Commit 240ea84b authored by payno's avatar payno
Browse files

[threaded operation] add ThreadedOperation to launch operation from a thread.

parent b171273a
# coding: utf-8
# /*##########################################################################
#
# Copyright (c) 2016-2017 European Synchrotron Radiation Facility
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
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# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# THE SOFTWARE.
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# ###########################################################################*/
__authors__ = ["H. Payno"]
__license__ = "MIT"
__date__ = "15/10/2018"
from silx.gui import qt
from . import OverwritingOperation
class ThreadedOperation(qt.QThread):
"""Thread able to run an operation on a dedicated thread"""
def __init__(self, operation=None, dry_run=False, cache_data=None):
qt.QThread.__init__(self)
self.init(operation, dry_run, cache_data)
def init(self, operation, dry_run=False, cache_data=None):
self._operation = operation
self._dry_run = dry_run
self._cache_data = cache_data
def run(self):
if self._dry_run is True:
assert isinstance(self._operation, OverwritingOperation)
self._operation.dry_run(self._cache_data)
else:
self._operation.compute()
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