Many changes on chan create/join dialog

- refactored to use the .ui file
- input logic change, address is always optional
- interactive input validation
- runs asynchronously to the main window
- address generator thread can now validate chans in addition to just
adding them

src/api.py

@@ -398,7 +398,7 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
         streamNumber = 1
         shared.apiAddressGeneratorReturnQueue.queue.clear()
         logger.debug('Requesting that the addressGenerator create chan %s.', passphrase)
-        shared.addressGeneratorQueue.put(('createChan', addressVersionNumber, streamNumber, label, passphrase))
+        shared.addressGeneratorQueue.put(('createChan', addressVersionNumber, streamNumber, label, passphrase, True))
         queueReturn = shared.apiAddressGeneratorReturnQueue.get()
         if len(queueReturn) == 0:
             raise APIError(24, 'Chan address is already present.')
@@ -424,10 +424,10 @@ class MySimpleXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
         status, addressVersionNumber, streamNumber, toRipe = self._verifyAddress(suppliedAddress)
         suppliedAddress = addBMIfNotPresent(suppliedAddress)
         shared.apiAddressGeneratorReturnQueue.queue.clear()
-        shared.addressGeneratorQueue.put(('joinChan', suppliedAddress, label, passphrase))
+        shared.addressGeneratorQueue.put(('joinChan', suppliedAddress, label, passphrase, True))
         addressGeneratorReturnValue = shared.apiAddressGeneratorReturnQueue.get()
 
-        if addressGeneratorReturnValue == 'chan name does not match address':
+        if addressGeneratorReturnValue[0] == 'chan name does not match address':
             raise APIError(18, 'Chan name does not match address.')
         if len(addressGeneratorReturnValue) == 0:
             raise APIError(24, 'Chan address is already present.')

src/bitmessageqt/__init__.py

@@ -1587,55 +1587,7 @@ class MyForm(settingsmixin.SMainWindow):
 
     # opens 'join chan' dialog
     def click_actionJoinChan(self):
-        self.newChanDialogInstance = newChanDialog(self)
+        NewChanDialog(self)
-        if self.newChanDialogInstance.exec_():
-            if self.newChanDialogInstance.ui.radioButtonCreateChan.isChecked():
-                if self.newChanDialogInstance.ui.lineEditChanNameCreate.text() == "":
-                    QMessageBox.about(self, _translate("MainWindow", "Chan name needed"), _translate(
-                        "MainWindow", "You didn't enter a chan name."))
-                    return
-                shared.apiAddressGeneratorReturnQueue.queue.clear()
-                shared.addressGeneratorQueue.put(('createChan', 4, 1, self.str_chan + ' ' + str(self.newChanDialogInstance.ui.lineEditChanNameCreate.text().toUtf8()), self.newChanDialogInstance.ui.lineEditChanNameCreate.text().toUtf8()))
-                addressGeneratorReturnValue = shared.apiAddressGeneratorReturnQueue.get()
-                logger.debug('addressGeneratorReturnValue ' + str(addressGeneratorReturnValue))
-                if len(addressGeneratorReturnValue) == 0:
-                    QMessageBox.about(self, _translate("MainWindow", "Address already present"), _translate(
-                        "MainWindow", "Could not add chan because it appears to already be one of your identities."))
-                    return
-                createdAddress = addressGeneratorReturnValue[0]
-                QMessageBox.about(self, _translate("MainWindow", "Success"), _translate(
-                    "MainWindow", "Successfully created chan. To let others join your chan, give them the chan name and this Bitmessage address: %1. This address also appears in 'Your Identities'.").arg(createdAddress))
-                self.ui.tabWidget.setCurrentIndex(3)
-            elif self.newChanDialogInstance.ui.radioButtonJoinChan.isChecked():
-                if self.newChanDialogInstance.ui.lineEditChanNameJoin.text() == "":
-                    QMessageBox.about(self, _translate("MainWindow", "Chan name needed"), _translate(
-                        "MainWindow", "You didn't enter a chan name."))
-                    return
-                if decodeAddress(self.newChanDialogInstance.ui.lineEditChanBitmessageAddress.text())[0] == 'versiontoohigh':
-                    QMessageBox.about(self, _translate("MainWindow", "Address too new"), _translate(
-                        "MainWindow", "Although that Bitmessage address might be valid, its version number is too new for us to handle. Perhaps you need to upgrade Bitmessage."))
-                    return
-                if decodeAddress(self.newChanDialogInstance.ui.lineEditChanBitmessageAddress.text())[0] != 'success':
-                    QMessageBox.about(self, _translate("MainWindow", "Address invalid"), _translate(
-                        "MainWindow", "That Bitmessage address is not valid."))
-                    return
-                shared.apiAddressGeneratorReturnQueue.queue.clear()
-                shared.addressGeneratorQueue.put(('joinChan', addBMIfNotPresent(self.newChanDialogInstance.ui.lineEditChanBitmessageAddress.text()), self.str_chan + ' ' + str(self.newChanDialogInstance.ui.lineEditChanNameJoin.text().toUtf8()), self.newChanDialogInstance.ui.lineEditChanNameJoin.text().toUtf8()))
-                addressGeneratorReturnValue = shared.apiAddressGeneratorReturnQueue.get()
-                logger.debug('addressGeneratorReturnValue ' + str(addressGeneratorReturnValue))
-                if addressGeneratorReturnValue == 'chan name does not match address':
-                    QMessageBox.about(self, _translate("MainWindow", "Address does not match chan name"), _translate(
-                        "MainWindow", "Although the Bitmessage address you entered was valid, it doesn\'t match the chan name."))
-                    return
-                if len(addressGeneratorReturnValue) == 0:
-                    QMessageBox.about(self, _translate("MainWindow", "Address already present"), _translate(
-                        "MainWindow", "Could not add chan because it appears to already be one of your identities."))
-                    return
-                createdAddress = addressGeneratorReturnValue[0]
-                QMessageBox.about(self, _translate("MainWindow", "Success"), _translate(
-                    "MainWindow", "Successfully joined chan. "))
-                self.ui.tabWidget.setCurrentIndex(3)
-            self.rerenderAddressBook()
 
     def showConnectDialog(self):
         self.connectDialogInstance = connectDialog(self)
@@ -4399,16 +4351,6 @@ class NewAddressDialog(QtGui.QDialog):
         self.ui.groupBoxDeterministic.setHidden(True)
         QtGui.QWidget.resize(self, QtGui.QWidget.sizeHint(self))
 
-class newChanDialog(QtGui.QDialog):
-
-    def __init__(self, parent):
-        QtGui.QWidget.__init__(self, parent)
-        self.ui = Ui_newChanDialog()
-        self.ui.setupUi(self)
-        self.parent = parent
-        self.ui.groupBoxCreateChan.setHidden(True)
-        QtGui.QWidget.resize(self, QtGui.QWidget.sizeHint(self))     
-
 
 class iconGlossaryDialog(QtGui.QDialog):
 

src/bitmessageqt/addressvalidator.py

@@ -0,0 +1,137 @@
+from PyQt4 import QtGui
+from Queue import Empty
+
+from addresses import decodeAddress, addBMIfNotPresent
+from account import getSortedAccounts
+from shared import apiAddressGeneratorReturnQueue, addressGeneratorQueue
+from tr import _translate
+from utils import str_chan
+
+class AddressPassPhraseValidatorMixin():
+    def setParams(self, passPhraseObject=None, addressObject=None, feedBackObject=None, buttonBox=None, addressMandatory=True):
+        self.addressObject = addressObject
+        self.passPhraseObject = passPhraseObject
+        self.feedBackObject = feedBackObject
+        self.buttonBox = buttonBox
+        self.addressMandatory = addressMandatory
+        self.isValid = False
+
+    def setError(self, string):
+        if string is not None and self.feedBackObject is not None:
+            font = QtGui.QFont()
+            font.setBold(True)
+            self.feedBackObject.setFont(font)
+            self.feedBackObject.setStyleSheet("QLabel { color : red; }")
+            self.feedBackObject.setText(string)
+        self.isValid = False
+        if self.buttonBox:
+            self.buttonBox.button(QtGui.QDialogButtonBox.Ok).setEnabled(False)
+
+    def setOK(self, string):
+        if string is not None and self.feedBackObject is not None:
+            font = QtGui.QFont()
+            font.setBold(False)
+            self.feedBackObject.setFont(font)
+            self.feedBackObject.setStyleSheet("QLabel { }")
+            self.feedBackObject.setText(string)
+        self.isValid = True
+        if self.buttonBox:
+            self.buttonBox.button(QtGui.QDialogButtonBox.Ok).setEnabled(True)
+
+    def checkQueue(self):
+        gotOne = False
+
+        # wait until processing is done
+        if not addressGeneratorQueue.empty():
+            self.setError(None)
+            return
+
+        while True:
+            try:
+                addressGeneratorReturnValue = apiAddressGeneratorReturnQueue.get(False)
+            except Empty:
+                if gotOne:
+                    break
+                else:
+                    return
+            else:
+                gotOne = True
+
+        if len(addressGeneratorReturnValue) == 0:
+            self.setError(_translate("AddressValidator", "Address already present as one of your identities."))
+            return (QtGui.QValidator.Intermediate, 0)
+        if addressGeneratorReturnValue[0] == 'chan name does not match address':
+            self.setError(_translate("AddressValidator", "Although the Bitmessage address you entered was valid, it doesn\'t match the chan name."))
+            return (QtGui.QValidator.Intermediate, 0)
+        self.setOK(_translate("MainWindow", "Passphrase and address appear to be valid."))
+
+    def returnValid(self):
+        if self.isValid:
+            return QtGui.QValidator.Acceptable
+        else:
+            return QtGui.QValidator.Intermediate
+
+    def validate(self, s, pos):
+        if self.addressObject is None:
+            address = None
+        else:
+            address = str(self.addressObject.text().toUtf8())
+            if address == "":
+                address = None
+        if self.passPhraseObject is None:
+            passPhrase = ""
+        else:
+            passPhrase = str(self.passPhraseObject.text().toUtf8())
+            if passPhrase == "":
+                passPhrase = None
+
+        # no chan name
+        if passPhrase is None:
+            self.setError(_translate("AddressValidator", "Chan name/passphrase needed. You didn't enter a chan name."))
+            return (QtGui.QValidator.Intermediate, pos)
+
+        if self.addressMandatory or address is not None:
+            # check if address already exists:
+            if address in getSortedAccounts():
+                self.setError(_translate("AddressValidator", "Address already present as one of your identities."))
+                return (QtGui.QValidator.Intermediate, pos)
+
+            # version too high
+            if decodeAddress(address)[0] == 'versiontoohigh':
+                self.setError(_translate("AddressValidator", "Address too new. Although that Bitmessage address might be valid, its version number is too new for us to handle. Perhaps you need to upgrade Bitmessage."))
+                return (QtGui.QValidator.Intermediate, pos)
+    
+            # invalid
+            if decodeAddress(address)[0] != 'success':
+                self.setError(_translate("AddressValidator", "The Bitmessage address is not valid."))
+                return (QtGui.QValidator.Intermediate, pos)
+
+        # this just disables the OK button without changing the feedback text
+        # but only if triggered by textEdited, not by clicking the Ok button
+        if not self.buttonBox.button(QtGui.QDialogButtonBox.Ok).hasFocus():
+            self.setError(None)
+
+        # check through generator
+        if address is None:
+            addressGeneratorQueue.put(('createChan', 4, 1, str_chan + ' ' + str(passPhrase), passPhrase, False))
+        else:
+            addressGeneratorQueue.put(('joinChan', addBMIfNotPresent(address), str_chan + ' ' + str(passPhrase), passPhrase, False))
+
+        if self.buttonBox.button(QtGui.QDialogButtonBox.Ok).hasFocus():
+            return (self.returnValid(), pos)
+        else:
+            return (QtGui.QValidator.Intermediate, pos)
+
+    def checkData(self):
+        return self.validate("", 0)
+
+class AddressValidator(QtGui.QValidator, AddressPassPhraseValidatorMixin):
+    def __init__(self, parent=None, passPhraseObject=None, feedBackObject=None, buttonBox=None, addressMandatory=True):
+        super(AddressValidator, self).__init__(parent)
+        self.setParams(passPhraseObject, parent, feedBackObject, buttonBox, addressMandatory)
+
+
+class PassPhraseValidator(QtGui.QValidator, AddressPassPhraseValidatorMixin):
+    def __init__(self, parent=None, addressObject=None, feedBackObject=None, buttonBox=None, addressMandatory=False):
+        super(PassPhraseValidator, self).__init__(parent)
+        self.setParams(parent, addressObject, feedBackObject, buttonBox, addressMandatory)

src/bitmessageqt/newchandialog.py

@@ -1,107 +1,52 @@
-# -*- coding: utf-8 -*-
-
-# Form implementation generated from reading ui file 'newchandialog.ui'
-#
-# Created: Wed Aug  7 16:51:29 2013
-#      by: PyQt4 UI code generator 4.10
-#
-# WARNING! All changes made in this file will be lost!
-
 from PyQt4 import QtCore, QtGui
 
-try:
+from addresses import addBMIfNotPresent
-    _fromUtf8 = QtCore.QString.fromUtf8
+from addressvalidator import AddressValidator, PassPhraseValidator
-except AttributeError:
+from shared import apiAddressGeneratorReturnQueue, addressGeneratorQueue, UISignalQueue
-    def _fromUtf8(s):
+from retranslateui import RetranslateMixin
-        return s
+from tr import _translate
+from utils import str_chan
+import widgets
 
-try:
+class NewChanDialog(QtGui.QDialog, RetranslateMixin):
-    _encoding = QtGui.QApplication.UnicodeUTF8
+    def __init__(self, parent=None):
-    def _translate(context, text, disambig):
+        super(NewChanDialog, self).__init__(parent)
-        return QtGui.QApplication.translate(context, text, disambig, _encoding)
+        widgets.load('newchandialog.ui', self)
-except AttributeError:
+        self.parent = parent
-    def _translate(context, text, disambig):
+        self.chanAddress.setValidator(AddressValidator(self.chanAddress, self.chanPassPhrase, self.validatorFeedback, self.buttonBox, False))
-        return QtGui.QApplication.translate(context, text, disambig)
+        self.chanPassPhrase.setValidator(PassPhraseValidator(self.chanPassPhrase, self.chanAddress, self.validatorFeedback, self.buttonBox, False))
+        QtCore.QObject.connect(self.chanAddress, QtCore.SIGNAL('textEdited()'), self.chanAddress.validator(), QtCore.SLOT('checkData(self)'))
+        QtCore.QObject.connect(self.chanPassPhrase, QtCore.SIGNAL('textEdited()'), self.chanPassPhrase.validator(), QtCore.SLOT('checkData(self)'))
 
-class Ui_newChanDialog(object):
+        self.timer = QtCore.QTimer()
-    def setupUi(self, newChanDialog):
+        QtCore.QObject.connect(self.timer, QtCore.SIGNAL("timeout()"), self.delayedUpdateStatus)
-        newChanDialog.setObjectName(_fromUtf8("newChanDialog"))
+        self.timer.start(500) # milliseconds
-        newChanDialog.resize(553, 422)
+        self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
-        newChanDialog.setMinimumSize(QtCore.QSize(0, 0))
+        self.show()
-        self.formLayout = QtGui.QFormLayout(newChanDialog)
-        self.formLayout.setObjectName(_fromUtf8("formLayout"))
-        self.radioButtonCreateChan = QtGui.QRadioButton(newChanDialog)
-        self.radioButtonCreateChan.setObjectName(_fromUtf8("radioButtonCreateChan"))
-        self.formLayout.setWidget(0, QtGui.QFormLayout.LabelRole, self.radioButtonCreateChan)
-        self.radioButtonJoinChan = QtGui.QRadioButton(newChanDialog)
-        self.radioButtonJoinChan.setChecked(True)
-        self.radioButtonJoinChan.setObjectName(_fromUtf8("radioButtonJoinChan"))
-        self.formLayout.setWidget(1, QtGui.QFormLayout.LabelRole, self.radioButtonJoinChan)
-        self.groupBoxCreateChan = QtGui.QGroupBox(newChanDialog)
-        self.groupBoxCreateChan.setObjectName(_fromUtf8("groupBoxCreateChan"))
-        self.gridLayout = QtGui.QGridLayout(self.groupBoxCreateChan)
-        self.gridLayout.setObjectName(_fromUtf8("gridLayout"))
-        self.label_4 = QtGui.QLabel(self.groupBoxCreateChan)
-        self.label_4.setWordWrap(True)
-        self.label_4.setObjectName(_fromUtf8("label_4"))
-        self.gridLayout.addWidget(self.label_4, 0, 0, 1, 1)
-        self.label_5 = QtGui.QLabel(self.groupBoxCreateChan)
-        self.label_5.setObjectName(_fromUtf8("label_5"))
-        self.gridLayout.addWidget(self.label_5, 1, 0, 1, 1)
-        self.lineEditChanNameCreate = QtGui.QLineEdit(self.groupBoxCreateChan)
-        self.lineEditChanNameCreate.setObjectName(_fromUtf8("lineEditChanNameCreate"))
-        self.gridLayout.addWidget(self.lineEditChanNameCreate, 2, 0, 1, 1)
-        self.formLayout.setWidget(2, QtGui.QFormLayout.SpanningRole, self.groupBoxCreateChan)
-        self.groupBoxJoinChan = QtGui.QGroupBox(newChanDialog)
-        self.groupBoxJoinChan.setObjectName(_fromUtf8("groupBoxJoinChan"))
-        self.gridLayout_2 = QtGui.QGridLayout(self.groupBoxJoinChan)
-        self.gridLayout_2.setObjectName(_fromUtf8("gridLayout_2"))
-        self.label = QtGui.QLabel(self.groupBoxJoinChan)
-        self.label.setWordWrap(True)
-        self.label.setObjectName(_fromUtf8("label"))
-        self.gridLayout_2.addWidget(self.label, 0, 0, 1, 1)
-        self.label_2 = QtGui.QLabel(self.groupBoxJoinChan)
-        self.label_2.setObjectName(_fromUtf8("label_2"))
-        self.gridLayout_2.addWidget(self.label_2, 1, 0, 1, 1)
-        self.lineEditChanNameJoin = QtGui.QLineEdit(self.groupBoxJoinChan)
-        self.lineEditChanNameJoin.setObjectName(_fromUtf8("lineEditChanNameJoin"))
-        self.gridLayout_2.addWidget(self.lineEditChanNameJoin, 2, 0, 1, 1)
-        self.label_3 = QtGui.QLabel(self.groupBoxJoinChan)
-        self.label_3.setObjectName(_fromUtf8("label_3"))
-        self.gridLayout_2.addWidget(self.label_3, 3, 0, 1, 1)
-        self.lineEditChanBitmessageAddress = QtGui.QLineEdit(self.groupBoxJoinChan)
-        self.lineEditChanBitmessageAddress.setObjectName(_fromUtf8("lineEditChanBitmessageAddress"))
-        self.gridLayout_2.addWidget(self.lineEditChanBitmessageAddress, 4, 0, 1, 1)
-        self.formLayout.setWidget(3, QtGui.QFormLayout.SpanningRole, self.groupBoxJoinChan)
-        spacerItem = QtGui.QSpacerItem(389, 2, QtGui.QSizePolicy.Minimum, QtGui.QSizePolicy.Expanding)
-        self.formLayout.setItem(4, QtGui.QFormLayout.FieldRole, spacerItem)
-        self.buttonBox = QtGui.QDialogButtonBox(newChanDialog)
-        self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
-        self.buttonBox.setStandardButtons(QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Ok)
-        self.buttonBox.setObjectName(_fromUtf8("buttonBox"))
-        self.formLayout.setWidget(5, QtGui.QFormLayout.FieldRole, self.buttonBox)
 
-        self.retranslateUi(newChanDialog)
+    def delayedUpdateStatus(self):
-        QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("accepted()")), newChanDialog.accept)
+        self.chanPassPhrase.validator().checkQueue()
-        QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("rejected()")), newChanDialog.reject)
-        QtCore.QObject.connect(self.radioButtonJoinChan, QtCore.SIGNAL(_fromUtf8("toggled(bool)")), self.groupBoxJoinChan.setShown)
-        QtCore.QObject.connect(self.radioButtonCreateChan, QtCore.SIGNAL(_fromUtf8("toggled(bool)")), self.groupBoxCreateChan.setShown)
-        QtCore.QMetaObject.connectSlotsByName(newChanDialog)
-        newChanDialog.setTabOrder(self.radioButtonJoinChan, self.radioButtonCreateChan)
-        newChanDialog.setTabOrder(self.radioButtonCreateChan, self.lineEditChanNameCreate)
-        newChanDialog.setTabOrder(self.lineEditChanNameCreate, self.lineEditChanNameJoin)
-        newChanDialog.setTabOrder(self.lineEditChanNameJoin, self.lineEditChanBitmessageAddress)
-        newChanDialog.setTabOrder(self.lineEditChanBitmessageAddress, self.buttonBox)
 
-    def retranslateUi(self, newChanDialog):
+    def accept(self):
-        newChanDialog.setWindowTitle(_translate("newChanDialog", "Dialog", None))
+        self.timer.stop()
-        self.radioButtonCreateChan.setText(_translate("newChanDialog", "Create a new chan", None))
+        self.hide()
-        self.radioButtonJoinChan.setText(_translate("newChanDialog", "Join a chan", None))
+        apiAddressGeneratorReturnQueue.queue.clear()
-        self.groupBoxCreateChan.setTitle(_translate("newChanDialog", "Create a chan", None))
+        if self.chanAddress.text().toUtf8() == "":
-        self.label_4.setText(_translate("newChanDialog", "<html><head/><body><p>Enter a name for your chan. If you choose a sufficiently complex chan name (like a strong and unique passphrase) and none of your friends share it publicly then the chan will be secure and private. If you and someone else both create a chan with the same chan name then it is currently very likely that they will be the same chan.</p></body></html>", None))
+            addressGeneratorQueue.put(('createChan', 4, 1, str_chan + ' ' + str(self.chanPassPhrase.text().toUtf8()), self.chanPassPhrase.text().toUtf8(), True))
-        self.label_5.setText(_translate("newChanDialog", "Chan name:", None))
+        else:
-        self.groupBoxJoinChan.setTitle(_translate("newChanDialog", "Join a chan", None))
+            addressGeneratorQueue.put(('joinChan', addBMIfNotPresent(self.chanAddress.text().toUtf8()), str_chan + ' ' + str(self.chanPassPhrase.text().toUtf8()), self.chanPassPhrase.text().toUtf8(), True))
-        self.label.setText(_translate("newChanDialog", "<html><head/><body><p>A chan exists when a group of people share the same decryption keys. The keys and bitmessage address used by a chan are generated from a human-friendly word or phrase (the chan name). To send a message to everyone in the chan, send a normal person-to-person message to the chan address.</p><p>Chans are experimental and completely unmoderatable.</p></body></html>", None))
+        addressGeneratorReturnValue = apiAddressGeneratorReturnQueue.get(True)
-        self.label_2.setText(_translate("newChanDialog", "Chan name:", None))
+        if len(addressGeneratorReturnValue) > 0 and addressGeneratorReturnValue[0] != 'chan name does not match address':
-        self.label_3.setText(_translate("newChanDialog", "Chan bitmessage address:", None))
+            UISignalQueue.put(('updateStatusBar', _translate("newchandialog", "Successfully created / joined chan %1").arg(str(self.chanPassPhrase.text().toUtf8()))))
+            self.parent.ui.tabWidget.setCurrentIndex(3)
+            self.parent.rerenderAddressBook()
+            self.done(QtGui.QDialog.Accepted)
+        else:
+            UISignalQueue.put(('updateStatusBar', _translate("newchandialog", "Chan creation / joining failed")))
+            self.done(QtGui.QDialog.Rejected)
 
+    def reject(self):
+        self.timer.stop()
+        self.hide()
+        UISignalQueue.put(('updateStatusBar', _translate("newchandialog", "Chan creation / joining cancelled")))
+        self.done(QtGui.QDialog.Rejected)

src/bitmessageqt/newchandialog.ui

@@ -6,10 +6,16 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>553</width>
+    <width>473</width>
-    <height>422</height>
+    <height>444</height>
    </rect>
   </property>
+  <property name="sizePolicy">
+   <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+    <horstretch>0</horstretch>
+    <verstretch>0</verstretch>
+   </sizepolicy>
+  </property>
   <property name="minimumSize">
    <size>
     <width>0</width>
@@ -17,127 +23,90 @@
    </size>
   </property>
   <property name="windowTitle">
-   <string>Dialog</string>
+   <string>Create or join a chan</string>
   </property>
   <layout class="QFormLayout" name="formLayout">
    <item row="0" column="0">
-    <widget class="QRadioButton" name="radioButtonCreateChan">
+    <layout class="QVBoxLayout" name="mainLayout"/>
-     <property name="text">
-      <string>Create a new chan</string>
-     </property>
-    </widget>
    </item>
-   <item row="1" column="0">
+   <item row="0" column="1">
-    <widget class="QRadioButton" name="radioButtonJoinChan">
+    <widget class="QLabel" name="introduction">
-     <property name="text">
+     <property name="sizePolicy">
-      <string>Join a chan</string>
+      <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
      </property>
-     <property name="checked">
+     <property name="text">
+      <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;A chan exists when a group of people share the same decryption keys. The keys and bitmessage address used by a chan are generated from a human-friendly word or phrase (the chan name). To send a message to everyone in the chan, send a message to the chan address.&lt;/p&gt;&lt;p&gt;Chans are experimental and completely unmoderatable.&lt;/p&gt;&lt;p&gt;Enter a name for your chan. If you choose a sufficiently complex chan name (like a strong and unique passphrase) and none of your friends share it publicly, then the chan will be secure and private. However if you and someone else both create a chan with the same chan name, the same chan will be shared.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+     </property>
+     <property name="wordWrap">
       <bool>true</bool>
      </property>
     </widget>
    </item>
-   <item row="2" column="0" colspan="2">
+   <item row="2" column="1">
-    <widget class="QGroupBox" name="groupBoxCreateChan">
+    <layout class="QGridLayout" name="formLayout_2">
-     <property name="title">
+     <item row="0" column="1">
-      <string>Create a chan</string>
+      <widget class="QLineEdit" name="chanPassPhrase"/>
-     </property>
+     </item>
-     <layout class="QGridLayout" name="gridLayout">
+     <item row="0" column="0">
-      <item row="0" column="0">
+      <widget class="QLabel" name="chanPassPhraseLabel">
-       <widget class="QLabel" name="label_4">
+       <property name="text">
-        <property name="text">
+        <string>Chan passhphrase/name:</string>
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Enter a name for your chan. If you choose a sufficiently complex chan name (like a strong and unique passphrase) and none of your friends share it publicly then the chan will be secure and private. If you and someone else both create a chan with the same chan name then it is currently very likely that they will be the same chan.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+       </property>
-        </property>
+      </widget>
-        <property name="wordWrap">
+     </item>
-         <bool>true</bool>
+     <item row="1" column="1">
-        </property>
+      <widget class="QLineEdit" name="chanAddress">
-       </widget>
+       <property name="placeholderText">
-      </item>
+        <string>Optional, for advanced usage</string>
-      <item row="1" column="0">
+       </property>
-       <widget class="QLabel" name="label_5">
+      </widget>
-        <property name="text">
+     </item>
-         <string>Chan name:</string>
+     <item row="1" column="0">
-        </property>
+      <widget class="QLabel" name="chanAddressLabel">
-       </widget>
+       <property name="sizePolicy">
-      </item>
+        <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
-      <item row="2" column="0">
+         <horstretch>0</horstretch>
-       <widget class="QLineEdit" name="lineEditChanNameCreate"/>
+         <verstretch>0</verstretch>
-      </item>
+        </sizepolicy>
-     </layout>
+       </property>
-    </widget>
+       <property name="text">
-   </item>
+        <string>Chan address</string>
-   <item row="3" column="0" colspan="2">
+       </property>
-    <widget class="QGroupBox" name="groupBoxJoinChan">
+      </widget>
-     <property name="title">
+     </item>
-      <string>Join a chan</string>
+    </layout>
-     </property>
-     <layout class="QGridLayout" name="gridLayout_2">
-      <item row="0" column="0">
-       <widget class="QLabel" name="label">
-        <property name="text">
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;A chan exists when a group of people share the same decryption keys. The keys and bitmessage address used by a chan are generated from a human-friendly word or phrase (the chan name). To send a message to everyone in the chan, send a normal person-to-person message to the chan address.&lt;/p&gt;&lt;p&gt;Chans are experimental and completely unmoderatable.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
-        </property>
-        <property name="wordWrap">
-         <bool>true</bool>
-        </property>
-       </widget>
-      </item>
-      <item row="1" column="0">
-       <widget class="QLabel" name="label_2">
-        <property name="text">
-         <string>Chan name:</string>
-        </property>
-       </widget>
-      </item>
-      <item row="2" column="0">
-       <widget class="QLineEdit" name="lineEditChanNameJoin"/>
-      </item>
-      <item row="3" column="0">
-       <widget class="QLabel" name="label_3">
-        <property name="text">
-         <string>Chan bitmessage address:</string>
-        </property>
-       </widget>
-      </item>
-      <item row="4" column="0">
-       <widget class="QLineEdit" name="lineEditChanBitmessageAddress"/>
-      </item>
-     </layout>
-    </widget>
    </item>
    <item row="4" column="1">
-    <spacer name="verticalSpacer">
-     <property name="orientation">
-      <enum>Qt::Vertical</enum>
-     </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>389</width>
-       <height>2</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
-   <item row="5" column="1">
     <widget class="QDialogButtonBox" name="buttonBox">
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
-     </property>
      <property name="standardButtons">
       <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
      </property>
+     <property name="centerButtons">
+      <bool>false</bool>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="1">
+    <widget class="QLabel" name="validatorFeedback">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="text">
+      <string>Please input chan name/passphrase:</string>
+     </property>
+     <property name="wordWrap">
+      <bool>true</bool>
+     </property>
     </widget>
    </item>
   </layout>
  </widget>
- <tabstops>
-  <tabstop>radioButtonJoinChan</tabstop>
-  <tabstop>radioButtonCreateChan</tabstop>
-  <tabstop>lineEditChanNameCreate</tabstop>
-  <tabstop>lineEditChanNameJoin</tabstop>
-  <tabstop>lineEditChanBitmessageAddress</tabstop>
-  <tabstop>buttonBox</tabstop>
- </tabstops>
  <resources/>
  <connections>
   <connection>
@@ -147,12 +116,12 @@
    <slot>accept()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>428</x>
+     <x>240</x>
-     <y>454</y>
+     <y>372</y>
     </hint>
     <hint type="destinationlabel">
-     <x>157</x>
+     <x>236</x>
-     <y>274</y>
+     <y>221</y>
     </hint>
    </hints>
   </connection>
@@ -163,44 +132,12 @@
    <slot>reject()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>430</x>
+     <x>240</x>
-     <y>460</y>
+     <y>372</y>
     </hint>
     <hint type="destinationlabel">
-     <x>286</x>
+     <x>236</x>
-     <y>274</y>
+     <y>221</y>
-    </hint>
-   </hints>
-  </connection>
-  <connection>
-   <sender>radioButtonJoinChan</sender>
-   <signal>toggled(bool)</signal>
-   <receiver>groupBoxJoinChan</receiver>
-   <slot>setShown(bool)</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>74</x>
-     <y>49</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>96</x>
-     <y>227</y>
-    </hint>
-   </hints>
-  </connection>
-  <connection>
-   <sender>radioButtonCreateChan</sender>
-   <signal>toggled(bool)</signal>
-   <receiver>groupBoxCreateChan</receiver>
-   <slot>setShown(bool)</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>72</x>
-     <y>28</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>65</x>
-     <y>92</y>
     </hint>
    </hints>
   </connection>

src/bitmessageqt/utils.py

@@ -5,6 +5,7 @@ import shared
 from addresses import addBMIfNotPresent
 
 str_broadcast_subscribers = '[Broadcast subscribers]'
+str_chan = '[chan]'
 
 def identiconize(address):
     size = 48

src/class_addressGenerator.py

@@ -32,13 +32,14 @@ class addressGenerator(threading.Thread, StoppableThread):
             queueValue = shared.addressGeneratorQueue.get()
             nonceTrialsPerByte = 0
             payloadLengthExtraBytes = 0
+            live = True
             if queueValue[0] == 'createChan':
-                command, addressVersionNumber, streamNumber, label, deterministicPassphrase = queueValue
+                command, addressVersionNumber, streamNumber, label, deterministicPassphrase, live = queueValue
                 eighteenByteRipe = False
                 numberOfAddressesToMake = 1
                 numberOfNullBytesDemandedOnFrontOfRipeHash = 1
             elif queueValue[0] == 'joinChan':
-                command, chanAddress, label, deterministicPassphrase = queueValue
+                command, chanAddress, label, deterministicPassphrase, live = queueValue
                 eighteenByteRipe = False
                 addressVersionNumber = decodeAddress(chanAddress)[1]
                 streamNumber = decodeAddress(chanAddress)[2]
@@ -209,12 +210,12 @@ class addressGenerator(threading.Thread, StoppableThread):
                     # If we are joining an existing chan, let us check to make sure it matches the provided Bitmessage address
                     if command == 'joinChan':
                         if address != chanAddress:
-                            shared.apiAddressGeneratorReturnQueue.put('chan name does not match address')
+                            listOfNewAddressesToSendOutThroughTheAPI.append('chan name does not match address')
                             saveAddressToDisk = False
                     if command == 'getDeterministicAddress':
                         saveAddressToDisk = False
 
-                    if saveAddressToDisk:
+                    if saveAddressToDisk and live:
                         # An excellent way for us to store our keys is in Wallet Import Format. Let us convert now.
                         # https://en.bitcoin.it/wiki/Wallet_import_format
                         privSigningKey = '\x80' + potentialPrivSigningKey
@@ -277,7 +278,8 @@ class addressGenerator(threading.Thread, StoppableThread):
                                     'sendOutOrStoreMyV4Pubkey', address))
                             shared.UISignalQueue.put((
                                 'updateStatusBar', tr._translate("MainWindow", "Done generating address")))
-
+                    elif saveAddressToDisk and not live and not shared.config.has_section(address):
+                        listOfNewAddressesToSendOutThroughTheAPI.append(address)
 
                 # Done generating addresses.
                 if command == 'createDeterministicAddresses' or command == 'joinChan' or command == 'createChan':