replaced wine check, final cleanups

prefs.py

@@ -1,29 +1,28 @@
 # -*- coding: utf-8 -*-
 """EDMC preferences library."""
 
+import contextlib
 import logging
 import tkinter as tk
-from types import TracebackType
 import webbrowser
 from os.path import exists, expanduser, expandvars, join, normpath
 from sys import platform
-from tkinter import Variable, colorchooser as tkColorChooser  # type: ignore
+from tkinter import colorchooser as tkColorChooser  # type: ignore # noqa: N812
 from tkinter import ttk
+from types import TracebackType
 from typing import TYPE_CHECKING, Any, Callable, Optional, Type, Union
 
-import myNotebook as nb
+import myNotebook as nb  # noqa: N813
-from myNotebook import Notebook
 import plug
 from config import applongname, appname, appversion, config
 from EDMCLogging import edmclogger
 from hotkey import hotkeymgr
 from l10n import Translations
 from monitor import monitor
+from myNotebook import Notebook
 from theme import theme
 from ttkHyperlinkLabel import HyperlinkLabel
 
-import contextlib
-
 logger = logging.getLogger(appname)
 
 if TYPE_CHECKING:
@@ -116,6 +115,7 @@ class PrefsVersion:
         return False
     ###########################################################################
 
+
 prefsVersion = PrefsVersion()  # noqa: N816 # Cannot rename as used in plugins
 
 
@@ -160,6 +160,7 @@ class AutoInc(contextlib.AbstractContextManager):
 
 ###########################################################################
 
+
 if platform == 'darwin':
     import objc  # type: ignore
     from Foundation import NSFileManager  # type: ignore
@@ -186,44 +187,21 @@ if platform == 'darwin':
     was_accessible_at_launch = AXIsProcessTrusted()  # type: ignore
 
 elif platform == 'win32':
-    # sigh tkFileDialog.askdirectory doesn't support unicode on Windows
-    # TODO: Remove this
     import ctypes
-    from ctypes.wintypes import HINSTANCE, HWND, LPARAM, LPCWSTR, LPVOID, LPWSTR, MAX_PATH, POINT, RECT, SIZE, UINT
+    import winreg
-
+    from ctypes.wintypes import HINSTANCE, HWND, LPCWSTR, LPWSTR, MAX_PATH, POINT, RECT, SIZE, UINT
-    SHGetLocalizedName = ctypes.windll.shell32.SHGetLocalizedName
+    is_wine = False
-    SHGetLocalizedName.argtypes = [LPCWSTR, LPWSTR, UINT, ctypes.POINTER(ctypes.c_int)]
-
-    LoadString = ctypes.windll.user32.LoadStringW
-    LoadString.argtypes = [HINSTANCE, UINT, LPWSTR, ctypes.c_int]
-
-    # https://msdn.microsoft.com/en-us/library/windows/desktop/bb762115
-    BIF_RETURNONLYFSDIRS = 0x00000001
-    BIF_USENEWUI = 0x00000050
-    BFFM_INITIALIZED = 1
-    BFFM_SETSELECTION = 0x00000467
-    BrowseCallbackProc = ctypes.WINFUNCTYPE(ctypes.c_int, HWND, ctypes.c_uint, LPARAM, LPARAM)
-
-    class BROWSEINFO(ctypes.Structure):
-        """
-        BROWSEINFO class for use in calls to win32 file browser invocation.
-
-        See https://docs.microsoft.com/en-us/windows/win32/api/shlobj_core/ns-shlobj_core-browseinfoa for more
-        information regarding this structure
-        """
-
-        _fields_ = [
-            ("hwndOwner", HWND),
-            ("pidlRoot", LPVOID),
-            ("pszDisplayName", LPWSTR),
-            ("lpszTitle", LPCWSTR),
-            ("ulFlags", UINT),
-            ("lpfn", BrowseCallbackProc),
-            ("lParam", LPCWSTR),
-            ("iImage", ctypes.c_int)
-        ]
-
     try:
+        WINE_REGISTRY_KEY = r'HKEY_LOCAL_MACHINE\Software\Wine'
+        reg = winreg.ConnectRegistry(None, winreg.HKEY_LOCAL_MACHINE)
+        winreg.OpenKey(reg, WINE_REGISTRY_KEY)
+        is_wine = True
+
+    except OSError:
+        pass
+
+    CalculatePopupWindowPosition = None
+    if not is_wine:
         CalculatePopupWindowPosition = ctypes.windll.user32.CalculatePopupWindowPosition
         CalculatePopupWindowPosition.argtypes = [
             ctypes.POINTER(POINT),
@@ -238,8 +216,11 @@ elif platform == 'win32':
         GetWindowRect = ctypes.windll.user32.GetWindowRect
         GetWindowRect.argtypes = [HWND, ctypes.POINTER(RECT)]
 
-    except Exception:  # Not supported under Wine 4.0
+    SHGetLocalizedName = ctypes.windll.shell32.SHGetLocalizedName
-        CalculatePopupWindowPosition = None
+    SHGetLocalizedName.argtypes = [LPCWSTR, LPWSTR, UINT, ctypes.POINTER(ctypes.c_int)]
+
+    LoadString = ctypes.windll.user32.LoadStringW
+    LoadString.argtypes = [HINSTANCE, UINT, LPWSTR, ctypes.c_int]
 
 
 class PreferencesDialog(tk.Toplevel):
@@ -664,13 +645,14 @@ class PreferencesDialog(tk.Toplevel):
         nb.Label(appearance_frame, text=_('Theme')).grid(columnspan=3, padx=self.PADX, sticky=tk.W, row=row.get())
 
         # Appearance theme and language setting
-        nb.Radiobutton(appearance_frame, text=_('Default'), variable=self.theme, value=0, command=self.themevarchanged).grid(
+        nb.Radiobutton(
-            columnspan=3, padx=self.BUTTONX, sticky=tk.W, row=row.get()
+            appearance_frame, text=_('Default'), variable=self.theme, value=0, command=self.themevarchanged
-        )
+        ).grid(columnspan=3, padx=self.BUTTONX, sticky=tk.W, row=row.get())
 
         # Appearance theme setting
-        nb.Radiobutton(appearance_frame, text=_('Dark'), variable=self.theme, value=1, command=self.themevarchanged).grid(
+        nb.Radiobutton(
-            columnspan=3, padx=self.BUTTONX, sticky=tk.W, row=row.get())
+            appearance_frame, text=_('Dark'), variable=self.theme, value=1, command=self.themevarchanged
+        ).grid(columnspan=3, padx=self.BUTTONX, sticky=tk.W, row=row.get())
 
         if platform == 'win32':
             nb.Radiobutton(
@@ -789,7 +771,9 @@ class PreferencesDialog(tk.Toplevel):
 
         enabled_plugins = list(filter(lambda x: x.folder and x.module, plug.PLUGINS))
         if len(enabled_plugins):
-            ttk.Separator(plugins_frame, orient=tk.HORIZONTAL).grid(columnspan=3, padx=self.PADX, pady=self.PADY * 8, sticky=tk.EW)
+            ttk.Separator(plugins_frame, orient=tk.HORIZONTAL).grid(
+                columnspan=3, padx=self.PADX, pady=self.PADY * 8, sticky=tk.EW
+            )
             nb.Label(
                 plugins_frame,
                 text=_('Enabled Plugins')+':'  # List of plugins in settings