First go at the new type registry.
Marco Pesenti Gritti
17 years ago
parent
defd9f76e3
commit
73f2577397
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sugardir = $(pythondir)/sugar/objects
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sugar_PYTHON = \
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__init__.py \
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typeregistry.py \
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typeinfo.py
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# Copyright (C) 2007, Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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class TypeInfo(object):
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def __init__(self, info_dict=None):
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self.type_id = None
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self.name = None
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self.icon = 'theme:stock-missing'
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self.parent = None
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self.formats = []
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if info_dict:
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self._read_from_dict(info_dict)
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def get_default_activity(self):
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return None
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def get_activities(self):
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return []
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def _read_from_config(self, section, items, l_items):
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self.type_id = section
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for item in items:
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if item[0] == 'name':
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self.name = item[1]
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elif item[0] == 'icon':
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self.icon = item[1]
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elif item[0] == 'parent':
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self.parent = item[1]
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elif item[0] == 'formats':
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self.formats = item[1].split(';')
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for item in litems:
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if item[0] == 'name':
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self.name = item[1]
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return (self.name and self.parent and self.formats)
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def _read_from_dict(self, info_dict):
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self.type_id = info_dict['type_id']
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self.name = info_dict['name']
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self.icon = info_dict['icon']
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self.formats = info_dict['formats']
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@ -0,0 +1,99 @@
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# Copyright (C) 2007, Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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from gettext import gettext as _
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from ConfigParser import ConfigParser
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from sugar.objects.typeinfo import TypeInfo
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from sugar.activity import bundleregistry
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_text_type = {
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'type_id' : 'Text',
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'name' : _('Text'),
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'icon' : 'theme:object-text',
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'formats' : [ 'text/plain', 'application/pdf' ]
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}
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_image_type = {
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'type_id' : 'Image',
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'name' : _('Image'),
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'icon' : 'theme:object-image',
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'formats' : [ 'image/jpeg', 'image/gif', 'image/png' ]
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}
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class _RootNode(_TypeNode):
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def __init__(self):
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_TypeNode.__init__('')
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def append_primitive(self, info_dict):
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self.append(TypeInfo(info_dict)
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class _TypeNode(list):
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def __init__(self, type_info):
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self.type_info = type_info
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def get_node_from_type(self, type_id):
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for node in self:
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if node.type_info.type_id == type_id:
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return node
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for node in self:
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child = node.get_node_from_type()
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if child:
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return child
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return None
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class TypeRegistry(object):
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def __init__(self):
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self._tree = _RootNode()
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self._tree.append_primitive(_image_type)
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self._tree.append_primitive(_text_type)
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self._bundle_registry = bundleregistry.get_registry()
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for bundle in self._bundle_registry:
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self._read_from_bundle(bundle)
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self._bundle_registry.connect('bundle-added', self._bundle_added_cb)
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def _bundle_added_cb (self, registry, bundle):
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self._read_from_bundle(bundle)
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def _read_from_bundle(self, bundle):
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cp = ConfigParser()
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path = bundle.get_path()
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cp.read([os.path.join(path, 'activity', 'object_types.info')])
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items = cp.items()
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cp = ConfigParser()
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path = bundle.get_locale_path()
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cp.read([os.path.join(path, 'object_types.linfo')])
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l_items = cp.items()
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for section in cp.sections():
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type_info = TypeInfo()
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if type_info.read_from_config(section, items, l_items)
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parent_node = self._tree.get_node_from_type(type_info.parent)
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if parent_node:
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parent_node.append(_TypeNode(type_info)
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return True
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return False
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def get_registry():
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return _type_registry
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_type_registry = TypeRegistry()
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