This is a proposal - and possible should be recognized for new classes written.

• PMA
  • PMA_Config
  • PMA_Theme
  • PMA_Theme_Manager
  • PMA_List
    • PMA_List_Database
      • PMA_List_Database_Mysql
        • PMA_List_Database_Mysql_3
        • PMA_List_Database_Mysql_4
        • PMA_List_Database_Mysql_5
      • PMA_List_Database_Otherdbms
    • PMA_List_Table
    • PMA_List_Server
    • PMA_List_Column
  • PMA_Cookie
  • PMA_Url
  • PMA_Server
  • PMA_Database
  • PMA_Table
• FPDF
  • UFPDF
    • '''PMA_FPDF
      • PMA_PDF
• PMA_SQLValidator
• PMA_StorageEngine
  • PMA_StorageEngine_bdb
    • PMA_StorageEngine_berkeleydb
  • PMA_StorageEngine_binlog
  • PMA_StorageEngine_innodb
    • PMA_StorageEngine_innobase
  • PMA_StorageEngine_memory
  • PMA_StorageEngine_merge
    • PMA_StorageEngine_mrg_myisam
  • PMA_StorageEngine_myisam
  • PMA_StorageEngine_ndbcluster
• zipfile

already existing class, ''external classes'