nixpkgs/nixos/modules/config/qt5.nix
2020-04-05 08:38:08 +03:00

105 lines
3.1 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.qt5;
isQGnome = cfg.platformTheme == "gnome" && builtins.elem cfg.style ["adwaita" "adwaita-dark"];
isQtStyle = cfg.platformTheme == "gtk2" && !(builtins.elem cfg.style ["adwaita" "adwaita-dark"]);
packages = if isQGnome then [ pkgs.qgnomeplatform pkgs.adwaita-qt ]
else if isQtStyle then [ pkgs.libsForQt5.qtstyleplugins ]
else throw "`qt5.platformTheme` ${cfg.platformTheme} and `qt5.style` ${cfg.style} are not compatible.";
in
{
options = {
qt5 = {
enable = mkEnableOption "Qt5 theming configuration";
platformTheme = mkOption {
type = types.enum [
"gtk2"
"gnome"
];
example = "gnome";
relatedPackages = [
"qgnomeplatform"
["libsForQt5" "qtstyleplugins"]
];
description = ''
Selects the platform theme to use for Qt5 applications.</para>
<para>The options are
<variablelist>
<varlistentry>
<term><literal>gtk</literal></term>
<listitem><para>Use GTK theme with
<link xlink:href="https://github.com/qt/qtstyleplugins">qtstyleplugins</link>
</para></listitem>
</varlistentry>
<varlistentry>
<term><literal>gnome</literal></term>
<listitem><para>Use GNOME theme with
<link xlink:href="https://github.com/FedoraQt/QGnomePlatform">qgnomeplatform</link>
</para></listitem>
</varlistentry>
</variablelist>
'';
};
style = mkOption {
type = types.enum [
"adwaita"
"adwaita-dark"
"cleanlooks"
"gtk2"
"motif"
"plastique"
];
example = "adwaita";
relatedPackages = [
"adwaita-qt"
["libsForQt5" "qtstyleplugins"]
];
description = ''
Selects the style to use for Qt5 applications.</para>
<para>The options are
<variablelist>
<varlistentry>
<term><literal>adwaita</literal></term>
<term><literal>adwaita-dark</literal></term>
<listitem><para>Use Adwaita Qt style with
<link xlink:href="https://github.com/FedoraQt/adwaita-qt">adwaita</link>
</para></listitem>
</varlistentry>
<varlistentry>
<term><literal>cleanlooks</literal></term>
<term><literal>gtk2</literal></term>
<term><literal>motif</literal></term>
<term><literal>plastique</literal></term>
<listitem><para>Use styles from
<link xlink:href="https://github.com/qt/qtstyleplugins">qtstyleplugins</link>
</para></listitem>
</varlistentry>
</variablelist>
'';
};
};
};
config = mkIf cfg.enable {
environment.variables.QT_QPA_PLATFORMTHEME = cfg.platformTheme;
environment.variables.QT_STYLE_OVERRIDE = cfg.style;
environment.systemPackages = packages;
};
}