Bug 417532

Summary:	DnD between Firefox and Dolphin is impossible on Wayland
Product:	[Plasma] kwin	Reporter:	Patrick Silva <bugseforuns>
Component:	wayland-generic	Assignee:	KWin default assignee <kwin-bugs-null>
Status:	RESOLVED FIXED
Severity:	normal	CC:	meven29
Priority:	NOR	Keywords:	wayland-only
Version First Reported In:	5.18.0
Target Milestone:	---
Platform:	Arch Linux
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Patrick Silva 2020-02-13 02:15:53 UTC

SUMMARY
My Firefox runs on Xwayland.
I can DnD between Firefox and Desktop, but I can't between Firefox and Dolphin.

STEPS TO REPRODUCE
1. start Wayland session
2. open Dolphin
2. open Firefox and load the following wallpaper:
https://wallpaperaccess.com/full/112752.jpg
3. drag the wallpaper and try to drop it on Dolphin

OBSERVED RESULT
context menu showing "move/copy/link here" and "Cancel" does not open
when you release mouse button on Dolphin

EXPECTED RESULT
context menu showing "move/copy/link here" and "Cancel" should open
when you release mouse button on Dolphin

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Arch Linux
(available in About System)
KDE Plasma Version: 5.18
KDE Frameworks Version: 5.67
Qt Version: 5.14.1

ADDITIONAL INFORMATION
DnD between Opera browser also running on Xwayland and Dolphin
works as expected.

Comment 1 Méven Car 2020-02-14 17:29:30 UTC

I believe we don't support (yet) DnD between XWayland apps (as firefox) and Wayland apps (dolphin).

Comment 2 Patrick Silva 2020-02-14 19:19:31 UTC

Humm, I can't reproduce on Neon unstable edition with Firefox running on Xwayland too. 

Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.18.80
KDE Frameworks Version: 5.68.0
Qt Version: 5.13.2

Comment 3 Patrick Silva 2020-09-18 19:57:44 UTC

cannot reproduce with Plasma 5.20 beta and Firefox 80.0.1.

Operating System: Arch Linux
KDE Plasma Version: 5.19.90
KDE Frameworks Version: 5.74.0
Qt Version: 5.15.1