diff -r 11b4d39d7584 -r 3be7b2326e2c src/eric7/EricNetwork/EricIPv4InputWidget.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/eric7/EricNetwork/EricIPv4InputWidget.py Fri Feb 24 14:11:20 2023 +0100
@@ -0,0 +1,186 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2023 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a widget to enter an IPv4 address.
+"""
+
+import ipaddress
+
+from PyQt6.QtCore import pyqtSignal, pyqtSlot, QRegularExpression, QEvent, Qt
+from PyQt6.QtGui import QRegularExpressionValidator
+from PyQt6.QtWidgets import QWidget
+
+from eric7.EricGui import EricPixmapCache
+
+from .Ui_EricIPv4InputWidget import Ui_EricIPv4InputWidget
+
+
+class EricIPv4InputWidget(QWidget, Ui_EricIPv4InputWidget):
+ """
+ Class implementing a widget to enter an IPv4 address.
+
+ @signal addressChanged() emitted to indicate a change of the entered IPv4 address
+ """
+ addressChanged = pyqtSignal()
+
+ def __init__(self, parent=None):
+ """
+ Constructor
+
+ @param parent reference to the parent widget (defaults to None)
+ @type QWidget (optional)
+ """
+ super().__init__(parent)
+ self.setupUi(self)
+
+ self.clearButton.setIcon(EricPixmapCache.getIcon("clearLeft"))
+ self.clearButton.clicked.connect(self.__clear)
+
+ ipRange = r"(?:[0-1]?[0-9]?[0-9]|2[0-4][0-9]|25[0-5])"
+
+ self.ip1Edit.setValidator(
+ QRegularExpressionValidator(QRegularExpression(ipRange))
+ )
+ self.ip2Edit.setValidator(
+ QRegularExpressionValidator(QRegularExpression(ipRange))
+ )
+ self.ip3Edit.setValidator(
+ QRegularExpressionValidator(QRegularExpression(ipRange))
+ )
+ self.ip4Edit.setValidator(
+ QRegularExpressionValidator(QRegularExpression(ipRange))
+ )
+
+ self.ip1Edit.installEventFilter(self)
+ self.ip2Edit.installEventFilter(self)
+ self.ip3Edit.installEventFilter(self)
+
+ self.ip1Edit.textChanged.connect(self.addressChanged)
+ self.ip2Edit.textChanged.connect(self.addressChanged)
+ self.ip3Edit.textChanged.connect(self.addressChanged)
+ self.ip4Edit.textChanged.connect(self.addressChanged)
+
+ def eventFilter(self, obj, evt):
+ """
+ Public method to filter pressing '.' to give focus to the next input field.
+
+ @param obj reference to the object
+ @type QObject
+ @param evt reference to the event object
+ @type QEvent
+ """
+ if evt.type() == QEvent.Type.KeyPress:
+ if evt.text() == '.':
+ if obj is self.ip1Edit:
+ nextWidget = self.ip2Edit
+ elif obj is self.ip2Edit:
+ nextWidget = self.ip3Edit
+ elif obj is self.ip3Edit:
+ nextWidget = self.ip4Edit
+ else:
+ nextWidget = None
+ if nextWidget:
+ nextWidget.setFocus(Qt.FocusReason.TabFocusReason)
+ return True
+
+ return super().eventFilter(obj, evt)
+
+ def hasAcceptableInput(self):
+ """
+ Public method to check, if the input is acceptable.
+
+ @return flag indicating acceptable input
+ @rtype bool
+ """
+ try:
+ ipaddress.IPv4Address(self.text())
+ except ipaddress.AddressValueError:
+ # leading zeros are not allowed
+ return False
+
+ return (
+ self.ip1Edit.hasAcceptableInput()
+ and self.ip2Edit.hasAcceptableInput()
+ and self.ip3Edit.hasAcceptableInput()
+ and self.ip4Edit.hasAcceptableInput()
+ )
+
+ def text(self):
+ """
+ Public method to get the IPv4 address as a string.
+
+ @return IPv4 address
+ @rtype str
+ """
+ return "{0}.{1}.{2}.{3}".format(
+ self.ip1Edit.text(),
+ self.ip2Edit.text(),
+ self.ip3Edit.text(),
+ self.ip4Edit.text(),
+ )
+
+ def setText(self, address):
+ """
+ Public method to set the IPv4 address given a string.
+
+ @param address IPv4 address
+ @type str
+ """
+ if address:
+ try:
+ ipaddress.IPv4Address(address)
+ except ipaddress.AddressValueError as err:
+ raise ValueError(str(err))
+
+ addressParts = address.split(".")
+ self.ip1Edit.setText(addressParts[0])
+ self.ip2Edit.setText(addressParts[1])
+ self.ip3Edit.setText(addressParts[2])
+ self.ip4Edit.setText(addressParts[3])
+ else:
+ self.clear()
+
+ def address(self):
+ """
+ Public method to get the IPv4 address as an ipaddress.IPv4Address object.
+
+ @return IPv4 address
+ @rtype ipaddress.IPv4Address
+ """
+ try:
+ return ipaddress.IPv4Address(self.text())
+ except ipaddress.AddressValueError as err:
+ raise ValueError(str(err))
+
+ def setAddress(self, address):
+ """
+ Public method to set the IPv4 address given an ipaddress.IPv4Address object.
+
+ @param address IPv4 address
+ @type ipaddress.IPv4Address
+ """
+ if address:
+ self.setText(str(address))
+ else:
+ self.clear()
+
+ @pyqtSlot()
+ def clear(self):
+ """
+ Public slot to clear the input fields.
+ """
+ self.ip1Edit.clear()
+ self.ip2Edit.clear()
+ self.ip3Edit.clear()
+ self.ip4Edit.clear()
+
+ @pyqtSlot()
+ def __clear(self):
+ """
+ Private slot to handle the clear button press.
+ """
+ self.clear()
+ self.ip1Edit.setFocus(Qt.FocusReason.OtherFocusReason)
