<AWT Dev> Workaround for bug JDK-8167263: "[macos] Java keyPressed function of Key Listener doesn't work for W, A, S, D"

[Sergey Bylokhov]

Hi, Gareth
Thank you for this workaround, I have added a comment to the bug.

On 07/12/2017 02:03, Gareth Randall wrote:
> Hi,
> 
> I have a workaround for bug JDK-8167263: "[macos] Java keyPressed 
> function of Key Listener doesn't work for W, A, S, D"
> 
> However, I do not have rights to post on the discussion for this bug so 
> perhaps someone could post this message to the thread?
> The thread is at: https://bugs.openjdk.java.net/browse/JDK-8167263
> 
> Workaround:
> 
> The problem of missing events is related the macOS feature which offers 
> the character accent menu when a key is held down, instead of 
> auto-repeating.
> 
> I experienced the same problem described in the bug but with a different 
> set of keys. (In my case Z, X, : and .) When I disabled the character 
> accent menu the problem disappeared and key events auto-repeated as 
> expected.
> 
> To disabled the character accent menu and enable auto-repeat, type the 
> following at the command prompt:
> 
>      defaults write -g ApplePressAndHoldEnabled -bool false
> 
> This can be reversed with the following:
> 
>      defaults write -g ApplePressAndHoldEnabled -bool true
> 
> Hopefully this will provide a pointer for your team to work out how to 
> do this programmatically, but until then the workaround can help 
> interested users.
> 
> Yours,
> 
> Gareth


-- 
Best regards, Sergey.