winstd::variant Class Reference

VARIANT struct wrapper. More...

#include <WinStd/COM.h>

Inheritance diagram for winstd::variant:

Public Member Functions
	variant () noexcept
	Constructs blank VARIANT.
	variant (const VARIANT &varSrc)
	Constructs VARIANT from another.
	variant (VARIANT &&varSrc) noexcept
	Moves VARIANT from another.
	variant (bool bSrc) noexcept
	Constructs VARIANT from bool.
	variant (char cSrc) noexcept
	Constructs VARIANT from character.
	variant (unsigned char nSrc) noexcept
	Constructs VARIANT from byte.
	variant (short nSrc) noexcept
	Constructs VARIANT from short.
	variant (unsigned short nSrc) noexcept
	Constructs VARIANT from unsigned short.
	variant (int nSrc, VARTYPE vtSrc=VT_I4) noexcept
	Constructs VARIANT from integer.
	variant (unsigned int nSrc, VARTYPE vtSrc=VT_UI4) noexcept
	Constructs VARIANT from unsigned integer.
	variant (long nSrc, VARTYPE vtSrc=VT_I4) noexcept
	Constructs VARIANT from long.
	variant (unsigned long nSrc) noexcept
	Constructs VARIANT from unsigned long.
	variant (float fltSrc) noexcept
	Constructs VARIANT from float.
	variant (double dblSrc, VARTYPE vtSrc=VT_R8) noexcept
	Constructs VARIANT from double or variant date.
	variant (long long nSrc) noexcept
	Constructs VARIANT from 64-bit integer.
	variant (unsigned long long nSrc) noexcept
	Constructs VARIANT from unsigned integer.
	variant (CY cySrc) noexcept
	Constructs VARIANT from CY (64-bit integer)
	variant (LPCOLESTR lpszSrc) noexcept
	Constructs VARIANT from OLE string.
	variant (BSTR bstr) noexcept
	Constructs VARIANT from BSTR.
	variant (IDispatch *pSrc)
	Constructs VARIANT from IDispatch.
	variant (IUnknown *pSrc)
	Constructs VARIANT from IUnknown.
	variant (const SAFEARRAY *pSrc)
	Constructs VARIANT from SAFEARRAY.
virtual	~variant ()
	Destroys VARIANT.
variant &	operator= (const VARIANT &varSrc)
	Copy from another VARIANT.
variant &	operator= (VARIANT &&varSrc) noexcept
	Moves from another VARIANT.
variant &	operator= (bool bSrc) noexcept
	Copy from bool value.
variant &	operator= (char cSrc) noexcept
	Copy from char value.
variant &	operator= (unsigned char nSrc) noexcept
	Copy from unsigned char value.
variant &	operator= (short nSrc) noexcept
	Copy from short value.
variant &	operator= (unsigned short nSrc) noexcept
	Copy from unsigned short value.
variant &	operator= (int nSrc) noexcept
	Copy from int value.
variant &	operator= (unsigned int nSrc) noexcept
	Copy from unsigned int value.
variant &	operator= (long nSrc) noexcept
	Copy from long value.
variant &	operator= (unsigned long nSrc) noexcept
	Copy from unsigned long value.
variant &	operator= (long long nSrc) noexcept
	Copy from long long value.
variant &	operator= (unsigned long long nSrc) noexcept
	Copy from unsigned long long value.
variant &	operator= (float fltSrc) noexcept
	Copy from float value.
variant &	operator= (double dblSrc) noexcept
	Copy from double value.
variant &	operator= (CY cySrc) noexcept
	Copy from CY value.
variant &	operator= (LPCOLESTR lpszSrc) noexcept
	Copy from OLE string value.
variant &	operator= (IDispatch *pSrc)
	Copy from IDispatch.
variant &	operator= (IUnknown *pSrc)
	Copy from IUnknown.
variant &	operator= (unsigned char *pbSrc) noexcept
	Copy from unsigned char reference.
variant &	operator= (short *pnSrc) noexcept
	Copy from short reference.
variant &	operator= (unsigned short *pnSrc) noexcept
	Copy from unsigned short reference.
variant &	operator= (int *pnSrc) noexcept
	Copy from int reference.
variant &	operator= (unsigned int *pnSrc) noexcept
	Copy from unsigned int reference.
variant &	operator= (long *pnSrc) noexcept
	Copy from long reference.
variant &	operator= (unsigned long *pnSrc) noexcept
	Copy from unsigned long reference.
variant &	operator= (long long *pnSrc) noexcept
	Copy from long long reference.
variant &	operator= (unsigned long long *pnSrc) noexcept
	Copy from unsigned long long reference.
variant &	operator= (float *pfSrc) noexcept
	Copy from float reference.
variant &	operator= (double *pfSrc) noexcept
	Copy from double reference.
variant &	operator= (const SAFEARRAY *pSrc)
	Copy from SAFEARRAY.
bool	operator== (const VARIANT &varSrc) const noexcept
	Is variant equal to?
bool	operator!= (const VARIANT &varSrc) const noexcept
	Is variant not equal to?
bool	operator< (const VARIANT &varSrc) const noexcept
	Is variant less than?
bool	operator> (const VARIANT &varSrc) const noexcept
	Is variant greater than?
bool	operator<= (const VARIANT &varSrc) const noexcept
	Is variant less than or equal to?
bool	operator>= (const VARIANT &varSrc) const noexcept
	Is variant greater than or equal to?
HRESULT	change_type (VARTYPE _vt, USHORT wFlags=0) noexcept
	Converts a variant from one type to another.

Detailed Description

VARIANT struct wrapper.

Member Function Documentation

change_type()

HRESULT winstd::variant::change_type ( VARTYPE _vt, USHORT wFlags = 0 )

inlinenoexcept

Converts a variant from one type to another.

See also

VariantChangeType function

operator!=()

bool winstd::variant::operator!= ( const VARIANT & varSrc ) const

inlinenoexcept

Is variant not equal to?

Parameters

[in]

varSrc

Variant to compare against

Returns

• Non zero when variant is not equal to varSrc;
• Zero otherwise.

operator<()

bool winstd::variant::operator< ( const VARIANT & varSrc ) const

inlinenoexcept

Is variant less than?

Parameters

[in]

varSrc

Variant to compare against

Returns

• Non zero when variant is less than varSrc;
• Zero otherwise.

operator<=()

bool winstd::variant::operator<= ( const VARIANT & varSrc ) const

inlinenoexcept

Is variant less than or equal to?

Parameters

[in]

varSrc

Variant to compare against

Returns

• Non zero when variant is less than or equal to varSrc;
• Zero otherwise.

operator==()

bool winstd::variant::operator== ( const VARIANT & varSrc ) const

inlinenoexcept

Is variant equal to?

Parameters

[in]

varSrc

Variant to compare against

Returns

• Non zero when variant is equal to varSrc;
• Zero otherwise.

operator>()

bool winstd::variant::operator> ( const VARIANT & varSrc ) const

inlinenoexcept

Is variant greater than?

Parameters

[in]

varSrc

Variant to compare against

Returns

• Non zero when variant is greater than varSrc;
• Zero otherwise.

operator>=()

bool winstd::variant::operator>= ( const VARIANT & varSrc ) const

inlinenoexcept

Is variant greater than or equal to?

Parameters

[in]

varSrc

Variant to compare against

Returns

• Non zero when variant is greater than or equal to varSrc;
• Zero otherwise.

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The documentation for this class was generated from the following file:

• include/WinStd/COM.h