Introduce a power-profiles-daemon module

README.md

@@ -13,6 +13,7 @@
 - Local time
 - Battery
 - UPower
+- Power profiles daemon
 - Network
 - Bluetooth
 - Pulseaudio

include/modules/power_profiles_daemon.hpp

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <fmt/format.h>
+
+#include "ALabel.hpp"
+#include "giomm/dbusproxy.h"
+
+namespace waybar::modules {
+
+struct Profile {
+  std::string name;
+  std::string driver;
+};
+
+class PowerProfilesDaemon : public ALabel {
+ public:
+  PowerProfilesDaemon(const std::string &, const Json::Value &);
+  auto update() -> void override;
+  void profileChangedCb(const Gio::DBus::Proxy::MapChangedProperties &,
+                        const std::vector<Glib::ustring> &);
+  void busConnectedCb(Glib::RefPtr<Gio::AsyncResult> &r);
+  void getAllPropsCb(Glib::RefPtr<Gio::AsyncResult> &r);
+  void setPropCb(Glib::RefPtr<Gio::AsyncResult> &r);
+  void populateInitState();
+  bool handleToggle(GdkEventButton *const &e) override;
+
+ private:
+  // True if we're connected to the dbug interface. False if we're
+  // not.
+  bool connected_;
+  // Look for a profile name in the list of available profiles and
+  // switch activeProfile_ to it.
+  void switchToProfile(std::string const &);
+  // Used to toggle/display the profiles
+  std::vector<Profile> availableProfiles_;
+  // Points to the active profile in the profiles list
+  std::vector<Profile>::iterator activeProfile_;
+  // Current CSS class applied to the label
+  std::string currentStyle_;
+  // Format string
+  std::string tooltipFormat_;
+  // DBus Proxy used to track the current active profile
+  Glib::RefPtr<Gio::DBus::Proxy> powerProfilesProxy_;
+};
+
+}  // namespace waybar::modules

man/waybar-power-profiles-daemon.5.scd

@@ -0,0 +1,72 @@
+waybar-power-profiles-daemon(5)
+
+# NAME
+
+waybar - power-profiles-daemon module
+
+# DESCRIPTION
+
+The *power-profiles-daemon* module displays the active power-profiles-daemon profile and cycle through the available profiles on click.
+
+# FILES
+
+$XDG_CONFIG_HOME/waybar/config
+
+# CONFIGURATION
+
+
+[- *Option*
+:- *Typeof*
+:- *Default*
+:= *Description*
+|[ *format*
+:[ string
+:[ "{icon}"
+:[ Message displayed on the bar. {icon} and {profile} are respectively substituted with the icon representing the active profile and its full name.
+|[ *tooltip-format*
+:[ string
+:[ "Power profile: {profile}\\nDriver: {driver}"
+:[ Messaged displayed in the module tooltip. {icon} and {profile} are respectively substituted with the icon representing the active profile and its full name.
+|[ *tooltip*
+:[ bool
+:[ true
+:[ Display the tooltip.
+|[ *format-icons*
+:[ object
+:[ See default value in the example below.
+:[ Icons used to represent the various power-profile. *Note*: the default configuration uses the font-awesome icons. You may want to override it if you don't have this font installed on your system.
+
+
+# CONFIGURATION EXAMPLES
+
+Compact display (default config):
+
+```
+"power-profiles-daemon": {
+  "format": "{icon}",
+  "tooltip-format": "Power profile: {profile}\nDriver: {driver}",
+  "tooltip": true,
+  "format-icons": {
+    "default": "",
+    "performance": "",
+    "balanced": "",
+    "power-saver": ""
+  }
+}
+```
+
+Display the full profile name:
+
+```
+"power-profiles-daemon": {
+  "format": "{icon}   {profile}",
+  "tooltip-format": "Power profile: {profile}\nDriver: {driver}",
+  "tooltip": true,
+  "format-icons": {
+    "default": "",
+    "performance": "",
+    "balanced": "",
+    "power-saver": ""
+  }
+}
+```

meson.build

@@ -212,6 +212,7 @@ if is_linux
         'src/modules/cpu_usage/linux.cpp',
         'src/modules/memory/common.cpp',
         'src/modules/memory/linux.cpp',
+        'src/modules/power_profiles_daemon.cpp',
         'src/modules/systemd_failed_units.cpp',
     )
     man_files += files(
@@ -221,6 +222,7 @@ if is_linux
         'man/waybar-cpu.5.scd',
         'man/waybar-memory.5.scd',
         'man/waybar-systemd-failed-units.5.scd',
+        'man/waybar-power-profiles-daemon.5.scd',
     )
 elif is_dragonfly or is_freebsd or is_netbsd or is_openbsd
     add_project_arguments('-DHAVE_CPU_BSD', language: 'cpp')
@@ -577,4 +579,3 @@ if clangtidy.found()
             '-p', meson.project_build_root()
         ] + src_files)
 endif
-

resources/config.jsonc

@@ -20,6 +20,7 @@
         "idle_inhibitor",
         "pulseaudio",
         "network",
+        "power-profiles-daemon",
         "cpu",
         "memory",
         "temperature",
@@ -147,6 +148,17 @@
     "battery#bat2": {
         "bat": "BAT2"
     },
+    "power-profiles-daemon": {
+      "format": "{icon}",
+      "tooltip-format": "Power profile: {profile}\nDriver: {driver}",
+      "tooltip": true,
+      "format-icons": {
+        "default": "",
+        "performance": "",
+        "balanced": "",
+        "power-saver": ""
+      }
+    },
     "network": {
         // "interface": "wlp2*", // (Optional) To force the use of this interface
         "format-wifi": "{essid} ({signalStrength}%) ",
@@ -188,4 +200,3 @@
         // "exec": "$HOME/.config/waybar/mediaplayer.py --player spotify 2> /dev/null" // Filter player based on name
     }
 }
-

resources/style.css

@@ -87,6 +87,7 @@ button:hover {
 #mode,
 #idle_inhibitor,
 #scratchpad,
+#power-profiles-daemon,
 #mpd {
     padding: 0 10px;
     color: #ffffff;
@@ -139,6 +140,25 @@ button:hover {
     animation-direction: alternate;
 }
 
+#power-profiles-daemon {
+    padding-right: 15px;
+}
+
+#power-profiles-daemon.performance {
+    background-color: #f53c3c;
+    color: #ffffff;
+}
+
+#power-profiles-daemon.balanced {
+    background-color: #2980b9;
+    color: #ffffff;
+}
+
+#power-profiles-daemon.power-saver {
+    background-color: #2ecc71;
+    color: #000000;
+}
+
 label:focus {
     background-color: #000000;
 }

src/factory.cpp

@@ -86,6 +86,7 @@
 #endif
 #if defined(__linux__)
 #include "modules/bluetooth.hpp"
+#include "modules/power_profiles_daemon.hpp"
 #endif
 #ifdef HAVE_LOGIND_INHIBITOR
 #include "modules/inhibitor.hpp"
@@ -282,6 +283,9 @@ waybar::AModule* waybar::Factory::makeModule(const std::string& name,
     if (ref == "bluetooth") {
       return new waybar::modules::Bluetooth(id, config_[name]);
     }
+    if (ref == "power-profiles-daemon") {
+      return new waybar::modules::PowerProfilesDaemon(id, config_[name]);
+    }
 #endif
 #ifdef HAVE_LOGIND_INHIBITOR
     if (ref == "inhibitor") {