From 08c5286c19fd78fa9d3b9f469a639c7a1013f22e Mon Sep 17 00:00:00 2001
From: Josh Ferrell <josh@vector35.com>
Date: Thu, 9 May 2024 22:53:01 -0400
Subject: History widget

---
 python/undo.py | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 python/undo.py

(limited to 'python/undo.py')

diff --git a/python/undo.py b/python/undo.py
new file mode 100644
index 00000000..4a0a7124
--- /dev/null
+++ b/python/undo.py
@@ -0,0 +1,81 @@
+# Copyright (c) 2015-2024 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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