Merge "[Central Surfaces] Make SystemBarAttributesListener a singleton." into udc-dev

import android.view.WindowInsetsController.Behavior

import com.android.internal.statusbar.LetterboxDetails

import com.android.internal.view.AppearanceRegion

import com.android.systemui.Dumpable

import com.android.systemui.dagger.SysUISingleton

import com.android.systemui.dump.DumpManager

import com.android.systemui.statusbar.SysuiStatusBarStateController

import com.android.systemui.statusbar.phone.dagger.CentralSurfacesComponent

import com.android.systemui.statusbar.phone.dagger.CentralSurfacesComponent.CentralSurfacesScope

import java.io.PrintWriter

import javax.inject.Inject

 * It is responsible for modifying any attributes if necessary, and then notifying the other

 * downstream listeners.

 */

@CentralSurfacesScope

@SysUISingleton

class SystemBarAttributesListener

@Inject

internal constructor(

    private val letterboxAppearanceCalculator: LetterboxAppearanceCalculator,

    private val statusBarStateController: SysuiStatusBarStateController,

    private val lightBarController: LightBarController,

    private val dumpManager: DumpManager,

) : CentralSurfacesComponent.Startable, StatusBarBoundsProvider.BoundsChangeListener {

    dumpManager: DumpManager,

) : Dumpable, StatusBarBoundsProvider.BoundsChangeListener {

    private var lastLetterboxAppearance: LetterboxAppearance? = null

    private var lastSystemBarAttributesParams: SystemBarAttributesParams? = null

    override fun start() {

        dumpManager.registerDumpable(javaClass.simpleName, this::dump)

    }

    override fun stop() {

        dumpManager.unregisterDumpable(javaClass.simpleName)

    init {

        dumpManager.registerCriticalDumpable(this)

    }

    override fun onStatusBarBoundsChanged() {

    private fun shouldUseLetterboxAppearance(letterboxDetails: Array<LetterboxDetails>) =

        letterboxDetails.isNotEmpty()

    private fun dump(printWriter: PrintWriter, strings: Array<String>) {

    override fun dump(printWriter: PrintWriter, strings: Array<String>) {

        printWriter.println("lastSystemBarAttributesParams: $lastSystemBarAttributesParams")

        printWriter.println("lastLetterboxAppearance: $lastLetterboxAppearance")

    }

package com.android.systemui.statusbar.phone.dagger;

import com.android.systemui.statusbar.phone.SystemBarAttributesListener;

import dagger.Binds;

import dagger.Module;

import dagger.multibindings.IntoSet;

import dagger.multibindings.Multibinds;

import java.util.Set;

interface CentralSurfacesStartableModule {

    @Multibinds

    Set<CentralSurfacesComponent.Startable> multibindStartables();

    @Binds

    @IntoSet

    CentralSurfacesComponent.Startable sysBarAttrsListener(

            SystemBarAttributesListener systemBarAttributesListener);

}