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      1 /*
      2  * Copyright (C) 2007 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.example.android.apis.app;
     18 
     19 import com.example.android.apis.R;
     20 
     21 import android.app.Activity;
     22 import android.app.Notification;
     23 import android.app.NotificationManager;
     24 import android.app.PendingIntent;
     25 import android.content.Context;
     26 import android.content.Intent;
     27 import android.os.Bundle;
     28 import android.view.LayoutInflater;
     29 import android.view.View;
     30 import android.widget.Button;
     31 import android.widget.TextView;
     32 import android.widget.Toast;
     33 
     34 public class IncomingMessage extends Activity {
     35     @Override
     36     protected void onCreate(Bundle savedInstanceState) {
     37         super.onCreate(savedInstanceState);
     38 
     39         setContentView(R.layout.incoming_message);
     40 
     41         Button button = (Button) findViewById(R.id.notify);
     42         button.setOnClickListener(new Button.OnClickListener() {
     43                 public void onClick(View v) {
     44                     showToast();
     45                     showNotification();
     46                 }
     47             });
     48     }
     49 
     50     /**
     51      * The toast pops up a quick message to the user showing what could be
     52      * the text of an incoming message.  It uses a custom view to do so.
     53      */
     54     protected void showToast() {
     55         // create the view
     56         View view = inflateView(R.layout.incoming_message_panel);
     57 
     58         // set the text in the view
     59         TextView tv = (TextView)view.findViewById(R.id.message);
     60         tv.setText("khtx. meet u for dinner. cul8r");
     61 
     62         // show the toast
     63         Toast toast = new Toast(this);
     64         toast.setView(view);
     65         toast.setDuration(Toast.LENGTH_LONG);
     66         toast.show();
     67     }
     68 
     69     private View inflateView(int resource) {
     70         LayoutInflater vi = (LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE);
     71         return vi.inflate(resource, null);
     72     }
     73 
     74     /**
     75      * The notification is the icon and associated expanded entry in the
     76      * status bar.
     77      */
     78     protected void showNotification() {
     79         // look up the notification manager service
     80         NotificationManager nm = (NotificationManager)getSystemService(NOTIFICATION_SERVICE);
     81 
     82         // The details of our fake message
     83         CharSequence from = "Joe";
     84         CharSequence message = "kthx. meet u for dinner. cul8r";
     85 
     86         // The PendingIntent to launch our activity if the user selects this notification
     87         PendingIntent contentIntent = PendingIntent.getActivity(this, 0,
     88                 new Intent(this, IncomingMessageView.class), 0);
     89 
     90         // The ticker text, this uses a formatted string so our message could be localized
     91         String tickerText = getString(R.string.imcoming_message_ticker_text, message);
     92 
     93         // construct the Notification object.
     94         Notification notif = new Notification(R.drawable.stat_sample, tickerText,
     95                 System.currentTimeMillis());
     96 
     97         // Set the info for the views that show in the notification panel.
     98         notif.setLatestEventInfo(this, from, message, contentIntent);
     99 
    100         // after a 100ms delay, vibrate for 250ms, pause for 100 ms and
    101         // then vibrate for 500ms.
    102         notif.vibrate = new long[] { 100, 250, 100, 500};
    103 
    104         // Note that we use R.layout.incoming_message_panel as the ID for
    105         // the notification.  It could be any integer you want, but we use
    106         // the convention of using a resource id for a string related to
    107         // the notification.  It will always be a unique number within your
    108         // application.
    109         nm.notify(R.string.imcoming_message_ticker_text, notif);
    110     }
    111 }
    112