From 1474caa8f624aa568ea011629d1aec4ae2aca3c1 Mon Sep 17 00:00:00 2001
From: Arpit Chakladar <54011232+arpitchakladar@users.noreply.github.com>
Date: Thu, 3 Oct 2024 22:03:12 +0530
Subject: Using fzf as the application launcher.

---
 modules/desktop/application-launcher/default.nix   | 24 +++++++
 .../desktop/application-launcher/fzf/default.nix   | 22 ++++++
 modules/desktop/application-launcher/fzf/launch.sh | 10 +++
 .../desktop/application-launcher/rofi/default.nix  | 20 ++++++
 .../application-launcher/rofi/theme.mustache.rasi  | 82 ++++++++++++++++++++++
 5 files changed, 158 insertions(+)
 create mode 100644 modules/desktop/application-launcher/default.nix
 create mode 100644 modules/desktop/application-launcher/fzf/default.nix
 create mode 100644 modules/desktop/application-launcher/fzf/launch.sh
 create mode 100644 modules/desktop/application-launcher/rofi/default.nix
 create mode 100644 modules/desktop/application-launcher/rofi/theme.mustache.rasi

(limited to 'modules/desktop/application-launcher')

diff --git a/modules/desktop/application-launcher/default.nix b/modules/desktop/application-launcher/default.nix
new file mode 100644
index 0000000..3abb908
--- /dev/null
+++ b/modules/desktop/application-launcher/default.nix
@@ -0,0 +1,24 @@
+{ lib, ... }:
+
+{
+	imports = [
+		./fzf
+		./rofi
+	];
+
+	options.desktop.application-launcher = {
+		default = lib.mkOption {
+			type = lib.types.enum [
+				"fzf"
+				"rofi"
+			];
+
+			description = "Select the default application launcher.";
+		};
+
+		command = lib.mkOption {
+			type = lib.types.str;
+			description = "Command for default application launcher program.";
+		};
+	};
+}
diff --git a/modules/desktop/application-launcher/fzf/default.nix b/modules/desktop/application-launcher/fzf/default.nix
new file mode 100644
index 0000000..0196a2b
--- /dev/null
+++ b/modules/desktop/application-launcher/fzf/default.nix
@@ -0,0 +1,22 @@
+{ config, lib, pkgs, ... }:
+
+{
+	options.desktop.application-launcher.fzf = {
+		enable = lib.mkEnableOption "Enables fzf to be used as a application launcher.";
+	};
+
+	config = lib.mkIf config.desktop.application-launcher.fzf.enable {
+		assertions = [
+			{
+				assertion = config.tools.fzf.enable;
+				message ="Module desktop.application-launcher.fzf requires tools.fzf module to be enabled.";
+			}
+		];
+
+		desktop.application-launcher.default = lib.mkDefault "fzf";
+		desktop.application-launcher.command =
+			if config.desktop.application-launcher.default == "fzf" then
+				lib.mkForce "${config.desktop.terminal.command} --title 'Application Launcher' --class floating-termial -e ${(pkgs.writeShellScript "fzf-launch.sh" (builtins.readFile ./launch.sh))}"
+			else "";
+	};
+}
diff --git a/modules/desktop/application-launcher/fzf/launch.sh b/modules/desktop/application-launcher/fzf/launch.sh
new file mode 100644
index 0000000..16e2565
--- /dev/null
+++ b/modules/desktop/application-launcher/fzf/launch.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+selected_executable=$(find -L $(echo $PATH | tr ':' ' ') -maxdepth 1 -executable -type f 2>/dev/null | xargs -n 1 basename | sort -u | fzf --height=100% --layout=reverse --prompt "  ")
+
+if [[ -n "$selected_executable" ]]; then
+	setsid "$selected_executable" >/dev/null 2>&1 &
+	disown
+	sleep
+	kill -9 $PPID
+fi
diff --git a/modules/desktop/application-launcher/rofi/default.nix b/modules/desktop/application-launcher/rofi/default.nix
new file mode 100644
index 0000000..58a64a4
--- /dev/null
+++ b/modules/desktop/application-launcher/rofi/default.nix
@@ -0,0 +1,20 @@
+{ config, lib, pkgs, ... }:
+
+{
+	options.desktop.application-launcher.rofi = {
+		enable = lib.mkEnableOption "Enables rofi.";
+	};
+
+	config = lib.mkIf config.desktop.application-launcher.rofi.enable {
+		desktop.application-launcher.default = lib.mkDefault "rofi";
+		desktop.application-launcher.command =
+			if config.desktop.application-launcher.default == "rofi" then
+				lib.mkForce "${pkgs.rofi}/bin/rofi -show run"
+			else "";
+		programs.rofi.enable = true;
+		programs.rofi.font = "${config.fonts.normal} ${toString config.fonts.size}";
+		programs.rofi.theme = config.scheme {
+			template = builtins.readFile ./theme.mustache.rasi;
+		};
+	};
+}
diff --git a/modules/desktop/application-launcher/rofi/theme.mustache.rasi b/modules/desktop/application-launcher/rofi/theme.mustache.rasi
new file mode 100644
index 0000000..02cdaf3
--- /dev/null
+++ b/modules/desktop/application-launcher/rofi/theme.mustache.rasi
@@ -0,0 +1,82 @@
+configuration {
+	drun {
+		display-name: " ";
+	}
+
+	run {
+		display-name: " ";
+	}
+
+	window {
+		display-name: " ";
+	}
+
+	ssh {
+		display-name: " ";
+	}
+
+	timeout {
+		delay: 10;
+		action: "kb-cancel";
+	}
+}
+
+* {
+	border: 1;
+	margin: 0;
+	padding: 0;
+	spacing: 0;
+
+	bg: #{{base00-hex}};
+	bg-alt: #{{base01-hex}};
+	fg: #{{base07-hex}};
+	fg-alt: #{{base03-hex}};
+
+	background-color: @bg;
+	text-color: @fg;
+}
+
+window {
+	transparency: "real";
+	border-color: #{{base03-hex}};
+}
+
+mainbox {
+	children: [inputbar, listview];
+}
+
+inputbar {
+	background-color: @bg-alt;
+	children: [prompt, entry];
+}
+
+entry {
+	background-color: inherit;
+	padding: 12px 3px;
+}
+
+prompt {
+	background-color: inherit;
+	padding: 12px;
+}
+
+listview {
+	lines: 8;
+}
+
+element {
+	children: [element-text];
+}
+
+element-icon {
+	padding: 10px 10px;
+}
+
+element-text {
+	padding: 10px 10px;
+	text-color: @fg-alt;
+}
+
+element-text selected {
+	text-color: @fg;
+}
-- 
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