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Commit 169dd227 authored by Treehugger Robot's avatar Treehugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Limit letterboxing to CameraCompat in freeform." into main

parents 2faf819d c2d16883

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

+1 −1
Original line number Diff line number Diff line
@@ -8507,7 +8507,7 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A 
        final boolean isFixedOrientationLetterboxAllowed = !getLaunchedFromBubble()

                && (parentWindowingMode == WINDOWING_MODE_MULTI_WINDOW

                        || parentWindowingMode == WINDOWING_MODE_FULLSCREEN

                        || AppCompatCameraPolicy.shouldCameraCompatControlOrientation(this)

                        || AppCompatCameraPolicy.isFreeformLetterboxingForCameraAllowed(this)

                        // When starting to switch between PiP and fullscreen, the task is pinned

                        // and the activity is fullscreen. But only allow to apply letterbox if the

                        // activity is exiting PiP because an entered PiP should fill the task.

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

+11 −0
Original line number Diff line number Diff line
@@ -192,6 +192,17 @@ class AppCompatCameraPolicy { 
                                .shouldCameraCompatControlOrientation(activity));

    }



    // TODO(b/369070416): have policies implement the same interface.

    static boolean isFreeformLetterboxingForCameraAllowed(@NonNull ActivityRecord activity) {

        final AppCompatCameraPolicy cameraPolicy = getAppCompatCameraPolicy(activity);

        if (cameraPolicy == null) {

            return false;

        }

        return cameraPolicy.mCameraCompatFreeformPolicy != null

                        && cameraPolicy.mCameraCompatFreeformPolicy

                                .isFreeformLetterboxingForCameraAllowed(activity);

    }



    // TODO(b/369070416): have policies implement the same interface.

    static boolean shouldCameraCompatControlAspectRatio(@NonNull ActivityRecord activity) {

        final AppCompatCameraPolicy cameraPolicy = getAppCompatCameraPolicy(activity);

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

+10 −0
Original line number Diff line number Diff line
@@ -205,6 +205,16 @@ final class CameraCompatFreeformPolicy implements CameraStateMonitor.CameraCompa 
        }

    }



    /**

     * Returns true if letterboxing should be allowed for camera apps, even if otherwise it isn't.

     *

     * <p>Camera compat is currently the only use-case of letterboxing for desktop windowing.

     */

    boolean isFreeformLetterboxingForCameraAllowed(@NonNull ActivityRecord activity) {

        // Letterboxing is normally not allowed in desktop windowing.

        return isCameraRunningAndWindowingModeEligible(activity);

    }



    boolean shouldCameraCompatControlOrientation(@NonNull ActivityRecord activity) {

        return isCameraRunningAndWindowingModeEligible(activity);

    }

services/tests/wmtests/src/com/android/server/wm/ActivityRecordTests.java

+100 −0
Original line number Diff line number Diff line
@@ -32,6 +32,8 @@ import static android.content.pm.ActivityInfo.LOCK_TASK_LAUNCH_MODE_ALWAYS; 
import static android.content.pm.ActivityInfo.LOCK_TASK_LAUNCH_MODE_DEFAULT;

import static android.content.pm.ActivityInfo.LOCK_TASK_LAUNCH_MODE_IF_ALLOWLISTED;

import static android.content.pm.ActivityInfo.LOCK_TASK_LAUNCH_MODE_NEVER;

import static android.content.pm.ActivityInfo.OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT;

import static android.content.pm.ActivityInfo.RESIZE_MODE_RESIZEABLE;

import static android.content.pm.ActivityInfo.RESIZE_MODE_UNRESIZEABLE;

import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_BEHIND;

import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE;
@@ -124,6 +126,7 @@ import android.app.servertransaction.ClientTransactionItem; 
import android.app.servertransaction.DestroyActivityItem;

import android.app.servertransaction.PauseActivityItem;

import android.app.servertransaction.WindowStateResizeItem;

import android.compat.testing.PlatformCompatChangeRule;

import android.content.ComponentName;

import android.content.Intent;

import android.content.pm.ActivityInfo;
@@ -138,6 +141,7 @@ import android.os.Bundle; 
import android.os.PersistableBundle;

import android.os.Process;

import android.os.RemoteException;

import android.platform.test.annotations.EnableFlags;

import android.platform.test.annotations.Presubmit;

import android.provider.DeviceConfig;

import android.util.MutableBoolean;
@@ -159,9 +163,13 @@ import com.android.internal.R; 
import com.android.server.wm.ActivityRecord.State;

import com.android.window.flags.Flags;



import libcore.junit.util.compat.CoreCompatChangeRule.EnableCompatChanges;



import org.junit.Assert;

import org.junit.Before;

import org.junit.Rule;

import org.junit.Test;

import org.junit.rules.TestRule;

import org.junit.runner.RunWith;

import org.mockito.ArgumentCaptor;

import org.mockito.invocation.InvocationOnMock;
@@ -183,6 +191,9 @@ import java.util.function.Consumer; 
@RunWith(WindowTestRunner.class)

public class ActivityRecordTests extends WindowTestsBase {



    @Rule

    public TestRule compatChangeRule = new PlatformCompatChangeRule();



    private final String mPackageName = getInstrumentation().getTargetContext().getPackageName();



    private static final int ORIENTATION_CONFIG_CHANGES =
@@ -720,6 +731,64 @@ public class ActivityRecordTests extends WindowTestsBase { 
                .isLetterboxedForFixedOrientationAndAspectRatio());

    }



    @Test

    @EnableFlags(Flags.FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})

    public void testOrientation_allowFixedOrientationForCameraCompatInFreeformWindowing() {

        final ActivityRecord activity = setupDisplayAndActivityForCameraCompat(

                /* isCameraRunning= */ true, WINDOWING_MODE_FREEFORM);



        // Task in landscape.

        assertEquals(ORIENTATION_LANDSCAPE, activity.getTask().getConfiguration().orientation);

        // The app should be letterboxed.

        assertEquals(ORIENTATION_PORTRAIT, activity.getConfiguration().orientation);

        assertTrue(activity.mAppCompatController.getAppCompatAspectRatioPolicy()

                .isLetterboxedForFixedOrientationAndAspectRatio());

    }



    @Test

    public void testOrientation_dontAllowFixedOrientationForCameraCompatFreeformIfNotEnabled() {

        final ActivityRecord activity = setupDisplayAndActivityForCameraCompat(

                /* isCameraRunning= */ true, WINDOWING_MODE_FREEFORM);



        // Task in landscape.

        assertEquals(ORIENTATION_LANDSCAPE, activity.getTask().getConfiguration().orientation);

        // Activity is not letterboxed.

        assertEquals(ORIENTATION_LANDSCAPE, activity.getConfiguration().orientation);

        assertFalse(activity.mAppCompatController.getAppCompatAspectRatioPolicy()

                .isLetterboxedForFixedOrientationAndAspectRatio());

    }



    @Test

    @EnableFlags(Flags.FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})

    public void testOrientation_noFixedOrientationForCameraCompatFreeformIfCameraNotRunning() {

        final ActivityRecord activity = setupDisplayAndActivityForCameraCompat(

                /* isCameraRunning= */ false, WINDOWING_MODE_FREEFORM);



        // Task in landscape.

        assertEquals(ORIENTATION_LANDSCAPE, activity.getTask().getConfiguration().orientation);

        // Activity is not letterboxed.

        assertEquals(ORIENTATION_LANDSCAPE, activity.getConfiguration().orientation);

        assertFalse(activity.mAppCompatController.getAppCompatAspectRatioPolicy()

                .isLetterboxedForFixedOrientationAndAspectRatio());

    }



    @Test

    @EnableFlags(Flags.FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})

    public void testOrientation_dontAllowFixedOrientationForCameraCompatFreeformIfInPip() {

        final ActivityRecord activity = setupDisplayAndActivityForCameraCompat(

                /* isCameraRunning= */ true, WINDOWING_MODE_PINNED);



        // Task in landscape.

        assertEquals(ORIENTATION_LANDSCAPE, activity.getTask().getConfiguration().orientation);

        // Activity is not letterboxed.

        assertEquals(ORIENTATION_LANDSCAPE, activity.getConfiguration().orientation);

        assertFalse(activity.mAppCompatController.getAppCompatAspectRatioPolicy()

                .isLetterboxedForFixedOrientationAndAspectRatio());

    }



    @Test

    public void testShouldMakeActive_deferredResume() {

        final ActivityRecord activity = createActivityWithTask();
@@ -3704,6 +3773,37 @@ public class ActivityRecordTests extends WindowTestsBase { 
        assertTrue(appWindow.mResizeReported);

    }



    private ActivityRecord setupDisplayAndActivityForCameraCompat(boolean isCameraRunning,

            int windowingMode) {

        doReturn(true).when(() -> DesktopModeHelper.canEnterDesktopMode(any()));

        // Create a new DisplayContent so that the flag values create the camera freeform policy.

        mDisplayContent = new TestDisplayContent.Builder(mAtm, mDisplayContent.getSurfaceWidth(),

                mDisplayContent.getSurfaceHeight()).build();

        final CameraStateMonitor cameraStateMonitor = mDisplayContent.mAppCompatCameraPolicy

                .mCameraStateMonitor;

        spyOn(cameraStateMonitor);

        doReturn(isCameraRunning).when(cameraStateMonitor).isCameraRunningForActivity(any());

        final TaskDisplayArea tda = mDisplayContent.getDefaultTaskDisplayArea();

        spyOn(tda);

        doReturn(true).when(tda).supportsNonResizableMultiWindow();

        final Task rootTask = new TaskBuilder(mSupervisor).setDisplay(mDisplayContent)

                .setWindowingMode(windowingMode).build();

        doReturn(mDisplayContent.getDisplayInfo())

                .when(mDisplayContent.mWmService.mDisplayManagerInternal).getDisplayInfo(anyInt());

        rootTask.setBounds(0, 0, 1000, 500);

        final ActivityRecord activity = new ActivityBuilder(mAtm)

                .setComponent(ComponentName.createRelative(mContext,

                        com.android.server.wm.ActivityRecordTests.class.getName()))

                .setParentTask(rootTask)

                .setCreateTask(true)

                .setOnTop(true)

                .setResizeMode(RESIZE_MODE_RESIZEABLE)

                .setScreenOrientation(SCREEN_ORIENTATION_PORTRAIT)

                .build();

        activity.mAppCompatController.getAppCompatSizeCompatModePolicy().clearSizeCompatMode();

        return activity;

    }



    private void assertHasStartingWindow(ActivityRecord atoken) {

        assertNotNull(atoken.mStartingSurface);

        assertNotNull(atoken.mStartingData);

services/tests/wmtests/src/com/android/server/wm/CameraCompatFreeformPolicyTests.java

+52 −0
Original line number Diff line number Diff line
@@ -202,6 +202,58 @@ public class CameraCompatFreeformPolicyTests extends WindowTestsBase { 
        assertTrue(mCameraCompatFreeformPolicy.isCameraRunningAndWindowingModeEligible(mActivity));

    }



    @Test

    @DisableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})

    public void testIsFreeformLetterboxingForCameraAllowed_featureDisabled_returnsFalse() {

        configureActivity(SCREEN_ORIENTATION_PORTRAIT);



        mCameraAvailabilityCallback.onCameraOpened(CAMERA_ID_1, TEST_PACKAGE_1);



        assertFalse(mCameraCompatFreeformPolicy.isFreeformLetterboxingForCameraAllowed(mActivity));

    }



    @Test

    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    public void testIsFreeformLetterboxingForCameraAllowed_overrideDisabled_returnsFalse() {

        configureActivity(SCREEN_ORIENTATION_PORTRAIT);



        mCameraAvailabilityCallback.onCameraOpened(CAMERA_ID_1, TEST_PACKAGE_1);



        assertFalse(mCameraCompatFreeformPolicy.isFreeformLetterboxingForCameraAllowed(mActivity));

    }



    @Test

    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})

    public void testIsFreeformLetterboxingForCameraAllowed_cameraNotRunning_returnsFalse() {

        configureActivity(SCREEN_ORIENTATION_PORTRAIT);



        assertFalse(mCameraCompatFreeformPolicy.isFreeformLetterboxingForCameraAllowed(mActivity));

    }



    @Test

    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})

    public void testIsFreeformLetterboxingForCameraAllowed_notFreeformWindowing_returnsFalse() {

        configureActivity(SCREEN_ORIENTATION_PORTRAIT, WINDOWING_MODE_FULLSCREEN);



        mCameraAvailabilityCallback.onCameraOpened(CAMERA_ID_1, TEST_PACKAGE_1);



        assertFalse(mCameraCompatFreeformPolicy.isFreeformLetterboxingForCameraAllowed(mActivity));

    }



    @Test

    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})

    public void testIsFreeformLetterboxingForCameraAllowed_optInFreeformCameraRunning_true() {

        configureActivity(SCREEN_ORIENTATION_PORTRAIT);



        mCameraAvailabilityCallback.onCameraOpened(CAMERA_ID_1, TEST_PACKAGE_1);



        assertTrue(mCameraCompatFreeformPolicy.isFreeformLetterboxingForCameraAllowed(mActivity));

    }



    @Test

    @EnableFlags(FLAG_ENABLE_CAMERA_COMPAT_FOR_DESKTOP_WINDOWING)

    @EnableCompatChanges({OVERRIDE_CAMERA_COMPAT_ENABLE_FREEFORM_WINDOWING_TREATMENT})