diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index e3c0a79..3570d56 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -326,6 +326,20 @@
     <!-- Button to stop a screen recording [CHAR LIMIT=35] -->
     <string name="screenrecord_stop_dialog_button">Stop recording</string>
 
+    <!-- Title for a dialog shown to the user that will let them stop sharing their screen to another app on the device [CHAR LIMIT=50] -->
+    <string name="share_to_app_stop_dialog_title">Stop sharing screen?</string>
+    <!-- Text telling a user that they will stop sharing their screen if they click the "Stop sharing" button [CHAR LIMIT=100] -->
+    <string name="share_to_app_stop_dialog_message">You will stop sharing your screen</string>
+    <!-- Button to stop screen sharing [CHAR LIMIT=35] -->
+    <string name="share_to_app_stop_dialog_button">Stop sharing</string>
+
+    <!-- Title for a dialog shown to the user that will let them stop casting their screen to a different device [CHAR LIMIT=50] -->
+    <string name="cast_to_other_device_stop_dialog_title">Stop casting screen?</string>
+    <!-- Text telling a user that they will stop casting their screen to a different device if they click the "Stop casting" button [CHAR LIMIT=100] -->
+    <string name="cast_to_other_device_stop_dialog_message">You will stop casting your screen</string>
+    <!-- Button to stop screen casting to a different device [CHAR LIMIT=35] -->
+    <string name="cast_to_other_device_stop_dialog_button">Stop casting</string>
+
     <!-- Button to close a dialog without doing any action [CHAR LIMIT=20] -->
     <string name="close_dialog_button">Close</string>
 
diff --git a/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepository.kt b/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepository.kt
index 3ecbcae..8a9adc7 100644
--- a/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepository.kt
@@ -64,6 +64,10 @@
         }
     }
 
+    override suspend fun stopProjecting() {
+        withContext(backgroundDispatcher) { mediaProjectionManager.stopActiveProjection() }
+    }
+
     override val mediaProjectionState: Flow<MediaProjectionState> =
         conflatedCallbackFlow {
                 val callback =
diff --git a/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionRepository.kt b/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionRepository.kt
index 21300db..50182d7 100644
--- a/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionRepository.kt
+++ b/packages/SystemUI/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionRepository.kt
@@ -26,6 +26,9 @@
     /** Switches the task that should be projected. */
     suspend fun switchProjectedTask(task: RunningTaskInfo)
 
+    /** Stops the currently active projection. */
+    suspend fun stopProjecting()
+
     /** Represents the current [MediaProjectionState]. */
     val mediaProjectionState: Flow<MediaProjectionState>
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractor.kt b/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractor.kt
index 7cfb1e6..6611434 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractor.kt
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractor.kt
@@ -17,6 +17,8 @@
 package com.android.systemui.statusbar.chips.mediaprojection.domain.interactor
 
 import android.content.pm.PackageManager
+import androidx.annotation.DrawableRes
+import com.android.systemui.animation.DialogTransitionAnimator
 import com.android.systemui.common.shared.model.ContentDescription
 import com.android.systemui.common.shared.model.Icon
 import com.android.systemui.dagger.SysUISingleton
@@ -25,7 +27,11 @@
 import com.android.systemui.mediaprojection.data.repository.MediaProjectionRepository
 import com.android.systemui.res.R
 import com.android.systemui.statusbar.chips.domain.interactor.OngoingActivityChipInteractor
+import com.android.systemui.statusbar.chips.domain.interactor.OngoingActivityChipInteractor.Companion.createDialogLaunchOnClickListener
 import com.android.systemui.statusbar.chips.domain.model.OngoingActivityChipModel
+import com.android.systemui.statusbar.chips.mediaprojection.ui.view.EndCastToOtherDeviceDialogDelegate
+import com.android.systemui.statusbar.chips.mediaprojection.ui.view.EndShareToAppDialogDelegate
+import com.android.systemui.statusbar.phone.SystemUIDialog
 import com.android.systemui.util.Utils
 import com.android.systemui.util.time.SystemClock
 import javax.inject.Inject
@@ -34,6 +40,7 @@
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.launch
 
 /**
  * Interactor for media-projection-related chips in the status bar.
@@ -49,10 +56,12 @@
 class MediaProjectionChipInteractor
 @Inject
 constructor(
-    @Application scope: CoroutineScope,
-    mediaProjectionRepository: MediaProjectionRepository,
+    @Application private val scope: CoroutineScope,
+    private val mediaProjectionRepository: MediaProjectionRepository,
     private val packageManager: PackageManager,
     private val systemClock: SystemClock,
+    private val dialogFactory: SystemUIDialog.Factory,
+    private val dialogTransitionAnimator: DialogTransitionAnimator,
 ) : OngoingActivityChipInteractor {
     override val chip: StateFlow<OngoingActivityChipModel> =
         mediaProjectionRepository.mediaProjectionState
@@ -70,6 +79,11 @@
             }
             .stateIn(scope, SharingStarted.WhileSubscribed(), OngoingActivityChipModel.Hidden)
 
+    /** Stops the currently active projection. */
+    fun stopProjecting() {
+        scope.launch { mediaProjectionRepository.stopProjecting() }
+    }
+
     /**
      * Returns true iff projecting to the given [packageName] means that we're projecting to a
      * *different* device (as opposed to projecting to some application on *this* device).
@@ -87,28 +101,43 @@
         return OngoingActivityChipModel.Shown(
             icon =
                 Icon.Resource(
-                    R.drawable.ic_cast_connected,
+                    CAST_TO_OTHER_DEVICE_ICON,
                     ContentDescription.Resource(R.string.accessibility_casting)
                 ),
             // TODO(b/332662551): Maybe use a MediaProjection API to fetch this time.
-            startTimeMs = systemClock.elapsedRealtime()
-        ) {
-            // TODO(b/332662551): Implement the pause dialog.
-        }
+            startTimeMs = systemClock.elapsedRealtime(),
+            createDialogLaunchOnClickListener(
+                castToOtherDeviceDialogDelegate,
+                dialogTransitionAnimator,
+            ),
+        )
     }
 
+    private val castToOtherDeviceDialogDelegate =
+        EndCastToOtherDeviceDialogDelegate(
+            dialogFactory,
+            this@MediaProjectionChipInteractor,
+        )
+
     private fun createShareToAppChip(): OngoingActivityChipModel.Shown {
         return OngoingActivityChipModel.Shown(
-            icon =
-                Icon.Resource(
-                    // TODO(b/332662551): Use the right icon and content description.
-                    R.drawable.ic_screenshot_share,
-                    contentDescription = null,
-                ),
+            // TODO(b/332662551): Use the right content description.
+            icon = Icon.Resource(SHARE_TO_APP_ICON, contentDescription = null),
             // TODO(b/332662551): Maybe use a MediaProjection API to fetch this time.
-            startTimeMs = systemClock.elapsedRealtime()
-        ) {
-            // TODO(b/332662551): Implement the pause dialog.
-        }
+            startTimeMs = systemClock.elapsedRealtime(),
+            createDialogLaunchOnClickListener(shareToAppDialogDelegate, dialogTransitionAnimator),
+        )
+    }
+
+    private val shareToAppDialogDelegate =
+        EndShareToAppDialogDelegate(
+            dialogFactory,
+            this@MediaProjectionChipInteractor,
+        )
+
+    companion object {
+        // TODO(b/332662551): Use the right icon.
+        @DrawableRes val SHARE_TO_APP_ICON = R.drawable.ic_screenshot_share
+        @DrawableRes val CAST_TO_OTHER_DEVICE_ICON = R.drawable.ic_cast_connected
     }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndCastToOtherDeviceDialogDelegate.kt b/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndCastToOtherDeviceDialogDelegate.kt
new file mode 100644
index 0000000..33cec97
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndCastToOtherDeviceDialogDelegate.kt
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar.chips.mediaprojection.ui.view
+
+import android.os.Bundle
+import com.android.systemui.res.R
+import com.android.systemui.statusbar.chips.mediaprojection.domain.interactor.MediaProjectionChipInteractor
+import com.android.systemui.statusbar.phone.SystemUIDialog
+
+/** A dialog that lets the user stop an ongoing cast-screen-to-other-device event. */
+class EndCastToOtherDeviceDialogDelegate(
+    private val systemUIDialogFactory: SystemUIDialog.Factory,
+    private val interactor: MediaProjectionChipInteractor,
+) : SystemUIDialog.Delegate {
+    override fun createDialog(): SystemUIDialog {
+        return systemUIDialogFactory.create(this)
+    }
+
+    override fun beforeCreate(dialog: SystemUIDialog, savedInstanceState: Bundle?) {
+        with(dialog) {
+            setIcon(MediaProjectionChipInteractor.CAST_TO_OTHER_DEVICE_ICON)
+            setTitle(R.string.cast_to_other_device_stop_dialog_title)
+            // TODO(b/332662551): Use a different message if they're sharing just a single app.
+            setMessage(R.string.cast_to_other_device_stop_dialog_message)
+            // No custom on-click, because the dialog will automatically be dismissed when the
+            // button is clicked anyway.
+            setNegativeButton(R.string.close_dialog_button, /* onClick= */ null)
+            setPositiveButton(R.string.cast_to_other_device_stop_dialog_button) { _, _ ->
+                interactor.stopProjecting()
+            }
+        }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndShareToAppDialogDelegate.kt b/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndShareToAppDialogDelegate.kt
new file mode 100644
index 0000000..3a863b1
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndShareToAppDialogDelegate.kt
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar.chips.mediaprojection.ui.view
+
+import android.os.Bundle
+import com.android.systemui.res.R
+import com.android.systemui.statusbar.chips.mediaprojection.domain.interactor.MediaProjectionChipInteractor
+import com.android.systemui.statusbar.phone.SystemUIDialog
+
+/** A dialog that lets the user stop an ongoing share-screen-to-app event. */
+class EndShareToAppDialogDelegate(
+    private val systemUIDialogFactory: SystemUIDialog.Factory,
+    private val interactor: MediaProjectionChipInteractor,
+) : SystemUIDialog.Delegate {
+    override fun createDialog(): SystemUIDialog {
+        return systemUIDialogFactory.create(this)
+    }
+
+    override fun beforeCreate(dialog: SystemUIDialog, savedInstanceState: Bundle?) {
+        with(dialog) {
+            setIcon(MediaProjectionChipInteractor.SHARE_TO_APP_ICON)
+            setTitle(R.string.share_to_app_stop_dialog_title)
+            // TODO(b/332662551): Use a different message if they're sharing just a single app.
+            setMessage(R.string.share_to_app_stop_dialog_message)
+            // No custom on-click, because the dialog will automatically be dismissed when the
+            // button is clicked anyway.
+            setNegativeButton(R.string.close_dialog_button, /* onClick= */ null)
+            setPositiveButton(R.string.share_to_app_stop_dialog_button) { _, _ ->
+                interactor.stopProjecting()
+            }
+        }
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepositoryTest.kt b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepositoryTest.kt
index 4a5648f..c0d411b 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepositoryTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/data/repository/MediaProjectionManagerRepositoryTest.kt
@@ -36,6 +36,7 @@
 import kotlinx.coroutines.test.runTest
 import org.junit.Test
 import org.junit.runner.RunWith
+import org.mockito.kotlin.verify
 
 @RunWith(AndroidJUnit4::class)
 @SmallTest
@@ -176,4 +177,12 @@
             assertThat((state as MediaProjectionState.Projecting.SingleTask).hostPackage)
                 .isEqualTo("com.media.projection.repository.test")
         }
+
+    @Test
+    fun stopProjecting_invokesManager() =
+        testScope.runTest {
+            repo.stopProjecting()
+
+            verify(fakeMediaProjectionManager.mediaProjectionManager).stopActiveProjection()
+        }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractorTest.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractorTest.kt
index 9009535..a4505a9 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractorTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractorTest.kt
@@ -21,8 +21,10 @@
 import android.content.packageManager
 import android.content.pm.PackageManager
 import android.content.pm.ResolveInfo
+import android.view.View
 import androidx.test.filters.SmallTest
 import com.android.systemui.SysuiTestCase
+import com.android.systemui.animation.mockDialogTransitionAnimator
 import com.android.systemui.common.shared.model.Icon
 import com.android.systemui.coroutines.collectLastValue
 import com.android.systemui.kosmos.Kosmos
@@ -32,16 +34,23 @@
 import com.android.systemui.mediaprojection.taskswitcher.FakeActivityTaskManager.Companion.createTask
 import com.android.systemui.res.R
 import com.android.systemui.statusbar.chips.domain.model.OngoingActivityChipModel
-import com.android.systemui.statusbar.chips.ui.viewmodel.mediaProjectionChipInteractor
+import com.android.systemui.statusbar.chips.mediaprojection.ui.view.EndCastToOtherDeviceDialogDelegate
+import com.android.systemui.statusbar.chips.mediaprojection.ui.view.EndShareToAppDialogDelegate
+import com.android.systemui.statusbar.chips.ui.view.ChipBackgroundContainer
+import com.android.systemui.statusbar.phone.SystemUIDialog
+import com.android.systemui.statusbar.phone.mockSystemUIDialogFactory
 import com.android.systemui.util.time.fakeSystemClock
 import com.google.common.truth.Truth.assertThat
 import kotlin.test.Test
 import kotlinx.coroutines.test.runTest
 import org.junit.Before
+import org.mockito.ArgumentMatchers.anyBoolean
 import org.mockito.ArgumentMatchers.anyInt
 import org.mockito.Mockito.doAnswer
 import org.mockito.kotlin.any
+import org.mockito.kotlin.eq
 import org.mockito.kotlin.mock
+import org.mockito.kotlin.verify
 import org.mockito.kotlin.whenever
 
 @SmallTest
@@ -51,9 +60,28 @@
     private val mediaProjectionRepo = kosmos.fakeMediaProjectionRepository
     private val systemClock = kosmos.fakeSystemClock
 
+    private val mockCastDialog = mock<SystemUIDialog>()
+    private val mockShareDialog = mock<SystemUIDialog>()
+
+    private val chipBackgroundView = mock<ChipBackgroundContainer>()
+    private val chipView =
+        mock<View>().apply {
+            whenever(
+                    this.requireViewById<ChipBackgroundContainer>(
+                        R.id.ongoing_activity_chip_background
+                    )
+                )
+                .thenReturn(chipBackgroundView)
+        }
+
     @Before
     fun setUp() {
         setUpPackageManagerForMediaProjection(kosmos)
+
+        whenever(kosmos.mockSystemUIDialogFactory.create(any<EndCastToOtherDeviceDialogDelegate>()))
+            .thenReturn(mockCastDialog)
+        whenever(kosmos.mockSystemUIDialogFactory.create(any<EndShareToAppDialogDelegate>()))
+            .thenReturn(mockShareDialog)
     }
 
     private val underTest = kosmos.mediaProjectionChipInteractor
@@ -149,6 +177,50 @@
             assertThat((latest as OngoingActivityChipModel.Shown).startTimeMs).isEqualTo(5678)
         }
 
+    @Test
+    fun chip_castToOtherDevice_clickListenerShowsCastDialog() =
+        testScope.runTest {
+            val latest by collectLastValue(underTest.chip)
+            mediaProjectionRepo.mediaProjectionState.value =
+                MediaProjectionState.Projecting.EntireScreen(CAST_TO_OTHER_DEVICES_PACKAGE)
+
+            val clickListener = ((latest as OngoingActivityChipModel.Shown).onClickListener)
+
+            // Dialogs must be created on the main thread
+            context.mainExecutor.execute {
+                clickListener.onClick(chipView)
+                verify(kosmos.mockDialogTransitionAnimator)
+                    .showFromView(
+                        eq(mockCastDialog),
+                        eq(chipBackgroundView),
+                        eq(null),
+                        anyBoolean(),
+                    )
+            }
+        }
+
+    @Test
+    fun chip_shareToApp_clickListenerShowsShareDialog() =
+        testScope.runTest {
+            val latest by collectLastValue(underTest.chip)
+            mediaProjectionRepo.mediaProjectionState.value =
+                MediaProjectionState.Projecting.EntireScreen(NORMAL_PACKAGE)
+
+            val clickListener = ((latest as OngoingActivityChipModel.Shown).onClickListener)
+
+            // Dialogs must be created on the main thread
+            context.mainExecutor.execute {
+                clickListener.onClick(chipView)
+                verify(kosmos.mockDialogTransitionAnimator)
+                    .showFromView(
+                        eq(mockShareDialog),
+                        eq(chipBackgroundView),
+                        eq(null),
+                        anyBoolean(),
+                    )
+            }
+        }
+
     companion object {
         const val CAST_TO_OTHER_DEVICES_PACKAGE = "other.devices.package"
         const val NORMAL_PACKAGE = "some.normal.package"
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndCastToOtherDeviceDialogDelegateTest.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndCastToOtherDeviceDialogDelegateTest.kt
new file mode 100644
index 0000000..9a2f545
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndCastToOtherDeviceDialogDelegateTest.kt
@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar.chips.mediaprojection.ui.view
+
+import android.content.DialogInterface
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.mediaprojection.data.repository.fakeMediaProjectionRepository
+import com.android.systemui.res.R
+import com.android.systemui.statusbar.chips.mediaprojection.domain.interactor.mediaProjectionChipInteractor
+import com.android.systemui.statusbar.phone.SystemUIDialog
+import com.android.systemui.statusbar.phone.mockSystemUIDialogFactory
+import com.google.common.truth.Truth.assertThat
+import kotlin.test.Test
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.runCurrent
+import kotlinx.coroutines.test.runTest
+import org.junit.Before
+import org.mockito.kotlin.argumentCaptor
+import org.mockito.kotlin.eq
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.verify
+import org.mockito.kotlin.whenever
+
+@SmallTest
+@OptIn(ExperimentalCoroutinesApi::class)
+class EndCastToOtherDeviceDialogDelegateTest : SysuiTestCase() {
+    private val kosmos = Kosmos()
+    private val sysuiDialog = mock<SystemUIDialog>()
+    private val sysuiDialogFactory = kosmos.mockSystemUIDialogFactory
+    private val underTest =
+        EndCastToOtherDeviceDialogDelegate(
+            sysuiDialogFactory,
+            kosmos.mediaProjectionChipInteractor,
+        )
+
+    @Before
+    fun setUp() {
+        whenever(sysuiDialogFactory.create(eq(underTest), eq(context))).thenReturn(sysuiDialog)
+    }
+
+    @Test
+    fun icon() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setIcon(R.drawable.ic_cast_connected)
+    }
+
+    @Test
+    fun title() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setTitle(R.string.cast_to_other_device_stop_dialog_title)
+    }
+
+    @Test
+    fun message() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setMessage(R.string.cast_to_other_device_stop_dialog_message)
+    }
+
+    @Test
+    fun negativeButton() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setNegativeButton(R.string.close_dialog_button, null)
+    }
+
+    @Test
+    fun positiveButton() =
+        kosmos.testScope.runTest {
+            underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+            val clickListener = argumentCaptor<DialogInterface.OnClickListener>()
+
+            // Verify the button has the right text
+            verify(sysuiDialog)
+                .setPositiveButton(
+                    eq(R.string.cast_to_other_device_stop_dialog_button),
+                    clickListener.capture()
+                )
+
+            // Verify that clicking the button stops the recording
+            assertThat(kosmos.fakeMediaProjectionRepository.stopProjectingInvoked).isFalse()
+
+            clickListener.firstValue.onClick(mock<DialogInterface>(), 0)
+            runCurrent()
+
+            assertThat(kosmos.fakeMediaProjectionRepository.stopProjectingInvoked).isTrue()
+        }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndShareToAppDialogDelegateTest.kt b/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndShareToAppDialogDelegateTest.kt
new file mode 100644
index 0000000..1d6e866
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/chips/mediaprojection/ui/view/EndShareToAppDialogDelegateTest.kt
@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar.chips.mediaprojection.ui.view
+
+import android.content.DialogInterface
+import androidx.test.filters.SmallTest
+import com.android.systemui.SysuiTestCase
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.testScope
+import com.android.systemui.mediaprojection.data.repository.fakeMediaProjectionRepository
+import com.android.systemui.res.R
+import com.android.systemui.statusbar.chips.mediaprojection.domain.interactor.mediaProjectionChipInteractor
+import com.android.systemui.statusbar.phone.SystemUIDialog
+import com.android.systemui.statusbar.phone.mockSystemUIDialogFactory
+import com.google.common.truth.Truth.assertThat
+import kotlin.test.Test
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.runCurrent
+import kotlinx.coroutines.test.runTest
+import org.junit.Before
+import org.mockito.kotlin.argumentCaptor
+import org.mockito.kotlin.eq
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.verify
+import org.mockito.kotlin.whenever
+
+@SmallTest
+@OptIn(ExperimentalCoroutinesApi::class)
+class EndShareToAppDialogDelegateTest : SysuiTestCase() {
+    private val kosmos = Kosmos()
+    private val sysuiDialog = mock<SystemUIDialog>()
+    private val sysuiDialogFactory = kosmos.mockSystemUIDialogFactory
+    private val underTest =
+        EndShareToAppDialogDelegate(
+            sysuiDialogFactory,
+            kosmos.mediaProjectionChipInteractor,
+        )
+
+    @Before
+    fun setUp() {
+        whenever(sysuiDialogFactory.create(eq(underTest), eq(context))).thenReturn(sysuiDialog)
+    }
+
+    @Test
+    fun icon() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setIcon(R.drawable.ic_screenshot_share)
+    }
+
+    @Test
+    fun title() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setTitle(R.string.share_to_app_stop_dialog_title)
+    }
+
+    @Test
+    fun message() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setMessage(R.string.share_to_app_stop_dialog_message)
+    }
+
+    @Test
+    fun negativeButton() {
+        underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+        verify(sysuiDialog).setNegativeButton(R.string.close_dialog_button, null)
+    }
+
+    @Test
+    fun positiveButton() =
+        kosmos.testScope.runTest {
+            underTest.beforeCreate(sysuiDialog, /* savedInstanceState= */ null)
+
+            val clickListener = argumentCaptor<DialogInterface.OnClickListener>()
+
+            // Verify the button has the right text
+            verify(sysuiDialog)
+                .setPositiveButton(
+                    eq(R.string.share_to_app_stop_dialog_button),
+                    clickListener.capture()
+                )
+
+            // Verify that clicking the button stops the recording
+            assertThat(kosmos.fakeMediaProjectionRepository.stopProjectingInvoked).isFalse()
+
+            clickListener.firstValue.onClick(mock<DialogInterface>(), 0)
+            runCurrent()
+
+            assertThat(kosmos.fakeMediaProjectionRepository.stopProjectingInvoked).isTrue()
+        }
+}
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/mediaprojection/data/repository/FakeMediaProjectionRepository.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/mediaprojection/data/repository/FakeMediaProjectionRepository.kt
index c4365c9..d631f92 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/mediaprojection/data/repository/FakeMediaProjectionRepository.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/mediaprojection/data/repository/FakeMediaProjectionRepository.kt
@@ -25,4 +25,10 @@
 
     override val mediaProjectionState: MutableStateFlow<MediaProjectionState> =
         MutableStateFlow(MediaProjectionState.NotProjecting)
+
+    var stopProjectingInvoked = false
+
+    override suspend fun stopProjecting() {
+        stopProjectingInvoked = true
+    }
 }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractorKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractorKosmos.kt
new file mode 100644
index 0000000..062b448
--- /dev/null
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/chips/mediaprojection/domain/interactor/MediaProjectionChipInteractorKosmos.kt
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.systemui.statusbar.chips.mediaprojection.domain.interactor
+
+import android.content.packageManager
+import com.android.systemui.animation.mockDialogTransitionAnimator
+import com.android.systemui.kosmos.Kosmos
+import com.android.systemui.kosmos.applicationCoroutineScope
+import com.android.systemui.mediaprojection.data.repository.fakeMediaProjectionRepository
+import com.android.systemui.statusbar.phone.mockSystemUIDialogFactory
+import com.android.systemui.util.time.fakeSystemClock
+
+val Kosmos.mediaProjectionChipInteractor: MediaProjectionChipInteractor by
+    Kosmos.Fixture {
+        MediaProjectionChipInteractor(
+            scope = applicationCoroutineScope,
+            mediaProjectionRepository = fakeMediaProjectionRepository,
+            packageManager = packageManager,
+            systemClock = fakeSystemClock,
+            dialogFactory = mockSystemUIDialogFactory,
+            dialogTransitionAnimator = mockDialogTransitionAnimator,
+        )
+    }
diff --git a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/chips/ui/viewmodel/OngoingActivityChipsViewModelKosmos.kt b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/chips/ui/viewmodel/OngoingActivityChipsViewModelKosmos.kt
index 19c3ab1..51ec540 100644
--- a/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/chips/ui/viewmodel/OngoingActivityChipsViewModelKosmos.kt
+++ b/packages/SystemUI/tests/utils/src/com/android/systemui/statusbar/chips/ui/viewmodel/OngoingActivityChipsViewModelKosmos.kt
@@ -16,14 +16,12 @@
 
 package com.android.systemui.statusbar.chips.ui.viewmodel
 
-import android.content.packageManager
 import com.android.systemui.animation.mockDialogTransitionAnimator
 import com.android.systemui.kosmos.Kosmos
 import com.android.systemui.kosmos.applicationCoroutineScope
 import com.android.systemui.kosmos.testScope
-import com.android.systemui.mediaprojection.data.repository.fakeMediaProjectionRepository
 import com.android.systemui.screenrecord.data.repository.screenRecordRepository
-import com.android.systemui.statusbar.chips.mediaprojection.domain.interactor.MediaProjectionChipInteractor
+import com.android.systemui.statusbar.chips.mediaprojection.domain.interactor.mediaProjectionChipInteractor
 import com.android.systemui.statusbar.chips.screenrecord.domain.interactor.ScreenRecordChipInteractor
 import com.android.systemui.statusbar.phone.mockSystemUIDialogFactory
 import com.android.systemui.util.time.fakeSystemClock
@@ -39,16 +37,6 @@
         )
     }
 
-val Kosmos.mediaProjectionChipInteractor: MediaProjectionChipInteractor by
-    Kosmos.Fixture {
-        MediaProjectionChipInteractor(
-            scope = applicationCoroutineScope,
-            mediaProjectionRepository = fakeMediaProjectionRepository,
-            packageManager = packageManager,
-            systemClock = fakeSystemClock,
-        )
-    }
-
 val Kosmos.callChipInteractor: FakeCallChipInteractor by Kosmos.Fixture { FakeCallChipInteractor() }
 
 val Kosmos.ongoingActivityChipsViewModel: OngoingActivityChipsViewModel by