flutter-popup-menu-button

نمایش منو در فلاتر:

 

PopupMenuButton(
  itemBuilder: (context) {
    return [
        PopupMenuItem<String>(
            child: Text("Edit".i18n),
            value: _MENU_EDIT),
    PopupMenuItem<String>(
    child: Text("Delete".i18n),
    value: _MENU_DELETE),
    PopupMenuItem<String>(
    child: Text("Duplicate".i18n),
    value: _MENU_DUPLICATE),
    ];
  },
  onSelected: (String value) {
    switch (value) {
      case _MENU_DELETE:
        print('delete');
        break;
      case _MENU_EDIT:
        print('edit');
        break;
      case _MENU_DUPLICATE:
        print('deplicate');
        break;
    }
  },
)