Variant type to pass values to flash variables

struct SFlashVarValue {
  union Data {
    bool b;
    int i;
    unsigned int ui;
    double d;
    float f;
    const char* pStr;
    const wchar_t* pWstr;
  };
  enum Type {
    eUndefined,
    eNull,
    eBool,
    eInt,
    eUInt,
    eDouble,
    eFloat,
    eConstStrPtr,
    eConstWstrPtr,
    eObject
  };
public:
  Type type;
public:
  Data data;
};

IFlashPlayer.h

union Data {
  bool b;
  int i;
  unsigned int ui;
  double d;
  float f;
  const char* pStr;
  const wchar_t* pWstr;
};

IFlashPlayer.h

Enumerates types that can be sent to and received from flash

enum Type {
  eUndefined,
  eNull,
  eBool,
  eInt,
  eUInt,
  eDouble,
  eFloat,
  eConstStrPtr,
  eConstWstrPtr,
  eObject
};

IFlashPlayer.h

Data data;

Type type;

static SFlashVarValue CreateNull();

static SFlashVarValue CreateUndefined();

bool GetBool() const;

const char* GetConstStrPtr() const;

const wchar_t* GetConstWstrPtr() const;

double GetDouble() const;

float GetFloat() const;

int GetInt() const;

Type GetType() const;

int GetUInt() const;

bool IsBool() const;

bool IsConstStr() const;

bool IsConstWstr() const;

bool IsDouble() const;

bool IsFloat() const;

bool IsInt() const;

bool IsNull() const;

bool IsObject() const;

bool IsUInt() const;

bool IsUndefined() const;

SFlashVarValue(bool val);
SFlashVarValue(int val);
SFlashVarValue(unsigned int val);
SFlashVarValue(double val);
SFlashVarValue(float val);
SFlashVarValue(const char* val);
SFlashVarValue(const wchar_t* val);
SFlashVarValue();
SFlashVarValue(Type t);

Notes: Don't define default constructor to enforce efficient default initialization of argument lists!