Merge "ENABLE_TASKBAR_PINNING for TEAMFOOD" into main
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index cfdf900..80ac9be 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -27,6 +27,7 @@
 import static com.android.launcher3.AbstractFloatingView.TYPE_REBIND_SAFE;
 import static com.android.launcher3.AbstractFloatingView.TYPE_TASKBAR_OVERLAY_PROXY;
 import static com.android.launcher3.Utilities.isRunningInTestHarness;
+import static com.android.launcher3.config.FeatureFlags.ENABLE_TASKBAR_NO_RECREATION;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_FOLDER_OPEN;
 import static com.android.launcher3.taskbar.TaskbarAutohideSuspendController.FLAG_AUTOHIDE_SUSPEND_DRAGGING;
 import static com.android.launcher3.taskbar.TaskbarAutohideSuspendController.FLAG_AUTOHIDE_SUSPEND_FULLSCREEN;
@@ -58,6 +59,7 @@
 import android.view.RoundedCorner;
 import android.view.Surface;
 import android.view.View;
+import android.view.WindowInsets;
 import android.view.WindowManager;
 import android.widget.FrameLayout;
 import android.widget.Toast;
@@ -325,11 +327,11 @@
             mIsDestroyed = false;
         }
 
-        if (!mAddedWindow) {
+        if (!ENABLE_TASKBAR_NO_RECREATION.get() && !mAddedWindow) {
             mWindowManager.addView(mDragLayer, mWindowLayoutParams);
             mAddedWindow = true;
         } else {
-            mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
+            notifyUpdateLayoutParams();
         }
     }
 
@@ -676,7 +678,7 @@
         mIsDestroyed = true;
         setUIController(TaskbarUIController.DEFAULT);
         mControllers.onDestroy();
-        if (!FLAG_HIDE_NAVBAR_WINDOW) {
+        if (!ENABLE_TASKBAR_NO_RECREATION.get() && !FLAG_HIDE_NAVBAR_WINDOW) {
             mWindowManager.removeViewImmediate(mDragLayer);
             mAddedWindow = false;
         }
@@ -808,7 +810,7 @@
         }
         mWindowLayoutParams.height = height;
         mControllers.taskbarInsetsController.onTaskbarOrBubblebarWindowHeightOrInsetsChanged();
-        mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
+        notifyUpdateLayoutParams();
     }
 
     /**
@@ -851,7 +853,22 @@
         } else {
             mWindowLayoutParams.flags |= FLAG_NOT_FOCUSABLE;
         }
-        mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
+        notifyUpdateLayoutParams();
+    }
+
+    /**
+     * Applies forcibly show flag to taskbar window iff transient taskbar is unstashed.
+     */
+    public void applyForciblyShownFlagWhileTransientTaskbarUnstashed(boolean shouldForceShow) {
+        if (!DisplayController.isTransientTaskbar(this)) {
+            return;
+        }
+        if (shouldForceShow) {
+            mWindowLayoutParams.forciblyShownTypes |= WindowInsets.Type.navigationBars();
+        } else {
+            mWindowLayoutParams.forciblyShownTypes &= ~WindowInsets.Type.navigationBars();
+        }
+        notifyUpdateLayoutParams();
     }
 
     /**
@@ -960,8 +977,8 @@
                         }
 
                     } catch (NullPointerException
-                            | ActivityNotFoundException
-                            | SecurityException e) {
+                             | ActivityNotFoundException
+                             | SecurityException e) {
                         Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT)
                                 .show();
                         Log.e(TAG, "Unable to launch. tag=" + info + " intent=" + intent, e);
@@ -1055,6 +1072,7 @@
 
     /**
      * Called when we detect a long press in the nav region before passing the gesture slop.
+     *
      * @return Whether taskbar handled the long press, and thus should cancel the gesture.
      */
     public boolean onLongPressToUnstashTaskbar() {
@@ -1124,7 +1142,7 @@
      * Called when we detect a motion down or up/cancel in the nav region while stashed.
      *
      * @param animateForward Whether to animate towards the unstashed hint state or back to stashed.
-     * @param forceUnstash Whether we force the unstash hint.
+     * @param forceUnstash   Whether we force the unstash hint.
      */
     public void startTaskbarUnstashHint(boolean animateForward, boolean forceUnstash) {
         // TODO(b/270395798): Clean up forceUnstash after removing long-press unstashing code.
@@ -1232,12 +1250,16 @@
             mWindowLayoutParams.privateFlags &=
                     ~WindowManager.LayoutParams.PRIVATE_FLAG_EXCLUDE_FROM_SCREEN_MAGNIFICATION;
         }
-        mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
+        notifyUpdateLayoutParams();
     }
 
     void notifyUpdateLayoutParams() {
         if (mDragLayer.isAttachedToWindow()) {
-            mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
+            if (ENABLE_TASKBAR_NO_RECREATION.get()) {
+                mWindowManager.updateViewLayout(mDragLayer.getRootView(), mWindowLayoutParams);
+            } else {
+                mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
+            }
         }
     }
 
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
index c51a7ec..12fa17c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
@@ -15,9 +15,9 @@
  */
 package com.android.launcher3.taskbar
 
-import android.inputmethodservice.InputMethodService.ENABLE_HIDE_IME_CAPTION_BAR
 import android.graphics.Insets
 import android.graphics.Region
+import android.inputmethodservice.InputMethodService.ENABLE_HIDE_IME_CAPTION_BAR
 import android.os.Binder
 import android.os.IBinder
 import android.view.Gravity
@@ -41,6 +41,7 @@
 import com.android.launcher3.DeviceProfile
 import com.android.launcher3.R
 import com.android.launcher3.anim.AlphaUpdateListener
+import com.android.launcher3.config.FeatureFlags.ENABLE_TASKBAR_NO_RECREATION
 import com.android.launcher3.taskbar.TaskbarControllers.LoggableTaskbarController
 import com.android.launcher3.util.DisplayController
 import java.io.PrintWriter
@@ -97,11 +98,18 @@
                 0
             }
 
-        windowLayoutParams.providedInsets = getProvidedInsets(insetsRoundedCornerFlag)
+        windowLayoutParams.providedInsets =
+            if (ENABLE_TASKBAR_NO_RECREATION.get()) {
+                getProvidedInsets(controllers.sharedState!!.insetsFrameProviders!!,
+                        insetsRoundedCornerFlag)
+            } else {
+                getProvidedInsets(insetsRoundedCornerFlag)
+            }
+
         if (!context.isGestureNav) {
             if (windowLayoutParams.paramsForRotation != null) {
                 for (layoutParams in windowLayoutParams.paramsForRotation) {
-                    layoutParams.providedInsets = getProvidedInsets(insetsRoundedCornerFlag)
+                    layoutParams.providedInsets = windowLayoutParams.providedInsets
                 }
             }
         }
@@ -154,6 +162,26 @@
     }
 
     /**
+     * This is for when ENABLE_TASKBAR_NO_RECREATION is enabled. We generate one instance of
+     * providedInsets and use it across the entire lifecycle of TaskbarManager. The only thing
+     * we need to reset is nav bar flags based on insetsRoundedCornerFlag.
+     */
+    private fun getProvidedInsets(providedInsets: Array<InsetsFrameProvider>,
+                                  insetsRoundedCornerFlag: Int): Array<InsetsFrameProvider> {
+        val navBarsFlag =
+                (if (context.isGestureNav) FLAG_SUPPRESS_SCRIM else 0) or insetsRoundedCornerFlag
+        for (provider in providedInsets) {
+            if (provider.type == navigationBars()) {
+                provider.setFlags(
+                        navBarsFlag,
+                        FLAG_SUPPRESS_SCRIM or FLAG_INSETS_ROUNDED_CORNER
+                )
+            }
+        }
+        return providedInsets
+    }
+
+    /**
      * The inset types and number of insets provided have to match for both gesture nav and button
      * nav. The values and the order of the elements in array are allowed to differ.
      * Reason being WM does not allow types and number of insets changing for a given window once it
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
index 90f7bea..88ae349 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
@@ -18,6 +18,7 @@
 import static com.android.app.animation.Interpolators.EMPHASIZED;
 import static com.android.launcher3.taskbar.TaskbarKeyguardController.MASK_ANY_SYSUI_LOCKED;
 import static com.android.launcher3.taskbar.TaskbarStashController.FLAG_IN_APP;
+import static com.android.launcher3.taskbar.TaskbarStashController.FLAG_IN_OVERVIEW;
 import static com.android.launcher3.taskbar.TaskbarStashController.FLAG_IN_STASHED_LAUNCHER_STATE;
 import static com.android.launcher3.taskbar.TaskbarViewController.ALPHA_INDEX_HOME;
 import static com.android.launcher3.util.FlagDebugUtils.appendFlag;
@@ -416,6 +417,9 @@
             controllers.bubbleStashController.setBubblesShowingOnOverview(onOverview);
         });
 
+        mControllers.taskbarStashController.updateStateForFlag(FLAG_IN_OVERVIEW,
+                mLauncherState == LauncherState.OVERVIEW);
+
         AnimatorSet animatorSet = new AnimatorSet();
 
         if (hasAnyFlag(changedFlags, FLAG_LAUNCHER_IN_STATE_TRANSITION)) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
index 81cff57..55d56f0 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
@@ -23,6 +23,7 @@
 import static com.android.launcher3.LauncherPrefs.TASKBAR_PINNING;
 import static com.android.launcher3.LauncherPrefs.TASKBAR_PINNING_KEY;
 import static com.android.launcher3.LauncherState.OVERVIEW;
+import static com.android.launcher3.config.FeatureFlags.ENABLE_TASKBAR_NO_RECREATION;
 import static com.android.launcher3.util.DisplayController.TASKBAR_NOT_DESTROYED_TAG;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.FlagDebugUtils.formatFlagChange;
@@ -45,6 +46,8 @@
 import android.provider.Settings;
 import android.util.Log;
 import android.view.Display;
+import android.view.WindowManager;
+import android.widget.FrameLayout;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -105,6 +108,9 @@
             Settings.Secure.NAV_BAR_KIDS_MODE);
 
     private final Context mContext;
+    private WindowManager mWindowManager;
+    private FrameLayout mTaskbarRootLayout;
+    private boolean mAddedWindow;
     private final TaskbarNavButtonController mNavButtonController;
     private final ComponentCallbacks mComponentCallbacks;
 
@@ -176,6 +182,10 @@
         Display display =
                 service.getSystemService(DisplayManager.class).getDisplay(DEFAULT_DISPLAY);
         mContext = service.createWindowContext(display, TYPE_NAVIGATION_BAR_PANEL, null);
+        if (ENABLE_TASKBAR_NO_RECREATION.get()) {
+            mWindowManager = mContext.getSystemService(WindowManager.class);
+            mTaskbarRootLayout = new FrameLayout(mContext);
+        }
         mNavButtonController = new TaskbarNavButtonController(service,
                 SystemUiProxy.INSTANCE.get(mContext), new Handler(),
                 AssistUtils.newInstance(mContext));
@@ -258,10 +268,15 @@
             LauncherPrefs.get(mContext).removeListener(mTaskbarPinningPreferenceChangeListener,
                     TASKBAR_PINNING);
             mTaskbarActivityContext.onDestroy();
-            if (!FLAG_HIDE_NAVBAR_WINDOW) {
+            if (!FLAG_HIDE_NAVBAR_WINDOW || ENABLE_TASKBAR_NO_RECREATION.get()) {
                 mTaskbarActivityContext = null;
             }
         }
+        DeviceProfile dp = mUserUnlocked ?
+                LauncherAppState.getIDP(mContext).getDeviceProfile(mContext) : null;
+        if (dp == null || !isTaskbarPresent(dp)) {
+            removeTaskbarRootViewFromWindow();
+        }
     }
 
     /**
@@ -310,6 +325,7 @@
         mUserUnlocked = true;
         LauncherAppState.getIDP(mContext).addOnChangeListener(mIdpChangeListener);
         recreateTaskbar();
+        addTaskbarRootViewToWindow();
     }
 
     /**
@@ -390,10 +406,9 @@
                 return;
             }
 
-            if (mTaskbarActivityContext == null) {
+            if (ENABLE_TASKBAR_NO_RECREATION.get() || mTaskbarActivityContext == null) {
                 mTaskbarActivityContext = new TaskbarActivityContext(mContext, dp,
-                    mNavButtonController,
-                    mUnfoldProgressProvider);
+                        mNavButtonController, mUnfoldProgressProvider);
             } else {
                 mTaskbarActivityContext.updateDeviceProfile(dp);
             }
@@ -404,6 +419,13 @@
                     createTaskbarUIControllerForActivity(mActivity));
             }
 
+            if (ENABLE_TASKBAR_NO_RECREATION.get()) {
+                addTaskbarRootViewToWindow();
+                mTaskbarRootLayout.removeAllViews();
+                mTaskbarRootLayout.addView(mTaskbarActivityContext.getDragLayer());
+                mTaskbarActivityContext.notifyUpdateLayoutParams();
+            }
+
             // We to wait until user unlocks the device to attach listener.
             LauncherPrefs.get(mContext).addListener(mTaskbarPinningPreferenceChangeListener,
                 TASKBAR_PINNING);
@@ -525,6 +547,22 @@
         }
     }
 
+    private void addTaskbarRootViewToWindow() {
+        if (ENABLE_TASKBAR_NO_RECREATION.get() && !mAddedWindow
+                && mTaskbarActivityContext != null) {
+            mWindowManager.addView(mTaskbarRootLayout,
+                    mTaskbarActivityContext.getWindowLayoutParams());
+            mAddedWindow = true;
+        }
+    }
+
+    private void removeTaskbarRootViewFromWindow() {
+        if (ENABLE_TASKBAR_NO_RECREATION.get() && mAddedWindow) {
+            mWindowManager.removeViewImmediate(mTaskbarRootLayout);
+            mAddedWindow = false;
+        }
+    }
+
     /** Temp logs for b/254119092. */
     public void debugWhyTaskbarNotDestroyed(String debugReason) {
         StringJoiner log = new StringJoiner("\n");
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java
index 66ca7d9..abbd18b 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java
@@ -15,15 +15,28 @@
  */
 package com.android.launcher3.taskbar;
 
+import static android.view.InsetsFrameProvider.SOURCE_DISPLAY;
+import static android.view.WindowInsets.Type.mandatorySystemGestures;
+import static android.view.WindowInsets.Type.navigationBars;
+import static android.view.WindowInsets.Type.systemGestures;
+import static android.view.WindowInsets.Type.tappableElement;
+
 import static com.android.launcher3.taskbar.LauncherTaskbarUIController.DISPLAY_PROGRESS_COUNT;
 
 import android.app.PendingIntent;
+import android.os.Binder;
+import android.os.IBinder;
+import android.view.InsetsFrameProvider;
 
 /**
  * State shared across different taskbar instance
  */
 public class TaskbarSharedState {
 
+    private final IBinder mInsetsOwner = new Binder();
+    private static int INDEX_LEFT = 0;
+    private static int INDEX_RIGHT = 1;
+
     // TaskbarManager#onSystemUiFlagsChanged
     public int sysuiStateFlags;
 
@@ -48,4 +61,14 @@
 
     // Taskbar System Action
     public PendingIntent taskbarSystemActionPendingIntent;
+
+    public final InsetsFrameProvider[] insetsFrameProviders = new InsetsFrameProvider[] {
+            new InsetsFrameProvider(mInsetsOwner, 0, navigationBars()),
+            new InsetsFrameProvider(mInsetsOwner, 0, tappableElement()),
+            new InsetsFrameProvider(mInsetsOwner, 0, mandatorySystemGestures()),
+            new InsetsFrameProvider(mInsetsOwner, INDEX_LEFT, systemGestures())
+                    .setSource(SOURCE_DISPLAY),
+            new InsetsFrameProvider(mInsetsOwner, INDEX_RIGHT, systemGestures())
+                    .setSource(SOURCE_DISPLAY)
+    };
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
index b5b453b..7b12733 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
@@ -33,6 +33,7 @@
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.FlagDebugUtils.appendFlag;
 import static com.android.launcher3.util.FlagDebugUtils.formatFlagChange;
+import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_BUBBLES_EXPANDED;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_IME_SHOWING;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_IME_SWITCHER_SHOWING;
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NOTIFICATION_PANEL_VISIBLE;
@@ -96,6 +97,7 @@
     public static final int FLAG_STASHED_IN_APP_AUTO = 1 << 9; // Autohide (transient taskbar).
     public static final int FLAG_STASHED_SYSUI = 1 << 10; //  app pinning,...
     public static final int FLAG_STASHED_DEVICE_LOCKED = 1 << 11; // device is locked: keyguard, ...
+    public static final int FLAG_IN_OVERVIEW = 1 << 12; // launcher is in overview
 
     // If any of these flags are enabled, isInApp should return true.
     private static final int FLAGS_IN_APP = FLAG_IN_APP | FLAG_IN_SETUP;
@@ -1015,9 +1017,11 @@
 
         updateStateForFlag(FLAG_STASHED_IN_APP_SYSUI, hasAnyFlag(systemUiStateFlags,
                 SYSUI_STATE_NOTIFICATION_PANEL_VISIBLE));
-        updateStateForFlag(FLAG_STASHED_SYSUI,
-                hasAnyFlag(systemUiStateFlags, SYSUI_STATE_SCREEN_PINNING));
 
+        boolean bubblesOnOverview = hasAnyFlag(FLAG_IN_OVERVIEW)
+                && hasAnyFlag(systemUiStateFlags, SYSUI_STATE_BUBBLES_EXPANDED);
+        updateStateForFlag(FLAG_STASHED_SYSUI,
+                hasAnyFlag(systemUiStateFlags, SYSUI_STATE_SCREEN_PINNING) || bubblesOnOverview);
         boolean isLocked = hasAnyFlag(systemUiStateFlags, MASK_ANY_SYSUI_LOCKED)
                 && !hasAnyFlag(systemUiStateFlags, SYSUI_STATE_STATUS_BAR_KEYGUARD_GOING_AWAY);
         updateStateForFlag(FLAG_STASHED_DEVICE_LOCKED, isLocked);
@@ -1097,6 +1101,7 @@
                     TaskbarAutohideSuspendController.FLAG_AUTOHIDE_SUSPEND_TRANSIENT_TASKBAR,
                     !hasAnyFlag(FLAG_STASHED_IN_APP_AUTO));
         }
+        mActivity.applyForciblyShownFlagWhileTransientTaskbarUnstashed(!isStashedInApp());
     }
 
     private void notifyStashChange(boolean visible, boolean stashed) {
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 606b2c4..5653c3c 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -144,6 +144,7 @@
 import com.android.launcher3.allapps.AllAppsTransitionController;
 import com.android.launcher3.allapps.BaseSearchConfig;
 import com.android.launcher3.allapps.DiscoveryBounce;
+import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.PropertyListBuilder;
 import com.android.launcher3.apppairs.AppPairIcon;
 import com.android.launcher3.celllayout.CellPosMapper;
@@ -1727,7 +1728,16 @@
         if (getStateManager().isInStableState(ALL_APPS)) {
             getStateManager().goToState(NORMAL, alreadyOnHome);
         } else {
-            showAllAppsFromIntent(alreadyOnHome);
+            AbstractFloatingView.closeAllOpenViews(this);
+            getStateManager().goToState(ALL_APPS, true /* animated */,
+                    new AnimationSuccessListener() {
+                        @Override
+                        public void onAnimationSuccess(Animator animator) {
+                            if (mAppsView.getSearchUiManager().getEditText() != null) {
+                                mAppsView.getSearchUiManager().getEditText().requestFocus();
+                            }
+                        }
+                    });
         }
     }
 
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index e31f304..832e1b8 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -213,6 +213,10 @@
     public static final BooleanFlag ENABLE_TRANSIENT_TASKBAR = getDebugFlag(270395798,
             "ENABLE_TRANSIENT_TASKBAR", ENABLED, "Enables transient taskbar.");
 
+    public static final BooleanFlag ENABLE_TASKBAR_NO_RECREATION = getDebugFlag(299193589,
+            "ENABLE_TASKBAR_NO_RECREATION", DISABLED,
+            "Enables taskbar with no recreation from lifecycle changes of TaskbarActivityContext.");
+
     // TODO(Block 16): Clean up flags
     // When enabled the promise icon is visible in all apps while installation an app.
     public static final BooleanFlag PROMISE_APPS_IN_ALL_APPS = getDebugFlag(270390012,