mirror of
https://github.com/nix-community/home-manager
synced 2024-12-25 03:09:47 +01:00
576 lines
18 KiB
Nix
576 lines
18 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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with import ../../lib/dag.nix { inherit lib; };
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let
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cfg = config.xsession.windowManager.i3;
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startupModule = types.submodule {
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options = {
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command = mkOption {
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type = types.string;
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description = "Command that will be executed on startup.";
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};
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always = mkOption {
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type = types.bool;
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default = false;
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description = "Whether to run command on each i3 restart.";
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};
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workspace = mkOption {
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type = types.nullOr types.string;
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default = null;
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description = "Launch application on a particular workspace.";
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};
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};
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};
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colorSetModule = types.submodule {
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options = {
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border = mkOption {
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type = types.string;
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visible = false;
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};
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childBorder = mkOption {
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type = types.string;
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visible = false;
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};
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background = mkOption {
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type = types.string;
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visible = false;
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};
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text = mkOption {
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type = types.string;
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visible = false;
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};
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indicator = mkOption {
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type = types.string;
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visible = false;
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};
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};
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};
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barModule = types.submodule {
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options = {
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mode = mkOption {
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type = types.enum [ "dock" "hide" "invisible" ];
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default = "dock";
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description = "Bar visibility mode.";
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};
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hiddenState = mkOption {
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type = types.enum [ "hide" "show" ];
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default = "hide";
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description = "The default bar mode when 'bar.mode' == 'hide'.";
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};
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position = mkOption {
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type = types.enum [ "top" "bottom" ];
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default = "bottom";
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description = "The edge of the screen i3bar should show up.";
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};
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workspaceButtons = mkOption {
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type = types.bool;
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default = true;
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description = "Whether workspace buttons should be shown or not.";
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};
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statusCommand = mkOption {
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type = types.string;
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default = "${pkgs.i3status}/bin/i3status";
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description = "Command that will be used to get status lines.";
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};
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};
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};
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criteriaModule = types.attrs;
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configModule = types.submodule {
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options = {
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fonts = mkOption {
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type = types.listOf types.string;
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default = ["monospace 8"];
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description = ''
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Font list used for window titles. Only FreeType fonts are supported.
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The order here is improtant (e.g. icons font should go before the one used for text).
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'';
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example = [ "FontAwesome 10" "Terminus 10" ];
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};
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window = mkOption {
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type = types.submodule {
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options = {
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titlebar = mkOption {
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type = types.bool;
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default = cfg.package != pkgs.i3-gaps;
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defaultText = "xsession.windowManager.i3.package != nixpkgs.i3-gaps (titlebar should be disabled for i3-gaps)";
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description = "Whether to show window titlebars.";
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};
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border = mkOption {
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type = types.int;
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default = 2;
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description = "Window border width.";
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};
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};
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};
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default = {};
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description = "Window titlebar and border settings.";
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};
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floating = mkOption {
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type = types.submodule {
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options = {
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titlebar = mkOption {
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type = types.bool;
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default = cfg.package != pkgs.i3-gaps;
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defaultText = "xsession.windowManager.i3.package != nixpkgs.i3-gaps (titlebar should be disabled for i3-gaps)";
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description = "Whether to show floating window titlebars.";
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};
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border = mkOption {
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type = types.int;
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default = 2;
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description = "Floating windows border width.";
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};
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modifier = mkOption {
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type = types.enum [ "Shift" "Control" "Mod1" "Mod2" "Mod3" "Mod4" "Mod5" ];
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default = "Mod1";
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description = "Modifier key that can be used to drag floating windows.";
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example = "Mod4";
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};
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criteria = mkOption {
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type = types.listOf criteriaModule;
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default = [];
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description = "List of criteria for windows that should be opened in a floating mode.";
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example = [ "title='Steam - Update News'" "class='Pavucontrol'" ];
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};
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};
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};
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default = {};
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description = "Floating window settings.";
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};
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focus = mkOption {
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type = types.submodule {
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options = {
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newWindow = mkOption {
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type =types.enum [ "smart" "urgent" "focus" "none" ];
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default = "smart";
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description = ''
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This option modifies focus behavior on new window activation.
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See <link xlink:href="https://i3wm.org/docs/userguide.html#focus_on_window_activation"/>
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'';
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example = "none";
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};
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followMouse = mkOption {
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type = types.bool;
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default = true;
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description = "Whether focus should follow the mouse.";
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};
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forceWrapping = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether to force focus wrapping in tabbed or stacked container.
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See <link xlink:href="https://i3wm.org/docs/userguide.html#_focus_wrapping"/>
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'';
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};
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};
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};
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default = {};
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description = "Focus related settings.";
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};
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assigns = mkOption {
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type = types.attrsOf (types.listOf criteriaModule);
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default = {};
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description = ''
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An attribute set that assignes applications to workspaces based
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on criteria.
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'';
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example = literalExample ''
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{
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"1: web" = [{ class = "^Firefox$"; }];
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"0: extra" = [{ class = "^Firefox$"; window_role = "About"; }];
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}
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'';
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};
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keybindings = mkOption {
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type = types.attrs;
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default = {
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"Mod1+Return" = "exec i3-sensible-terminal";
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"Mod1+Shift+q" = "kill";
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"Mod1+d" = "exec ${pkgs.dmenu}/bin/dmenu_run";
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"Mod1+Left" = "focus left";
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"Mod1+Down" = "focus down";
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"Mod1+Up" = "focus up";
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"Mod1+Right" = "focus right";
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"Mod1+h" = "split h";
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"Mod1+v" = "split v";
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"Mod1+f" = "fullscreen toggle";
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"Mod1+s" = "layout stacking";
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"Mod1+w" = "layout tabbed";
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"Mod1+e" = "layout toggle split";
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"Mod1+Shift+space" = "floating toggle";
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"Mod1+1" = "workspace 1";
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"Mod1+2" = "workspace 2";
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"Mod1+3" = "workspace 3";
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"Mod1+4" = "workspace 4";
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"Mod1+5" = "workspace 5";
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"Mod1+6" = "workspace 6";
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"Mod1+7" = "workspace 7";
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"Mod1+8" = "workspace 8";
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"Mod1+9" = "workspace 9";
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"Mod1+Shift+1" = "move container to workspace 1";
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"Mod1+Shift+2" = "move container to workspace 2";
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"Mod1+Shift+3" = "move container to workspace 3";
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"Mod1+Shift+4" = "move container to workspace 4";
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"Mod1+Shift+5" = "move container to workspace 5";
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"Mod1+Shift+6" = "move container to workspace 6";
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"Mod1+Shift+7" = "move container to workspace 7";
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"Mod1+Shift+8" = "move container to workspace 8";
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"Mod1+Shift+9" = "move container to workspace 9";
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"Mod1+Shift+c" = "reload";
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"Mod1+Shift+r" = "restart";
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"Mod1+Shift+e" = "exec i3-nagbar -t warning -m 'Do you want to exit i3?' -b 'Yes' 'i3-msg exit'";
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"Mod1+r" = "mode resize";
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};
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defaultText = "Default i3 keybindings.";
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description = ''
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An attribute set that assignes keypress to an action.
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Only basic keybinding is supported (bindsym keycomb action),
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for more advanced setup use 'i3.extraConfig'.
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'';
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example = literalExample ''
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{
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"Mod1+Return" = "exec i3-sensible-terminal";
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"Mod1+Shift+q" = "kill";
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"Mod1+d" = "exec ${pkgs.dmenu}/bin/dmenu_run";
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}
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'';
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};
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colors = mkOption {
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type = types.submodule {
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options = {
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background = mkOption {
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type = types.string;
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default = "#ffffff";
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description = ''
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Background color of the window. Only applications which do not cover
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the whole area expose the color.
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'';
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};
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focused = mkOption {
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type = colorSetModule;
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default = {
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border = "#4c7899"; background = "#285577"; text = "#ffffff";
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indicator = "#2e9ef4"; childBorder = "#285577";
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};
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description = "A window which currently has the focus.";
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};
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focusedInactive = mkOption {
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type = colorSetModule;
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default = {
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border = "#333333"; background = "#5f676a"; text = "#ffffff";
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indicator = "#484e50"; childBorder = "#5f676a";
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};
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description = ''
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A window which is the focused one of its container,
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but it does not have the focus at the moment.
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'';
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};
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unfocused = mkOption {
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type = colorSetModule;
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default = {
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border = "#333333"; background = "#222222"; text = "#888888";
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indicator = "#292d2e"; childBorder = "#222222";
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};
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description = "A window which is not focused.";
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};
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urgent = mkOption {
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type = colorSetModule;
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default = {
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border = "#2f343a"; background = "#900000"; text = "#ffffff";
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indicator = "#900000"; childBorder = "#900000";
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};
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description = "A window which has its urgency hint activated.";
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};
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placeholder = mkOption {
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type = colorSetModule;
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default = {
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border = "#000000"; background = "#0c0c0c"; text = "#ffffff";
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indicator = "#000000"; childBorder = "#0c0c0c";
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};
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description = ''
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Background and text color are used to draw placeholder window
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contents (when restoring layouts). Border and indicator are ignored.
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'';
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};
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};
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};
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default = {};
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description = ''
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Color settings. All color classes can be specified using submodules
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with 'border', 'background', 'text', 'indicator' and 'childBorder' fields
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and RGB color hex-codes as values. See default values for the reference.
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Note that 'i3.config.colors.background' parameter takes a single RGB value.
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See <link xlink:href="https://i3wm.org/docs/userguide.html#_changing_colors"/>.
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'';
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};
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modes = mkOption {
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type = types.attrsOf types.attrs;
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default = {
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resize = {
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"Left" = "resize shrink width 10 px or 10 ppt";
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"Down" = "resize grow height 10 px or 10 ppt";
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"Up" = "resize shrink height 10 px or 10 ppt";
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"Right" = "resize grow width 10 px or 10 ppt";
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"Escape" = "mode default";
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};
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};
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description = ''
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An attribute set that defines binding modes and keybindings
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inside them
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Only basic keybinding is supported (bindsym keycomb action),
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for more advanced setup use 'i3.extraConfig'.
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'';
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};
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bars = mkOption {
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type = types.listOf barModule;
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default = [{}];
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description = ''
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i3 bars settings blocks. Set to empty list to remove bars completely.
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'';
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};
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startup = mkOption {
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type = types.listOf startupModule;
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default = [];
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description = ''
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Commands that should be executed at startup.
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See <link xlink:href="https://i3wm.org/docs/userguide.html#_automatically_starting_applications_on_i3_startup"/>.
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'';
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example = literalExample ''
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[
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{ command = "systemctl --user restart polybar"; always = true; }
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{ command = "dropbox start"; }
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{ command = "firefox"; workspace = "1: web"; }
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];
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'';
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};
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gaps = mkOption {
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type = types.nullOr (types.submodule {
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options = {
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inner = mkOption {
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type = types.nullOr types.int;
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default = null;
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description = "Inner gaps value.";
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example = 12;
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};
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outer = mkOption {
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type = types.nullOr types.int;
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default = null;
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description = "Outer gaps value.";
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example = 5;
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};
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smartGaps = mkOption {
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type = types.bool;
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default = false;
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description = ''
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This option controls whether to disable all gaps (outer and inner)
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on workspace with a single container.
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'';
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example = true;
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};
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smartBorders = mkOption {
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type = types.enum [ "on" "off" "no_gaps" ];
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default = null;
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description = ''
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This option controls whether to disable container borders on
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workspace with a single container.
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'';
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example = true;
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};
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};
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});
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default = null;
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description = ''
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i3gaps related settings.
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Note that i3-gaps package should be set for this options to take effect.
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'';
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};
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};
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};
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keybindingsStr = keybindings: concatStringsSep "\n" (
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mapAttrsToList (keycomb: action: "bindsym ${keycomb} ${action}") keybindings
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);
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colorSetStr = c: concatStringsSep " " [ c.border c.background c.text c.indicator c.childBorder ];
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criteriaStr = criteria: "[${concatStringsSep " " (mapAttrsToList (k: v: ''${k}="${v}"'') criteria)}]";
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modeStr = name: keybindings: ''
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mode "${name}" {
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${keybindingsStr keybindings}
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}
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'';
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assignStr = workspace: criteria: concatStringsSep "\n" (
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map (c: "assign ${criteriaStr c} ${workspace}") criteria
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);
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barStr = { mode, hiddenState, position, workspaceButtons, statusCommand, ... }: ''
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bar {
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mode ${mode}
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hidden_state ${hiddenState}
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position ${position}
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status_command ${statusCommand}
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workspace_buttons ${if workspaceButtons then "yes" else "no"}
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}
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'';
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gapsStr = with cfg.config.gaps; ''
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${optionalString (inner != null) "gaps inner ${toString inner}"}
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${optionalString (outer != null) "gaps outer ${toString outer}"}
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${optionalString smartGaps "smart_gaps on"}
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${optionalString (smartBorders != "off") "smart_borders ${smartBorders}"}
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'';
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floatingCriteriaStr = criteria: "for_window ${criteriaStr criteria} floating enable";
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startupEntryStr = { command, always, workspace, ... }: ''
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${if always then "exec_always" else "exec"} --no-startup-id ${
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if (workspace == null) then
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command
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else
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"i3-msg 'workspace ${workspace}; exec ${command}'"
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}
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'';
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configFile = pkgs.writeText "i3.conf" ((if cfg.config != null then with cfg.config; ''
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font pango:${concatStringsSep ", " fonts}
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floating_modifier ${floating.modifier}
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new_window ${if window.titlebar then "normal" else "pixel"} ${toString window.border}
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new_float ${if floating.titlebar then "normal" else "pixel"} ${toString floating.border}
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force_focus_wrapping ${if focus.forceWrapping then "yes" else "no"}
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focus_follows_mouse ${if focus.followMouse then "yes" else "no"}
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focus_on_window_activation ${focus.newWindow}
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client.focused ${colorSetStr colors.focused}
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client.focused_inactive ${colorSetStr colors.focusedInactive}
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client.unfocused ${colorSetStr colors.unfocused}
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client.urgent ${colorSetStr colors.urgent}
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client.placeholder ${colorSetStr colors.placeholder}
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client.background ${colors.background}
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${keybindingsStr keybindings}
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${concatStringsSep "\n" (mapAttrsToList modeStr modes)}
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${concatStringsSep "\n" (mapAttrsToList assignStr assigns)}
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${concatStringsSep "\n" (map barStr bars)}
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${optionalString (gaps != null) gapsStr}
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${concatStringsSep "\n" (map floatingCriteriaStr floating.criteria)}
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${concatStringsSep "\n" (map startupEntryStr startup)}
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'' else "") + "\n" + cfg.extraConfig);
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in
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{
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options = {
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xsession.windowManager.i3 = {
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enable = mkEnableOption "i3 window manager.";
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package = mkOption {
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type = types.package;
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default = pkgs.i3;
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defaultText = "pkgs.i3";
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example = "pkgs.i3-gaps";
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description = ''
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i3 package to use.
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If 'i3.config.gaps' settings are specified, 'pkgs.i3-gaps' will be set as a default package.
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'';
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};
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config = mkOption {
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type = types.nullOr configModule;
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default = {};
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description = "i3 configuration options.";
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};
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extraConfig = mkOption {
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type = types.lines;
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default = "";
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description = "Extra configuration lines to add to ~/.config/i3/config.";
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};
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};
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};
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config = mkIf cfg.enable (mkMerge [
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{
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home.packages = [ cfg.package ];
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xsession.windowManager.command = "${cfg.package}/bin/i3";
|
|
xdg.configFile."i3/config".source = configFile;
|
|
|
|
home.activation.checkI3 = dagEntryBefore [ "linkGeneration" ] ''
|
|
if ! cmp --quiet \
|
|
"${configFile}" \
|
|
"${config.xdg.configHome}/i3/config"; then
|
|
i3Changed=1
|
|
fi
|
|
'';
|
|
|
|
home.activation.reloadI3 = dagEntryAfter [ "linkGeneration" ] ''
|
|
if [[ -v i3Changed && -v DISPLAY ]]; then
|
|
echo "Reloading i3"
|
|
${cfg.package}/bin/i3-msg reload 1>/dev/null
|
|
fi
|
|
'';
|
|
}
|
|
|
|
(mkIf (cfg.config != null) {
|
|
xsession.windowManager.i3.package = mkDefault (
|
|
if (cfg.config.gaps != null) then pkgs.i3-gaps else pkgs.i3
|
|
);
|
|
})
|
|
]);
|
|
}
|