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Embedded Visual Basic Windows Ce And Pocket Pc Mobile Applications [Electronic resources] - نسخه متنی

Chris Tacke; Timothy Bassett

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eMbedded Visual Basic®: Windows® CE and Pocket PC Mobile Applications

By
Chris Tacke, Timothy Bassett

Table of Contentsappendix A.
Control Reference


MSCEFileCtl Constants


The following tables list the constants used by the File and FileSystem controls and their underlying values.

Table A.28. FileAccessEnum Constants

Constant

Value

Description

FsAccessRead
1
Indicates that a file was opened in read-only mode (input).
FsAccesWrite
2
Indicates that a file was opened in write-only mode (output).
FsAccessReadWrite
3
Indicates that a file was opened in read/write mode (input-output).

Table A.29. FileAttrEnum Constants

Constant

Value

Description

FsAttrNormal
0
Indicates a normal file.
FsAttrReadOnly
1
Indicates a file or directory marked as read-only.
FsAttrHidden
2
Indicates a file or directory marked as hidden.
FsAttrSystem
4
Indicates a system file.
FsAttrVolume
8
Indicates a volume set.
FsAttrDirectory
16
Indicates a directory.
FsAttrArchive
32
Indicates a file has changed since last backup.

Table A.30. FileLockEnum Constants

Constant

Value

Description

FsLockReadWrite
0
Indicates other processes may read or write to the file when it is open.
FsLockWrite
1
Indicates other processes may write to a file while it is open.
FsLockRead
2
Indicates other processes may read from a file while it is open.
FsLockShared
3
Indicates that a file is opened by multiple processes.

Table A.31. FileModeEnum Constants

Constant

Value

Description

FsModeInput
1
Used to open a file for sequential text input.
FsModeOutput
2
Used to open a file for sequential text output. The read/write position is set to the beginning of the file.
FsModeRandom
4
Used to open a file for random binary access.
FsModeAppend
8
Used to open a file for sequential text output. The read/write position is set to the end of the file.
FsModeBinary
32
Used to open a file for binary access.



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