xfce: more update fallout

- forgotten mousepad update, including some wrapping magic
- dealing with panel plugins (either fix or mark as broken)
CC maintainer @AndersonTorres.
- remove some libxfcegui4 occurrences, as it's being phased out
- minor stuff

nixos/modules/services/x11/desktop-managers/xfce.nix

···
         pkgs.which # Needed by the xfce's xinitrc script.
         pkgs.xfce.exo
         pkgs.xfce.gtk_xfce_engine
-        pkgs.xfce.libxfcegui4 # For the icons.
         pkgs.xfce.mousepad
         pkgs.xfce.ristretto
         pkgs.xfce.terminal

pkgs/desktops/xfce/applications/mousepad.nix

···
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, libxfcegui4
-, gtk, gtksourceview, dbus, dbus_glib }:
+{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util
+, gtk, gtksourceview, dbus, dbus_glib, makeWrapper }:
 
 stdenv.mkDerivation rec {
   p_name  = "mousepad";
-  ver_maj = "0.3";
+  ver_maj = "0.4";
   ver_min = "0";
 
   src = fetchurl {
     url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0v84zwhjv2xynvisn5vmp7dbxfj4l4258m82ks7hn3adk437bwhh";
+    sha256 = "60114431eac8db6bb6ce18bd38f1630cccb684375b97a445a1b6fd619848d132";
   };
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   buildInputs =
-    [ pkgconfig intltool libxfce4util libxfcegui4
-      gtk gtksourceview dbus dbus_glib
+    [ pkgconfig intltool libxfce4util
+      gtk gtksourceview dbus dbus_glib makeWrapper
     ];
 
-  # Propagate gtksourceview into $XDG_DATA_DIRS to provide syntax
-  # highlighting (in fact Mousepad segfaults without it).
-  propagatedUserEnvPkgs = [ gtksourceview ];
+  preFixup = ''
+    wrapProgram "$out/bin/mousepad" \
+      --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH:${gtksourceview}/share"
+  '';
 
   meta = {
     homepage = http://www.xfce.org/;
     description = "A simple text editor for Xfce";
     license = stdenv.lib.licenses.gpl2Plus;
+    platforms = stdenv.lib.platforms.linux;
   };
 }

pkgs/desktops/xfce/core/gtk-xfce-engine.nix

···
 stdenv.mkDerivation rec {
   p_name  = "gtk-xfce-engine";
   ver_maj = "2.10";
-  ver_min = "0";
+  ver_min = "1";
 
   src = fetchurl {
     url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0rqrnjxx1lzla7wp2fadyixs6jy0js6xh005pgwyqbigpl0v7hy1";
+    sha256 = "4a92910205881f707f2cc8d3c9b00a95feb58eb9084d932c841f3ed027f7063d";
   };
   name = "${p_name}-${ver_maj}.${ver_min}";
 

pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin.nix

···
 with stdenv.lib;
 stdenv.mkDerivation rec {
   p_name  = "xfce4-cpufreq-plugin";
-  ver_maj = "1.0";
-  ver_min = "0";
+  ver_maj = "1.1";
+  ver_min = "1";
 
   src = fetchurl {
     url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0q2lj8a25iq9w3dynh6qvsmh19y1v7i82g46yza6gvw7fjcrmcz1";
+    sha256 = "1ryaynkxpqpp92pj18bdds869sf560ir1k3bgl8gqnz60z04ak27";
   };
   name = "${p_name}-${ver_maj}.${ver_min}";
 

pkgs/desktops/xfce/panel-plugins/xfce4-cpugraph-plugin.nix

···
-{ stdenv, fetchurl, pkgconfig, intltool, glib, exo, libXtst, xproto, libxfce4util, xfce4panel, libxfce4ui, libxfcegui4, xfconf, gtk}:
+{ stdenv, fetchurl, pkgconfig, intltool, glib, exo, libXtst, xproto, libxfce4util, xfce4panel, libxfce4ui, xfconf, gtk}:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
···
   };
   name = "${p_name}-${ver_maj}.${ver_min}";
 
-  buildInputs = [ pkgconfig intltool glib exo libXtst xproto libxfce4util libxfce4ui xfce4panel libxfcegui4 xfconf gtk ];
+  buildInputs = [ pkgconfig intltool glib exo libXtst xproto libxfce4util libxfce4ui xfce4panel xfconf gtk ];
   preFixup = "rm $out/share/icons/hicolor/icon-theme.cache";
 
   meta = {

pkgs/desktops/xfce/panel-plugins/xfce4-dict-plugin.nix

···
     description = "Dictionary plugin for Xfce panel";
     platforms = platforms.linux;
     maintainers = [ maintainers.AndersonTorres ];
+    broken = true; # see http://goodies.xfce.org/projects/panel-plugins/xfce4-dict-plugin
   };
 }

pkgs/desktops/xfce/panel-plugins/xfce4-notes-plugin.nix

···
     description = "Sticky notes plugin for Xfce panel";
     platforms = platforms.linux;
     maintainers = [ maintainers.AndersonTorres ];
+    broken = true;
   };
 }

pkgs/desktops/xfce/panel-plugins/xfce4-verve-plugin.nix

···
 { stdenv, fetchurl, pkgconfig, intltool, glib, exo, pcre
-, libxfce4util, xfce4panel, libxfce4ui, libxfcegui4, xfconf, gtk}:
+, libxfce4util, xfce4panel, libxfce4ui, xfconf, gtk }:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
   p_name  = "xfce4-verve-plugin";
   ver_maj = "1.0";
-  ver_min = "0";
+  ver_min = "1";
 
   src = fetchurl {
     url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "18zi8lam82xwjm5zdnilg3ffxpp5z8vjad3kjvdsyxdhsdza84fh";
+    sha256 = "1y4vvk3nk1haq39xw0gzscsnnj059am1p3acgq9mj0miyiz8971v";
   };
   name = "${p_name}-${ver_maj}.${ver_min}";
 
-  buildInputs = [ pkgconfig intltool glib exo pcre libxfce4util libxfce4ui xfce4panel libxfcegui4 xfconf gtk ];
+  buildInputs = [ pkgconfig intltool glib exo pcre libxfce4util libxfce4ui xfce4panel xfconf gtk ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";

pkgs/top-level/all-packages.nix

···
 
   kde5 = kf5_stable // plasma5_stable // kdeApps_stable;
 
-  xfce = xfce4_10;
-  xfce4_10 = recurseIntoAttrs (import ../desktops/xfce { inherit config pkgs newScope; });
+  xfce = xfce4-12;
+  xfce4-12 = recurseIntoAttrs (import ../desktops/xfce { inherit config pkgs newScope; });
 
   xrandr-invert-colors = callPackage ../applications/misc/xrandr-invert-colors { };