The following classes are new for OS/2 Warp Version 4. These include the Internet and Plug and Play classes. There is also a new WPImageFile class that is a parent to WPBitmap.

The new WPClassManager is responsible for modifying the SOM class manager to support object class replacement.

The following are the Workplace Shell Plug and Play classes.

• WPDevAudio
  
• WPDevBus
  
• WPDevCDRom
  
• WPDevCPU
  
• WPDevice
  
• WPDevDiskette
  
• WPDevDisplay
  
• WPDevHarddrive
  
• WPDevKeyboard
  
• WPDevMemory
  
• WPDevMouse
  
• WPDevParallel
  
• WPDevPeriph
  
• WPDevSerial
  
• WPDevTape
  
• WPDevTimer
  
• WPHwManager

The following classes are Workplace Shell Internet classes.

• WPHost 
  WPHtml
  
  WPUrl
  
  WPUrlFolder

  The following are other new Workplace Shell classes.

  • WPClassManager 
    WPImageFile

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