# Copyright (c) 2015-2023 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.

# This is an example UI plugin which demonstrates how to add sidebar widgets to Binary Ninja.
# See .../api/ui/sidebar.h for interface details.

from binaryninjaui import SidebarWidget, SidebarWidgetType, Sidebar, UIActionHandler
from PySide6 import QtCore
from PySide6.QtCore import Qt, QRectF
from PySide6.QtWidgets import QApplication, QHBoxLayout, QVBoxLayout, QLabel, QWidget
from PySide6.QtGui import QImage, QPixmap, QPainter, QFont, QColor

instance_id = 0


# Sidebar widgets must derive from SidebarWidget, not QWidget. SidebarWidget is a QWidget but
# provides callbacks for sidebar events, and must be created with a title.
class HelloSidebarWidget(SidebarWidget):
	def __init__(self, name, frame, data):
		global instance_id
		SidebarWidget.__init__(self, name)
		self.actionHandler = UIActionHandler()
		self.actionHandler.setupActionHandler(self)
		offset_layout = QHBoxLayout()
		offset_layout.addWidget(QLabel("Offset: "))
		self.offset = QLabel(hex(0))
		offset_layout.addWidget(self.offset)
		offset_layout.setAlignment(QtCore.Qt.AlignCenter)
		datatype_layout = QHBoxLayout()
		datatype_layout.addWidget(QLabel("Data Type: "))
		self.datatype = QLabel("")
		datatype_layout.addWidget(self.datatype)
		datatype_layout.setAlignment(QtCore.Qt.AlignCenter)
		layout = QVBoxLayout()
		title = QLabel(name, self)
		title.setAlignment(QtCore.Qt.AlignCenter)
		instance = QLabel("Instance: " + str(instance_id), self)
		instance.setAlignment(QtCore.Qt.AlignCenter)
		layout.addStretch()
		layout.addWidget(title)
		layout.addWidget(instance)
		layout.addLayout(datatype_layout)
		layout.addLayout(offset_layout)
		layout.addStretch()
		self.setLayout(layout)
		instance_id += 1
		self.data = data

	def notifyOffsetChanged(self, offset):
		self.offset.setText(hex(offset))

	def notifyViewChanged(self, view_frame):
		if view_frame is None:
			self.datatype.setText("None")
			self.data = None
		else:
			self.datatype.setText(view_frame.getCurrentView())
			view = view_frame.getCurrentViewInterface()
			self.data = view.getData()

	def contextMenuEvent(self, event):
		self.m_contextMenuManager.show(self.m_menu, self.actionHandler)


class HelloSidebarWidgetType(SidebarWidgetType):
	def __init__(self):
		# Sidebar icons are 28x28 points. Should be at least 56x56 pixels for
		# HiDPI display compatibility. They will be automatically made theme
		# aware, so you need only provide a grayscale image, where white is
		# the color of the shape.
		icon = QImage(56, 56, QImage.Format_RGB32)
		icon.fill(0)

		# Render an "H" as the example icon
		p = QPainter()
		p.begin(icon)
		p.setFont(QFont("Open Sans", 56))
		p.setPen(QColor(255, 255, 255, 255))
		p.drawText(QRectF(0, 0, 56, 56), Qt.AlignCenter, "H")
		p.end()

		SidebarWidgetType.__init__(self, icon, "Hello")

	def createWidget(self, frame, data):
		# This callback is called when a widget needs to be created for a given context. Different
		# widgets are created for each unique BinaryView. They are created on demand when the sidebar
		# widget is visible and the BinaryView becomes active.
		return HelloSidebarWidget("Hello", frame, data)


# Register the sidebar widget type with Binary Ninja. This will make it appear as an icon in the
# sidebar and the `createWidget` method will be called when a widget is required.
Sidebar.addSidebarWidgetType(HelloSidebarWidgetType())