provide new RecordsField; add a method to the ActionsRegistry for overwriting settings

git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@3221 fd906abe-77d9-0310-91a1-e0d9ade77398

browser/action.py

@@ -86,6 +86,11 @@ class ActionRegistry(object):
         catItem = self.actionsByCategory.setdefault(category, [])
         catItem.append(action)
 
+    def getAction(self, name, category):
+        for a in self.actionsByName[name]:
+            if a.category == category:
+                return a
+
     def get(self, category=None, names=[], view=None, **kw):
         if view is None:
             raise ValueError("The 'view' argument is missing.")

composer/schema/grid/field.py

@@ -1,5 +1,5 @@
 #
-#  Copyright (c) 2008 Helmut Merz helmutm@cy55.de
+#  Copyright (c) 2009 Helmut Merz helmutm@cy55.de
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -61,7 +61,6 @@ class GridFieldInstance(ListFieldInstance):
             return value
         v = value or []
         for row in v:
-            #for k, vr in row.items():
             for fi in self.columnFieldInstances:
                 vr = fi.marshall(row[fi.name])
                 if isinstance(vr, basestring):
@@ -106,3 +105,34 @@ class GridFieldInstance(ListFieldInstance):
             if not empty:
                 result.append(item)
         return result
+
+
+class RecordsFieldInstance(GridFieldInstance):
+
+    def marshall(self, value):
+        result = []
+        for row in value or []:
+            item = {}
+            for fi in self.columnFieldInstances:
+                item[fi.name] = fi.marshall(row[fi.name])
+            result.append(item)
+        return result
+
+    def unmarshall(self, value):
+        if not value:
+            value = []
+        result = []
+        for row in value:
+            item = {}
+            empty = True
+            for fi in self.columnFieldInstances:
+                value = fi.unmarshall(row[fi.name].strip())
+                item[fi.name] = value
+                if fi.default is not None:
+                    if value and value != fi.default:
+                        empty = False
+                elif value:
+                    empty = False
+            if not empty:
+                result.append(item)
+        return result

composer/schema/grid/grid_macros.pt

@@ -38,5 +38,33 @@
 </metal:input>
 
 
+<metal:input define-macro="input_records"
+             tal:define="fieldInstance python: field.getFieldInstance(view.instance);
+                         columns fieldInstance/columnTypes">
+    <table>
+        <tr>
+          <tal:header repeat="column columns">
+            <th width="auto" editable="true"
+                tal:attributes="field column/name"
+                tal:content="column/title">Column Title</th>
+          </tal:header>
+        </tr>
+        <tr tal:repeat="row data/?name">
+          <td tal:repeat="column columns">
+            <input type="text" size="14"
+                   tal:define="cname column/name"
+                   tal:attributes="value row/?cname;
+                                   name string:$name.$cname:records" /></td>
+        </tr>
+        <tr tal:attributes="id string:$name.empty">
+          <td tal:repeat="column columns">
+            <input type="text" size="14"
+                   tal:define="cname column/name"
+                   tal:attributes="name string:$name.$cname:records" /></td>
+        </tr>
+    </table><br />
+</metal:input>
+
+
 </body>
 </html>

composer/schema/grid/interfaces.py

@@ -40,3 +40,12 @@ class Grid(schema.List):
                               instanceName='grid'))
 
     column_types = []
+
+
+class Records(Grid):
+
+    __typeInfo__ = ('records',
+                    FieldType('records', 'records',
+                              u'A series of records or rows.',
+                              instanceName='records',))
+