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work in progress: grid field

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git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@3003 fd906abe-77d9-0310-91a1-e0d9ade77398
This commit is contained in:
helmutm 2008-11-21 07:20:26 +00:00
parent 2848522923
commit 13d5d43021
5 changed files with 124 additions and 3 deletions
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22
composer/schema/factory.py
View file

@ -99,3 +99,25 @@ class SchemaFactory(object):
baseField=field,) baseField=field,)
fields.append(f) fields.append(f)
return Schema(name=interface.__name__, *fields, **kw) return Schema(name=interface.__name__, *fields, **kw)
def createField(field, info=None):
if info is None:
info = getattr(field, '__typeInfo__', ('textline',))
voc = (getattr(field, 'vocabulary', ()) or
getattr(field, 'vocabularyName', None))
f = Field(field.getName(),
fieldType=info[0],
fieldTypeInfo=len(info) > 1 and info[1] or None,
required=field.required,
default=field.default,
default_method=getattr(field, 'default_method', None),
vocabulary=voc,
title=field.title,
description=field.description,
readonly=field.readonly,
#value_type=getattr(field, 'value_type', None),
nostore=getattr(field, 'nostore', False),
multiple=getattr(field, 'multiple', False),
baseField=field,)
return f

55
composer/schema/grid/field.py
View file

@ -28,8 +28,63 @@ from zope.cachedescriptors.property import Lazy
from zope.component import adapts from zope.component import adapts
import zope.schema import zope.schema
from cybertools.composer.schema.factory import createField
from cybertools.composer.schema.field import ListFieldInstance
from cybertools.composer.schema.interfaces import IField, IFieldInstance from cybertools.composer.schema.interfaces import IField, IFieldInstance
from cybertools.composer.schema.interfaces import fieldTypes, undefined from cybertools.composer.schema.interfaces import fieldTypes, undefined
from cybertools.util.format import toStr, toUnicode from cybertools.util.format import toStr, toUnicode
from cybertools.util import json
class GridFieldInstance(ListFieldInstance):
@Lazy
def columnTypes(self):
return [createField(t) for t in self.context.baseField.column_types]
@Lazy
def columnFieldInstances(self):
result = []
for f in self.columnTypes:
instanceName = (f.instance_name or
f.getFieldTypeInfo().instanceName)
result.append(component.getAdapter(f, IFieldInstance,
name=instanceName))
return result
def marshall(self, value):
if isinstance(value, basestring):
return value
# TODO: marshall values!
v = value or []
empty = {}
for fi in self.columnFieldInstances:
default = fi.default
if default is None:
default = ''
empty[fi.name] = str(default)
for i in range(3):
v.append(empty)
return json.dumps(dict(items=v))
def display(self, value):
headers = [fi.context.title for fi in self.columnFieldInstances]
rows = []
for item in value or []:
row = []
for fi in self.columnFieldInstances:
row.append(fi.display(item[fi.name]))
rows.append(row)
return dict(headers=headers, rows=rows)
def unmarshall(self, value):
if not value:
return []
result = []
rows = json.loads(value)['items']
for row in rows:
item = {}
for fi in self.columnFieldInstances:
item[fi.name] = fi.unmarshall(row[fi.name])
result.append(item)
return result

6
composer/schema/grid/grid_macros.pt
View file

@ -3,7 +3,9 @@
<body> <body>
<metal:input define-macro="input_grid"> <metal:input define-macro="input_grid"
tal:define="fieldInstance python: field.getFieldInstance(view.instance);
columns fieldInstance/columnTypes">
<span dojoType="dojo.data.ItemFileWriteStore" <span dojoType="dojo.data.ItemFileWriteStore"
tal:attributes="jsId string:store_$name; tal:attributes="jsId string:store_$name;
@ -15,7 +17,7 @@
store string:store_$name"> store string:store_$name">
<thead> <thead>
<tr> <tr>
<tal:header repeat="column field/columns"> <tal:header repeat="column columns">
<th tal:attributes="field column/name" <th tal:attributes="field column/name"
tal:content="column/title">Column Title</th> tal:content="column/title">Column Title</th>
</tal:header> </tal:header>

42
composer/schema/grid/interfaces.py Normal file
View file

@ -0,0 +1,42 @@
#
# Copyright (c) 2007 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
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
"""
Grid field definition.
$Id$
"""
from zope import schema
from zope.interface import Interface, Attribute
from zope.i18nmessageid import MessageFactory
from zope.schema.vocabulary import SimpleVocabulary, SimpleTerm
from cybertools.composer.schema.interfaces import FieldType
_ = MessageFactory('cybertools.composer.schema')
class Grid(schema.List):
__typeInfo__ = ('grid',
FieldType('grid', 'grid',
u'Grid for representing a series of records or rows.',
instanceName='grid'))
column_types = []

2
composer/schema/interfaces.py
View file

@ -30,7 +30,7 @@ from zope.schema.vocabulary import SimpleVocabulary, SimpleTerm
from cybertools.composer.interfaces import ITemplate, IComponent from cybertools.composer.interfaces import ITemplate, IComponent
from cybertools.composer.interfaces import IInstance as IBaseInstance from cybertools.composer.interfaces import IInstance as IBaseInstance
_ = MessageFactory('zope') _ = MessageFactory('cybertools.composer.schema')
class ISchema(ITemplate): class ISchema(ITemplate):