Android8.1 定时开关机源码

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All revisions are subject to any receiver's * applicable license agreements with MediaTek Inc. */ package com.mediatek.schpwronoff; import android.app.AlarmManager; import android.app.PendingIntent; import android.content.ContentResolver; import android.content.ContentUris; import android.content.ContentValues; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.database.Cursor; import android.net.Uri; import android.os.Parcel; import android.os.UserHandle; import android.provider.Settings; import android.text.format.DateFormat; import android.util.Log; import java.util.Calendar; /** * The Alarms provider supplies info about Alarm Clock settings */ public class Alarms { private static final String TAG = "Settings/Alarms"; // This string is used to indicate a silent alarm in the db. public static final String ALARM_ALERT_SILENT = "silent"; // This extra is the raw Alarm object data. It is used in the // AlarmManagerService to avoid a ClassNotFoundException when filling in // the Intent extras. public static final String ALARM_RAW_DATA = "intent.extra.alarm_raw"; // This string is used to identify the alarm id passed to SetAlarm from the // list of alarms. public static final String ALARM_ID = "alarm_id"; static final String PREF_SNOOZE_ID = "snooze_id"; static final String PREF_SNOOZE_TIME = "snooze_time"; private static final String M12 = "h:mm aa"; static final String M24 = "kk:mm"; /** * Queries all alarms * @param contentResolver ContentResolver * @return cursor over all alarms */ public static Cursor getAlarmsCursor(ContentResolver contentResolver) { return contentResolver.query(Alarm.Columns.CONTENT_URI, Alarm.Columns.ALARM_QUERY_COLUMNS, null, null, Alarm.Columns.DEFAULT_SORT_ORDER); } // Private method to get a more limited set of alarms from the database. private static Cursor getFilteredAlarmsCursor(ContentResolver contentResolver) { return contentResolver.query(Alarm.Columns.CONTENT_URI, Alarm.Columns.ALARM_QUERY_COLUMNS, Alarm.Columns.WHERE_ENABLED, null, null); } private static Cursor getFilteredAlarmsCursor(ContentResolver contentResolver, int alarmId) { Log.d("@M_" + TAG, "User Id = " + UserHandle.myUserId()); return contentResolver.query( ContentUris.withAppendedId(Alarm.Columns.CONTENT_URI, alarmId), Alarm.Columns.ALARM_QUERY_COLUMNS, Alarm.Columns.WHERE_ENABLED, null, null); } /** * Return an Alarm object representing the alarm id in the database. * Returns null if no alarm exists. * @param contentResolver ContentResolver * @param alarmId id * @return Alarm object */ public static Alarm getAlarm(ContentResolver contentResolver, int alarmId) { Cursor cursor = null; Alarm alarm = null; try { cursor = contentResolver.query(ContentUris.withAppendedId(Alarm.Columns.CONTENT_URI, alarmId), Alarm.Columns.ALARM_QUERY_COLUMNS, null, null, null); if (cursor != null) { if (cursor.moveToFirst()) { alarm = new Alarm(cursor); } } } finally { if (cursor != null) { cursor.close(); } } return alarm; } /** * A convenience method to set an alarm in the Alarms content provider. * @param context Context * @param id corresponds to the _id column * @param enabled corresponds to the ENABLED column * @param hour corresponds to the HOUR column * @param minutes corresponds to the MINUTES column * @param daysOfWeek corresponds to the DAYS_OF_WEEK column * @param vibrate corresponds to the VIBRATE column * @param message corresponds to the MESSAGE column * @param alert corresponds to the ALERT column */ public static void setAlarm(Context context, int id, boolean enabled, int hour, int minutes, Alarm.DaysOfWeek daysOfWeek, boolean vibrate, String message, String alert) { final int initSize = 8; ContentValues values = new ContentValues(initSize); ContentResolver resolver = context.getContentResolver(); // Set the alarm_time value if this alarm does not repeat. This will be // used later to disable expired alarms. long time = 0; if (!daysOfWeek.isRepeatSet()) { time = calculateAlarm(hour, minutes, daysOfWeek).getTimeInMillis(); } Log.d("@M_" + TAG, "** setAlarm * idx " + id + " hour " + hour + " minutes " + minutes + " enabled " + enabled + " time " + time); values.put(Alarm.Columns.ENABLED, enabled ? 1 : 0); values.put(Alarm.Columns.HOUR, hour); values.put(Alarm.Columns.MINUTES, minutes); values.put(Alarm.Columns.ALARM_TIME, time); values.put(Alarm.Columns.DAYS_OF_WEEK, daysOfWeek.getCoded()); values.put(Alarm.Columns.VIBRATE, vibrate); values.put(Alarm.Columns.MESSAGE, message); values.put(Alarm.Columns.ALERT, alert); resolver.update(ContentUris.withAppendedId(Alarm.Columns.CONTENT_URI, id), values, null, null); if (id == 1) { // power on setNextAlertPowerOn(context); } else if (id == 2) { // power off setNextAlertPowerOff(context); } } /** * A convenience method to enable or disable an alarm. * @param context Context * @param id corresponds to the _id column * @param enabled corresponds to the ENABLED column */ public static void enableAlarm(final Context context, final int id, boolean enabled) {