Integrated: 8310054: ScrollPane insets are incorrect
Alexey Ivanov
aivanov at openjdk.org
Fri Jun 16 17:28:54 UTC 2023
On Wed, 14 Jun 2023 20:17:32 GMT, Alexey Ivanov <aivanov at openjdk.org> wrote:
> After the size of `ScrollPane` child component changes, it recalculates the size of the scroll bars and hides or shows them as necessary. This situation is handled in `WScrollPanePeer.childResized`:
>
> https://github.com/openjdk/jdk/blob/ee4ab6709ebaf8a1b1e9f297a7c53205987f3eba/src/java.desktop/windows/classes/sun/awt/windows/WScrollPanePeer.java#L104-L109
>
> After [JDK-8297923](https://bugs.openjdk.org/browse/JDK-8297923), `setSpans` is run asynchronously on the toolkit thread. Thus, `setInsets` calculates the incorrect values because `setSpans` hasn't updated the sizes yet.
>
> This is a regression from [JDK-8297923](https://bugs.openjdk.org/browse/JDK-8297923).
>
> **Fix**
>
> The insets are updated in the native implementation of `setSpans` directly.
>
> The native implementation of `setInsets` method is run on the toolkit thread as a synchronous call because the insets are used in [`WScrollPanePeer.initialize`](https://github.com/openjdk/jdk/blob/ee4ab6709ebaf8a1b1e9f297a7c53205987f3eba/src/java.desktop/windows/classes/sun/awt/windows/WScrollPanePeer.java#L62-L67).
This pull request has now been integrated.
Changeset: d6c2ee34
Author: Alexey Ivanov <aivanov at openjdk.org>
URL: https://git.openjdk.org/jdk/commit/d6c2ee3448a14b3e5a392aacc11ed8e47d388f80
Stats: 13 lines in 3 files changed: 7 ins; 1 del; 5 mod
8310054: ScrollPane insets are incorrect
Reviewed-by: honkar, prr
-------------
PR: https://git.openjdk.org/jdk/pull/14478
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