C# Definition:

  [StructLayout(LayoutKind.Explicit,CharSet=CharSet.Unicode)]
  public struct KEY_EVENT_RECORD
  {
    [FieldOffset(0),MarshalAs(UnmanagedType.Bool)]
    public bool bKeyDown;
    [FieldOffset(4),MarshalAs(UnmanagedType.U2)]
    public ushort wRepeatCount;
    [FieldOffset(6),MarshalAs(UnmanagedType.U2)]
    public VirtualKeys wVirtualKeyCode;
    [FieldOffset(8),MarshalAs(UnmanagedType.U2)]
    public ushort wVirtualScanCode;
    [FieldOffset(10)]
    public char UnicodeChar;
    [FieldOffset(12),MarshalAs(UnmanagedType.U4)]
    public ControlKeyState dwControlKeyState;
  }

  // dwControlKeyState bitmask
  [Flags]
  public enum ControlKeyState
  {
    RIGHT_ALT_PRESSED = 0x1,
    LEFT_ALT_PRESSED = 0x2,
    RIGHT_CTRL_PRESSED = 0x4,
    LEFT_CTRL_PRESSED = 0x8,
    SHIFT_PRESSED = 0x10,
    NUMLOCK_ON = 0x20,
    SCROLLLOCK_ON = 0x40,
    CAPSLOCK_ON = 0x80,
    ENHANCED_KEY = 0x100
  }

VB Definition:

Structure KEY_EVENT_RECORD
   Public TODO
End Structure

Constants/Enums:

  Public Enum ControlKeyStates
    '/* dwControlKeyState bitmask */
    RIGHT_ALT_PRESSED = &H1
    LEFT_ALT_PRESSED = &H2
    RIGHT_CTRL_PRESSED = &H4
    LEFT_CTRL_PRESSED = &H8
    SHIFT_PRESSED = &H10
    NUMLOCK_ON = &H20
    SCROLLLOCK_ON = &H40
    CAPSLOCK_ON = &H80
    ENHANCED_KEY = &H100
  end enum

User-Defined Field Types:

• VirtualKeys

Notes:

None.