Dark mode not working in Wireshark 3.4.2 on macOS
Wireshark 3.4.2 (and likely 3.2.10) doesn't appear to support dark mode on macOS.
Steps to reproduce
Install Wireshark 3.4.2 and run it with the "Dark" appearance enabled in the general system preferences.
Version 3.4.2 (v3.4.2-0-ga889cf1b)
Copyright 1998-2020 Gerald Combs firstname.lastname@example.org and contributors. License GPLv2+: GNU GPL version 2 or later https://www.gnu.org/licenses/gpl-2.0.html This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Compiled (64-bit) with Qt 5.12.6, with libpcap, without POSIX capabilities, with GLib 2.58.3, with zlib 1.2.8, with SMI 0.4.8, with c-ares 1.15.0, with Lua 5.2.4, with GnuTLS 3.6.15 and PKCS #11 (closed) support, with Gcrypt 1.8.7, with MIT Kerberos, with MaxMind DB resolver, with nghttp2 1.39.2, with brotli, with LZ4, with Zstandard, with Snappy, with libxml2 2.9.9, with QtMultimedia, with automatic updates using Sparkle, with SpeexDSP (using system library).
Running on Mac OS X 10.15.7, build 19H114 (Darwin 19.6.0), with Intel(R) Core(TM) i7-6700K CPU @ 4.00GHz (with SSE4.2), with 16384 MB of physical memory, with locale C, with light display mode, with HiDPI, with libpcap version 1.9.1, with GnuTLS 3.6.15, with Gcrypt 1.8.7, with brotli 1.0.9, with zlib 1.2.11, binary plugins supported (21 loaded). Built using clang 4.2.1 Compatible Apple LLVM 11.0.0 (clang-122.214.171.124).