Commit 94ef60f7 authored by Guido Gunther's avatar Guido Gunther Committed by Guido Gunther
Browse files

fbd-feedback-base: Add fbd_feedback_is_available ()

This allows to check if a feedback type is available
at all.
parent f950cfc3
......@@ -227,3 +227,28 @@ fbd_feedback_base_done (FbdFeedbackBase *self)
priv->ended = TRUE;
g_signal_emit (self, signals[SIGNAL_ENDED], 0);
* fbd_feedback_available:
* @self: The feedback
* Whether this feedback type is available at all. This can be %FALSE e.g.
* due to missing hardware.
* Returns: %FALSE if the feedback type is not available at all %TRUE if unsure
* or available.
fbd_feedback_is_available (FbdFeedbackBase *self)
FbdFeedbackBaseClass *klass;
g_return_val_if_fail (FBD_IS_FEEDBACK_BASE (self), FALSE);
if (klass->is_available)
return klass->is_available (self);
return TRUE;
......@@ -17,8 +17,9 @@ struct _FbdFeedbackBaseClass
GObjectClass parent_class;
void (*run) (FbdFeedbackBase *self);
void (*end) (FbdFeedbackBase *self);
void (*run) (FbdFeedbackBase *self);
void (*end) (FbdFeedbackBase *self);
gboolean (*is_available) (FbdFeedbackBase *self);
......@@ -27,5 +28,6 @@ void fbd_feedback_run (FbdFeedbackBase *self);
void fbd_feedback_end (FbdFeedbackBase *self);
gboolean fbd_feedback_get_ended (FbdFeedbackBase *self);
void fbd_feedback_base_done (FbdFeedbackBase *self);
gboolean fbd_feedback_is_available (FbdFeedbackBase *self);
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