home-manager/modules/misc/qt.nix
Federico Rampazzo 1d813ff5a6
qt: remove qtstyleplugin-kvantum-qt4
The package qtstyleplugin-kvantum-qt4 has been removed, because it
depended on qt4.
2023-09-29 00:02:35 +02:00

184 lines
5.6 KiB
Nix
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.qt;
# Maps known lowercase style names to style packages. Non-exhaustive.
stylePackages = with pkgs; {
bb10bright = libsForQt5.qtstyleplugins;
bb10dark = libsForQt5.qtstyleplugins;
cleanlooks = libsForQt5.qtstyleplugins;
gtk2 = libsForQt5.qtstyleplugins;
motif = libsForQt5.qtstyleplugins;
cde = libsForQt5.qtstyleplugins;
plastique = libsForQt5.qtstyleplugins;
adwaita = adwaita-qt;
adwaita-dark = adwaita-qt;
adwaita-highcontrast = adwaita-qt;
adwaita-highcontrastinverse = adwaita-qt;
breeze = libsForQt5.breeze-qt5;
kvantum =
[ libsForQt5.qtstyleplugin-kvantum qt6Packages.qtstyleplugin-kvantum ];
};
in {
meta.maintainers = with maintainers; [ rycee thiagokokada ];
imports = [
(mkChangedOptionModule [ "qt" "useGtkTheme" ] [ "qt" "platformTheme" ]
(config:
if getAttrFromPath [ "qt" "useGtkTheme" ] config then "gtk" else null))
];
options = {
qt = {
enable = mkEnableOption "Qt 4, 5 and 6 configuration";
platformTheme = mkOption {
type = types.nullOr (types.enum [ "gtk" "gnome" "qtct" "kde" ]);
default = null;
example = "gnome";
relatedPackages = [
"qgnomeplatform"
[ "libsForQt5" "qtstyleplugins" ]
[ "libsForQt5" "qt5ct" ]
[ "qt6Packages" "qt6ct" ]
[ "libsForQt5" "plasma-integration" ]
[ "libsForQt5" "systemsettings" ]
];
description = ''
Platform theme to use for Qt applications.
The options are
`gtk`
: Use GTK theme with
[`qtstyleplugins`](https://github.com/qt/qtstyleplugins)
`gnome`
: Use GNOME theme with
[`qgnomeplatform`](https://github.com/FedoraQt/QGnomePlatform)
`qtct`
: Use Qt style set using
[`qt5ct`](https://github.com/desktop-app/qt5ct)
and [`qt6ct`](https://github.com/trialuser02/qt6ct)
applications
`kde`
: Use Qt settings from Plasma
'';
};
style = {
name = mkOption {
type = types.nullOr types.str;
default = null;
example = "adwaita-dark";
relatedPackages = [
"adwaita-qt"
[ "libsForQt5" "breeze-qt5" ]
[ "libsForQt5" "qtstyleplugins" ]
[ "libsForQt5" "qtstyleplugin-kvantum" ]
[ "qt6Packages" "qtstyleplugin-kvantum" ]
];
description = ''
Style to use for Qt5/Qt6 applications. Case-insensitive.
Some examples are
`adwaita`, `adwaita-dark`, `adwaita-highcontrast`, `adwaita-highcontrastinverse`
: Use the Adwaita style from
[`adwaita-qt`](https://github.com/FedoraQt/adwaita-qt)
`breeze`
: Use the Breeze style from
[`breeze`](https://github.com/KDE/breeze)
`bb10bright`, `bb10dark`, `cde`, `cleanlooks`, `gtk2`, `motif`, `plastique`
: Use styles from
[`qtstyleplugins`](https://github.com/qt/qtstyleplugins)
`kvantum`
: Use styles from
[`kvantum`](https://github.com/tsujan/Kvantum)
'';
};
package = mkOption {
type = with types; nullOr (either package (listOf package));
default = null;
example = literalExpression "pkgs.adwaita-qt";
description = ''
Theme package to be used in Qt5/Qt6 applications.
Auto-detected from {option}`qt.style.name` if possible.
'';
};
};
};
};
config = let
# Necessary because home.sessionVariables doesn't support mkIf
envVars = filterAttrs (n: v: v != null) {
QT_QPA_PLATFORMTHEME = if cfg.platformTheme == "gtk" then
"gtk2"
else if cfg.platformTheme == "qtct" then
"qt5ct"
else
cfg.platformTheme;
QT_STYLE_OVERRIDE = cfg.style.name;
};
in mkIf (cfg.enable && cfg.platformTheme != null) {
assertions = [{
assertion = cfg.platformTheme == "gnome" -> cfg.style.name != null
&& cfg.style.package != null;
message = ''
`qt.platformTheme` "gnome" must have `qt.style` set to a theme that
supports both Qt and Gtk, for example "adwaita", "adwaita-dark", or "breeze".
'';
}];
qt.style.package = mkIf (cfg.style.name != null)
(mkDefault (stylePackages.${toLower cfg.style.name} or null));
home.sessionVariables = envVars;
# Apply theming also to apps started by systemd.
systemd.user.sessionVariables = envVars;
home.packages = (if cfg.platformTheme == "gnome" then
[ pkgs.qgnomeplatform ]
else if cfg.platformTheme == "qtct" then [
pkgs.libsForQt5.qt5ct
pkgs.qt6Packages.qt6ct
] else if cfg.platformTheme == "kde" then [
pkgs.libsForQt5.plasma-integration
pkgs.libsForQt5.systemsettings
] else
[ pkgs.libsForQt5.qtstyleplugins ])
++ lib.optionals (cfg.style.package != null)
(lib.toList cfg.style.package);
xsession.importedVariables = [ "QT_QPA_PLATFORMTHEME" ]
++ lib.optionals (cfg.style.name != null) [ "QT_STYLE_OVERRIDE" ];
# Enable GTK+ style for Qt4 in Gtk/GNOME.
# It doesnt support the platform theme packages.
home.activation.useGtkThemeInQt4 =
mkIf (cfg.platformTheme == "gtk" || cfg.platformTheme == "gnome")
(hm.dag.entryAfter [ "writeBoundary" ] ''
$DRY_RUN_CMD ${pkgs.crudini}/bin/crudini $VERBOSE_ARG \
--set "${config.xdg.configHome}/Trolltech.conf" Qt style GTK+
'');
};
}