android開發之Notification學習筆記

標籤：android   通知欄   

今天總結了一下Notification的使用，與大家分享一下。
MainActivity.java：

本文參考：http://www.jb51.net/article/36567.htm，http://www.cnblogs.com/linjiqin/archive/2011/12/14/2288074.html

public class MainActivity extends Activity {    private Button btn;    private NotificationManager manager;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);//      showNotification();//      showNotification2();//      showNotification3();//      showNotification4();//      showNotification5();        showNotification6();        this.btn = (Button) this.findViewById(R.id.button1);        this.btn.setOnClickListener(new OnClickListener() {            @Override            public void onClick(View v) {                clearNotification();            }        });    }    /**     * 自訂Notification布局     */    private void showNotification6() {        RemoteViews remoteViews = new RemoteViews(getPackageName(),                R.layout.custom_notification);        Intent intent = new Intent(this, SecondActivity.class);        PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0,                intent, 0);        //點擊時給SecondActivity發送一條廣播        remoteViews.setOnClickPendingIntent(R.id.paly_pause_music,                pendingIntent);        Intent intent1 = new Intent(this,SecondActivity.class);        remoteViews.setOnClickPendingIntent(R.id.paly_pause_music, PendingIntent.getActivity(this, 0, intent1, 0));        NotificationCompat.Builder builder = new Builder(this);        builder.setContent(remoteViews).setSmallIcon(R.drawable.ic_launcher)                .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher)).setOngoing(true)                .setTicker("music is playing");        manager.notify(0, builder.build());    }    /**     * 大布局Picture類型notification     * 這個方法貌似還有一點問題     */    private void showNotification5() {        NotificationCompat.BigPictureStyle pictureStyle = new BigPictureStyle();        pictureStyle.setBigContentTitle("BigContentTitle")        .setSummaryText("Summary Text").bigPicture(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher));        Notification notification = new NotificationCompat.Builder(this)        .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher))        .setTicker("showBigView_pic").setContentInfo("ContentInfo")        .setContentTitle("ContentTitle").setContentText("ContentText")        .setStyle(pictureStyle)        .setAutoCancel(true).setDefaults(Notification.DEFAULT_ALL)        .build();        manager.notify(3, notification);    }    /**     * 帶進度條的通知欄     */    private void showNotification4() {        final NotificationCompat.Builder builder = new NotificationCompat.Builder(this);        builder.setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher))        .setSmallIcon(R.drawable.ic_launcher)        .setTicker("showProgressBar")        .setContentInfo("ContentInfo")        .setOngoing(true)        .setContentTitle("ContentTitle")        .setContentText("ContentText");        new Thread(new Runnable() {            @Override            public void run() {                int progress = 0;                for(progress=0;progress<100;progress+=5){                    //將第三個參數改為true，進度條會變為無明顯進度的樣式                    builder.setProgress(100, progress, true);                    manager.notify(0, builder.build());                    try {                        Thread.sleep(1000);                    } catch (Exception e) {                    }                }                //線程執行完畢之後，修改通知欄的顯示                builder.setContentTitle("Download complete").setProgress(0, 0, false).setOngoing(false);                manager.notify(0, builder.build());            }        }).start();    }    /**     * 大通知欄     */    private void showNotification3() {        NotificationCompat.BigTextStyle textStyle = new BigTextStyle();        textStyle.setBigContentTitle("BigContentTitle")        .setSummaryText("Summary Text")        .bigText("I‘m Big Text......................................................................");        Notification notification = new NotificationCompat.Builder(this)        .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher))        .setSmallIcon(R.drawable.ic_launcher)        .setTicker("Ticker")        .setContentInfo("ContentInfo")        .setContentTitle("ContentTitle")        .setContentText("ContentText")        .setStyle(textStyle)        .setAutoCancel(true).setDefaults(Notification.DEFAULT_ALL).build();        manager.notify(0, notification);    }    /**     * 小通知欄     */    private void showNotification2() {        Notification notification = new NotificationCompat.Builder(this)        .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher))        .setSmallIcon(R.drawable.ic_launcher)        .setTicker("showNormal")        .setContentInfo("ContextInfo")        .setContentTitle("ContentTitle")        .setContentText("ContentText")        .setNumber(45)        .setAutoCancel(true)        .setDefaults(Notification.DEFAULT_ALL)        .build();        Intent notificationIntent =new Intent(MainActivity.this, SecondActivity.class);        PendingIntent contentItent = PendingIntent.getActivity(this, 0, notificationIntent, 0);        notification.contentIntent=contentItent;        manager.notify(0, notification);    }    /**     * 在狀態列顯示通知     */    private void showNotification(){        // 建立一個NotificationManager的引用        NotificationManager notificationManager = (NotificationManager)                this.getSystemService(android.content.Context.NOTIFICATION_SERVICE);           // 定義Notification的各種屬性        Notification notification =new Notification(R.drawable.ic_launcher,                   "系統測試", System.currentTimeMillis());         //FLAG_AUTO_CANCEL   該通知能被狀態列的清除按鈕給清除掉        //FLAG_NO_CLEAR      該通知不能被狀態列的清除按鈕給清除掉        //FLAG_ONGOING_EVENT 通知放置在正在運行        //FLAG_INSISTENT     是否一直進行，比如音樂一直播放，知道使用者響應//        notification.flags |= Notification.FLAG_ONGOING_EVENT; // 將此通知放到通知欄的"Ongoing"即"正在運行"組中   //        notification.flags |= Notification.FLAG_NO_CLEAR; // 表明在點擊了通知欄中的"清除通知"後，此通知不清除，經常與FLAG_ONGOING_EVENT一起使用           notification.flags |= Notification.FLAG_AUTO_CANCEL;        notification.flags |= Notification.FLAG_SHOW_LIGHTS;           //DEFAULT_ALL     使用所有預設值，比如聲音，震動，閃屏等等        //DEFAULT_LIGHTS  使用預設閃光提示        //DEFAULT_SOUNDS  使用預設提示聲音        //DEFAULT_VIBRATE 使用預設手機震動，需加上<uses-permission android:name="android.permission.VIBRATE" />許可權        notification.defaults = Notification.DEFAULT_LIGHTS;         //疊加效果常量        //notification.defaults=Notification.DEFAULT_LIGHTS|Notification.DEFAULT_SOUND;        notification.ledARGB = Color.BLUE;           notification.ledOnMS =5000; //閃光時間，毫秒        // 設定通知的事件訊息           CharSequence contentTitle ="系統訊息"; // 通知欄標題           CharSequence contentText ="系統正在運行...."; // 通知欄內容           Intent notificationIntent =new Intent(MainActivity.this, SecondActivity.class); // 點擊該通知後要跳轉的Activity           PendingIntent contentItent = PendingIntent.getActivity(this, 0, notificationIntent, 0);           notification.setLatestEventInfo(this, contentTitle, contentText, contentItent);           // 把Notification傳遞給NotificationManager           notificationManager.notify(0, notification);       }    //刪除通知        private void clearNotification(){        // 啟動後刪除之前我們定義的通知           NotificationManager notificationManager = (NotificationManager) this                 .getSystemService(NOTIFICATION_SERVICE);           notificationManager.cancel(0);      }}

關鍵代碼文中已有注釋，完整代碼下載。如有錯誤之後歡迎大家一起討論。

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android開發之Notification學習筆記