[Checkins] SVN: zope.schema/trunk/ - Add an interface for ``DottedName`` field

[Dan Korostelev]

Log message for revision 97796:
  - Add an interface for ``DottedName`` field

Changed:
  U   zope.schema/trunk/CHANGES.txt
  U   zope.schema/trunk/src/zope/schema/_field.py
  U   zope.schema/trunk/src/zope/schema/interfaces.py

-=-
Modified: zope.schema/trunk/CHANGES.txt
===================================================================
--- zope.schema/trunk/CHANGES.txt	2009-03-10 10:51:18 UTC (rev 97795)
+++ zope.schema/trunk/CHANGES.txt	2009-03-10 11:17:10 UTC (rev 97796)
@@ -5,7 +5,7 @@
 3.5.4 (unreleased)
 ------------------
 
-- ...
+- Add an interface for ``DottedName`` field.
 
 3.5.3 (2009-03-10)
 ------------------

Modified: zope.schema/trunk/src/zope/schema/_field.py
===================================================================
--- zope.schema/trunk/src/zope/schema/_field.py	2009-03-10 10:51:18 UTC (rev 97795)
+++ zope.schema/trunk/src/zope/schema/_field.py	2009-03-10 11:17:10 UTC (rev 97796)
@@ -38,7 +38,7 @@
 from zope.schema.interfaces import IPassword, IDate, ITimedelta
 from zope.schema.interfaces import IObject, IBeforeObjectAssignedEvent
 from zope.schema.interfaces import ITime, IDecimal
-from zope.schema.interfaces import IURI, IId, IFromUnicode
+from zope.schema.interfaces import IURI, IId, IDottedName, IFromUnicode
 from zope.schema.interfaces import ISource, IBaseVocabulary
 from zope.schema.interfaces import IContextSourceBinder
 
@@ -646,6 +646,8 @@
     Values of DottedName fields must be Python-style dotted names.
     """
 
+    implements(IDottedName)
+
     def __init__(self, *args, **kw):
         """
         >>> DottedName(min_dots=-1)
@@ -665,6 +667,10 @@
 
         >>> dotted_name = DottedName(max_dots=1, min_dots=1)
 
+        >>> from zope.interface.verify import verifyObject
+        >>> verifyObject(IDottedName, dotted_name)
+        True
+
         >>> dotted_name = DottedName(max_dots=1)
         >>> dotted_name.min_dots
         0

Modified: zope.schema/trunk/src/zope/schema/interfaces.py
===================================================================
--- zope.schema/trunk/src/zope/schema/interfaces.py	2009-03-10 10:51:18 UTC (rev 97795)
+++ zope.schema/trunk/src/zope/schema/interfaces.py	2009-03-10 11:17:10 UTC (rev 97796)
@@ -362,6 +362,25 @@
     If it's a dotted name, it should have a module/package name as a prefix.
     """
 
+class IDottedName(IBytesLine):
+    """Dotted name field.
+
+    Values of DottedName fields must be Python-style dotted names.
+    """
+
+    min_dots = Int(
+        title=_(u"Minimum number of dots"),
+        required=True,
+        min=0,
+        default=0
+        )
+
+    min_dots = Int(
+        title=_(u"Maximum number of dots (should not be less than min_dots)"),
+        required=False,
+        default=None
+        )
+
 class IChoice(IField):
     u"""Field whose value is contained in a predefined set