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文件大小: 1mb
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上传时间: 2014-07-04
详细说明： 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.XMLR eader; 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 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 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 list = null; Contact contact = null; list = new ArrayList(); 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; } } ...展开收缩
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