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Progress dialog is once again cancelable, and has a minimum time before displaying.

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This commit is contained in:
David Vierra 2015-10-06 17:10:48 -10:00
parent 7fd974426e
commit dbbacea7a8
1 changed files with 20 additions and 8 deletions
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28
src/mcedit2/util/showprogress.py
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@ -31,38 +31,50 @@ def showProgress(text, *tasks, **kwargs):
"""
progress = None
cancel = kwargs.pop('cancel', None)
start = time.time()
shown = False
with LoaderTimer.stopCtx():
dialog = QtGui.QProgressDialog(QtGui.qApp.mainWindow)
dialog.setWindowTitle(text)
dialog.setWindowModality(Qt.WindowModal)
#dialog.show()
log.info("Starting progress: %d tasks." % len(tasks))
maximum = len(tasks) * 100
totalMaximum = len(tasks) * 100
for i, task in enumerate(tasks):
log.info("Task #%d", i)
task = rescaleProgress(task, i*100, i*100+100)
for progress in task:
if isinstance(progress, basestring):
current = 0
maximum = 0
status = progress
elif isinstance(progress, tuple):
if len(progress) > 2:
current, _, status = progress[:3]
current, maximum, status = progress[:3]
else:
current, _ = progress
current, maximum = progress
status = ""
else:
current = 1
current = 0
maximum = 0
status = ""
dialog.setValue(current)
dialog.setMaximum(maximum)
if maximum == 0:
# Task progress is indeterminate
dialog.setMaximum(0)
else:
dialog.setMaximum(totalMaximum)
dialog.setLabelText(status)
#QtGui.QApplication.processEvents()
if time.time() > start + timeBeforeDialog:
if not shown:
dialog.show()
shown = True
QtGui.QApplication.processEvents()
if dialog.wasCanceled():
return False
dialog.close()
dialog.hide()
return progress