KDE 4.7 PyKDE API Reference
KLockFile Class Reference
from PyKDE4.kdecore import *
Detailed Description
\class KLockFile klockfile.h <KLockFile>
The KLockFile class provides NFS safe lockfiles.
Enumerations | |
| LockFlag | { NoBlockFlag, ForceFlag } |
| LockResult | { LockOK, LockFail, LockError, LockStale } |
Methods | |
| __init__ (self, QString file, KComponentData componentName=KGlobal.mainComponent()) | |
| __init__ (self, KLockFile other) | |
| bool, int pid, QString hostname, QString appname | getLockInfo (self) |
| bool | isLocked (self) |
| KLockFile.LockResult | lock (self, KLockFile.LockFlags flags=KLockFile.LockFlags()) |
| setStaleTime (self, int _staleTime) | |
| int | staleTime (self) |
| unlock (self) | |
Method Documentation
| __init__ | ( | self, | ||
| QString | file, | |||
| KComponentData | componentName=KGlobal.mainComponent() | |||
| ) |
| __init__ | ( | self, | ||
| KLockFile | other | |||
| ) |
| bool, int pid, QString hostname, QString appname getLockInfo | ( | self ) |
Returns the pid, hostname and appname of the process holding the lock after the lock functon has returned with LockStale.
- Returns:
- false if the pid and hostname could not be determined
| bool isLocked | ( | self ) |
Returns whether the lock is held or not
| KLockFile.LockResult lock | ( | self, | ||
| KLockFile.LockFlags | flags=KLockFile.LockFlags() | |||
| ) |
Attempt to acquire the lock
- Parameters:
-
flags A set of LockFlag values OR'ed together.
| setStaleTime | ( | self, | ||
| int | _staleTime | |||
| ) |
Set the time in seconds after which a lock is considered stale
| int staleTime | ( | self ) |
Return the time in seconds after which a lock is considered stale The default is 30.
| unlock | ( | self ) |
Release the lock
Enumeration Documentation
| LockFlag |
- Enumerator:
-
NoBlockFlag = 1 ForceFlag = 2
| LockResult |
Possible return values of the lock function.
- Enumerator:
-
LockOK = 0 LockFail LockError LockStale
