macOS support

Widgets.py

@@ -7,7 +7,7 @@ from typing import Callable, Optional
 
 import flet as ft
 
-from Core import AppConfig, ChildEnvironment, ChipButton, IsWindows, Note, NotificationStyle, Palette
+from Core import AppConfig, ChildEnvironment, ChipButton, IsMac, IsWindows, Note, NotificationStyle, Palette
 from Service import RestartIfRunning
 from Sortd import Setup, SortdError
 
@@ -72,7 +72,7 @@ class App:
             if IsWindows:
                 os.startfile(PathText)  # Explorer
             else:
-                subprocess.Popen(["xdg-open", PathText], env=ChildEnvironment(), start_new_session=True)
+                subprocess.Popen(["open" if IsMac else "xdg-open", PathText], env=ChildEnvironment(), start_new_session=True)
         except OSError as Error:
             self.Notify(f"Couldn't open {PathText}: {Error}", "error")