From 8c3aa5a484b66dcf00365253e59d012976e03714 Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@gmail.com>
Date: Mon, 14 Nov 2016 09:59:22 -0600
Subject: kde5: add enableQt4Support option

---
 .../installer/cd-dvd/installation-cd-graphical-kde.nix      |  5 ++++-
 nixos/modules/services/x11/desktop-managers/kde5.nix        | 13 ++++++++++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

(limited to 'nixos/modules')

diff --git a/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix b/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix
index 5876aab93a7..bf233e24797 100644
--- a/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix
+++ b/nixos/modules/installer/cd-dvd/installation-cd-graphical-kde.nix
@@ -18,7 +18,10 @@ with lib;
       autoLogin = true;
     };
 
-    desktopManager.kde5.enable = true;
+    desktopManager.kde5 = {
+      enable = true;
+      enableQt4Support = false;
+    };
 
     # Enable touchpad support for many laptops.
     synaptics.enable = true;
diff --git a/nixos/modules/services/x11/desktop-managers/kde5.nix b/nixos/modules/services/x11/desktop-managers/kde5.nix
index 07f6a402e81..9b51b92faa4 100644
--- a/nixos/modules/services/x11/desktop-managers/kde5.nix
+++ b/nixos/modules/services/x11/desktop-managers/kde5.nix
@@ -22,6 +22,15 @@ in
         description = "Enable the Plasma 5 (KDE 5) desktop environment.";
       };
 
+      enableQt4Support = mkOption {
+        type = types.bool;
+        default = true;
+        description = ''
+          Enable support for Qt 4-based applications. Particularly, install the
+          Qt 4 version of the Breeze theme and a default backend for Phonon.
+        '';
+      };
+
     };
 
   };
@@ -105,7 +114,7 @@ in
         kde5.sonnet
         kde5.threadweaver
 
-        kde5.breeze
+        kde5.breeze-qt5
         kde5.kactivitymanagerd
         kde5.kde-cli-tools
         kde5.kdecoration
@@ -160,6 +169,8 @@ in
       # frameworkintegration was split with plasma-integration in Plasma 5.6
       ++ lib.optional (lib.hasAttr "plasma-integration" kde5) kde5.plasma-integration
 
+      ++ lib.optionals cfg.enableQt4Support [ kde5.breeze-qt4 pkgs.phonon-backend-gstreamer ]
+
       # Optional hardware support features
       ++ lib.optional config.hardware.bluetooth.enable kde5.bluedevil
       ++ lib.optional config.networking.networkmanager.enable kde5.plasma-nm
-- 
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