File select. May work with updated asynctk

Author: Starwort

main.py

@@ -1,8 +1,66 @@
 import asynctk as tk
 import asyncio
+import os
+import pathlib
 
 root = tk.AsyncTk()
+
+async def file_select():
+    manager = tk.AsyncToplevel(root)
+    dir = pathlib.PurePath()
+    dirbox = tk.AsyncEntry(manager)
+    dirbox.grid(row=0, column=0)
+    foldermap = tk.AsyncFrame(manager)
+    foldermap.grid(row=1,column=0)
+    def populate_folder(folder):
+        nonlocal dir
+        dir = manager.dir
+        for i in os.listdir(folder):
+            if (dir / i).is_file():
+                async def cb():
+                    manager.file = dir / i
+                    await manager.destroy()
+                tk.AsyncButton(foldermap, text=f'{i} [FILE]', callback=cb).pack()
+            if (dir / i).is_dir():
+                async def cb():
+                    manager.dir = dir / i
+                    populate_folder(manager.dir)
+                tk.AsyncButton(foldermap, text=f'{i} [FOLDER]',callback=cb).pack()
+    def boxcallback(*i):
+        change_dir(dirbox.get())
+    def change_dir(path):
+        nonlocal dir, foldermap
+        dir = pathlib.PurePath(path)
+        manager.dir = dir
+        asyncio.ensure_future(foldermap.destroy())
+        foldermap = tk.AsyncFrame(manager)
+        foldermap.grid(row=1,column=0)
+        populate_folder(dir)
+
+    dirbox.bind('<Return>', boxcallback)
+    await root.wait_window(manager)
+    return manager.dir
+
+
 async def save():
-    print('test')
+    print(await file_select())
+
+
 root.protocol("WM_DELETE_WINDOW", lambda: asyncio.ensure_future(save()))
-root.mainloop()
+
+
+root.menu = tk.AsyncMenu(root)
+root.config(menu=root.menu)
+
+
+root.dropdown = tk.AsyncMenu(root.menu)
+
+root.dropdown.add_command(label="Do nothing", command=lambda: None)
+root.dropdown.add_command(
+    label="Save processor time", command=lambda: asyncio.ensure_future(root.destroy())
+)
+
+root.menu.add_cascade(label="Unhelpful menu", menu=root.dropdown)
+
+
+root.mainloop()