API for PDFNet SDK for Universal Windows Platform (UWP)
pdftron.PDF
PDFDoc Class
PDFDoc Methods
AddFileAttachment Method
AddHighlights Method
AddRootBookmark Method
AddSignatureHandler Method
AddStdSignatureHandler Method
AppendTextDiff Method
AppendVisualDiff Method
Close Method
CreateDigitalSignatureField Method
CreateIndirectArray Method
CreateIndirectBool Method
CreateIndirectDict Method
CreateIndirectName Method
CreateIndirectNull Method
CreateIndirectNumber Method
CreateIndirectStream Method
CreateIndirectString Method
Destroy Method
FDFExtract Method
FDFMerge Method
FDFUpdate Method
FieldCreate Method
FlattenAnnotations Method
GenerateThumbnails Method
GetAcroForm Method
GetDigitalSignatureFieldIterator Method
GetDigitalSignaturePermissions Method
GetDocInfo Method
GetField Method
GetFieldIterator Method
GetFileName Method
GetFirstBookmark Method
GetOCGConfig Method
GetOCGs Method
GetOpenAction Method
GetPage Method
GetPageCount Method
GetPageIterator Method
GetPageLabel Method
GetPages Method
GetRoot Method
GetSDFDoc Method
GetSecurityHandler Method
GetSignatureHandler Method
GetTrailer Method
GetTriggerAction Method
GetUndoManager Method
GetViewPrefs Method
HasOC Method
HasRepairedXRef Method
HasSignatures Method
HighlightTextDiff Method
ImportPages Method
InitSecurityHandler Method
InitStdSecurityHandler Method
InsertPages Method
IsEncrypted Method
IsLinearized Method
IsLocked Method
IsModified Method
IsTagged Method
Lock Method
LockRead Method
MergeXFDF Method
MovePages Method
PageCreate Method
PageInsert Method
PagePushBack Method
PagePushFront Method
PageRemove Method
RefreshAnnotAppearances Method
RefreshFieldAppearances Method
RemovePageLabel Method
RemoveSecurity Method
RemoveSignatureHandler Method
SaveAsync Method
SaveCustomSignature Method
SaveToBufferAsync Method
SaveToNewLocationAsync Method
SetOpenAction Method
SetPageLabel Method
SetSecurityHandler Method
TimedLock Method
TryLock Method
Unlock Method
UnlockRead Method
VerifySignedDigitalSignatures Method
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PDFDocTryLock Method

Try locking the document in non-blocking manner.

Namespace:  pdftron.PDF
Assembly:  pdftron (in pdftron.dll) Version: 255.255.255.255
Syntax
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public bool TryLock()

Return Value

Type: Boolean
true if the document is locked for multi-threaded access, false otherwise.
See Also