution deactivates Request entry on click Markup area
-        $this->content->page->container->tab->gtk->grab_focus();
-
-        return false;
-    }
-
     private function _wrap(
         string $value
     ): string

src/Entity/Browser/Container/Page/Content/Plain.php

@@ -24,24 +24,4 @@ class Plain extends Markup
             )
         );
     }
-
-    protected function _onActivateLink(
-        GtkLabel $label,
-        string $href
-    ): bool
-    {
-        return true;
-    }
-
-    protected function _onButtonPressEvent(
-        GtkLabel $label,
-        GdkEvent $event
-    ): bool
-    {
-        // Markup container has focus event disabled (hidden cursor position)
-        // this solution deactivates Request entry on click Markup area
-        $this->content->page->container->tab->gtk->grab_focus();
-
-        return false;
-    }
 }