Add App Buttons to the App Settings page (7fc0b3a7) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/spa/app/appsettings/AppButtonRepository.kt

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		/*
		* Copyright (C) 2022 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 com.android.settings.spa.app.appsettings

		import android.app.ActivityManager
		import android.app.admin.DevicePolicyManager
		import android.content.Context
		import android.content.pm.ApplicationInfo
		import android.content.pm.PackageManager
		import android.content.pm.ResolveInfo
		import android.os.UserManager
		import com.android.settingslib.RestrictedLockUtilsInternal
		import com.android.settingslib.Utils
		import com.android.settingslib.spaprivileged.model.app.userId

		class AppButtonRepository(private val context: Context) {
		private val packageManager = context.packageManager
		private val devicePolicyManager = context.getSystemService(DevicePolicyManager::class.java)!!

		/**
		* Checks whether the given application is disallowed from modifying.
		*/
		fun isDisallowControl(app: ApplicationInfo): Boolean = when {
		// Not allow to control the device provisioning package.
		Utils.isDeviceProvisioningPackage(context.resources, app.packageName) -> true

		// If the uninstallation intent is already queued, disable the button.
		devicePolicyManager.isUninstallInQueue(app.packageName) -> true

		RestrictedLockUtilsInternal.hasBaseUserRestriction(
		context, UserManager.DISALLOW_APPS_CONTROL, app.userId
		) -> true

		else -> false
		}

		/**
		* Checks whether the given application is an active admin.
		*/
		fun isActiveAdmin(app: ApplicationInfo): Boolean =
		devicePolicyManager.packageHasActiveAdmins(app.packageName, app.userId)

		fun getHomePackageInfo(): AppUninstallButton.HomePackages {
		val homePackages = mutableSetOf<String>()
		val homeActivities = ArrayList<ResolveInfo>()
		val currentDefaultHome = packageManager.getHomeActivities(homeActivities)
		homeActivities.map { it.activityInfo }.forEach {
		homePackages.add(it.packageName)
		// Also make sure to include anything proxying for the home app
		val metaPackageName = it.metaData?.getString(ActivityManager.META_HOME_ALTERNATE)
		if (metaPackageName != null && signaturesMatch(metaPackageName, it.packageName)) {
		homePackages.add(metaPackageName)
		}
		}
		return AppUninstallButton.HomePackages(homePackages, currentDefaultHome)
		}

		private fun signaturesMatch(packageName1: String, packageName2: String): Boolean = try {
		packageManager.checkSignatures(packageName1, packageName2) >= PackageManager.SIGNATURE_MATCH
		} catch (e: Exception) {
		// e.g. named alternate package not found during lookup; this is an expected case sometimes
		false
		}
		}

src/com/android/settings/spa/app/appsettings/AppButtons.kt

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		/*
		* Copyright (C) 2022 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 com.android.settings.spa.app.appsettings

		import android.content.pm.PackageInfo
		import androidx.compose.runtime.Composable
		import androidx.compose.runtime.collectAsState
		import androidx.compose.runtime.remember
		import com.android.settingslib.spa.widget.button.ActionButton
		import com.android.settingslib.spa.widget.button.ActionButtons
		import kotlinx.coroutines.flow.map

		@Composable
		fun AppButtons(packageInfoPresenter: PackageInfoPresenter) {
		val appButtonsHolder = remember { AppButtonsHolder(packageInfoPresenter) }
		appButtonsHolder.Dialogs()
		ActionButtons(actionButtons = appButtonsHolder.rememberActionsButtons().value)
		}

		private class AppButtonsHolder(private val packageInfoPresenter: PackageInfoPresenter) {
		private val appLaunchButton = AppLaunchButton(context = packageInfoPresenter.context)
		private val appDisableButton = AppDisableButton(packageInfoPresenter)
		private val appUninstallButton = AppUninstallButton(packageInfoPresenter)
		private val appForceStopButton = AppForceStopButton(packageInfoPresenter)

		@Composable
		fun rememberActionsButtons() = remember {
		packageInfoPresenter.flow.map { packageInfo ->
		if (packageInfo != null) getActionButtons(packageInfo) else emptyList()
		}
		}.collectAsState(initial = emptyList())

		private fun getActionButtons(packageInfo: PackageInfo): List<ActionButton> = listOfNotNull(
		appLaunchButton.getActionButton(packageInfo),
		appDisableButton.getActionButton(packageInfo),
		appUninstallButton.getActionButton(packageInfo),
		appForceStopButton.getActionButton(packageInfo),
		)

		@Composable
		fun Dialogs() {
		appDisableButton.DisableConfirmDialog()
		appForceStopButton.ForceStopConfirmDialog()
		}
		}

src/com/android/settings/spa/app/appsettings/AppDisableButton.kt

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		/*
		* Copyright (C) 2022 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 com.android.settings.spa.app.appsettings

		import android.app.admin.DevicePolicyManager
		import android.content.pm.ApplicationInfo
		import android.content.pm.PackageInfo
		import android.os.UserManager
		import androidx.compose.material.icons.Icons
		import androidx.compose.material.icons.outlined.ArrowCircleDown
		import androidx.compose.material.icons.outlined.HideSource
		import androidx.compose.material3.AlertDialog
		import androidx.compose.material3.Text
		import androidx.compose.material3.TextButton
		import androidx.compose.runtime.Composable
		import androidx.compose.runtime.getValue
		import androidx.compose.runtime.mutableStateOf
		import androidx.compose.runtime.setValue
		import androidx.compose.ui.res.stringResource
		import com.android.settings.R
		import com.android.settings.Utils
		import com.android.settings.overlay.FeatureFactory
		import com.android.settingslib.Utils as SettingsLibUtils
		import com.android.settingslib.spa.widget.button.ActionButton
		import com.android.settingslib.spaprivileged.model.app.hasFlag
		import com.android.settingslib.spaprivileged.model.app.isDisabledUntilUsed

		class AppDisableButton(
		private val packageInfoPresenter: PackageInfoPresenter,
		) {
		private val context = packageInfoPresenter.context
		private val appButtonRepository = AppButtonRepository(context)
		private val resources = context.resources
		private val packageManager = context.packageManager
		private val userManager = context.getSystemService(UserManager::class.java)!!
		private val devicePolicyManager = context.getSystemService(DevicePolicyManager::class.java)!!
		private val applicationFeatureProvider =
		FeatureFactory.getFactory(context).getApplicationFeatureProvider(context)

		private var openConfirmDialog by mutableStateOf(false)

		fun getActionButton(packageInfo: PackageInfo): ActionButton? {
		val app = packageInfo.applicationInfo
		if (!app.hasFlag(ApplicationInfo.FLAG_SYSTEM)) return null

		return when {
		app.enabled && !app.isDisabledUntilUsed() -> {
		disableButton(enabled = isDisableButtonEnabled(packageInfo))
		}

		else -> enableButton()
		}
		}

		/**
		* Gets whether a package can be disabled.
		*/
		private fun isDisableButtonEnabled(packageInfo: PackageInfo): Boolean {
		val packageName = packageInfo.packageName
		val app = packageInfo.applicationInfo
		return when {
		packageName in applicationFeatureProvider.keepEnabledPackages -> false

		// Home launcher apps need special handling. In system ones we don't risk downgrading
		// because that can interfere with home-key resolution.
		packageName in appButtonRepository.getHomePackageInfo().homePackages -> false

		// Try to prevent the user from bricking their phone by not allowing disabling of apps
		// signed with the system certificate.
		SettingsLibUtils.isSystemPackage(resources, packageManager, packageInfo) -> false

		// If this is a device admin, it can't be disabled.
		appButtonRepository.isActiveAdmin(app) -> false

		// We don't allow disabling DO/PO on any users if it's a system app, because
		// "disabling" is actually "downgrade to the system version + disable", and "downgrade"
		// will clear data on all users.
		Utils.isProfileOrDeviceOwner(userManager, devicePolicyManager, packageName) -> false

		appButtonRepository.isDisallowControl(app) -> false

		// system/vendor resource overlays can never be disabled.
		app.isResourceOverlay -> false

		else -> true
		}
		}

		private fun disableButton(enabled: Boolean) = ActionButton(
		text = context.getString(R.string.disable_text),
		imageVector = Icons.Outlined.HideSource,
		enabled = enabled,
		) { openConfirmDialog = true }

		private fun enableButton() = ActionButton(
		text = context.getString(R.string.enable_text),
		imageVector = Icons.Outlined.ArrowCircleDown,
		) { packageInfoPresenter.enable() }

		@Composable
		fun DisableConfirmDialog() {
		if (!openConfirmDialog) return
		AlertDialog(
		onDismissRequest = { openConfirmDialog = false },
		confirmButton = {
		TextButton(
		onClick = {
		openConfirmDialog = false
		packageInfoPresenter.disable()
		},
		) {
		Text(stringResource(R.string.app_disable_dlg_positive))
		}
		},
		dismissButton = {
		TextButton(onClick = { openConfirmDialog = false }) {
		Text(stringResource(R.string.cancel))
		}
		},
		text = {
		Text(stringResource(R.string.app_disable_dlg_text))
		},
		)
		}
		}

src/com/android/settings/spa/app/appsettings/AppForceStopButton.kt

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		/*
		* Copyright (C) 2022 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 com.android.settings.spa.app.appsettings

		import android.app.settings.SettingsEnums
		import android.content.pm.ApplicationInfo
		import android.content.pm.PackageInfo
		import android.os.UserManager
		import androidx.compose.material.icons.Icons
		import androidx.compose.material.icons.outlined.WarningAmber
		import androidx.compose.material3.AlertDialog
		import androidx.compose.material3.Text
		import androidx.compose.material3.TextButton
		import androidx.compose.runtime.Composable
		import androidx.compose.runtime.getValue
		import androidx.compose.runtime.mutableStateOf
		import androidx.compose.runtime.setValue
		import androidx.compose.ui.res.stringResource
		import com.android.settings.R
		import com.android.settingslib.RestrictedLockUtils
		import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin
		import com.android.settingslib.RestrictedLockUtilsInternal
		import com.android.settingslib.spa.widget.button.ActionButton
		import com.android.settingslib.spaprivileged.model.app.hasFlag
		import com.android.settingslib.spaprivileged.model.app.userId

		class AppForceStopButton(
		private val packageInfoPresenter: PackageInfoPresenter,
		) {
		private val context = packageInfoPresenter.context
		private val appButtonRepository = AppButtonRepository(context)
		private val packageManager = context.packageManager

		private var openConfirmDialog by mutableStateOf(false)

		fun getActionButton(packageInfo: PackageInfo): ActionButton {
		val app = packageInfo.applicationInfo
		return ActionButton(
		text = context.getString(R.string.force_stop),
		imageVector = Icons.Outlined.WarningAmber,
		enabled = isForceStopButtonEnable(app),
		) { onForceStopButtonClicked(app) }
		}

		/**
		* Gets whether a package can be force stopped.
		*/
		private fun isForceStopButtonEnable(app: ApplicationInfo): Boolean = when {
		// User can't force stop device admin.
		appButtonRepository.isActiveAdmin(app) -> false

		appButtonRepository.isDisallowControl(app) -> false

		// If the app isn't explicitly stopped, then always show the force stop button.
		else -> !app.hasFlag(ApplicationInfo.FLAG_STOPPED)
		}

		private fun onForceStopButtonClicked(app: ApplicationInfo) {
		packageInfoPresenter.logAction(SettingsEnums.ACTION_APP_INFO_FORCE_STOP)
		getAdminRestriction(app)?.let { admin ->
		RestrictedLockUtils.sendShowAdminSupportDetailsIntent(context, admin)
		return
		}
		openConfirmDialog = true
		}

		private fun getAdminRestriction(app: ApplicationInfo): EnforcedAdmin? = when {
		packageManager.isPackageStateProtected(app.packageName, app.userId) -> {
		RestrictedLockUtilsInternal.getDeviceOwner(context)
		}

		else -> RestrictedLockUtilsInternal.checkIfRestrictionEnforced(
		context, UserManager.DISALLOW_APPS_CONTROL, app.userId
		)
		}

		@Composable
		fun ForceStopConfirmDialog() {
		if (!openConfirmDialog) return
		AlertDialog(
		onDismissRequest = { openConfirmDialog = false },
		confirmButton = {
		TextButton(
		onClick = {
		openConfirmDialog = false
		packageInfoPresenter.forceStop()
		},
		) {
		Text(stringResource(R.string.okay))
		}
		},
		dismissButton = {
		TextButton(onClick = { openConfirmDialog = false }) {
		Text(stringResource(R.string.cancel))
		}
		},
		title = {
		Text(stringResource(R.string.force_stop_dlg_title))
		},
		text = {
		Text(stringResource(R.string.force_stop_dlg_text))
		},
		)
		}
		}

src/com/android/settings/spa/app/appsettings/AppLaunchButton.kt

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		/*
		* Copyright (C) 2022 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 com.android.settings.spa.app.appsettings

		import android.content.Context
		import android.content.Intent
		import android.content.pm.ApplicationInfo
		import android.content.pm.PackageInfo
		import androidx.compose.material.icons.Icons
		import androidx.compose.material.icons.outlined.Launch
		import com.android.settings.R
		import com.android.settingslib.spa.widget.button.ActionButton
		import com.android.settingslib.spaprivileged.model.app.userHandle

		class AppLaunchButton(private val context: Context) {
		private val packageManager = context.packageManager

		fun getActionButton(packageInfo: PackageInfo): ActionButton? =
		packageManager.getLaunchIntentForPackage(packageInfo.packageName)?.let { intent ->
		launchButton(intent, packageInfo.applicationInfo)
		}

		private fun launchButton(intent: Intent, app: ApplicationInfo) = ActionButton(
		text = context.getString(R.string.launch_instant_app),
		imageVector = Icons.Outlined.Launch,
		) {
		context.startActivityAsUser(intent, app.userHandle)
		}
		}