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###############################################################################
#
# Copyright (C) 2007-TODAY OpenERP SA. All Rights Reserved.
#
# $Id$
#
# Developed by OpenERP (http://openerp.com) and Axelor (http://axelor.com).
#
# The OpenERP web client is distributed under the "OpenERP Public License".
# It's based on Mozilla Public License Version (MPL) 1.1 with following
# restrictions:
#
# - All names, links and logos of OpenERP must be kept as in original
# distribution without any changes in all software screens, especially
# in start-up page and the software header, even if the application
# source code has been changed or updated or code has been added.
#
# You can see the MPL licence at: http://www.mozilla.org/MPL/MPL-1.1.html
#
###############################################################################
import cherrypy
from openobject.widgets import Widget
from openobject.widgets import InputWidget
import simplejson
__all__ = ['TinyWidget', 'TinyInputWidget', 'ConcurrencyInfo',
'register_widget', 'get_widget', 'get_registered_widgets',
'InputWidgetLabel']
_attrs_boolean = {
'select': False,
'nolabel': False,
'required': False,
'readonly': False,
}
def _boolean_attr(attrs, name):
if name not in _attrs_boolean:
return attrs.get(name)
val = attrs.get(name)
if isinstance(val, basestring) and val.lower() in ('false', 'none', '0'):
return False
return (attrs.get(name) and True) or _attrs_boolean.get(name)
class TinyWidget(Widget):
params = [
'colspan',
'rowspan',
'string',
'nolabel',
'visible',
'valign',
'model',
'label'
]
colspan = 1
rowspan = 1
string = None
nolabel = False
visible = True
model = None
valign = "middle"
def __init__(self, **attrs):
super(TinyWidget, self).__init__(**attrs)
prefix = attrs.get('prefix', '')
self._name = prefix + (prefix and '/' or '') + attrs.get('name', '')
self.colspan = int(self.colspan)
self.rowspan = int(self.rowspan)
self.nolabel = _boolean_attr(attrs, 'nolabel')
self.visible = True
try:
visval = attrs.get('invisible', 'False')
ctx = attrs.get('context', {})
self.invisible = eval(visval, {'context': ctx})
except:
pass
self.attributes = attrs.get('attrs', {})
def get_widgets_by_name(self, name, kind=Widget, parent=None):
result = []
parent = parent or self
for wid in parent.iter_member_widgets():
if wid.name == name and isinstance(wid, kind):
result.append(wid)
if getattr(wid, 'member_widgets', False):
result += self.get_widgets_by_name(name, kind=kind, parent=wid)
return result
@property
def name(self):
return self._name
class InputWidgetLabel(Widget):
template = "/openerp/widgets/templates/label.mako"
params = ['string', 'help']
def __init__(self, name, string, help=None):
super(InputWidgetLabel, self).__init__(name=name, string=string, help=help)
class TinyInputWidget(TinyWidget, InputWidget):
params = [
'select',
'required',
'readonly',
'help',
'editable',
'translatable',
'inline',
'states',
'callback',
'change_default',
'onchange',
'kind',
'filters' # filter buttons within an input widget, part of the same implicit "group"
]
select = False
required = False
readonly = False
help = None
editable = True
translatable = False
inline = False
states = None
callback = None
change_default = None
kind=None
label_type = InputWidgetLabel
def __init__(self, **attrs):
super(TinyInputWidget, self).__init__(**attrs)
if isinstance(self.states, basestring):
self.states = self.states.split(',')
self.select = _boolean_attr(attrs, 'select')
self.required = _boolean_attr(attrs, 'required')
self.readonly = _boolean_attr(attrs, 'readonly')
self.translatable = attrs.get('translate', False)
self.set_state(attrs.get('state', 'draft'))
self.callback = attrs.get('on_change', None)
self.kind = attrs.get('type', None)
self.label = self.label_type(self.name, self.string, self.help)
self.filters = []
def set_state(self, state):
if isinstance(self.states, dict) and state in self.states:
attrs = dict(self.states[state])
self.readonly = attrs.get('readonly', self.readonly)
self.required = attrs.get('required', self.required)
self.default = attrs.get('value', self.default)
def get_value(self):
"""Get the value of the field.
@return: field value
"""
return self.default
def set_value(self, value):
"""Set the value of the field.
@param value: the value
"""
if isinstance(value, basestring):
value = ustr(value)
self.default = value
def get_display_value(self):
"""Get the display value of the field.
"""
try:
return self.validator.from_python(self.default)
except:
pass
return self.get_value()
def update_params(self, params):
super(TinyInputWidget, self).update_params(params)
params.update(
kind=self.kind,
editable=self.editable,
inline=self.inline,
attrs={
'change_default': self.change_default or None,
'callback': self.callback or None,
'onchange': self.onchange
})
if self.readonly:
params['attrs']['disabled'] = 'disabled'
class ConcurrencyInfo(TinyInputWidget):
template = "/openerp/widgets/templates/concurrencyinfo.mako"
params = ['ids', 'model', 'info']
def __init__(self, model, ids):
super(ConcurrencyInfo, self).__init__(model=model, ids=ids)
@property
def info(self):
return getattr(cherrypy.request, 'terp_concurrency_info', {})
@classmethod
def update(cls, resource, records):
info = getattr(cherrypy.request, 'terp_concurrency_info', {})
vals = info.setdefault(resource, {})
for item in records:
vals[item['id']] = item.pop('__last_update', '')
cherrypy.request.terp_concurrency_info = info
cherrypy.response.headers['X-Concurrency-Info'] = \
simplejson.dumps(info)
from openobject import pooler
def register_widget(klass, types, view="form"):
"""Register a widget class for the given view and types
@param view: the view type (e.g. form, tree)
@param types: register for the give types
@param klass: widget class
"""
if not isinstance(types, (list, tuple)):
types = [types]
for t in types:
pooler.register_object(klass, key=t, group=view)
def get_widget(type, view="form"):
"""Get the widget of the given type for the given view.
@param view: the view
@param type: the widget type
"""
pool = pooler.get_pool()
return pool.get(type, group=view)
def get_registered_widgets(view="form"):
"""Get all the registered widgets for the given view type.
@param view: the view
@returns: dict of all the registered widgets
"""
pool = pooler.get_pool()
return pool.get_group(view)
# vim: ts=4 sts=4 sw=4 si et
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