Bug ID: JDK-8313704 [macos] Undecorated Frame does not Iconify when set to

Type: Bug
Component: client-libs
Sub-Component: java.awt
Affected Version: openjdk8u382

Priority: P4
Status: Closed
Resolution: Duplicate
OS: os_x
CPU: x86_64

Submitted: 2023-07-24
Updated: 2023-08-06
Resolved: 2023-08-06

Versions (Unresolved/Resolved/Fixed)

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JDK 8
8-poolResolved

ADDITIONAL SYSTEM INFORMATION :
MacOS only.
Already fixed via JDK-8214046 for Java 11 and newer.


A DESCRIPTION OF THE PROBLEM :
Frame/ JFrame with option setUndecorated(true) and setState(Frame.ICONIFIED) does not iconify the window, hence window state event is not produced.

A backport patch is available at https://github.com/openjdk/jdk8u-dev/pull/341

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
See https://bugs.openjdk.org/browse/JDK-8214046 for example code. The backport patch in https://github.com/openjdk/jdk8u-dev/pull/341 also contains code to reproduce the issue on MacOS.


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
A Frame/JFrame with option setUndecorated(true) and setState(Frame.ICONIFIED) or  setExtendedState(Frame.ICONIFIED) should be minified.
ACTUAL -
The Frame isn't minified.

CUSTOMER SUBMITTED WORKAROUND :
None.

FREQUENCY : always