class ValidatingLineEdit(LineEdit):
statusChanged = pyqtSignal()
def __init__(self, parent=None):
super(ValidatingLineEdit, self).__init__(parent)
self.invalid_entry_label = QLabel(self)
self.invalid_entry_label.setFixedSize(18, 16)
self.invalid_entry_label.setPixmap(
QPixmap(Resources.get('icons/invalid16.png')))
self.invalid_entry_label.setScaledContents(False)
self.invalid_entry_label.setAlignment(Qt.AlignCenter)
self.invalid_entry_label.setObjectName('invalid_entry_label')
self.invalid_entry_label.hide()
self.addTailWidget(self.invalid_entry_label)
option = QStyleOptionFrameV2()
self.initStyleOption(option)
frame_width = self.style().pixelMetric(QStyle.PM_DefaultFrameWidth,
option, self)
self.setMinimumHeight(self.invalid_entry_label.minimumHeight() + 2 +
2 * frame_width)
self.textChanged.connect(self._SH_TextChanged)
self.text_correct = True
self.text_allowed = True
self.exceptions = set()
self.regexp = re.compile(r'.*')
def _get_regexp(self):
return self.__dict__['regexp']
def _set_regexp(self, regexp):
self.__dict__['regexp'] = regexp
self._validate()
regexp = property(_get_regexp, _set_regexp)
del _get_regexp, _set_regexp
@property
def text_valid(self):
return self.text_correct and self.text_allowed
def _SH_TextChanged(self, text):
self._validate()
def _validate(self):
text = self.text()
text_correct = self.regexp.search(text) is not None
text_allowed = text not in self.exceptions
if self.text_correct != text_correct or self.text_allowed != text_allowed:
self.text_correct = text_correct
self.text_allowed = text_allowed
self.invalid_entry_label.setVisible(not self.text_valid)
self.statusChanged.emit()
def addException(self, exception):
self.exceptions.add(exception)
self._validate()
def removeException(self, exception):
self.exceptions.remove(exception)
self._validate()
class ValidatingLineEdit(LineEdit):
statusChanged = pyqtSignal()
def __init__(self, parent=None):
super(ValidatingLineEdit, self).__init__(parent)
self.invalid_entry_label = QLabel(self)
self.invalid_entry_label.setFixedSize(18, 16)
self.invalid_entry_label.setPixmap(QPixmap(Resources.get('icons/invalid16.png')))
self.invalid_entry_label.setScaledContents(False)
self.invalid_entry_label.setAlignment(Qt.AlignCenter)
self.invalid_entry_label.setObjectName('invalid_entry_label')
self.invalid_entry_label.hide()
self.addTailWidget(self.invalid_entry_label)
option = QStyleOptionFrameV2()
self.initStyleOption(option)
frame_width = self.style().pixelMetric(QStyle.PM_DefaultFrameWidth, option, self)
self.setMinimumHeight(self.invalid_entry_label.minimumHeight() + 2 + 2*frame_width)
self.textChanged.connect(self._SH_TextChanged)
self.text_correct = True
self.text_allowed = True
self.exceptions = set()
self.regexp = re.compile(r'.*')
def _get_regexp(self):
return self.__dict__['regexp']
def _set_regexp(self, regexp):
self.__dict__['regexp'] = regexp
self._validate()
regexp = property(_get_regexp, _set_regexp)
del _get_regexp, _set_regexp
@property
def text_valid(self):
return self.text_correct and self.text_allowed
def _SH_TextChanged(self, text):
self._validate()
def _validate(self):
text = self.text()
text_correct = self.regexp.search(text) is not None
text_allowed = text not in self.exceptions
if self.text_correct != text_correct or self.text_allowed != text_allowed:
self.text_correct = text_correct
self.text_allowed = text_allowed
self.invalid_entry_label.setVisible(not self.text_valid)
self.statusChanged.emit()
def addException(self, exception):
self.exceptions.add(exception)
self._validate()
def removeException(self, exception):
self.exceptions.remove(exception)
self._validate()
