class EventPlayer(object):
def __init__(self, playback_speed=None, comment_display=None):
self._playback_speed = playback_speed
self._timer = Timer()
self._timer.unpause()
if comment_display is None:
self._comment_display = self._default_comment_display
else:
self._comment_display = comment_display
def play_script(self, path, finish_callback=None):
"""
Start execution of the given script in a separate thread and return immediately.
Note: You should handle any exceptions from the playback script via sys.execpthook.
"""
_globals = {}
_locals = {}
"""
Calls to events in the playback script like: player.post_event(obj,PyQt4.QtGui.QMouseEvent(...),t)
are/were responsible for the xcb-error on Ubuntu, because you may not use
a Gui-object from a thread other than the MainThread running the Gui
"""
execfile(path, _globals, _locals)
def run():
_locals['playback_events'](player=self)
if finish_callback is not None:
finish_callback()
th = threading.Thread(target=run)
th.daemon = True
th.start()
def post_event(self, obj, event, timestamp_in_seconds):
if self._playback_speed is not None:
self._timer.sleep_until(timestamp_in_seconds /
self._playback_speed)
assert threading.current_thread().name != "MainThread"
event.spont = True
QApplication.postEvent(obj, event)
assert QApplication.instance().thread() == obj.thread()
flusher = EventFlusher()
flusher.moveToThread(obj.thread())
flusher.setParent(QApplication.instance())
signaler = Signaler()
signaler.sig.connect(flusher.set, Qt.QueuedConnection)
signaler.sig.emit()
flusher.wait()
flusher.clear()
def display_comment(self, comment):
self._comment_display(comment)
def _default_comment_display(self, comment):
print "--------------------------------------------------"
print comment
print "--------------------------------------------------"
def __init__(self, parent=None, ignore_parent_events=True):
QObject.__init__(self, parent=parent)
self._ignore_parent_events = False
if parent is not None and ignore_parent_events:
self._ignore_parent_events = True
self._parent_name = get_fully_qualified_name(parent)
self._captured_events = []
self._timer = Timer()
def __init__(self, playback_speed=None, comment_display=None):
self._playback_speed = playback_speed
self._timer = Timer()
self._timer.unpause()
if comment_display is None:
self._comment_display = self._default_comment_display
else:
self._comment_display = comment_display
class EventPlayer(object):
def __init__(self, playback_speed=None, comment_display=None):
self._playback_speed = playback_speed
self._timer = Timer()
self._timer.unpause()
if comment_display is None:
self._comment_display = self._default_comment_display
else:
self._comment_display = comment_display
def play_script(self, path, finish_callback=None):
"""
Start execution of the given script in a separate thread and return immediately.
Note: You should handle any exceptions from the playback script via sys.execpthook.
"""
_globals = {}
_locals = {}
"""
Calls to events in the playback script like: player.post_event(obj,PyQt4.QtGui.QMouseEvent(...),t)
are/were responsible for the xcb-error on Ubuntu, because you may not use
a Gui-object from a thread other than the MainThread running the Gui
"""
execfile(path, _globals, _locals)
def run():
_locals['playback_events'](player=self)
if finish_callback is not None:
finish_callback()
th = threading.Thread( target=run )
th.daemon = True
th.start()
def post_event(self, obj, event, timestamp_in_seconds):
if self._playback_speed is not None:
self._timer.sleep_until(timestamp_in_seconds / self._playback_speed)
assert threading.current_thread().name != "MainThread"
event.spont = True
QApplication.postEvent(obj, event)
assert QApplication.instance().thread() == obj.thread()
flusher = EventFlusher()
flusher.moveToThread( obj.thread() )
flusher.setParent( QApplication.instance() )
signaler = Signaler()
signaler.sig.connect( flusher.set, Qt.QueuedConnection )
signaler.sig.emit()
flusher.wait()
flusher.clear()
def display_comment(self, comment):
self._comment_display(comment)
def _default_comment_display(self, comment):
print "--------------------------------------------------"
print comment
print "--------------------------------------------------"
def impl():
workflow = self.shell.projectManager.workflow
pixClassApplet = workflow.pcApplet
gui = pixClassApplet.getMultiLaneGui()
# Clear all the labels
while len(gui.currentGui()._labelControlUi.labelListModel) > 0:
gui.currentGui()._labelControlUi.labelListModel.removeRow(0)
# Re-add all labels
self.test_4_AddLabels()
# Make sure the entire slice is visible
viewMenu = gui.currentGui().menus()[0]
viewMenu.actionFitToScreen.trigger()
with Timer() as timer:
# Enable interactive mode
assert gui.currentGui(
)._labelControlUi.liveUpdateButton.isChecked() == False
gui.currentGui()._labelControlUi.liveUpdateButton.click()
# Do to the way we wait for the views to finish rendering, the GUI hangs while we wait.
self.waitForViews(gui.currentGui().editor.imageViews)
logger.debug("Interactive Mode Rendering Time: {}".format(
timer.seconds()))
# Disable iteractive mode.
gui.currentGui()._labelControlUi.liveUpdateButton.click()
self.waitForViews(gui.currentGui().editor.imageViews)
def __init__(self, playback_speed=None, comment_display=None):
self._playback_speed = playback_speed
self._timer = Timer()
self._timer.unpause()
if comment_display is None:
self._comment_display = self._default_comment_display
else:
self._comment_display = comment_display
def __init__(self, parent=None, ignore_parent_events=True):
QObject.__init__(self, parent=parent)
self._ignore_parent_events = False
if parent is not None and ignore_parent_events:
self._ignore_parent_events = True
self._parent_name = get_fully_qualified_name(parent)
self._captured_events = []
self._timer = Timer()
def execute(self, slot, subindex, ignored_roi, result):
configFilePath = self.ConfigFilePath.value
config = parseClusterConfigFile(configFilePath)
blockwiseFileset = self._primaryBlockwiseFileset
# Check axis compatibility
inputAxes = self.Input.meta.getTaggedShape().keys()
outputAxes = list(blockwiseFileset.description.axes)
assert set(inputAxes) == set(outputAxes), \
"Output dataset has the wrong set of axes. Input axes: {}, Output axes: {}".format( "".join(inputAxes), "".join(outputAxes) )
roiString = self.RoiString.value
roi = Roi.loads(roiString)
if len(roi.start) != len(self.Input.meta.shape):
assert False, "Task roi: {} is not valid for this input. Did the master launch this task correctly?".format(
roiString)
logger.info("Executing for roi: {}".format(roi))
if config.use_node_local_scratch:
assert False, "FIXME."
assert (
blockwiseFileset.getEntireBlockRoi(roi.start)[1] == roi.stop
).all(
), "Each task must execute exactly one full block. ({},{}) is not a valid block roi.".format(
roi.start, roi.stop)
assert self.Input.ready()
# Convert the task subrequest shape dict into a shape for this dataset (and axisordering)
subrequest_shape = map(
lambda tag: config.task_subrequest_shape[tag.key],
self.Input.meta.axistags)
primary_subrequest_shape = self._primaryBlockwiseFileset.description.sub_block_shape
if primary_subrequest_shape is not None:
# If the output dataset specified a sub_block_shape, override the cluster config
subrequest_shape = primary_subrequest_shape
with Timer() as computeTimer:
# Stream the data out to disk.
streamer = BigRequestStreamer(self.Input, (roi.start, roi.stop),
subrequest_shape,
config.task_parallel_subrequests)
streamer.progressSignal.subscribe(self.progressSignal)
streamer.resultSignal.subscribe(self._handlePrimaryResultBlock)
streamer.execute()
# Now the block is ready. Update the status.
blockwiseFileset.setBlockStatus(roi.start,
BlockwiseFileset.BLOCK_AVAILABLE)
logger.info("Finished task in {} seconds".format(
computeTimer.seconds()))
result[0] = True
return result
def impl():
workflow = self.shell.projectManager.workflow
pixClassApplet = workflow.pcApplet
gui = pixClassApplet.getMultiLaneGui()
with Timer() as timer:
gui.currentGui().editor.posModel.slicingPos = (0,0,1)
# Do to the way we wait for the views to finish rendering, the GUI hangs while we wait.
self.waitForViews(gui.currentGui().editor.imageViews)
logger.debug("New Slice Rendering Time: {}".format( timer.seconds() ))
def setInSlot(self, slot, subindex, roi, value):
key = roi.toSlice()
if slot == self.WriteSeeds:
with Timer() as timer:
print "Writing seeds to label array"
self.opLabelArray.LabelSinkInput[roi.toSlice()] = value
print "Writing seeds to label array took {} seconds".format( timer.seconds() )
assert self._mst is not None
# Important: mst.seeds will requires erased values to be 255 (a.k.a -1)
value[:] = numpy.where(value == 100, 255, value)
with Timer() as timer:
print "Writing seeds to MST"
if hasattr(key, '__len__'):
self._mst.seeds[key[1:4]] = value
else:
self._mst.seeds[key] = value
print "Writing seeds to MST took {} seconds".format( timer.seconds() )
self.has_seeds = True
else:
raise RuntimeError("unknown slots")
def setupClass(cls):
# Base class first
super(TestPixelClassificationGui, cls).setupClass()
if hasattr(cls, 'SAMPLE_DATA'):
cls.using_random_data = False
else:
cls.using_random_data = True
cls.SAMPLE_DATA = os.path.split(__file__)[0] + '/random_data.npy'
data = numpy.random.random((1, 200, 200, 50, 1))
data *= 256
numpy.save(cls.SAMPLE_DATA, data.astype(numpy.uint8))
# Start the timer
cls.timer = Timer()
cls.timer.unpause()
def impl():
workflow = self.shell.projectManager.workflow
pixClassApplet = workflow.pcApplet
gui = pixClassApplet.getMultiLaneGui()
# Make sure the entire slice is visible
gui.currentGui().menuGui.actionFitToScreen.trigger()
with Timer() as timer:
# Enable interactive mode
assert gui.currentGui()._labelControlUi.liveUpdateButton.isChecked() == False
gui.currentGui()._labelControlUi.liveUpdateButton.click()
# Do to the way we wait for the views to finish rendering, the GUI hangs while we wait.
self.waitForViews(gui.currentGui().editor.imageViews)
logger.debug("Interactive Mode Rendering Time: {}".format( timer.seconds() ))
def _buildDone(self):
"""
Builds the done segmentation anew, for example after saving an object or
deleting an object.
"""
if self._mst is None:
return
with Timer() as timer:
self._done_lut = numpy.zeros(len(self._mst.objects.lut), dtype=numpy.int32)
self._done_seg_lut = numpy.zeros(len(self._mst.objects.lut), dtype=numpy.int32)
print "building 'done' luts"
for name, objectSupervoxels in self._mst.object_lut.iteritems():
if name == self._currObjectName:
continue
self._done_lut[objectSupervoxels] += 1
assert name in self._mst.object_names, "%s not in self._mst.object_names, keys are %r" % (name, self._mst.object_names.keys())
self._done_seg_lut[objectSupervoxels] = self._mst.object_names[name]
print "building the 'done' luts took {} seconds".format( timer.seconds() )
def execute(self, slot, subindex, roi, result):
assert roi.stop - roi.start == self.Output.meta.shape, "Watershed must be run on the entire volume."
input_image = self.Input(roi.start, roi.stop).wait()
volume_feat = input_image[0, ..., 0]
result_view = result[0, ..., 0]
with Timer() as watershedTimer:
if self.Input.meta.getTaggedShape()['z'] > 1:
sys.stdout.write("Watershed...")
sys.stdout.flush()
#result_view[...] = vigra.analysis.watersheds(volume_feat[:,:])[0].astype(numpy.int32)
result_view[...] = vigra.analysis.watersheds(
volume_feat[:, :].astype(numpy.uint8))[0]
print "done", numpy.max(result[...])
else:
sys.stdout.write("Watershed...")
sys.stdout.flush()
labelVolume = vigra.analysis.watersheds(
volume_feat[:, :, 0])[0].view(dtype=numpy.int32)
result_view[...] = labelVolume[:, :, numpy.newaxis]
print "done", numpy.max(labelVolume)
print "Watershed took {} seconds".format(watershedTimer.seconds())
return result
class EventRecorder( QObject ):
"""
Records spontaneous events from the UI and serializes them as strings that can be evaluated in Python.
"""
def __init__(self, parent=None, ignore_parent_events=True):
QObject.__init__(self, parent=parent)
self._ignore_parent_events = False
if parent is not None and ignore_parent_events:
self._ignore_parent_events = True
self._parent_name = get_fully_qualified_name(parent)
self._captured_events = []
self._timer = Timer()
@property
def paused(self):
return self._timer.paused
QEvent_Style = 91
IgnoredEventTypes = set( [ QEvent.Paint,
QEvent.KeyboardLayoutChange,
QEvent.WindowActivate,
QEvent.WindowDeactivate,
QEvent.ActivationChange,
# These event symbols are not exposed in pyqt, so we pull them from our own enum
EventTypes.Style,
EventTypes.ApplicationActivate,
EventTypes.ApplicationDeactivate,
EventTypes.NonClientAreaMouseMove,
EventTypes.NonClientAreaMouseButtonPress,
EventTypes.NonClientAreaMouseButtonRelease,
EventTypes.NonClientAreaMouseButtonDblClick
] )
IgnoredEventClasses = (QChildEvent, QTimerEvent, QGraphicsSceneMouseEvent, QWindowStateChangeEvent, QMoveEvent)
def captureEvent(self, watched, event):
if self._shouldSaveEvent(event):
try:
eventstr = event_to_string(event)
except KeyError:
logger.warn("Don't know how to record event: {}".format( str(event) ))
print "Don't know", str(event)
else:
timestamp_in_seconds = self._timer.seconds()
objname = str(get_fully_qualified_name(watched))
if not ( self._ignore_parent_events and objname.startswith(self._parent_name) ):
self._captured_events.append( (eventstr, objname, timestamp_in_seconds) )
return False
def insertComment(self, comment):
self._captured_events.append( (comment, "comment", None) )
def _shouldSaveEvent(self, event):
if isinstance(event, QMouseEvent):
# Ignore most mouse movement events if the user isn't pressing anything.
if event.type() == QEvent.MouseMove \
and int(event.button()) == 0 \
and int(event.buttons()) == 0 \
and int(event.modifiers()) == 0:
# Somewhat hackish (and slow), but we have to record mouse movements during combo box usage.
# Same for QMenu usage (on Mac, it doesn't seem to matter, but on Fedora it does matter.)
widgetUnderCursor = QApplication.instance().widgetAt( QCursor.pos() )
if widgetUnderCursor is not None and widgetUnderCursor.objectName() == "qt_scrollarea_viewport":
return has_ancestor(widgetUnderCursor, QComboBox)
if isinstance(widgetUnderCursor, QMenu):
return True
return False
else:
return True
# Ignore non-spontaneous events
if not event.spontaneous():
return False
if event.type() in self.IgnoredEventTypes:
return False
if isinstance(event, self.IgnoredEventClasses):
return False
return True
def unpause(self):
# Here, we use a special override of QApplication.notify() instead of using QApplication.instance().installEventFilter().
# That's because (contrary to the documentation), the QApplication eventFilter does NOT get to see every event in the application.
# Testing shows that events that were "filtered out" by a different event filter may not be seen by the QApplication event filter.
self._timer.unpause()
def _notify(receiver, event):
self.captureEvent(receiver, event)
return _orig_QApp_notify(receiver, event)
from ilastik.shell.gui.startShellGui import EventRecordingApp
assert isinstance( QApplication.instance(), EventRecordingApp )
QApplication.instance()._notify =_notify
def pause(self):
self._timer.pause()
QApplication.instance()._notify = _orig_QApp_notify
def writeScript(self, fileobj):
# Write header comments
fileobj.write(
"""
# Event Recording
# Started at: {}
""".format( str(self._timer.start_time) ) )
# Write playback function definition
fileobj.write(
"""
def playback_events(player):
import PyQt4.QtCore
from PyQt4.QtCore import Qt, QEvent, QPoint
import PyQt4.QtGui
from ilastik.utility.gui.eventRecorder.objectNameUtils import get_named_object
from ilastik.utility.gui.eventRecorder.eventRecorder import EventPlayer
from ilastik.shell.gui.startShellGui import shell
player.display_comment("SCRIPT STARTING")
""")
# Write all events and comments
for eventstr, objname, timestamp_in_seconds in self._captured_events:
if objname == "comment":
eventstr = eventstr.replace('\\', '\\\\')
eventstr = eventstr.replace('"', '\\"')
eventstr = eventstr.replace("'", "\\'")
fileobj.write(
"""
########################
player.display_comment(\"""{eventstr}\""")
########################
""".format( **locals() ) )
else:
fileobj.write(
"""
obj = get_named_object( '{objname}' )
player.post_event( obj, {eventstr}, {timestamp_in_seconds} )
""".format( **locals() )
)
fileobj.write(
"""
player.display_comment("SCRIPT COMPLETE")
""")
def execute(self, slot, subindex, roi, result):
#make sure raw data is 5D: t,{x,y,z},c
ax = self.Input.meta.axistags
sh = self.Input.meta.shape
assert len(ax) == 5
assert ax[0].key == "t" and sh[0] == 1
for i in range(1, 4):
assert ax[i].isSpatial()
assert ax[4].key == "c" and sh[4] == 1
volume5d = self.Input.value
sigma = self.Sigma.value
volume = volume5d[0, :, :, :, 0]
result_view = result[0, :, :, :, 0]
print "input volume shape: ", volume.shape
print "input volume size: ", volume.nbytes / 1024**2, "MB"
fvol = numpy.asarray(volume, numpy.float32)
#Choose filter selected by user
volume_filter = self.Filter.value
print "applying filter", fvol.shape
with Timer() as filterTimer:
if fvol.shape[2] > 1:
# true 3D volume
if volume_filter == OpFilter.HESSIAN_BRIGHT:
print "lowest eigenvalue of Hessian of Gaussian"
result_view[
...] = vigra.filters.hessianOfGaussianEigenvalues(
fvol, sigma)[:, :, :, 2]
result_view[:] = numpy.max(result_view) - result_view
elif volume_filter == OpFilter.HESSIAN_DARK:
print "greatest eigenvalue of Hessian of Gaussian"
result_view[
...] = vigra.filters.hessianOfGaussianEigenvalues(
fvol, sigma)[:, :, :, 0]
elif volume_filter == OpFilter.STEP_EDGES:
print "Gaussian Gradient Magnitude"
result_view[...] = vigra.filters.gaussianGradientMagnitude(
fvol, sigma)
elif volume_filter == OpFilter.RAW:
print "Gaussian Smoothing"
result_view[...] = vigra.filters.gaussianSmoothing(
fvol, sigma)
elif volume_filter == OpFilter.RAW_INVERTED:
print "negative Gaussian Smoothing"
result_view[...] = vigra.filters.gaussianSmoothing(
-fvol, sigma)
print "Filter took {} seconds".format(filterTimer.seconds())
else:
# 2D Image
fvol = fvol[:, :, 0]
if volume_filter == OpFilter.HESSIAN_BRIGHT:
print "lowest eigenvalue of Hessian of Gaussian"
volume_feat = vigra.filters.hessianOfGaussianEigenvalues(
fvol, sigma)[:, :, 1]
volume_feat[:] = numpy.max(volume_feat) - volume_feat
elif volume_filter == OpFilter.HESSIAN_DARK:
print "greatest eigenvalue of Hessian of Gaussian"
volume_feat = vigra.filters.hessianOfGaussianEigenvalues(
fvol, sigma)[:, :, 0]
elif volume_filter == OpFilter.STEP_EDGES:
print "Gaussian Gradient Magnitude"
volume_feat = vigra.filters.gaussianGradientMagnitude(
fvol, sigma)
elif volume_filter == OpFilter.RAW:
print "Gaussian Smoothing"
volume_feat = vigra.filters.gaussianSmoothing(fvol, sigma)
elif volume_filter == OpFilter.RAW_INVERTED:
print "negative Gaussian Smoothing"
volume_feat = vigra.filters.gaussianSmoothing(-fvol, sigma)
result_view[:, :, 0] = volume_feat
print "Filter took {} seconds".format(filterTimer.seconds())
return result
def loadObject(self, name):
print "want to load object with name = %s" % name
if not self.hasObjectWithName(name):
print " --> no such object '%s'" % name
return False
if self.hasCurrentObject():
self.saveCurrentObject()
self._clearLabels()
fgVoxels, bgVoxels = self.loadObject_impl(name)
fg_bounding_box_start = numpy.array( map( numpy.min, fgVoxels ) )
fg_bounding_box_stop = 1 + numpy.array( map( numpy.max, fgVoxels ) )
bg_bounding_box_start = numpy.array( map( numpy.min, bgVoxels ) )
bg_bounding_box_stop = 1 + numpy.array( map( numpy.max, bgVoxels ) )
bounding_box_start = numpy.minimum( fg_bounding_box_start, bg_bounding_box_start )
bounding_box_stop = numpy.maximum( fg_bounding_box_stop, bg_bounding_box_stop )
bounding_box_slicing = roiToSlice( bounding_box_start, bounding_box_stop )
bounding_box_shape = tuple(bounding_box_stop - bounding_box_start)
dtype = self.opLabelArray.Output.meta.dtype
# Convert coordinates to be relative to bounding box
fgVoxels = numpy.array(fgVoxels)
fgVoxels = fgVoxels - numpy.array( [bounding_box_start] ).transpose()
fgVoxels = list(fgVoxels)
bgVoxels = numpy.array(bgVoxels)
bgVoxels = bgVoxels - numpy.array( [bounding_box_start] ).transpose()
bgVoxels = list(bgVoxels)
with Timer() as timer:
print "Loading seeds...."
z = numpy.zeros(bounding_box_shape, dtype=dtype)
print "Allocating seed array took {} seconds".format( timer.seconds() )
z[fgVoxels] = 2
z[bgVoxels] = 1
self.WriteSeeds[(slice(0,1),) + bounding_box_slicing + (slice(0,1),)] = z[numpy.newaxis, :,:,:, numpy.newaxis]
print "Loading seeds took a total of {} seconds".format( timer.seconds() )
#restore the correct parameter values
mst = self._mst
assert name in mst.object_lut
assert name in mst.object_seeds_fg_voxels
assert name in mst.object_seeds_bg_voxels
assert name in mst.bg_priority
assert name in mst.no_bias_below
assert name in mst.bg_priority
assert name in mst.no_bias_below
self.BackgroundPriority.setValue( mst.bg_priority[name] )
self.NoBiasBelow.setValue( mst.no_bias_below[name] )
self.updatePreprocessing()
# The entire segmentation layer needs to be refreshed now.
self.Segmentation.setDirty()
return True
class EventRecorder(QObject):
"""
Records spontaneous events from the UI and serializes them as strings that can be evaluated in Python.
"""
def __init__(self, parent=None, ignore_parent_events=True):
QObject.__init__(self, parent=parent)
self._ignore_parent_events = False
if parent is not None and ignore_parent_events:
self._ignore_parent_events = True
self._parent_name = get_fully_qualified_name(parent)
self._captured_events = []
self._timer = Timer()
@property
def paused(self):
return self._timer.paused
QEvent_Style = 91
IgnoredEventTypes = set([
QEvent.Paint,
QEvent.KeyboardLayoutChange,
QEvent.WindowActivate,
QEvent.WindowDeactivate,
QEvent.ActivationChange,
# These event symbols are not exposed in pyqt, so we pull them from our own enum
EventTypes.Style,
EventTypes.ApplicationActivate,
EventTypes.ApplicationDeactivate,
EventTypes.NonClientAreaMouseMove,
EventTypes.NonClientAreaMouseButtonPress,
EventTypes.NonClientAreaMouseButtonRelease,
EventTypes.NonClientAreaMouseButtonDblClick
])
IgnoredEventClasses = (QChildEvent, QTimerEvent, QGraphicsSceneMouseEvent,
QWindowStateChangeEvent, QMoveEvent)
def captureEvent(self, watched, event):
if self._shouldSaveEvent(event):
try:
eventstr = event_to_string(event)
except KeyError:
logger.warn("Don't know how to record event: {}".format(
str(event)))
print "Don't know", str(event)
else:
timestamp_in_seconds = self._timer.seconds()
objname = str(get_fully_qualified_name(watched))
if not (self._ignore_parent_events
and objname.startswith(self._parent_name)):
self._captured_events.append(
(eventstr, objname, timestamp_in_seconds))
return False
def insertComment(self, comment):
self._captured_events.append((comment, "comment", None))
def _shouldSaveEvent(self, event):
if isinstance(event, QMouseEvent):
# Ignore most mouse movement events if the user isn't pressing anything.
if event.type() == QEvent.MouseMove \
and int(event.button()) == 0 \
and int(event.buttons()) == 0 \
and int(event.modifiers()) == 0:
# Somewhat hackish (and slow), but we have to record mouse movements during combo box usage.
# Same for QMenu usage (on Mac, it doesn't seem to matter, but on Fedora it does matter.)
widgetUnderCursor = QApplication.instance().widgetAt(
QCursor.pos())
if widgetUnderCursor is not None and widgetUnderCursor.objectName(
) == "qt_scrollarea_viewport":
return has_ancestor(widgetUnderCursor, QComboBox)
if isinstance(widgetUnderCursor, QMenu):
return True
return False
else:
return True
# Ignore non-spontaneous events
if not event.spontaneous():
return False
if event.type() in self.IgnoredEventTypes:
return False
if isinstance(event, self.IgnoredEventClasses):
return False
return True
def unpause(self):
# Here, we use a special override of QApplication.notify() instead of using QApplication.instance().installEventFilter().
# That's because (contrary to the documentation), the QApplication eventFilter does NOT get to see every event in the application.
# Testing shows that events that were "filtered out" by a different event filter may not be seen by the QApplication event filter.
self._timer.unpause()
def _notify(receiver, event):
self.captureEvent(receiver, event)
return _orig_QApp_notify(receiver, event)
from ilastik.shell.gui.startShellGui import EventRecordingApp
assert isinstance(QApplication.instance(), EventRecordingApp)
QApplication.instance()._notify = _notify
def pause(self):
self._timer.pause()
QApplication.instance()._notify = _orig_QApp_notify
def writeScript(self, fileobj):
# Write header comments
fileobj.write("""
# Event Recording
# Started at: {}
""".format(str(self._timer.start_time)))
# Write playback function definition
fileobj.write("""
def playback_events(player):
import PyQt4.QtCore
from PyQt4.QtCore import Qt, QEvent, QPoint
import PyQt4.QtGui
from ilastik.utility.gui.eventRecorder.objectNameUtils import get_named_object
from ilastik.utility.gui.eventRecorder.eventRecorder import EventPlayer
from ilastik.shell.gui.startShellGui import shell
player.display_comment("SCRIPT STARTING")
""")
# Write all events and comments
for eventstr, objname, timestamp_in_seconds in self._captured_events:
if objname == "comment":
eventstr = eventstr.replace('\\', '\\\\')
eventstr = eventstr.replace('"', '\\"')
eventstr = eventstr.replace("'", "\\'")
fileobj.write("""
########################
player.display_comment(\"""{eventstr}\""")
########################
""".format(**locals()))
else:
fileobj.write("""
obj = get_named_object( '{objname}' )
player.post_event( obj, {eventstr}, {timestamp_in_seconds} )
""".format(**locals()))
fileobj.write("""
player.display_comment("SCRIPT COMPLETE")
""")