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fbd-feedback-led: Implement is_available ()

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This avoids criticals when there's no Leds available.
This commit is contained in:
Guido Günther
2020-07-22 10:28:42 +00:00
committed by Guido Gunther
parent e8dfe6974a
commit 75e28510e4
1 changed files with 11 additions and 0 deletions
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src/fbd-feedback-led.c
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@@ -102,6 +102,7 @@ fbd_feedback_led_run (FbdFeedbackBase *base)
FbdFeedbackManager *manager = fbd_feedback_manager_get_default (); FbdFeedbackManager *manager = fbd_feedback_manager_get_default ();
FbdDevLeds *dev = fbd_feedback_manager_get_dev_leds (manager); FbdDevLeds *dev = fbd_feedback_manager_get_dev_leds (manager);
g_return_if_fail (FBD_IS_DEV_LEDS (dev));
g_debug ("Periodic led feeedback: self->max_brightness, self->frequency"); g_debug ("Periodic led feeedback: self->max_brightness, self->frequency");
/* FIXME: handle priority */ /* FIXME: handle priority */
@@ -122,6 +123,15 @@ fbd_feedback_led_end (FbdFeedbackBase *base)
fbd_feedback_base_done (FBD_FEEDBACK_BASE (self)); fbd_feedback_base_done (FBD_FEEDBACK_BASE (self));
} }
static gboolean
fbd_feedback_led_is_available (FbdFeedbackBase *base)
{
FbdFeedbackManager *manager = fbd_feedback_manager_get_default ();
FbdDevLeds *dev = fbd_feedback_manager_get_dev_leds (manager);
return FBD_IS_DEV_LEDS (dev);
}
static void static void
fbd_feedback_led_class_init (FbdFeedbackLedClass *klass) fbd_feedback_led_class_init (FbdFeedbackLedClass *klass)
{ {
@@ -133,6 +143,7 @@ fbd_feedback_led_class_init (FbdFeedbackLedClass *klass)
base_class->run = fbd_feedback_led_run; base_class->run = fbd_feedback_led_run;
base_class->end = fbd_feedback_led_end; base_class->end = fbd_feedback_led_end;
base_class->is_available = fbd_feedback_led_is_available;
props[PROP_FREQUENCY] = props[PROP_FREQUENCY] =
g_param_spec_uint ( g_param_spec_uint (