/**
* Handles 'button-release-event' signal on the GtkStatusIcon.
* Only used for middle-click, which runs the middle click action.
*
* @param status_icon the object which received the signal.
* @param event the GdkEventButton which triggered this signal.
* @param icon TrayIcon instance set when the signal handler was connected.
* @return TRUE to stop other handlers from being invoked for the event.
* FALSE to propagate the event further.
*/
static gboolean
on_button_release_event(G_GNUC_UNUSED GtkStatusIcon *status_icon,
GdkEventButton *event, G_GNUC_UNUSED TrayIcon *icon)
{
int middle_click_action;
if (event->button != 2)
return FALSE;
middle_click_action = prefs_get_integer("MiddleClickAction", 0);
switch (middle_click_action) {
case 0:
audio_toggle_mute(icon->audio, AUDIO_USER_TRAY_ICON);
break;
case 1:
run_prefs_dialog();
break;
case 2:
run_mixer_command();
break;
case 3:
run_custom_command();
break;
default: {
} // nothing
}
return FALSE;
}
/**
* Updates the alignment of the volume text which is shown on the
* volume popup_window (left click) around the scroll bar.
*/
void
update_vol_text(void)
{
gboolean show;
show = prefs_get_boolean("DisplayTextVolume", TRUE);
if (show) {
gint pi;
GtkPositionType pos;
pi = prefs_get_integer("TextVolumePosition", 0);
pos = pi == 0 ? GTK_POS_TOP : pi == 1 ? GTK_POS_BOTTOM : pi ==
2 ? GTK_POS_LEFT : GTK_POS_RIGHT;
gtk_scale_set_draw_value(GTK_SCALE(vol_scale), TRUE);
gtk_scale_set_value_pos(GTK_SCALE(vol_scale), pos);
} else
gtk_scale_set_draw_value(GTK_SCALE(vol_scale), FALSE);
}
/**
* Handles button-release-event' signal on the tray_icon, currently
* only used for middle-click.
*
* @param status_icon the object which received the signal
* @param event the GdkEventButton which triggered this signal
* @param user_data user data set when the signal handler was
* connected
*/
void
tray_icon_button(G_GNUC_UNUSED GtkStatusIcon *status_icon,
GdkEventButton *event, G_GNUC_UNUSED gpointer user_data)
{
gint action;
if (event->button != 2)
return;
action = prefs_get_integer("MiddleClickAction", 0);
switch (action) {
case 0: // mute/unmute
setmute(mouse_noti);
on_volume_has_changed();
break;
case 1:
do_prefs();
break;
case 2:
on_mixer();
break;
case 3: {
gchar *cmd;
cmd = prefs_get_string("CustomCommand", NULL);
if (cmd) {
run_command(cmd);
g_free(cmd);
} else
report_error(_("You have not specified a custom command to run, "
"please specify one in preferences."));
break;
}
default: {
} // nothing
}
}
/* Configure the appearance of the text that is shown around the volume slider,
* according to the current preferences.
*/
static void
configure_vol_text(GtkScale *vol_scale)
{
gboolean enabled;
gint position;
GtkPositionType gtk_position;
enabled = prefs_get_boolean("DisplayTextVolume", TRUE);
position = prefs_get_integer("TextVolumePosition", 0);
gtk_position =
position == 0 ? GTK_POS_TOP :
position == 1 ? GTK_POS_BOTTOM :
position == 2 ? GTK_POS_LEFT :
GTK_POS_RIGHT;
if (enabled) {
gtk_scale_set_draw_value(vol_scale, TRUE);
gtk_scale_set_value_pos(vol_scale, gtk_position);
} else {
gtk_scale_set_draw_value(vol_scale, FALSE);
}
}
/* Returns a new VolMeter instance. Returns NULL if VolMeter is disabled. */
static VolMeter *
vol_meter_new(void)
{
VolMeter *vol_meter;
gboolean vol_meter_enabled;
gdouble *vol_meter_clrs;
vol_meter_enabled = prefs_get_boolean("DrawVolMeter", FALSE);
if (vol_meter_enabled == FALSE)
return NULL;
vol_meter = g_new0(VolMeter, 1);
vol_meter->x_offset_pct = prefs_get_integer("VolMeterPos", 0);
vol_meter->y_offset_pct = 10;
vol_meter_clrs = prefs_get_double_list("VolMeterColor", NULL);
vol_meter->red = vol_meter_clrs[0] * 255;
vol_meter->green = vol_meter_clrs[1] * 255;
vol_meter->blue = vol_meter_clrs[2] * 255;
g_free(vol_meter_clrs);
return vol_meter;
}
/**
* Updates all status icons for the different volume states like
* muted, low, medium, high as well as the volume meter. This
* is triggered either by apply_prefs() in the preferences subsystem,
* do_alsa_reinit() or tray_icon_resized().
*/
void
update_status_icons(void)
{
int i, icon_width;
GdkPixbuf *old_icons[N_VOLUME_ICONS];
int size = tray_icon_size();
for (i = 0; i < N_VOLUME_ICONS; i++)
old_icons[i] = status_icons[i];
/* Handle icons depending on the theme */
if (prefs_get_boolean("SystemTheme", FALSE)) {
status_icons[VOLUME_MUTED] = get_stock_pixbuf("audio-volume-muted",
size);
status_icons[VOLUME_OFF] = get_stock_pixbuf("audio-volume-off", size);
status_icons[VOLUME_LOW] = get_stock_pixbuf("audio-volume-low", size);
status_icons[VOLUME_MEDIUM] = get_stock_pixbuf("audio-volume-medium",
size);
status_icons[VOLUME_HIGH] = get_stock_pixbuf("audio-volume-high",
size);
/* 'audio-volume-off' is not available in every icon set. More info at:
* http://standards.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html
*/
if (status_icons[VOLUME_OFF] == NULL)
status_icons[VOLUME_OFF] = get_stock_pixbuf("audio-volume-low",
size);
} else {
status_icons[VOLUME_MUTED] = create_pixbuf("pnmixer-muted.png");
status_icons[VOLUME_OFF] = create_pixbuf("pnmixer-off.png");
status_icons[VOLUME_LOW] = create_pixbuf("pnmixer-low.png");
status_icons[VOLUME_MEDIUM] = create_pixbuf("pnmixer-medium.png");
status_icons[VOLUME_HIGH] = create_pixbuf("pnmixer-high.png");
}
/* Handle volume meter */
icon_width = gdk_pixbuf_get_height(status_icons[0]);
vol_div_factor = ((gdk_pixbuf_get_height(status_icons[0]) - 10) / 100.0);
vol_meter_width = 1.25 * icon_width;
if (vol_meter_width % 4 != 0)
vol_meter_width -= (vol_meter_width % 4);
if (prefs_get_boolean("DrawVolMeter", FALSE)) {
int lim;
if (vol_meter_row)
g_free(vol_meter_row);
vol_meter_row = g_malloc(vol_meter_width * sizeof(guchar));
lim = vol_meter_width / 4;
for (i = 0; i < lim; i++) {
vol_meter_row[i * 4] = vol_meter_red;
vol_meter_row[i * 4 + 1] = vol_meter_green;
vol_meter_row[i * 4 + 2] = vol_meter_blue;
vol_meter_row[i * 4 + 3] = 255;
}
} else {
if (vol_meter_row)
g_free(vol_meter_row);
vol_meter_row = NULL;
if (icon_copy)
g_object_unref(icon_copy);
icon_copy = NULL;
}
draw_offset = prefs_get_integer("VolMeterPos", 0);
if (tray_icon)
on_volume_has_changed();
for (i = 0; i < N_VOLUME_ICONS; i++)
if (old_icons[i])
g_object_unref(old_icons[i]);
}
