/** Wrapper for start */
public void start() {
if (parent != null) {
parent.runOnUiThread(
new Runnable() {
@Override
public void run() {
if (wa != null) {
wa.detectActivation();
}
}
});
}
}
/** Wrapper for stoping listening */
public void stopListening() {
if (parent != null) {
parent.runOnUiThread(
new Runnable() {
@Override
public void run() {
if (wa != null) {
wa.stopListening();
}
}
});
}
}