code: void cancelEdit() {
  
          m_handler.enableToolbarButtons();
          m_handler.activateSelection();
          m_handler.m_controller.setContentEditing(false);
          m_handler.m_controller.reInitInlineEditing();
          m_replaceElement = null;
          m_dependingElementId = null;
          m_currentElementId = null;
          m_editorOpened = false;
      }
docs: Cancels opening the editor.<p>