Add kanshi to autoconfigure monitor layout

home/sway/default.nix

@@ -0,0 +1,153 @@
+{ lib, pkgs, ... }: 
+let
+  mod = "Mod4";
+  ws1 = "1: www";
+  ws2 = "2: >_";
+  ws3 = "3: </>";
+  ws4 = "4: IM";
+  ws5 = "5: ./";
+  ws6 = "6: doc";
+  ws7 = "7: mail";
+  ws8 = "8";
+  ws9 = "9";
+  ws10 = "10: media";
+
+  mode_system = "System:   L :  | S :  | P :  | R :  | E : ";
+in {
+  imports = [
+    ./gammastep.nix
+  ];
+
+  home.packages = with pkgs; [
+    slurp # screenshot selection
+    grim # screenshots
+    wl-clipboard # copy/paste
+    swaybg # background images
+  ];
+
+  # similar to i3-lock-fancy
+  programs.swaylock = {
+    enable = true;
+    package = pkgs.swaylock-effects;
+    settings = {
+      screenshots = true;
+      effect-blur = "7x5";
+      clock = true;
+      indicator = true;
+      indicator-thickness = 7;
+    };
+  };
+
+  wayland.windowManager.sway = {
+    enable = true;
+    swaynag.enable = true;
+    config = {
+      modifier = mod;
+
+      workspaceAutoBackAndForth = true;
+
+      fonts = {
+        names = [ "NotoSans-Regular" "FontAwesome" ];
+        style = "Monospace";
+        size = 12.0;
+      };
+
+/* TODO: background
+      output = {
+        "*" = {
+          bg = "/home/me/media/Pictures/wallpapers/gargantua-black-3840x2160-11475.jpg fill";
+        };
+      };
+      */
+
+      assigns = {
+        "${ws1}" = [ { app_id = "firefox"; } ];
+        "${ws5}" = [ { app_id="thunar"; } ];
+        "${ws7}" = [ { class="Thunderbird"; } ];
+      };
+
+      floating = {
+        criteria = [
+        { window_role = "pop-up"; }
+        { window_role = "task_dialog"; }
+        { title = "Preferences$"; }
+        { app_id = "org.keepassxc.KeePassXC"; }
+        { app_id = "pavucontrol"; }
+        { class = "^Pinentry-gtk-2$"; }
+        ];
+      };
+
+      terminal = "alacritty";
+
+      keybindings = lib.mkOptionDefault {
+        "${mod}+b" = "split h";
+        "${mod}+v" = "split v";
+        "${mod}+s" = "layout stacking";
+        "${mod}+w" = "layout tabbed";
+        "${mod}+e" = "layout toggle split";
+        "${mod}+space" = "focus mode_toggle";
+        "${mod}+d" = "exec rofi -show drun";
+        "${mod}+Tab" = "exec rofi -show window";
+
+        "${mod}+1" = "workspace ${ws1}";
+        "${mod}+2" = "workspace ${ws2}";
+        "${mod}+3" = "workspace ${ws3}";
+        "${mod}+4" = "workspace ${ws4}; layout tabbed";
+        "${mod}+5" = "workspace ${ws5}";
+        "${mod}+6" = "workspace ${ws6}";
+        "${mod}+7" = "workspace ${ws7}; layout tabbed";
+        "${mod}+8" = "workspace ${ws8}";
+        "${mod}+9" = "workspace ${ws9}";
+        "${mod}+0" = "workspace ${ws10}";
+
+        "${mod}+Shift+1" = "move container to workspace ${ws1}";
+        "${mod}+Shift+2" = "move container to workspace ${ws2}";
+        "${mod}+Shift+3" = "move container to workspace ${ws3}";
+        "${mod}+Shift+4" = "move container to workspace ${ws4}";
+        "${mod}+Shift+5" = "move container to workspace ${ws5}";
+        "${mod}+Shift+6" = "move container to workspace ${ws6}";
+        "${mod}+Shift+7" = "move container to workspace ${ws7}";
+        "${mod}+Shift+8" = "move container to workspace ${ws8}";
+        "${mod}+Shift+9" = "move container to workspace ${ws9}";
+        "${mod}+Shift+0" = "move container to workspace ${ws10}";
+
+        "${mod}+Shift+r" = "reload";
+
+        "${mod}+r" = "mode \"resize\"";
+        "${mod}+x" = "mode \"${mode_system}\"";
+
+        "${mod}+Shift+x" = "exec swaylock";
+      };
+
+      modes = {
+        resize = {
+          h = "resize shrink width 10 px or 10 ppt";
+          j = "resize grow height 10 px or 10 ppt";
+          k = "resize shrink height 10 px or 10 ppt";
+          l = "resize grow width 10 px or 10 ppt";
+
+          Return = "mode \"default\"";
+          Escape = "mode \"default\"";
+          "${mod}+r" = "mode \"default\"";
+        };
+        "${mode_system}" = {
+          l = "exec ~/bin/lock.sh, mode \"default\"";
+          s = "exec $Lock systemctl suspend, mode \"default\"";
+          p = "exec systemctl poweroff -i, mode \"default\"";
+          r = "exec systemctl reboot, mode \"default\"";
+          e = "exec i3-msg exit, mode \"default\"";
+
+          # back to normal: Enter or Escape or mod+x again
+          Return = "mode \"default\"";
+          Escape = "mode \"default\"";
+          "${mod}+x" = "mode \"default\"";
+        };
+      };
+      window = {
+        hideEdgeBorders = "both";
+        # disable titlebar
+        titlebar = false;
+      };
+    };
+  };
+}

home/sway/kanshi.nix

@@ -0,0 +1,32 @@
+{ config, ... }: {
+  # automatically configure monitor layout depending on connected devices
+  # https://git.sr.ht/~emersion/kanshi
+  services.kanshi = {
+    enable = config.wayland.windowManager.sway.enable;
+    settings = [
+      {
+        profile = {
+          name = "home";
+          outputs = [
+            {
+              criteria = "eDP-1";
+            }
+            {
+              criteria = "HDMI-A-1";
+            }
+          ];
+        };
+      }
+      {
+        profile = {
+          name = "mobile";
+          outputs = [
+            {
+              criteria = "eDP-1";
+            }
+          ];
+        };
+      }
+    ];
+  };
+}