xresources: run xrdb -merge on change

Fixes #400
2018-09-24 23:19:54 +02:00 · 2018-09-24 23:19:54 +02:00 · 7cc36b7703
parent 9407b42f97
commit 7cc36b7703
1 changed files with 12 additions and 5 deletions
--- a/modules/xresources.nix
+++ b/modules/xresources.nix
@ -69,10 +69,17 @@ in
  };

  config = mkIf (cfg.properties != null || cfg.extraConfig != "") {
-    home.file.".Xresources".text =
-      concatStringsSep "\n" ([]
-        ++ (optional (cfg.extraConfig != "") cfg.extraConfig)
-        ++ (optionals (cfg.properties != null) (mapAttrsToList formatLine cfg.properties))
-      ) + "\n";
+    home.file.".Xresources" = {
+      text =
+        concatStringsSep "\n" ([]
+          ++ (optional (cfg.extraConfig != "") cfg.extraConfig)
+          ++ (optionals (cfg.properties != null) (mapAttrsToList formatLine cfg.properties))
+        ) + "\n";
+      onChange = ''
+        if [[ -v DISPLAY ]] ; then
+          $DRY_RUN_CMD ${pkgs.xorg.xrdb}/bin/xrdb -merge $HOME/.Xresources
+        fi
+      '';
+    };
  };
 }