[英]How can I detect programmatically if the Android Device is in Dark Mode?
[英]how can I detect whether the android phone in Silent mode programmatically
如何判斷手機是否處於靜音模式?
我正在使用 Android 1.5。 我嘗試使用“android.provider.Settings.ACTION_SOUND_SETTINGS”。 它不工作。
使用AudioManager
的getRingerMode()
方法。
AudioManager am = (AudioManager)getSystemService(Context.AUDIO_SERVICE);
switch (am.getRingerMode()) {
case AudioManager.RINGER_MODE_SILENT:
Log.i("MyApp","Silent mode");
break;
case AudioManager.RINGER_MODE_VIBRATE:
Log.i("MyApp","Vibrate mode");
break;
case AudioManager.RINGER_MODE_NORMAL:
Log.i("MyApp","Normal mode");
break;
}
以下代碼檢查手機是否未處於靜音模式,然后播放用kotlin
編寫的嗶聲:
val manager = getSystemService(Context.AUDIO_SERVICE) as AudioManager
manager.setStreamVolume(AudioManager.STREAM_MUSIC, 10, 0)
val notification = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION)
val player: MediaPlayer = MediaPlayer.create(applicationContext, notification)
if(manager.ringerMode != AudioManager.RINGER_MODE_SILENT)
player.start()
如果您想收聽鈴聲模式的變化意味着靜音或振動或正常的任何變化,您可以在您的活動中設置一個廣播接收器,如下所示。
private val volumeKeyReceiver: VolumeKeyReceiver by lazy {
VolumeKeyReceiver()
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
registerBroadcastListener()
}
private fun registerBroadcastListener() {
val intentFilter = IntentFilter()
intentFilter.addAction("android.media.RINGER_MODE_CHANGED")
registerReceiver(volumeKeyReceiver, intentFilter)
}
並在活動被銷毀時取消注冊,如下所示。
override fun onDestroy() {
super.onDestroy()
unregisterReceiver(volumeKeyReceiver)
}
並在清單中注冊接收者
<receiver android:name=".VolumeKeyReceiver"/>
這是廣播接收器
class VolumeKeyReceiver : BroadcastReceiver() {
override fun onReceive(context: Context?, intent: Intent?) {
//Implement Logic
val audioManager =
context?.getSystemService(Context.AUDIO_SERVICE) as android.media.AudioManager
when (audioManager.ringerMode) {
android.media.AudioManager.RINGER_MODE_SILENT -> Log.d(
"VolumeKeyReceiver",
"Silent mode"
)
android.media.AudioManager.RINGER_MODE_VIBRATE -> Log.d(
"VolumeKeyReceiver",
"Vibrate mode"
)
android.media.AudioManager.RINGER_MODE_NORMAL -> Log.d(
"VolumeKeyReceiver",
"Normal mode"
)
}
}
}
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