8270874: JFrame paint artifacts when dragged from standard monitor to HiDPI monitor

[mrserb]

Hi all,

This pull request contains a backport of commit 03473b4c from the openjdk/jdk repository.

The commit being backported was authored by Sergey Bylokhov on 18 Nov 2021 and was reviewed by Jayathirth D V.

The jdk_desktop tests are green on the system where the bug was reproduced.

Thanks!

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8270874: JFrame paint artifacts when dragged from standard monitor to HiDPI monitor

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk17u pull/320/head:pull/320
$ git checkout pull/320

Update a local copy of the PR:
$ git checkout pull/320
$ git pull https://git.openjdk.java.net/jdk17u pull/320/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 320

View PR using the GUI difftool:
$ git pr show -t 320

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk17u/pull/320.diff

[bridgekeeper]

👋 Welcome back serb! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

@mrserb This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8270874: JFrame paint artifacts when dragged from standard monitor to HiDPI monitor

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[mlbridge]

Webrevs

• 00: Full (d0195c64)

[mrserb]

Moved to the jdk17u-dev: openjdk/jdk17u-dev#38