On Wed, 6 Dec 2023 00:52:32 GMT, Michael Strauß <[email protected]> wrote:

>> Please read [this 
>> document](https://gist.github.com/mstr2/9f46f92c98d3c86aa6a0b4224a9a6548) 
>> for an introduction to the Platform Preferences API, and how it interacts 
>> with the proposed style theme and stage appearance features.
>
> Michael Strauß has updated the pull request incrementally with two additional 
> commits since the last revision:
> 
>  - null checking
>  - rename GLASS_CHECK_EXCEPTIONALLY_RETURN

I retested (sanity test) and all looks good.

I left one comment about a change that I think is needed to one of the error 
checks you added. The rest looks good.

modules/javafx.graphics/src/main/native-glass/win/RoActivationSupport.cpp line 
208:

> 206:     int message_length = int(strlen(message));
> 207:     int error_length = WideCharToMultiByte(CP_ACP, 0, error, -1, NULL, 
> 0, NULL, FALSE);
> 208:     if (message_length + error_length == 0) return;

Unless I'm missing something, this test should just be `if (error_length == 0)` 
-- note that a 0 value indicates an error (since the count includes the null 
terminator). The concern is that if `WideCharToMultiByte` returns a 0, then you 
will construct a string with no null terminator, since the subsequent call to 
`WideCharToMultiByte` would do nothing and you (intentionally) don't copy the 
null terminator from the message.

-------------

PR Review: https://git.openjdk.org/jfx/pull/1014#pullrequestreview-1768319891
PR Review Comment: https://git.openjdk.org/jfx/pull/1014#discussion_r1417794955

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