Add the ability to configure disabling the sidebar

Useful for crud admins that have a single controller and do not need a sidebar

src/Listener/ViewListener.php

@@ -79,6 +79,7 @@ public function beforeRender(Event $event)
         $controller->set('viewblocks', $this->_getViewBlocks());
         $controller->set('formUrl', $this->_getFormUrl());
         $controller->set('disableExtraButtons', $this->_getDisableExtraButtons());
+        $controller->set('disableSidebar', $this->_getDisableSidebar());
         $controller->set('extraButtonsBlacklist', $this->_getExtraButtonsBlacklist());
         $controller->set('enableDirtyCheck', $this->_getEnableDirtyCheck());
         $controller->set('actionGroups', $this->_getActionGroups());
@@ -575,6 +576,17 @@ protected function _getDisableExtraButtons()
         return $action->config('scaffold.disable_extra_buttons') ?: false;
     }
 
+    /**
+     * Disable sidebar.
+     *
+     * @return bool
+     */
+    protected function _getDisableSidebar()
+    {
+        $action = $this->_action();
+        return $action->config('scaffold.disable_sidebar') ?: false;
+    }
+
     /**
      * Get extra buttons blacklist
      *