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AttributeWidget.py
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AttributeWidget.py
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"""AttributeWidget.py: File containing a Controller Class dedicated to the AttributeWidget.
AttributeWidget is a dynamically generated View, extending QDialog, for displaying specified
Tango devices and their specified attributes."""
from PyQt4 import QtCore, QtGui, Qt
from taurus.qt.qtgui.display import TaurusLabel, TaurusLed
import PyTango
import taurus.qt.qtgui.extra_guiqwt as Extra
__author__ = "Cosylab"
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
try:
_encoding = QtGui.QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig)
class Ui_Dialog(object):
"""Ui Controller Class for AttributeWidget"""
panels = None
def setupUi(self, Dialog, csvDevices, attributeNames):
"""Sets up the AttributeWidget Dialog
:param Dialog: AttributeWidget Dialog
:param csvDevices: list of CsvDevice instances, used in this view
:param attributeNames: list of attribute names, used in this view"""
csvDeviceMap = {}
for csvDevice in csvDevices:
if not csvDeviceMap.has_key(csvDevice.getClassName()):
csvDeviceMap[csvDevice.getClassName()] = [csvDevice]
else:
csvDeviceMap[csvDevice.getClassName()].append(csvDevice)
self.dialog = Dialog
self.panels = []
self.devNames = []
for csvDevice in csvDevices:
self.devNames.append(csvDevice.getDeviceName())
self.attNames = attributeNames
Dialog.setObjectName(_fromUtf8("Dialog"))
Dialog.resize(400, 500)
self.gridLayout = QtGui.QGridLayout(Dialog)
self.gridLayout.setObjectName(_fromUtf8("gridLayout"))
self.scrollArea = QtGui.QScrollArea(Dialog)
self.scrollArea.setWidgetResizable(True)
self.scrollArea.setObjectName(_fromUtf8("scrollArea"))
self.scrollAreaWidgetContents = QtGui.QWidget()
self.scrollAreaWidgetContents.setGeometry(QtCore.QRect(0, 0, 530, 397))
self.scrollAreaWidgetContents.setObjectName(_fromUtf8("scrollAreaWidgetContents"))
boldFont = QtGui.QFont()
boldFont.setBold(True)
boldFont.setWeight(75)
self.devicesLayout = QtGui.QVBoxLayout(self.scrollAreaWidgetContents)
for className in csvDeviceMap.keys():
#print className
classWidget = QtGui.QWidget()
classLayout = QtGui.QVBoxLayout(classWidget)
classHeader = ShowHideButton(classWidget, className)
classHeader.setStyleSheet("font-weight: bold;")
devCounter = 0
for csvDevice in csvDeviceMap[className]:
deviceHeader = QtGui.QHBoxLayout()
attributeLayout = QtGui.QGridLayout()
attCounter = 0
for attributeName in attributeNames:
attributeInfo = csvDevice.getAttributeInfo(attributeName)
if attributeInfo:
attributeNameLabel = QtGui.QLabel(Dialog)
attributeNameLabel.setText(_translate("Dialog", attributeName + ":", None))
attributeLayout.addWidget(attributeNameLabel, attCounter, 0, 1, 1)
if attributeInfo.data_format == PyTango.AttrDataFormat.SCALAR:
attributeValue = TaurusLabel(Dialog)
attributeValue.setModel(csvDevice.getDeviceName() + "/" + attributeName)
attributeLayout.addWidget(attributeValue, attCounter, 1, 1, 1)
units = QtGui.QLabel(Dialog)
units.setText("N/A")
try:
units.setText(PyTango.AttributeProxy(csvDevice.getDeviceName() + "/" + attributeName).get_config().unit)
except PyTango.DevFailed:
pass
units.setSizePolicy(QtGui.QSizePolicy.Maximum, QtGui.QSizePolicy.Maximum)
attributeLayout.addWidget(units, attCounter, 2, 1, 1)
elif attributeInfo.data_format == PyTango.AttrDataFormat.SPECTRUM:
widget = Extra.TaurusCurveDialog()
widget.setWindowFlags(QtCore.Qt.WindowCloseButtonHint | QtCore.Qt.WindowMaximizeButtonHint | QtCore.Qt.WindowMinimizeButtonHint)
widget.setModel(csvDevice.getDeviceName() + "/" + attributeName)
widget.setWindowTitle(csvDevice.getDeviceName() + "/" + attributeName)
attributeValue = ShowPanelButton(QtGui.QIcon(':/designer/qwtplot.png'), "Show")
attributeValue.setWidget(widget)
attributeLayout.addWidget(attributeValue, attCounter, 1, 1, 1)
else:
widget = Extra.TaurusImageDialog()
widget.setWindowFlags(QtCore.Qt.WindowCloseButtonHint | QtCore.Qt.WindowMaximizeButtonHint | QtCore.Qt.WindowMinimizeButtonHint)
widget.setModel(csvDevice.getDeviceName() + "/" + attributeName)
widget.setWindowTitle(csvDevice.getDeviceName() + "/" + attributeName)
attributeValue = ShowPanelButton(QtGui.QIcon(':/mimetypes/image-x-generic.svg'), "Show")
attributeValue.setWidget(widget)
attributeLayout.addWidget(attributeValue, attCounter, 1, 1, 1)
attCounter += 1
if attCounter > 0:
deviceNameLabel = QtGui.QLabel(Dialog)
deviceNameLabel.setText(_translate("Dialog", csvDevice.getDeviceName(), None))
deviceNameLabel.setFont(boldFont)
deviceHeader.addWidget(deviceNameLabel)
stateLed = TaurusLed(Dialog)
stateLed.setModel(csvDevice.getDeviceName() + "/state")
deviceHeader.addWidget(stateLed)
line = QtGui.QFrame(Dialog)
line.setMinimumSize(QtCore.QSize(0, 10))
line.setFrameShape(QtGui.QFrame.HLine)
line.setFrameShadow(QtGui.QFrame.Sunken)
attributeLayout.addWidget(line, attCounter, 0, 1, 3)
classLayout.addLayout(deviceHeader)
classLayout.addLayout(attributeLayout)
devCounter += 1
if devCounter > 0:
self.devicesLayout.addWidget(classHeader)
self.devicesLayout.addWidget(classWidget)
self.devicesLayout.addStretch()
#if counter == 0:
# gridLayout = QtGui.QGridLayout()
# noMatch = QtGui.QLabel(Dialog)
# noMatch.setText(_translate("Dialog", "None of the selected devices have any of the specified attributes!", None))
# gridLayout.addWidget(noMatch, 0, 0, 1, 1)
# self.formLayout.setLayout(counter, QtGui.QFormLayout.SpanningRole, gridLayout)
# Dialog.resize(500,300)
self.scrollArea.setWidget(self.scrollAreaWidgetContents)
self.gridLayout.addWidget(self.scrollArea, 0, 0, 1, 1)
self.retranslateUi(Dialog)
QtCore.QMetaObject.connectSlotsByName(Dialog)
def retranslateUi(self, Dialog):
Dialog.setWindowTitle(_translate("Dialog", "Custom Panel", None))
def result(self):
"""Forwards the result of the dialog.
Used to check if the dialog is opened/closed"""
return self.dialog.result()
def getGuiPos(self):
if self.dialog:
return [self.dialog.pos().x(), self.dialog.pos().y()]
else:
return [0,0]
def setGuiPos(self, x,y):
if self.dialog:
self.dialog.move(x,y)
class ShowHideButton(QtGui.QPushButton):
toHide = None
tempText = None
def __init__(self, toHide, text):
self.toHide = toHide
self.tempText = text
super(ShowHideButton, self).__init__()
self.setText(text)
self.clicked.connect(self.showHide)
def showHide(self):
if self.toHide.isHidden():
self.toHide.show()
self.setText(self.tempText)
else:
self.toHide.hide()
self.setText(u'\u25BC' + " " + self.tempText + " " + u'\u25BC')
class ShowPanelButton(QtGui.QPushButton):
widget = None
def setWidget(self, widget):
self.widget = widget
self.clicked.connect(self.showWidget)
def showWidget(self):
if self.widget:
self.widget.show()
self.widget.raise_()