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Commit 97b5c175 authored by Evan Rosky's avatar Evan Rosky Committed by Automerger Merge Worker
Browse files

Merge "Track recents like home for times when it is separated" into rvc-dev am: c5304b1a 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11854925

Change-Id: Ie668d0b9c078099c28cb47c8bb799d2154777aea
parents 943887aa c5304b1a

services/core/java/com/android/server/wm/TaskDisplayArea.java

+22 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
package com.android.server.wm;



import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME;

import static android.app.WindowConfiguration.ACTIVITY_TYPE_RECENTS;

import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD;

import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED;

import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;
@@ -99,6 +100,9 @@ final class TaskDisplayArea extends DisplayArea<ActivityStack> { 
    private ActivityStack mRootPinnedTask;

    private ActivityStack mRootSplitScreenPrimaryTask;



    // TODO(b/159029784): Remove when getStack() behavior is cleaned-up

    private ActivityStack mRootRecentsTask;



    private final ArrayList<ActivityStack> mTmpAlwaysOnTopStacks = new ArrayList<>();

    private final ArrayList<ActivityStack> mTmpNormalStacks = new ArrayList<>();

    private final ArrayList<ActivityStack> mTmpHomeStacks = new ArrayList<>();
@@ -163,6 +167,8 @@ final class TaskDisplayArea extends DisplayArea<ActivityStack> { 
    ActivityStack getStack(int windowingMode, int activityType) {

        if (activityType == ACTIVITY_TYPE_HOME) {

            return mRootHomeTask;

        } else if (activityType == ACTIVITY_TYPE_RECENTS) {

            return mRootRecentsTask;

        }

        if (windowingMode == WINDOWING_MODE_PINNED) {

            return mRootPinnedTask;
@@ -199,6 +205,10 @@ final class TaskDisplayArea extends DisplayArea<ActivityStack> { 
        return mRootHomeTask;

    }



    @Nullable ActivityStack getRootRecentsTask() {

        return mRootRecentsTask;

    }



    ActivityStack getRootPinnedTask() {

        return mRootPinnedTask;

    }
@@ -246,6 +256,16 @@ final class TaskDisplayArea extends DisplayArea<ActivityStack> { 
            } else {

                mRootHomeTask = stack;

            }

        } else if (stack.isActivityTypeRecents()) {

            if (mRootRecentsTask != null) {

                if (!stack.isDescendantOf(mRootRecentsTask)) {

                    throw new IllegalArgumentException("addStackReferenceIfNeeded: recents stack="

                            + mRootRecentsTask + " already exist on display=" + this

                            + " stack=" + stack);

                }

            } else {

                mRootRecentsTask = stack;

            }

        }



        if (!stack.isRootTask()) {
@@ -273,6 +293,8 @@ final class TaskDisplayArea extends DisplayArea<ActivityStack> { 
    void removeStackReferenceIfNeeded(ActivityStack stack) {

        if (stack == mRootHomeTask) {

            mRootHomeTask = null;

        } else if (stack == mRootRecentsTask) {

            mRootRecentsTask = null;

        } else if (stack == mRootPinnedTask) {

            mRootPinnedTask = null;

        } else if (stack == mRootSplitScreenPrimaryTask) {