From 0b5fe07122ea9578f55adef2d7588c87c4d3e9d2 Mon Sep 17 00:00:00 2001
From: Stefan Ellmauthaler <stefan.ellmauthaler@tu-dresden.de>
Date: Mon, 24 Oct 2022 17:16:28 +0200
Subject: [PATCH] Fix okular issue in wayland

Add workaround to use xwayland compat mode instead of the wayland implementation
---
 modules/graphical.nix | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/modules/graphical.nix b/modules/graphical.nix
index 351ae6e..0a04e23 100644
--- a/modules/graphical.nix
+++ b/modules/graphical.nix
@@ -27,6 +27,16 @@ with lib; {
     cfg = config.elss.graphical;
     #cursorsize = if config.variables.hostName == "nucturne" then 14 else 16;
     #xserverDPI = if config.variables.hostName == "stel-xps" then 180 else null;
+
+    okular-x11 = pkgs.symlinkJoin {
+      name = "okular";
+      paths = [pkgs.okular];
+      buildInputs = [pkgs.makeWrapper];
+      postBuild = ''
+        wrapProgram $out/bin/okular \
+        --set QT_QPA_PLATFORM xcb
+      '';
+    };
   in
     mkIf cfg.enable {
       elss.users.x11.enable =
@@ -75,7 +85,8 @@ with lib; {
 
       environment.systemPackages = with pkgs; [
         ungoogled-chromium
-        okular
+        # force okular to use xwayland, because of https://github.com/swaywm/sway/issues/4973
+        okular-x11
         texlive.combined.scheme-full
         usbutils
         keepassxc