Window Server Client-Side Events

Applications function by waiting for events and handling them. This section provides information about common Window Server client-side events and how to handle them.

Variant: ScreenPlay and non-ScreenPlay. Target audience: Application developers.

• Window Server Client-Side Events Overview
  A client application connects to the Window Server by creating a Window Server session and calling RWsSession::Connect(). Events generated by the Window Server are then delivered to the client via the session, and the client must handle these events appropriately.
• General events
  In this context, a general event is any kind of event that is generated by the Window Server and delivered to the client, with the exception of redraw and priority key events.
• Redraw Events
  
• Priority Key Events
  
• Pointer Handling
  
• Advanced Pointers
  In ScreenPlay, the Window Server provides advanced pointer features, such as support for multiple pointers and proximity and pressure coordinates.
• Declaring a Window Server Event-Handling Class
  The following example demonstrates how to declare an active object Window Server event handling class.
• Handling General Events
  
• Processing Window-Group Events
  
• Processing Window Events
  
• Processing System Events