Bug 491882

SUMMARY
Screenshots copied from spectacle don't paste in Signal but do paste if Signal is relaunched or if the screenshot is clicked in the clipboard applet 

STEPS TO REPRODUCE
1. Take a screenshot
2. Copy screenshot
3. Try to paste in Signal's message field

OBSERVED RESULT
Screenshot not pasted in Signal but can be worked around in 2 ways:

1. Re-launch Signal
2. Open clipboard history and select the screenshot item


EXPECTED RESULT
Screenshot should be pasted in Signal

SOFTWARE/OS VERSIONS
Operating System: Arch Linux 
KDE Plasma Version: 6.1.4
KDE Frameworks Version: 6.5.0
Qt Version: 6.7.2
Kernel Version: 6.10.4-201.fsync.fc40.x86_64 (64-bit)
Graphics Platform: Wayland

ADDITIONAL INFORMATION

klipperrc:

[General]
ActionsInfoMessageShown=false
IgnoreImages=false
PopupInfoMessageShown=false
Version=6.1.4