[Zope3-checkins] CVS: Zope3/lib/python/Zope/App/Forms/Views/Browser - Widget.py:1.14 configure.zcml:1.11

[Jim Fulton]

Update of /cvs-repository/Zope3/lib/python/Zope/App/Forms/Views/Browser
In directory cvs.zope.org:/tmp/cvs-serv10602

Modified Files:
	Widget.py configure.zcml 
Log Message:
Added a default display widget for most fields. Some fields will need to customize this

=== Zope3/lib/python/Zope/App/Forms/Views/Browser/Widget.py 1.13 => 1.14 ===
--- Zope3/lib/python/Zope/App/Forms/Views/Browser/Widget.py:1.13	Thu Dec  5 08:27:04 2002
+++ Zope3/lib/python/Zope/App/Forms/Views/Browser/Widget.py	Wed Dec 11 08:52:48 2002
@@ -46,13 +46,13 @@
     def haveData(self):
         return (self.name) in self.request.form
 
-    def getData(self):
+    def getData(self, optional=0):
         field = self.context
         value = self.request.form.get(self.name,
                                       self)
         if value is self:
             # No user input
-            if field.required:
+            if field.required and not optional:
                 raise MissingInputError(field.__name__)
             return field.default
 
@@ -66,10 +66,13 @@
             exc = ConversionError(sys.exc_info()[1])
             raise ConversionError, exc, sys.exc_info()[2]
 
-        try:
-            field.validate(value)
-        except ValidationError, v:
-            raise WidgetInputError(self.context.__name__, self.title, str(v))
+        if value is not None or not optional:
+
+            try:
+                field.validate(value)
+            except ValidationError, v:
+                raise WidgetInputError(self.context.__name__,
+                                       self.title, str(v))
 
         return value
 
@@ -85,7 +88,7 @@
 
     def _showData(self):
         if (self._data is None) and self.haveData():
-            data = self.getData()
+            data = self.getData(1)
         else:
             data = self._data
 
@@ -131,6 +134,11 @@
 
     def row(self):
         return "<td>%s</td><td>%s</td>" % (self.label(), self())
+
+class DisplayWidget(BrowserWidget):
+
+    def __call__(self):
+        return self._showData()
 
 class CheckBoxWidget(BrowserWidget):
     """Checkbox widget"""


=== Zope3/lib/python/Zope/App/Forms/Views/Browser/configure.zcml 1.10 => 1.11 ===
--- Zope3/lib/python/Zope/App/Forms/Views/Browser/configure.zcml:1.10	Mon Dec  9 11:09:18 2002
+++ Zope3/lib/python/Zope/App/Forms/Views/Browser/configure.zcml	Wed Dec 11 08:52:48 2002
@@ -70,5 +70,12 @@
       name="edit"
       factory=".Widget.TextAreaWidget." />
 
+  <!-- Default simple display view -->
+  <browser:view
+      permission="Zope.Public"
+      allowed_interface=".IBrowserWidget."
+      for="Zope.Schema.IField.IField"
+      name="display"
+      factory=".Widget.DisplayWidget" />
   
 </zopeConfigure>