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nixos synaptics: allow null value for accelFactor, minSpeed and maxSpeed

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Some desktop managers like GNOME are able to tweak the speed
of the mouse or synaptics at runtime with good defaults.
This commit is contained in:
Luca Bruno 2014-08-04 02:46:35 +02:00
parent f20f30af2c
commit 769ab3a218
1 changed files with 6 additions and 3 deletions
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9
nixos/modules/services/x11/hardware/synaptics.nix
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@ -41,16 +41,19 @@ in {
};
accelFactor = mkOption {
type = types.nullOr types.string;
default = "0.001";
description = "Cursor acceleration (how fast speed increases from minSpeed to maxSpeed).";
};
minSpeed = mkOption {
type = types.nullOr types.string;
default = "0.6";
description = "Cursor speed factor for precision finger motion.";
};
maxSpeed = mkOption {
type = types.nullOr types.string;
default = "1.0";
description = "Cursor speed factor for highest-speed finger motion.";
};
@ -120,9 +123,9 @@ in {
MatchIsTouchpad "on"
${optionalString (cfg.dev != null) ''MatchDevicePath "${cfg.dev}"''}
Driver "synaptics"
Option "MinSpeed" "${cfg.minSpeed}"
Option "MaxSpeed" "${cfg.maxSpeed}"
Option "AccelFactor" "${cfg.accelFactor}"
${optionalString (cfg.minSpeed != null) ''Option "MinSpeed" "${cfg.minSpeed}"''}
${optionalString (cfg.maxSpeed != null) ''Option "MaxSpeed" "${cfg.maxSpeed}"''}
${optionalString (cfg.accelFactor != null) ''Option "AccelFactor" "${cfg.accelFactor}"''}
${optionalString cfg.tapButtons tapConfig}
Option "ClickFinger1" "${builtins.elemAt cfg.buttonsMap 0}"
Option "ClickFinger2" "${builtins.elemAt cfg.buttonsMap 1}"