Function initialize

launcher/ui/java/InstallJavaDialog.cpp:82–86

loads the list if needed.

    //! loads the list if needed.
    void initialize(Meta::VersionList::Ptr vlist)
    {
        vlist->setProvidedRoles({ BaseVersionList::JavaMajorRole, BaseVersionList::RecommendedRole, BaseVersionList::VersionPointerRole });
        majorVersionSelect->initialize(vlist.get());
    }

    void setSelectedVersion(BaseVersion::Ptr version)
    {