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from gi.repository import Gtk, GLib
import Idle
class Locker(object):
def __init__(self, lockTimeout, doLock, doUnlock, logoutTimeout = None, doLogout = None, updateLogoutTimeout = None):
self.locked = False
self.lockTimeout = lockTimeout
self.logoutTimeout = logoutTimeout
self.doLock = doLock
self.doUnlock = doUnlock
self.doLogout = doLogout
self.updateLogoutTimeout = updateLogoutTimeout
if self.lockTimeout > 0:
GLib.timeout_add_seconds(1, self._checkLock)
else:
GLib.idle_add(self.lock)
def _checkLock(self):
if self.locked:
return False
idle = Idle.getIdleSec()
if (idle >= self.lockTimeout):
GLib.idle_add(self.lock)
return False
else:
return True
def _checkLogout(self):
self.currentLogoutTimeout = self.currentLogoutTimeout - 1
if self.updateLogoutTimeout is not None:
self.updateLogoutTimeout(self.currentLogoutTimeout)
return self.currentLogoutTimeout > 0
def lock(self):
if not self.locked:
self.doLock(self.logoutTimeout)
self.locked = True
if self.doLogout is not None:
self.currentLogoutTimeout = self.logoutTimeout
if self.currentLogoutTimeout > 0:
GLib.timeout_add_seconds(1, self._checkLogout)
def unlock(self):
if self.locked:
self.doUnlock()
self.locked = False
GLib.timeout_add_seconds(1, self._checkLock)
def _canLogout(self):
return (self.locked and self.doLogout is not None and self.currentLogoutTimeout <= 0)
def logout(self):
if self._canLogout():
self.doLogout()
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