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nixos/qt5: extend qt5 theming support

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This commit is contained in:
gnidorah 2019-10-13 08:38:32 +03:00
parent 23107a32c4
commit 379c3f685c
1 changed files with 119 additions and 1 deletions
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120
nixos/modules/config/qt5.nix
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@ -6,6 +6,43 @@ let
cfg = config.qt5;
toQtIni = generators.toINI {
mkKeyValue = key: value:
let
value' =
if isBool value then (if value then "true" else "false")
else toString value;
in
"${key}=${value'}";
};
general =
optionalAttrs (cfg.font != null)
{
font = cfg.font.name;
menuFont = cfg.font.name;
toolBarFont = cfg.font.name;
}
//
optionalAttrs (cfg.style != null)
{ widgetStyle = cfg.style.name; };
icons =
optionalAttrs (cfg.iconTheme != null)
{ Theme = cfg.iconTheme.name; };
fontType = types.submodule {
options = {
package = mkOption {
internal = true;
type = types.nullOr types.package;
default = null;
};
name = mkOption {
internal = true;
type = types.str;
};
};
};
themeType = types.submodule {
options = {
package = mkOption {
@ -40,6 +77,10 @@ let
assertion = cfg.style != null && any (name: name == cfg.style.name) styles;
message = "`qt5.style.name` is not one of [ ${toString styles} ].";
}
{
assertion = cfg.font == null && cfg.iconTheme == null;
message = "`qt5.font` and `qt5.iconTheme` are only supported by kde platform.";
}
];
environment.variables.QT_QPA_PLATFORMTHEME = "gtk2";
environment.variables.QT_STYLE_OVERRIDE = cfg.style.name;
@ -55,6 +96,12 @@ let
</varlistentry>
'';
assertions = [
{
assertion = cfg.font == null && cfg.iconTheme == null;
message = "`qt5.font` and `qt5.iconTheme` are only supported by kde platform.";
}
];
environment.variables.QT_QPA_PLATFORMTHEME = "qgnomeplatform";
# TODO: make this optional once https://github.com/NixOS/nixpkgs/issues/54150 is fixed
# qgnomeplatform reads theme and other settings from dconf db
@ -62,6 +109,47 @@ let
environment.variables.XDG_DATA_DIRS = [ "${pkgs.gsettings-desktop-schemas}/share/gsettings-schemas/${pkgs.gsettings-desktop-schemas.name}" ];
environment.systemPackages = [ pkgs.qgnomeplatform ];
};
gtk3 = {
description = ''
<varlistentry>
<term><literal>gtk3</literal></term>
<listitem><para>Use GNOME theme with
<link xlink:href="https://code.qt.io/cgit/qt/qtbase.git/tree/src/plugins/platformthemes/gtk3">gtk3</link>
</para></listitem>
</varlistentry>
'';
assertions = [
{
assertion = cfg.style != null;
message = "`qt5.platformTheme` gtk3 requires `qt5.style` to be set.";
}
{
assertion = cfg.font == null && cfg.iconTheme == null;
message = "`qt5.font` and `qt5.iconTheme` are only supported by kde platform.";
}
];
environment.variables.QT_QPA_PLATFORMTHEME = "gtk3";
environment.variables.QT_STYLE_OVERRIDE = cfg.style.name;
};
kde = {
description = ''
<varlistentry>
<term><literal>kde</literal></term>
<listitem><para>Use Qt theme with
<link xlink:href="https://code.qt.io/cgit/qt/qtbase.git/tree/src/platformsupport/themes/genericunix">qkdetheme</link>
</para></listitem>
</varlistentry>
'';
environment.variables.XDG_CURRENT_DESKTOP = mkForce "KDE";
environment.variables.KDE_SESSION_VERSION = "5";
environment.etc."xdg/kdeglobals".text =
toQtIni {
General = general;
Icons = icons;
};
};
};
in
@ -84,6 +172,32 @@ in
'';
};
font = mkOption {
type = types.nullOr fontType;
default = null;
example = literalExample ''
{
name = "Noto Sans,10,-1,5,50,0,0,0,0,0,Regular";
package = pkgs.noto-fonts;
}
'';
description = ''
The font to use in Qt applications.
'';
};
iconTheme = mkOption {
type = types.nullOr themeType;
default = null;
example = literalExample ''
{
name = "breeze";
package = pkgs.breeze-icons;
}
'';
description = "The icon theme to use.";
};
style = mkOption {
type = types.nullOr themeType;
default = null;
@ -105,8 +219,12 @@ in
environment.variables = attrByPath [ cfg.platformTheme "environment" "variables" ] {} platforms;
environment.etc = attrByPath [ cfg.platformTheme "environment" "etc" ] {} platforms;
environment.systemPackages = attrByPath [ cfg.platformTheme "environment" "systemPackages" ] [] platforms
++ optionalPackage cfg.style;
++ optionalPackage cfg.font
++ optionalPackage cfg.style
++ optionalPackage cfg.iconTheme;
};