def setData(self, index, value, role=QtCore.Qt.EditRole):
if role == QtCore.Qt.EditRole:
row = index.row()
column = index.column()
try:
val = float(value)
except ValueError:
return False
self.__UB[row][column] = val
self.dataChanged.emit(index, index)
if ValidateUB(self.__UB):
self.__lattice.setUB(self.__UB)
self.sendSignal()
return True
return False
def data(self, index, role):
if role == QtCore.Qt.EditRole:
row = index.row()
column = index.column()
return QString(format(self.__UB[row][column], '.4f'))
elif role == QtCore.Qt.DisplayRole:
row = index.row()
column = index.column()
value = QString(format(self.__UB[row][column], '.4f'))
return value
elif role == QtCore.Qt.BackgroundRole:
if ValidateUB(self.__UB):
return QtGui.QBrush(QtCore.Qt.white)
else:
return QtGui.QBrush(QtCore.Qt.red)