https://bugs.kde.org/show_bug.cgi?id=467908
Bug ID: 467908
Summary: QCompelter window display error if qt use
qt.qpa.wayland plugins
Classification: Plasma
Product: kwin
Version: 5.27.3
Platform: Ubuntu
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: core
Assignee: kwin-bugs-n...@kde.org
Reporter: upcliu...@outlook.com
Target Milestone: ---
SUMMARY
In qt App using wayland display server（Set QT_QPA_PLATFORM to wayland）with a
QLineEdit which has been set a QCompleter，if I type some words which is in the
wordlist of QCompleter the QCompleter window should show under the QLineEdit,
but some time it will show at error pos with error windowType（with title bar）。
STEPS TO REPRODUCE
1. Type a word in QLineEdit to make the QCompleter show；
2. Press down BackSpace will delete the word in QLineEdit and the QCompleter
will hide;
3. Keeping Press BackSpace, type a word make QCompleter show again, the
QCompleter will show at error pos with error windowType（with title bar）
OBSERVED RESULT
QCompleter will show at error pos with error windowType（with title bar）.
EXPECTED RESULT
QCompleter show without error.
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: ubuntu 22.10
KDE Plasma Version: The latest version on ubuntu 22.10
KDE Frameworks Version: The latest version on ubuntu 22.10
Qt Version: The latest version on ubuntu 22.10
ADDITIONAL INFORMATION
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