Fixes #10788.

Fixes #10677

Fixes #10762

Fixes #10773

When focusing out it is expected to clear text selection.
Clearing text selection itself clears middle mouse button's clipboard layer.
To work around this, we apply transparency to the selection for as long as we don't have focus.

singpolyma authored 4 years ago and Daniel Brötzmann committed 3 years ago

XEP-0065 specifies that the default is 1080.

Previously, sending Gajim a <candidate/> with no port would result in a
backtrace, since int() does not accept NoneType.  Now it will correctly fall
back to the default port.

This approach came with some drawbacks (i.e. message merging complexity)

cd40d79f introduced a new
is_jingle_available property, but it was only enabled on BareContact.
GroupchatParticipant was thus left without this property, raising an
issue when opening a private chat.

Fixes opening private messages, thanks Darkseid for the report!