android-alarms

问题 This question already has an answer here : How inexact is setInexactRepeating() for AlarmManager? (1 answer) Closed 3 years ago . When using AlarmManager to set an alarm, there could be a delay in which the alarm is triggered some time after the specified time unless you set an exact alarm. Is there any guarantee on what the range of this delay could be? I want to be a responsible developer and not use exact times if the delay is not more than, say, one minute. But I can't find any

问题 This is my code. It works correctly, but after some time (about 1 hour) it doesn't work. Whats wrong? Thanks in advance. <uses-permission android:name="android.permission.READ_PHONE_STATE"></uses-permission> public class Alarm extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { Toast.makeText(context, "Alarm !!!!!!!!!!!!!", Toast.LENGTH_LONG).show(); } public void SetAlarm(Context context) { AlarmManager am=(AlarmManager)context.getSystemService

问题 I am working on Calender Events reminder . There is no native Calender events reminder in Android so user install different calender apps. Now these apps can be different on reminding events like on reminder notifications can be shown. Now I want that I set an event programmatically in these event calender apps and on time reached not show any notification rather a pop up message will be shown with alarm like sound. At that I using a code from that site . Its working but it showing reminders

问题 This qustion has been asked alot and i tried alot of the answer and didn't work so this is the most common one public void onClick(View v) { boolean alarmUp = (PendingIntent.getBroadcast(MainActivity.this ,0, new Intent(MainActivity.this,Notifications.class), PendingIntent.FLAG_NO_CREATE) != null); if (alarmUp) { am.cancel(pend); Intent alarmIntent = new Intent(MainActivity.this,Notifications.class); final PendingIntent pendingIntent = PendingIntent.getBroadcast(MainActivity.this, 0,

问题 I am making a project ,I need to start mp3 or any loud sound automatically when the toast "Fall Detected" appears for 20 second. public void onSensorChanged(SensorEvent event) { if (event.sensor.getType() == Sensor.TYPE_ACCELEROMETER) { long curTime = System.currentTimeMillis(); if ((curTime - mLastShakeTime) > MIN_TIME_BETWEEN_SHAKES_MILLISECS) { float x = event.values[0]; float y = event.values[1]; float z = event.values[2]; double acceleration = Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2) +

问题 I have implemented an AlarmManager which calls a Service. The problem is that although I'm launching it in AsyncTask, it's blocking the main thread. This is the source of my AsyncTask: private class NotificationsServiceTask extends AsyncTask<Void, Void, Void> { private AlarmManager alarmMgr; private PendingIntent pi; @Override protected Void doInBackground(Void... params) { alarmMgr = (AlarmManager) LoginActivity.this.getSystemService(Context.ALARM_SERVICE); Intent serviceIntent = new Intent

问题 I have an application where you can create 5 alarms where to be created are displayed in a ListView, and assume that when an element of listView the played alarm but should remove the item from the listview but the alarm is removed to reach the scheduled time always sounds. I have reviewed muchísmos tutorials and guides on how to remove the alarms but none helped me. To delete what I do is save the ID of each alarm in a sqlite database and when I give the alarm eliminiar what I do is I bring

问题 I want to create an alarm object from my application. I am writing a To-Do application which will have an option to set an Alarm on the phone. I wanna set the Date and Time and also the Label for the alarm. Calendar c = Calendar.getInstance(); c.setTimeInMillis(System.currentTimeMillis()); c.clear(); c.set(Calendar.YEAR, mYear); c.set(Calendar.MONTH, mMonth); c.set(Calendar.DAY_OF_MONTH, mDay); c.set(Calendar.HOUR, mHour); c.set(Calendar.MINUTE, mMinute); Intent activate = new Intent(this,

问题 Is there a way to get the Alarm Application source code for customizing the existing default source code availble in Android 2.3 . 回答1: You can download the app from the Android github mirror. https://github.com/android/platform_packages_apps_alarmclock Or on the cyanogen mirror https://github.com/CyanogenMod/android_packages_apps_DeskClock And because, you are a nice guy, you are wondering: What is the license of that code? Glad you asked, because according to the Android documentation and

问题 Is there a way to get the Alarm Application source code for customizing the existing default source code availble in Android 2.3 . 回答1: You can download the app from the Android github mirror. https://github.com/android/platform_packages_apps_alarmclock Or on the cyanogen mirror https://github.com/CyanogenMod/android_packages_apps_DeskClock And because, you are a nice guy, you are wondering: What is the license of that code? Glad you asked, because according to the Android documentation and