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Commit dbda026b authored by Diego Vela's avatar Diego Vela Committed by Android (Google) Code Review
Browse files

Merge "Fix emulator not emitting folding feature." into tm-dev

parents 48a15efc cb70f071

libs/WindowManager/Jetpack/src/androidx/window/common/DeviceStateManagerFoldingFeatureProducer.java

+20 −7
Original line number Diff line number Diff line
@@ -31,11 +31,13 @@ import android.util.Log; 
import android.util.SparseIntArray;



import androidx.window.util.BaseDataProducer;

import androidx.window.util.DataProducer;



import com.android.internal.R;



import java.util.List;

import java.util.Optional;

import java.util.Set;



/**

 * An implementation of {@link androidx.window.util.DataProducer} that returns the device's posture
@@ -48,7 +50,6 @@ public final class DeviceStateManagerFoldingFeatureProducer extends 
            DeviceStateManagerFoldingFeatureProducer.class.getSimpleName();

    private static final boolean DEBUG = false;



    private final Context mContext;

    private final SparseIntArray mDeviceStateToPostureMap = new SparseIntArray();



    private int mCurrentDeviceState = INVALID_DEVICE_STATE;
@@ -57,9 +58,12 @@ public final class DeviceStateManagerFoldingFeatureProducer extends 
        mCurrentDeviceState = state;

        notifyDataChanged();

    };

    @NonNull

    private final DataProducer<String> mRawFoldSupplier;



    public DeviceStateManagerFoldingFeatureProducer(@NonNull Context context) {

        mContext = context;

    public DeviceStateManagerFoldingFeatureProducer(@NonNull Context context,

            @NonNull DataProducer<String> rawFoldSupplier) {

        mRawFoldSupplier = rawFoldSupplier;

        String[] deviceStatePosturePairs = context.getResources()

                .getStringArray(R.array.config_device_state_postures);

        for (String deviceStatePosturePair : deviceStatePosturePairs) {
@@ -97,12 +101,21 @@ public final class DeviceStateManagerFoldingFeatureProducer extends 
    @Nullable

    public Optional<List<CommonFoldingFeature>> getData() {

        final int globalHingeState = globalHingeState();

        String displayFeaturesString = mContext.getResources().getString(

                R.string.config_display_features);

        if (TextUtils.isEmpty(displayFeaturesString)) {

        Optional<String> displayFeaturesString = mRawFoldSupplier.getData();

        if (displayFeaturesString.isEmpty() || TextUtils.isEmpty(displayFeaturesString.get())) {

            return Optional.empty();

        }

        return Optional.of(parseListFromString(displayFeaturesString, globalHingeState));

        return Optional.of(parseListFromString(displayFeaturesString.get(), globalHingeState));

    }



    @Override

    protected void onListenersChanged(Set<Runnable> callbacks) {

        super.onListenersChanged(callbacks);

        if (callbacks.isEmpty()) {

            mRawFoldSupplier.removeDataChangedCallback(this::notifyDataChanged);

        } else {

            mRawFoldSupplier.addDataChangedCallback(this::notifyDataChanged);

        }

    }



    private int globalHingeState() {

libs/WindowManager/Jetpack/src/androidx/window/common/SettingsDisplayFeatureProducer.java→libs/WindowManager/Jetpack/src/androidx/window/common/RawFoldingFeatureProducer.java

+41 −33
Original line number Diff line number Diff line
@@ -16,11 +16,6 @@ 


package androidx.window.common;



import static androidx.window.common.CommonFoldingFeature.COMMON_STATE_FLAT;

import static androidx.window.common.CommonFoldingFeature.COMMON_STATE_HALF_OPENED;

import static androidx.window.common.CommonFoldingFeature.COMMON_STATE_UNKNOWN;

import static androidx.window.common.CommonFoldingFeature.parseListFromString;



import android.annotation.NonNull;

import android.content.ContentResolver;

import android.content.Context;
@@ -33,75 +28,88 @@ import android.text.TextUtils; 


import androidx.window.util.BaseDataProducer;



import java.util.Collections;

import java.util.List;

import com.android.internal.R;



import java.util.Optional;

import java.util.Set;



/**

 * Implementation of {@link androidx.window.util.DataProducer} that produces

 * {@link CommonFoldingFeature} parsed from a string stored in {@link Settings}.

 * Implementation of {@link androidx.window.util.DataProducer} that produces a

 * {@link String} that can be parsed to a {@link CommonFoldingFeature}.

 * {@link RawFoldingFeatureProducer} searches for the value in two places. The first check is in

 * settings where the {@link String} property is saved with the key

 * {@link RawFoldingFeatureProducer#DISPLAY_FEATURES}. If this value is null or empty then the

 * value in {@link android.content.res.Resources} is used. If both are empty then

 * {@link RawFoldingFeatureProducer#getData()} returns an empty object.

 * {@link RawFoldingFeatureProducer} listens to changes in the setting so that it can override

 * the system {@link CommonFoldingFeature} data.

 */

public final class SettingsDisplayFeatureProducer

        extends BaseDataProducer<List<CommonFoldingFeature>> {

public final class RawFoldingFeatureProducer extends BaseDataProducer<String> {

    private static final String DISPLAY_FEATURES = "display_features";

    private static final String DEVICE_POSTURE = "device_posture";



    private final Uri mDevicePostureUri =

            Settings.Global.getUriFor(DEVICE_POSTURE);

    private final Uri mDisplayFeaturesUri =

            Settings.Global.getUriFor(DISPLAY_FEATURES);



    private final ContentResolver mResolver;

    private final ContentObserver mObserver;

    private final String mResourceFeature;

    private boolean mRegisteredObservers;



    public SettingsDisplayFeatureProducer(@NonNull Context context) {

    public RawFoldingFeatureProducer(@NonNull Context context) {

        mResolver = context.getContentResolver();

        mObserver = new SettingsObserver();

    }



    private int getPosture() {

        int posture = Settings.Global.getInt(mResolver, DEVICE_POSTURE, COMMON_STATE_UNKNOWN);

        if (posture == COMMON_STATE_HALF_OPENED || posture == COMMON_STATE_FLAT) {

            return posture;

        } else {

            return COMMON_STATE_UNKNOWN;

        }

        mResourceFeature = context.getResources().getString(R.string.config_display_features);

    }



    @Override

    @NonNull

    public Optional<List<CommonFoldingFeature>> getData() {

        String displayFeaturesString = Settings.Global.getString(mResolver, DISPLAY_FEATURES);

    public Optional<String> getData() {

        String displayFeaturesString = getFeatureString();

        if (displayFeaturesString == null) {

            return Optional.empty();

        }

        return Optional.of(displayFeaturesString);

    }



        if (TextUtils.isEmpty(displayFeaturesString)) {

            return Optional.of(Collections.emptyList());

    /**

     * Returns the {@link String} representation for a {@link CommonFoldingFeature} from settings if

     * present and falls back to the resource value if empty or {@code null}.

     */

    private String getFeatureString() {

        String settingsFeature = Settings.Global.getString(mResolver, DISPLAY_FEATURES);

        if (TextUtils.isEmpty(settingsFeature)) {

            return mResourceFeature;

        }

        return settingsFeature;

    }



    @Override

    protected void onListenersChanged(Set<Runnable> callbacks) {

        if (callbacks.isEmpty()) {

            unregisterObserversIfNeeded();

        } else {

            registerObserversIfNeeded();

        }

        return Optional.of(parseListFromString(displayFeaturesString, getPosture()));

    }



    /**

     * Registers settings observers, if needed. When settings observers are registered for this

     * producer callbacks for changes in data will be triggered.

     */

    public void registerObserversIfNeeded() {

    private void registerObserversIfNeeded() {

        if (mRegisteredObservers) {

            return;

        }

        mRegisteredObservers = true;

        mResolver.registerContentObserver(mDisplayFeaturesUri, false /* notifyForDescendants */,

                mObserver /* ContentObserver */);

        mResolver.registerContentObserver(mDevicePostureUri, false, mObserver);

    }



    /**

     * Unregisters settings observers, if needed. When settings observers are unregistered for this

     * producer callbacks for changes in data will not be triggered.

     */

    public void unregisterObserversIfNeeded() {

    private void unregisterObserversIfNeeded() {

        if (!mRegisteredObservers) {

            return;

        }
@@ -116,7 +124,7 @@ public final class SettingsDisplayFeatureProducer 


        @Override

        public void onChange(boolean selfChange, Uri uri) {

            if (mDisplayFeaturesUri.equals(uri) || mDevicePostureUri.equals(uri)) {

            if (mDisplayFeaturesUri.equals(uri)) {

                notifyDataChanged();

            }

        }

libs/WindowManager/Jetpack/src/androidx/window/extensions/layout/WindowLayoutComponentImpl.java

+6 −19
Original line number Diff line number Diff line
@@ -37,9 +37,8 @@ import androidx.annotation.NonNull; 
import androidx.window.common.CommonFoldingFeature;

import androidx.window.common.DeviceStateManagerFoldingFeatureProducer;

import androidx.window.common.EmptyLifecycleCallbacksAdapter;

import androidx.window.common.SettingsDisplayFeatureProducer;

import androidx.window.common.RawFoldingFeatureProducer;

import androidx.window.util.DataProducer;

import androidx.window.util.PriorityDataProducer;



import java.util.ArrayList;

import java.util.List;
@@ -62,17 +61,14 @@ public class WindowLayoutComponentImpl implements WindowLayoutComponent { 
    private final Map<Activity, Consumer<WindowLayoutInfo>> mWindowLayoutChangeListeners =

            new ArrayMap<>();



    private final SettingsDisplayFeatureProducer mSettingsDisplayFeatureProducer;

    private final DataProducer<List<CommonFoldingFeature>> mFoldingFeatureProducer;



    public WindowLayoutComponentImpl(Context context) {

        ((Application) context.getApplicationContext())

                .registerActivityLifecycleCallbacks(new NotifyOnConfigurationChanged());

        mSettingsDisplayFeatureProducer = new SettingsDisplayFeatureProducer(context);

        mFoldingFeatureProducer = new PriorityDataProducer<>(List.of(

                mSettingsDisplayFeatureProducer,

                new DeviceStateManagerFoldingFeatureProducer(context)

        ));

        RawFoldingFeatureProducer foldingFeatureProducer = new RawFoldingFeatureProducer(context);

        mFoldingFeatureProducer = new DeviceStateManagerFoldingFeatureProducer(context,

                foldingFeatureProducer);

        mFoldingFeatureProducer.addDataChangedCallback(this::onDisplayFeaturesChanged);

    }
@@ -85,7 +81,7 @@ public class WindowLayoutComponentImpl implements WindowLayoutComponent { 
    public void addWindowLayoutInfoListener(@NonNull Activity activity,

            @NonNull Consumer<WindowLayoutInfo> consumer) {

        mWindowLayoutChangeListeners.put(activity, consumer);

        updateRegistrations();

        onDisplayFeaturesChanged();

    }



    /**
@@ -96,7 +92,7 @@ public class WindowLayoutComponentImpl implements WindowLayoutComponent { 
    public void removeWindowLayoutInfoListener(

            @NonNull Consumer<WindowLayoutInfo> consumer) {

        mWindowLayoutChangeListeners.values().remove(consumer);

        updateRegistrations();

        onDisplayFeaturesChanged();

    }



    void updateWindowLayout(@NonNull Activity activity,
@@ -210,15 +206,6 @@ public class WindowLayoutComponentImpl implements WindowLayoutComponent { 
        return features;

    }



    private void updateRegistrations() {

        if (hasListeners()) {

            mSettingsDisplayFeatureProducer.registerObserversIfNeeded();

        } else {

            mSettingsDisplayFeatureProducer.unregisterObserversIfNeeded();

        }

        onDisplayFeaturesChanged();

    }



    private final class NotifyOnConfigurationChanged extends EmptyLifecycleCallbacksAdapter {

        @Override

        public void onActivityCreated(Activity activity, Bundle savedInstanceState) {

libs/WindowManager/Jetpack/src/androidx/window/sidecar/SampleSidecarImpl.java

+4 −11
Original line number Diff line number Diff line
@@ -34,9 +34,8 @@ import androidx.annotation.NonNull; 
import androidx.window.common.CommonFoldingFeature;

import androidx.window.common.DeviceStateManagerFoldingFeatureProducer;

import androidx.window.common.EmptyLifecycleCallbacksAdapter;

import androidx.window.common.SettingsDisplayFeatureProducer;

import androidx.window.common.RawFoldingFeatureProducer;

import androidx.window.util.DataProducer;

import androidx.window.util.PriorityDataProducer;



import java.util.ArrayList;

import java.util.Collections;
@@ -52,16 +51,13 @@ class SampleSidecarImpl extends StubSidecar { 


    private final DataProducer<List<CommonFoldingFeature>> mFoldingFeatureProducer;



    private final SettingsDisplayFeatureProducer mSettingsFoldingFeatureProducer;



    SampleSidecarImpl(Context context) {

        ((Application) context.getApplicationContext())

                .registerActivityLifecycleCallbacks(new NotifyOnConfigurationChanged());

        mSettingsFoldingFeatureProducer = new SettingsDisplayFeatureProducer(context);

        mFoldingFeatureProducer = new PriorityDataProducer<>(List.of(

                mSettingsFoldingFeatureProducer,

                new DeviceStateManagerFoldingFeatureProducer(context)

        ));

        DataProducer<String> settingsFeatureProducer = new RawFoldingFeatureProducer(context);

        mFoldingFeatureProducer = new DeviceStateManagerFoldingFeatureProducer(context,

                settingsFeatureProducer);



        mFoldingFeatureProducer.addDataChangedCallback(this::onDisplayFeaturesChanged);

    }
@@ -142,10 +138,7 @@ class SampleSidecarImpl extends StubSidecar { 
    @Override

    protected void onListenersChanged() {

        if (hasListeners()) {

            mSettingsFoldingFeatureProducer.registerObserversIfNeeded();

            onDisplayFeaturesChanged();

        } else {

            mSettingsFoldingFeatureProducer.unregisterObserversIfNeeded();

        }

    }

libs/WindowManager/Jetpack/src/androidx/window/util/BaseDataProducer.java

+4 −0
Original line number Diff line number Diff line
@@ -33,13 +33,17 @@ public abstract class BaseDataProducer<T> implements DataProducer<T> { 
    @Override

    public final void addDataChangedCallback(@NonNull Runnable callback) {

        mCallbacks.add(callback);

        onListenersChanged(mCallbacks);

    }



    @Override

    public final void removeDataChangedCallback(@NonNull Runnable callback) {

        mCallbacks.remove(callback);

        onListenersChanged(mCallbacks);

    }



    protected void onListenersChanged(Set<Runnable> callbacks) {}



    /**

     * Called to notify all registered callbacks that the data provided by {@link #getData()} has

     * changed.