Namecoin: Add "Configure DNS" dialog

README.rst

@@ -68,6 +68,11 @@ Run install (this should install dependencies)::
     python3 -m pip install .[fast]
 
 
+Compile the Qt UI:
+
+    sudo apt-get install pyqt5-dev-tools
+    for i in dnsdialog; do pyuic5 electrum_nmc/electrum/gui/qt/forms/$i.ui --execute --output=electrum_nmc/electrum/gui/qt/forms/$i.py; sed -i s/qvalidatedlineedit/.qvalidatedlineedit/ electrum_nmc/electrum/gui/qt/forms/$i.py; done
+
 Compile the protobuf description file::
 
     sudo apt-get install protobuf-compiler

electrum_nmc/electrum/gui/qt/configure_dns_dialog.py

@@ -0,0 +1,52 @@
+#!/usr/bin/env python
+#
+# Electrum-NMC - lightweight Namecoin client
+# Copyright (C) 2012-2019 Namecoin Developers, Electrum Developers
+#
+# Permission is hereby granted, free of charge, to any person
+# obtaining a copy of this software and associated documentation files
+# (the "Software"), to deal in the Software without restriction,
+# including without limitation the rights to use, copy, modify, merge,
+# publish, distribute, sublicense, and/or sell copies of the Software,
+# and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+import sys
+import traceback
+
+from PyQt5.QtCore import *
+from PyQt5.QtGui import *
+from PyQt5.QtWidgets import *
+
+from .forms.dnsdialog import Ui_DNSDialog
+
+dialogs = []  # Otherwise python randomly garbage collects the dialogs...
+
+def show_configure_dns(value, parent):
+    d = ConfigureDNSDialog(value, parent)
+
+    dialogs.append(d)
+    d.show()
+
+class ConfigureDNSDialog(QDialog):
+    def __init__(self, value, parent):
+        # We want to be a top-level window
+        QDialog.__init__(self, parent=None)
+
+        self.name_dialog = parent
+
+        self.ui = Ui_DNSDialog()
+        self.ui.setupUi(self)
+

electrum_nmc/electrum/gui/qt/configure_name_dialog.py

@@ -33,12 +33,13 @@
 from electrum.bitcoin import TYPE_ADDRESS
 from electrum.commands import NameAlreadyExistsError
 from electrum.i18n import _
-from electrum.names import format_name_identifier
+from electrum.names import format_name_identifier, identifier_to_namespace
 from electrum.network import TxBroadcastError, BestEffortRequestFailed
 from electrum.util import NotEnoughFunds, NoDynamicFeeEstimates
 from electrum.wallet import InternalAddressCorruption
 
 from .paytoedit import PayToEdit
+from .configure_dns_dialog import show_configure_dns
 
 dialogs = []  # Otherwise python randomly garbage collects the dialogs...
 
@@ -73,7 +74,27 @@ def __init__(self, identifier, value, parent, is_new):
         self.dataEdit = QLineEdit()
         # TODO: support non-ASCII encodings
         self.dataEdit.setText(value.decode('ascii'))
-        form_layout.addRow(_("Data:"), self.dataEdit)
+
+        self.namespace = identifier_to_namespace(identifier)
+        self.namespace_is_dns = self.namespace in ["d", "dd"]
+
+        if self.namespace_is_dns:
+            self.dnsButton = QPushButton(_('DNS Editor...'))
+            self.dnsButton.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
+            self.dnsButton.setMinimumSize(150, 0)
+            # TODO: tooltip?
+            self.dnsButton.clicked.connect(lambda: show_configure_dns(self.dataEdit.text().encode('ascii'), self))
+
+        data_layout = QHBoxLayout()
+        data_layout.setContentsMargins(0, 0, 0, 0)
+        data_layout.addWidget(self.dataEdit)
+        if self.namespace_is_dns:
+            data_layout.addWidget(self.dnsButton)
+
+        self.data = QWidget()
+        self.data.setLayout(data_layout)
+
+        form_layout.addRow(_("Data:"), self.data)
 
         self.transferTo = PayToEdit(self.main_window)
         form_layout.addRow(_("Transfer to:"), self.transferTo)
@@ -91,6 +112,7 @@ def __init__(self, identifier, value, parent, is_new):
         buttons.setLayout(buttons_hbox)
 
         vbox = QVBoxLayout()
+
         vbox.addWidget(form)
         vbox.addWidget(buttons)
         self.setLayout(vbox)