#define  FmErrNone                       0  // No Error

#define  FmErrNotFound                  -1  // General error for things requested is not found 

#define  FmErrGeneral                   -2  // General error

#define  FmErrAlreadyExists             -3  // General for already existed. for example if unlock a drive but it has already been unlocked

#define  FmErrAccessDenied              -4  // General for Access is denied, for example, format a drive but access is denied.

#define  FmErrCannotRemove              -5  // General error for can not performance remove

#define  FmErrCannotCopy                -6  // General error for can not performance copy

#define  FmErrDiskFull                  -7  // Error for disk is full

#define  FmErrFileUsed                  -8  // Error for file is in use

#define  FmErrFolderUsed                -9  // Error for folder is in use

#define  FmErrTypeFormatFailed          -10 // Error reported when format failed

#define  FmErrTypeFormatFailedUsed      -11 // Error reported when user try to format a drive but it is in use 

#define  FmErrAlreadyStarted            -12 // General error for operation is already started

#define  FmErrCancel                    -13 // General error for operation canceled

#define  FmErrWrongParam                -14 // General error for wrong parameter

#define  FmErrUnKnown                   -15 // Unknown error

#define  FmErrIsNotFileOrFolder         -16 // Error for a path which is not a fild or folder.

#define  FmErrCannotMakeDir             -17 // Error for can not create directory.

#define  FmErrSrcPathDoNotExist         -18 // Error for source path is not exist.

#define  FmErrDestPathDoNotExist        -19 // Error for destination path is not exist.

#define  FmErrCopyDestToSubFolderInSrc  -20 // If user try to copy a folder to its sub folder, error will occur

#define  FmErrMoveDestToSubFolderInSrc  -21 // If user try to move a folder to its sub folder, error will occur

#define  FmErrNotSupported              -22 // feature not supported, for example, lock an drive which can not be locked

#define  FmErrNotReady                  -23 // Error when drive is not ready( means drive is not present )

#define  FmErrInUse                     -24 // Error for drive is in use.

#define  FmErrPermissionDenied          -25 // Permission Denied 

#define  FmErrBadName                   -26 // Bad Drive or file/folder name, currently used when rename drive

#define  FmErrPathNotFound              -27 // Error for path is not found

#define  FmErrRemoveDefaultFolder       -28 // Error when user try to remove default folder, such as C:/data/images...

#define  FmErrLocked                    -29 // Disk is locked

#define  FmErrCorrupt                   -30 // Disk is corrupt

#define  FmErrDisMounted                -31 // e.g. If disk dis mounted while backuping.

#define  FmErrDriveNotAvailable         -32 // e.g. if user want to access MMC but it is not available

#define  FmErrPathDenied                -33 // if user want to access path but it is denied, e.g c:/private

#define  FmErrDriveDenied               -34 // if user want to access drive but it is denied, e.g D:/

#define  FmErrPathNotExist              -35 // path not existed.

#define Drive_C ( QString( "C:" ) + QDir::separator() ) 

#define Drive_D ( QString( "D:" ) + QDir::separator() )

#define Drive_Z ( QString( "Z:" ) + QDir::separator() )

#define Folder_C_Data ( QString( "C:" ) + QDir::separator() + QString( "Data" ) + QDir::separator() )

// define  contact data path for view details.

#define FmViewDetail_Contacts ( "\\private\\10003a73\\SQLite__Contacts.cdb" )

#define FmMaxLengthofDrivePassword       8

// used to match un-zeroLength string, empty character such as space is acceptable

#define Regex_ValidUnZeroLength QString( "^.+$" )

// used to match un-empty string, and is not totally empty characters.

#define Regex_ValidUnEmpty QString( "^.*[^\\s].*$" )

// this is regexp for valid file/folder name: no \/:*?"<>| and is not totally empty characters.

// file name can not end with "." , but it is not include in this RegExp. It should be checked in Regex_ValidNotEndWithDot

// this expression is composed by two expressions:

// ^.*[^\\s].*$  used to match un-empty string and is not totally empty characters.

// [^\\\\/:*?\"<>|] used to math valid file/folder name

// merge the two regex together:

// valid file/folder name and is not totally empty.

#define Regex_ValidFileFolderName QString( "^[^\\\\/:*?\"<>|]*[^\\\\/:*?\"<>|\\s][^\\\\/:*?\"<>|]*$" )

// is not end with dot( trim blank characters in the end first )

#define Regex_ValidNotEndWithDot QString( "^.*[^\\.\\s][\\s]*$" )