1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 3     android:layout_width="fill_parent" 4     android:layout_height="fill_parent" 5     android:orientation="vertical" > 6     <EditText  7         android:id="@+id/edit" 8         android:layout_width="fill_parent" 9         android:layout_height="wrap_content"10         android:layout_margin="15dip"11         />12     <Button 13         android:layout_width="wrap_content"14         android:layout_height="wrap_content"15         android:text="保存短信"16         android:layout_gravity="right"17         android:layout_margin="15dip"18         />19 </LinearLayout>

 1 package com.turboradio.activity; 2  3 import android.app.Activity; 4 import android.content.SharedPreferences; 5 import android.os.Bundle; 6 import android.widget.EditText; 7  8 public class SaveDataActivity extends Activity { 9     private EditText editText;10     private static final String  TEMP_SMS = "temp_sms";11     /** Called when the activity is first created. */12     @Override13     public void onCreate(Bundle savedInstanceState) {14         super.onCreate(savedInstanceState);15        setContentView(R.layout.sharepreference_1);16        editText = (EditText)findViewById(R.id.edit);17        SharedPreferences sharedPreferences = getSharedPreferences(TEMP_SMS,MODE_WORLD_WRITEABLE);18       String content = sharedPreferences.getString("sms_content", "");19       editText.setText(content);20     }21     @Override22     protected void onStop() {23         super.onStop();24         SharedPreferences.Editor editor = getSharedPreferences(TEMP_SMS,MODE_WORLD_WRITEABLE).edit();25         // 将EditText中的文字添加到编辑器26         editor.putString("sms_content", editText.getText().toString());27         editor.commit();28     }29     30 }