plasma-manager/examples/home.nix

{ pkgs, ... }:
{
  home.stateVersion = "23.11";

  programs.plasma = {
    enable = true;
    extraWidgets = [ "application-title-bar" "plasmusic-toolbar" ];

    #
    # Some high-level settings:
    #
    workspace = {
      clickItemTo = "open"; # If you liked the click-to-open default from plasma 5
      lookAndFeel = "org.kde.breezedark.desktop";
      cursor = {
        theme = "Bibata-Modern-Ice";
        size = 32;
      };
      iconTheme = "Papirus-Dark";
      wallpaper = "${pkgs.kdePackages.plasma-workspace-wallpapers}/share/wallpapers/Patak/contents/images/1080x1920.png";
    };

    hotkeys.commands."launch-konsole" = {
      name = "Launch Konsole";
      key = "Meta+Alt+K";
      command = "konsole";
    };

    fonts = {
      general = {
        family = "JetBrains Mono";
        pointSize = 12;
      };
    };

    panels = [
      # Windows-like panel at the bottom
      {
        location = "bottom";
        widgets = [
          # We can configure the widgets by adding the name and config
          # attributes. For example to add the the kickoff widget and set the
          # icon to "nix-snowflake-white" use the below configuration. This will
          # add the "icon" key to the "General" group for the widget in
          # ~/.config/plasma-org.kde.plasma.desktop-appletsrc.
          {
            name = "org.kde.plasma.kickoff";
            config = {
              General = {
                icon = "nix-snowflake-white";
                alphaSort = true;
              };
            };
          }
          # Or you can configure the widgets by adding the widget-specific options for it.
          # See modules/widgets for supported widgets and options for these widgets.
          # For example:
          {
            kickoff = {
              sortAlphabetically = true;
              icon = "nix-snowflake-white";
            };
          }
          # Adding configuration to the widgets can also for example be used to
          # pin apps to the task-manager, which this example illustrates by
          # pinning dolphin and konsole to the task-manager by default with widget-specific options.
          {
            iconTasks = {
              launchers = [
                "applications:org.kde.dolphin.desktop"
                "applications:org.kde.konsole.desktop"
              ];
            };
          }
          # Or you can do it manually, for example:
          {
            name = "org.kde.plasma.icontasks";
            config = {
              General = {
                launchers = [
                  "applications:org.kde.dolphin.desktop"
                  "applications:org.kde.konsole.desktop"
                ];
              };
            };
          }
          # If no configuration is needed, specifying only the name of the
          # widget will add them with the default configuration.
          "org.kde.plasma.marginsseparator"
          # If you need configuration for your widget, instead of specifying the
          # the keys and values directly using the config attribute as shown
          # above, plasma-manager also provides some higher-level interfaces for
          # configuring the widgets. See modules/widgets for supported widgets
          # and options for these widgets. The widgets below shows two examples
          # of usage, one where we add a digital clock, setting 12h time and
          # first day of the week to Sunday and another adding a systray with
          # some modifications in which entries to show.
          {
            digitalClock = {
              calendar.firstDayOfWeek = "sunday";
              time.format = "12h";
            };
          }
          {
            systemTray.items = {
              # We explicitly show bluetooth and battery
              shown = [
                "org.kde.plasma.battery"
                "org.kde.plasma.bluetooth"
              ];
              # And explicitly hide networkmanagement and volume
              hidden = [
                "org.kde.plasma.networkmanagement"
                "org.kde.plasma.volume"
              ];
            };
          }
        ];
        hiding = "autohide";
      }
      # Application name, Global menu and Song information and playback controls at the top
      {
        location = "top";
        height = 26;
        widgets = [
          {
            applicationTitleBar = {
              behavior = {
                activeTaskSource = "activeTask";
              };
              layout = {
                elements = [ "windowTitle" ];
                horizontalAlignment = "left";
                showDisabledElements = "deactivated";
                verticalAlignment = "center";
              };
              overrideForMaximized.enable = false;
              titleReplacements = [
                {
                  type = "regexp";
                  originalTitle = "^Brave Web Browser$";
                  newTitle = "Brave";
                }
                {
                  type = "regexp";
                  originalTitle = ''\\bDolphin\\b'';
                  newTitle = "File manager";
                }
              ];
              windowTitle = {
                font = {
                  bold = false;
                  fit = "fixedSize";
                  size = 12;
                };
                hideEmptyTitle = true;
                margins = {
                  bottom = 0;
                  left = 10;
                  right = 5;
                  top = 0;
                };
                source = "appName";
              };
            };
          }
          "org.kde.plasma.appmenu"
          "org.kde.plasma.panelspacer"
          {
            plasmusicToolbar = {
              panelIcon = {
                albumCover = {
                  useAsIcon = false;
                  radius = 8;
                };
                icon = "view-media-track";
              };
              preferredSource = "spotify";
              showPlaybackControls = true;
              songText = {
                displayInSeparateLines = true;
                maximumWidth = 640;
                scrolling = {
                  behavior = "alwaysScroll";
                  speed = 3;
                };
              };
            };
          }
        ];
      }
    ];

    window-rules = [
      {
        description = "Dolphin";
        match = {
          window-class = {
            value = "dolphin";
            type = "substring";
          };
          window-types = [ "normal" ];
        };
        apply = {
          noborder = {
            value = true;
            apply = "force";
          };
          # `apply` defaults to "apply-initially"
          maximizehoriz = true;
          maximizevert = true;
        };
      }
    ];


    #
    # Some mid-level settings:
    #
    shortcuts = {
      ksmserver = {
        "Lock Session" = [ "Screensaver" "Meta+Ctrl+Alt+L" ];
      };

      kwin = {
        "Expose" = "Meta+,";
        "Switch Window Down" = "Meta+J";
        "Switch Window Left" = "Meta+H";
        "Switch Window Right" = "Meta+L";
        "Switch Window Up" = "Meta+K";
      };
    };


    #
    # Some low-level settings:
    #
    configFile = {
      baloofilerc."Basic Settings"."Indexing-Enabled" = false;
      kwinrc."org.kde.kdecoration2".ButtonsOnLeft = "SF";
      kwinrc.Desktops.Number = {
        value = 8;
        # Forces kde to not change this value (even through the settings app).
        immutable = true;
      };
      kscreenlockerrc = {
        Greeter.WallpaperPlugin = "org.kde.potd";
        # To use nested groups use / as a separator. In the below example,
        # Provider will be added to [Greeter][Wallpaper][org.kde.potd][General].
        "Greeter/Wallpaper/org.kde.potd/General".Provider = "bing";
      };
    };
  };
}