def __init__(self, parent = None):
super(LPvOscillatorWidget, self).__init__(parent)
self.setupUi(self)
self.debug = (DEBUG & WIDGET)
self.setName(WIDGET_NAME)
self.tableView.setItemDelegate(LItemDelegate(self))
self.dataContainer = LDataContainer(self)
self.tableModel = LTableModel(self)
self.tableView.setModel(self.tableModel)
# Attached process
self.process = QProcess(self)
self.connect(self.process,SIGNAL('started()'), self.on_process_started)
self.connect(self.process,SIGNAL('finished(int)'), self.on_process_finished)
#FROM Sequencer ... doen't seem to work here!
self.itemSelectionModel = QItemSelectionModel(self.tableModel)
self.tableView.setSelectionModel(self.itemSelectionModel)
index = self.tableModel.index(SELECTION_ROW_AT_INIT-1,0, QModelIndex())
self.itemSelectionModel.setCurrentIndex(index, QItemSelectionModel.Select | QItemSelectionModel.Rows)
class LPvOscillatorWidget(QWidget, Ui_pvOscillatorWidget):
dataChanged = pyqtSignal()
def __init__(self, parent = None):
super(LPvOscillatorWidget, self).__init__(parent)
self.setupUi(self)
self.debug = (DEBUG & WIDGET)
self.setName(WIDGET_NAME)
self.tableView.setItemDelegate(LItemDelegate(self))
self.dataContainer = LDataContainer(self)
self.tableModel = LTableModel(self)
self.tableView.setModel(self.tableModel)
# Attached process
self.process = QProcess(self)
self.connect(self.process,SIGNAL('started()'), self.on_process_started)
self.connect(self.process,SIGNAL('finished(int)'), self.on_process_finished)
#FROM Sequencer ... doen't seem to work here!
self.itemSelectionModel = QItemSelectionModel(self.tableModel)
self.tableView.setSelectionModel(self.itemSelectionModel)
index = self.tableModel.index(SELECTION_ROW_AT_INIT-1,0, QModelIndex())
self.itemSelectionModel.setCurrentIndex(index, QItemSelectionModel.Select | QItemSelectionModel.Rows)
#self.itemSelectionModel.setCurrentIndex(index, QItemSelectionModel.Select)
#self.connect(self.itemSelectionModel, SIGNAL("selectionChanged(QItemSelection, QItemSelection)"), self.emitSelectionChanged)
#----------------------------------------------------------------------
# Interface
def setOptions(self,options):
self.setConfigurationFile(options.configurationFile)
self.setName(options.name)
self.setPreferredGeometry(options.geometryHint)
self.setPrecision(options.precision)
self.load()
def setConfigurationFile(self, str):
self.dataContainer.configurationFile = str
def configurationFile(self):
return self.dataContainer.configurationFile
configurationFile = property(configurationFile,setConfigurationFile)
def setPreferredGeometry(self,hint):
self.dataContainer.geometryHint = hint
wnh,xoff,yoff = hint.split('+')
w,h = wnh.split('x')
self.setGeometry(int(xoff),int(yoff),int(w),int(h))
def setPrecision(self,int):
if int >= 0 :
self.dataContainer.precision = int
def setName(self, name):
self.name = name
#----------------------------------------------------------------------
# Events
def contextMenuEvent(self, e):
''' The context menu created each time it is clicked! '''
menu = LContextMenu(self)
menu.exec_(e.globalPos())
def closeEvent(self, event):
''' Closing the widget stops the process '''
if self.process.state() != QProcess.NotRunning:
self.on_stopButton_pressed()
#----------------------------------------------------------------------
# Widget slots
def on_insertButton_pressed(self):
LContextMenu(self).on_insertRowAction_triggered()
def on_removeButton_pressed(self):
LContextMenu(self).on_removeRowAction_triggered()
@LInAndOut(DEBUG & WIDGET)
def on_oscillateButton_pressed(self):
LContextMenu(self).on_runAction_triggered()
@LInAndOut(DEBUG & WIDGET)
def on_stopButton_pressed(self):
LContextMenu(self).on_killAction_triggered()
def on_periodDurationSpinBox_valueChanged(self):
self.dataContainer.periodDuration = self.periodDurationSpinBox.value()
def on_numberOfPeriodsSpinBox_valueChanged(self):
self.dataContainer.numberOfPeriods = self.numberOfPeriodsSpinBox.value()
def on_stepsPerPeriodSpinBox_valueChanged(self):
self.dataContainer.stepsPerPeriod = self.stepsPerPeriodSpinBox.value()
@LInAndOut(DEBUG & WIDGET)
def getCommandLine(self):
''' Print command line based on encapsulated data '''
s = SHELL_PROGRAM + ' '
s += "--stepsPerPeriod %d " % (self.dataContainer.stepsPerPeriod)
s += "--periodDuration %f " % (self.dataContainer.periodDuration)
s += "--numberOfPeriods %d " % (self.dataContainer.numberOfPeriods)
for oscillatePv in self.dataContainer.oscillatePvs:
s+= " --oscillatePv %s,%f,%s" % (oscillatePv.pvName, oscillatePv.amplitude, oscillatePv.action)
return s
#----------------------------------------------------------------------
# Slots
@pyqtSlot()
def run(self):
self.on_oscillateButton_pressed()
@pyqtSlot()
def save(self):
try:
self.dataContainer.save()
except Exception as e:
if __name__ == "__main__":
QMessageBox.critical(self, "PvOscillatorWidget - Critical", "Could not save: %s" % e )
else:
raise e
@pyqtSlot()
def load(self):
try:
self.dataContainer.load()
self.tableModel.signalLayoutChanged()
self.resizeColumnToContents()
self.periodDurationSpinBox.setValue(self.dataContainer.periodDuration)
self.numberOfPeriodsSpinBox.setValue(self.dataContainer.numberOfPeriods)
self.stepsPerPeriodSpinBox.setValue(self.dataContainer.stepsPerPeriod)
except Exception as e:
if __name__ == "__main__":
QMessageBox.critical(self, "PvOscillatorWidget - Critical", "Could not load: %s" % e )
else:
raise e
#----------------------------------------------------------------------
# Methods
@LInAndOut(DEBUG & WIDGET)
def on_process_started(self):
if self.debug : print "Process started ~~>"
self.oscillateButton.setEnabled(False)
self.stopButton.setEnabled(True)
self.insertButton.setEnabled(False)
self.removeButton.setEnabled(False)
@LInAndOut(DEBUG & WIDGET)
def on_process_finished(self,exitCode):
if self.debug : print "Process finished ~~>"
self.oscillateButton.setEnabled(True)
self.stopButton.setEnabled(False)
self.insertButton.setEnabled(True)
self.removeButton.setEnabled(True)
@LInAndOut(DEBUG & WIDGET)
def resizeColumnToContents(self):
for column in range(self.tableModel.columnCount(self)+1):
self.tableView.resizeColumnToContents(column)
