Qt6.5 QPermission

[Phil Thompson]

On 22/05/2023 09:33, Marko Luther wrote:
>> On 22. May 2023, at 10:01, Phil Thompson <phil at riverbankcomputing.com> 
>> wrote:
>> 
>> On 22/05/2023 06:46, Marko Luther wrote:
>>> Dear Phil,
>>>> On 21. May 2023, at 17:07, Phil Thompson 
>>>> <phil at riverbankcomputing.com> wrote:
>>>> On 16/05/2023 17:26, Marko Luther wrote:
>>>>> Dear Phil,
>>>>> shouldn't the QPermission class be available in QtCore, or is the
>>>>> QPermission API not yet supported by PyQt6?
>>>>>>>> from PyQt6.QtCore import QBluetoothPermission
>>>>> Traceback (most recent call last):
>>>>> File "<stdin>", line 1, in <module>
>>>>> ImportError: cannot import name 'QBluetoothPermission' from
>>>>> 'PyQt6.QtCore'
>>>>> (/Library/Frameworks/Python.framework/Versions/3.11/lib/python3.11/site-packages/PyQt6/QtCore.abi3.so)
>>>> It isn't supported by PyQt6. It isn't supported on Linux and Windows 
>>>> anyway and for macOS you have to include entries in the Info.plist 
>>>> file. I'm not sure how practical that is.
>>> That Info.plist entry is required anyhow. I am using QBluetooth and
>>> without that Info.plist as well as the permission granted by the user
>>> this API cannot be use on macOS. Thus the request for permission
>>> dialog of the OS pops up also without operating this Permission API.
>>> That Permission API allows an app to control this permission granting
>>> process.
>> 
>> So how are you updating Info.plist at the moment?
> 
> I add the following lines to the Info.plist of my app build with 
> py2app.
> 
> 	<key>NSBluetoothAlwaysUsageDescription</key>
> 	<string>MYAPP wants to access bluetooth</string>
> 
> This works only if running the final build. I did not find a way to
> use QBluetooth on current macOS under Python3/PyQt6 on running from
> source. I tried to add those lines to the "Python Launcher" (and by
> this perhaps invalidating its code signature) without any success.

The next snapshot includes permissions support. However (when making the 
changes to Python's own Info.plist) the requestPermission() handler 
always seems to return immediately with permission denied without 
putting up a dialog. Perhaps you will have better luck when using 
py2app.

Phil