[Zope3-checkins] CVS: Zope3/src/zope/schema - interfaces.py:1.27

[Jim Fulton]

Update of /cvs-repository/Zope3/src/zope/schema
In directory cvs.zope.org:/tmp/cvs-serv30725/src/zope/schema

Modified Files:
	interfaces.py 
Log Message:
Added IFromUnicode to assist in conversion from unicode data.


=== Zope3/src/zope/schema/interfaces.py 1.26 => 1.27 ===
--- Zope3/src/zope/schema/interfaces.py:1.26	Sun Jul 13 02:47:28 2003
+++ Zope3/src/zope/schema/interfaces.py	Mon Jul 28 18:22:27 2003
@@ -38,6 +38,19 @@
     def __repr__(self):
         return ' '.join(map(str, self.args))
 
+class IFromUnicode(Interface):
+    """Parse a unicode string to a value
+
+    We will often adapt fields to this interface to support views and
+    other applications that need to conver raw data as unicode
+    values.
+
+    """
+
+    def fromUnicode(str):
+        """Convert a unicode string to a value.
+        """
+
 # Delay these imports to avoid circular import problems
 from zope.schema._bootstrapfields import Field, Text, TextLine, Bool, Int
 from zope.schema._bootstrapfields import Container, Iterable
@@ -325,6 +338,20 @@
         if not _is_field(value):
             return False
     return True
+
+
+class IURI(IBytesLine):
+    """A field containing an absolute URI
+    """
+
+class IId(IBytesLine):
+    """A field containing a unique identifier
+
+    A unique identifier is either an absolute URI ir a dotted name.
+    If it's a dotted name, it should have a module/package name as a prefix.
+    
+    """
+
 
 class ISequence(IMinMaxLen, IIterable, IContainer):
     u"""Field containing a Sequence value.