popup menu

popupMenu.dart

void popupMenu(BuildContext context, ReduxActions redux) {
    GlobalKey gKey =
        getViewResource().getGlobalKeyByName("PHOTO-LIST:" + widget.uuid);
    Rect gridRect = getViewResource().getRectFromWidget(gKey);

    Rect allRect = Offset.zero & Overlay.of(context).context.size;

    List<PopupMenuEntry> items = [
      PopupMenuItem<String>(
        child: Text('Delete'),
        value: 'delete',
      ),
      PopupMenuItem<String>(
        child: Text('Show'),
        value: 'show',
      ),
    ];

    showMenu(
      context: context,
      position: RelativeRect.fromRect(
        Rect.fromCenter(center: gridRect.center, width: 2, height: 2),
        allRect,
      ),
      items: items,
    ).then((value) {
      if (value == 'delete') {
        redux.delete();
      } else if (value == 'show') {
        Navigator.of(context).pushNamed(
          PhotoPage.routeName,
          arguments: PhotoPageArguments(redux.photo.uuid),
        );
      }
    });
  }