def __init__(self, lst, lstObjType, parent=QObject()):
"""
A QAbstractListModel for the ListViews in the GUI that show the Users / Subreddits
:param list: a list of genericListModelObjects (Users or Subreddits)
:param lstObjType: the function (constructor?) to call to make a User / Subreddit
:type lst: list
:type lstObjType: function
"""
super().__init__(parent)
self.lst = lst
self.lstObjType = lstObjType
self.stringsInLst = set([lstObj.name.lower() for lstObj in self.lst])
def __init__(self, nx=0, ny=0, l0=0, m0=0, dl=1, dm=1, image=None):
QwtPlotItem.__init__(self)
# name, if any
self.name = self.filename = None
# internal init
self._qo = QObject()
self._image = self._imgminmax = None
self._nvaluecalls = 0
self._value_time = self._value_time0 = None
self._lminmax = (0, 0)
self._mminmax = (0, 0)
self._cache_qimage = {}
self._cache_mapping = self._cache_imap = self._cache_interp = None
self._psfsize = 0, 0, 0
# set image, if specified
if image is not None:
nx, ny = image.shape
self.setImage(image)
# set coordinates, if specified
if nx and ny:
self.setImageCoordinates(nx, ny, l0, m0, dl, dm)
# set default colormap and intensity map
self.colormap = Colormaps.GreyscaleColormap
self.imap = Colormaps.LinearIntensityMap()
else:
name = '/'.join(('', cat, name, trailer))
caption = '<small>' + name + '</small>'
return (name, caption)
def make_udi_caption(udi):
"""generates UDI caption (with Qt Rich Text tags) for a given UDI"""
return make_parsed_udi_caption(*parse_udi(udi))
# ----------------------------------------------------------------------
# --- Forest state record management
# ----------------------------------------------------------------------
_forest_state = {}
_forest_state_obj = QObject()
def get_forest_state():
"""Returns current forest state."""
global _forest_state
return _forest_state
def request_forest_state():
"""Sends a request to the kernel to return the forest state."""
mqs().meq('Get.Forest.State', record(), wait=False)
def subscribe_forest_state(callback):
"""Adds a subscriber to node state changes. Callback must take one
