RFR: 8273355: Flickering on tooltip appearance IntelliJ IDEA 2021.2.1 [v3]

[Alexey Ushakov]

On Thu, 24 Mar 2022 18:25:32 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

>>> If it skips the texture property I guess it will break it?
>> I've not noticed it in my testing. Do you mean particular tests? But anyway your suggestion looks more elegant and it works in my scenarios, also I've run test-jdk_desktop_part1 with it. No related problem was found.
>
> The CPlatformWindow.setOpaque() changes the background of the native window only if the texture property is not set. So if the code will change the color directly somewhere then the texture property will be broken. Not sure that we have a test for that.
> Please update the copyright date.

@mrserb updated.

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PR: https://git.openjdk.java.net/jdk/pull/7931