Add radio button with simple/advanced view, add widget visibility

src/gui/Widget.cpp

@@ -32,4 +32,34 @@ namespace gsr {
             parent_widget->remove_widget_as_selected_in_parent();
         }
     }
+
+    bool Widget::has_parent_with_selected_child_widget() const {
+        // TODO: Optimize since this is called in draw function in widgets
+        if(parent_widget) {
+            if(parent_widget->selected_child_widget)
+                return true;
+            return parent_widget->has_parent_with_selected_child_widget();
+        }
+        return false;
+    }
+
+    void Widget::set_horizontal_alignment(Alignment alignment) {
+        horizontal_aligment = alignment;
+    }
+
+    void Widget::set_vertical_alignment(Alignment alignment) {
+        vertical_aligment = alignment;
+    }
+
+    Widget::Alignment Widget::get_horizontal_alignment() const {
+        return horizontal_aligment;
+    }
+
+    Widget::Alignment Widget::get_vertical_alignment() const {
+        return vertical_aligment;
+    }
+
+    void Widget::set_visible(bool visible) {
+        this->visible = visible;
+    }
 }