diff --git a/packages/SystemUI/src/com/android/keyguard/ClockEventController.kt b/packages/SystemUI/src/com/android/keyguard/ClockEventController.kt
index 9151238499dc3..55f8bea4d0569 100644
--- a/packages/SystemUI/src/com/android/keyguard/ClockEventController.kt
+++ b/packages/SystemUI/src/com/android/keyguard/ClockEventController.kt
@@ -23,12 +23,17 @@ import android.content.res.Resources
 import android.text.format.DateFormat
 import android.util.TypedValue
 import android.view.View
+import androidx.annotation.VisibleForTesting
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.repeatOnLifecycle
 import com.android.systemui.broadcast.BroadcastDispatcher
 import com.android.systemui.dagger.qualifiers.Background
 import com.android.systemui.dagger.qualifiers.Main
 import com.android.systemui.flags.FeatureFlags
-import com.android.systemui.plugins.ClockController
-import com.android.systemui.plugins.statusbar.StatusBarStateController
+import com.android.systemui.flags.Flags.REGION_SAMPLING
+import com.android.systemui.keyguard.domain.interactor.KeyguardInteractor
+import com.android.systemui.lifecycle.repeatWhenAttached
+import com.android.systemui.plugins.Clock
 import com.android.systemui.shared.regionsampling.RegionSamplingInstance
 import com.android.systemui.statusbar.policy.BatteryController
 import com.android.systemui.statusbar.policy.BatteryController.BatteryStateChangeCallback
@@ -38,13 +43,19 @@ import java.util.Locale
 import java.util.TimeZone
 import java.util.concurrent.Executor
 import javax.inject.Inject
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.DisposableHandle
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.flow.collect
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.launch
 
 /**
  * Controller for a Clock provided by the registry and used on the keyguard. Instantiated by
  * [KeyguardClockSwitchController]. Functionality is forked from [AnimatableClockController].
  */
 open class ClockEventController @Inject constructor(
-    private val statusBarStateController: StatusBarStateController,
+    private val keyguardInteractor: KeyguardInteractor,
     private val broadcastDispatcher: BroadcastDispatcher,
     private val batteryController: BatteryController,
     private val keyguardUpdateMonitor: KeyguardUpdateMonitor,
@@ -53,7 +64,7 @@ open class ClockEventController @Inject constructor(
     private val context: Context,
     @Main private val mainExecutor: Executor,
     @Background private val bgExecutor: Executor,
-    private val featureFlags: FeatureFlags,
+    private val featureFlags: FeatureFlags
 ) {
     var clock: ClockController? = null
         set(value) {
@@ -70,9 +81,9 @@ open class ClockEventController @Inject constructor(
     private var isCharging = false
     private var dozeAmount = 0f
     private var isKeyguardVisible = false
-
-    private val regionSamplingEnabled =
-            featureFlags.isEnabled(com.android.systemui.flags.Flags.REGION_SAMPLING)
+    private var isRegistered = false
+    private var disposableHandle: DisposableHandle? = null
+    private val regionSamplingEnabled = featureFlags.isEnabled(REGION_SAMPLING)
 
     private fun updateColors() {
         if (regionSamplingEnabled && smallRegionSampler != null && largeRegionSampler != null) {
@@ -165,15 +176,6 @@ open class ClockEventController @Inject constructor(
         }
     }
 
-    private val statusBarStateListener = object : StatusBarStateController.StateListener {
-        override fun onDozeAmountChanged(linear: Float, eased: Float) {
-            clock?.animations?.doze(linear)
-
-            isDozing = linear > dozeAmount
-            dozeAmount = linear
-        }
-    }
-
     private val keyguardUpdateMonitorCallback = object : KeyguardUpdateMonitorCallback() {
         override fun onKeyguardVisibilityChanged(visible: Boolean) {
             isKeyguardVisible = visible
@@ -195,13 +197,11 @@ open class ClockEventController @Inject constructor(
         }
     }
 
-    init {
-        isDozing = statusBarStateController.isDozing
-    }
-
-    fun registerListeners() {
-        dozeAmount = statusBarStateController.dozeAmount
-        isDozing = statusBarStateController.isDozing || dozeAmount != 0f
+    fun registerListeners(parent: View) {
+        if (isRegistered) {
+            return
+        }
+        isRegistered = true
 
         broadcastDispatcher.registerReceiver(
             localeBroadcastReceiver,
@@ -210,17 +210,27 @@ open class ClockEventController @Inject constructor(
         configurationController.addCallback(configListener)
         batteryController.addCallback(batteryCallback)
         keyguardUpdateMonitor.registerCallback(keyguardUpdateMonitorCallback)
-        statusBarStateController.addCallback(statusBarStateListener)
         smallRegionSampler?.startRegionSampler()
         largeRegionSampler?.startRegionSampler()
+        disposableHandle = parent.repeatWhenAttached {
+            repeatOnLifecycle(Lifecycle.State.STARTED) {
+                listenForDozing(this)
+                listenForDozeAmount(this)
+            }
+        }
     }
 
     fun unregisterListeners() {
+        if (!isRegistered) {
+            return
+        }
+        isRegistered = false
+
+        disposableHandle?.dispose()
         broadcastDispatcher.unregisterReceiver(localeBroadcastReceiver)
         configurationController.removeCallback(configListener)
         batteryController.removeCallback(batteryCallback)
         keyguardUpdateMonitor.removeCallback(keyguardUpdateMonitorCallback)
-        statusBarStateController.removeCallback(statusBarStateListener)
         smallRegionSampler?.stopRegionSampler()
         largeRegionSampler?.stopRegionSampler()
     }
@@ -235,8 +245,28 @@ open class ClockEventController @Inject constructor(
         largeRegionSampler?.dump(pw)
     }
 
-    companion object {
-        private val TAG = ClockEventController::class.simpleName
-        private const val FORMAT_NUMBER = 1234567890
+    @VisibleForTesting
+    internal suspend fun listenForDozeAmount(scope: CoroutineScope): Job {
+        return scope.launch {
+            keyguardInteractor.dozeAmount.collect {
+                dozeAmount = it
+                clock?.animations?.doze(dozeAmount)
+            }
+        }
+    }
+
+    @VisibleForTesting
+    internal suspend fun listenForDozing(scope: CoroutineScope): Job {
+        return scope.launch {
+            combine (
+                keyguardInteractor.dozeAmount,
+                keyguardInteractor.isDozing,
+            ) { localDozeAmount, localIsDozing ->
+                localDozeAmount > dozeAmount || localIsDozing
+            }
+            .collect { localIsDozing ->
+                isDozing = localIsDozing
+            }
+        }
     }
 }
diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java b/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java
index b450ec35db322..202134b699d7a 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardClockSwitchController.java
@@ -164,7 +164,7 @@ public class KeyguardClockSwitchController extends ViewController<KeyguardClockS
     protected void onViewAttached() {
         mClockRegistry.registerClockChangeListener(mClockChangedListener);
         setClock(mClockRegistry.createCurrentClock());
-        mClockEventController.registerListeners();
+        mClockEventController.registerListeners(mView);
         mKeyguardClockTopMargin =
                 mView.getResources().getDimensionPixelSize(R.dimen.keyguard_clock_top_margin);
 
diff --git a/packages/SystemUI/tests/src/com/android/keyguard/ClockEventControllerTest.kt b/packages/SystemUI/tests/src/com/android/keyguard/ClockEventControllerTest.kt
index 8a2c354105869..af439f0e009b4 100644
--- a/packages/SystemUI/tests/src/com/android/keyguard/ClockEventControllerTest.kt
+++ b/packages/SystemUI/tests/src/com/android/keyguard/ClockEventControllerTest.kt
@@ -17,11 +17,14 @@ package com.android.keyguard
 
 import android.content.BroadcastReceiver
 import android.testing.AndroidTestingRunner
+import android.view.View
 import android.widget.TextView
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.broadcast.BroadcastDispatcher
 import com.android.systemui.flags.FeatureFlags
+import com.android.systemui.keyguard.data.repository.FakeKeyguardRepository
+import com.android.systemui.keyguard.domain.interactor.KeyguardInteractor
 import com.android.systemui.plugins.ClockAnimations
 import com.android.systemui.plugins.ClockController
 import com.android.systemui.plugins.ClockEvents
@@ -37,6 +40,9 @@ import com.android.systemui.util.mockito.eq
 import com.android.systemui.util.mockito.mock
 import java.util.TimeZone
 import java.util.concurrent.Executor
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.yield
 import org.junit.Assert.assertEquals
 import org.junit.Before
 import org.junit.Rule
@@ -57,7 +63,7 @@ import org.mockito.junit.MockitoJUnit
 class ClockEventControllerTest : SysuiTestCase() {
 
     @JvmField @Rule val mockito = MockitoJUnit.rule()
-    @Mock private lateinit var statusBarStateController: StatusBarStateController
+    @Mock private lateinit var keyguardInteractor: KeyguardInteractor
     @Mock private lateinit var broadcastDispatcher: BroadcastDispatcher
     @Mock private lateinit var batteryController: BatteryController
     @Mock private lateinit var keyguardUpdateMonitor: KeyguardUpdateMonitor
@@ -72,8 +78,10 @@ class ClockEventControllerTest : SysuiTestCase() {
     @Mock private lateinit var largeClockController: ClockFaceController
     @Mock private lateinit var smallClockEvents: ClockFaceEvents
     @Mock private lateinit var largeClockEvents: ClockFaceEvents
+    @Mock private lateinit var parentView: View
+    private lateinit var repository: FakeKeyguardRepository
 
-    private lateinit var clockEventController: ClockEventController
+    private lateinit var underTest: ClockEventController
 
     @Before
     fun setUp() {
@@ -86,8 +94,10 @@ class ClockEventControllerTest : SysuiTestCase() {
         whenever(clock.events).thenReturn(events)
         whenever(clock.animations).thenReturn(animations)
 
-        clockEventController = ClockEventController(
-            statusBarStateController,
+        repository = FakeKeyguardRepository()
+
+        underTest = ClockEventController(
+            KeyguardInteractor(repository = repository),
             broadcastDispatcher,
             batteryController,
             keyguardUpdateMonitor,
@@ -98,31 +108,34 @@ class ClockEventControllerTest : SysuiTestCase() {
             bgExecutor,
             featureFlags
         )
+        underTest.clock = clock
+
+        runBlocking(IMMEDIATE) {
+            underTest.registerListeners(parentView)
+
+            repository.setDozing(true)
+            repository.setDozeAmount(1f)
+        }
     }
 
     @Test
     fun clockSet_validateInitialization() {
-        clockEventController.clock = clock
-
         verify(clock).initialize(any(), anyFloat(), anyFloat())
     }
 
     @Test
     fun clockUnset_validateState() {
-        clockEventController.clock = clock
-        clockEventController.clock = null
+        underTest.clock = null
 
-        assertEquals(clockEventController.clock, null)
+        assertEquals(underTest.clock, null)
     }
 
     @Test
-    fun themeChanged_verifyClockPaletteUpdated() {
+    fun themeChanged_verifyClockPaletteUpdated() = runBlocking(IMMEDIATE) {
         clockEventController.clock = clock
         verify(smallClockEvents).onRegionDarknessChanged(anyBoolean())
         verify(largeClockEvents).onRegionDarknessChanged(anyBoolean())
 
-        clockEventController.registerListeners()
-
         val captor = argumentCaptor<ConfigurationController.ConfigurationListener>()
         verify(configurationController).addCallback(capture(captor))
         captor.value.onThemeChanged()
@@ -131,13 +144,11 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun fontChanged_verifyFontSizeUpdated() {
+    fun fontChanged_verifyFontSizeUpdated() = runBlocking(IMMEDIATE) {
         clockEventController.clock = clock
         verify(smallClockEvents).onRegionDarknessChanged(anyBoolean())
         verify(largeClockEvents).onRegionDarknessChanged(anyBoolean())
 
-        clockEventController.registerListeners()
-
         val captor = argumentCaptor<ConfigurationController.ConfigurationListener>()
         verify(configurationController).addCallback(capture(captor))
         captor.value.onDensityOrFontScaleChanged()
@@ -146,10 +157,7 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun batteryCallback_keyguardShowingCharging_verifyChargeAnimation() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
-
+    fun batteryCallback_keyguardShowingCharging_verifyChargeAnimation() = runBlocking(IMMEDIATE) {
         val batteryCaptor = argumentCaptor<BatteryController.BatteryStateChangeCallback>()
         verify(batteryController).addCallback(capture(batteryCaptor))
         val keyguardCaptor = argumentCaptor<KeyguardUpdateMonitorCallback>()
@@ -161,26 +169,21 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun batteryCallback_keyguardShowingCharging_Duplicate_verifyChargeAnimation() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
+    fun batteryCallback_keyguardShowingCharging_Duplicate_verifyChargeAnimation() =
+        runBlocking(IMMEDIATE) {
+            val batteryCaptor = argumentCaptor<BatteryController.BatteryStateChangeCallback>()
+            verify(batteryController).addCallback(capture(batteryCaptor))
+            val keyguardCaptor = argumentCaptor<KeyguardUpdateMonitorCallback>()
+            verify(keyguardUpdateMonitor).registerCallback(capture(keyguardCaptor))
+            keyguardCaptor.value.onKeyguardVisibilityChanged(true)
+            batteryCaptor.value.onBatteryLevelChanged(10, false, true)
+            batteryCaptor.value.onBatteryLevelChanged(10, false, true)
 
-        val batteryCaptor = argumentCaptor<BatteryController.BatteryStateChangeCallback>()
-        verify(batteryController).addCallback(capture(batteryCaptor))
-        val keyguardCaptor = argumentCaptor<KeyguardUpdateMonitorCallback>()
-        verify(keyguardUpdateMonitor).registerCallback(capture(keyguardCaptor))
-        keyguardCaptor.value.onKeyguardVisibilityChanged(true)
-        batteryCaptor.value.onBatteryLevelChanged(10, false, true)
-        batteryCaptor.value.onBatteryLevelChanged(10, false, true)
-
-        verify(animations, times(1)).charge()
-    }
+            verify(animations, times(1)).charge()
+        }
 
     @Test
-    fun batteryCallback_keyguardHiddenCharging_verifyChargeAnimation() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
-
+    fun batteryCallback_keyguardHiddenCharging_verifyChargeAnimation() = runBlocking(IMMEDIATE) {
         val batteryCaptor = argumentCaptor<BatteryController.BatteryStateChangeCallback>()
         verify(batteryController).addCallback(capture(batteryCaptor))
         val keyguardCaptor = argumentCaptor<KeyguardUpdateMonitorCallback>()
@@ -192,25 +195,20 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun batteryCallback_keyguardShowingNotCharging_verifyChargeAnimation() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
+    fun batteryCallback_keyguardShowingNotCharging_verifyChargeAnimation() =
+        runBlocking(IMMEDIATE) {
+            val batteryCaptor = argumentCaptor<BatteryController.BatteryStateChangeCallback>()
+            verify(batteryController).addCallback(capture(batteryCaptor))
+            val keyguardCaptor = argumentCaptor<KeyguardUpdateMonitorCallback>()
+            verify(keyguardUpdateMonitor).registerCallback(capture(keyguardCaptor))
+            keyguardCaptor.value.onKeyguardVisibilityChanged(true)
+            batteryCaptor.value.onBatteryLevelChanged(10, false, false)
 
-        val batteryCaptor = argumentCaptor<BatteryController.BatteryStateChangeCallback>()
-        verify(batteryController).addCallback(capture(batteryCaptor))
-        val keyguardCaptor = argumentCaptor<KeyguardUpdateMonitorCallback>()
-        verify(keyguardUpdateMonitor).registerCallback(capture(keyguardCaptor))
-        keyguardCaptor.value.onKeyguardVisibilityChanged(true)
-        batteryCaptor.value.onBatteryLevelChanged(10, false, false)
-
-        verify(animations, never()).charge()
-    }
+            verify(animations, never()).charge()
+        }
 
     @Test
-    fun localeCallback_verifyClockNotified() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
-
+    fun localeCallback_verifyClockNotified() = runBlocking(IMMEDIATE) {
         val captor = argumentCaptor<BroadcastReceiver>()
         verify(broadcastDispatcher).registerReceiver(
             capture(captor), any(), eq(null), eq(null), anyInt(), eq(null)
@@ -221,10 +219,7 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun keyguardCallback_visibilityChanged_clockDozeCalled() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
-
+    fun keyguardCallback_visibilityChanged_clockDozeCalled() = runBlocking(IMMEDIATE) {
         val captor = argumentCaptor<KeyguardUpdateMonitorCallback>()
         verify(keyguardUpdateMonitor).registerCallback(capture(captor))
 
@@ -236,10 +231,7 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun keyguardCallback_timeFormat_clockNotified() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
-
+    fun keyguardCallback_timeFormat_clockNotified() = runBlocking(IMMEDIATE) {
         val captor = argumentCaptor<KeyguardUpdateMonitorCallback>()
         verify(keyguardUpdateMonitor).registerCallback(capture(captor))
         captor.value.onTimeFormatChanged("12h")
@@ -248,11 +240,8 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun keyguardCallback_timezoneChanged_clockNotified() {
+    fun keyguardCallback_timezoneChanged_clockNotified() = runBlocking(IMMEDIATE) {
         val mockTimeZone = mock<TimeZone>()
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
-
         val captor = argumentCaptor<KeyguardUpdateMonitorCallback>()
         verify(keyguardUpdateMonitor).registerCallback(capture(captor))
         captor.value.onTimeZoneChanged(mockTimeZone)
@@ -261,10 +250,7 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun keyguardCallback_userSwitched_clockNotified() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
-
+    fun keyguardCallback_userSwitched_clockNotified() = runBlocking(IMMEDIATE) {
         val captor = argumentCaptor<KeyguardUpdateMonitorCallback>()
         verify(keyguardUpdateMonitor).registerCallback(capture(captor))
         captor.value.onUserSwitchComplete(10)
@@ -273,25 +259,27 @@ class ClockEventControllerTest : SysuiTestCase() {
     }
 
     @Test
-    fun keyguardCallback_verifyKeyguardChanged() {
-        clockEventController.clock = clock
-        clockEventController.registerListeners()
+    fun keyguardCallback_verifyKeyguardChanged() = runBlocking(IMMEDIATE) {
+        val job = underTest.listenForDozeAmount(this)
+        repository.setDozeAmount(0.4f)
 
-        val captor = argumentCaptor<StatusBarStateController.StateListener>()
-        verify(statusBarStateController).addCallback(capture(captor))
-        captor.value.onDozeAmountChanged(0.4f, 0.6f)
+        yield()
 
         verify(animations).doze(0.4f)
+
+        job.cancel()
     }
 
     @Test
-    fun unregisterListeners_validate() {
-        clockEventController.clock = clock
-        clockEventController.unregisterListeners()
+    fun unregisterListeners_validate() = runBlocking(IMMEDIATE) {
+        underTest.unregisterListeners()
         verify(broadcastDispatcher).unregisterReceiver(any())
         verify(configurationController).removeCallback(any())
         verify(batteryController).removeCallback(any())
         verify(keyguardUpdateMonitor).removeCallback(any())
-        verify(statusBarStateController).removeCallback(any())
+    }
+
+    companion object {
+        private val IMMEDIATE = Dispatchers.Main.immediate
     }
 }
diff --git a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java
index 400caa3a352a4..bb03a47e025c7 100644
--- a/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java
+++ b/packages/SystemUI/tests/src/com/android/keyguard/KeyguardClockSwitchControllerTest.java
@@ -265,6 +265,6 @@ public class KeyguardClockSwitchControllerTest extends SysuiTestCase {
     private void verifyAttachment(VerificationMode times) {
         verify(mClockRegistry, times).registerClockChangeListener(
                 any(ClockRegistry.ClockChangeListener.class));
-        verify(mClockEventController, times).registerListeners();
+        verify(mClockEventController, times).registerListeners(mView);
     }
 }