bug#16105: (setq ns-auto-hide-menu-bar t) unhides the dock on S.L. 10.6.8.

[Jan Djärv]

> 
Hello.

6 jun 2014 kl. 19:00 skrev Keith David Bershatsky <esq@lawlist.com>:

> Hello:
> 
> Thank you, Jan, for taking a look at bug #16105.  I'm using Emacs Trunk built 
> a few days ago:
> 
> GNU Emacs 24.4.50.1 (x86_64-apple-darwin10.8.0, NS appkit-1038.36 Version 
> 10.6.8 (Build 10K549)) of 2014-06-01 on MP.local
> 
> The bug is present on all three of my computers using the exact steps 
> mentioned in the original bug report.  So, if you have tried those exact 
> steps and are not seeing it, then perhaps  it is an issue similar to a 
> previous one a few months ago.  A few months ago, you discovered that I was 
> using a certain set of tools to build Emacs, which was different than the 
> ones you are using, and that was the reason I was seeing a bug with the help 
> menu.  I mention this because I'm still using the same tools to build Emacs.  
> I don't remember the name exactly, but it was something like "clang".

I build with clang.

> 
> Essentially, the steps to show the bug are:
> 
> * Place an Emacs Trunk shortcut on the dock.
> 
> * Hide the dock.
> 
> * C-F3 -- type "em" so the Emacs icon gets focus, and then press the enter 
> key to launch Emacs.
> 
> * Once Emacs is launched, Command+Tab to another application such as Finder 
> or Safari or Firefox.
> 
> * To switch back to Emacs, C-F3 -- type "em" so the Emacs icon gets focus, 
> and then press the enter key to return to the already open Emacs.
> 
> * And, I think that's it, the Dock will not be visible in Emacs, but when you 
> Command-Tab back to any other application the Dock will be visible.  And 
> hiding will not work again for other applications unless OSX is restarted, or 
> unless you clock on Show the Dock and then Hide the Dock again to restore 
> functionality.

I still can't reproduce it.  Dock hides as it should in all applications after 
following your steps.

        Jan D.

>> 
>> Thanks
>> 
>> Keith
>> 
>> 
>> 
>> 
>> ---------------------------------------
>> 
>> On Jun 6, 2014, at 9:22 AM, Jan Djärv wrote:
>> 
>>> Hello.
>>> 
>>> FWIW, I don't see the original bug with Emacs trunk on OX 10.6.8.  Can you 
>>> try that version?
>>> 
>>>     Jan D.
>>> 
>>> 3 jun 2014 kl. 21.18 skrev Keith David Bershatsky:
>>> 
>>>> I have a workaround for bug #16105, which may help the Emacs team locate 
>>>> the root cause.
>>>> 
>>>> * Remove the Emacs.app shortcut from the Dock.
>>>> 
>>>> * Restore hiding of the Dock to its normal working state.
>>>> 
>>>> ** Click on the Apple logo.
>>>> 
>>>> ** Go down to Dock on the menu.
>>>> 
>>>> ** Select `Turn Hiding Off`
>>>> 
>>>> ** Repeat the process now, but select `Turn Hiding On` this time around.
>>>> 
>>>> * With the open-source program called Platypus, create an Application with 
>>>> the following script -- adjust the path accordingly.
>>>> 
>>>> #!/bin/sh
>>>> 
>>>> osascript -e 'tell application 
>>>> "/Users/HOME/.0.data/.0.emacs/Emacs_06_01_2014.app/Contents/MacOS/Emacs" 
>>>> to activate'
>>>> 
>>>> * Drag that newly created application to the Dock to create a shortcut -- 
>>>> this will be the new method for activating Emacs with C-F3 or returning to 
>>>> Emacs with C-F3 when it is already running.
>>>> 
>>>> 
>>>> That's it -- workaround achieved!  So, bug #16105 is triggered 
>>>> specifically by accessing Emacs from the Dock with a shortcut created from 
>>>> the Emacs application.  A different method of activating Emacs avoids 
>>>> triggering the bug.
>>>> 
>>>> Thanks,
>>>> 
>>>> Keith
>>>> 
>>>> 
>>> 
>