107 lines
2.9 KiB
Nix
107 lines
2.9 KiB
Nix
{ config, pkgs, ... }:
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with pkgs.lib;
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let cfg = config.services.xserver.synaptics; in
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{
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options = {
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services.xserver.synaptics = {
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enable = mkOption {
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default = false;
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example = true;
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description = "Whether to enable touchpad support.";
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};
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dev = mkOption {
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default = null;
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example = "/dev/input/event0";
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description =
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''
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Path for touchpad device. Set to null to apply to any
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auto-detected touchpad.
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'';
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};
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minSpeed = mkOption {
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default = "0.6";
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description = "Cursor speed factor for precision finger motion.";
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};
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maxSpeed = mkOption {
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default = "1.0";
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description = "Cursor speed factor for highest-speed finger motion.";
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};
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twoFingerScroll = mkOption {
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default = false;
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description = "Whether to enable two-finger drag-scrolling.";
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};
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vertEdgeScroll = mkOption {
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default = ! cfg.twoFingerScroll;
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description = "Whether to enable vertical edge drag-scrolling.";
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};
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tapButtons = mkOption {
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default = true;
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example = false;
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description = "Whether to enable tap buttons.";
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};
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palmDetect = mkOption {
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default = false;
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example = true;
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description = "Whether to enable palm detection (hardware support required)";
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};
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additionalOptions = mkOption {
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default = "";
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example = ''
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Option "RTCornerButton" "2"
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Option "RBCornerButton" "3"
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'';
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description = ''
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Additional options for synaptics touchpad driver.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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services.xserver.modules = [ pkgs.xorg.xf86inputsynaptics ];
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services.xserver.config =
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''
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# Automatically enable the synaptics driver for all touchpads.
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Section "InputClass"
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Identifier "synaptics touchpad catchall"
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MatchIsTouchpad "on"
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${optionalString (cfg.dev != null) ''MatchDevicePath "${cfg.dev}"''}
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Driver "synaptics"
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Option "MaxTapTime" "180"
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Option "MaxTapMove" "220"
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Option "MinSpeed" "${cfg.minSpeed}"
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Option "MaxSpeed" "${cfg.maxSpeed}"
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Option "AccelFactor" "0.0010"
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Option "TapButton1" "${if cfg.tapButtons then "1" else "0"}"
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Option "TapButton2" "${if cfg.tapButtons then "2" else "0"}"
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Option "TapButton3" "${if cfg.tapButtons then "3" else "0"}"
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Option "VertTwoFingerScroll" "${if cfg.twoFingerScroll then "1" else "0"}"
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Option "HorizTwoFingerScroll" "${if cfg.twoFingerScroll then "1" else "0"}"
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Option "VertEdgeScroll" "${if cfg.vertEdgeScroll then "1" else "0"}"
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${if cfg.palmDetect then ''Option "PalmDetect" "1"'' else ""}
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${cfg.additionalOptions}
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EndSection
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'';
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};
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}
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