Nevron Open Vision Documentation
Nevron.Nov.UI Namespace / NDocumentView<TDoc,TDocContent,TDocFormat,TDocFormatRegistry,TDocLoadSettings,TDocSaveSettings> Class / LoadFromStreamAsync Method
stream from which to load document
The document format to use. If null, the format will be determined automatically.
whether errors should be reported to the user
whether the user should be prompted to save changes to the document, if it is modified


In This Topic
    LoadFromStreamAsync Method (NDocumentView<TDoc,TDocContent,TDocFormat,TDocFormatRegistry,TDocLoadSettings,TDocSaveSettings>)
    In This Topic
    Loads a document from the given stream using the specified document format.
    Syntax
    'Declaration
     
    
    Public Overridable Function LoadFromStreamAsync( _
       ByVal stream As System.IO.Stream, _
       Optional ByVal documentFormat As TDocFormat, _
       Optional ByVal loadSettings As TDocLoadSettings, _
       Optional ByVal reportErrors As System.Boolean, _
       Optional ByVal askToSaveChanges As System.Boolean _
    ) As NPromise(Of Boolean)
    'Usage
     
    
    Dim instance As NDocumentView(Of TDoc,TDocContent,TDocFormat,TDocFormatRegistry,TDocLoadSettings,TDocSaveSettings)
    Dim stream As System.IO.Stream
    Dim documentFormat As TDocFormat
    Dim loadSettings As TDocLoadSettings
    Dim reportErrors As System.Boolean
    Dim askToSaveChanges As System.Boolean
    Dim value As NPromise(Of Boolean)
     
    value = instance.LoadFromStreamAsync(stream, documentFormat, loadSettings, reportErrors, askToSaveChanges)
    public virtual NPromise<bool> LoadFromStreamAsync( 
       System.IO.Stream stream,
       TDocFormat documentFormat,
       TDocLoadSettings loadSettings,
       System.bool reportErrors,
       System.bool askToSaveChanges
    )

    Parameters

    stream
    stream from which to load document
    documentFormat
    The document format to use. If null, the format will be determined automatically.
    loadSettings
    reportErrors
    whether errors should be reported to the user
    askToSaveChanges
    whether the user should be prompted to save changes to the document, if it is modified

    Return Value

    a promise which resolves to true, if document was successfully loaded, otherwise false
    Requirements

    Target Platforms: Windows 11, Windows 10, Windows 7, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)

    See Also