static gboolean
icon_clicked(GtkWidget *widget, GdkEventButton *event, volume_priv *c)
{
int volume;
ENTER;
if (event->type == GDK_BUTTON_PRESS && event->button == 1) {
if (c->slider_window == NULL) {
c->slider_window = volume_create_slider(c);
gtk_widget_show_all(c->slider_window);
gtk_widget_set_tooltip_markup(((plugin_instance *)c)->pwid, NULL);
} else {
gtk_widget_destroy(c->slider_window);
c->slider_window = NULL;
if (c->leave_id) {
g_source_remove(c->leave_id);
c->leave_id = 0;
}
}
RET(FALSE);
}
if (!(event->type == GDK_BUTTON_PRESS && event->button == 2))
RET(FALSE);
if (c->muted) {
volume = c->muted_vol;
} else {
c->muted_vol = c->vol;
volume = 0;
}
c->muted = !c->muted;
oss_set_volume(c, volume);
volume_update_gui(c);
RET(FALSE);
}
static void
slider_changed(GtkRange *range, volume_priv *c)
{
int volume = (int) gtk_range_get_value(range);
ENTER;
DBG("value=%d\n", volume);
oss_set_volume(c, volume);
volume_update_gui(c);
RET();
}
static gboolean
icon_scrolled(GtkWidget *widget, GdkEventScroll *event, volume_priv *c)
{
int volume;
ENTER;
volume = (c->muted) ? c->muted_vol : ((meter_priv *) c)->level;
volume += 2 * ((event->direction == GDK_SCROLL_UP
|| event->direction == GDK_SCROLL_LEFT) ? 1 : -1);
if (volume > 100)
volume = 100;
if (volume < 0)
volume = 0;
if (c->muted)
c->muted_vol = volume;
else {
oss_set_volume(c, volume);
volume_update_gui(c);
}
RET(TRUE);
}
int oss_open_audio(int aud_format, int rate, int channels)
{
AUDDBG("Opening audio.\n");
int format;
int vol_left, vol_right;
audio_buf_info buf_info;
CHECK_NOISY(oss_data->fd = open_device);
format = oss_convert_aud_format(aud_format);
if (!set_format(format, rate, channels))
goto FAILED;
CHECK_NOISY(ioctl, oss_data->fd, SNDCTL_DSP_GETOSPACE, &buf_info);
AUDDBG("Buffer information, fragstotal: %d, fragsize: %d, bytes: %d.\n",
buf_info.fragstotal,
buf_info.fragsize,
buf_info.bytes);
oss_time = 0;
oss_paused = FALSE;
oss_paused_time = 0;
oss_delay = oss_bytes_to_frames(buf_info.fragstotal * buf_info.fragsize) * 1000 / oss_data->rate;
oss_ioctl_vol = TRUE;
AUDDBG("Internal OSS buffer size: %dms.\n", oss_delay);
if (aud_get_bool("oss4", "save_volume"))
{
vol_right = (aud_get_int("oss4", "volume") & 0xFF00) >> 8;
vol_left = (aud_get_int("oss4", "volume") & 0x00FF);
oss_set_volume(vol_left, vol_right);
}
void oss_set_mute(gboolean mute)
{
assert(m_mixer_fd != -1);
gboolean mute_found = FALSE;
int parent = m_ext.parent;
int control = m_ext.ctrl;
// Check for mute in this group
m_ext.ctrl = 0;
while(ioctl(m_mixer_fd, SNDCTL_MIX_EXTINFO, &m_ext) >= 0)
{
if(m_ext.parent == parent && m_ext.type == MIXT_MUTE)
{
oss_mixer_value vr;
vr.dev = m_ext.dev;
vr.ctrl = m_ext.ctrl;
vr.timestamp = m_ext.timestamp;
vr.value = mute ? 1 : 0;
ioctl(m_mixer_fd, SNDCTL_MIX_WRITE, &vr);
mute_found = TRUE;
break;
}
m_ext.ctrl++;
}
// Restore to previous control
m_ext.ctrl = control;
ioctl(m_mixer_fd, SNDCTL_MIX_EXTINFO, &m_ext);
// If no mute control was found, revert to setting the volume to zero
if(!mute_found && mute)
{
oss_set_volume(0);
}
}