class AreaDialog(QDialog):
""" Class for area division dialog
"""
def __init__(self, total_area, div_area, rotate):
""" Initialize dialog data and event handlers
:param log: log instance for log messages
"""
super(AreaDialog, self).__init__()
self.total_area = int(total_area + 0.5)
self.div_area = int(div_area + 0.5)
self.rotate = rotate
self.ui = Ui_AreaDivDialog()
self.ui.setupUi(self)
self.ui.CancelButton.clicked.connect(self.onCancelButton)
self.ui.DivideButton.clicked.connect(self.onDivideButton)
def showEvent(self, event):
""" Set up initial state of dialog widgets
:param event: NOT USED
"""
self.reset()
def reset(self):
""" Reset dialog to initial state
"""
self.ui.AreaLineEdit.setText(str(self.div_area))
self.ui.TotalLineEdit.setText(str(self.total_area))
self.ui.TwoPointRadio.setChecked(True)
if self.rotate:
self.ui.OnePointRadio.setEnabled(True)
else:
self.ui.OnePointRadio.setEnabled(False)
def onDivideButton(self):
""" Check input and accept dialog
"""
try:
a = float(self.ui.AreaLineEdit.text())
except ValueError:
QMessageBox.warning(self, tr("Warning"), tr("Invalid area value"))
return
if a <= 0:
QMessageBox.warning(self, tr("Warning"), tr("Invalid area value"))
return
if not self.ui.OnePointRadio.isChecked() and not self.ui.TwoPointRadio.isChecked():
QMessageBox.warning(self, tr("Warning"), tr("Select division method"))
return
self.accept()
def onCancelButton(self):
""" Reject dialog
"""
self.reject()
def __init__(self, total_area, div_area, rotate):
""" Initialize dialog data and event handlers
:param log: log instance for log messages
"""
super(AreaDialog, self).__init__()
self.total_area = int(total_area + 0.5)
self.div_area = int(div_area + 0.5)
self.rotate = rotate
self.ui = Ui_AreaDivDialog()
self.ui.setupUi(self)
self.ui.CancelButton.clicked.connect(self.onCancelButton)
self.ui.DivideButton.clicked.connect(self.onDivideButton)
