1/*
2 * Copyright (C) 2010 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
17package com.example.android.apis.os;
18
19import java.util.List;
20
21import android.app.Activity;
22import android.app.PendingIntent;
23import android.content.BroadcastReceiver;
24import android.content.ComponentName;
25import android.content.Context;
26import android.content.Intent;
27import android.content.IntentFilter;
28import android.content.pm.PackageManager;
29import android.graphics.Color;
30import android.os.Bundle;
31import android.telephony.SmsManager;
32import android.text.TextUtils;
33import android.util.Log;
34import android.view.View;
35import android.view.View.OnClickListener;
36import android.widget.Button;
37import android.widget.CheckBox;
38import android.widget.CompoundButton;
39import android.widget.EditText;
40import android.widget.TextView;
41import android.widget.Toast;
42import android.widget.CompoundButton.OnCheckedChangeListener;
43
44import com.example.android.apis.R;
45
46public class SmsMessagingDemo extends Activity {
47    /** Tag string for our debug logs */
48    private static final String TAG = "SmsMessagingDemo";
49
50    public static final String SMS_RECIPIENT_EXTRA = "com.example.android.apis.os.SMS_RECIPIENT";
51
52    public static final String ACTION_SMS_SENT = "com.example.android.apis.os.SMS_SENT_ACTION";
53
54    @Override
55    protected void onCreate(Bundle savedInstanceState) {
56        super.onCreate(savedInstanceState);
57
58        setContentView(R.layout.sms_demo);
59
60        if (getIntent().hasExtra(SMS_RECIPIENT_EXTRA)) {
61            ((TextView) findViewById(R.id.sms_recipient)).setText(getIntent().getExtras()
62                    .getString(SMS_RECIPIENT_EXTRA));
63            ((TextView) findViewById(R.id.sms_content)).requestFocus();
64        }
65
66        // Enable or disable the broadcast receiver depending on the checked
67        // state of the checkbox.
68        CheckBox enableCheckBox = (CheckBox) findViewById(R.id.sms_enable_receiver);
69
70        final PackageManager pm = this.getPackageManager();
71        final ComponentName componentName = new ComponentName("com.example.android.apis",
72                "com.example.android.apis.os.SmsMessageReceiver");
73
74        enableCheckBox.setChecked(pm.getComponentEnabledSetting(componentName) ==
75                                  PackageManager.COMPONENT_ENABLED_STATE_ENABLED);
76
77        enableCheckBox.setOnCheckedChangeListener(new OnCheckedChangeListener() {
78            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
79                Log.d(TAG, (isChecked ? "Enabling" : "Disabling") + " SMS receiver");
80
81                pm.setComponentEnabledSetting(componentName,
82                        isChecked ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
83                                : PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
84                        PackageManager.DONT_KILL_APP);
85            }
86        });
87
88        final EditText recipientTextEdit = (EditText) SmsMessagingDemo.this
89                .findViewById(R.id.sms_recipient);
90        final EditText contentTextEdit = (EditText) SmsMessagingDemo.this
91                .findViewById(R.id.sms_content);
92        final TextView statusView = (TextView) SmsMessagingDemo.this.findViewById(R.id.sms_status);
93
94        // Watch for send button clicks and send text messages.
95        Button sendButton = (Button) findViewById(R.id.sms_send_message);
96        sendButton.setOnClickListener(new OnClickListener() {
97            public void onClick(View v) {
98                if (TextUtils.isEmpty(recipientTextEdit.getText())) {
99                    Toast.makeText(SmsMessagingDemo.this, "Please enter a message recipient.",
100                            Toast.LENGTH_SHORT).show();
101                    return;
102                }
103
104                if (TextUtils.isEmpty(contentTextEdit.getText())) {
105                    Toast.makeText(SmsMessagingDemo.this, "Please enter a message body.",
106                            Toast.LENGTH_SHORT).show();
107                    return;
108                }
109
110                recipientTextEdit.setEnabled(false);
111                contentTextEdit.setEnabled(false);
112
113                SmsManager sms = SmsManager.getDefault();
114
115                List<String> messages = sms.divideMessage(contentTextEdit.getText().toString());
116
117                String recipient = recipientTextEdit.getText().toString();
118                for (String message : messages) {
119                    sms.sendTextMessage(recipient, null, message, PendingIntent.getBroadcast(
120                            SmsMessagingDemo.this, 0, new Intent(ACTION_SMS_SENT), 0), null);
121                }
122            }
123        });
124
125        // Register broadcast receivers for SMS sent and delivered intents
126        registerReceiver(new BroadcastReceiver() {
127            @Override
128            public void onReceive(Context context, Intent intent) {
129                String message = null;
130                boolean error = true;
131                switch (getResultCode()) {
132                case Activity.RESULT_OK:
133                    message = "Message sent!";
134                    error = false;
135                    break;
136                case SmsManager.RESULT_ERROR_GENERIC_FAILURE:
137                    message = "Error.";
138                    break;
139                case SmsManager.RESULT_ERROR_NO_SERVICE:
140                    message = "Error: No service.";
141                    break;
142                case SmsManager.RESULT_ERROR_NULL_PDU:
143                    message = "Error: Null PDU.";
144                    break;
145                case SmsManager.RESULT_ERROR_RADIO_OFF:
146                    message = "Error: Radio off.";
147                    break;
148                }
149
150                recipientTextEdit.setEnabled(true);
151                contentTextEdit.setEnabled(true);
152                contentTextEdit.setText("");
153
154                statusView.setText(message);
155                statusView.setTextColor(error ? Color.RED : Color.GREEN);
156            }
157        }, new IntentFilter(ACTION_SMS_SENT));
158    }
159}
160