通讯录Android。package com.yarin.android.MyContacts;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.net.Socket;
import java.util.ArrayList;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.apache.http.util.EncodingUtils;
import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;
import org.xmlpull.v1.XmlSerializer;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.ComponentName;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.DialogInterface;
import android.content.Intent;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.util.Xml;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ContextMenu.ContextMenuInfo;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.RadioButton;
import android.widget.SimpleCursorAdapter;
import android.widget.Toast;
public class MyContacts extends ListActivity {
private static final int AddContact_ID = Menu.FIRST;
private static final int ViewContact_ID = Menu.FIRST+1;
private static final int EditContact_ID = Menu.FIRST+2;
private static final int DeleContact_ID = Menu.FIRST+3;
private static final int ExitContact_ID = Menu.FIRST+4;
private static final int ExportContact_ID = Menu.FIRST+6;
private static final int SearchContact_ID = Menu.FIRST+7;
ProgressDialog m_Dialog;
String str = null;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setDefaultKeyMode(DEFAULT_KEYS_SHORTCUT);
Intent intent = getIntent();
if(intent.getData() == null){
intent.setData(ContactsProvider.CONTENT_URI);
}
getListView().setOnCreateContextMenuListener(this);
getListView().setBackgroundResource(R.drawable.bg);
Cursor cursor = managedQuery(getIntent().getData(), ContactColumn.PROJECTION, null, null,null);
//注册每个列表表示形式 ：姓名 + 移动电话
SimpleCursorAdapter adapter = new SimpleCursorAdapter(this,
android.R.layout.simple_list_item_2, cursor,
new String[] {ContactColumn.NAME, ContactColumn.MOBILENUM },
new int[] { android.R.id.text1, android.R.id.text2 });
setListAdapter(adapter);
}
public boolean onCreateOptionsMenu(Menu menu){
super.onCreateOptionsMenu(menu);
Intent intent = new Intent(null, getIntent().getData());
intent.addCategory(Intent.CATEGORY_ALTERNATIVE);
menu.addIntentOptions(Menu.CATEGORY_ALTERNATIVE, 0, 0,
new ComponentName(this, MyContacts.class),
null, intent, 0, null);
// 添加联系人
menu.add(0, AddContact_ID, 0, R.string.add_user)
.setShortcut('1', 'a')
.setIcon(R.drawable.img1);
// 查找联系人
menu.add(0, SearchContact_ID, 0, R.string.search)
.setShortcut('3', 'c')
.setIcon(R.drawable.search);
// 导出
menu.add(0, ExportContact_ID, 0, R.string.export)
.setShortcut('4', 'd')
.setIcon(R.drawable.export);
//退出程序
menu.add(0, ExitContact_ID, 0, R.string.exit)
.setShortcut('7', 'f')
.setIcon(R.drawable.img2);
return true;
}
//处理菜单操作
public boolean onOptionsItemSelected(MenuItem item){
switch (item.getItemId()){
case AddContact_ID:
//添加联系人
startActivity(new Intent(Intent.ACTION_INSERT, getIntent().getData()));
return true;
case SearchContact_ID:
//查找联系人
Intent intent = new Intent();
intent.setClass(MyContacts.this, ContactSearch.class);
startActivity(intent);
return true;
case ExportContact_ID:
//导出
// Intent intent1 = new Intent();
// intent1.setClass(MyContacts.this, ExportView.class);
// startActivity(intent1);
// this.finish();
export();
return true;
case ExitContact_ID:
//退出程序
this.finish();
return true;
}
return super.onOptionsItemSelected(item);
}
//点击的默认操作也可以在这里处理
protected void onListItemClick(ListView l, View v, int position, long id){
Uri uri = ContentUris.withAppendedId(getIntent().getData(), id);
//查看联系人
startActivity(new Intent(Intent.ACTION_VIEW, uri));
}
//长按触发的菜单
public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo){
AdapterView.AdapterContextMenuInfo info;
try{
info = (AdapterView.AdapterContextMenuInfo) menuInfo;
}catch (ClassCastException e){
return;
}
//得到长按的数据项
Cursor cursor = (Cursor) getListAdapter().getItem(info.position);
if (cursor == null){
return;
}
menu.setHeaderTitle(cursor.getString(1));
//添加删除菜单
menu.add(0, ViewContact_ID, 0, R.string.view_user);
//添加删除菜单
menu.add(1, EditContact_ID, 0, R.string.editor_user);
//添加删除菜单
menu.add(2, DeleContact_ID, 0, R.string.delete_user);
}
@Override
public boolean onContextItemSelected(MenuItem item){
AdapterView.AdapterContextMenuInfo info;
try{
info = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo();
}catch (ClassCastException e){
return false;
}
final Uri uri = ContentUris.withAppendedId(getIntent().getData(), info.id);
switch (item.getItemId()){
case DeleContact_ID:
Dialog dialog = new AlertDialog.Builder(MyContacts.this)
.setTitle("删除")
.setMessage("是否删除联系人？")
.setPositiveButton("确定", new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialog, int whichButton)
{
//删除一条记录
getContentResolver().delete(uri, null, null);
}
}).setNeutralButton("取消", new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialog, int whichButton)
{
}
}).create();//创建按钮
dialog.show();
break;
case EditContact_ID:
//编辑联系人
startActivity(new Intent(Intent.ACTION_EDIT, uri));
break;
case ViewContact_ID:
//编辑联系人
startActivity(new Intent(Intent.ACTION_VIEW, uri));
break;
}
return false;
}
private void export(){
LayoutInflater factory = LayoutInflater.from(MyContacts.this);
//得到自定义对话框
final View view = factory.inflate(R.layout.export, null);
//创建对话框
AlertDialog dlg = new AlertDialog.Builder(MyContacts.this)
.setTitle("导入导出")
.setView(view)//设置自定义对话框的样式
.setPositiveButton("确定",
new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialog, int whichButton){
final RadioButton radio1 = (RadioButton)view.findViewById(R.id.RadioButton1);
final RadioButton radio2 = (RadioButton)view.findViewById(R.id.RadioButton2);
final RadioButton radio3 = (RadioButton)view.findViewById(R.id.RadioButton3);
final RadioButton radio4 = (RadioButton)view.findViewById(R.id.RadioButton4);
if(radio1.isChecked()){
str = "正在导出到服务器...";
}else if(radio2.isChecked()){
str = "正在从服务器导入...";
}else if(radio3.isChecked()){
str = "正在导出到文本...";
}else if(radio4.isChecked()){
str = "正在从文本导出...";
}
//输入完成后，点击“确定”开始登陆
m_Dialog = ProgressDialog.show(MyContacts.this,
"请等待...", str, true);
new Thread(){
public void run(){
try{
if(radio1.isChecked()){
if(generateXML()){
Toast.makeText(MyContacts.this, "导出到服务器成功！", Toast.LENGTH_SHORT).show();
}else{
Toast.makeText(MyContacts.this, "导出到服务器失败！", Toast.LENGTH_SHORT).show();
}
}else if(radio2.isChecked()){
if(parseXML()){
Toast.makeText(MyContacts.this, "从服务器导入成功！", Toast.LENGTH_SHORT).show();
}else{
Toast.makeText(MyContacts.this, "从服务器导入失败！", Toast.LENGTH_SHORT).show();
}
}else if(radio3.isChecked()){
if(generateText()){
Toast.makeText(MyContacts.this, "导出到文本成功！", Toast.LENGTH_SHORT).show();
}else{
Toast.makeText(MyContacts.this, "导出到文本失败！", Toast.LENGTH_SHORT).show();
}
}else if(radio4.isChecked()){
if(parseText()){
Toast.makeText(MyContacts.this, "从文本导入成功！", Toast.LENGTH_SHORT).show();
}else{
Toast.makeText(MyContacts.this, "从文本导入失败！", Toast.LENGTH_SHORT).show();
}
}
}catch (Exception e){
e.printStackTrace();
}finally{
//登录结束，取消m_Dialog对话框
m_Dialog.dismiss();
}
}
}.start();
}
})
.setNegativeButton("取消",
new DialogInterface.OnClickListener()
{
public void onClick(DialogInterface dialog, int whichButton)
{
//点击"取消"按钮之后退出程序
}
})
.create();//创建
dlg.show();//显示
}
private boolean generateXML(){
SQLiteDatabase sqlDB = null;
String name;
String mNumber;
String hNumber;
String address;
String email;
String blog;
int numColumn;
XmlSerializer serializer = Xml.newSerializer();
StringWriter writer = new StringWriter();
sqlDB = this.openOrCreateDatabase("mycontacts.db", MODE_PRIVATE, null);
Cursor cur = sqlDB.rawQuery("select * from contacts", null);
if(cur == null){
sqlDB.close();
return false;
}
try {
serializer.setOutput(writer);
serializer.startDocument("UTF-8", true);
serializer.startTag(null, "database");
serializer.attribute(null, "name", "mycontacts.db");
serializer.startTag(null, "table");
serializer.attribute(null, "name", "contacts");
cur.moveToFirst();
int i = 1;
do{
/* 取得表中字段*/
numColumn = cur.getColumnIndex("name"); //name
name = cur.getString(numColumn);
numColumn = cur.getColumnIndex("mobileNumber"); //mobileNumber
mNumber = cur.getString(numColumn);
numColumn = cur.getColumnIndex("homeNumber"); //homeNumber
hNumber = cur.getString(numColumn);
numColumn = cur.getColumnIndex("address"); //address
address = cur.getString(numColumn);
numColumn = cur.getColumnIndex("email"); //email
email = cur.getString(numColumn);
numColumn = cur.getColumnIndex("blog"); //blog
blog = cur.getString(numColumn);
/* 生成XML*/
serializer.startTag(null, "contact");
serializer.attribute(null, "id", String.valueOf(i++));
serializer.startTag(null, "name");
serializer.text(name);
serializer.endTag(null, "name");
serializer.startTag(null, "mobileNumber");
serializer.text(mNumber);
serializer.endTag(null, "mobileNumber");
serializer.startTag(null, "homeNumber");
serializer.text(hNumber);
serializer.endTag(null, "homeNumber");
serializer.startTag(null, "address");
serializer.text(address);
serializer.endTag(null, "address");
serializer.startTag(null, "email");
serializer.text(email);
serializer.endTag(null, "email");
serializer.startTag(null, "blog");
serializer.text(blog);
serializer.endTag(null, "blog");
serializer.endTag(null, "contact"); //contact结束
}while(cur.moveToNext());
serializer.endTag(null, "table"); //table结束
serializer.endTag(null, "database"); //database结束
serializer.endDocument();
String text = writer.toString();
connectToServer(text);
} catch (Exception e) {
sqlDB.close();
Log.e("ExportView", e.toString());
}
sqlDB.close();
return true;
}
private boolean parseXML(){
ArrayList<Contact> list = null;
String database;
String table;
String source;
SAXHandler handler = new SAXHandler();
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser parser;
source = connectToServer(null);
if(source == null){
return false;
}
try {
parser = factory.newSAXParser();
XMLReader reader = parser.getXMLReader();
reader.setContentHandler(handler);
reader.parse(new InputSource(new FileInputStream(source)));
} catch (Exception e) {
Log.e("ExportView", e.toString());
}
list = handler.getList();
database = handler.getDatabase();
table = handler.getTable();
//存入数据库
return insertData(database, table, list);
}
private boolean insertData(String database, String table, ArrayList<Contact> list){
SQLiteDatabase sqlDB = null;
sqlDB = this.openOrCreateDatabase(database, MODE_PRIVATE, null);
if(sqlDB == null){
return false;
}
for(Contact c : list){
ContentValues values = new ContentValues();
values.put(ContactColumn.NAME, c.getName());
values.put(ContactColumn.MOBILENUM, c.getMobileNumber());
values.put(ContactColumn.HOMENUM, c.getHomeNumber());
values.put(ContactColumn.ADDRESS, c.getAddress());
values.put(ContactColumn.EMAIL, c.getEmail());
values.put(ContactColumn.BLOG, c.getBlog());
sqlDB.insert(table, "_id", values);
}
sqlDB.close();
return true;
}
private boolean generateText(){
SQLiteDatabase sqlDB = null;
StringBuilder str = null;
String name;
String mNumber;
String hNumber;
String address;
String email;
String blog;
int numColumn;
sqlDB = this.openOrCreateDatabase("mycontacts.db", MODE_PRIVATE, null);
str = new StringBuilder();
str.append("database=mycontacts.db;table=contacts;");
Cursor cur = sqlDB.rawQuery("select * from contacts", null);
if(cur == null){
sqlDB.close();
return false;
}
cur.moveToFirst();
do{
numColumn = cur.getColumnIndex("name"); //name
name = cur.getString(numColumn);
numColumn = cur.getColumnIndex("mobileNumber"); //mobileNumber
mNumber = cur.getString(numColumn);
numColumn = cur.getColumnIndex("homeNumber"); //homeNumber
hNumber = cur.getString(numColumn);
numColumn = cur.getColumnIndex("address"); //address
address = cur.getString(numColumn);
numColumn = cur.getColumnIndex("email"); //email
email = cur.getString(numColumn);
numColumn = cur.getColumnIndex("blog"); //blog
blog = cur.getString(numColumn);
str.append("contacts=" + name + "," + mNumber + "," + hNumber + "," + address + "," + email + "," + blog + ";");
}while(cur.moveToNext());
sqlDB.close();
return writeFileData("contacts.txt", str.toString());
}
private boolean parseText(){
String content = null;
String database = null;
String table = null;
ArrayList<Contact> list = null;
Contact contact = null;
list = new ArrayList<Contact>();
content = readFileData("contacts.txt");
if(content == null){
return false;
}
String[] str = content.split(";");
for(String s : str){
if(s.startsWith("database=")){
database = s.substring(9);
}else if(s.startsWith("table=")){
table = s.substring(6);
}else if(s.startsWith("contacts=")){
String tmp = s.substring(9);
String[] contacts = tmp.split(",");
contact = new Contact();
switch(contacts.length){
case 0:
break;
case 1:
contact.setName(contacts[0]);
break;
case 2:
contact.setName(contacts[0]);
contact.setMobileNumber(contacts[1]);
break;
case 3:
contact.setName(contacts[0]);
contact.setMobileNumber(contacts[1]);
contact.setHomeNumber(contacts[2]);
break;
case 4:
contact.setName(contacts[0]);
contact.setMobileNumber(contacts[1]);
contact.setHomeNumber(contacts[2]);
contact.setAddress(contacts[3]);
break;
case 5:
contact.setName(contacts[0]);
contact.setMobileNumber(contacts[1]);
contact.setHomeNumber(contacts[2]);
contact.setAddress(contacts[3]);
contact.setEmail(contacts[4]);
break;
case 6:
contact.setName(contacts[0]);
contact.setMobileNumber(contacts[1]);
contact.setHomeNumber(contacts[2]);
contact.setAddress(contacts[3]);
contact.setEmail(contacts[4]);
contact.setBlog(contacts[5]);
break;
}
list.add(contact);
}
}
return insertData(database, table, list);
}
private boolean writeFileData(String filename, String content){
FileOutputStream out = null;
try {
Log.e("ExportView", "open");
out = openFileOutput(filename, MODE_PRIVATE);
if(out == null){
Log.e("ExportView", "open fail");
return false;
}
byte[] bytes = content.getBytes();
out.write(bytes);
out.close();
} catch (Exception e) {
Log.e("ExportView", e.toString());
}
return true;
}
private String readFileData(String filename){
String result = null;
try {
FileInputStream in = openFileInput(filename);
int length =in.available();
byte[] buffer = new byte[length];
in.read(buffer);
result = EncodingUtils.getString(buffer, "UTF-8");
in.close();
} catch (Exception e) {
Log.e("ExportView", e.toString());
}
return result;
}
private String connectToServer(String msg){
Socket socket = null;
String result = null;
msg = msg + "\r\n";
try {
socket = new Socket("192.168.1.110", 54321);
//向服务器发送消息
PrintWriter out = new PrintWriter(new BufferedWriter(
new OutputStreamWriter(socket.getOutputStream())), true);
if(msg != null){
out.println(msg);
}
// 接收来自服务器的消息
BufferedReader in = new BufferedReader(new InputStreamReader(
socket.getInputStream()));
result = in.readLine();
if(result == null){
return null;
}
// 关闭流
out.close();
in.close();
// 关闭socket
socket.close();
} catch (Exception e) {
Log.e("ExporView", e.toString());
}
return result;
}
}
