Android开启/关闭/监听 飞行模式
1.package lab.sodino.airplane;
2.
3.import java.text.SimpleDateFormat;
4.import java.util.Calendar;
5.
6.import android.app.Activity;
7.import android.content.BroadcastReceiver;
8.import android.content.Context;
9.import android.content.Intent;
10.import android.content.IntentFilter;
11.import android.os.Bundle;
12.import android.provider.Settings;
13.import android.util.Log;
14.import android.view.View;
15.import android.widget.Button;
16.import android.widget.TextView;
17.import android.widget.Toast;
18.
19./**
20.* @author Sodino Email:[email protected]
21.* */
22.public class AirPlaneAct extends Activity {
23. private TextView txtInfo;
24.
25. public void onCreate(Bundle savedInstanceState) {
26. super.onCreate(savedInstanceState);
27. setContentView(R.layout.main);
28. txtInfo = (TextView) findViewById(R.id.txtInfo);
29. Button btnIsAirPlane = (Button) findViewById(R.id.btnIsAirPlane);
30. btnIsAirPlane.setOnClickListener(new Button.OnClickListener() {
31. public void onClick(View view) {
32. isAirplaneModeOn();
33. }
34. });
35. final Button btnSetAirPlane = (Button) findViewById(R.id.btnSetAirPlane);
36. btnSetAirPlane.setOnClickListener(new Button.OnClickListener() {
37. public void onClick(View view) {
38. setAirplaneMode(true);
39. }
40. });
41. final Button btnCancelAirPlane = (Button) findViewById(R.id.btnCancelAirPlane);
42. btnCancelAirPlane.setOnClickListener(new Button.OnClickListener() {
43. public void onClick(View view) {
44. setAirplaneMode(false);
45. }
46. });
47. IntentFilter intentFilter = new IntentFilter("android.intent.action.SERVICE_STATE");
48. BroadcastReceiver receiver = new BroadcastReceiver() {
49. @Override
50. public void onReceive(Context context, Intent intent) {
51. Log.d("ANDROID_INFO", "Service state changed");
52. Bundle bundle = intent.getExtras();
53. if (bundle != null) {
54. txtInfo.append(formateToLogTime(System.currentTimeMillis()) + " Service state changed action="
55. + intent.getAction() + "\n");
56. /**
57. * Set<String> set = bundle.keySet();<br/>
58. * key=manual value=0 <br/>
59. * key=cdmaRoamingIndicator value=-1 Integer<br/>
60. * key=operator-numeric value=0<br/>
61. * key=cssIndicator value=0 Boolean<br/>
62. * key=operator-alpha-long value=0<br/>
63. * key=networkId value=-1<br/>
64. * key=state value=0 Integer<br/>
65. * key=emergencyOnly value=0 Boolean<br/>
66. * key=systemId value=-1 Integer<br/>
67. * key=roaming value=0 Boolean<br/>
68. * key=operator-alpha-short value=0<br/>
69. * key=cdmaDefaultRoamingIndicator value=-1 Integer<br/>
70. * key=radioTechnology value=2 Integer<br/>
71. */
72. int state = bundle.getInt("state");
73. Log.d("ANDROID_INFO", "state = " + state);
74. txtInfo.append(formateToLogTime(System.currentTimeMillis()) + " state = " + state);
75. switch (state) {
76. case 0x00:
77. Log.d("ANDROID_INFO", "Connect the net successfully.");
78. txtInfo.append(" Connect the net successfully.");
79. btnSetAirPlane.setEnabled(true);
80. btnCancelAirPlane.setEnabled(false);
81. break;
82. case 0x01:
83. Log.d("ANDROID_INFO", "Try to connect the net.");
84. txtInfo.append(" Try to connect the net.");
85. btnSetAirPlane.setEnabled(false);
86. btnCancelAirPlane.setEnabled(true);
87. break;
88. case 0x03:
89. Log.d("ANDROID_INFO", "Set AirPlaneMode Successful.");
90. txtInfo.append(" Set AirPlaneMode Successful.");
91. btnSetAirPlane.setEnabled(false);
92. btnCancelAirPlane.setEnabled(true);
93. break;
94. }
95. txtInfo.append("\n");
96. } else {
97. Log.d("ANDROID_INFO", "bundle is null");
98. }
99. }
100. };
101. registerReceiver(receiver, intentFilter);
102. }
103.
104. private void isAirplaneModeOn() {
105. // 返回值是1时表示处于飞行模式
106. int modeIdx = Settings.System.getInt(getContentResolver(), Settings.System.AIRPLANE_MODE_ON, 0);
107. boolean isEnabled = (modeIdx == 1);
108. txtInfo.append(formateToLogTime(System.currentTimeMillis()) + " AirPlaneMode " + isEnabled + "\n");
109. }
110.
111. private void setAirplaneMode(boolean setAirPlane) {
112. Settings.System.putInt(getContentResolver(), Settings.System.AIRPLANE_MODE_ON, setAirPlane ? 1 : 0);
113. // 广播飞行模式信号的改变，让相应的程序可以处理。
114. // 不发送广播时，在非飞行模式下，Android 2.2.1上测试关闭了Wifi,不关闭正常的通话网络(如GMS/GPRS等)。
115. // 不发送广播时，在飞行模式下，Android 2.2.1上测试无法关闭飞行模式。
116. Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
117. // intent.putExtra("Sponsor", "Sodino");
118. sendBroadcast(intent);
119. Toast toast = Toast.makeText(this, "飞行模式启动与关闭需要一定的时间，请耐心等待", Toast.LENGTH_LONG);
120. toast.show();
121. }
122.
123. /**
124. * 将长整型时间数字转为字符串。
125. *
126. * @return 返回格式为： 22:15:09的时间
127. */
128. public static String formateToLogTime(long time) {
129. Calendar calendar = Calendar.getInstance();
130. calendar.setTimeInMillis(time);
131. SimpleDateFormat simpleDF = new SimpleDateFormat("HH:mm:ss");
132. String logTime = simpleDF.format(calendar.getTime());
133. return logTime;
134. }
135.}