## ###
# IP: GHIDRA
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##
from ctypes import *

from comtypes import COMError
from comtypes.gen import DbgMod
from comtypes.hresult import S_OK, S_FALSE
from pybag.dbgeng import exception

from .imodeliterator import ModelIterator


class IterableConcept(object):
    def __init__(self, concept):
        self._concept = concept
        concept.AddRef()

    # IterableConcept

    def GetDefaultIndexDimensionality(self, context, dimensionality):
        raise exception.E_NOTIMPL_Error

    def GetIterator(self, context):
        iterator = POINTER(DbgMod.IModelIterator)()
        try:
            self._concept.GetIterator(context._obj, byref(iterator))
        except COMError as ce:
            return None
        return ModelIterator(iterator)
