Add config option for visiblity (#2320 cont'd) (#2342)

* Add option

* Undo my havoc on the example config

* Update CHANGELOG

CHANGELOG.md

@@ -62,6 +62,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - IPC commands to change visibility of modules
   (`hide.<name>`, `show.<name>`, and `toggle.<name>`)
   ([`#2108`](https://github.com/polybar/polybar/issues/2108))
+- Config option to hide a certain module
+  (`hidden = false`)
+  ([`#2108`](https://github.com/polybar/polybar/issues/2108))
 - `internal/xworkspaces`: Make the urgent hint persistent
   ([`#1081`](https://github.com/polybar/polybar/issues/1081))
 

config/config.cmake

@@ -274,6 +274,8 @@ format-underline = #0a6cf5
 
 label = %date% %time%
 
+;hidden = true
+
 [module/pulseaudio]
 type = internal/pulseaudio
 

include/modules/meta/base.inl

@@ -20,7 +20,8 @@ namespace modules {
       , m_name_raw(name)
       , m_builder(make_unique<builder>(bar))
       , m_formatter(make_unique<module_formatter>(m_conf, m_name))
-      , m_handle_events(m_conf.get(m_name, "handle-events", true)) {}
+      , m_handle_events(m_conf.get(m_name, "handle-events", true))
+      , m_visible(!m_conf.get(m_name, "hidden", false)) {}
 
   template <typename Impl>
   module<Impl>::~module() noexcept {