Patches for crashes in Android Q, R and S (#3728)

* Initial Patches for to support Q,R and S - TODO create Widget Factory Holder * Remove tracing * Fixed Resources$NotFoundException Lawnchair (Debug) bug report 15-Nov-2023 2:32:03 pm version: 13 Dev (#2291) (13) commit: c5bed50 build.brand: samsung build.device: m30s build.display: RP1A.200720.012.M307FXXS4CWC2 build.fingerprint: samsung/m30sdd/m30s:11/RP1A.200720.012/M307FXXS4CWC2:user/release-keys build.hardware: exynos9611 build.id: RP1A.200720.012 build.manufacturer: samsung build.model: SM-M307F build.product: m30sdd build.type: user version.codename: REL version.incremental: M307FXXS4CWC2 version.release: 11 version.sdk_int: 30 display.density_dpi: 420 isRecentsEnabled: false error: Uncaught exception android.view.InflateException: Binary XML file line #27 in app.lawnchair.debug:layout/task_desktop: Resource ID #0x106002f Caused by: android.content.res.Resources$NotFoundException: Resource ID #0x106002f at android.content.res.ResourcesImpl.getValue(ResourcesImpl.java:255) at android.content.res.Resources.getColor(Resources.java:1169) at com.android.quickstep.views.DesktopTaskView.onFinishInflate(DesktopTaskView.java:124) at android.view.LayoutInflater.rInflate(LayoutInflater.java:1134) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:1082) at android.view.LayoutInflater.inflate(LayoutInflater.java:680) at android.view.LayoutInflater.inflate(LayoutInflater.java:532) at com.android.launcher3.util.ViewPool.inflateNewView(ViewPool.java:106) at com.android.launcher3.util.ViewPool.lambda$initPool$1(ViewPool.java:69) at com.android.launcher3.util.ViewPool.$r8$lambda$wSRnQcMZiOmM7xwf4gm88rNehhg(ViewPool.java:0) at com.android.launcher3.util.ViewPool$$ExternalSyntheticLambda1.run(R8$$SyntheticClass:0) at java.lang.Thread.run(Thread.java:923) * Fix java.lang.NoClassDefFoundError OnBackInvokedCallback$Stub java.lang.NoClassDefFoundError: Failed resolution of: Landroid/window/IOnBackInvokedCallback$Stub; at com.android.launcher3.QuickstepTransitionManager.<init>(QuickstepTransitionManager.java:265) at com.android.launcher3.uioverrides.QuickstepLauncher.buildAppTransitionManager(QuickstepLauncher.java:302) at com.android.launcher3.uioverrides.QuickstepLauncher.setupViews(QuickstepLauncher.java:236) at app.lawnchair.LawnchairLauncher.setupViews(LawnchairLauncher.kt:244) at com.android.launcher3.Launcher.onCreate(Launcher.java:518) at com.android.launcher3.uioverrides.QuickstepLauncher.onCreate(QuickstepLauncher.java:527) at app.lawnchair.LawnchairLauncher.onCreate(LawnchairLauncher.kt:186) at android.app.Activity.performCreate(Activity.java:8057) at android.app.Activity.performCreate(Activity.java:8037) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1341) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3688) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3864) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:103) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2253) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loopOnce(Looper.java:201) at android.os.Looper.loop(Looper.java:288) at android.app.ActivityThread.main(ActivityThread.java:7870) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003) Caused by: java.lang.ClassNotFoundException: Didn't find class "android.window.IOnBackInvokedCallback$Stub" on path: DexPathList[[zip file "/data/app/~~xd_Rtvu8nzsZdmkjP4cE7A==/app.lawnchair.debug-LCjip_oNAIceiLCO_DoA3g==/base.apk"],nativeLibraryDirectories=[/data/app/~~xd_Rtvu8nzsZdmkjP4cE7A==/app.lawnchair.debug-LCjip_oNAIceiLCO_DoA3g==/lib/arm64, /data/app/~~xd_Rtvu8nzsZdmkjP4cE7A==/app.lawnchair.debug-LCjip_oNAIceiLCO_DoA3g==/base.apk!/lib/arm64-v8a, /system/lib64, /system/system_ext/lib64, /system/product/lib64]] at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:218) at java.lang.ClassLoader.loadClass(ClassLoader.java:379) at java.lang.ClassLoader.loadClass(ClassLoader.java:312) at com.android.launcher3.QuickstepTransitionManager.<init>(QuickstepTransitionManager.java:265) at com.android.launcher3.uioverrides.QuickstepLauncher.buildAppTransitionManager(QuickstepLauncher.java:302) at com.android.launcher3.uioverrides.QuickstepLauncher.setupViews(QuickstepLauncher.java:236) at app.lawnchair.LawnchairLauncher.setupViews(LawnchairLauncher.kt:244) at com.android.launcher3.Launcher.onCreate(Launcher.java:518) at com.android.launcher3.uioverrides.QuickstepLauncher.onCreate(QuickstepLauncher.java:527) at app.lawnchair.LawnchairLauncher.onCreate(LawnchairLauncher.kt:186) at android.app.Activity.performCreate(Activity.java:8057) at android.app.Activity.performCreate(Activity.java:8037) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1341) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3688) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3864) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:103) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2253) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loopOnce(Looper.java:201) at android.os.Looper.loop(Looper.java:288) at android.app.ActivityThread.main(ActivityThread.java:7870) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:548) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003) * Clean up and add our own window manager proxy - Add our own LawnchairWindowManagerProxy based on SystemWindowManagerProxy to reduce conflict when merging aosp * Keep androidx.core.app.CoreComponentFactory java.lang.ClassNotFoundException: Didn't find class "androidx.core.app.CoreComponentFactory" on path: DexPathList[[],nativeLibraryDirectories=[/data/app/app.lawnchair.debug- * Fix crash on LauncherPreviewRenderer on A10 FATAL EXCEPTION: main Process: app.lawnchair.debug, PID: 8873 java.lang.NoSuchMethodError: No interface method getCurrentWindowMetrics()Landroid/view/WindowMetrics; in class Landroid/view/WindowManager; or its super classes (declaration of 'android.view.WindowManager' appears in /system/framework/framework.jar!classes3.dex) at com.android.launcher3.graphics.LauncherPreviewRenderer.<init>(LauncherPreviewRenderer.java:246) at app.lawnchair.views.LauncherPreviewView.renderView(LauncherPreviewView.kt:138) at app.lawnchair.views.LauncherPreviewView.loadModelData$lambda$3$lambda$2(LauncherPreviewView.kt:109) at app.lawnchair.views.LauncherPreviewView.$r8$lambda$cYc0chie-2LAfMVJGiDN9mdIeDA(Unknown Source:0) at app.lawnchair.views.LauncherPreviewView$$ExternalSyntheticLambda1.run(Unknown Source:6) at android.os.Handler.handleCallback(Handler.java:883) at android.os.Handler.dispatchMessage(Handler.java:100) at android.os.Looper.loop(Looper.java:214) at android.app.ActivityThread.main(ActivityThread.java:7356) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:940) * Add our own LawnchairWidgetHolder * Reformat * improved readability * Pass spotless * Fix Resources$NotFoundException Lawnchair (Debug) bug report 19 Nov 2023 12:06:33 pm version: 13 Dev (#2327) (13) commit: 9683178 build.brand: Teclast build.device: T40Pro_2022_EEA build.display: V1.02_20230826 build.fingerprint: Teclast/T40Pro_2022_EEA/T40Pro_2022_EEA:12/SP1A.210812.016/221010:user/release-keys build.hardware: ums9230_1h10 build.id: SP1A.210812.016 build.manufacturer: Teclast build.model: T40 Pro_EEA build.product: T40Pro_2022_EEA build.type: user version.codename: REL version.incremental: 221010 version.release: 12 version.sdk_int: 31 display.density_dpi: 280 isRecentsEnabled: false error: Uncaught exception java.lang.RuntimeException: Unable to start activity ComponentInfo{app.lawnchair.debug/app.lawnchair.LawnchairLauncher}: android.content.res.Resources$NotFoundException: Resource ID #0x7f0700b8 type #0x5 is not valid at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3683) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3840) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:105) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:136) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:96) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2252) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loopOnce(Looper.java:201) at android.os.Looper.loop(Looper.java:288) at android.app.ActivityThread.main(ActivityThread.java:7941) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:553) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1003) Caused by: android.content.res.Resources$NotFoundException: Resource ID #0x7f0700b8 type #0x5 is not valid at android.content.res.Resources.getFloat(Resources.java:1224) at com.android.launcher3.DeviceProfile.(DeviceProfile.java:397) at com.android.launcher3.DeviceProfile$Builder.build(DeviceProfile.java:1938) at com.android.launcher3.InvariantDeviceProfile.initGrid(InvariantDeviceProfile.java:441) at com.android.launcher3.InvariantDeviceProfile.initGrid(InvariantDeviceProfile.java:339) at com.android.launcher3.InvariantDeviceProfile.initGrid(InvariantDeviceProfile.java:353) at com.android.launcher3.InvariantDeviceProfile.(InvariantDeviceProfile.java:213) at com.android.launcher3.InvariantDeviceProfile.$r8$lambda$DNcXzmawjoq65q3wgQi9M48DryY(Unknown Source:2) at com.android.launcher3.InvariantDeviceProfile$$ExternalSyntheticLambda4.get(Unknown Source:0) at com.android.launcher3.util.MainThreadInitializedObject.lambda$get$0(MainThreadInitializedObject.java:60) at com.android.launcher3.util.MainThreadInitializedObject.$r8$lambda$xtvr3aByNYHC2nsBQ97HC1SKg4A(Unknown Source:0) at com.android.launcher3.util.MainThreadInitializedObject$$ExternalSyntheticLambda0.get(Unknown Source:4) at com.android.launcher3.util.TraceHelper.allowIpcs(TraceHelper.java:84) at com.android.launcher3.util.MainThreadInitializedObject.get(MainThreadInitializedObject.java:59) at com.android.launcher3.LauncherAppState.(LauncherAppState.java:166) at com.android.launcher3.LauncherAppState.(LauncherAppState.java:109) at com.android.launcher3.LauncherAppState$$ExternalSyntheticLambda12.get(Unknown Source:2) at com.android.launcher3.util.MainThreadInitializedObject.lambda$get$0(MainThreadInitializedObject.java:60) at com.android.launcher3.util.MainThreadInitializedObject.$r8$lambda$xtvr3aByNYHC2nsBQ97HC1SKg4A(Unknown Source:0) at com.android.launcher3.util.MainThreadInitializedObject$$ExternalSyntheticLambda0.get(Unknown Source:4) at com.android.launcher3.util.TraceHelper.allowIpcs(TraceHelper.java:84) at com.android.launcher3.util.MainThreadInitializedObject.get(MainThreadInitializedObject.java:59) at com.android.launcher3.LauncherAppState.getInstance(LauncherAppState.java:97) at com.android.launcher3.Launcher.onCreate(Launcher.java:492) at com.android.launcher3.uioverrides.QuickstepLauncher.onCreate(QuickstepLauncher.java:527) at app.lawnchair.LawnchairLauncher.onCreate(LawnchairLauncher.kt:205) at android.app.Activity.performCreate(Activity.java:8060) at android.app.Activity.performCreate(Activity.java:8040) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1329) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3653) ... 12 more * Keep InputMethodService.canImeRenderGesturalNavButtons --------- Co-authored-by: Goooler <wangzongler@gmail.com>
2023-11-20 14:46:36 +08:00
parent d1fa0c3022
commit e994660cb0
19 changed files with 205 additions and 51 deletions
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="system_accent1_100">@android:color/transparent</color>
+    <color name="accent_primary_device_default">@android:color/transparent</color>
+</resources>
@@ -39,6 +39,8 @@
    <string name="task_overlay_factory_class" translatable="false">app.lawnchair.overview.TaskOverlayFactoryImpl</string>
    <string name="wallpaper_picker_package" translatable="false">com.android.wallpaper</string>
    <string name="wallpaper_picker_package_alt" translatable="false">com.google.android.apps.wallpaper</string>
+    <string name="widget_holder_factory_class" translatable="false">app.lawnchair.factory.LawnchairWidgetHolder$LawnchairHolderFactory</string>
+    <string name="window_manager_proxy_class" translatable="false">app.lawnchair.util.LawnchairWindowManagerProxy</string>

    <bool name="config_header_protection_supported">true</bool>

@@ -116,4 +118,6 @@
    <item name="config_default_drawer_cell_height_factor" type="dimen" format="float">1.0</item>
    <item name="config_default_search_max_result_count" type="dimen" format="integer">5</item>

+    <!-- The max scale for the wallpaper when it's zoomed in -->
+    <item name="config_wallpaperMaxScale" format="float" type="dimen">1.10</item>
 </resources>
@@ -46,6 +46,7 @@ import com.android.launcher3.BuildConfig
 import com.android.launcher3.InvariantDeviceProfile
 import com.android.launcher3.Launcher
 import com.android.launcher3.R
+import com.android.launcher3.Utilities
 import com.android.quickstep.RecentsActivity
 import com.android.systemui.shared.system.QuickStepContract
 import java.io.File
@@ -54,6 +55,7 @@ class LawnchairApp : Application() {
    private val compatible = Build.VERSION.SDK_INT in BuildConfig.QUICKSTEP_MIN_SDK..BuildConfig.QUICKSTEP_MAX_SDK
    private val isRecentsComponent: Boolean by lazy { checkRecentsComponent() }
    private val recentsEnabled: Boolean get() = compatible && isRecentsComponent
+    private val isAtleastT = Utilities.ATLEAST_T
    internal var accessibilityService: LawnchairAccessibilityService? = null
    val isVibrateOnIconAnimation: Boolean by lazy { getSystemUiBoolean("config_vibrateOnIconAnimation", false) }

@@ -201,6 +203,9 @@ class LawnchairApp : Application() {
        @JvmStatic
        val isRecentsEnabled: Boolean get() = instance.recentsEnabled

+        @JvmStatic
+        val isAtleastT: Boolean get() = instance.isAtleastT
+
        fun Launcher.showQuickstepWarningIfNecessary() {
            val launcher = this
            if (!lawnchairApp.isRecentsComponent || isRecentsEnabled) return
@@ -46,6 +46,7 @@ import androidx.savedstate.SavedStateRegistryController
 import androidx.savedstate.SavedStateRegistryOwner
 import androidx.savedstate.setViewTreeSavedStateRegistryOwner
 import app.lawnchair.LawnchairApp.Companion.showQuickstepWarningIfNecessary
+import app.lawnchair.factory.LawnchairWidgetHolder
 import app.lawnchair.gestures.GestureController
 import app.lawnchair.gestures.VerticalSwipeTouchController
 import app.lawnchair.gestures.config.GestureHandlerConfig
@@ -72,6 +73,7 @@ import com.android.launcher3.uioverrides.states.OverviewState
 import com.android.launcher3.util.SystemUiController.UI_STATE_BASE_WINDOW
 import com.android.launcher3.util.Themes
 import com.android.launcher3.util.TouchController
+import com.android.launcher3.widget.LauncherWidgetHolder
 import com.android.launcher3.widget.RoundedCornerEnforcement
 import com.android.systemui.plugins.shared.LauncherOverlayManager
 import com.android.systemui.shared.system.QuickStepContract
@@ -299,12 +301,22 @@ class LawnchairLauncher :
        gestureController.onHomePressed()
    }

-//    fun shouldBackButtonBeHidden(toState: LauncherState): Boolean {
-//        if (toState == LauncherState.NORMAL && hasBackGesture) {
-//            return false
-//        }
-//        return super.shouldBackButtonBeHidden(toState)
-//    }
+    override fun registerBackDispatcher() {
+        if (LawnchairApp.isAtleastT) {
+            super.registerBackDispatcher()
+        }
+    }
+
+    override fun createAppWidgetHolder(): LauncherWidgetHolder {
+        val factory = LauncherWidgetHolder.HolderFactory.newFactory(this) as LawnchairWidgetHolder.LawnchairHolderFactory
+        return factory.newInstance(
+            this,
+        ) { appWidgetId: Int ->
+            workspace.removeWidget(
+                appWidgetId,
+            )
+        }
+    }

    override fun onStart() {
        super.onStart()
@@ -0,0 +1,54 @@
+package app.lawnchair.factory
+
+import android.appwidget.AppWidgetHost
+import android.content.Context
+import android.widget.RemoteViews
+import com.android.internal.annotations.Keep
+import com.android.launcher3.config.FeatureFlags
+import com.android.launcher3.widget.LauncherWidgetHolder
+import java.util.function.IntConsumer
+
+class LawnchairWidgetHolder(context: Context, intConsumer: IntConsumer?) : LauncherWidgetHolder(context, intConsumer) {
+
+    @Keep
+    class LawnchairHolderFactory
+    @Suppress("unused")
+    constructor(context: Context?) :
+        HolderFactory() {
+        override fun newInstance(
+            context: Context,
+            appWidgetRemovedCallback: IntConsumer?,
+        ): LauncherWidgetHolder {
+            return newInstance(context, appWidgetRemovedCallback, null)
+        }
+
+        /**
+         * @param context The context of the caller
+         * @param appWidgetRemovedCallback The callback that is called when widgets are removed
+         * @param interactionHandler The interaction handler when the widgets are clicked
+         * @return A new [LauncherWidgetHolder] instance
+         */
+        fun newInstance(
+            context: Context,
+            appWidgetRemovedCallback: IntConsumer?,
+            interactionHandler: RemoteViews.InteractionHandler?,
+        ): LauncherWidgetHolder {
+            return if (!FeatureFlags.ENABLE_WIDGET_HOST_IN_BACKGROUND.get()) {
+                object : LauncherWidgetHolder(context, appWidgetRemovedCallback) {
+                    override fun createHost(
+                        context: Context,
+                        appWidgetRemovedCallback: IntConsumer?,
+                    ): AppWidgetHost {
+                        val host = super.createHost(context, appWidgetRemovedCallback)
+                        if (interactionHandler != null) {
+                            host.setInteractionHandler(interactionHandler)
+                        }
+                        return host
+                    }
+                }
+            } else {
+                LawnchairWidgetHolder(context, appWidgetRemovedCallback)
+            }
+        }
+    }
+}
@@ -0,0 +1,47 @@
+package app.lawnchair.util
+
+import android.content.Context
+import android.util.ArrayMap
+import android.view.Display.DEFAULT_DISPLAY
+import android.view.Surface
+import android.view.WindowManager
+import androidx.annotation.Keep
+import app.lawnchair.LawnchairApp
+import com.android.internal.policy.SystemBarUtils
+import com.android.launcher3.util.WindowBounds
+import com.android.launcher3.util.window.CachedDisplayInfo
+import com.android.launcher3.util.window.WindowManagerProxy
+
+@Keep
+class LawnchairWindowManagerProxy(context: Context) : WindowManagerProxy(true) {
+
+    override fun getRotation(displayInfoContext: Context): Int {
+        if (LawnchairApp.isAtleastT) {
+            return displayInfoContext.resources.configuration.windowConfiguration.rotation
+        }
+        return super.getRotation(displayInfoContext)
+    }
+
+    override fun getStatusBarHeight(context: Context, isPortrait: Boolean, statusBarInset: Int): Int {
+        if (LawnchairApp.isAtleastT) {
+            return SystemBarUtils.getStatusBarHeight(context)
+        }
+        return super.getStatusBarHeight(context, isPortrait, statusBarInset)
+    }
+
+    override fun estimateInternalDisplayBounds(displayInfoContext: Context): ArrayMap<CachedDisplayInfo, Array<WindowBounds>> {
+        if (LawnchairApp.isAtleastT) {
+            val result = ArrayMap<CachedDisplayInfo, Array<WindowBounds>>()
+            val windowManager = displayInfoContext.getSystemService(WindowManager::class.java)
+            val possibleMaximumWindowMetrics =
+                windowManager.getPossibleMaximumWindowMetrics(DEFAULT_DISPLAY)
+            for (windowMetrics in possibleMaximumWindowMetrics) {
+                val info = getDisplayInfo(windowMetrics, Surface.ROTATION_0)
+                val bounds = estimateWindowBounds(displayInfoContext, info)
+                result[info] = bounds
+            }
+            return result
+        }
+        return super.estimateInternalDisplayBounds(displayInfoContext)
+    }
+}
@@ -150,6 +150,7 @@
 -keep class com.android.launcher3.Utilities { *; }
 -keep class app.lawnchair.LawnchairLauncher { *; }
 -keep class com.google.protobuf.Timestamp { *; }
+-keep class androidx.core.app.CoreComponentFactory { *; }
 -keepattributes InnerClasses

 -keep class app.lawnchair.compatlib.** {
@@ -261,8 +261,7 @@ public class QuickstepTransitionManager implements OnDeviceProfileChangeListener
        mDragLayer = mLauncher.getDragLayer();
        mHandler = new Handler(Looper.getMainLooper());
        mDeviceProfile = mLauncher.getDeviceProfile();
-        mBackAnimationController = new LauncherBackAnimationController(mLauncher, this);
-
+        mBackAnimationController = LawnchairApp.isAtleastT() ? new LauncherBackAnimationController(mLauncher, this) : null;
        Resources res = mLauncher.getResources();
        mClosingWindowTransY = res.getDimensionPixelSize(R.dimen.closing_window_trans_y);
        mMaxShadowRadius = res.getDimensionPixelSize(R.dimen.max_shadow_radius);
@@ -2068,13 +2067,17 @@ public class QuickstepTransitionManager implements OnDeviceProfileChangeListener
    private static class MyDepthController extends DepthController {
        MyDepthController(Launcher l) {
            super(l);
-            setCrossWindowBlursEnabled(
-                    CrossWindowBlurListeners.getInstance().isCrossWindowBlurEnabled());
+            if(LawnchairApp.isAtleastT()){
+                setCrossWindowBlursEnabled(
+                        CrossWindowBlurListeners.getInstance().isCrossWindowBlurEnabled());
+            }
        }

        @Override
        public void setSurface(SurfaceControl surface) {
-            super.setSurface(surface);
+            if(LawnchairApp.isAtleastT()){
+                super.setSurface(surface);
+            }
        }
    }
 }
@@ -74,8 +74,11 @@ public class DepthController extends BaseDepthController implements StateHandler
            mOnAttachListener = new View.OnAttachStateChangeListener() {
                @Override
                public void onViewAttachedToWindow(View view) {
-                    CrossWindowBlurListeners.getInstance().addListener(mLauncher.getMainExecutor(),
-                            mCrossWindowBlurListener);
+                    if(app.lawnchair.LawnchairApp.isAtleastT()){
+                        CrossWindowBlurListeners.getInstance().addListener(mLauncher.getMainExecutor(),
+                                mCrossWindowBlurListener);
+                    }
+
                    mLauncher.getScrimView().addOpaquenessListener(mOpaquenessListener);

                    // To handle the case where window token is invalid during last setDepth call.
@@ -84,7 +87,9 @@ public class DepthController extends BaseDepthController implements StateHandler

                @Override
                public void onViewDetachedFromWindow(View view) {
-                    CrossWindowBlurListeners.getInstance().removeListener(mCrossWindowBlurListener);
+                    if(app.lawnchair.LawnchairApp.isAtleastT()){
+                        CrossWindowBlurListeners.getInstance().removeListener(mCrossWindowBlurListener);
+                    }
                    mLauncher.getScrimView().removeOpaquenessListener(mOpaquenessListener);
                }
            };
@@ -134,8 +139,10 @@ public class DepthController extends BaseDepthController implements StateHandler

    @Override
    public void applyDepthAndBlur() {
-        ensureDependencies();
-        super.applyDepthAndBlur();
+        if(app.lawnchair.LawnchairApp.isAtleastT()){
+            ensureDependencies();
+            super.applyDepthAndBlur();
+        }
    }

    @Override
@@ -224,8 +224,7 @@ public class NavbarButtonsViewController implements TaskbarControllers.LoggableT
                        TaskbarManager.isPhoneMode(deviceProfile));
        mNavButtonsView.getLayoutParams().height = p.y;

-        mIsImeRenderingNavButtons =
-                InputMethodService.canImeRenderGesturalNavButtons() && mContext.imeDrawsImeNavBar();
+        mIsImeRenderingNavButtons = app.lawnchair.LawnchairApp.isAtleastT() ? InputMethodService.canImeRenderGesturalNavButtons() && mContext.imeDrawsImeNavBar() : mContext.imeDrawsImeNavBar();
        if (!mIsImeRenderingNavButtons) {
            // IME switcher
            View imeSwitcherButton = addButton(R.drawable.ic_ime_switcher, BUTTON_IME_SWITCH,
@@ -291,8 +291,6 @@ public class TaskbarActivityContext extends BaseTaskbarContext {
    @Override
    public void dispatchDeviceProfileChanged() {
        super.dispatchDeviceProfileChanged();
-        Trace.instantForTrack(TRACE_TAG_APP, "TaskbarActivityContext#DeviceProfileChanged",
-                getDeviceProfile().toSmallString());
    }

    /**
@@ -71,6 +71,7 @@ import android.hardware.SensorManager;
 import android.hardware.devicestate.DeviceStateManager;
 import android.hardware.display.DisplayManager;
 import android.media.permission.SafeCloseable;
+import android.os.Build;
 import android.os.Bundle;
 import android.os.CancellationSignal;
 import android.os.IBinder;
@@ -949,21 +950,25 @@ public class QuickstepLauncher extends Launcher {
                mAppTransitionManager.hasControlRemoteAppTransitionPermission()
                        ? mAppTransitionManager.getActivityLaunchOptions(v)
                        : super.getActivityLaunchOptions(v, item);
-        if (mLastTouchUpTime > 0) {
+        if (mLastTouchUpTime > 0 && app.lawnchair.LawnchairApp.isAtleastT()) {
            activityOptions.options.setSourceInfo(ActivityOptions.SourceInfo.TYPE_LAUNCHER,
                    mLastTouchUpTime);
        }
        if (item != null && (item.animationType == DEFAULT_NO_ICON
-                || item.animationType == VIEW_BACKGROUND)) {
+                || item.animationType == VIEW_BACKGROUND) && app.lawnchair.LawnchairApp.isAtleastT()) {
            activityOptions.options.setSplashScreenStyle(
                    SplashScreen.SPLASH_SCREEN_STYLE_SOLID_COLOR);
        } else {
-            activityOptions.options.setSplashScreenStyle(SplashScreen.SPLASH_SCREEN_STYLE_ICON);
+            if (app.lawnchair.LawnchairApp.isAtleastT()) {
+                activityOptions.options.setSplashScreenStyle(SplashScreen.SPLASH_SCREEN_STYLE_ICON);
+            }
        }
        activityOptions.options.setLaunchDisplayId(
                (v != null && v.getDisplay() != null) ? v.getDisplay().getDisplayId()
                        : Display.DEFAULT_DISPLAY);
-        addLaunchCookie(item, activityOptions.options);
+        if(app.lawnchair.LawnchairApp.isAtleastT()){
+            addLaunchCookie(item, activityOptions.options);
+        }
        return activityOptions;
    }
    @Override
@@ -1098,8 +1103,6 @@ public class QuickstepLauncher extends Launcher {
    @Override
    public void dispatchDeviceProfileChanged() {
        super.dispatchDeviceProfileChanged();
-        Trace.instantForTrack(TRACE_TAG_APP, "QuickstepLauncher#DeviceProfileChanged",
-                getDeviceProfile().toSmallString());
        SystemUiProxy.INSTANCE.get(this).setLauncherAppIconSize(mDeviceProfile.iconSizePx);
        if (mTaskbarManager != null) {
            mTaskbarManager.debugWhyTaskbarNotDestroyed("QuickstepLauncher#onDeviceProfileChanged");
@@ -462,8 +462,6 @@ public final class RecentsActivity extends StatefulActivity<RecentsState> {
    @Override
    public void dispatchDeviceProfileChanged() {
        super.dispatchDeviceProfileChanged();
-        Trace.instantForTrack(TRACE_TAG_APP, "RecentsActivity#DeviceProfileChanged",
-                getDeviceProfile().toSmallString());
    }

    private AnimatorListenerAdapter resetStateListener() {
@@ -95,8 +95,7 @@ public class RecentsAnimationDeviceState implements DisplayInfoChangeListener {
    private final RotationTouchHelper mRotationTouchHelper;
    private final TaskStackChangeListener mPipListener;
    // Cache for better performance since it doesn't change at runtime.
-    private final boolean mCanImeRenderGesturalNavButtons =
-            InputMethodService.canImeRenderGesturalNavButtons();
+    private final boolean mCanImeRenderGesturalNavButtons = LawnchairApp.isAtleastT() ? InputMethodService.canImeRenderGesturalNavButtons() : isImeRenderingNavButtons();

    private final ArrayList<Runnable> mOnDestroyActions = new ArrayList<>();

@@ -244,7 +244,9 @@ public class TaskAnimationManager implements RecentsAnimationCallbacks.RecentsAn
            if (!homeIsOnTop) {
                options.setTransientLaunch();
            }
-            options.setSourceInfo(ActivityOptions.SourceInfo.TYPE_RECENTS_ANIMATION, eventTime);
+            if(app.lawnchair.LawnchairApp.isAtleastT()){
+                options.setSourceInfo(ActivityOptions.SourceInfo.TYPE_RECENTS_ANIMATION, eventTime);
+            }
            UI_HELPER_EXECUTOR.execute(() -> mCtx.startActivity(intent, options.toBundle()));
        } else {
            UI_HELPER_EXECUTOR.execute(() -> ActivityManagerWrapper.getInstance()
@@ -163,7 +163,7 @@ public class BaseDepthController {
     * Sets the specified app target surface to apply the blur to.
     */
    protected void setSurface(SurfaceControl surface) {
-        if (mSurface != surface) {
+        if (mSurface != surface && app.lawnchair.LawnchairApp.isAtleastT()) {
            mSurface = surface;
            applyDepthAndBlur();
        }
@@ -242,13 +242,19 @@ public class LauncherPreviewRenderer extends ContextWrapper
            mDpOrig = mDp;
        }

-        WindowInsets currentWindowInsets = context.getSystemService(WindowManager.class)
-                .getCurrentWindowMetrics().getWindowInsets();
-        mInsets = new Rect(
-                currentWindowInsets.getSystemWindowInsetLeft(),
-                currentWindowInsets.getSystemWindowInsetTop(),
-                currentWindowInsets.getSystemWindowInsetRight(),
-                mDp.isTaskbarPresent ? 0 : currentWindowInsets.getSystemWindowInsetBottom());
+        if (Utilities.ATLEAST_R) {
+            WindowInsets currentWindowInsets = context.getSystemService(WindowManager.class)
+                    .getCurrentWindowMetrics().getWindowInsets();
+            mInsets = new Rect(
+                    currentWindowInsets.getSystemWindowInsetLeft(),
+                    currentWindowInsets.getSystemWindowInsetTop(),
+                    currentWindowInsets.getSystemWindowInsetRight(),
+                    currentWindowInsets.getSystemWindowInsetBottom());
+        } else {
+            mInsets = new Rect();
+            mInsets.left = mInsets.right = (mDp.widthPx - mDp.availableWidthPx) / 2;
+            mInsets.top = mInsets.bottom = (mDp.heightPx - mDp.availableHeightPx) / 2;
+        }
        mDp.updateInsets(mInsets);

        BaseIconFactory iconFactory =
@@ -16,9 +16,8 @@

 package com.android.systemui.shared.system;

-import static android.view.CrossWindowBlurListeners.CROSS_WINDOW_BLUR_SUPPORTED;
-
 import android.app.ActivityManager;
+import android.os.Build;
 import android.os.SystemProperties;

 public abstract class BlurUtils {
@@ -29,7 +28,7 @@ public abstract class BlurUtils {
     * @return {@code true} when supported.
     */
    public static boolean supportsBlursOnWindows() {
-        return CROSS_WINDOW_BLUR_SUPPORTED && ActivityManager.isHighEndGfx()
+        return Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU && ActivityManager.isHighEndGfx()
                && !SystemProperties.getBoolean("persist.sysui.disableBlur", false);
    }
 }
@@ -21,21 +21,33 @@ import javax.inject.Singleton
@Singleton
 class ResourceUnfoldTransitionConfig @Inject constructor() : UnfoldTransitionConfig {

+    private fun getBooleanResource(resourceName: String): Boolean {
+        val id = Resources.getSystem().getIdentifier(resourceName, "bool", "android")
+        return if (id != 0) {
+            Resources.getSystem().getBoolean(id)
+        } else {
+            false
+        }
+    }
+
+    private fun getIntResource(resourceName: String): Int {
+        val id = Resources.getSystem().getIdentifier(resourceName, "integer", "android")
+        return if (id != 0) {
+            Resources.getSystem().getInteger(id)
+        } else {
+            0
+        }
+    }
+
    override val isEnabled: Boolean by lazy {
-        val id = Resources.getSystem()
-            .getIdentifier("config_unfoldTransitionEnabled", "bool", "android")
-        Resources.getSystem().getBoolean(id)
+        getBooleanResource("config_unfoldTransitionEnabled")
    }

    override val isHingeAngleEnabled: Boolean by lazy {
-        val id = Resources.getSystem()
-            .getIdentifier("config_unfoldTransitionHingeAngle", "bool", "android")
-        Resources.getSystem().getBoolean(id)
+        getBooleanResource("config_unfoldTransitionHingeAngle")
    }

    override val halfFoldedTimeoutMillis: Int by lazy {
-        val id = Resources.getSystem()
-            .getIdentifier("config_unfoldTransitionHalfFoldedTimeout", "integer", "android")
-        Resources.getSystem().getInteger(id)
+        getIntResource("config_unfoldTransitionHalfFoldedTimeout")
    }
 }