diff --git a/packages/SystemUI/plugin/Android.mk b/packages/SystemUI/plugin/Android.mk
index 86527db878c63..05ee6b23c4b72 100644
--- a/packages/SystemUI/plugin/Android.mk
+++ b/packages/SystemUI/plugin/Android.mk
@@ -27,3 +27,13 @@ LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
 LOCAL_JAR_EXCLUDE_FILES := none
 
 include $(BUILD_STATIC_JAVA_LIBRARY)
+
+include $(CLEAR_VARS)
+
+# Dummy to generate .toc files.
+LOCAL_PACKAGE_NAME := PluginDummyLib
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_JAVA_LIBRARIES := SystemUIPluginLib
+
+include $(BUILD_PACKAGE)
diff --git a/packages/SystemUI/plugin/ExamplePlugin/src/com/android/systemui/plugin/testoverlayplugin/SampleOverlayPlugin.java b/packages/SystemUI/plugin/ExamplePlugin/src/com/android/systemui/plugin/testoverlayplugin/SampleOverlayPlugin.java
index a2f84dc7af2a4..13fc76c5da495 100644
--- a/packages/SystemUI/plugin/ExamplePlugin/src/com/android/systemui/plugin/testoverlayplugin/SampleOverlayPlugin.java
+++ b/packages/SystemUI/plugin/ExamplePlugin/src/com/android/systemui/plugin/testoverlayplugin/SampleOverlayPlugin.java
@@ -15,11 +15,14 @@
 package com.android.systemui.plugin.testoverlayplugin;
 
 import android.content.Context;
+import android.graphics.Rect;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 
+import android.view.ViewTreeObserver.InternalInsetsInfo;
+import android.view.ViewTreeObserver.OnComputeInternalInsetsListener;
 import com.android.systemui.plugins.OverlayPlugin;
 
 public class SampleOverlayPlugin implements OverlayPlugin {
@@ -28,6 +31,9 @@ public class SampleOverlayPlugin implements OverlayPlugin {
 
     private View mStatusBarView;
     private View mNavBarView;
+    private boolean mInputSetup;
+    private boolean mCollapseDesired;
+    private float mStatusBarHeight;
 
     @Override
     public int getVersion() {
@@ -43,6 +49,10 @@ public class SampleOverlayPlugin implements OverlayPlugin {
 
     @Override
     public void onDestroy() {
+        if (mInputSetup) {
+            mStatusBarView.getViewTreeObserver().removeOnComputeInternalInsetsListener(
+                    onComputeInternalInsetsListener);
+        }
         Log.d(TAG, "onDestroy");
         if (mStatusBarView != null) {
             mStatusBarView.post(
@@ -57,6 +67,9 @@ public class SampleOverlayPlugin implements OverlayPlugin {
     public void setup(View statusBar, View navBar) {
         Log.d(TAG, "Setup");
 
+        int id = mPluginContext.getResources().getIdentifier("status_bar_height", "dimen",
+                "android");
+        mStatusBarHeight = mPluginContext.getResources().getDimension(id);
         if (statusBar instanceof ViewGroup) {
             mStatusBarView = LayoutInflater.from(mPluginContext)
                     .inflate(R.layout.colored_overlay, (ViewGroup) statusBar, false);
@@ -68,4 +81,28 @@ public class SampleOverlayPlugin implements OverlayPlugin {
             ((ViewGroup) navBar).addView(mNavBarView);
         }
     }
+
+    @Override
+    public void setCollapseDesired(boolean collapseDesired) {
+        mCollapseDesired = collapseDesired;
+    }
+
+    @Override
+    public boolean holdStatusBarOpen() {
+        if (!mInputSetup) {
+            mInputSetup = true;
+            mStatusBarView.getViewTreeObserver().addOnComputeInternalInsetsListener(
+                    onComputeInternalInsetsListener);
+        }
+        return true;
+    }
+
+    final OnComputeInternalInsetsListener onComputeInternalInsetsListener = inoutInfo -> {
+        inoutInfo.setTouchableInsets(InternalInsetsInfo.TOUCHABLE_INSETS_REGION);
+        if (mCollapseDesired) {
+            inoutInfo.touchableRegion.set(new Rect(0, 0, 50000, (int) mStatusBarHeight));
+        } else {
+            inoutInfo.touchableRegion.set(new Rect(0, 0, 50000, 50000));
+        }
+    };
 }
diff --git a/packages/SystemUI/plugin/src/com/android/systemui/plugins/OverlayPlugin.java b/packages/SystemUI/plugin/src/com/android/systemui/plugins/OverlayPlugin.java
index 91a260435eaa9..f5074f75b7a49 100644
--- a/packages/SystemUI/plugin/src/com/android/systemui/plugins/OverlayPlugin.java
+++ b/packages/SystemUI/plugin/src/com/android/systemui/plugins/OverlayPlugin.java
@@ -21,4 +21,14 @@ public interface OverlayPlugin extends Plugin {
     int VERSION = 1;
 
     void setup(View statusBar, View navBar);
+
+    default boolean holdStatusBarOpen() {
+        return false;
+    }
+
+    /**
+     * Only called if the plugin has returned true to holdStatusBarOpen().
+     */
+    default void setCollapseDesired(boolean collapseDesired) {
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/Dependency.java b/packages/SystemUI/src/com/android/systemui/Dependency.java
index e1f3176d808e6..7066a1b7ca255 100644
--- a/packages/SystemUI/src/com/android/systemui/Dependency.java
+++ b/packages/SystemUI/src/com/android/systemui/Dependency.java
@@ -27,6 +27,7 @@ import com.android.systemui.assist.AssistManager;
 import com.android.systemui.plugins.PluginManager;
 import com.android.systemui.statusbar.phone.ManagedProfileController;
 import com.android.systemui.statusbar.phone.ManagedProfileControllerImpl;
+import com.android.systemui.statusbar.phone.StatusBarWindowManager;
 import com.android.systemui.statusbar.policy.AccessibilityController;
 import com.android.systemui.statusbar.policy.BatteryController;
 import com.android.systemui.statusbar.policy.BatteryControllerImpl;
@@ -183,6 +184,9 @@ public class Dependency extends SystemUI {
         mProviders.put(TunerService.class.getName(), () ->
                 new TunerService(mContext));
 
+        mProviders.put(StatusBarWindowManager.class.getName(), () ->
+                new StatusBarWindowManager(mContext));
+
         // Put all dependencies above here so the factory can override them if it wants.
         SystemUIFactory.getInstance().injectDependencies(mProviders, mContext);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
index 27070edc73e59..e5bda7edfc589 100644
--- a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
+++ b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
@@ -27,6 +27,7 @@ import android.content.res.Configuration;
 import android.os.Process;
 import android.os.SystemProperties;
 import android.os.UserHandle;
+import android.util.ArraySet;
 import android.util.Log;
 
 import com.android.systemui.fragments.FragmentService;
@@ -43,6 +44,7 @@ import com.android.systemui.shortcut.ShortcutKeyDispatcher;
 import com.android.systemui.stackdivider.Divider;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.phone.StatusBar;
+import com.android.systemui.statusbar.phone.StatusBarWindowManager;
 import com.android.systemui.tuner.TunerService;
 import com.android.systemui.usb.StorageNotification;
 import com.android.systemui.util.NotificationChannels;
@@ -149,7 +151,6 @@ public class SystemUIApplication extends Application implements SysUiServiceProv
      * Makes sure that all the SystemUI services are running. If they are already running, this is a
      * no-op. This is needed to conditinally start all the services, as we only need to have it in
      * the main process.
-     *
      * <p>This method must only be called from the main thread.</p>
      */
     public void startServicesIfNeeded() {
@@ -160,7 +161,6 @@ public class SystemUIApplication extends Application implements SysUiServiceProv
      * Ensures that all the Secondary user SystemUI services are running. If they are already
      * running, this is a no-op. This is needed to conditinally start all the services, as we only
      * need to have it in the main process.
-     *
      * <p>This method must only be called from the main thread.</p>
      */
     void startSecondaryUserServicesIfNeeded() {
@@ -184,7 +184,7 @@ public class SystemUIApplication extends Application implements SysUiServiceProv
         Log.v(TAG, "Starting SystemUI services for user " +
                 Process.myUserHandle().getIdentifier() + ".");
         final int N = services.length;
-        for (int i=0; i<N; i++) {
+        for (int i = 0; i < N; i++) {
             Class<?> cl = services[i];
             if (DEBUG) Log.d(TAG, "loading: " + cl);
             try {
@@ -207,15 +207,34 @@ public class SystemUIApplication extends Application implements SysUiServiceProv
         }
         Dependency.get(PluginManager.class).addPluginListener(OverlayPlugin.ACTION,
                 new PluginListener<OverlayPlugin>() {
-            @Override
-            public void onPluginConnected(OverlayPlugin plugin, Context pluginContext) {
-                StatusBar statusBar = getComponent(StatusBar.class);
-                if (statusBar != null) {
-                    plugin.setup(statusBar.getStatusBarWindow(),
-                            statusBar.getNavigationBarView());
-                }
-            }
-        }, OverlayPlugin.VERSION, true /* Allow multiple plugins */);
+                    private ArraySet<OverlayPlugin> mOverlays;
+
+                    @Override
+                    public void onPluginConnected(OverlayPlugin plugin, Context pluginContext) {
+                        StatusBar statusBar = getComponent(StatusBar.class);
+                        if (statusBar != null) {
+                            plugin.setup(statusBar.getStatusBarWindow(),
+                                    statusBar.getNavigationBarView());
+                        }
+                        // Lazy init.
+                        if (mOverlays == null) mOverlays = new ArraySet<>();
+                        if (plugin.holdStatusBarOpen()) {
+                            mOverlays.add(plugin);
+                            Dependency.get(StatusBarWindowManager.class).setStateListener(b ->
+                                    mOverlays.forEach(o -> o.setCollapseDesired(b)));
+                            Dependency.get(StatusBarWindowManager.class).setForcePluginOpen(
+                                    mOverlays.size() != 0);
+
+                        }
+                    }
+
+                    @Override
+                    public void onPluginDisconnected(OverlayPlugin plugin) {
+                        mOverlays.remove(plugin);
+                        Dependency.get(StatusBarWindowManager.class).setForcePluginOpen(
+                                mOverlays.size() != 0);
+                    }
+                }, OverlayPlugin.VERSION, true /* Allow multiple plugins */);
 
         mServicesStarted = true;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index 99c8c6bacc62f..cbe822f2205dc 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -1956,11 +1956,11 @@ public class KeyguardViewMediator extends SystemUI {
     }
 
     public StatusBarKeyguardViewManager registerStatusBar(StatusBar statusBar,
-            ViewGroup container, StatusBarWindowManager statusBarWindowManager,
+            ViewGroup container,
             ScrimController scrimController,
             FingerprintUnlockController fingerprintUnlockController) {
         mStatusBarKeyguardViewManager.registerStatusBar(statusBar, container,
-                statusBarWindowManager, scrimController, fingerprintUnlockController,
+                scrimController, fingerprintUnlockController,
                 mDismissCallbackRegistry);
         return mStatusBarKeyguardViewManager;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/RemoteInputController.java b/packages/SystemUI/src/com/android/systemui/statusbar/RemoteInputController.java
index 66cc15d7cc8f5..7f28c4c2e7a43 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/RemoteInputController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/RemoteInputController.java
@@ -17,6 +17,7 @@
 package com.android.systemui.statusbar;
 
 import com.android.internal.util.Preconditions;
+import com.android.systemui.Dependency;
 import com.android.systemui.statusbar.phone.StatusBarWindowManager;
 import com.android.systemui.statusbar.policy.HeadsUpManager;
 import com.android.systemui.statusbar.policy.RemoteInputView;
@@ -39,8 +40,8 @@ public class RemoteInputController {
     private final ArrayList<Callback> mCallbacks = new ArrayList<>(3);
     private final HeadsUpManager mHeadsUpManager;
 
-    public RemoteInputController(StatusBarWindowManager sbwm, HeadsUpManager headsUpManager) {
-        addCallback(sbwm);
+    public RemoteInputController(HeadsUpManager headsUpManager) {
+        addCallback(Dependency.get(StatusBarWindowManager.class));
         mHeadsUpManager = headsUpManager;
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
index 0773108b3d600..2bb3cbc31cebb 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
@@ -27,6 +27,7 @@ import com.android.keyguard.KeyguardConstants;
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.keyguard.LatencyTracker;
+import com.android.systemui.Dependency;
 import com.android.systemui.keyguard.KeyguardViewMediator;
 
 /**
@@ -101,7 +102,6 @@ public class FingerprintUnlockController extends KeyguardUpdateMonitorCallback {
     private int mPendingAuthenticatedUserId = -1;
 
     public FingerprintUnlockController(Context context,
-            StatusBarWindowManager statusBarWindowManager,
             DozeScrimController dozeScrimController,
             KeyguardViewMediator keyguardViewMediator,
             ScrimController scrimController,
@@ -111,7 +111,7 @@ public class FingerprintUnlockController extends KeyguardUpdateMonitorCallback {
         mPowerManager = context.getSystemService(PowerManager.class);
         mUpdateMonitor = KeyguardUpdateMonitor.getInstance(context);
         mUpdateMonitor.registerCallback(this);
-        mStatusBarWindowManager = statusBarWindowManager;
+        mStatusBarWindowManager = Dependency.get(StatusBarWindowManager.class);
         mDozeScrimController = dozeScrimController;
         mKeyguardViewMediator = keyguardViewMediator;
         mScrimController = scrimController;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index bffa14fb2296f..60503e767605f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -1434,10 +1434,10 @@ public class StatusBar extends SystemUI implements DemoMode,
         Trace.beginSection("StatusBar#startKeyguard");
         KeyguardViewMediator keyguardViewMediator = getComponent(KeyguardViewMediator.class);
         mFingerprintUnlockController = new FingerprintUnlockController(mContext,
-                mStatusBarWindowManager, mDozeScrimController, keyguardViewMediator,
+                mDozeScrimController, keyguardViewMediator,
                 mScrimController, this, UnlockMethodCache.getInstance(mContext));
         mStatusBarKeyguardViewManager = keyguardViewMediator.registerStatusBar(this,
-                getBouncerContainer(), mStatusBarWindowManager, mScrimController,
+                getBouncerContainer(), mScrimController,
                 mFingerprintUnlockController);
         mKeyguardIndicationController.setStatusBarKeyguardViewManager(
                 mStatusBarKeyguardViewManager);
@@ -3384,9 +3384,6 @@ public class StatusBar extends SystemUI implements DemoMode,
             pw.print("  status bar gestures: ");
             mGestureRec.dump(fd, pw, args);
         }
-        if (mStatusBarWindowManager != null) {
-            mStatusBarWindowManager.dump(fd, pw, args);
-        }
 
         if (mHeadsUpManager != null) {
             mHeadsUpManager.dump(fd, pw, args);
@@ -3425,9 +3422,8 @@ public class StatusBar extends SystemUI implements DemoMode,
 
     private void addStatusBarWindow() {
         makeStatusBarView();
-        mStatusBarWindowManager = new StatusBarWindowManager(mContext);
-        mRemoteInputController = new RemoteInputController(mStatusBarWindowManager,
-                mHeadsUpManager);
+        mStatusBarWindowManager = Dependency.get(StatusBarWindowManager.class);
+        mRemoteInputController = new RemoteInputController(mHeadsUpManager);
         mStatusBarWindowManager.add(mStatusBarWindow, getStatusBarHeight());
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
index 8d5d890b07adf..2a69c1e663bbc 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java
@@ -32,6 +32,7 @@ import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.ViewMediatorCallback;
 import com.android.systemui.DejankUtils;
 import com.android.keyguard.LatencyTracker;
+import com.android.systemui.Dependency;
 import com.android.systemui.SystemUIFactory;
 import com.android.systemui.keyguard.DismissCallbackRegistry;
 import com.android.systemui.statusbar.CommandQueue;
@@ -67,6 +68,7 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
     private static String TAG = "StatusBarKeyguardViewManager";
 
     protected final Context mContext;
+    private final StatusBarWindowManager mStatusBarWindowManager;
 
     protected LockPatternUtils mLockPatternUtils;
     protected ViewMediatorCallback mViewMediatorCallback;
@@ -75,7 +77,6 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
     private FingerprintUnlockController mFingerprintUnlockController;
 
     private ViewGroup mContainer;
-    private StatusBarWindowManager mStatusBarWindowManager;
 
     private boolean mDeviceInteractive = false;
     private boolean mScreenTurnedOn;
@@ -101,16 +102,16 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
         mContext = context;
         mViewMediatorCallback = callback;
         mLockPatternUtils = lockPatternUtils;
+        mStatusBarWindowManager = Dependency.get(StatusBarWindowManager.class);
     }
 
     public void registerStatusBar(StatusBar statusBar,
-            ViewGroup container, StatusBarWindowManager statusBarWindowManager,
+            ViewGroup container,
             ScrimController scrimController,
             FingerprintUnlockController fingerprintUnlockController,
             DismissCallbackRegistry dismissCallbackRegistry) {
         mStatusBar = statusBar;
         mContainer = container;
-        mStatusBarWindowManager = statusBarWindowManager;
         mScrimController = scrimController;
         mFingerprintUnlockController = fingerprintUnlockController;
         mBouncer = SystemUIFactory.getInstance().createKeyguardBouncer(mContext,
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowManager.java
index 16999b2f454f9..deb0070ccbc01 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowManager.java
@@ -32,6 +32,7 @@ import android.view.ViewGroup;
 import android.view.WindowManager;
 
 import com.android.keyguard.R;
+import com.android.systemui.Dumpable;
 import com.android.systemui.keyguard.KeyguardViewMediator;
 import com.android.systemui.statusbar.RemoteInputController;
 import com.android.systemui.statusbar.StatusBarState;
@@ -43,7 +44,7 @@ import java.lang.reflect.Field;
 /**
  * Encapsulates all logic for the status bar window state management.
  */
-public class StatusBarWindowManager implements RemoteInputController.Callback {
+public class StatusBarWindowManager implements RemoteInputController.Callback, Dumpable {
 
     private static final String TAG = "StatusBarWindowManager";
 
@@ -59,6 +60,7 @@ public class StatusBarWindowManager implements RemoteInputController.Callback {
     private final boolean mKeyguardScreenRotation;
     private final float mScreenBrightnessDoze;
     private final State mCurrentState = new State();
+    private OtherwisedCollapsedListener mListener;
 
     public StatusBarWindowManager(Context context) {
         mContext = context;
@@ -154,6 +156,10 @@ public class StatusBarWindowManager implements RemoteInputController.Callback {
 
     private void applyHeight(State state) {
         boolean expanded = isExpanded(state);
+        if (state.forcePluginOpen) {
+            mListener.setWouldOtherwiseCollapse(expanded);
+            expanded = true;
+        }
         if (expanded) {
             mLpChanged.height = ViewGroup.LayoutParams.MATCH_PARENT;
         } else {
@@ -356,6 +362,15 @@ public class StatusBarWindowManager implements RemoteInputController.Callback {
         apply(mCurrentState);
     }
 
+    public void setForcePluginOpen(boolean forcePluginOpen) {
+        mCurrentState.forcePluginOpen = forcePluginOpen;
+        apply(mCurrentState);
+    }
+
+    public void setStateListener(OtherwisedCollapsedListener listener) {
+        mListener = listener;
+    }
+
     public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
         pw.println("StatusBarWindowManager state:");
         pw.println(mCurrentState);
@@ -388,6 +403,7 @@ public class StatusBarWindowManager implements RemoteInputController.Callback {
         int statusBarState;
 
         boolean remoteInputActive;
+        boolean forcePluginOpen;
 
         private boolean isKeyguardShowingAndNotOccluded() {
             return keyguardShowing && !keyguardOccluded;
@@ -419,4 +435,13 @@ public class StatusBarWindowManager implements RemoteInputController.Callback {
             return result.toString();
         }
     }
+
+    /**
+     * Custom listener to pipe data back to plugins about whether or not the status bar would be
+     * collapsed if not for the plugin.
+     * TODO: Find cleaner way to do this.
+     */
+    public interface OtherwisedCollapsedListener {
+        void setWouldOtherwiseCollapse(boolean otherwiseCollapse);
+    }
 }