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# Copyright (c) 2015-2026 Vector 35 Inc
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
# IN THE SOFTWARE.
import ctypes
from typing import List
from . import _binaryninjacore as core
class UndoAction:
"""
Class representing an action in an UndoEntry
"""
def __init__(self, handle: core.BNUndoActionHandle):
self._handle = handle
def __del__(self):
if core is not None:
core.BNFreeUndoAction(self._handle)
def __repr__(self) -> str:
return f"<UndoAction: {self}>"
def __str__(self):
return self.summary_text
@property
def summary_text(self) -> str:
return core.BNUndoActionGetSummaryText(self._handle) # type: ignore
class UndoEntry:
"""
Class representing an entry in undo/redo history
"""
def __init__(self, handle: core.BNUndoEntryHandle):
self._handle = handle
def __del__(self):
if core is not None:
core.BNFreeUndoEntry(self._handle)
@property
def actions(self) -> List[UndoAction]:
"""
Get the list of actions in this entry
:return: List of UndoAction in this UndoEntry
"""
count = ctypes.c_size_t()
value = core.BNUndoEntryGetActions(self._handle, count)
if value is None:
raise Exception("Failed to get list undo actions")
result = []
try:
for i in range(count.value):
folder_handle = core.BNNewUndoActionReference(value[i])
if folder_handle is None:
raise Exception("core.BNNewUndoActionReference returned None")
result.append(UndoAction(folder_handle))
return result
finally:
core.BNFreeUndoActionList(value, count.value)
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