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Fix AutoSave conflicts with BackupManager

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- Move AutoSave out of the plugins. It's a built-in module now.
 - Add enable/disable saving data on CuraApplication.
 - Avoid saving data in backup restore
This commit is contained in:
Lipu Fei 2018-05-23 11:24:33 +02:00
parent 41aa31cb2d
commit cfd1b7b813
5 changed files with 22 additions and 51 deletions
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75
plugins/AutoSave/AutoSave.py
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@ -1,75 +0,0 @@
# Copyright (c) 2016 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from PyQt5.QtCore import QTimer
from UM.Extension import Extension
from UM.Preferences import Preferences
from UM.Application import Application
from UM.Resources import Resources
from UM.Logger import Logger
class AutoSave(Extension):
def __init__(self):
super().__init__()
Preferences.getInstance().preferenceChanged.connect(self._triggerTimer)
self._global_stack = None
Preferences.getInstance().addPreference("cura/autosave_delay", 1000 * 10)
self._change_timer = QTimer()
self._change_timer.setInterval(Preferences.getInstance().getValue("cura/autosave_delay"))
self._change_timer.setSingleShot(True)
self._saving = False
# At this point, the Application instance has not finished its constructor call yet, so directly using something
# like Application.getInstance() is not correct. The initialisation now will only gets triggered after the
# application finishes its start up successfully.
self._init_timer = QTimer()
self._init_timer.setInterval(1000)
self._init_timer.setSingleShot(True)
self._init_timer.timeout.connect(self.initialize)
self._init_timer.start()
def initialize(self):
# only initialise if the application is created and has started
from cura.CuraApplication import CuraApplication
if not CuraApplication.Created:
self._init_timer.start()
return
if not CuraApplication.getInstance().started:
self._init_timer.start()
return
self._change_timer.timeout.connect(self._onTimeout)
Application.getInstance().globalContainerStackChanged.connect(self._onGlobalStackChanged)
self._onGlobalStackChanged()
self._triggerTimer()
def _triggerTimer(self, *args):
if not self._saving:
self._change_timer.start()
def _onGlobalStackChanged(self):
if self._global_stack:
self._global_stack.propertyChanged.disconnect(self._triggerTimer)
self._global_stack.containersChanged.disconnect(self._triggerTimer)
self._global_stack = Application.getInstance().getGlobalContainerStack()
if self._global_stack:
self._global_stack.propertyChanged.connect(self._triggerTimer)
self._global_stack.containersChanged.connect(self._triggerTimer)
def _onTimeout(self):
self._saving = True # To prevent the save process from triggering another autosave.
Logger.log("d", "Autosaving preferences, instances and profiles")
Application.getInstance().saveSettings()
self._saving = False