1
0
mirror of https://github.com/arsenetar/dupeguru.git synced 2024-11-14 03:29:02 +00:00
dupeguru/qt/progress_window.py

62 lines
2.4 KiB
Python

# Copyright 2016 Hardcoded Software (http://www.hardcoded.net)
#
# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.gnu.org/licenses/gpl-3.0.html
from PyQt5.QtCore import Qt, QTimer
from PyQt5.QtWidgets import QProgressDialog
from hscommon.trans import tr
class ProgressWindow:
def __init__(self, parent, model):
self._window = None
self.parent = parent
self.model = model
model.view = self
# We don't have access to QProgressDialog's labels directly, so we se the model label's view
# to self and we'll refresh them together.
self.model.jobdesc_textfield.view = self
self.model.progressdesc_textfield.view = self
# --- Callbacks
def refresh(self): # Labels
if self._window is not None:
self._window.setWindowTitle(self.model.jobdesc_textfield.text)
self._window.setLabelText(self.model.progressdesc_textfield.text)
def set_progress(self, last_progress):
if self._window is not None:
if last_progress < 0:
self._window.setRange(0, 0)
else:
self._window.setRange(0, 100)
self._window.setValue(last_progress)
def show(self):
flags = Qt.CustomizeWindowHint | Qt.WindowTitleHint | Qt.WindowSystemMenuHint
self._window = QProgressDialog("", tr("Cancel"), 0, 100, self.parent, flags)
self._window.setModal(True)
self._window.setAutoReset(False)
self._window.setAutoClose(False)
self._timer = QTimer(self._window)
self._timer.timeout.connect(self.model.pulse)
self._window.show()
self._window.canceled.connect(self.model.cancel)
self._timer.start(500)
def close(self):
# it seems it is possible for close to be called without a corresponding
# show, only perform a close if there is a window to close
if self._window is not None:
self._timer.stop()
del self._timer
# For some weird reason, canceled() signal is sent upon close, whether the user canceled
# or not. If we don't want a false cancellation, we have to disconnect it.
self._window.canceled.disconnect()
self._window.close()
self._window.setParent(None)
self._window = None