Determines whether the specified stream contains a top-level Spread XML node.

Syntax

Visual Basic (Declaration)
Public Overloads Shared Function IsSpreadXmlFile( _ ByVal stream As Stream _ ) As Boolean

Visual Basic (Usage)	Copy Code
Dim stream As Stream Dim value As Boolean value = SpreadSerializer.IsSpreadXmlFile(stream)

C#
public static bool IsSpreadXmlFile( Stream stream )

Parameters

stream: Stream to consider as a source of Spread XML

Return Value

True if the specified Spread XML stream contains a top-level Spread XML node; false otherwise

Remarks

Use this method to consider whether the source is indeed an XML stream with Spread data.

Example

This example checks if a file is a Spread XML file.

C#	Copy Code
FarPoint.Win.Spread.Model.SpreadSerializer s = new FarPoint.Win.Spread.Model.SpreadSerializer(); System.IO.Stream stream; stream = System.IO.File.Open("D:\\SpreadFiles\\file01.xml", System.IO.FileMode.Open); bool b = s.IsSpreadXmlFile(stream); MessageBox.Show("The file is a Spread XML file is " + b.ToString());

Copy Code

FarPoint.Win.Spread.Model.SpreadSerializer s = new FarPoint.Win.Spread.Model.SpreadSerializer();
System.IO.Stream stream;
stream = System.IO.File.Open("D:\\SpreadFiles\\file01.xml", System.IO.FileMode.Open);
bool b = s.IsSpreadXmlFile(stream);
MessageBox.Show("The file is a Spread XML file is " + b.ToString());

Visual Basic	Copy Code
Dim s As New FarPoint.Win.Spread.Model.SpreadSerializer Dim stream As System.IO.Stream stream = System.IO.File.Open("D:\SpreadFiles\file01.xml", System.IO.FileMode.Open) Dim b As Boolean = s.IsSpreadXmlFile(stream) MessageBox.Show("The file is a Spread XML file is " & b.ToString)

Visual Basic

Copy Code

Dim s As New FarPoint.Win.Spread.Model.SpreadSerializer
Dim stream As System.IO.Stream
stream = System.IO.File.Open("D:\SpreadFiles\file01.xml", System.IO.FileMode.Open)
Dim b As Boolean = s.IsSpreadXmlFile(stream)
MessageBox.Show("The file is a Spread XML file is " & b.ToString)

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2