This user-control can copy and paste via the clipboard.
Without localhost (remote connections), https (SSL) is required becasue the clipboard API (navigator.clipboard) is used. Also, users must allow operation at browser.
Import UC_Clipboad_v1.xpz. Check a sample web panel included xpz.
.setText
To set text to the clipboard, you can use the setText method at user event after you put the user-control on the web layout.

.getText
You can get clipboard value like the following. You need call getText() method and then AfterGetValueData Event.

MIT license