From aea95b7724cd1b114b1055089535b5c59bbe9d4e Mon Sep 17 00:00:00 2001
From: Moritz <129004253+moritz-reinel@users.noreply.github.com>
Date: Tue, 1 Oct 2024 20:32:30 +0200
Subject: [PATCH] Prevent output of brightness/sleep command showing on screen
 (fixing #695) (#699)

* Prevent output of brightness cmds showing on screen (fixing #695)

* Prevent output of sleep cmd showing on screen
---
 src/main.zig | 26 +++++++++++++++++++-------
 1 file changed, 19 insertions(+), 7 deletions(-)

diff --git a/src/main.zig b/src/main.zig
index 00dde46..fa2d47a 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -580,14 +580,26 @@ pub fn main() !void {
                 } else if (pressed_key == sleep_key) {
                     if (config.sleep_cmd) |sleep_cmd| {
                         var sleep = std.process.Child.init(&[_][]const u8{ "/bin/sh", "-c", sleep_cmd }, allocator);
-                        _ = sleep.spawnAndWait() catch .{};
+                        sleep.stdout_behavior = .Ignore;
+                        sleep.stderr_behavior = .Ignore;
+
+                        _ = sleep.spawnAndWait() catch {};
+                    }
+                } else if (pressed_key == brightness_down_key or pressed_key == brightness_up_key) {
+                    const cmd = if (pressed_key == brightness_down_key) config.brightness_down_cmd else config.brightness_up_cmd;
+
+                    var brightness = std.process.Child.init(&[_][]const u8{ "/bin/sh", "-c", cmd }, allocator);
+                    brightness.stdout_behavior = .Ignore;
+                    brightness.stderr_behavior = .Ignore;
+
+                    handle_brightness_cmd: {
+                        const process_result = brightness.spawnAndWait() catch {
+                            break :handle_brightness_cmd;
+                        };
+                        if (process_result.Exited != 0) {
+                            try info_line.addMessage(lang.err_brightness_change, config.error_bg, config.error_fg);
+                        }
                     }
-                } else if (pressed_key == brightness_down_key) {
-                    var brightness = std.process.Child.init(&[_][]const u8{ "/bin/sh", "-c", config.brightness_down_cmd }, allocator);
-                    _ = brightness.spawnAndWait() catch .{};
-                } else if (pressed_key == brightness_up_key) {
-                    var brightness = std.process.Child.init(&[_][]const u8{ "/bin/sh", "-c", config.brightness_up_cmd }, allocator);
-                    _ = brightness.spawnAndWait() catch .{};
                 }
             },
             termbox.TB_KEY_CTRL_C => run = false,