From f4193b54085136afb5f0b6ee44aa2847664c1c04 Mon Sep 17 00:00:00 2001
From: Rozhuk Ivan <rozhuk.im@gmail.com>
Date: Tue, 11 May 2021 17:16:43 +0300
Subject: [PATCH] Add "start-hidden" command line option

---
 gtk-mixer.project |  2 +-
 src/gtk-mixer.c   | 17 ++++++++++++++++-
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/gtk-mixer.project b/gtk-mixer.project
index 15a61c6..7e8b732 100644
--- a/gtk-mixer.project
+++ b/gtk-mixer.project
@@ -43,7 +43,7 @@
       <Compiler Options="-g;-O0;-Wall" C_Options="-Weverything;-ftrapv;-g -DDEBUG;-O0;-fwrapv;-fstack-protector-all;-Wall;-g3 -ggdb;-Wno-reserved-id-macro;-Wno-gnu-zero-variadic-macro-arguments;-Wno-variadic-macros;-Wno-documentation;-Wno-documentation-unknown-command;-Wno-padded;-Wno-cast-qual" Assembler="" Required="yes" PreCompiledHeader="" PCHInCommandLine="no" PCHFlags="" PCHFlagsPolicy="0"/>
       <Linker Options="" Required="yes"/>
       <ResourceCompiler Options="" Required="no"/>
-      <General OutputFile="$(IntermediateDirectory)/$(ProjectName)" IntermediateDirectory="$(ProjectPath)/build/src/" Command="$(OutputFile)" CommandArguments="" UseSeparateDebugArgs="no" DebugArguments="" WorkingDirectory="$(IntermediateDirectory)" PauseExecWhenProcTerminates="yes" IsGUIProgram="no" IsEnabled="yes"/>
+      <General OutputFile="$(IntermediateDirectory)/$(ProjectName)" IntermediateDirectory="$(ProjectPath)/build/src/" Command="$(OutputFile)" CommandArguments="--start-hidden" UseSeparateDebugArgs="no" DebugArguments="" WorkingDirectory="$(IntermediateDirectory)" PauseExecWhenProcTerminates="yes" IsGUIProgram="no" IsEnabled="yes"/>
       <BuildSystem Name="Default"/>
       <Environment EnvVarSetName="&lt;Use Defaults&gt;" DbgSetName="&lt;Use Defaults&gt;">
         <![CDATA[]]>
diff --git a/src/gtk-mixer.c b/src/gtk-mixer.c
index e27d0f9..9efeb3e 100644
--- a/src/gtk-mixer.c
+++ b/src/gtk-mixer.c
@@ -33,6 +33,7 @@
 #include <err.h>
 #include <errno.h>
 #include <inttypes.h>
+#include <getopt.h>
 
 #include "gtk-mixer.h"
 
@@ -225,11 +226,21 @@ gtk_mixer_status_icon_menu(GtkStatusIcon *status_icon __unused,
 int
 main(int argc, char **argv) {
 	int error;
+	int ch, opt_idx = -1, start_hidden = 0;
 	gm_app_t app;
 	gmp_dev_p dev = NULL;
+	struct option long_options[] = {
+		{ "start-hidden",	no_argument,	&start_hidden,	1 },
+		{ NULL,			0,		NULL,		0 }
+	};
 
 	memset(&app, 0x00, sizeof(gm_app_t));
 
+	while ((ch = getopt_long_only(argc, argv, "", long_options,
+	    &opt_idx)) != -1) {
+	}
+
+
 	error = gmp_init(&app.plugins, &app.plugins_count);
 	if (0 != error)
 		return (error);
@@ -279,7 +290,11 @@ main(int argc, char **argv) {
 	gtk_mixer_soundcard_changed(NULL, &app);
 
 	/* Display the mixer window. */
-	gtk_window_present(GTK_WINDOW(app.window));
+	if (start_hidden) {
+		gtk_widget_hide(app.window);
+	} else {
+		gtk_window_present(GTK_WINDOW(app.window));
+	}
 
 	/* For update, if volume changed from other app. */
 	g_timeout_add(UPDATE_INTERVAL,