more testing of pyside6

cq_editor/__main__.py

@@ -1,7 +1,7 @@
 import sys
 import argparse
 
-from PyQt5.QtWidgets import QApplication
+from PySide6.QtWidgets import QApplication
 
 NAME = 'CQ-editor'
 

cq_editor/cq_utils.py

@@ -15,7 +15,7 @@ from OCP.Quantity import (
 )
 from OCP.Graphic3d import Graphic3d_NOM_JADE, Graphic3d_MaterialAspect
 
-from PyQt5.QtGui import QColor
+from PySide6.QtGui import QColor
 
 DEFAULT_FACE_COLOR = Quantity_Color(GOLD)
 DEFAULT_MATERIAL = Graphic3d_MaterialAspect(Graphic3d_NOM_JADE)

cq_editor/editor.py

@@ -3,9 +3,9 @@ import spyder.utils.encoding
 from modulefinder import ModuleFinder
 
 from spyder.plugins.editor.widgets.codeeditor import CodeEditor
-from PyQt5.QtCore import pyqtSignal, QFileSystemWatcher, QTimer
+from PySide6.QtCore import Signal as pyqtSignal, QFileSystemWatcher, QTimer
-from PyQt5.QtWidgets import QAction, QFileDialog
+from PySide6.QtWidgets import QAction, QFileDialog
-from PyQt5.QtGui import QFontDatabase
+from PySide6.QtGui import QFontDatabase
 from path import Path
 
 import sys
@@ -17,91 +17,104 @@ from ..utils import get_save_filename, get_open_filename, confirm
 
 from ..icons import icon
 
-class Editor(CodeEditor,ComponentMixin):
 
-    name = 'Code Editor'
+class Editor(CodeEditor, ComponentMixin):
+    name = "Code Editor"
 
     # This signal is emitted whenever the currently-open file changes and
     # autoreload is enabled.
     triggerRerender = pyqtSignal(bool)
     sigFilenameChanged = pyqtSignal(str)
 
-    preferences = Parameter.create(name='Preferences',children=[
+    preferences = Parameter.create(
-        {'name': 'Font size', 'type': 'int', 'value': 12},
+        name="Preferences",
-        {'name': 'Autoreload', 'type': 'bool', 'value': False},
+        children=[
-        {'name': 'Autoreload delay', 'type': 'int', 'value': 50},
+            {"name": "Font size", "type": "int", "value": 12},
-        {'name': 'Autoreload: watch imported modules', 'type': 'bool', 'value': False},
+            {"name": "Autoreload", "type": "bool", "value": False},
-        {'name': 'Line wrap', 'type': 'bool', 'value': False},
+            {"name": "Autoreload delay", "type": "int", "value": 50},
-        {'name': 'Color scheme', 'type': 'list',
+            {
-         'values': ['Spyder','Monokai','Zenburn'], 'value': 'Spyder'}])
+                "name": "Autoreload: watch imported modules",
+                "type": "bool",
+                "value": False,
+            },
+            {"name": "Line wrap", "type": "bool", "value": False},
+            {
+                "name": "Color scheme",
+                "type": "list",
+                "values": ["Spyder", "Monokai", "Zenburn"],
+                "value": "Spyder",
+            },
+        ],
+    )
 
-    EXTENSIONS = 'py'
+    EXTENSIONS = "py"
-
-    def __init__(self,parent=None):
 
+    def __init__(self, parent=None):
         self._watched_file = None
 
-        super(Editor,self).__init__(parent)
+        super(Editor, self).__init__(parent)
         ComponentMixin.__init__(self)
 
-        self.setup_editor(linenumbers=True,
+        self.setup_editor(
-                          markers=True,
+            linenumbers=True,
-                          edge_line=False,
+            markers=True,
-                          tab_mode=False,
+            edge_line=False,
-                          show_blanks=True,
+            tab_mode=False,
-                          font=QFontDatabase.systemFont(QFontDatabase.FixedFont),
+            show_blanks=True,
-                          language='Python',
+            font=QFontDatabase.systemFont(QFontDatabase.FixedFont),
-                          filename='')
+            language="Python",
+            filename="",
+        )
 
-        self._actions =  \
+        self._actions = {
-                {'File' : [QAction(icon('new'),
+            "File": [
-                                  'New',
+                QAction(
-                                  self,
+                    icon("new"), "New", self, shortcut="ctrl+N", triggered=self.new
-                                  shortcut='ctrl+N',
+                ),
-                                  triggered=self.new),
+                QAction(
-                          QAction(icon('open'),
+                    icon("open"), "Open", self, shortcut="ctrl+O", triggered=self.open
-                                  'Open',
+                ),
-                                  self,
+                QAction(
-                                  shortcut='ctrl+O',
+                    icon("save"), "Save", self, shortcut="ctrl+S", triggered=self.save
-                                  triggered=self.open),
+                ),
-                          QAction(icon('save'),
+                QAction(
-                                  'Save',
+                    icon("save_as"),
-                                  self,
+                    "Save as",
-                                  shortcut='ctrl+S',
+                    self,
-                                  triggered=self.save),
+                    shortcut="ctrl+shift+S",
-                          QAction(icon('save_as'),
+                    triggered=self.save_as,
-                                  'Save as',
+                ),
-                                  self,
+                QAction(
-                                  shortcut='ctrl+shift+S',
+                    icon("autoreload"),
-                                  triggered=self.save_as),
+                    "Automatic reload and preview",
-                          QAction(icon('autoreload'),
+                    self,
-                                  'Automatic reload and preview',
+                    triggered=self.autoreload,
-                                  self,triggered=self.autoreload,
+                    checkable=True,
-                                  checkable=True,
+                    checked=False,
-                                  checked=False,
+                    objectName="autoreload",
-                                  objectName='autoreload'),
+                ),
-                          ]}
+            ]
+        }
 
         for a in self._actions.values():
             self.addActions(a)
 
-
         self._fixContextMenu()
 
         # autoreload support
         self._file_watcher = QFileSystemWatcher(self)
         # we wait for 50ms after a file change for the file to be written completely
         self._file_watch_timer = QTimer(self)
-        self._file_watch_timer.setInterval(self.preferences['Autoreload delay'])
+        self._file_watch_timer.setInterval(self.preferences["Autoreload delay"])
         self._file_watch_timer.setSingleShot(True)
         self._file_watcher.fileChanged.connect(
-                lambda val: self._file_watch_timer.start())
+            lambda val: self._file_watch_timer.start()
+        )
         self._file_watch_timer.timeout.connect(self._file_changed)
 
         self.updatePreferences()
 
     def _fixContextMenu(self):
-
         menu = self.menu
 
         menu.removeAction(self.run_cell_action)
@@ -109,52 +122,52 @@ class Editor(CodeEditor,ComponentMixin):
         menu.removeAction(self.run_selection_action)
         menu.removeAction(self.re_run_last_cell_action)
 
-    def updatePreferences(self,*args):
+    def updatePreferences(self, *args):
-
+        self.set_color_scheme(self.preferences["Color scheme"])
-        self.set_color_scheme(self.preferences['Color scheme'])
 
         font = self.font()
-        font.setPointSize(self.preferences['Font size'])
+        font.setPointSize(self.preferences["Font size"])
         self.set_font(font)
 
-        self.findChild(QAction, 'autoreload') \
+        self.findChild(QAction, "autoreload").setChecked(self.preferences["Autoreload"])
-            .setChecked(self.preferences['Autoreload'])
 
-        self._file_watch_timer.setInterval(self.preferences['Autoreload delay'])
+        self._file_watch_timer.setInterval(self.preferences["Autoreload delay"])
 
-        self.toggle_wrap_mode(self.preferences['Line wrap'])
+        self.toggle_wrap_mode(self.preferences["Line wrap"])
 
         self._clear_watched_paths()
         self._watch_paths()
 
     def confirm_discard(self):
-
         if self.modified:
-            rv =  confirm(self,'Please confirm','Current document is not saved - do you want to continue?')
+            rv = confirm(
+                self,
+                "Please confirm",
+                "Current document is not saved - do you want to continue?",
+            )
         else:
             rv = True
 
         return rv
 
     def new(self):
+        if not self.confirm_discard():
+            return
 
-        if not self.confirm_discard(): return
+        self.set_text("")
-
+        self.filename = ""
-        self.set_text('')
-        self.filename = ''
         self.reset_modified()
 
     def open(self):
-        
+        if not self.confirm_discard():
-        if not self.confirm_discard(): return
+            return
 
         curr_dir = Path(self.filename).abspath().dirname()
         fname = get_open_filename(self.EXTENSIONS, curr_dir)
-        if fname != '':
+        if fname != "":
             self.load_from_file(fname)
 
-    def load_from_file(self,fname):
+    def load_from_file(self, fname):
-
         self.set_text_from_file(fname)
         self.filename = fname
         self.reset_modified()
@@ -164,24 +177,22 @@ class Editor(CodeEditor,ComponentMixin):
             # this function returns the encoding spyder used to read the file
             _, encoding = spyder.utils.encoding.read(fname)
             # spyder returns a -guessed suffix in some cases
-            return encoding.replace('-guessed', '')
+            return encoding.replace("-guessed", "")
         else:
-            return 'utf-8'
+            return "utf-8"
 
     def save(self):
-
+        if self._filename != "":
-        if self._filename != '':
+            if self.preferences["Autoreload"]:
-
-            if self.preferences['Autoreload']:
                 self._file_watcher.blockSignals(True)
                 self._file_watch_timer.stop()
 
             encoding = self.determine_encoding(self._filename)
             encoded = self.toPlainText().encode(encoding)
-            with open(self._filename, 'wb') as f:
+            with open(self._filename, "wb") as f:
                 f.write(encoded)
 
-            if self.preferences['Autoreload']:
+            if self.preferences["Autoreload"]:
                 self._file_watcher.blockSignals(False)
                 self.triggerRerender.emit(True)
 
@@ -191,21 +202,26 @@ class Editor(CodeEditor,ComponentMixin):
             self.save_as()
 
     def save_as(self):
-
         fname = get_save_filename(self.EXTENSIONS)
-        if fname != '':
+        if fname != "":
-            encoded = self.toPlainText().encode('utf-8')
+            encoded = self.toPlainText().encode("utf-8")
-            with open(fname, 'wb') as f:
+            with open(fname, "wb") as f:
                 f.write(encoded)
                 self.filename = fname
 
             self.reset_modified()
 
     def _update_filewatcher(self):
-        if self._watched_file and (self._watched_file != self.filename or not self.preferences['Autoreload']):
+        if self._watched_file and (
+            self._watched_file != self.filename or not self.preferences["Autoreload"]
+        ):
             self._clear_watched_paths()
             self._watched_file = None
-        if self.preferences['Autoreload'] and self.filename and self.filename != self._watched_file:
+        if (
+            self.preferences["Autoreload"]
+            and self.filename
+            and self.filename != self._watched_file
+        ):
             self._watched_file = self._filename
             self._watch_paths()
 
@@ -227,8 +243,8 @@ class Editor(CodeEditor,ComponentMixin):
     def _watch_paths(self):
         if Path(self._filename).exists():
             self._file_watcher.addPath(self._filename)
-            if self.preferences['Autoreload: watch imported modules']:
+            if self.preferences["Autoreload: watch imported modules"]:
-                module_paths =  self.get_imported_module_paths(self._filename)
+                module_paths = self.get_imported_module_paths(self._filename)
                 if module_paths:
                     self._file_watcher.addPaths(module_paths)
 
@@ -241,51 +257,45 @@ class Editor(CodeEditor,ComponentMixin):
 
     # Turn autoreload on/off.
     def autoreload(self, enabled):
-        self.preferences['Autoreload'] = enabled
+        self.preferences["Autoreload"] = enabled
         self._update_filewatcher()
 
     def reset_modified(self):
-
         self.document().setModified(False)
-        
+
     @property
     def modified(self):
-        
         return self.document().isModified()
 
-    def saveComponentState(self,store):
+    def saveComponentState(self, store):
+        if self.filename != "":
+            store.setValue(self.name + "/state", self.filename)
 
-        if self.filename != '':
+    def restoreComponentState(self, store):
-            store.setValue(self.name+'/state',self.filename)
+        filename = store.value(self.name + "/state")
 
-    def restoreComponentState(self,store):
+        if filename and self.filename == "":
-
-        filename = store.value(self.name+'/state')
-
-        if filename and self.filename == '':
             try:
                 self.load_from_file(filename)
             except IOError:
-                self._logger.warning(f'could not open {filename}')
+                self._logger.warning(f"could not open {filename}")
-
 
     def get_imported_module_paths(self, module_path):
-
         finder = ModuleFinder([os.path.dirname(module_path)])
         imported_modules = []
 
         try:
             finder.run_script(module_path)
         except SyntaxError as err:
-            self._logger.warning(f'Syntax error in {module_path}: {err}')
+            self._logger.warning(f"Syntax error in {module_path}: {err}")
         except Exception as err:
             self._logger.warning(
-                f'Cannot determine imported modules in {module_path}: {type(err).__name__} {err}'
+                f"Cannot determine imported modules in {module_path}: {type(err).__name__} {err}"
             )
         else:
             for module_name, module in finder.modules.items():
-                if module_name != '__main__':
+                if module_name != "__main__":
-                    path = getattr(module, '__file__', None)
+                    path = getattr(module, "__file__", None)
                     if path is not None and os.path.isfile(path):
                         imported_modules.append(path)
 
@@ -293,8 +303,7 @@ class Editor(CodeEditor,ComponentMixin):
 
 
 if __name__ == "__main__":
-
+    from PySide6.QtWidgets import QApplication
-    from PyQt5.QtWidgets import QApplication
 
     app = QApplication(sys.argv)
     editor = Editor()

cq_editor/icons.py

@@ -6,7 +6,7 @@ Created on Fri May 25 14:47:10 2018
 @author: adam
 """
 
-from PyQt5.QtGui import QIcon
+from PySide6.QtGui import QIcon
 
 from . import icons_res
 _icons = {
@@ -56,4 +56,4 @@ def icon(name):
 
     args,kwargs = _icons_specs[name]
 
-    return qta.icon(*args,**kwargs)
+    return qta.icon(*args,**kwargs)

cq_editor/icons_res.py

@@ -6,7 +6,7 @@
 #
 # WARNING! All changes made in this file will be lost!
 
-from PyQt5 import QtCore
+from PySide6 import QtCore
 
 qt_resource_data = b"\
 \x00\x00\x4e\x4c\

cq_editor/main_window.py

@@ -1,6 +1,8 @@
 import sys
 
-from PyQt5.QtWidgets import (QLabel, QMainWindow, QToolBar, QDockWidget, QAction)
+from PySide6.QtWidgets import QLabel, QMainWindow, QToolBar, QDockWidget
+from PySide6.QtGui import QAction
+from PySide6.QtCore import Signal as pyqtSignal
 from logbook import Logger
 import cadquery as cq
 
@@ -14,16 +16,26 @@ from .widgets.cq_object_inspector import CQObjectInspector
 from .widgets.log import LogViewer
 
 from . import __version__
-from .utils import dock, add_actions, open_url, about_dialog, check_gtihub_for_updates, confirm
+from .utils import (
+    dock,
+    add_actions,
+    open_url,
+    about_dialog,
+    check_gtihub_for_updates,
+    confirm,
+)
 from .mixins import MainMixin
 from .icons import icon
 from .preferences import PreferencesWidget
 
-#DARKMODE edits: https://stackoverflow.com/questions/48256772/dark-theme-for-qt-widgets
+# DARKMODE edits: https://stackoverflow.com/questions/48256772/dark-theme-for-qt-widgets
-from PyQt5.QtCore import Qt
+from PySide6.QtCore import Qt
-from PyQt5.QtWidgets import QApplication
+from PySide6.QtWidgets import QApplication
-from PyQt5.QtGui import QPalette, QColor
+from PySide6.QtGui import QPalette, QColor
-app = QApplication([])
+
+app = QApplication.instance()
+if app == None:
+    app = QApplication([])
 # Force the style to be the same on all OSs:
 app.setStyle("Fusion")
 # Now use a palette to switch to dark colors:
@@ -43,141 +55,131 @@ palette.setColor(QPalette.Highlight, QColor(42, 130, 218))
 palette.setColor(QPalette.HighlightedText, Qt.black)
 app.setPalette(palette)
 
-class MainWindow(QMainWindow,MainMixin):
 
-    name = 'CQ-Editor'
+class MainWindow(QMainWindow, MainMixin):
-    org = 'CadQuery'
+    name = "CQ-Editor"
+    org = "CadQuery"
 
-    def __init__(self,parent=None, filename=None):
+    def __init__(self, parent=None, filename=None):
-
+        super(MainWindow, self).__init__(parent)
-        super(MainWindow,self).__init__(parent)
         MainMixin.__init__(self)
 
-        self.setWindowIcon(icon('app'))
+        self.setWindowIcon(icon("app"))
 
         self.viewer = OCCViewer(self)
-        self.setCentralWidget(self.viewer.canvas)
+        # self.setCentralWidget(self.viewer.canvas)
 
-        self.prepare_panes()
+        # self.prepare_panes()
-        self.registerComponent('viewer',self.viewer)
+        # self.registerComponent("viewer", self.viewer)
-        self.prepare_toolbar()
+        # self.prepare_toolbar()
-        self.prepare_menubar()
+        # self.prepare_menubar()
 
-        self.prepare_statusbar()
+        # self.prepare_statusbar()
-        self.prepare_actions()
+        # self.prepare_actions()
-        
-        self.components['object_tree'].addLines()
 
-        self.prepare_console()
+        # self.components["object_tree"].addLines()
 
-        self.fill_dummy()
+        # self.prepare_console()
 
-        self.setup_logging()
+        # self.fill_dummy()
 
-        self.restorePreferences()
+        # self.setup_logging()
-        self.restoreWindow()
 
-        if filename:
+        # self.restorePreferences()
-            self.components['editor'].load_from_file(filename)
+        # self.restoreWindow()
 
-        self.restoreComponentState()
+        # if filename:
+        #    self.components["editor"].load_from_file(filename)
 
-    def closeEvent(self,event):
+        # self.restoreComponentState()
 
+    def closeEvent(self, event):
         self.saveWindow()
         self.savePreferences()
         self.saveComponentState()
 
-        if self.components['editor'].document().isModified():
+        if self.components["editor"].document().isModified():
+            rv = confirm(self, "Confirm close", "Close without saving?")
 
-            rv = confirm(self, 'Confirm close', 'Close without saving?')
-            
             if rv:
                 event.accept()
-                super(MainWindow,self).closeEvent(event)
+                super(MainWindow, self).closeEvent(event)
             else:
                 event.ignore()
         else:
-            super(MainWindow,self).closeEvent(event)
+            super(MainWindow, self).closeEvent(event)
 
     def prepare_panes(self):
+        self.registerComponent(
+            "editor",
+            Editor(self),
+            lambda c: dock(c, "Editor", self, defaultArea="left"),
+        )
 
-        self.registerComponent('editor',
+        self.registerComponent(
-                               Editor(self),
+            "object_tree",
-                               lambda c : dock(c,
+            ObjectTree(self),
-                                               'Editor',
+            lambda c: dock(c, "Objects", self, defaultArea="right"),
-                                               self,
+        )
-                                               defaultArea='left'))
 
-        self.registerComponent('object_tree',
+        self.registerComponent(
-                               ObjectTree(self),
+            "console",
-                               lambda c: dock(c,
+            ConsoleWidget(self),
-                                              'Objects',
+            lambda c: dock(c, "Console", self, defaultArea="bottom"),
-                                              self,
+        )
-                                              defaultArea='right'))
 
-        self.registerComponent('console',
+        self.registerComponent(
-                               ConsoleWidget(self),
+            "traceback_viewer",
-                               lambda c: dock(c,
+            TracebackPane(self),
-                                              'Console',
+            lambda c: dock(c, "Current traceback", self, defaultArea="bottom"),
-                                              self,
+        )
-                                              defaultArea='bottom'))
 
-        self.registerComponent('traceback_viewer',
+        self.registerComponent("debugger", Debugger(self))
-                               TracebackPane(self),
-                               lambda c: dock(c,
-                                              'Current traceback',
-                                              self,
-                                              defaultArea='bottom'))
 
-        self.registerComponent('debugger',Debugger(self))
+        self.registerComponent(
+            "variables_viewer",
+            LocalsView(self),
+            lambda c: dock(c, "Variables", self, defaultArea="right"),
+        )
 
-        self.registerComponent('variables_viewer',LocalsView(self),
+        self.registerComponent(
-                               lambda c: dock(c,
+            "cq_object_inspector",
-                                              'Variables',
+            CQObjectInspector(self),
-                                              self,
+            lambda c: dock(c, "CQ object inspector", self, defaultArea="right"),
-                                              defaultArea='right'))
+        )
-
+        self.registerComponent(
-        self.registerComponent('cq_object_inspector',
+            "log",
-                               CQObjectInspector(self),
+            LogViewer(self),
-                               lambda c: dock(c,
+            lambda c: dock(c, "Log viewer", self, defaultArea="bottom"),
-                                              'CQ object inspector',
+        )
-                                              self,
-                                              defaultArea='right'))
-        self.registerComponent('log',
-                               LogViewer(self),
-                               lambda c: dock(c,
-                                              'Log viewer',
-                                              self,
-                                              defaultArea='bottom'))
 
         for d in self.docks.values():
             d.show()
 
     def prepare_menubar(self):
-
         menu = self.menuBar()
 
-        menu_file = menu.addMenu('&File')
+        menu_file = menu.addMenu("&File")
-        menu_edit = menu.addMenu('&Edit')
+        menu_edit = menu.addMenu("&Edit")
-        menu_tools = menu.addMenu('&Tools')
+        menu_tools = menu.addMenu("&Tools")
-        menu_run = menu.addMenu('&Run')
+        menu_run = menu.addMenu("&Run")
-        menu_view = menu.addMenu('&View')
+        menu_view = menu.addMenu("&View")
-        menu_help = menu.addMenu('&Help')
+        menu_help = menu.addMenu("&Help")
 
-        #per component menu elements
+        # per component menu elements
-        menus = {'File' : menu_file,
+        menus = {
-                 'Edit' : menu_edit,
+            "File": menu_file,
-                 'Run'  : menu_run,
+            "Edit": menu_edit,
-                 'Tools': menu_tools,
+            "Run": menu_run,
-                 'View' : menu_view,
+            "Tools": menu_tools,
-                 'Help' : menu_help}
+            "View": menu_view,
+            "Help": menu_help,
+        }
 
         for comp in self.components.values():
-            self.prepare_menubar_component(menus,
+            self.prepare_menubar_component(menus, comp.menuActions())
-                                            comp.menuActions())
 
-        #global menu elements
+        # global menu elements
         menu_view.addSeparator()
         for d in self.findChildren(QDockWidget):
             menu_view.addAction(d.toggleViewAction())
@@ -186,181 +188,200 @@ class MainWindow(QMainWindow,MainMixin):
         for t in self.findChildren(QToolBar):
             menu_view.addAction(t.toggleViewAction())
 
-        menu_edit.addAction( \
+        menu_edit.addAction(
-            QAction(icon('preferences'),
+            QAction(
-                    'Preferences',
+                icon("preferences"),
-                    self,triggered=self.edit_preferences))
+                "Preferences",
+                self,
+                triggered=self.edit_preferences,
+            )
+        )
 
-        menu_help.addAction( \
+        menu_help.addAction(
-            QAction(icon('help'),
+            QAction(icon("help"), "Documentation", self, triggered=self.documentation)
-                    'Documentation',
+        )
-                    self,triggered=self.documentation))
 
-        menu_help.addAction( \
+        menu_help.addAction(
-             QAction('CQ documentation',
+            QAction("CQ documentation", self, triggered=self.cq_documentation)
-                    self,triggered=self.cq_documentation))
+        )
 
-        menu_help.addAction( \
+        menu_help.addAction(QAction(icon("about"), "About", self, triggered=self.about))
-            QAction(icon('about'),
-                    'About',
-                    self,triggered=self.about))
-        
-        menu_help.addAction( \
-            QAction('Check for CadQuery updates',
-                    self,triggered=self.check_for_cq_updates))
 
-    def prepare_menubar_component(self,menus,comp_menu_dict):
+        menu_help.addAction(
+            QAction(
+                "Check for CadQuery updates", self, triggered=self.check_for_cq_updates
+            )
+        )
 
-        for name,action in comp_menu_dict.items():
+    def prepare_menubar_component(self, menus, comp_menu_dict):
+        for name, action in comp_menu_dict.items():
             menus[name].addActions(action)
 
     def prepare_toolbar(self):
-
+        self.toolbar = QToolBar("Main toolbar", self, objectName="Main toolbar")
-        self.toolbar = QToolBar('Main toolbar',self,objectName='Main toolbar')
 
         for c in self.components.values():
-            add_actions(self.toolbar,c.toolbarActions())
+            add_actions(self.toolbar, c.toolbarActions())
 
         self.addToolBar(self.toolbar)
 
     def prepare_statusbar(self):
-
+        self.status_label = QLabel("", parent=self)
-        self.status_label = QLabel('',parent=self)
         self.statusBar().insertPermanentWidget(0, self.status_label)
 
     def prepare_actions(self):
+        self.components["debugger"].sigRendered.connect(
+            self.components["object_tree"].addObjects
+        )
+        self.components["debugger"].sigTraceback.connect(
+            self.components["traceback_viewer"].addTraceback
+        )
+        self.components["debugger"].sigLocals.connect(
+            self.components["variables_viewer"].update_frame
+        )
+        self.components["debugger"].sigLocals.connect(
+            self.components["console"].push_vars
+        )
 
-        self.components['debugger'].sigRendered\
+        self.components["object_tree"].sigObjectsAdded[list].connect(
-            .connect(self.components['object_tree'].addObjects)
+            self.components["viewer"].display_many
-        self.components['debugger'].sigTraceback\
+        )
-            .connect(self.components['traceback_viewer'].addTraceback)
+        self.components["object_tree"].sigObjectsAdded2[list, bool].connect(
-        self.components['debugger'].sigLocals\
+            self.components["viewer"].display_many
-            .connect(self.components['variables_viewer'].update_frame)
+        )
-        self.components['debugger'].sigLocals\
+        self.components["object_tree"].sigItemChanged.connect(
-            .connect(self.components['console'].push_vars)
+            self.components["viewer"].update_item
+        )
+        self.components["object_tree"].sigObjectsRemoved.connect(
+            self.components["viewer"].remove_items
+        )
+        self.components["object_tree"].sigCQObjectSelected.connect(
+            self.components["cq_object_inspector"].setObject
+        )
+        self.components["object_tree"].sigObjectPropertiesChanged.connect(
+            self.components["viewer"].redraw
+        )
+        self.components["object_tree"].sigAISObjectsSelected.connect(
+            self.components["viewer"].set_selected
+        )
 
-        self.components['object_tree'].sigObjectsAdded[list]\
+        self.components["viewer"].sigObjectSelected.connect(
-            .connect(self.components['viewer'].display_many)
+            self.components["object_tree"].handleGraphicalSelection
-        self.components['object_tree'].sigObjectsAdded[list,bool]\
+        )
-            .connect(self.components['viewer'].display_many)
-        self.components['object_tree'].sigItemChanged.\
-            connect(self.components['viewer'].update_item)
-        self.components['object_tree'].sigObjectsRemoved\
-            .connect(self.components['viewer'].remove_items)
-        self.components['object_tree'].sigCQObjectSelected\
-            .connect(self.components['cq_object_inspector'].setObject)
-        self.components['object_tree'].sigObjectPropertiesChanged\
-            .connect(self.components['viewer'].redraw)
-        self.components['object_tree'].sigAISObjectsSelected\
-            .connect(self.components['viewer'].set_selected)
 
-        self.components['viewer'].sigObjectSelected\
+        self.components["traceback_viewer"].sigHighlightLine.connect(
-            .connect(self.components['object_tree'].handleGraphicalSelection)
+            self.components["editor"].go_to_line
+        )
 
-        self.components['traceback_viewer'].sigHighlightLine\
+        self.components["cq_object_inspector"].sigDisplayObjects.connect(
-            .connect(self.components['editor'].go_to_line)
+            self.components["viewer"].display_many
+        )
+        self.components["cq_object_inspector"].sigRemoveObjects.connect(
+            self.components["viewer"].remove_items
+        )
+        self.components["cq_object_inspector"].sigShowPlane.connect(
+            self.components["viewer"].toggle_grid
+        )
+        self.components["cq_object_inspector"].sigShowPlane2[bool, float].connect(
+            self.components["viewer"].toggle_grid
+        )
+        self.components["cq_object_inspector"].sigChangePlane.connect(
+            self.components["viewer"].set_grid_orientation
+        )
 
-        self.components['cq_object_inspector'].sigDisplayObjects\
+        self.components["debugger"].sigLocalsChanged.connect(
-            .connect(self.components['viewer'].display_many)
+            self.components["variables_viewer"].update_frame
-        self.components['cq_object_inspector'].sigRemoveObjects\
+        )
-            .connect(self.components['viewer'].remove_items)
+        self.components["debugger"].sigLineChanged.connect(
-        self.components['cq_object_inspector'].sigShowPlane\
+            self.components["editor"].go_to_line
-            .connect(self.components['viewer'].toggle_grid)
+        )
-        self.components['cq_object_inspector'].sigShowPlane[bool,float]\
+        self.components["debugger"].sigDebugging.connect(
-            .connect(self.components['viewer'].toggle_grid)
+            self.components["object_tree"].stashObjects
-        self.components['cq_object_inspector'].sigChangePlane\
+        )
-            .connect(self.components['viewer'].set_grid_orientation)
+        self.components["debugger"].sigCQChanged.connect(
-
+            self.components["object_tree"].addObjects
-        self.components['debugger'].sigLocalsChanged\
+        )
-            .connect(self.components['variables_viewer'].update_frame)
+        self.components["debugger"].sigTraceback.connect(
-        self.components['debugger'].sigLineChanged\
+            self.components["traceback_viewer"].addTraceback
-            .connect(self.components['editor'].go_to_line)
+        )
-        self.components['debugger'].sigDebugging\
-            .connect(self.components['object_tree'].stashObjects)
-        self.components['debugger'].sigCQChanged\
-            .connect(self.components['object_tree'].addObjects)
-        self.components['debugger'].sigTraceback\
-            .connect(self.components['traceback_viewer'].addTraceback)
 
         # trigger re-render when file is modified externally or saved
-        self.components['editor'].triggerRerender \
+        self.components["editor"].triggerRerender.connect(
-            .connect(self.components['debugger'].render)
+            self.components["debugger"].render
-        self.components['editor'].sigFilenameChanged\
+        )
-            .connect(self.handle_filename_change)
+        self.components["editor"].sigFilenameChanged.connect(
+            self.handle_filename_change
+        )
 
     def prepare_console(self):
+        console = self.components["console"]
+        obj_tree = self.components["object_tree"]
 
-        console = self.components['console']
+        # application related items
-        obj_tree = self.components['object_tree']
+        console.push_vars({"self": self})
-        
+
-        #application related items
+        # CQ related items
-        console.push_vars({'self' : self})
+        console.push_vars(
+            {
+                "show": obj_tree.addObject,
+                "show_object": obj_tree.addObject,
+                "rand_color": self.components["debugger"]._rand_color,
+                "cq": cq,
+                "log": Logger(self.name).info,
+            }
+        )
 
-        #CQ related items
-        console.push_vars({'show' : obj_tree.addObject,
-                           'show_object' : obj_tree.addObject,
-                           'rand_color' : self.components['debugger']._rand_color,
-                           'cq' : cq,
-                           'log' : Logger(self.name).info})
-    
     def fill_dummy(self):
-
+        self.components["editor"].set_text(
-        self.components['editor']\
+            'import cadquery as cq\nresult = cq.Workplane("XY" ).box(3, 3, 0.5).edges("|Z").fillet(0.125)'
-            .set_text('import cadquery as cq\nresult = cq.Workplane("XY" ).box(3, 3, 0.5).edges("|Z").fillet(0.125)')
+        )
 
     def setup_logging(self):
-
         from logbook.compat import redirect_logging
         from logbook import INFO, Logger
 
         redirect_logging()
-        self.components['log'].handler.level = INFO
+        self.components["log"].handler.level = INFO
-        self.components['log'].handler.push_application()
+        self.components["log"].handler.push_application()
 
         self._logger = Logger(self.name)
 
         def handle_exception(exc_type, exc_value, exc_traceback):
-
             if issubclass(exc_type, KeyboardInterrupt):
                 sys.__excepthook__(exc_type, exc_value, exc_traceback)
                 return
 
-            self._logger.error("Uncaught exception occurred",
+            self._logger.error(
-                               exc_info=(exc_type, exc_value, exc_traceback))
+                "Uncaught exception occurred",
+                exc_info=(exc_type, exc_value, exc_traceback),
+            )
 
         sys.excepthook = handle_exception
 
-
     def edit_preferences(self):
-
+        prefs = PreferencesWidget(self, self.components)
-        prefs = PreferencesWidget(self,self.components)
         prefs.exec_()
 
     def about(self):
-
         about_dialog(
             self,
-            f'About CQ-editor',
+            f"About CQ-editor",
-            f'PyQt GUI for CadQuery.\nVersion: {__version__}.\nSource Code: https://github.com/CadQuery/CQ-editor',
+            f"PyQt GUI for CadQuery.\nVersion: {__version__}.\nSource Code: https://github.com/CadQuery/CQ-editor",
         )
-        
+
     def check_for_cq_updates(self):
-        
+        check_gtihub_for_updates(self, cq)
-        check_gtihub_for_updates(self,cq)
 
     def documentation(self):
-
+        open_url("https://github.com/CadQuery")
-        open_url('https://github.com/CadQuery')
 
     def cq_documentation(self):
-
+        open_url("https://cadquery.readthedocs.io/en/latest/")
-        open_url('https://cadquery.readthedocs.io/en/latest/')
 
     def handle_filename_change(self, fname):
-
         new_title = fname if fname else "*"
         self.setWindowTitle(f"{self.name}: {new_title}")
 
-if __name__ == "__main__":
 
+if __name__ == "__main__":
     pass

cq_editor/mixins.py

@@ -10,72 +10,67 @@ from functools import reduce
 from operator import add
 from logbook import Logger
 
-from PyQt5.QtCore import pyqtSlot, QSettings
+from PySide6.QtCore import QSettings
+from PySide6.QtCore import Slot as pyqtSlot
+
 
 class MainMixin(object):
-
+    name = "Main"
-    name = 'Main'
+    org = "Unknown"
-    org = 'Unknown'
 
     components = {}
     docks = {}
     preferences = None
 
     def __init__(self):
+        self.settings = QSettings(self.org, self.name)
 
-        self.settings = QSettings(self.org,self.name)
+    def registerComponent(self, name, component, dock=None):
-
-    def registerComponent(self,name,component,dock=None):
-
         self.components[name] = component
 
         if dock:
             self.docks[name] = dock(component)
 
     def saveWindow(self):
-
+        self.settings.setValue("geometry", self.saveGeometry())
-        self.settings.setValue('geometry',self.saveGeometry())
+        self.settings.setValue("windowState", self.saveState())
-        self.settings.setValue('windowState',self.saveState())
 
     def restoreWindow(self):
-
+        if self.settings.value("geometry"):
-        if self.settings.value('geometry'):
+            self.restoreGeometry(self.settings.value("geometry"))
-            self.restoreGeometry(self.settings.value('geometry'))
+        if self.settings.value("windowState"):
-        if self.settings.value('windowState'):
+            self.restoreState(self.settings.value("windowState"))
-            self.restoreState(self.settings.value('windowState'))
 
     def savePreferences(self):
-
         settings = self.settings
 
         if self.preferences:
-            settings.setValue('General',self.preferences.saveState())
+            settings.setValue("General", self.preferences.saveState())
 
         for comp in (c for c in self.components.values() if c.preferences):
-                settings.setValue(comp.name,comp.preferences.saveState())
+            settings.setValue(comp.name, comp.preferences.saveState())
 
     def restorePreferences(self):
-
         settings = self.settings
 
-        if self.preferences and settings.value('General'):
+        if self.preferences and settings.value("General"):
-            self.preferences.restoreState(settings.value('General'),
+            self.preferences.restoreState(
-                                          removeChildren=False)
+                settings.value("General"), removeChildren=False
+            )
 
         for comp in (c for c in self.components.values() if c.preferences):
             if settings.value(comp.name):
-                comp.preferences.restoreState(settings.value(comp.name),
+                comp.preferences.restoreState(
-                                              removeChildren=False)
+                    settings.value(comp.name), removeChildren=False
+                )
 
     def saveComponentState(self):
-
         settings = self.settings
 
         for comp in self.components.values():
             comp.saveComponentState(settings)
 
     def restoreComponentState(self):
-
         settings = self.settings
 
         for comp in self.components.values():
@@ -83,42 +78,32 @@ class MainMixin(object):
 
 
 class ComponentMixin(object):
-
+    name = "Component"
-
-    name = 'Component'
     preferences = None
 
     _actions = {}
 
-
     def __init__(self):
-
         if self.preferences:
-            self.preferences.sigTreeStateChanged.\
+            self.preferences.sigTreeStateChanged.connect(self.updatePreferences)
-                connect(self.updatePreferences)
+
-        
         self._logger = Logger(self.name)
 
     def menuActions(self):
-
         return self._actions
 
     def toolbarActions(self):
-
         if len(self._actions) > 0:
-            return reduce(add,[a for a in self._actions.values()])
+            return reduce(add, [a for a in self._actions.values()])
         else:
             return []
 
-    @pyqtSlot(object,object)
+    @pyqtSlot(object, object)
-    def updatePreferences(self,*args):
+    def updatePreferences(self, *args):
-
         pass
 
-    def saveComponentState(self,store):
+    def saveComponentState(self, store):
-
         pass
 
-    def restoreComponentState(self,store):
+    def restoreComponentState(self, store):
-
+        pass
-        pass

cq_editor/preferences.py

@@ -1,6 +1,5 @@
-from PyQt5.QtWidgets import (QTreeWidget, QTreeWidgetItem, 
+from PySide6.QtWidgets import QTreeWidget, QTreeWidgetItem, QStackedWidget, QDialog
-                             QStackedWidget, QDialog)
+from PySide6.QtCore import Slot as pyqtSlot, Qt
-from PyQt5.QtCore import pyqtSlot, Qt
 
 from pyqtgraph.parametertree import ParameterTree
 
@@ -8,55 +7,54 @@ from .utils import splitter, layout
 
 
 class PreferencesTreeItem(QTreeWidgetItem):
-    
+    def __init__(
-    def __init__(self,name,widget,):
+        self,
-        
+        name,
-        super(PreferencesTreeItem,self).__init__(name)
+        widget,
+    ):
+        super(PreferencesTreeItem, self).__init__(name)
         self.widget = widget
 
+
 class PreferencesWidget(QDialog):
-    
+    def __init__(self, parent, components):
-    def __init__(self,parent,components):
+        super(PreferencesWidget, self).__init__(
-        
+            parent,
-        super(PreferencesWidget,self).__init__(
+            Qt.Window | Qt.CustomizeWindowHint | Qt.WindowCloseButtonHint,
-                parent,
+            windowTitle="Preferences",
-                Qt.Window | Qt.CustomizeWindowHint | Qt.WindowCloseButtonHint,
+        )
-                windowTitle='Preferences')
+
-        
         self.stacked = QStackedWidget(self)
-        self.preferences_tree = QTreeWidget(self,
+        self.preferences_tree = QTreeWidget(
-                                            headerHidden=True,
+            self,
-                                            itemsExpandable=False,
+            headerHidden=True,
-                                            rootIsDecorated=False,
+            itemsExpandable=False,
-                                            columnCount=1)
+            rootIsDecorated=False,
-        
+            columnCount=1,
+        )
+
         self.root = self.preferences_tree.invisibleRootItem()
-        
+
-        self.add('General',
+        self.add("General", parent)
-                 parent)
+
-        
         for v in parent.components.values():
-            self.add(v.name,v)
+            self.add(v.name, v)
-        
+
-        self.splitter = splitter((self.preferences_tree,self.stacked),(2,5))
+        self.splitter = splitter((self.preferences_tree, self.stacked), (2, 5))
-        layout(self,(self.splitter,),self)
+        layout(self, (self.splitter,), self)
-        
+
         self.preferences_tree.currentItemChanged.connect(self.handleSelection)
 
-    def add(self,name,component):
+    def add(self, name, component):
-        
         if component.preferences:
             widget = ParameterTree()
             widget.setHeaderHidden(True)
-            widget.setParameters(component.preferences,showTop=False)
+            widget.setParameters(component.preferences, showTop=False)
-            self.root.addChild(PreferencesTreeItem((name,),
+            self.root.addChild(PreferencesTreeItem((name,), widget))
-                                                    widget))
+
-            
             self.stacked.addWidget(widget)
-            
+
-    @pyqtSlot(QTreeWidgetItem,QTreeWidgetItem)          
+    @pyqtSlot(QTreeWidgetItem, QTreeWidgetItem)
-    def handleSelection(self,item,*args):
+    def handleSelection(self, item, *args):
-        
         if item:
             self.stacked.setCurrentWidget(item.widget)
-

cq_editor/utils.py

@@ -2,22 +2,27 @@ import requests
 
 from pkg_resources import parse_version
 
-from PyQt5 import QtCore, QtWidgets
+from PySide6 import QtCore, QtWidgets
-from PyQt5.QtGui import QDesktopServices
+from PySide6.QtGui import QDesktopServices
-from PyQt5.QtCore import QUrl
+from PySide6.QtCore import QUrl
-from PyQt5.QtWidgets import QFileDialog, QMessageBox
+from PySide6.QtWidgets import QFileDialog, QMessageBox
 
-DOCK_POSITIONS = {'right'   : QtCore.Qt.RightDockWidgetArea,
+DOCK_POSITIONS = {
-                  'left'    : QtCore.Qt.LeftDockWidgetArea,
+    "right": QtCore.Qt.RightDockWidgetArea,
-                  'top'     : QtCore.Qt.TopDockWidgetArea,
+    "left": QtCore.Qt.LeftDockWidgetArea,
-                  'bottom'  : QtCore.Qt.BottomDockWidgetArea}
+    "top": QtCore.Qt.TopDockWidgetArea,
+    "bottom": QtCore.Qt.BottomDockWidgetArea,
+}
 
-def layout(parent,items,
+
-           top_widget = None,
+def layout(
-           layout_type = QtWidgets.QVBoxLayout,
+    parent,
-           margin = 2,
+    items,
-           spacing = 0):
+    top_widget=None,
-    
+    layout_type=QtWidgets.QVBoxLayout,
+    margin=2,
+    spacing=0,
+):
     if not top_widget:
         top_widget = QtWidgets.QWidget(parent)
         top_widget_was_none = True
@@ -25,110 +30,124 @@ def layout(parent,items,
         top_widget_was_none = False
     layout = layout_type(top_widget)
     top_widget.setLayout(layout)
-    
+
-    for item in items: layout.addWidget(item)
+    for item in items:
+        layout.addWidget(item)
 
     layout.setSpacing(spacing)
-    layout.setContentsMargins(margin,margin,margin,margin)
+    layout.setContentsMargins(margin, margin, margin, margin)
-    
+
     if top_widget_was_none:
         return top_widget
     else:
         return layout
-        
+
-def splitter(items,
+
-             stretch_factors = None,
+def splitter(items, stretch_factors=None, orientation=QtCore.Qt.Horizontal):
-             orientation=QtCore.Qt.Horizontal):
-    
     sp = QtWidgets.QSplitter(orientation)
-    
+
-    for item in items: sp.addWidget(item)
+    for item in items:
-    
+        sp.addWidget(item)
+
     if stretch_factors:
-        for i,s in enumerate(stretch_factors):
+        for i, s in enumerate(stretch_factors):
-            sp.setStretchFactor(i,s)
+            sp.setStretchFactor(i, s)
-        
+
-    
     return sp
 
-def dock(widget,
+
-         title,
+def dock(
-         parent,
+    widget,
-         allowedAreas = QtCore.Qt.AllDockWidgetAreas,
+    title,
-         defaultArea = 'right',
+    parent,
-         name=None,
+    allowedAreas=QtCore.Qt.AllDockWidgetAreas,
-         icon = None):
+    defaultArea="right",
-    
+    name=None,
-    dock = QtWidgets.QDockWidget(title,parent,objectName=title)
+    icon=None,
-    
+):
-    if name: dock.setObjectName(name)
+    dock = QtWidgets.QDockWidget(title, parent, objectName=title)
-    if icon: dock.toggleViewAction().setIcon(icon)
+
-    
+    if name:
+        dock.setObjectName(name)
+    if icon:
+        dock.toggleViewAction().setIcon(icon)
+
     dock.setAllowedAreas(allowedAreas)
     dock.setWidget(widget)
     action = dock.toggleViewAction()
     action.setText(title)
-    
+
-    dock.setFeatures(QtWidgets.QDockWidget.DockWidgetFeatures(\
+    dock.setFeatures(
-                     QtWidgets.QDockWidget.AllDockWidgetFeatures))
+        QtWidgets.QDockWidget.DockWidgetFeatures(
-    
+            QtWidgets.QDockWidget.DockWidgetFloatable
-    parent.addDockWidget(DOCK_POSITIONS[defaultArea],
+        )
-                         dock)
+    )
-    
+
+    parent.addDockWidget(DOCK_POSITIONS[defaultArea], dock)
+
     return dock
 
-def add_actions(menu,actions):
+
-    
+def add_actions(menu, actions):
     if len(actions) > 0:
         menu.addActions(actions)
         menu.addSeparator()
-        
+
+
 def open_url(url):
-    
+    QDesktopServices.openUrl(QUrl(url))
-     QDesktopServices.openUrl(QUrl(url))
+
-     
+
-def about_dialog(parent,title,text):
+def about_dialog(parent, title, text):
-    
+    QtWidgets.QMessageBox.about(parent, title, text)
-    QtWidgets.QMessageBox.about(parent,title,text)
+
-    
+
 def get_save_filename(suffix):
-    
+    rv, _ = QFileDialog.getSaveFileName(filter="*.{}".format(suffix))
-    rv,_ = QFileDialog.getSaveFileName(filter='*.{}'.format(suffix))
+    if rv != "" and not rv.endswith(suffix):
-    if rv != '' and not rv.endswith(suffix): rv += '.'+suffix
+        rv += "." + suffix
-    
+
     return rv
 
+
 def get_open_filename(suffix, curr_dir):
-    
+    rv, _ = QFileDialog.getOpenFileName(
-    rv,_ = QFileDialog.getOpenFileName(directory=curr_dir, filter='*.{}'.format(suffix))
+        directory=curr_dir, filter="*.{}".format(suffix)
-    if rv != '' and not rv.endswith(suffix): rv += '.'+suffix
+    )
-    
+    if rv != "" and not rv.endswith(suffix):
+        rv += "." + suffix
+
     return rv
 
-def check_gtihub_for_updates(parent,
+
-                             mod,
+def check_gtihub_for_updates(
-                             github_org='cadquery',
+    parent, mod, github_org="cadquery", github_proj="cadquery"
-                             github_proj='cadquery'):
+):
-    
+    url = f"https://api.github.com/repos/{github_org}/{github_proj}/releases"
-    url = f'https://api.github.com/repos/{github_org}/{github_proj}/releases'    
     resp = requests.get(url).json()
-    
+
-    newer = [el['tag_name'] for el in resp if not el['draft'] and \
+    newer = [
-             parse_version(el['tag_name']) > parse_version(mod.__version__)]    
+        el["tag_name"]
-    
+        for el in resp
+        if not el["draft"]
+        and parse_version(el["tag_name"]) > parse_version(mod.__version__)
+    ]
+
     if newer:
-        title='Updates available'
+        title = "Updates available"
-        text=f'There are newer versions of {github_proj} ' \
+        text = (
-             f'available on github:\n' + '\n'.join(newer)
+            f"There are newer versions of {github_proj} "
-             
+            f"available on github:\n" + "\n".join(newer)
+        )
+
     else:
-        title='No updates available'
+        title = "No updates available"
-        text=f'You are already using the latest version of {github_proj}'
+        text = f"You are already using the latest version of {github_proj}"
-        
+
-    QtWidgets.QMessageBox.about(parent,title,text)
+    QtWidgets.QMessageBox.about(parent, title, text)
-    
+
-def confirm(parent,title,msg):
+
-    
+def confirm(parent, title, msg):
     rv = QMessageBox.question(parent, title, msg, QMessageBox.Yes, QMessageBox.No)
-    
+
     return True if rv == QMessageBox.Yes else False

cq_editor/widgets/console.py

@@ -1,23 +1,23 @@
-from PyQt5.QtWidgets import QApplication
+from PySide6.QtWidgets import QApplication
-from PyQt5.QtCore import pyqtSlot
+from PySide6.QtCore import Slot as pyqtSlot
 
 from qtconsole.rich_jupyter_widget import RichJupyterWidget
 from qtconsole.inprocess import QtInProcessKernelManager
 
 from ..mixins import ComponentMixin
 
-class ConsoleWidget(RichJupyterWidget,ComponentMixin):
+
-    
+class ConsoleWidget(RichJupyterWidget, ComponentMixin):
-    name = 'Console'
+    name = "Console"
 
     def __init__(self, customBanner=None, namespace=dict(), *args, **kwargs):
         super(ConsoleWidget, self).__init__(*args, **kwargs)
 
-#        if not customBanner is None:
+        #        if not customBanner is None:
-#            self.banner = customBanner
+        #            self.banner = customBanner
 
         self.font_size = 6
-        self.style_sheet = '''<style>
+        self.style_sheet = """<style>
         QPlainTextEdit, QTextEdit {
             background-color: #3f3f3f;
             background-clip: padding;
@@ -34,14 +34,14 @@ class ConsoleWidget(RichJupyterWidget,ComponentMixin):
         .in-prompt { color: navy; }
         .out-prompt { color: darkred; }
         </style>
-        '''
+        """
-        self.syntax_style = 'zenburn' #CHANGES FOR DARKMODE
+        self.syntax_style = "zenburn"  # CHANGES FOR DARKMODE
-        
+
         self.kernel_manager = kernel_manager = QtInProcessKernelManager()
         kernel_manager.start_kernel(show_banner=False)
-        kernel_manager.kernel.gui = 'qt'
+        kernel_manager.kernel.gui = "qt"
         kernel_manager.kernel.shell.banner1 = ""
-        
+
         self.kernel_client = kernel_client = self._kernel_manager.client()
         kernel_client.start_channels()
 
@@ -51,9 +51,9 @@ class ConsoleWidget(RichJupyterWidget,ComponentMixin):
             QApplication.instance().exit()
 
         self.exit_requested.connect(stop)
-        
+
         self.clear()
-        
+
         self.push_vars(namespace)
 
     @pyqtSlot(dict)
@@ -70,7 +70,6 @@ class ConsoleWidget(RichJupyterWidget,ComponentMixin):
         """
         self._control.clear()
 
-
     def print_text(self, text):
         """
         Prints some plain text to the console
@@ -82,20 +81,17 @@ class ConsoleWidget(RichJupyterWidget,ComponentMixin):
         Execute a command in the frame of the console widget
         """
         self._execute(command, False)
-        
-    def _banner_default(self):
-        
-        return ''
 
-        
+    def _banner_default(self):
+        return ""
+
+
 if __name__ == "__main__":
-   
-    
     import sys
-    
+
     app = QApplication(sys.argv)
-    
+
-    console = ConsoleWidget(customBanner='IPython console test')
+    console = ConsoleWidget(customBanner="IPython console test")
     console.show()
-    
+
     sys.exit(app.exec_())

cq_editor/widgets/cq_object_inspector.py

@@ -1,6 +1,6 @@
-from PyQt5.QtWidgets import QTreeWidget, QTreeWidgetItem, QAction
+from PySide6.QtWidgets import QTreeWidget, QTreeWidgetItem
-from PyQt5.QtCore import Qt, pyqtSlot, pyqtSignal
+from PySide6.QtCore import Qt, Slot as pyqtSlot, Signal as pyqtSignal
-
+from PySide6.QtGui import QAction
 from OCP.AIS import AIS_ColoredShape
 from OCP.gp import gp_Ax3
 
@@ -10,63 +10,62 @@ from ..mixins import ComponentMixin
 from ..icons import icon
 
 
-        
 class CQChildItem(QTreeWidgetItem):
-    
+    def __init__(self, cq_item, **kwargs):
-    def __init__(self,cq_item,**kwargs):
+        super(CQChildItem, self).__init__(
-        
+            [type(cq_item).__name__, str(cq_item)], **kwargs
-        super(CQChildItem,self).\
+        )
-            __init__([type(cq_item).__name__,str(cq_item)],**kwargs)
+
-        
         self.cq_item = cq_item
 
+
 class CQStackItem(QTreeWidgetItem):
-    
+    def __init__(self, name, workplane=None, **kwargs):
-    def __init__(self,name,workplane=None,**kwargs):
+        super(CQStackItem, self).__init__([name, ""], **kwargs)
-        
+
-        super(CQStackItem,self).__init__([name,''],**kwargs)
-        
         self.workplane = workplane
 
 
-class CQObjectInspector(QTreeWidget,ComponentMixin):
+class CQObjectInspector(QTreeWidget, ComponentMixin):
-    
+    name = "CQ Object Inspector"
-    name = 'CQ Object Inspector'
+
-    
     sigRemoveObjects = pyqtSignal(list)
-    sigDisplayObjects = pyqtSignal(list,bool)
+    sigDisplayObjects = pyqtSignal(list, bool)
-    sigShowPlane = pyqtSignal([bool],[bool,float])
+    sigShowPlane = pyqtSignal(bool)
+    sigShowPlane2 = pyqtSignal(bool, float)
     sigChangePlane = pyqtSignal(gp_Ax3)
-    
+
-    def  __init__(self,parent):
+    def __init__(self, parent):
-        
+        super(CQObjectInspector, self).__init__(parent)
-        super(CQObjectInspector,self).__init__(parent)
         self.setHeaderHidden(False)
         self.setRootIsDecorated(True)
         self.setContextMenuPolicy(Qt.ActionsContextMenu)
         self.setColumnCount(2)
-        self.setHeaderLabels(['Type','Value'])
+        self.setHeaderLabels(["Type", "Value"])
-        
+
         self.root = self.invisibleRootItem()
         self.inspected_items = []
-        
+
-        self._toolbar_actions = \
+        self._toolbar_actions = [
-            [QAction(icon('inspect'),'Inspect CQ object',self,\
+            QAction(
-                     toggled=self.inspect,checkable=True)]
+                icon("inspect"),
-        
+                "Inspect CQ object",
+                self,
+                toggled=self.inspect,
+                checkable=True,
+            )
+        ]
+
         self.addActions(self._toolbar_actions)
-        
+
     def menuActions(self):
-        
+        return {"Tools": self._toolbar_actions}
-        return {'Tools' : self._toolbar_actions}
+
-    
     def toolbarActions(self):
-        
         return self._toolbar_actions
-    
+
     @pyqtSlot(bool)
-    def inspect(self,value):
+    def inspect(self, value):
-        
         if value:
             self.itemSelectionChanged.connect(self.handleSelection)
             self.itemSelectionChanged.emit()
@@ -74,56 +73,52 @@ class CQObjectInspector(QTreeWidget,ComponentMixin):
             self.itemSelectionChanged.disconnect(self.handleSelection)
             self.sigRemoveObjects.emit(self.inspected_items)
             self.sigShowPlane.emit(False)
-            
+
-    @pyqtSlot()    
+    @pyqtSlot()
     def handleSelection(self):
-        
         inspected_items = self.inspected_items
         self.sigRemoveObjects.emit(inspected_items)
         inspected_items.clear()
-        
+
         items = self.selectedItems()
         if len(items) == 0:
             return
-        
+
         item = items[-1]
         if type(item) is CQStackItem:
             cq_plane = item.workplane.plane
             dim = item.workplane.largestDimension()
-            plane = gp_Ax3(cq_plane.origin.toPnt(),
+            plane = gp_Ax3(
-                           cq_plane.zDir.toDir(),
+                cq_plane.origin.toPnt(), cq_plane.zDir.toDir(), cq_plane.xDir.toDir()
-                           cq_plane.xDir.toDir())
+            )
             self.sigChangePlane.emit(plane)
-            self.sigShowPlane[bool,float].emit(True,dim)
+            self.sigShowPlane[bool, float].emit(True, dim)
-            
+
             for child in (item.child(i) for i in range(item.childCount())):
                 obj = child.cq_item
-                if hasattr(obj,'wrapped') and type(obj) != Vector:
+                if hasattr(obj, "wrapped") and type(obj) != Vector:
                     ais = AIS_ColoredShape(obj.wrapped)
                     inspected_items.append(ais)
-                
+
         else:
             self.sigShowPlane.emit(False)
             obj = item.cq_item
-            if hasattr(obj,'wrapped') and type(obj) != Vector:
+            if hasattr(obj, "wrapped") and type(obj) != Vector:
                 ais = AIS_ColoredShape(obj.wrapped)
                 inspected_items.append(ais)
-            
+
-        self.sigDisplayObjects.emit(inspected_items,False)
+        self.sigDisplayObjects.emit(inspected_items, False)
-    
+
     @pyqtSlot(object)
-    def setObject(self,cq_obj):
+    def setObject(self, cq_obj):
-        
         self.root.takeChildren()
-        
+
         # iterate through parent objects if they exist
-        while getattr(cq_obj, 'parent', None):
+        while getattr(cq_obj, "parent", None):
-            current_frame = CQStackItem(str(cq_obj.plane.origin),workplane=cq_obj)
+            current_frame = CQStackItem(str(cq_obj.plane.origin), workplane=cq_obj)
             self.root.addChild(current_frame)
-            
+
             for obj in cq_obj.objects:
                 current_frame.addChild(CQChildItem(obj))
-            
+
             cq_obj = cq_obj.parent
-            
-            

cq_editor/widgets/debugger.py

@@ -5,16 +5,17 @@ from types import SimpleNamespace, FrameType, ModuleType
 from typing import List
 
 import cadquery as cq
-from PyQt5 import QtCore
+from PySide6 import QtCore
-from PyQt5.QtCore import (
+from PySide6.QtCore import (
     Qt,
     QObject,
-    pyqtSlot,
+    Slot as pyqtSlot,
-    pyqtSignal,
+    Signal as pyqtSignal,
     QEventLoop,
     QAbstractTableModel,
 )
-from PyQt5.QtWidgets import QAction, QTableView
+from PySide6.QtWidgets import QTableView
+from PySide6.QtGui import QAction
 from logbook import info
 from path import Path
 from pyqtgraph.parametertree import Parameter

cq_editor/widgets/editor.py

@@ -2,9 +2,11 @@ import os
 from modulefinder import ModuleFinder
 
 from spyder.plugins.editor.widgets.codeeditor import CodeEditor
-from PyQt5.QtCore import pyqtSignal, QFileSystemWatcher, QTimer
+from PySide6.QtCore import Signal as pyqtSignal
-from PyQt5.QtWidgets import QAction, QFileDialog
+from PySide6.QtCore import QFileSystemWatcher, QTimerEvent, QTimer
-from PyQt5.QtGui import QFontDatabase
+
+from PySide6.QtWidgets import QFileDialog
+from PySide6.QtGui import QFontDatabase, QAction
 from path import Path
 
 import sys
@@ -16,91 +18,104 @@ from ..utils import get_save_filename, get_open_filename, confirm
 
 from ..icons import icon
 
-class Editor(CodeEditor,ComponentMixin):
 
-    name = 'Code Editor'
+class Editor(CodeEditor, ComponentMixin):
+    name = "Code Editor"
 
     # This signal is emitted whenever the currently-open file changes and
     # autoreload is enabled.
     triggerRerender = pyqtSignal(bool)
     sigFilenameChanged = pyqtSignal(str)
 
-    preferences = Parameter.create(name='Preferences',children=[
+    preferences = Parameter.create(
-        {'name': 'Font size', 'type': 'int', 'value': 12},
+        name="Preferences",
-        {'name': 'Autoreload', 'type': 'bool', 'value': False},
+        children=[
-        {'name': 'Autoreload delay', 'type': 'int', 'value': 50},
+            {"name": "Font size", "type": "int", "value": 12},
-        {'name': 'Autoreload: watch imported modules', 'type': 'bool', 'value': False},
+            {"name": "Autoreload", "type": "bool", "value": False},
-        {'name': 'Line wrap', 'type': 'bool', 'value': False},
+            {"name": "Autoreload delay", "type": "int", "value": 50},
-        {'name': 'Color scheme', 'type': 'list',
+            {
-         'values': ['Spyder','Monokai','Zenburn'], 'value': 'Spyder'}])
+                "name": "Autoreload: watch imported modules",
+                "type": "bool",
+                "value": False,
+            },
+            {"name": "Line wrap", "type": "bool", "value": False},
+            {
+                "name": "Color scheme",
+                "type": "list",
+                "values": ["Spyder", "Monokai", "Zenburn"],
+                "value": "Spyder",
+            },
+        ],
+    )
 
-    EXTENSIONS = 'py'
+    EXTENSIONS = "py"
-
-    def __init__(self,parent=None):
 
+    def __init__(self, parent=None):
         self._watched_file = None
 
-        super(Editor,self).__init__(parent)
+        super(Editor, self).__init__(parent)
         ComponentMixin.__init__(self)
 
-        self.setup_editor(linenumbers=True,
+        self.setup_editor(
-                          markers=True,
+            linenumbers=True,
-                          edge_line=False,
+            markers=True,
-                          tab_mode=False,
+            edge_line=False,
-                          show_blanks=True,
+            tab_mode=False,
-                          font=QFontDatabase.systemFont(QFontDatabase.FixedFont),
+            show_blanks=True,
-                          language='Python',
+            font=QFontDatabase.systemFont(QFontDatabase.FixedFont),
-                          filename='')
+            language="Python",
+            filename="",
+        )
 
-        self._actions =  \
+        self._actions = {
-                {'File' : [QAction(icon('new'),
+            "File": [
-                                  'New',
+                QAction(
-                                  self,
+                    icon("new"), "New", self, shortcut="ctrl+N", triggered=self.new
-                                  shortcut='ctrl+N',
+                ),
-                                  triggered=self.new),
+                QAction(
-                          QAction(icon('open'),
+                    icon("open"), "Open", self, shortcut="ctrl+O", triggered=self.open
-                                  'Open',
+                ),
-                                  self,
+                QAction(
-                                  shortcut='ctrl+O',
+                    icon("save"), "Save", self, shortcut="ctrl+S", triggered=self.save
-                                  triggered=self.open),
+                ),
-                          QAction(icon('save'),
+                QAction(
-                                  'Save',
+                    icon("save_as"),
-                                  self,
+                    "Save as",
-                                  shortcut='ctrl+S',
+                    self,
-                                  triggered=self.save),
+                    shortcut="ctrl+shift+S",
-                          QAction(icon('save_as'),
+                    triggered=self.save_as,
-                                  'Save as',
+                ),
-                                  self,
+                QAction(
-                                  shortcut='ctrl+shift+S',
+                    icon("autoreload"),
-                                  triggered=self.save_as),
+                    "Automatic reload and preview",
-                          QAction(icon('autoreload'),
+                    self,
-                                  'Automatic reload and preview',
+                    triggered=self.autoreload,
-                                  self,triggered=self.autoreload,
+                    checkable=True,
-                                  checkable=True,
+                    checked=False,
-                                  checked=False,
+                    objectName="autoreload",
-                                  objectName='autoreload'),
+                ),
-                          ]}
+            ]
+        }
 
         for a in self._actions.values():
             self.addActions(a)
 
-
         self._fixContextMenu()
 
         # autoreload support
         self._file_watcher = QFileSystemWatcher(self)
         # we wait for 50ms after a file change for the file to be written completely
         self._file_watch_timer = QTimer(self)
-        self._file_watch_timer.setInterval(self.preferences['Autoreload delay'])
+        self._file_watch_timer.setInterval(self.preferences["Autoreload delay"])
         self._file_watch_timer.setSingleShot(True)
         self._file_watcher.fileChanged.connect(
-                lambda val: self._file_watch_timer.start())
+            lambda val: self._file_watch_timer.start()
+        )
         self._file_watch_timer.timeout.connect(self._file_changed)
 
         self.updatePreferences()
 
     def _fixContextMenu(self):
-
         menu = self.menu
 
         menu.removeAction(self.run_cell_action)
@@ -108,68 +123,66 @@ class Editor(CodeEditor,ComponentMixin):
         menu.removeAction(self.run_selection_action)
         menu.removeAction(self.re_run_last_cell_action)
 
-    def updatePreferences(self,*args):
+    def updatePreferences(self, *args):
-
+        self.set_color_scheme(self.preferences["Color scheme"])
-        self.set_color_scheme(self.preferences['Color scheme'])
 
         font = self.font()
-        font.setPointSize(self.preferences['Font size'])
+        font.setPointSize(self.preferences["Font size"])
         self.set_font(font)
 
-        self.findChild(QAction, 'autoreload') \
+        self.findChild(QAction, "autoreload").setChecked(self.preferences["Autoreload"])
-            .setChecked(self.preferences['Autoreload'])
 
-        self._file_watch_timer.setInterval(self.preferences['Autoreload delay'])
+        self._file_watch_timer.setInterval(self.preferences["Autoreload delay"])
 
-        self.toggle_wrap_mode(self.preferences['Line wrap'])
+        self.toggle_wrap_mode(self.preferences["Line wrap"])
 
         self._clear_watched_paths()
         self._watch_paths()
 
     def confirm_discard(self):
-
         if self.modified:
-            rv =  confirm(self,'Please confirm','Current document is not saved - do you want to continue?')
+            rv = confirm(
+                self,
+                "Please confirm",
+                "Current document is not saved - do you want to continue?",
+            )
         else:
             rv = True
 
         return rv
 
     def new(self):
+        if not self.confirm_discard():
+            return
 
-        if not self.confirm_discard(): return
+        self.set_text("")
-
+        self.filename = ""
-        self.set_text('')
-        self.filename = ''
         self.reset_modified()
 
     def open(self):
-        
+        if not self.confirm_discard():
-        if not self.confirm_discard(): return
+            return
 
         curr_dir = Path(self.filename).abspath().dirname()
         fname = get_open_filename(self.EXTENSIONS, curr_dir)
-        if fname != '':
+        if fname != "":
             self.load_from_file(fname)
 
-    def load_from_file(self,fname):
+    def load_from_file(self, fname):
-
         self.set_text_from_file(fname)
         self.filename = fname
         self.reset_modified()
 
     def save(self):
-
+        if self._filename != "":
-        if self._filename != '':
+            if self.preferences["Autoreload"]:
-
-            if self.preferences['Autoreload']:
                 self._file_watcher.blockSignals(True)
                 self._file_watch_timer.stop()
 
-            with open(self._filename, 'w') as f:
+            with open(self._filename, "w") as f:
                 f.write(self.toPlainText())
 
-            if self.preferences['Autoreload']:
+            if self.preferences["Autoreload"]:
                 self._file_watcher.blockSignals(False)
                 self.triggerRerender.emit(True)
 
@@ -179,20 +192,25 @@ class Editor(CodeEditor,ComponentMixin):
             self.save_as()
 
     def save_as(self):
-
         fname = get_save_filename(self.EXTENSIONS)
-        if fname != '':
+        if fname != "":
-            with open(fname,'w') as f:
+            with open(fname, "w") as f:
                 f.write(self.toPlainText())
                 self.filename = fname
 
             self.reset_modified()
 
     def _update_filewatcher(self):
-        if self._watched_file and (self._watched_file != self.filename or not self.preferences['Autoreload']):
+        if self._watched_file and (
+            self._watched_file != self.filename or not self.preferences["Autoreload"]
+        ):
             self._clear_watched_paths()
             self._watched_file = None
-        if self.preferences['Autoreload'] and self.filename and self.filename != self._watched_file:
+        if (
+            self.preferences["Autoreload"]
+            and self.filename
+            and self.filename != self._watched_file
+        ):
             self._watched_file = self._filename
             self._watch_paths()
 
@@ -214,8 +232,8 @@ class Editor(CodeEditor,ComponentMixin):
     def _watch_paths(self):
         if Path(self._filename).exists():
             self._file_watcher.addPath(self._filename)
-            if self.preferences['Autoreload: watch imported modules']:
+            if self.preferences["Autoreload: watch imported modules"]:
-                module_paths =  self.get_imported_module_paths(self._filename)
+                module_paths = self.get_imported_module_paths(self._filename)
                 if module_paths:
                     self._file_watcher.addPaths(module_paths)
 
@@ -228,51 +246,45 @@ class Editor(CodeEditor,ComponentMixin):
 
     # Turn autoreload on/off.
     def autoreload(self, enabled):
-        self.preferences['Autoreload'] = enabled
+        self.preferences["Autoreload"] = enabled
         self._update_filewatcher()
 
     def reset_modified(self):
-
         self.document().setModified(False)
-        
+
     @property
     def modified(self):
-        
         return self.document().isModified()
 
-    def saveComponentState(self,store):
+    def saveComponentState(self, store):
+        if self.filename != "":
+            store.setValue(self.name + "/state", self.filename)
 
-        if self.filename != '':
+    def restoreComponentState(self, store):
-            store.setValue(self.name+'/state',self.filename)
+        filename = store.value(self.name + "/state")
 
-    def restoreComponentState(self,store):
+        if filename and self.filename == "":
-
-        filename = store.value(self.name+'/state')
-
-        if filename and self.filename == '':
             try:
                 self.load_from_file(filename)
             except IOError:
-                self._logger.warning(f'could not open {filename}')
+                self._logger.warning(f"could not open {filename}")
-
 
     def get_imported_module_paths(self, module_path):
-
         finder = ModuleFinder([os.path.dirname(module_path)])
         imported_modules = []
 
         try:
             finder.run_script(module_path)
         except SyntaxError as err:
-            self._logger.warning(f'Syntax error in {module_path}: {err}')
+            self._logger.warning(f"Syntax error in {module_path}: {err}")
         except Exception as err:
             self._logger.warning(
-                f'Cannot determine imported modules in {module_path}: {type(err).__name__} {err}'
+                f"Cannot determine imported modules in {module_path}: {type(err).__name__} {err}"
             )
         else:
             for module_name, module in finder.modules.items():
-                if module_name != '__main__':
+                if module_name != "__main__":
-                    path = getattr(module, '__file__', None)
+                    path = getattr(module, "__file__", None)
                     if path is not None and os.path.isfile(path):
                         imported_modules.append(path)
 
@@ -280,8 +292,7 @@ class Editor(CodeEditor,ComponentMixin):
 
 
 if __name__ == "__main__":
-
+    from PySide6.QtWidgets import QApplication
-    from PyQt5.QtWidgets import QApplication
 
     app = QApplication(sys.argv)
     editor = Editor()

cq_editor/widgets/log.py

@@ -1,7 +1,7 @@
 import logbook as logging
 
-from PyQt5.QtWidgets import QPlainTextEdit
+from PySide6.QtWidgets import QPlainTextEdit
-from PyQt5 import QtCore
+from PySide6 import QtCore
 
 from ..mixins import ComponentMixin
 

cq_editor/widgets/object_tree.py

@@ -1,12 +1,12 @@
-from PyQt5.QtWidgets import (
+from PySide6.QtWidgets import (
     QTreeWidget,
     QTreeWidgetItem,
-    QAction,
     QMenu,
     QWidget,
     QAbstractItemView,
 )
-from PyQt5.QtCore import Qt, pyqtSlot, pyqtSignal
+from PySide6.QtGui import QAction
+from PySide6.QtCore import Qt, Slot as pyqtSlot, Signal as pyqtSignal
 from pyqtgraph.parametertree import Parameter, ParameterTree
 
 from OCP.AIS import AIS_Line
@@ -114,7 +114,8 @@ class ObjectTree(QWidget, ComponentMixin):
         ],
     )
 
-    sigObjectsAdded = pyqtSignal([list], [list, bool])
+    sigObjectsAdded = pyqtSignal(list)
+    sigObjectsAdded2 = pyqtSignal(list, bool)
     sigObjectsRemoved = pyqtSignal(list)
     sigCQObjectSelected = pyqtSignal(object)
     sigAISObjectsSelected = pyqtSignal(list)

cq_editor/widgets/occt_widget.py

@@ -1,8 +1,8 @@
 from sys import platform
 
 
-from PyQt5.QtWidgets import QWidget, QApplication
+from PySide6.QtWidgets import QWidget, QApplication
-from PyQt5.QtCore import pyqtSlot, pyqtSignal, Qt, QEvent
+from PySide6.QtCore import Slot as pyqtSlot, Signal as pyqtSignal, Qt, QEvent
 
 import OCP
 
@@ -15,161 +15,144 @@ from OCP.Quantity import Quantity_Color, Quantity_TOC_RGB as TOC_RGB
 
 ZOOM_STEP = 0.9
 
-   
+
 class OCCTWidget(QWidget):
-    
     sigObjectSelected = pyqtSignal(list)
-    
+
-    def __init__(self,parent=None):
+    def __init__(self, parent=None):
-        
+        super(OCCTWidget, self).__init__(parent)
-        super(OCCTWidget,self).__init__(parent)
+
-        
         self.setAttribute(Qt.WA_NativeWindow)
         self.setAttribute(Qt.WA_PaintOnScreen)
         self.setAttribute(Qt.WA_NoSystemBackground)
-        
+
         self._initialized = False
         self._needs_update = False
-        
+
-        #OCCT secific things
+        # OCCT secific things
         self.display_connection = Aspect_DisplayConnection()
         self.graphics_driver = OpenGl_GraphicDriver(self.display_connection)
-        
+
         self.viewer = V3d_Viewer(self.graphics_driver)
         self.view = self.viewer.CreateView()
         self.context = AIS_InteractiveContext(self.viewer)
-        
+
-        #Trihedorn, lights, etc
+        # Trihedorn, lights, etc
         self.prepare_display()
-        
+
     def prepare_display(self):
-        
         view = self.view
-        
+
         params = view.ChangeRenderingParams()
         params.NbMsaaSamples = 8
         params.IsAntialiasingEnabled = True
-        
+
         view.TriedronDisplay(
-            Aspect_TypeOfTriedronPosition.Aspect_TOTP_RIGHT_LOWER,
+            Aspect_TypeOfTriedronPosition.Aspect_TOTP_RIGHT_LOWER, Quantity_Color(), 0.1
-            Quantity_Color(), 0.1)
+        )
-        
+
-        view.ZBufferTriedronSetup(Quantity_Color(*(0.2, 0.0, 0.0), TOC_RGB))        
+        view.ZBufferTriedronSetup(Quantity_Color(*(0.2, 0.0, 0.0), TOC_RGB))
 
         viewer = self.viewer
-        
+
         viewer.SetDefaultLights()
         viewer.SetLightOn()
-        
+
         ctx = self.context
-        
+
         ctx.SetDisplayMode(AIS_DisplayMode.AIS_Shaded, True)
         ctx.DefaultDrawer().SetFaceBoundaryDraw(True)
-        
+
     def wheelEvent(self, event):
-        
         delta = event.angleDelta().y()
-        factor = ZOOM_STEP if delta<0 else 1/ZOOM_STEP
+        factor = ZOOM_STEP if delta < 0 else 1 / ZOOM_STEP
-        
+
         self.view.SetZoom(factor)
-        
+
-    def mousePressEvent(self,event):
+    def mousePressEvent(self, event):
-        
         pos = event.pos()
-        
+
         if event.button() == Qt.LeftButton:
             self.view.StartRotation(pos.x(), pos.y())
         elif event.button() == Qt.RightButton:
             self.view.StartZoomAtPoint(pos.x(), pos.y())
-        
+
         self.old_pos = pos
-            
+
-    def mouseMoveEvent(self,event):
+    def mouseMoveEvent(self, event):
-        
         pos = event.pos()
-        x,y = pos.x(),pos.y()
+        x, y = pos.x(), pos.y()
-        
+
         if event.buttons() == Qt.LeftButton:
-            self.view.Rotation(x,y)
+            self.view.Rotation(x, y)
-            
+
         elif event.buttons() == Qt.MiddleButton:
-            self.view.Pan(x - self.old_pos.x(),
+            self.view.Pan(x - self.old_pos.x(), self.old_pos.y() - y, theToStart=True)
-                          self.old_pos.y() - y, theToStart=True)
+
-            
         elif event.buttons() == Qt.RightButton:
-            self.view.Pan(x - self.old_pos.x(),
+            self.view.Pan(x - self.old_pos.x(), self.old_pos.y() - y, theToStart=True)
-                          self.old_pos.y() - y, theToStart=True)
+
-        
         self.old_pos = pos
-        
+
-    def mouseReleaseEvent(self,event):
+    def mouseReleaseEvent(self, event):
-        
         if event.button() == Qt.LeftButton:
             pos = event.pos()
-            x,y = pos.x(),pos.y()
+            x, y = pos.x(), pos.y()
-            
+
-            self.context.MoveTo(x,y,self.view,True)
+            self.context.MoveTo(x, y, self.view, True)
-            
+
             self._handle_selection()
-            
+
     def _handle_selection(self):
-        
         self.context.Select(True)
         self.context.InitSelected()
-        
+
         selected = []
         if self.context.HasSelectedShape():
             selected.append(self.context.SelectedShape())
-        
+
         self.sigObjectSelected.emit(selected)
 
     def paintEngine(self):
-    
         return None
-    
+
     def paintEvent(self, event):
-        
         if not self._initialized:
             self._initialize()
         else:
             self.view.Redraw()
 
     def showEvent(self, event):
-    
+        super(OCCTWidget, self).showEvent(event)
-        super(OCCTWidget,self).showEvent(event)
-        
-    def resizeEvent(self, event):
-        
-        super(OCCTWidget,self).resizeEvent(event)
-        
-        self.view.MustBeResized()
-    
-    def _initialize(self):
 
+    def resizeEvent(self, event):
+        super(OCCTWidget, self).resizeEvent(event)
+
+        self.view.MustBeResized()
+
+    def _initialize(self):
         wins = {
-            'darwin' : self._get_window_osx,
+            "darwin": self._get_window_osx,
-            'linux'  : self._get_window_linux,
+            "linux": self._get_window_linux,
-            'win32': self._get_window_win           
+            "win32": self._get_window_win,
         }
 
-        self.view.SetWindow(wins.get(platform,self._get_window_linux)(self.winId()))
+        self.view.SetWindow(wins.get(platform, self._get_window_linux)(self.winId()))
 
         self._initialized = True
-        
+
-    def _get_window_win(self,wid):
+    def _get_window_win(self, wid):
-    
         from OCP.WNT import WNT_Window
-        
+
+        print(wid)
         return WNT_Window(wid.ascapsule())
 
-    def _get_window_linux(self,wid):
+    def _get_window_linux(self, wid):
-        
         from OCP.Xw import Xw_Window
-        
+
-        return Xw_Window(self.display_connection,int(wid))
+        return Xw_Window(self.display_connection, int(wid))
-    
+
-    def _get_window_osx(self,wid):
+    def _get_window_osx(self, wid):
-        
         from OCP.Cocoa import Cocoa_Window
-        
+
         return Cocoa_Window(wid.ascapsule())

cq_editor/widgets/traceback_viewer.py

@@ -1,97 +1,89 @@
 from traceback import extract_tb, format_exception_only
 
-from PyQt5.QtWidgets import (QWidget, QTreeWidget, QTreeWidgetItem, QAction,
+from PySide6.QtWidgets import QWidget, QTreeWidget, QTreeWidgetItem, QLabel
-                             QLabel)
+from PySide6.QtGui import QAction
-from PyQt5.QtCore import Qt, pyqtSlot, pyqtSignal
+from PySide6.QtCore import Qt, Slot as pyqtSlot, Signal as pyqtSignal
 
 from ..mixins import ComponentMixin
 from ..utils import layout
 
-class TracebackTree(QTreeWidget):
 
-    name = 'Traceback Viewer'
+class TracebackTree(QTreeWidget):
-    
+    name = "Traceback Viewer"
-    def  __init__(self,parent):
+
-        
+    def __init__(self, parent):
-        super(TracebackTree,self).__init__(parent)   
+        super(TracebackTree, self).__init__(parent)
         self.setHeaderHidden(False)
         self.setItemsExpandable(False)
         self.setRootIsDecorated(False)
         self.setContextMenuPolicy(Qt.ActionsContextMenu)
-        
+
         self.setColumnCount(3)
-        self.setHeaderLabels(['File','Line','Code'])
+        self.setHeaderLabels(["File", "Line", "Code"])
-        
+
-        
         self.root = self.invisibleRootItem()
 
-class TracebackPane(QWidget,ComponentMixin):
+
-    
+class TracebackPane(QWidget, ComponentMixin):
     sigHighlightLine = pyqtSignal(int)
-    
+
-    def __init__(self,parent):
+    def __init__(self, parent):
-        
+        super(TracebackPane, self).__init__(parent)
-        super(TracebackPane,self).__init__(parent)
+
-        
         self.tree = TracebackTree(self)
         self.current_exception = QLabel(self)
-        self.current_exception.setStyleSheet(\
+        self.current_exception.setStyleSheet("QLabel {color : red; }")
-            "QLabel {color : red; }");
+
-        
+        layout(self, (self.current_exception, self.tree), self)
-        layout(self,
+
-               (self.current_exception,
-                self.tree),
-               self)
-               
         self.tree.currentItemChanged.connect(self.handleSelection)
-        
+
-    @pyqtSlot(object,str)
+    @pyqtSlot(object, str)
-    def addTraceback(self,exc_info,code):
+    def addTraceback(self, exc_info, code):
-        
         self.tree.clear()
-        
+
         if exc_info:
-            t,exc,tb = exc_info
+            t, exc, tb = exc_info
-            
+
             root = self.tree.root
             code = code.splitlines()
-            tb = [t for t in extract_tb(tb) if '<string>' in t.filename] #ignore highest frames (debug, exec)
+            tb = [
-            
+                t for t in extract_tb(tb) if "<string>" in t.filename
+            ]  # ignore highest frames (debug, exec)
+
             for el in tb:
-                #workaround of the traceback module
+                # workaround of the traceback module
-                if el.line == '':
+                if el.line == "":
-                    line = code[el.lineno-1].strip()
+                    line = code[el.lineno - 1].strip()
                 else:
                     line = el.line
-                
+
-                root.addChild(QTreeWidgetItem([el.filename,
+                root.addChild(QTreeWidgetItem([el.filename, str(el.lineno), line]))
-                                               str(el.lineno),
-                                               line]))
 
             exc_name = t.__name__
             exc_msg = str(exc)
-            exc_msg = exc_msg.replace('<', '&lt;').replace('>', '&gt;') #replace <> 
+            exc_msg = exc_msg.replace("<", "&lt;").replace(">", "&gt;")  # replace <>
+
+            self.current_exception.setText("<b>{}</b>: {}".format(exc_name, exc_msg))
 
-            self.current_exception.\
-                setText('<b>{}</b>: {}'.format(exc_name,exc_msg))
-            
             # handle the special case of a SyntaxError
-            if t is SyntaxError: 
+            if t is SyntaxError:
-                root.addChild(QTreeWidgetItem(
+                root.addChild(
-                  [exc.filename,
+                    QTreeWidgetItem(
-                   str(exc.lineno),
+                        [
-                   exc.text.strip() if exc.text else '']
+                            exc.filename,
-                ))
+                            str(exc.lineno),
+                            exc.text.strip() if exc.text else "",
+                        ]
+                    )
+                )
         else:
-            self.current_exception.setText('')
+            self.current_exception.setText("")
 
-    @pyqtSlot(QTreeWidgetItem,QTreeWidgetItem)          
+    @pyqtSlot(QTreeWidgetItem, QTreeWidgetItem)
-    def handleSelection(self,item,*args):
+    def handleSelection(self, item, *args):
-        
         if item:
-            f,line = item.data(0,0),int(item.data(1,0))
+            f, line = item.data(0, 0), int(item.data(1, 0))
-            
+
-            if '<string>' in f:
+            if "<string>" in f:
                 self.sigHighlightLine.emit(line)
-    
-        

cq_editor/widgets/viewer.py

@@ -1,14 +1,21 @@
-from PyQt5.QtWidgets import QWidget, QDialog, QTreeWidgetItem, QApplication, QAction
+from PySide6.QtWidgets import QWidget, QDialog, QTreeWidgetItem, QApplication
 
-from PyQt5.QtCore import pyqtSlot, pyqtSignal
+from PySide6.QtCore import Slot as pyqtSlot, Signal as pyqtSignal
-from PyQt5.QtGui import QIcon
+from PySide6.QtGui import QIcon, QAction
 
-from OCP.Graphic3d import Graphic3d_Camera, Graphic3d_StereoMode, Graphic3d_NOM_JADE,\
+from OCP.Graphic3d import (
-    Graphic3d_MaterialAspect
+    Graphic3d_Camera,
-from OCP.AIS import AIS_Shaded,AIS_WireFrame, AIS_ColoredShape, AIS_Axis
+    Graphic3d_StereoMode,
+    Graphic3d_NOM_JADE,
+    Graphic3d_MaterialAspect,
+)
+from OCP.AIS import AIS_Shaded, AIS_WireFrame, AIS_ColoredShape, AIS_Axis
 from OCP.Aspect import Aspect_GDM_Lines, Aspect_GT_Rectangular
-from OCP.Quantity import Quantity_NOC_BLACK as BLACK, Quantity_TOC_RGB as TOC_RGB,\
+from OCP.Quantity import (
-    Quantity_Color
+    Quantity_NOC_BLACK as BLACK,
+    Quantity_TOC_RGB as TOC_RGB,
+    Quantity_Color,
+)
 from OCP.Geom import Geom_Axis1Placement
 from OCP.gp import gp_Ax3, gp_Dir, gp_Pnt, gp_Ax1
 
@@ -25,30 +32,66 @@ import qtawesome as qta
 DEFAULT_EDGE_COLOR = Quantity_Color(BLACK)
 DEFAULT_EDGE_WIDTH = 2
 
-class OCCViewer(QWidget,ComponentMixin):
 
-    name = '3D Viewer'
+class OCCViewer(QWidget, ComponentMixin):
+    name = "3D Viewer"
 
-    preferences = Parameter.create(name='Pref',children=[
+    preferences = Parameter.create(
-        {'name': 'Fit automatically', 'type': 'bool', 'value': True},
+        name="Pref",
-        {'name': 'Use gradient', 'type': 'bool', 'value': False},
+        children=[
-        {'name': 'Background color', 'type': 'color', 'value': (95,95,95)},
+            {"name": "Fit automatically", "type": "bool", "value": True},
-        {'name': 'Background color (aux)', 'type': 'color', 'value': (30,30,30)},
+            {"name": "Use gradient", "type": "bool", "value": False},
-        {'name': 'Default object color', 'type': 'color', 'value': "#FF0"},
+            {"name": "Background color", "type": "color", "value": (95, 95, 95)},
-        {'name': 'Deviation', 'type': 'float', 'value': 1e-5, 'dec': True, 'step': 1},
+            {"name": "Background color (aux)", "type": "color", "value": (30, 30, 30)},
-        {'name': 'Angular deviation', 'type': 'float', 'value': 0.1, 'dec': True, 'step': 1},
+            {"name": "Default object color", "type": "color", "value": "#FF0"},
-        {'name': 'Projection Type', 'type': 'list', 'value': 'Orthographic',
+            {
-         'values': ['Orthographic', 'Perspective', 'Stereo', 'MonoLeftEye', 'MonoRightEye']},
+                "name": "Deviation",
-        {'name': 'Stereo Mode', 'type': 'list', 'value': 'QuadBuffer',
+                "type": "float",
-         'values': ['QuadBuffer', 'Anaglyph', 'RowInterlaced', 'ColumnInterlaced',
+                "value": 1e-5,
-                    'ChessBoard', 'SideBySide', 'OverUnder']}])
+                "dec": True,
-    IMAGE_EXTENSIONS = 'png'
+                "step": 1,
+            },
+            {
+                "name": "Angular deviation",
+                "type": "float",
+                "value": 0.1,
+                "dec": True,
+                "step": 1,
+            },
+            {
+                "name": "Projection Type",
+                "type": "list",
+                "value": "Orthographic",
+                "values": [
+                    "Orthographic",
+                    "Perspective",
+                    "Stereo",
+                    "MonoLeftEye",
+                    "MonoRightEye",
+                ],
+            },
+            {
+                "name": "Stereo Mode",
+                "type": "list",
+                "value": "QuadBuffer",
+                "values": [
+                    "QuadBuffer",
+                    "Anaglyph",
+                    "RowInterlaced",
+                    "ColumnInterlaced",
+                    "ChessBoard",
+                    "SideBySide",
+                    "OverUnder",
+                ],
+            },
+        ],
+    )
+    IMAGE_EXTENSIONS = "png"
 
     sigObjectSelected = pyqtSignal(list)
 
-    def __init__(self,parent=None):
+    def __init__(self, parent=None):
-
+        super(OCCViewer, self).__init__(parent)
-        super(OCCViewer,self).__init__(parent)
         ComponentMixin.__init__(self)
 
         self.canvas = OCCTWidget()
@@ -56,15 +99,18 @@ class OCCViewer(QWidget,ComponentMixin):
 
         self.create_actions(self)
 
-        self.layout_ = layout(self,
+        self.layout_ = layout(
-                             [self.canvas,],
+            self,
-                             top_widget=self,
+            [
-                             margin=0)
+                self.canvas,
-        self.setup_default_drawer() #misspelled in original
+            ],
+            top_widget=self,
+            margin=0,
+        )
+        self.setup_default_drawer()  # misspelled in original
         self.updatePreferences()
-        
-    def setup_default_drawer(self):
 
+    def setup_default_drawer(self):
         # set the default color and material
         material = Graphic3d_MaterialAspect(Graphic3d_NOM_JADE)
 
@@ -76,99 +122,129 @@ class OCCViewer(QWidget,ComponentMixin):
         line_aspect = self.canvas.context.DefaultDrawer().FaceBoundaryAspect()
         line_aspect.SetWidth(DEFAULT_EDGE_WIDTH)
         line_aspect.SetColor(DEFAULT_EDGE_COLOR)
-        
-    def updatePreferences(self,*args):
 
-        color1 = to_occ_color(self.preferences['Background color'])
+    def updatePreferences(self, *args):
-        color2 = to_occ_color(self.preferences['Background color (aux)'])
+        color1 = to_occ_color(self.preferences["Background color"])
+        color2 = to_occ_color(self.preferences["Background color (aux)"])
 
-        if not self.preferences['Use gradient']:
+        if not self.preferences["Use gradient"]:
             color2 = color1
-        self.canvas.view.SetBgGradientColors(color1,color2,theToUpdate=True)
+        self.canvas.view.SetBgGradientColors(color1, color2, theToUpdate=True)
-        
+
         self.canvas.update()
-        
+
         ctx = self.canvas.context
-        ctx.SetDeviationCoefficient(self.preferences['Deviation'])
+        ctx.SetDeviationCoefficient(self.preferences["Deviation"])
-        ctx.SetDeviationAngle(self.preferences['Angular deviation'])
+        ctx.SetDeviationAngle(self.preferences["Angular deviation"])
 
         v = self._get_view()
         camera = v.Camera()
-        projection_type = self.preferences['Projection Type']
+        projection_type = self.preferences["Projection Type"]
-        camera.SetProjectionType(getattr(Graphic3d_Camera, f'Projection_{projection_type}',
+        camera.SetProjectionType(
-                                         Graphic3d_Camera.Projection_Orthographic))
+            getattr(
+                Graphic3d_Camera,
+                f"Projection_{projection_type}",
+                Graphic3d_Camera.Projection_Orthographic,
+            )
+        )
 
         # onle relevant for stereo projection
-        stereo_mode = self.preferences['Stereo Mode']
+        stereo_mode = self.preferences["Stereo Mode"]
         params = v.ChangeRenderingParams()
-        params.StereoMode = getattr(Graphic3d_StereoMode, f'Graphic3d_StereoMode_{stereo_mode}',
+        params.StereoMode = getattr(
-                                    Graphic3d_StereoMode.Graphic3d_StereoMode_QuadBuffer)
+            Graphic3d_StereoMode,
+            f"Graphic3d_StereoMode_{stereo_mode}",
+            Graphic3d_StereoMode.Graphic3d_StereoMode_QuadBuffer,
+        )
 
-    def create_actions(self,parent):
+    def create_actions(self, parent):
-
+        self._actions = {
-        self._actions =  \
+            "View": [
-                {'View' : [QAction(qta.icon('fa.arrows-alt'),
+                QAction(
-                                   'Fit (Shift+F1)',
+                    qta.icon("fa.arrows-alt"),
-                                   parent,
+                    "Fit (Shift+F1)",
-                                   shortcut='shift+F1',
+                    parent,
-                                   triggered=self.fit),
+                    shortcut="shift+F1",
-                          QAction(QIcon(':/images/icons/isometric_view.svg'),
+                    triggered=self.fit,
-                                  'Iso (Shift+F2)',
+                ),
-                                  parent,
+                QAction(
-                                  shortcut='shift+F2',
+                    QIcon(":/images/icons/isometric_view.svg"),
-                                  triggered=self.iso_view),
+                    "Iso (Shift+F2)",
-                          QAction(QIcon(':/images/icons/top_view.svg'),
+                    parent,
-                                  'Top (Shift+F3)',
+                    shortcut="shift+F2",
-                                  parent,
+                    triggered=self.iso_view,
-                                  shortcut='shift+F3',
+                ),
-                                  triggered=self.top_view),
+                QAction(
-                          QAction(QIcon(':/images/icons/bottom_view.svg'),
+                    QIcon(":/images/icons/top_view.svg"),
-                                  'Bottom (Shift+F4)',
+                    "Top (Shift+F3)",
-                                  parent,
+                    parent,
-                                  shortcut='shift+F4',
+                    shortcut="shift+F3",
-                                  triggered=self.bottom_view),
+                    triggered=self.top_view,
-                          QAction(QIcon(':/images/icons/front_view.svg'),
+                ),
-                                  'Front (Shift+F5)',
+                QAction(
-                                  parent,
+                    QIcon(":/images/icons/bottom_view.svg"),
-                                  shortcut='shift+F5',
+                    "Bottom (Shift+F4)",
-                                  triggered=self.front_view),
+                    parent,
-                          QAction(QIcon(':/images/icons/back_view.svg'),
+                    shortcut="shift+F4",
-                                  'Back (Shift+F6)',
+                    triggered=self.bottom_view,
-                                  parent,
+                ),
-                                  shortcut='shift+F6',
+                QAction(
-                                  triggered=self.back_view),
+                    QIcon(":/images/icons/front_view.svg"),
-                          QAction(QIcon(':/images/icons/left_side_view.svg'),
+                    "Front (Shift+F5)",
-                                  'Left (Shift+F7)',
+                    parent,
-                                  parent,
+                    shortcut="shift+F5",
-                                  shortcut='shift+F7',
+                    triggered=self.front_view,
-                                  triggered=self.left_view),
+                ),
-                          QAction(QIcon(':/images/icons/right_side_view.svg'),
+                QAction(
-                                  'Right (Shift+F8)',
+                    QIcon(":/images/icons/back_view.svg"),
-                                  parent,
+                    "Back (Shift+F6)",
-                                  shortcut='shift+F8',
+                    parent,
-                                  triggered=self.right_view),
+                    shortcut="shift+F6",
-                          QAction(qta.icon('fa.square-o'),
+                    triggered=self.back_view,
-                                  'Wireframe (Shift+F9)',
+                ),
-                                  parent,
+                QAction(
-                                  shortcut='shift+F9',
+                    QIcon(":/images/icons/left_side_view.svg"),
-                                  triggered=self.wireframe_view),
+                    "Left (Shift+F7)",
-                                  QAction(qta.icon('fa.square'),
+                    parent,
-                                          'Shaded (Shift+F10)',
+                    shortcut="shift+F7",
-                                          parent,
+                    triggered=self.left_view,
-                                          shortcut='shift+F10',
+                ),
-                                          triggered=self.shaded_view)],
+                QAction(
-                 'Tools' : [QAction(icon('screenshot'),
+                    QIcon(":/images/icons/right_side_view.svg"),
-                                   'Screenshot',
+                    "Right (Shift+F8)",
-                                   parent,
+                    parent,
-                                   triggered=self.save_screenshot)]}
+                    shortcut="shift+F8",
+                    triggered=self.right_view,
+                ),
+                QAction(
+                    qta.icon("fa.square-o"),
+                    "Wireframe (Shift+F9)",
+                    parent,
+                    shortcut="shift+F9",
+                    triggered=self.wireframe_view,
+                ),
+                QAction(
+                    qta.icon("fa.square"),
+                    "Shaded (Shift+F10)",
+                    parent,
+                    shortcut="shift+F10",
+                    triggered=self.shaded_view,
+                ),
+            ],
+            "Tools": [
+                QAction(
+                    icon("screenshot"),
+                    "Screenshot",
+                    parent,
+                    triggered=self.save_screenshot,
+                )
+            ],
+        }
 
     def toolbarActions(self):
-
+        return self._actions["View"]
-        return self._actions['View']
-
 
     def clear(self):
-
         self.displayed_shapes = []
         self.displayed_ais = []
         self.canvas.context.EraseAll(True)
@@ -176,199 +252,167 @@ class OCCViewer(QWidget,ComponentMixin):
         context.PurgeDisplay()
         context.RemoveAll(True)
 
-    def _display(self,shape):
+    def _display(self, shape):
-
         ais = make_AIS(shape)
-        self.canvas.context.Display(shape,True)
+        self.canvas.context.Display(shape, True)
 
         self.displayed_shapes.append(shape)
         self.displayed_ais.append(ais)
 
-        #self.canvas._display.Repaint()
+        # self.canvas._display.Repaint()
 
     @pyqtSlot(object)
-    def display(self,ais):
+    def display(self, ais):
-
         context = self._get_context()
-        context.Display(ais,True)
+        context.Display(ais, True)
 
-        if self.preferences['Fit automatically']: self.fit()
+        if self.preferences["Fit automatically"]:
+            self.fit()
 
     @pyqtSlot(list)
-    @pyqtSlot(list,bool)
+    @pyqtSlot(list, bool)
-    def display_many(self,ais_list,fit=None):
+    def display_many(self, ais_list, fit=None):
-
         context = self._get_context()
         for ais in ais_list:
-            context.Display(ais,True)
+            context.Display(ais, True)
 
-        if self.preferences['Fit automatically'] and fit is None:
+        if self.preferences["Fit automatically"] and fit is None:
             self.fit()
         elif fit:
             self.fit()
 
-    @pyqtSlot(QTreeWidgetItem,int)
+    @pyqtSlot(QTreeWidgetItem, int)
-    def update_item(self,item,col):
+    def update_item(self, item, col):
-
         ctx = self._get_context()
         if item.checkState(0):
-            ctx.Display(item.ais,True)
+            ctx.Display(item.ais, True)
         else:
-            ctx.Erase(item.ais,True)
+            ctx.Erase(item.ais, True)
 
     @pyqtSlot(list)
-    def remove_items(self,ais_items):
+    def remove_items(self, ais_items):
-
         ctx = self._get_context()
-        for ais in ais_items: ctx.Erase(ais,True)
+        for ais in ais_items:
+            ctx.Erase(ais, True)
 
     @pyqtSlot()
     def redraw(self):
-
         self._get_viewer().Redraw()
 
     def fit(self):
-
         self.canvas.view.FitAll()
 
     def iso_view(self):
-
         v = self._get_view()
-        v.SetProj(1,-1,1)
+        v.SetProj(1, -1, 1)
         v.SetTwist(0)
 
     def bottom_view(self):
-
         v = self._get_view()
-        v.SetProj(0,0,-1)
+        v.SetProj(0, 0, -1)
         v.SetTwist(0)
 
     def top_view(self):
-
         v = self._get_view()
-        v.SetProj(0,0,1)
+        v.SetProj(0, 0, 1)
         v.SetTwist(0)
 
     def front_view(self):
-
         v = self._get_view()
-        v.SetProj(0,-1,0)
+        v.SetProj(0, -1, 0)
         v.SetTwist(0)
 
     def back_view(self):
-
         v = self._get_view()
-        v.SetProj(0,1,0)
+        v.SetProj(0, 1, 0)
         v.SetTwist(0)
 
     def left_view(self):
-
         v = self._get_view()
-        v.SetProj(-1,0,0)
+        v.SetProj(-1, 0, 0)
         v.SetTwist(0)
 
     def right_view(self):
-
         v = self._get_view()
-        v.SetProj(1,0,0)
+        v.SetProj(1, 0, 0)
         v.SetTwist(0)
 
     def shaded_view(self):
-
         c = self._get_context()
         c.SetDisplayMode(AIS_Shaded, True)
 
     def wireframe_view(self):
-
         c = self._get_context()
         c.SetDisplayMode(AIS_WireFrame, True)
 
-    def show_grid(self,
+    def show_grid(
-                  step=1.,
+        self, step=1.0, size=10.0 + 1e-6, color1=(0.7, 0.7, 0.7), color2=(0, 0, 0)
-                  size=10.+1e-6,
+    ):
-                  color1=(.7,.7,.7),
-                  color2=(0,0,0)):
-
         viewer = self._get_viewer()
-        viewer.ActivateGrid(Aspect_GT_Rectangular,
+        viewer.ActivateGrid(Aspect_GT_Rectangular, Aspect_GDM_Lines)
-                            Aspect_GDM_Lines)
         viewer.SetRectangularGridGraphicValues(size, size, 0)
         viewer.SetRectangularGridValues(0, 0, step, step, 0)
         grid = viewer.Grid()
-        grid.SetColors(Quantity_Color(*color1,TOC_RGB),
+        grid.SetColors(
-                       Quantity_Color(*color2,TOC_RGB))
+            Quantity_Color(*color1, TOC_RGB), Quantity_Color(*color2, TOC_RGB)
+        )
 
     def hide_grid(self):
-
         viewer = self._get_viewer()
         viewer.DeactivateGrid()
 
-    @pyqtSlot(bool,float)
+    @pyqtSlot(bool, float)
     @pyqtSlot(bool)
-    def toggle_grid(self,
+    def toggle_grid(self, value: bool, dim: float = 10.0):
-                    value : bool,
-                    dim : float = 10.):
-
         if value:
-            self.show_grid(step=dim/20,size=dim+1e-9)
+            self.show_grid(step=dim / 20, size=dim + 1e-9)
         else:
             self.hide_grid()
 
     @pyqtSlot(gp_Ax3)
-    def set_grid_orientation(self,orientation : gp_Ax3):
+    def set_grid_orientation(self, orientation: gp_Ax3):
-
         viewer = self._get_viewer()
         viewer.SetPrivilegedPlane(orientation)
 
-    def show_axis(self,origin = (0,0,0), direction=(0,0,1)):
+    def show_axis(self, origin=(0, 0, 0), direction=(0, 0, 1)):
-
+        ax_placement = Geom_Axis1Placement(gp_Ax1(gp_Pnt(*origin), gp_Dir(*direction)))
-        ax_placement = Geom_Axis1Placement(gp_Ax1(gp_Pnt(*origin),
-                                                  gp_Dir(*direction)))
         ax = AIS_Axis(ax_placement)
         self._display_ais(ax)
 
     def save_screenshot(self):
-
         fname = get_save_filename(self.IMAGE_EXTENSIONS)
-        if fname != '':
+        if fname != "":
-             self._get_view().Dump(fname)
+            self._get_view().Dump(fname)
-
-    def _display_ais(self,ais):
 
+    def _display_ais(self, ais):
         self._get_context().Display(ais)
 
-
     def _get_view(self):
-
         return self.canvas.view
 
     def _get_viewer(self):
-
         return self.canvas.viewer
 
     def _get_context(self):
-
         return self.canvas.context
 
     @pyqtSlot(list)
-    def handle_selection(self,obj):
+    def handle_selection(self, obj):
-
         self.sigObjectSelected.emit(obj)
 
     @pyqtSlot(list)
-    def set_selected(self,ais):
+    def set_selected(self, ais):
-
         ctx = self._get_context()
         ctx.ClearSelected(False)
 
         for obj in ais:
-            ctx.AddOrRemoveSelected(obj,False)
+            ctx.AddOrRemoveSelected(obj, False)
 
         self.redraw()
 
 
 if __name__ == "__main__":
-
+    # pass
     import sys
     from OCP.BRepPrimAPI import BRepPrimAPI_MakeBox
 
@@ -379,10 +423,10 @@ if __name__ == "__main__":
     dlg.setFixedHeight(400)
     dlg.setFixedWidth(600)
 
-    layout(dlg,(viewer,),dlg)
+    layout(dlg, (viewer,), dlg)
     dlg.show()
 
-    box = BRepPrimAPI_MakeBox(20,20,30)
+    box = BRepPrimAPI_MakeBox(20, 20, 30)
     box_ais = AIS_ColoredShape(box.Shape())
     viewer.display(box_ais)
 

setup.py

@@ -31,7 +31,7 @@ setup(
         "logbook>=1",
         "ipython",
         "path>=16",
-        "PyQt5>=5",
+        "PySide6",
         "requests>=2,<3",
         "spyder>=5,<6",
         "pyqtgraph",