Class PropVariant

Inheritance

System.Object

PropVariant

Implements

System.IDisposable

IPropertyData

Namespace: Syncfusion.CompoundFile.XlsIO.Native

Assembly: Syncfusion.XlsIO.UWP.dll

Syntax

public class PropVariant : Object, IDisposable, IPropertyData

Constructors

PropVariant()

Default constructor.

Declaration

public PropVariant()

PropVariant(tagSTATPROPSTG, IPropertyStorage, Boolean)

Reads data from IPropertyStorage.

Declaration

public PropVariant(tagSTATPROPSTG propInfo, IPropertyStorage propStorage, bool bBuiltIn)

Parameters

Type	Name	Description
Syncfusion.CompoundFile.XlsIO.Native.tagSTATPROPSTG	propInfo	Property description.
IPropertyStorage	propStorage	IPropertyStorage to read data from.
System.Boolean	bBuiltIn	Indicates whether property is built-in or not.

PropVariant(IntPtr)

Creates PropVariant with data pointed by ptr.

Declaration

public PropVariant(IntPtr ptr)

Parameters

Type	Name	Description
System.IntPtr	ptr

Fields

DEF_FILETIME_TICKS_DIFFERENCE

Difference in ticks of FILETIME and DateTime.

Declaration

public const long DEF_FILETIME_TICKS_DIFFERENCE = 504911232000000000L

Field Value

Type
System.Int64

FirstIntOffset

Offset to the first int of the data.

Declaration

public const int FirstIntOffset = 8

Field Value

Type
System.Int32

PropVariantSize

Size of the native windows PROPVARIANT structure.

Declaration

public static readonly int PropVariantSize

Field Value

Type
System.Int32

SecondIntOffset

Offset to the second int of the data.

Declaration

public static readonly int SecondIntOffset

Field Value

Type
System.Int32

TYPE_OFFSET

Offset to the type of the PropVariant.

Declaration

public const int TYPE_OFFSET = 0

Field Value

Type
System.Int32

Properties

AsciiString

Fills PropVariant with string value.

Declaration

public string AsciiString { get; set; }

Property Value

Type
System.String

Bool

Fills PropVariant with bool value.

Declaration

public bool Bool { get; set; }

Property Value

Type
System.Boolean

DateTime

Fills PropVariant with FILETIME value.

Declaration

public DateTime DateTime { get; set; }

Property Value

Type
System.DateTime

Double

Fills PropVariant with double value.

Declaration

public double Double { get; set; }

Property Value

Type
System.Double

FileTime

Fills PropVariant with FILETIME value.

Declaration

public FILETIME FileTime { get; set; }

Property Value

Type
System.Runtime.InteropServices.ComTypes.FILETIME

Id

Gets property id.

Declaration

public int Id { get; set; }

Property Value

Type
System.Int32

Int

Fills PropVariant with integer value.

Declaration

public int Int { get; set; }

Property Value

Type
System.Int32

Int16

Gets or sets the int16.

Declaration

public short Int16 { get; set; }

Property Value

Type	Description
System.Int16	The int16.

Int32

Fills PropVariant with integer value.

Declaration

public int Int32 { get; set; }

Property Value

Type
System.Int32

IntPtr

Gets / sets PropVariant memory.

Declaration

public IntPtr IntPtr { get; set; }

Property Value

Type
System.IntPtr

IsLinkToSource

Indicates whether it is property or just link to source of some property. Read-only.

Declaration

public bool IsLinkToSource { get; }

Property Value

Type
System.Boolean

Name

Gets / sets property name.

Declaration

public string Name { get; set; }

Property Value

Type
System.String

ParentId

Returns id of the parent property. Read-only.

Declaration

public int ParentId { get; }

Property Value

Type
System.Int32

PropId

ID of the property that will be written into property storage.

Declaration

public PIDSI PropId { get; set; }

Property Value

Type
PIDSI

PropId2

Same as PropId.

Declaration

public PIDDSI PropId2 { get; set; }

Property Value

Type
PIDDSI

String

Fills PropVariant with string value.

Declaration

public string String { get; set; }

Property Value

Type
System.String

Type

Sets type of the variant. Write-only.

Declaration

public VarEnum Type { get; set; }

Property Value

Type
System.Runtime.InteropServices.VarEnum

Value

Returns value of the property. Read-only.

Declaration

public object Value { get; }

Property Value

Type
System.Object

Methods

Dispose()

Performs tasks associated with freeing, releasing, or resetting unmanaged resources.

Declaration

public void Dispose()

Finalize()

Finilizer.

Declaration

protected override void Finalize()

GetObjectArray()

Returns an array of objects.

Declaration

public object[] GetObjectArray()

Returns

Type
System.Object[]

GetStringArray()

Returns array of strings.

Declaration

public string[] GetStringArray()

Returns

Type
System.String[]

Read(IPropertyStorage, Boolean)

Reads information from the storage.

Declaration

public void Read(IPropertyStorage storProp, bool bBuiltIn)

Parameters

Type	Name	Description
IPropertyStorage	storProp	Storage to read from.
System.Boolean	bBuiltIn	Indicates whether property is built-in.

Read(tagSTATPROPSTG, IPropertyStorage, Boolean)

Reads information from the storage.

Declaration

public void Read(tagSTATPROPSTG propInfo, IPropertyStorage storProp, bool bBuiltIn)

Parameters

Type	Name	Description
Syncfusion.CompoundFile.XlsIO.Native.tagSTATPROPSTG	propInfo	Property information.
IPropertyStorage	storProp	Storage to read from.
System.Boolean	bBuiltIn	Indicates whether property is built-in.

SetBlob(Byte[])

Sets Blob property value.

Declaration

public void SetBlob(byte[] value)

Parameters

Type	Name	Description
System.Byte[]	value	Value to set.

SetName(String)

Sets property name.

Declaration

public void SetName(string strName)

Parameters

Type	Name	Description
System.String	strName	Name to set.

SetObjectArray(Object[])

Fills PropVariant with array of objects.

Declaration

public void SetObjectArray(object[] value)

Parameters

Type	Name	Description
System.Object[]	value

SetStringArray(String[])

Fills PropVariant with array of strings.

Declaration

public void SetStringArray(string[] value)

Parameters

Type	Name	Description
System.String[]	value

SetValue(Object, PropertyType)

Sets property value.

Declaration

public bool SetValue(object value, PropertyType type)

Parameters

Type	Name	Description
System.Object	value	Value to set.
PropertyType	type	Type of the property to set.

Returns

Type
System.Boolean

Write(IPropertyStorage)

Writes variant to the property storage.

Declaration

public void Write(IPropertyStorage storProp)

Parameters

Type	Name	Description
IPropertyStorage	storProp	Property storage that will receive PropVariant value.

Implements

System.IDisposable

IPropertyData

Extension Methods

DateTimeExtension.ToDateTime(Object)