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Commit c87fc5e7 authored by Chavi Weingarten's avatar Chavi Weingarten Committed by Android (Google) Code Review
Browse files

Merge "Pass LayoutParams from SCVH to Parent window" into udc-qpr-dev

parents 34f72df7 0d73e1ab

core/java/android/view/ISurfaceControlViewHost.aidl

+6 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package android.view; 
import android.content.res.Configuration;

import android.graphics.Rect;

import android.view.InsetsState;

import android.view.ISurfaceControlViewHostParent;

import android.window.ISurfaceSyncGroup;



/**
@@ -34,4 +35,9 @@ interface ISurfaceControlViewHost { 
    oneway void onDispatchDetachedFromWindow();

    oneway void onInsetsChanged(in InsetsState state, in Rect insetFrame);

    ISurfaceSyncGroup getSurfaceSyncGroup();

    /**

     * Attaches the parent interface so the embedded content can communicate back to the parent.

     * If null is passed in, it will remove the parent interface and no more updates will be sent.

     */

    oneway void attachParentInterface(in @nullable ISurfaceControlViewHostParent parentInterface);

}

core/java/android/view/ISurfaceControlViewHostParent.aidl

0 → 100644
+27 −0
Original line number Diff line number Diff line 
/*

** Copyright 2023, 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 android.view;



import android.view.WindowManager;



/**

 * API from embedded content in SurfaceControlViewHost to parent containing the embedded.

 * {@hide}

 */

oneway interface ISurfaceControlViewHostParent {

    void updateParams(in WindowManager.LayoutParams[] childAttrs);

}

core/java/android/view/SurfaceControlViewHost.java

+10 −5
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ public class SurfaceControlViewHost { 
    private final static String TAG = "SurfaceControlViewHost";

    private final ViewRootImpl mViewRoot;

    private final CloseGuard mCloseGuard = CloseGuard.get();

    private WindowlessWindowManager mWm;

    private final WindowlessWindowManager mWm;



    private SurfaceControl mSurfaceControl;

    private IAccessibilityEmbeddedConnection mAccessibilityEmbeddedConnection;
@@ -67,9 +67,7 @@ public class SurfaceControlViewHost { 
                return;

            }

            mViewRoot.mHandler.post(() -> {

                if (mWm != null) {

                mWm.setConfiguration(configuration);

                }

                if (mViewRoot != null) {

                    mViewRoot.forceWmRelayout();

                }
@@ -116,6 +114,11 @@ public class SurfaceControlViewHost { 
            }

            return null;

        }



        @Override

        public void attachParentInterface(@Nullable ISurfaceControlViewHostParent parentInterface) {

            mViewRoot.mHandler.post(() -> mWm.setParentInterface(parentInterface));

        }

    }



    private ISurfaceControlViewHost mRemoteInterface = new ISurfaceControlViewHostImpl();
@@ -148,10 +151,11 @@ public class SurfaceControlViewHost { 
        private SurfaceControl mSurfaceControl;

        private final IAccessibilityEmbeddedConnection mAccessibilityEmbeddedConnection;

        private final IBinder mInputToken;

        @NonNull

        private final ISurfaceControlViewHost mRemoteInterface;



        SurfacePackage(SurfaceControl sc, IAccessibilityEmbeddedConnection connection,

               IBinder inputToken, ISurfaceControlViewHost ri) {

                IBinder inputToken, @NonNull ISurfaceControlViewHost ri) {

            mSurfaceControl = sc;

            mAccessibilityEmbeddedConnection = connection;

            mInputToken = inputToken;
@@ -213,6 +217,7 @@ public class SurfaceControlViewHost { 
        /**

         * @hide

         */

        @NonNull

        public ISurfaceControlViewHost getRemoteInterface() {

            return mRemoteInterface;

        }

core/java/android/view/SurfaceView.java

+57 −3
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 


package android.view;



import static android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;

import static android.view.WindowManagerPolicyConstants.APPLICATION_MEDIA_OVERLAY_SUBLAYER;

import static android.view.WindowManagerPolicyConstants.APPLICATION_MEDIA_SUBLAYER;

import static android.view.WindowManagerPolicyConstants.APPLICATION_PANEL_SUBLAYER;
@@ -40,6 +41,7 @@ import android.os.Build; 
import android.os.Handler;

import android.os.IBinder;

import android.os.Looper;

import android.os.RemoteException;

import android.os.SystemClock;

import android.util.ArraySet;

import android.util.AttributeSet;
@@ -54,6 +56,8 @@ import com.android.internal.view.SurfaceCallbackHelper; 
import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.concurrent.ConcurrentLinkedQueue;

import java.util.concurrent.CountDownLatch;

import java.util.concurrent.locks.ReentrantLock;

import java.util.function.Consumer;
@@ -302,6 +306,26 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall 
    private SurfaceControl mBlastSurfaceControl;

    private BLASTBufferQueue mBlastBufferQueue;



    private final ConcurrentLinkedQueue<WindowManager.LayoutParams> mEmbeddedWindowParams =

            new ConcurrentLinkedQueue<>();



    private final ISurfaceControlViewHostParent mSurfaceControlViewHostParent =

            new ISurfaceControlViewHostParent.Stub() {

        @Override

        public void updateParams(WindowManager.LayoutParams[] childAttrs) {

            mEmbeddedWindowParams.clear();

            mEmbeddedWindowParams.addAll(Arrays.asList(childAttrs));



            if (isAttachedToWindow()) {

                runOnUiThread(() -> {

                    if (mParent != null) {

                        mParent.recomputeViewAttributes(SurfaceView.this);

                    }

                });

            }

        }

    };



    public SurfaceView(Context context) {

        this(context, null);

    }
@@ -801,10 +825,19 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall 
                mBlastSurfaceControl = null;

            }



            if (releaseSurfacePackage && mSurfacePackage != null) {

            if (mSurfacePackage != null) {

                try {

                    mSurfacePackage.getRemoteInterface().attachParentInterface(null);

                    mEmbeddedWindowParams.clear();

                } catch (RemoteException e) {

                    Log.d(TAG, "Failed to remove parent interface from SCVH. Likely SCVH is "

                            + "already dead");

                }

                if (releaseSurfacePackage) {

                    mSurfacePackage.release();

                    mSurfacePackage = null;

                }

            }



            applyTransactionOnVriDraw(transaction);

        }
@@ -1854,6 +1887,12 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall 
            applyTransactionOnVriDraw(transaction);

        }

        mSurfacePackage = p;

        try {

            mSurfacePackage.getRemoteInterface().attachParentInterface(

                    mSurfaceControlViewHostParent);

        } catch (RemoteException e) {

            Log.d(TAG, "Failed to attach parent interface to SCVH. Likely SCVH is already dead.");

        }



        if (isFocused()) {

            requestEmbeddedFocus(true);
@@ -2014,4 +2053,19 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall 
            mBlastBufferQueue.mergeWithNextTransaction(transaction, frameNumber);

        }

    }



    @Override

    void performCollectViewAttributes(AttachInfo attachInfo, int visibility) {

        super.performCollectViewAttributes(attachInfo, visibility);

        if (mEmbeddedWindowParams.isEmpty()) {

            return;

        }



        for (WindowManager.LayoutParams embeddedWindowAttr : mEmbeddedWindowParams) {

            if ((embeddedWindowAttr.flags & FLAG_KEEP_SCREEN_ON) == FLAG_KEEP_SCREEN_ON) {

                attachInfo.mKeepScreenOn = true;

                break;

            }

        }

    }

}

core/java/android/view/WindowlessWindowManager.java

+47 −1
Original line number Diff line number Diff line
@@ -49,7 +49,8 @@ public class WindowlessWindowManager implements IWindowSession { 


    private class State {

        SurfaceControl mSurfaceControl;

        WindowManager.LayoutParams mParams = new WindowManager.LayoutParams();

        final WindowManager.LayoutParams mParams = new WindowManager.LayoutParams();

        final WindowManager.LayoutParams mLastReportedParams = new WindowManager.LayoutParams();

        int mDisplayId;

        IBinder mInputChannelToken;

        Region mInputRegion;
@@ -94,6 +95,8 @@ public class WindowlessWindowManager implements IWindowSession { 
    private final MergedConfiguration mTmpConfig = new MergedConfiguration();

    private final WindowlessWindowLayout mLayout = new WindowlessWindowLayout();



    private ISurfaceControlViewHostParent mParentInterface;



    public WindowlessWindowManager(Configuration c, SurfaceControl rootSurface,

            IBinder hostInputToken) {

        mRootSurface = rootSurface;
@@ -244,6 +247,7 @@ public class WindowlessWindowManager implements IWindowSession { 
        final int res = WindowManagerGlobal.ADD_OKAY | WindowManagerGlobal.ADD_FLAG_APP_VISIBLE |

                        WindowManagerGlobal.ADD_FLAG_USE_BLAST;



        sendLayoutParamsToParent();

        // Include whether the window is in touch mode.

        return isInTouchModeInternal(displayId) ? res | WindowManagerGlobal.ADD_FLAG_IN_TOUCH_MODE

                : res;
@@ -425,6 +429,7 @@ public class WindowlessWindowManager implements IWindowSession { 
            outInsetsState.set(mInsetsState);

        }



        sendLayoutParamsToParent();

        return 0;

    }
@@ -645,4 +650,45 @@ public class WindowlessWindowManager implements IWindowSession { 
            " we shouldn't get here!");

        return false;

    }



    void setParentInterface(@Nullable ISurfaceControlViewHostParent parentInterface) {

        IBinder oldInterface = mParentInterface == null ? null : mParentInterface.asBinder();

        IBinder newInterface = parentInterface == null ? null : parentInterface.asBinder();

        // If the parent interface has changed, it needs to clear the last reported params so it

        // will update the new interface with the params.

        if (oldInterface != newInterface) {

            clearLastReportedParams();

        }

        mParentInterface = parentInterface;

        sendLayoutParamsToParent();

    }



    private void clearLastReportedParams() {

        WindowManager.LayoutParams emptyParam = new WindowManager.LayoutParams();

        for (State windowInfo : mStateForWindow.values()) {

            windowInfo.mLastReportedParams.copyFrom(emptyParam);

        }

    }



    private void sendLayoutParamsToParent() {

        if (mParentInterface == null) {

            return;

        }

        WindowManager.LayoutParams[] params =

                new WindowManager.LayoutParams[mStateForWindow.size()];

        int index = 0;

        boolean hasChanges = false;

        for (State windowInfo : mStateForWindow.values()) {

            int changes = windowInfo.mLastReportedParams.copyFrom(windowInfo.mParams);

            hasChanges |= (changes != 0);

            params[index++] = windowInfo.mParams;

        }



        if (hasChanges) {

            try {

                mParentInterface.updateParams(params);

            } catch (RemoteException e) {

            }

        }

    }

}