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Working proximity lock.

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// FREEBIE
This commit is contained in:
Moxie Marlinspike 2015-09-16 14:44:55 -07:00
parent 961b9b882f
commit fdfa15aa4d
1 changed files with 45 additions and 27 deletions
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54
src/org/thoughtcrime/redphone/call/ProximityLock.java
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@ -1,8 +1,11 @@
package org.thoughtcrime.redphone.call;
import android.os.Build;
import android.os.PowerManager;
import android.util.Log;
import org.whispersystems.libaxolotl.util.guava.Optional;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
@ -13,55 +16,70 @@ import java.lang.reflect.Method;
* @author Stuart O. Anderson
*/
class ProximityLock {
private final Method wakelockParameterizedRelease = getWakelockParamterizedReleaseMethod();
private final PowerManager.WakeLock proximityLock;
private final Optional<PowerManager.WakeLock> proximityLock;
private static final int PROXIMITY_SCREEN_OFF_WAKE_LOCK = 32;
private static final int WAIT_FOR_PROXIMITY_NEGATIVE = 1;
ProximityLock(PowerManager pm) {
proximityLock = maybeGetProximityLock(pm);
proximityLock = getProximityLock(pm);
}
private PowerManager.WakeLock maybeGetProximityLock(PowerManager pm) {
/*try {
PowerManager.WakeLock lock = pm.newWakeLock(PROXIMITY_SCREEN_OFF_WAKE_LOCK, "RedPhone Incall");
if (lock != null) {
return lock;
private Optional<PowerManager.WakeLock> getProximityLock(PowerManager pm) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
if (pm.isWakeLockLevelSupported(PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK)) {
return Optional.fromNullable(pm.newWakeLock(PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK,
"Signal Proximity Lock"));
} else {
return Optional.absent();
}
} else {
try {
return Optional.fromNullable(pm.newWakeLock(PROXIMITY_SCREEN_OFF_WAKE_LOCK, "RedPhone Incall"));
} catch (Throwable t) {
Log.e("LockManager", "Failed to create proximity lock", t);
}*/
return null;
return Optional.absent();
}
}
}
public void acquire() {
if (proximityLock == null || proximityLock.isHeld()) {
if (!proximityLock.isPresent() || proximityLock.get().isHeld()) {
return;
}
proximityLock.acquire();
proximityLock.get().acquire();
}
public void release() {
if (proximityLock == null || !proximityLock.isHeld()) {
if (!proximityLock.isPresent() || !proximityLock.get().isHeld()) {
return;
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
proximityLock.get().release(PowerManager.RELEASE_FLAG_WAIT_FOR_NO_PROXIMITY);
} else {
boolean released = false;
if (wakelockParameterizedRelease != null) {
try {
wakelockParameterizedRelease.invoke(proximityLock, new Integer(WAIT_FOR_PROXIMITY_NEGATIVE));
wakelockParameterizedRelease.invoke(proximityLock.get(), WAIT_FOR_PROXIMITY_NEGATIVE);
released = true;
} catch (IllegalAccessException e) {
Log.d("LockManager", "Failed to invoke release method", e);
Log.w("ProximityLock", e);
} catch (InvocationTargetException e) {
Log.d("LockManager", "Failed to invoke release method", e);
Log.w("ProximityLock", e);
}
}
if(!released) {
proximityLock.release();
if (!released) {
proximityLock.get().release();
}
Log.d("LockManager", "Released proximity lock:" + proximityLock.isHeld());
}
Log.d("LockManager", "Released proximity lock:" + proximityLock.get().isHeld());
}
private static Method getWakelockParamterizedReleaseMethod() {