Tag: android notification bar

如何使用NotificationCompat.Builder创build通知？: 我需要创build一个简单的通知，如果可能的话，它会显示在通知栏中，并伴有声音和图标？我也需要它与Android 2.2兼容，所以我发现NotificationCompat.Builder适用于4以上的所有API。如果有更好的解决scheme，请随时提及它。

为什么在Android棒棒糖中用Notification.Builder.setSmallIcon设置的图标显示为白色方块？: 我有这个代码： Notification notif; // Build notification Notification.Builder notifBuilder = new Notification.Builder(context); notifBuilder.setContentIntent(pendingIntent); notifBuilder.setContentTitle(title); notifBuilder.setSmallIcon(icon_resId); notifBuilder.setContentText(ne.getCaption()); notifBuilder.setDefaults(Notification.DEFAULT_ALL); notifBuilder.setAutoCancel(autocancel); notifBuilder.setWhen(System.currentTimeMillis()); notif = notifBuilder.build(); 并在Android 4.4中正常工作。但是，在Android 5.0中，状态栏中显示的图标是白色方块。设备locking时出现的新“通知主体”中显示的图标是正确的。在http://developer.android.com/reference/android/app/Notification.Builder.html中，我没有看到关于API级别21中通知图标的新内容

通知通过旧的意图附加: 我正在通过这个代码在BroadcastReceiver中创build一个通知： String ns = Context.NOTIFICATION_SERVICE; NotificationManager mNotificationManager = (NotificationManager) context.getSystemService(ns); int icon = R.drawable.ic_stat_notification; CharSequence tickerText = "New Notification"; long when = System.currentTimeMillis(); Notification notification = new Notification(icon, tickerText, when); notification.defaults |= Notification.DEFAULT_VIBRATE; long[] vibrate = {0,100,200,200,200,200}; notification.vibrate = vibrate; notification.flags |= Notification.FLAG_AUTO_CANCEL; CharSequence contentTitle = "Title"; CharSequence contentText = "Text"; Intent notificationIntent = new […]