Chan UI fix

Minor chan UI fix. Still not completely smooth but mostly working.

src/bitmessageqt/__init__.py

@@ -2667,7 +2667,7 @@ more work your computer must do to send the message. A Time-To-Live of four or f
             acct = accountClass(addressAtCurrentRow)
             # no chans / mailinglists
             if acct.type != 'normal':
-                continue
+                return
             if self.dialog.ui.radioButtonUnregister.isChecked():
                 print "unregister"
                 acct.unregister()
@@ -3481,7 +3481,10 @@ more work your computer must do to send the message. A Time-To-Live of four or f
         if column != 0:
             return
         # only account names of normal addresses (no chans/mailinglists)
-        if (not isinstance(item, Ui_AddressWidget)) or item.type != 'normal':
+        if (not isinstance(item, Ui_AddressWidget)) or item.type != 'normal' or self.getCurrentTreeWidget().currentItem() is None:
+            return
+        # not visible
+        if (not self.getCurrentAccount()) or (not isinstance (self.getCurrentAccount(), Ui_AddressWidget)):
             return
         # only currently selected item
         if item.address != self.getCurrentTreeWidget().currentItem().address:

src/bitmessageqt/account.py

@@ -28,6 +28,12 @@ def accountClass(address):
 class BMAccount(object):
     def __init__(self, address = None):
         self.address = address
+        self.type = 'normal'
+        if shared.config.has_section(address):
+            if shared.safeConfigGetBoolean(self.address, 'chan'):
+                self.type = "chan"
+            elif shared.safeConfigGetBoolean(self.address, 'mailinglist'):
+                self.type = "mailinglist"
         
     def getLabel(self, address = None):
         if address is None: