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# coding: utf-8
# /*##########################################################################
#
# Copyright (C) 2016-2018 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
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# 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
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ###########################################################################*/
__authors__ = ["V. Valls"]
__license__ = "MIT"
__date__ = "16/10/2020"
import logging
from silx.gui import qt
from silx.utils import html
import pyFAI.detectors
_logger = logging.getLogger(__name__)
class DetectorLabel(qt.QLabel):
"""Readonly line display"""
_BASE_TEMPLATE = "<html><head/><body>%s</body></html>"
_MANUFACTURER_TEMPLATE = "<span style=\"vertical-align:sub;\">%s</span>"
_TOOLTIP_TEMPLATE = ("<html>"
"<ul>"
"<li><b>Model:</b> {model}</li>"
"<li><b>Manufacturer:</b> {manufacturer}</li>"
"<li><b>Type:</b> {kind}</li>"
"</ul>"
"</html>")
_MODEL_TEMPLATE = "%s"
def __init__(self, parent=None):
super(DetectorLabel, self).__init__(parent)
self.__model = None
self.__detector = None
def dragEnterEvent(self, event):
if self.__model is not None:
if event.mimeData().hasFormat("text/uri-list"):
event.acceptProposedAction()
def dropEvent(self, event):
mimeData = event.mimeData()
if not mimeData.hasUrls():
qt.QMessageBox.critical(self, "Drop cancelled", "A file is expected")
return
urls = mimeData.urls()
if len(urls) > 1:
qt.QMessageBox.critical(self, "Drop cancelled", "A single file is expected")
return
try:
path = urls[0].toLocalFile()
detector = pyFAI.detectors.detector_factory(path)
except IOError as e:
_logger.error("Error while loading dropped URL %s", e, exc_info=True)
qt.QMessageBox.critical(self, "Drop cancelled", str(e))
return
except Exception as e:
_logger.error("Error while reading dropped URL %s", e, exc_info=True)
qt.QMessageBox.critical(self, "Drop cancelled", str(e))
return
if self.__model is None:
_logger.error("No model defined")
return
self.__model.setDetector(detector)
def __getModelName(self, detector):
if isinstance(detector, pyFAI.detectors.NexusDetector):
if hasattr(detector, "name"):
name = detector.name
if name is not None:
return name
detectorClass = detector.__class__
modelName = None
if hasattr(detectorClass, "aliases"):
if len(detectorClass.aliases) > 0:
modelName = detectorClass.aliases[0]
if modelName is None:
modelName = detectorClass.__name__
return modelName
def detector(self):
if self.__detector is not None:
return self.__detector
if self.__model is not None:
detector = self.__model.detector()
return detector
return None
def __updateDisplay(self):
detector = self.detector()
if detector is None:
self.setText("No detector")
self.setToolTip("No detector")
return
if detector.__class__ is pyFAI.detectors.NexusDetector:
model = self.__getModelName(detector)
manufacturer = "Not specified"
kind = "Nexus definition"
if detector.filename:
kind = "%s (%s)" % (kind, detector.filename)
description = self._MANUFACTURER_TEMPLATE % html.escape("NeXus")
description += self._MODEL_TEMPLATE % html.escape(model)
data = {
"kind": html.escape(kind),
"manufacturer": html.escape(manufacturer),
"model": html.escape(model),
}
tooltip = self._TOOLTIP_TEMPLATE.format(**data)
elif detector.__class__ is pyFAI.detectors.Detector:
description = self._MODEL_TEMPLATE % "Custom detector"
tooltip = description
else:
manufacturer = detector.MANUFACTURER
if isinstance(manufacturer, list):
manufacturer = manufacturer[0]
model = self.__getModelName(detector)
description = self._MODEL_TEMPLATE % html.escape(model)
if manufacturer is not None:
manufacturer = html.escape(manufacturer)
description = self._MANUFACTURER_TEMPLATE % manufacturer + " " + description
else:
manufacturer = "Not specified"
if detector.__class__.__module__.startswith("pyFAI.detectors."):
kind = "pyFAI definition"
else:
kind = "Custom definition"
data = {
"kind": html.escape(kind),
"manufacturer": html.escape(manufacturer),
"model": html.escape(model),
}
tooltip = self._TOOLTIP_TEMPLATE.format(**data)
text = self._BASE_TEMPLATE % description
self.setText(text)
self.setToolTip(tooltip)
def setDetectorModel(self, model):
self.__detector = None
if self.__model is not None:
self.__model.changed.disconnect(self.__modelChanged)
self.__model = model
if self.__model is not None:
self.__model.changed.connect(self.__modelChanged)
self.__modelChanged()
def __modelChanged(self):
self.__updateDisplay()
def detectorModel(self):
return self.__model
def setDetector(self, detector):
self.__model = None
self.__detector = detector
self.__updateDisplay()
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