• ▼Microsoft DirectX 7.0
  • Legal Information
  • ▼Introducing DirectX Foundation
    • About DirectX Help
    • What's New in DirectX Foundation?
    • Components of DirectX Foundation
    • DirectX Samples
    • DirectX Tutorials
    • ▶DirectX Tools
    • ▼C and C++ Programming Topics
      • ▼The Component Object Model
        • ▼IUnknown Interface
          • IUnknown::AddRef
          • IUnknown::QueryInterface
          • IUnknown::Release
        • C++ and the COM Interface
        • Retrieving Newer Interfaces
        • Interface Method Names and Syntax
        • Accessing COM Objects by Using C
        • Using Macro Definitions
      • Using Callback Functions
      • Version Checking
      • ▶Compiling DirectX Samples and Other DirectX Applications
      • ▶Debugging DirectX Applications
    • ▶Visual Basic Programming Topics
    • Further Information
  • ▶Direct3D
  • ▶DirectDraw
  • ▶DirectInput
  • ▶DirectMusic
  • ▶DirectPlay
  • ▶DirectSetup
  • ▶DirectSound
  • ▶Glossary
  • ▶Appendix