propvarutil.h header
This header is used by multiple technologies. For more information, see:
propvarutil.h contains the following programming interfaces:
ClearPropVariantArray Frees the memory and references used by an array of PROPVARIANT structures stored in an array. |
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ClearVariantArray Frees the memory and references used by an array of VARIANT structures stored in an array. |
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InitPropVariantFromBoolean Initializes a given PROPVARIANT structure as a VT_BOOL using a specified Boolean value. |
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InitPropVariantFromBooleanVector Initializes a PROPVARIANT structure from a specified Boolean vector. |
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InitPropVariantFromBuffer Initializes a PROPVARIANT structure using the contents of a buffer. |
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InitPropVariantFromCLSID Initializes a PROPVARIANT structure based on a class identifier (CLSID). |
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InitPropVariantFromDouble Initializes a PROPVARIANT structure based on a specified double value. |
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InitPropVariantFromDoubleVector Initializes a PROPVARIANT structure based on a specified vector of double values. |
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InitPropVariantFromFileTime Initializes a PROPVARIANT structure based on information stored in a FILETIME structure. |
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InitPropVariantFromFileTimeVector Initializes a PROPVARIANT structure from a specified vector of FILETIME values. |
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InitPropVariantFromGUIDAsBuffer Initializes a PROPVARIANT structure based on a GUID. The structure is initialized as VT_VECTOR |
VT_UI1. | ||
InitPropVariantFromGUIDAsString Initializes a PROPVARIANT structure based on a GUID. The structure is initialized as VT_LPWSTR. |
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InitPropVariantFromInt16 Initializes a PROPVARIANT structure based on a 16-bit integer value. |
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InitPropVariantFromInt16Vector Initializes a PROPVARIANT structure based on a specified vector of 16-bit integer values. |
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InitPropVariantFromInt32 Initializes a PROPVARIANT structure based on a 32-bit integer value. |
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InitPropVariantFromInt32Vector Initializes a PROPVARIANT structure based on a vector of 32-bit integer values. |
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InitPropVariantFromInt64 Initializes a PROPVARIANT structure based on a specified Int64 value. |
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InitPropVariantFromInt64Vector Initializes a PROPVARIANT structure based on a vector of Int64 values. |
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InitPropVariantFromPropVariantVectorElem Initializes a PROPVARIANT structure based on a specified PROPVARIANT vector element. |
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InitPropVariantFromResource Initializes a PROPVARIANT structure based on a string resource embedded in an executable file. |
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InitPropVariantFromString Initializes a PROPVARIANT structure based on a specified string. |
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InitPropVariantFromStringAsVector Initializes a PROPVARIANT structure from a specified string. The string is parsed as a semi-colon delimited list (for example:_"A;B;C"). |
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InitPropVariantFromStringVector Initializes a PROPVARIANT structure from a specified string vector. |
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InitPropVariantFromStrRet Initializes a PROPVARIANT structure based on a string stored in a STRRET structure. |
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InitPropVariantFromUInt16 Initializes a PROPVARIANT structure based on a 16-bit unsigned integer value. |
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InitPropVariantFromUInt16Vector Initializes a PROPVARIANT structure based on a vector of 16-bit unsigned integer values. |
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InitPropVariantFromUInt32 Initializes a PROPVARIANT structure based on a 32-bit unsigned integer value. |
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InitPropVariantFromUInt32Vector Initializes a PROPVARIANT structure based on a vector of 32-bit unsigned integer values. |
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InitPropVariantFromUInt64 Initializes a PROPVARIANT structure with a 64-bit unsigned integer value. |
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InitPropVariantFromUInt64Vector Initializes a PROPVARIANT structure based on a vector of 64-bit unsigned integers. |
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InitPropVariantVectorFromPropVariant Initializes a vector element in a PROPVARIANT structure with a value stored in another PROPVARIANT. |
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InitVariantFromBoolean Initializes a VARIANT structure with a Boolean value. |
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InitVariantFromBooleanArray Initializes a VARIANT structure from an array of Boolean values. |
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InitVariantFromBuffer Initializes a VARIANT structure with the contents of a buffer. |
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InitVariantFromDispatch Initializes a VARIANT structure based on an instance of an IDispatch object. |
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InitVariantFromDosDateTime Initializes a VARIANT structure with a date and time given in the format used by Microsoft MS-DOS. The date and time values are converted to the format used to store date and time in a VARIANT. |
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InitVariantFromDouble Initializes a VARIANT structure with a value of type DOUBLE. |
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InitVariantFromDoubleArray Initializes a VARIANT structure with an array of values of type DOUBLE. |
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InitVariantFromFileTime Initializes a VARIANT structure with the contents of a FILETIME structure. |
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InitVariantFromFileTimeArray Initializes a VARIANT structure with an array of FILETIME structures. |
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InitVariantFromGUIDAsBuffer Initializes a VARIANT structure based on a GUID. The structure is initialized as VT_ARRAY |
VT_UI1. | ||
InitVariantFromGUIDAsString Initializes a VARIANT structure based on a GUID. The structure is initialized as a VT_BSTR type. |
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InitVariantFromInt16 Initializes a VARIANT structure with a 16-bit integer value. |
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InitVariantFromInt16Array Initializes a VARIANT structure with an array of 16-bit integer values. |
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InitVariantFromInt32 Initializes a VARIANT structure with a 32-bit integer value. |
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InitVariantFromInt32Array Initializes a VARIANT structure with an array of 32-bit integer values. |
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InitVariantFromInt64 Initializes a VARIANT structure with a 64-bit integer value. |
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InitVariantFromInt64Array Initializes a VARIANT structure with an array of 64-bit integer values. |
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InitVariantFromResource Initializes a VARIANT structure based on a string resource embedded in an executable file. |
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InitVariantFromString Initializes a VARIANT structure with a string. |
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InitVariantFromStringArray Initializes a VARIANT structure with an array of strings. |
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InitVariantFromStrRet Initializes a VARIANT structure with a string stored in a STRRET structure. |
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InitVariantFromUInt16 Initializes a VARIANT structure with an unsigned 16-bit integer value. |
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InitVariantFromUInt16Array Initializes a VARIANT structure with an array of unsigned 16-bit integer values. |
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InitVariantFromUInt32 Initializes a VARIANT structure with an unsigned 32-bit integer value. |
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InitVariantFromUInt32Array Initializes a VARIANT structure with an array of unsigned 32-bit integer values. |
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InitVariantFromUInt64 Initializes a VARIANT structure with an unsigned 64-bit integer value. |
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InitVariantFromUInt64Array Initializes a VARIANT structure with an array of unsigned 64-bit integer values. |
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InitVariantFromVariantArrayElem Initializes a VARIANT structure with a value stored in another VARIANT structure. |
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IsPropVariantString Specifies whether a specified PROPVARIANT structure is a string type. |
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IsPropVariantVector Specifies whether a PROPVARIANT structure has a vector type. |
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IsVariantArray Specifies whether a variant is an array. |
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IsVariantString Specifies whether a variant is a string. |
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IsVarTypeFloat Returns whether a VARTYPE is a float. |
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IsVarTypeInteger Returns whether a VARTYPE is an integer. |
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IsVarTypeNumber Specifies whether VARTYPE is a number. |
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IsVarTypeSignedInteger Returns whether a VARTYPE is a signed integer. |
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IsVarTypeUnsignedInteger Returns whether a VARTYPE is an unsigned integer. |
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PropVariantChangeType Coerces a value stored as a PROPVARIANT structure to an equivalent value of a different variant type. |
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PropVariantCompare Compares two PROPVARIANT structures, based on default comparison units and settings. |
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PropVariantCompareEx Extends PropVariantCompare by allowing the caller to compare two PROPVARIANT structures based on specified comparison units and flags. |
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PropVariantGetBooleanElem Extracts a single Boolean element from a PROPVARIANT structure of type VT_BOOL, VT_VECTOR |
VT_BOOL, or VT_ARRAY | VT_BOOL. | |
PropVariantGetDoubleElem Extracts a single double element from a PROPVARIANT structure of type VT_R8, VT_VECTOR |
VT_R8, or VT_ARRAY | VT_R8. | |
PropVariantGetElem Initializes a PROPVARIANT structure based on a specified element in another PROPVARIANT structure. |
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PropVariantGetElementCount Retrieves the element count of a PROPVARIANT structure. |
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PropVariantGetFileTimeElem Extracts a single FILETIME element from a PROPVARIANT structure of type VT_FILETIME, VT_VECTOR |
VT_FILETIME, or VT_ARRAY | VT_FILETIME. | |
PropVariantGetInt16Elem Extracts a single Int16 element from a PROPVARIANT structure of type VT_I2, VT_VECTOR |
VT_I2, or VT_ARRAY | VT_I2. | |
PropVariantGetInt32Elem Extracts a single Int32 element from a PROPVARIANT of type VT_I4, VT_VECTOR |
VT_I4, or VT_ARRAY | VT_I4. | |
PropVariantGetInt64Elem Extracts a single Int64 element from a PROPVARIANT structure of type VT_I8, VT_VECTOR |
VT_I8, or VT_ARRAY | VT_I8. | |
PropVariantGetStringElem Extracts a single Unicode string element from a PROPVARIANT structure of type VT_LPWSTR, VT_BSTR, VT_VECTOR |
VT_LPWSTR, VT_VECTOR | VT_BSTR, or VT_ARRAY | VT_BSTR. |
PropVariantGetUInt16Elem Extracts a single unsigned Int16 element from a PROPVARIANT structure of type VT_U12, VT_VECTOR |
VT_U12, or VT_ARRAY | VT_U12. | |
PropVariantGetUInt32Elem Extracts a single unsigned Int32 element from a PROPVARIANT structure of type VT_UI4, VT_VECTOR |
VT_UI4, or VT_ARRAY | VT_UI4. | |
PropVariantGetUInt64Elem Extracts a single unsigned Int64 element from a PROPVARIANT structure of type VT_UI8, VT_VECTOR |
VT_UI8, or VT_ARRAY | VT_UI8. | |
PropVariantToBoolean Extracts a Boolean property value of a PROPVARIANT structure. If no value can be extracted, then a default value is assigned. |
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PropVariantToBooleanVector Extracts a Boolean vector from a PROPVARIANT structure. |
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PropVariantToBooleanVectorAlloc Extracts data from a PROPVARIANT structure into a newly allocated Boolean vector. |
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PropVariantToBooleanWithDefault Extracts the Boolean property value of a PROPVARIANT structure. If no value exists, then the specified default value is returned. |
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PropVariantToBSTR Extracts the BSTR property value of a PROPVARIANT structure. |
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PropVariantToBuffer Extracts the buffer value from a PROPVARIANT structure of type VT_VECTOR |
VT_UI1 or VT_ARRRAY | VT_UI1. | |
PropVariantToCLSID Extracts class identifier (CLSID) property value of a PROPVARIANT structure. |
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PropVariantToDouble Extracts double value from a PROPVARIANT structure. |
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PropVariantToDoubleVector Extracts a vector of doubles from a PROPVARIANT structure. |
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PropVariantToDoubleVectorAlloc Extracts data from a PROPVARIANT structure into a newly-allocated double vector. |
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PropVariantToDoubleWithDefault Extracts a double property value of a PROPVARIANT structure. If no value exists, then the specified default value is returned. |
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PropVariantToFileTime Extracts the FILETIME structure from a PROPVARIANT structure. |
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PropVariantToFileTimeVector Extracts data from a PROPVARIANT structure into a FILETIME vector. |
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PropVariantToFileTimeVectorAlloc Extracts data from a PROPVARIANT structure into a newly-allocated FILETIME vector. |
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PropVariantToGUID Extracts a GUID value from a PROPVARIANT structure. |
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PropVariantToInt16 Extracts an Int16 property value of a PROPVARIANT structure. |
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PropVariantToInt16Vector Extracts a vector of Int16 values from a PROPVARIANT structure. |
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PropVariantToInt16VectorAlloc Extracts data from a PROPVARIANT structure into a newly allocated Int16 vector. |
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PropVariantToInt16WithDefault Extracts the Int16 property value of a PROPVARIANT structure. If no value currently exists, then specified default value is returned. |
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PropVariantToInt32 Extracts the Int32 property value of a PROPVARIANT structure. If no value can be extracted, then a default value is assigned. |
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PropVariantToInt32Vector Extracts a vector of long values from a PROPVARIANT structure. |
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PropVariantToInt32VectorAlloc Extracts data from a PROPVARIANT structure into a newly-allocated Int32 vector. |
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PropVariantToInt32WithDefault Extracts an Int32 value from a PROPVARIANT structure. If no value currently exists, then the specified default value is returned. |
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PropVariantToInt64 Extracts a LONGLONG value from a PROPVARIANT structure. If no value can be extracted, then a default value is assigned. |
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PropVariantToInt64Vector Extracts data from a PROPVARIANT structure into an Int64 vector. |
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PropVariantToInt64VectorAlloc Extracts data from a PROPVARIANT structure into a newly-allocated LONGLONG vector. |
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PropVariantToInt64WithDefault Extracts the Int64 property value of a PROPVARIANT structure. If no value exists, then specified default value is returned. |
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PropVariantToString Extracts a string value from a PROPVARIANT structure. |
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PropVariantToStringAlloc Extracts a string property value from a PROPVARIANT structure. |
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PropVariantToStringVector Extracts a vector of strings from a PROPVARIANT structure. |
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PropVariantToStringVectorAlloc Extracts data from a PROPVARIANT structure into a newly allocated strings in a newly allocated vector. |
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PropVariantToStringWithDefault Extracts the string property value of a PROPVARIANT structure. If no value exists, then the specified default value is returned. |
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PropVariantToStrRet Extracts a string from a PROPVARIANT structure and places it into a STRRET structure. |
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PropVariantToUInt16 Extracts a unsigned short value from a PROPVARIANT structure. If no value can be extracted, then a default value is assigned. |
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PropVariantToUInt16Vector Extracts data from a PROPVARIANT structure into an unsigned short vector. |
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PropVariantToUInt16VectorAlloc Extracts data from a PROPVARIANT structure into a newly-allocated unsigned short vector. |
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PropVariantToUInt16WithDefault Extracts an unsigned short value from a PROPVARIANT structure. If no value exists, then the specified default value is returned. |
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PropVariantToUInt32 Extracts an ULONG value from a PROPVARIANT structure. If no value can be extracted, then a default value is assigned. |
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PropVariantToUInt32Vector Extracts data from a PROPVARIANT structure into an ULONG vector. |
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PropVariantToUInt32VectorAlloc Extracts data from a PROPVARIANT structure into a newly-allocated ULONG vector. |
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PropVariantToUInt32WithDefault Extracts a ULONG value from a PROPVARIANT structure. If no value exists, then a specified default value is returned. |
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PropVariantToUInt64 Extracts a UInt64 value from a PROPVARIANT structure. If no value can be extracted, then a default value is assigned. |
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PropVariantToUInt64Vector Extracts data from a PROPVARIANT structure into a ULONGLONG vector. |
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PropVariantToUInt64VectorAlloc Extracts data from a PROPVARIANT structure into a newly-allocated ULONGLONG vector. |
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PropVariantToUInt64WithDefault Extracts ULONGLONG value from a PROPVARIANT structure. If no value exists, then the specified default value is returned. |
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PropVariantToVariant Converts the contents of a PROPVARIANT structure to a VARIANT structure. |
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StgDeserializePropVariant The StgDeserializePropVariant function converts a SERIALIZEDPROPERTYVALUE data type to a PROPVARIANT data type. |
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StgSerializePropVariant The StgSerializePropVariant function converts a PROPVARIANT data type to a SERIALIZEDPROPERTYVALUE data type. |
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VariantCompare Compares two variant structures, based on default comparison rules. |
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VariantGetBooleanElem Extracts a single Boolean element from a variant structure. |
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VariantGetDoubleElem Extracts one double element from a variant structure. |
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VariantGetElem Initializes a VARIANT structure from a specified variant element. |
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VariantGetElementCount Retrieves the element count of a variant structure. |
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VariantGetInt16Elem Extracts a single Int16 element from a variant structure. |
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VariantGetInt32Elem Extracts a single Int32 element from a variant structure. |
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VariantGetInt64Elem Extracts a single Int64 element from a variant structure. |
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VariantGetStringElem Extracts a single wide string element from a variant structure. |
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VariantGetUInt16Elem Extracts a single unsigned Int16 element from a variant structure. |
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VariantGetUInt32Elem Extracts a single unsigned Int32 element from a variant structure. |
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VariantGetUInt64Elem Extracts a single unsigned Int64 element from a variant structure. |
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VariantToBoolean Extracts the value of a Boolean property from a VARIANT structure. If no value can be extracted, then a default value is assigned. |
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VariantToBooleanArray Extracts an array of Boolean values from a VARIANT structure. |
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VariantToBooleanArrayAlloc Allocates an array of BOOL values then extracts data from a VARIANT structure into that array. |
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VariantToBooleanWithDefault Extracts a BOOL value from a VARIANT structure. If no value exists, then the specified default value is returned. |
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VariantToBuffer Extracts the contents of a buffer stored in a VARIANT structure of type VT_ARRRAY |
VT_UI1. | ||
VariantToDosDateTime Extracts a date and time value in Microsoft MS-DOS format from a VARIANT structure. |
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VariantToDouble Extracts a DOUBLE value from a VARIANT structure. If no value can be extracted, then a default value is assigned. |
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VariantToDoubleArray Extracts an array of DOUBLE values from a VARIANT structure. |
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VariantToDoubleArrayAlloc Allocates an array of DOUBLE values then extracts data from a VARIANT structure into that array. |
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VariantToDoubleWithDefault Extracts a DOUBLE value from a VARIANT structure. If no value exists, then the specified default value is returned. |
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VariantToFileTime Extracts a FILETIME structure from a variant structure. |
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VariantToGUID Extracts a GUID property value of a variant structure. |
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VariantToInt16 Extracts the Int16 property value of a variant structure. If no value can be extracted, then a default value is assigned by this function. |
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VariantToInt16Array Extracts data from a vector structure into an Int16 array. |
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VariantToInt16ArrayAlloc Extracts data from a vector structure into a newly-allocated Int16 array. |
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VariantToInt16WithDefault Extracts an Int16 property value of a variant structure. If no value exists, then the specified default value is returned. |
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VariantToInt32 Extracts an Int32 property value of a variant structure. If no value can be extracted, then a default value is assigned. |
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VariantToInt32Array Extracts data from a vector structure into an Int32 array. |
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VariantToInt32ArrayAlloc Extracts data from a vector structure into a newly-allocated Int32 array. |
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VariantToInt32WithDefault Extracts an Int32 property value of a variant structure. If no value exists, then the specified default value is returned. |
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VariantToInt64 Extracts an Int64 property value of a variant structure. If no value can be extracted, then a default value is assigned. |
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VariantToInt64Array Extracts data from a vector structure into an Int64 array. |
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VariantToInt64ArrayAlloc Extracts data from a vector structure into a newly-allocated Int64 array. |
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VariantToInt64WithDefault Extracts an Int64 property value of a variant structure. If no value exists, then the specified default value is returned. |
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VariantToPropVariant Copies the contents of a VARIANT structure to a PROPVARIANT structure. |
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VariantToString Extracts the variant value of a variant structure to a string. If no value can be extracted, then a default value is assigned. |
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VariantToStringAlloc Extracts the variant value of a variant structure to a newly-allocated string. If no value can be extracted, then a default value is assigned. |
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VariantToStringArray Extracts data from a vector structure into a String array. |
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VariantToStringArrayAlloc Extracts data from a vector structure into a newly-allocated String array. |
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VariantToStringWithDefault Extracts the string property value of a variant structure. If no value exists, then the specified default value is returned. |
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VariantToStrRet If the source variant is a VT_BSTR, extracts string and places it into a STRRET structure. |
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VariantToUInt16 Extracts an unsigned Int16 property value of a variant structure. If no value can be extracted, then a default value is assigned by this function. |
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VariantToUInt16Array Extracts data from a vector structure into an unsigned Int16 array. |
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VariantToUInt16ArrayAlloc Extracts data from a vector structure into a newly-allocated unsigned Int16 array. |
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VariantToUInt16WithDefault Extracts an unsigned Int16 property value of a variant structure. If no value exists, then the specified default value is returned. |
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VariantToUInt32 Extracts unsigned Int32 property value of a variant structure. If no value can be extracted, then a default value is assigned. |
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VariantToUInt32Array Extracts data from a vector structure into an unsigned Int32 array. |
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VariantToUInt32ArrayAlloc Extracts data from a vector structure into a newly-allocated unsigned Int32 array. |
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VariantToUInt32WithDefault Extracts an unsigned Int32 property value of a variant structure. If no value currently exists, then the specified default value is returned. |
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VariantToUInt64 Extracts unsigned Int64 property value of a variant structure. If no value can be extracted, then a default value is assigned. |
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VariantToUInt64Array Extracts data from a vector structure into an unsigned Int64 array. |
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VariantToUInt64ArrayAlloc Extracts data from a vector structure into a newly-allocated unsigned Int64 array. |
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VariantToUInt64WithDefault Extracts an unsigned Int64 property value of a variant structure. If no value currently exists, then the specified default value is returned. |
PROPVAR_COMPARE_UNIT These flags are associated with certain PROPVARIANT structure comparisons. |