484 lines
19 KiB
Java
484 lines
19 KiB
Java
package com.android.settingslib;
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import android.annotation.ColorInt;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.content.pm.Signature;
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import android.content.pm.UserInfo;
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import android.content.res.ColorStateList;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.graphics.Bitmap;
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import android.graphics.Color;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.location.LocationManager;
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import android.media.AudioManager;
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import android.net.ConnectivityManager;
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import android.os.BatteryManager;
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import android.os.SystemProperties;
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import android.os.UserHandle;
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import android.os.UserManager;
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import android.print.PrintManager;
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import android.provider.Settings;
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import android.telephony.AccessNetworkConstants;
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import android.telephony.NetworkRegistrationInfo;
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import android.telephony.ServiceState;
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import androidx.annotation.NonNull;
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import com.android.internal.annotations.VisibleForTesting;
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import com.android.internal.util.UserIcons;
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import com.android.launcher3.icons.IconFactory;
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import com.android.settingslib.drawable.UserIconDrawable;
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import com.android.settingslib.fuelgauge.BatteryStatus;
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import java.text.NumberFormat;
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public class Utils {
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@VisibleForTesting
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static final String STORAGE_MANAGER_ENABLED_PROPERTY =
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"ro.storage_manager.enabled";
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private static Signature[] sSystemSignature;
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private static String sPermissionControllerPackageName;
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private static String sServicesSystemSharedLibPackageName;
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private static String sSharedSystemSharedLibPackageName;
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static final int[] WIFI_PIE = {
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com.android.internal.R.drawable.ic_wifi_signal_0,
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com.android.internal.R.drawable.ic_wifi_signal_1,
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com.android.internal.R.drawable.ic_wifi_signal_2,
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com.android.internal.R.drawable.ic_wifi_signal_3,
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com.android.internal.R.drawable.ic_wifi_signal_4
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};
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public static void updateLocationEnabled(Context context, boolean enabled, int userId,
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int source) {
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Settings.Secure.putIntForUser(
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context.getContentResolver(), Settings.Secure.LOCATION_CHANGER, source,
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userId);
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LocationManager locationManager = context.getSystemService(LocationManager.class);
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locationManager.setLocationEnabledForUser(enabled, UserHandle.of(userId));
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}
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/**
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* Return string resource that best describes combination of tethering
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* options available on this device.
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*/
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public static int getTetheringLabel(ConnectivityManager cm) {
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String[] usbRegexs = cm.getTetherableUsbRegexs();
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String[] wifiRegexs = cm.getTetherableWifiRegexs();
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String[] bluetoothRegexs = cm.getTetherableBluetoothRegexs();
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boolean usbAvailable = usbRegexs.length != 0;
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boolean wifiAvailable = wifiRegexs.length != 0;
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boolean bluetoothAvailable = bluetoothRegexs.length != 0;
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if (wifiAvailable && usbAvailable && bluetoothAvailable) {
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return R.string.tether_settings_title_all;
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} else if (wifiAvailable && usbAvailable) {
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return R.string.tether_settings_title_all;
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} else if (wifiAvailable && bluetoothAvailable) {
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return R.string.tether_settings_title_all;
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} else if (wifiAvailable) {
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return R.string.tether_settings_title_wifi;
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} else if (usbAvailable && bluetoothAvailable) {
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return R.string.tether_settings_title_usb_bluetooth;
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} else if (usbAvailable) {
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return R.string.tether_settings_title_usb;
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} else {
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return R.string.tether_settings_title_bluetooth;
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}
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}
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/**
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* Returns a label for the user, in the form of "User: user name" or "Work profile".
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*/
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public static String getUserLabel(Context context, UserInfo info) {
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String name = info != null ? info.name : null;
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if (info.isManagedProfile()) {
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// We use predefined values for managed profiles
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return context.getString(R.string.managed_user_title);
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} else if (info.isGuest()) {
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name = context.getString(R.string.user_guest);
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}
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if (name == null && info != null) {
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name = Integer.toString(info.id);
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} else if (info == null) {
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name = context.getString(R.string.unknown);
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}
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return context.getResources().getString(R.string.running_process_item_user_label, name);
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}
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/**
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* Returns a circular icon for a user.
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*/
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public static Drawable getUserIcon(Context context, UserManager um, UserInfo user) {
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final int iconSize = UserIconDrawable.getSizeForList(context);
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if (user.isManagedProfile()) {
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Drawable drawable = UserIconDrawable.getManagedUserDrawable(context);
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drawable.setBounds(0, 0, iconSize, iconSize);
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return drawable;
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}
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if (user.iconPath != null) {
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Bitmap icon = um.getUserIcon(user.id);
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if (icon != null) {
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return new UserIconDrawable(iconSize).setIcon(icon).bake();
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}
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}
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return new UserIconDrawable(iconSize).setIconDrawable(
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UserIcons.getDefaultUserIcon(context.getResources(), user.id, /* light= */ false))
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.bake();
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}
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/** Formats a double from 0.0..100.0 with an option to round **/
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public static String formatPercentage(double percentage, boolean round) {
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final int localPercentage = round ? Math.round((float) percentage) : (int) percentage;
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return formatPercentage(localPercentage);
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}
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/** Formats the ratio of amount/total as a percentage. */
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public static String formatPercentage(long amount, long total) {
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return formatPercentage(((double) amount) / total);
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}
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/** Formats an integer from 0..100 as a percentage. */
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public static String formatPercentage(int percentage) {
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return formatPercentage(((double) percentage) / 100.0);
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}
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/** Formats a double from 0.0..1.0 as a percentage. */
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public static String formatPercentage(double percentage) {
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return NumberFormat.getPercentInstance().format(percentage);
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}
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public static int getBatteryLevel(Intent batteryChangedIntent) {
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int level = batteryChangedIntent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
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int scale = batteryChangedIntent.getIntExtra(BatteryManager.EXTRA_SCALE, 100);
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return (level * 100) / scale;
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}
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/**
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* Get battery status string
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*
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* @param context the context
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* @param batteryChangedIntent battery broadcast intent received from {@link
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* Intent.ACTION_BATTERY_CHANGED}.
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* @return battery status string
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*/
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public static String getBatteryStatus(Context context, Intent batteryChangedIntent) {
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final int status = batteryChangedIntent.getIntExtra(BatteryManager.EXTRA_STATUS,
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BatteryManager.BATTERY_STATUS_UNKNOWN);
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final Resources res = context.getResources();
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String statusString = res.getString(R.string.battery_info_status_unknown);
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final BatteryStatus batteryStatus = new BatteryStatus(batteryChangedIntent);
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if (batteryStatus.isCharged()) {
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statusString = res.getString(R.string.battery_info_status_full);
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} else {
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if (status == BatteryManager.BATTERY_STATUS_CHARGING) {
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switch (batteryStatus.getChargingSpeed(context)) {
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case BatteryStatus.CHARGING_FAST:
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statusString = res.getString(R.string.battery_info_status_charging_fast);
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break;
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case BatteryStatus.CHARGING_SLOWLY:
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statusString = res.getString(R.string.battery_info_status_charging_slow);
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break;
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default:
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statusString = res.getString(R.string.battery_info_status_charging);
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break;
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}
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} else if (status == BatteryManager.BATTERY_STATUS_DISCHARGING) {
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statusString = res.getString(R.string.battery_info_status_discharging);
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} else if (status == BatteryManager.BATTERY_STATUS_NOT_CHARGING) {
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statusString = res.getString(R.string.battery_info_status_not_charging);
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}
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}
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return statusString;
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}
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public static ColorStateList getColorAccent(Context context) {
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return getColorAttr(context, android.R.attr.colorAccent);
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}
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public static ColorStateList getColorError(Context context) {
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return getColorAttr(context, android.R.attr.colorError);
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}
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@ColorInt
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public static int getColorAccentDefaultColor(Context context) {
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return getColorAttrDefaultColor(context, android.R.attr.colorAccent);
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}
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@ColorInt
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public static int getColorErrorDefaultColor(Context context) {
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return getColorAttrDefaultColor(context, android.R.attr.colorError);
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}
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@ColorInt
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public static int getColorStateListDefaultColor(Context context, int resId) {
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final ColorStateList list =
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context.getResources().getColorStateList(resId, context.getTheme());
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return list.getDefaultColor();
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}
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/**
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* This method computes disabled color from normal color
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*
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* @param context the context
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* @param inputColor normal color.
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* @return disabled color.
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*/
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@ColorInt
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public static int getDisabled(Context context, int inputColor) {
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return applyAlphaAttr(context, android.R.attr.disabledAlpha, inputColor);
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}
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@ColorInt
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public static int applyAlphaAttr(Context context, int attr, int inputColor) {
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TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
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float alpha = ta.getFloat(0, 0);
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ta.recycle();
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return applyAlpha(alpha, inputColor);
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}
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@ColorInt
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public static int applyAlpha(float alpha, int inputColor) {
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alpha *= Color.alpha(inputColor);
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return Color.argb((int) (alpha), Color.red(inputColor), Color.green(inputColor),
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Color.blue(inputColor));
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}
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@ColorInt
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public static int getColorAttrDefaultColor(Context context, int attr) {
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TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
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@ColorInt int colorAccent = ta.getColor(0, 0);
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ta.recycle();
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return colorAccent;
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}
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public static ColorStateList getColorAttr(Context context, int attr) {
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TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
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ColorStateList stateList = null;
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try {
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stateList = ta.getColorStateList(0);
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} finally {
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ta.recycle();
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}
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return stateList;
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}
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public static int getThemeAttr(Context context, int attr) {
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TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
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int theme = ta.getResourceId(0, 0);
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ta.recycle();
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return theme;
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}
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public static Drawable getDrawable(Context context, int attr) {
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TypedArray ta = context.obtainStyledAttributes(new int[]{attr});
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Drawable drawable = ta.getDrawable(0);
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ta.recycle();
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return drawable;
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}
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/**
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* Determine whether a package is a "system package", in which case certain things (like
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* disabling notifications or disabling the package altogether) should be disallowed.
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*/
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public static boolean isSystemPackage(Resources resources, PackageManager pm, PackageInfo pkg) {
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if (sSystemSignature == null) {
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sSystemSignature = new Signature[]{getSystemSignature(pm)};
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}
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if (sPermissionControllerPackageName == null) {
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sPermissionControllerPackageName = pm.getPermissionControllerPackageName();
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}
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if (sServicesSystemSharedLibPackageName == null) {
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sServicesSystemSharedLibPackageName = pm.getServicesSystemSharedLibraryPackageName();
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}
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if (sSharedSystemSharedLibPackageName == null) {
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sSharedSystemSharedLibPackageName = pm.getSharedSystemSharedLibraryPackageName();
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}
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return (sSystemSignature[0] != null
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&& sSystemSignature[0].equals(getFirstSignature(pkg)))
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|| pkg.packageName.equals(sPermissionControllerPackageName)
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|| pkg.packageName.equals(sServicesSystemSharedLibPackageName)
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|| pkg.packageName.equals(sSharedSystemSharedLibPackageName)
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|| pkg.packageName.equals(PrintManager.PRINT_SPOOLER_PACKAGE_NAME)
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|| isDeviceProvisioningPackage(resources, pkg.packageName);
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}
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private static Signature getFirstSignature(PackageInfo pkg) {
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if (pkg != null && pkg.signatures != null && pkg.signatures.length > 0) {
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return pkg.signatures[0];
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}
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return null;
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}
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private static Signature getSystemSignature(PackageManager pm) {
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try {
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final PackageInfo sys = pm.getPackageInfo("android", PackageManager.GET_SIGNATURES);
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return getFirstSignature(sys);
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} catch (NameNotFoundException e) {
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}
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return null;
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}
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/**
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* Returns {@code true} if the supplied package is the device provisioning app. Otherwise,
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* returns {@code false}.
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*/
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public static boolean isDeviceProvisioningPackage(Resources resources, String packageName) {
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String deviceProvisioningPackage = resources.getString(
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com.android.internal.R.string.config_deviceProvisioningPackage);
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return deviceProvisioningPackage != null && deviceProvisioningPackage.equals(packageName);
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}
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/**
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* Returns the Wifi icon resource for a given RSSI level.
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*
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* @param level The number of bars to show (0-4)
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* @throws IllegalArgumentException if an invalid RSSI level is given.
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*/
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public static int getWifiIconResource(int level) {
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if (level < 0 || level >= WIFI_PIE.length) {
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throw new IllegalArgumentException("No Wifi icon found for level: " + level);
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}
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return WIFI_PIE[level];
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}
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public static int getDefaultStorageManagerDaysToRetain(Resources resources) {
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int defaultDays = Settings.Secure.AUTOMATIC_STORAGE_MANAGER_DAYS_TO_RETAIN_DEFAULT;
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try {
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defaultDays =
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resources.getInteger(
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com.android
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.internal
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.R
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.integer
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.config_storageManagerDaystoRetainDefault);
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} catch (Resources.NotFoundException e) {
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// We are likely in a test environment.
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}
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return defaultDays;
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}
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public static boolean isWifiOnly(Context context) {
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return !context.getSystemService(ConnectivityManager.class)
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.isNetworkSupported(ConnectivityManager.TYPE_MOBILE);
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}
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/** Returns if the automatic storage management feature is turned on or not. **/
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public static boolean isStorageManagerEnabled(Context context) {
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boolean isDefaultOn;
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try {
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isDefaultOn = SystemProperties.getBoolean(STORAGE_MANAGER_ENABLED_PROPERTY, false);
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} catch (Resources.NotFoundException e) {
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isDefaultOn = false;
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}
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return Settings.Secure.getInt(context.getContentResolver(),
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Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED,
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isDefaultOn ? 1 : 0)
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!= 0;
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}
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/**
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* get that {@link AudioManager#getMode()} is in ringing/call/communication(VoIP) status.
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*/
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public static boolean isAudioModeOngoingCall(Context context) {
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final AudioManager audioManager = context.getSystemService(AudioManager.class);
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final int audioMode = audioManager.getMode();
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return audioMode == AudioManager.MODE_RINGTONE
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|| audioMode == AudioManager.MODE_IN_CALL
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|| audioMode == AudioManager.MODE_IN_COMMUNICATION;
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}
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/**
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* Return the service state is in-service or not.
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* To make behavior consistent with SystemUI and Settings/AboutPhone/SIM status UI
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*
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* @param serviceState Service state. {@link ServiceState}
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*/
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public static boolean isInService(ServiceState serviceState) {
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if (serviceState == null) {
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return false;
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}
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int state = getCombinedServiceState(serviceState);
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if (state == ServiceState.STATE_POWER_OFF
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|| state == ServiceState.STATE_OUT_OF_SERVICE
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|| state == ServiceState.STATE_EMERGENCY_ONLY) {
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return false;
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} else {
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return true;
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}
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}
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/**
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* Return the combined service state.
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* To make behavior consistent with SystemUI and Settings/AboutPhone/SIM status UI
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*
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* @param serviceState Service state. {@link ServiceState}
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*/
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public static int getCombinedServiceState(ServiceState serviceState) {
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if (serviceState == null) {
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return ServiceState.STATE_OUT_OF_SERVICE;
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}
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// Consider the device to be in service if either voice or data
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// service is available. Some SIM cards are marketed as data-only
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// and do not support voice service, and on these SIM cards, we
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// want to show signal bars for data service as well as the "no
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// service" or "emergency calls only" text that indicates that voice
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// is not available. Note that we ignore the IWLAN service state
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// because that state indicates the use of VoWIFI and not cell service
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final int state = serviceState.getState();
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final int dataState = serviceState.getDataRegistrationState();
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if (state == ServiceState.STATE_OUT_OF_SERVICE
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|| state == ServiceState.STATE_EMERGENCY_ONLY) {
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if (dataState == ServiceState.STATE_IN_SERVICE && isNotInIwlan(serviceState)) {
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return ServiceState.STATE_IN_SERVICE;
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}
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}
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return state;
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}
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/**
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* Get the {@link Drawable} that represents the app icon
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*/
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public static @NonNull Drawable getBadgedIcon(
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@NonNull Context context, @NonNull ApplicationInfo appInfo) {
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final UserHandle user = UserHandle.getUserHandleForUid(appInfo.uid);
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try (IconFactory iconFactory = IconFactory.obtain(context)) {
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final Bitmap iconBmp = iconFactory.createBadgedIconBitmap(
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appInfo.loadUnbadgedIcon(context.getPackageManager()), user, false).icon;
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return new BitmapDrawable(context.getResources(), iconBmp);
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}
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}
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private static boolean isNotInIwlan(ServiceState serviceState) {
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final NetworkRegistrationInfo networkRegWlan = serviceState.getNetworkRegistrationInfo(
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NetworkRegistrationInfo.DOMAIN_PS,
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AccessNetworkConstants.TRANSPORT_TYPE_WLAN);
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if (networkRegWlan == null) {
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return true;
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}
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final boolean isInIwlan = (networkRegWlan.getRegistrationState()
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== NetworkRegistrationInfo.REGISTRATION_STATE_HOME)
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|| (networkRegWlan.getRegistrationState()
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== NetworkRegistrationInfo.REGISTRATION_STATE_ROAMING);
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return !isInIwlan;
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}
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}
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