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#include <stdio.h>
#include <locale.h>
#include <pulse/pulseaudio.h>
#include "gvc-mixer-control.h"
#define MAX_ATTEMPTS 3
typedef struct {
GvcHeadsetPortChoice choice;
const char *name;
} AudioSelectionChoice;
static AudioSelectionChoice audio_selection_choices[] = {
{ GVC_HEADSET_PORT_CHOICE_HEADPHONES, "headphones" },
{ GVC_HEADSET_PORT_CHOICE_HEADSET, "headset" },
{ GVC_HEADSET_PORT_CHOICE_MIC, "microphone" },
};
static void
audio_selection_needed (GvcMixerControl *volume,
guint id,
gboolean show_dialog,
GvcHeadsetPortChoice choices,
gpointer user_data)
{
const char *args[G_N_ELEMENTS (audio_selection_choices) + 1];
guint i, n;
int response = -1;
if (!show_dialog) {
g_print ("--- Audio selection not needed anymore for id %d\n", id);
return;
}
n = 0;
for (i = 0; i < G_N_ELEMENTS (audio_selection_choices); ++i) {
if (choices & audio_selection_choices[i].choice)
args[n++] = audio_selection_choices[i].name;
}
args[n] = NULL;
g_print ("+++ Audio selection needed for id %d\n", id);
g_print (" Choices are:\n");
for (i = 0; args[i] != NULL; i++)
g_print (" %d. %s\n", i + 1, args[i]);
for (i = 0; response < 0 && i < MAX_ATTEMPTS; i++) {
int res;
g_print ("What is your choice?\n");
if (scanf ("%d", &res) == 1 &&
res > 0 &&
res < (int) g_strv_length ((char **) args)) {
response = res;
break;
}
}
gvc_mixer_control_set_headset_port (volume,
id,
audio_selection_choices[response - 1].choice);
}
int main (int argc, char **argv)
{
GMainLoop *loop;
GvcMixerControl *volume;
setlocale (LC_ALL, "");
loop = g_main_loop_new (NULL, FALSE);
volume = gvc_mixer_control_new ("GNOME Volume Control test");
g_signal_connect (volume,
"audio-device-selection-needed",
G_CALLBACK (audio_selection_needed),
NULL);
gvc_mixer_control_open (volume);
g_main_loop_run (loop);
return 0;
}
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