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仿QQ联系人列表之精品Eclipse源代码，截图如下：
亲测可用，运行流畅，唯一不是太完美的是切换的时候图标会变动，估计是数组序号发生变化了吧。代码也很优秀。
主界面代码：
[mw_shl_code=java,true]package com.android.contactsmanager;
import java.util.Random;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ExpandableListActivity;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Resources;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.view.ContextMenu;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.ContextMenu.ContextMenuInfo;
import android.widget.Button;
import android.widget.CursorTreeAdapter;
import android.widget.EditText;
import android.widget.ExpandableListView;
import android.widget.ImageView;
import android.widget.PopupWindow;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.ExpandableListView.ExpandableListContextMenuInfo;
import com.android.contactsmanager.bean.MyConstant;
import com.android.contactsmanager.dao.ContactsManagerDbAdater;
public class ContactsManager extends ExpandableListActivity {
public static final String TAG="ContactsManager";
private ContactsManagerDbAdater contactsManagerDbAdapter;
int groupNameIndex;
private MyCursrTreeAdapter myCursorTreeAdapter;
View view;
PopupWindow pop;
Button btnSms;
Button btnEmail;
Button btnCall;
//缓存除了所选联系人所在组的所有组，用在移动联系人上
String groups[];
//缓存用户所在的组,用在移动联系人上
String mygroupName;
//长按分组上的 菜单
public static final int MENU_GROUP_ADD=Menu.FIRST;
public static final int MENU_GROUP_DELETE=Menu.FIRST+1;
public static final int MENU_GROUP_MODIFY=Menu.FIRST+2;
public static final int MENU_GROUP_ADDCONTACT=Menu.FIRST+3;
//长按联系人菜单
public static final int MENU_CONTACTS_DELETE=Menu.FIRST;
public static final int MENU_CONTACTS_MODIFY=Menu.FIRST+1;
public static final int MENU_CONTACTS_MOVE=Menu.FIRST+2;
//联系人各个字段索引
private static final int icon_index=1;
private static final int name_index=2;
private static final int description_index=3;
private static final int telPhone_index=4;
private static final int email_index=5;
//组上groupName字段索引
private static final int groupName_index=1;
Cursor groupCursor;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.main);
getExpandableListView().setBackgroundResource(R.drawable.default_bg);
registerForContextMenu(getExpandableListView());
contactsManagerDbAdapter=new ContactsManagerDbAdater(this);
contactsManagerDbAdapter.open();
initMyAdapter();
initPopupWindow();
getExpandableListView().setCacheColorHint(0);//拖动时避免出现黑色
getExpandableListView().setDivider(null);//去掉每项下面的黑线(分割线)
//自定义下拉图标
getExpandableListView().setGroupIndicator(getResources().getDrawable(R.drawable.expander_ic_folder));
}
private void initPopupWindow()
{
view = this.getLayoutInflater().inflate(R.layout.popup_window, null);
pop = new PopupWindow(view, ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
pop.setOutsideTouchable(true);
btnSms=(Button)view.findViewById(R.id.btnSms);
btnEmail=(Button)view.findViewById(R.id.btnEmail);
btnCall=(Button)view.findViewById(R.id.btnCall);
}
//给适配器赋值，刷新界面的时候也会用到
public void initMyAdapter(){
groupCursor=contactsManagerDbAdapter.getAllGroups();
startManagingCursor(groupCursor);
//get the groupName column index
groupNameIndex=groupCursor.getColumnIndexOrThrow("groupName");
//set my adapter
myCursorTreeAdapter=new MyCursrTreeAdapter(
groupCursor,
this,
true
);
setListAdapter(myCursorTreeAdapter);
}
public class MyCursrTreeAdapter extends CursorTreeAdapter {
public MyCursrTreeAdapter(Cursor cursor, Context context,
boolean autoRequery) {
super(cursor, context, autoRequery);
}
@Override
protected void bindGroupView(View view, Context context, Cursor cursor,
boolean isExpanded) {
// TODO Auto-generated method stub
Log.v(TAG, "bindGroupView");
TextView groupName=(TextView)view.findViewById(R.id.groupName);
String group=cursor.getString(groupName_index);
groupName.setText(group);
TextView groupCount=(TextView)view.findViewById(R.id.groupCount);
int count=contactsManagerDbAdapter.getCountContactByGroupName(group);
groupCount.setText("["+count+"]");
}
@Override
protected View newGroupView(Context context, Cursor cursor,
boolean isExpanded, ViewGroup parent) {
Log.v(TAG, "newGroupView");
LayoutInflater inflate=LayoutInflater.from(ContactsManager.this);
View view=inflate.inflate(R.layout.grouplayout, null);
bindGroupView(view, context, cursor, isExpanded);
return view;
}
@Override
protected Cursor getChildrenCursor(Cursor groupCursor) {
Log.v(TAG, "getChildrenCursor");
String groupName=groupCursor.getString(groupName_index);//得到当前的组名
Cursor childCursor=contactsManagerDbAdapter.getContactsByGroupName(groupName);
startManagingCursor(childCursor);
return childCursor;
}
@Override
protected View newChildView(Context context, Cursor cursor,
boolean isLastChild, ViewGroup parent) {
Log.v(TAG, "newChildView");
LayoutInflater inflate=LayoutInflater.from(ContactsManager.this);
View view=inflate.inflate(R.layout.childlayout, null);
bindChildView(view, context, cursor, isLastChild);
return view;
}
@Override
protected void bindChildView(View view, Context context, Cursor cursor,
boolean isLastChild) {
// TODO Auto-generated method stub
Log.v(TAG, "bindChildView");
ImageView contactIcon=(ImageView)view.findViewById(R.id.contactIcon);
contactIcon.setImageBitmap(getBitmapFromByte(cursor.getBlob(icon_index)));
TextView name=(TextView)view.findViewById(R.id.name);
name.setText(cursor.getString(name_index));
TextView description=(TextView)view.findViewById(R.id.description);
description.setTextKeepState(cursor.getString(description_index));
final String phoneNumber=cursor.getString(telPhone_index);
final String email=cursor.getString(email_index);
ImageView mycursor=(ImageView)view.findViewById(R.id.myCursor);
mycursor.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
//showToast("点击了图片");
if(pop.isShowing())
{
pop.dismiss();
}
else
{
pop.showAsDropDown(v);
btnSms.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
pop.dismiss();
Uri uri=Uri.parse("smsto:"+phoneNumber);
Intent it = new Intent(Intent.ACTION_SENDTO, uri);
it.putExtra("sms_body", "呵呵！好久不见");
startActivity(it);
}
});
btnEmail.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
pop.dismiss();
Uri uri = Uri.parse("mailto:"+email);
Intent it = new Intent(Intent.ACTION_SENDTO, uri);
startActivity(it);
}
});
btnCall.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
pop.dismiss();
Uri uri = Uri.parse("tel:"+phoneNumber);
Intent it = new Intent(Intent.ACTION_DIAL, uri);
startActivity(it);
}
});
}
}
});
}
}
//得到存储在数据库中的头像
public Bitmap getBitmapFromByte(byte[] temp){
if(temp!=null){
Bitmap bitmap=BitmapFactory.decodeByteArray(temp, 0, temp.length);
return bitmap;
}else{
return getRandomIcon();
}
}
//得到随机图片
public Bitmap getRandomIcon(){
Integer allIcon[]={
R.drawable.h001,
R.drawable.h002,
R.drawable.h003,
R.drawable.h004,
R.drawable.h005,
R.drawable.h006,
R.drawable.h007,
R.drawable.h008,
R.drawable.h009,
R.drawable.h010,
R.drawable.h011,
R.drawable.h012,
R.drawable.h013,
R.drawable.h014,
R.drawable.h015,
R.drawable.h016,
R.drawable.h017,
R.drawable.h018,
R.drawable.h019,
R.drawable.h020,
};
Random random=new Random();
int index=random.nextInt(20);
Resources res=getResources();
Bitmap bmp=BitmapFactory.decodeResource(res,allIcon[index]);
return bmp;
}
//弹出提示信息
public void showToast(String msg) {
Toast.makeText(this, msg, Toast.LENGTH_SHORT).show();
}
public void onCreateContextMenu(ContextMenu menu, View v,
ContextMenuInfo menuInfo) {
ExpandableListContextMenuInfo info=(ExpandableListContextMenuInfo)menuInfo;
int type = ExpandableListView.getPackedPositionType(info.packedPosition);
if(type == ExpandableListView.PACKED_POSITION_TYPE_GROUP){//在组上长按
String title=((TextView)info.targetView.findViewById(R.id.groupName)).getText().toString();
menu.setHeaderTitle(title);
menu.add(0, MENU_GROUP_ADD, 0, "添加分组");
menu.add(0, MENU_GROUP_DELETE, 0, "删除分组");
menu.add(0, MENU_GROUP_MODIFY, 0, "重命名");
menu.add(0, MENU_GROUP_ADDCONTACT, 0, "添加联系人");
}else if(type == ExpandableListView.PACKED_POSITION_TYPE_CHILD){//在联系人上长按
String title=((TextView)info.targetView.findViewById(R.id.name)).getText().toString();
Drawable icon=((ImageView)info.targetView.findViewById(R.id.contactIcon)).getDrawable();
menu.setHeaderTitle(title);
menu.setHeaderIcon(icon);
menu.add(0, MENU_CONTACTS_DELETE, 0, "删除联系人");
menu.add(0, MENU_CONTACTS_MODIFY, 0, "编辑联系人");
menu.add(0, MENU_CONTACTS_MOVE, 0, "移动联系人到...");
}
}
public boolean onContextItemSelected(MenuItem item) {
ExpandableListContextMenuInfo info = (ExpandableListContextMenuInfo) item.getMenuInfo();
int type = ExpandableListView.getPackedPositionType(info.packedPosition);
if (type == ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
final String name=((TextView)info.targetView.findViewById(R.id.name)).getText().toString();
switch(item.getItemId()){
case MENU_CONTACTS_DELETE :{
AlertDialog.Builder builder=new AlertDialog.Builder(this);
builder.setTitle("确定要删除联系人吗？");
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
contactsManagerDbAdapter.deleteDataFromContacts(name);
initMyAdapter();
showToast("删除成功");
}
});
builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
});
builder.show();
break;
}
case MENU_CONTACTS_MODIFY :{
Intent intent=new Intent();
intent.putExtra("name", name);
intent.setAction(Intent.ACTION_EDIT);
intent.setDataAndType(Uri.parse(MyConstant.CONTENT_URI), MyConstant.CONTENT_TYPE_EDIT);
startActivity(intent);
break;
}
case MENU_CONTACTS_MOVE :
createMoveContactDialog(name).show();
break;
}
return true;
} else if (type == ExpandableListView.PACKED_POSITION_TYPE_GROUP) {
String groupName=((TextView)info.targetView.findViewById(R.id.groupName)).getText().toString();
System.out.println(groupName);
switch(item.getItemId()){
case MENU_GROUP_ADD :
createDialog("addGroup",groupName).show();
break;
case MENU_GROUP_DELETE :
createDialog("deleteGroup",groupName).show();
break;
case MENU_GROUP_MODIFY :
createDialog("modifyGroup",groupName).show();
break;
case MENU_GROUP_ADDCONTACT :{
Intent intent=new Intent();
intent.setAction(Intent.ACTION_INSERT);
intent.setDataAndType(Uri.parse(MyConstant.CONTENT_URI), MyConstant.CONTENT_TYPE_INSERT);
startActivity(intent);
break;
}
}
return true;
}
return false;
}
private Dialog createMoveContactDialog(final String name){
AlertDialog.Builder builder=new AlertDialog.Builder(this);
builder.setTitle("移动联系人到...");
builder.setSingleChoiceItems(getSpecAllGroup(name), -1, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
//得到用户要移动到的组
String newgroupName=groups[which];
String sql="update contacts set groupName=? where groupName=? and name=?";
Object[] Args={newgroupName,mygroupName,name};
contactsManagerDbAdapter.updateSyncData(sql, Args);
initMyAdapter();
showToast("成功移动联系人到"+newgroupName);
dialog.dismiss();
}
});
return builder.create();
}
private String[] getSpecAllGroup(String name){
String sql="select groupName from contacts where name=?";
String selectionArgs[]={name};
mygroupName=contactsManagerDbAdapter.checkContactGroup(sql, selectionArgs);
Cursor cursor=contactsManagerDbAdapter.getAllGroups();
int count=cursor.getCount()-1;
groups=new String[count];
int i=0;
while(cursor.moveToNext()){
String newgroupName=cursor.getString(1);
if(!newgroupName.equals(mygroupName)){
groups=newgroupName;
i++;
}
}
cursor.close();
return groups;
}
private Dialog createDialog(String msg,final String groupName) {
AlertDialog.Builder builder=new AlertDialog.Builder(this);
if(msg.equals("addGroup")){
final EditText content=new EditText(this);
builder.setTitle("添加组");
builder.setView(content);
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
//添加新的组到数据库
String groupName=content.getText().toString().trim();
Cursor cursor=contactsManagerDbAdapter.getAllGroups();
if(!groupName.equals("")){
while(cursor.moveToNext()){
if(cursor.getString(1).equals(groupName)){
showToast(groupName+"已存在！");
return;
}
}
contactsManagerDbAdapter.inserDataToGroups(groupName);
initMyAdapter();
showToast("添加成功");
System.out.println(">>>>>>>>>>>>>>add>>>>>>>>>>>>>>>>>>>>>>>>");
}
}
});
builder.setNeutralButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
});
return builder.create();
}
if(msg.equals("deleteGroup")){
builder.setTitle("确定要删除该组和该组内的所有联系人吗?");
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
contactsManagerDbAdapter.deleteDataFromGroups(groupName);
String sql="delete from contacts where groupName=?";
Object Args[]={groupName};
contactsManagerDbAdapter.updateSyncData(sql, Args);
initMyAdapter();
showToast("删除成功");
System.out.println(">>>>>>>>>>>>>>>delete>>>>>>>>>>>>>>>>>>>>>");
}
});
builder.setNeutralButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
});
return builder.create();
}
if(msg.equals("modifyGroup")){
final EditText content=new EditText(this);
content.setText(groupName);
builder.setTitle("请输入新的组名");
builder.setView(content);
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
String newgroupName=content.getText().toString().trim();
Cursor cursor=contactsManagerDbAdapter.getAllGroups();
if(!newgroupName.equals("")){
while(cursor.moveToNext()){
if(cursor.getString(1).equals(newgroupName)){
if(!newgroupName.equals(groupName)){
showToast(newgroupName+"已存在");
return;
}else{
return;
}
}
}
contactsManagerDbAdapter.updateDataToGroups(newgroupName, groupName);
String sql="update contacts set groupName=? where groupName=?";
Object Args[]={newgroupName,groupName};
contactsManagerDbAdapter.updateSyncData(sql, Args);
initMyAdapter();
showToast("修改成功");
System.out.println(">>>>>>>>>>>>>>>update>>>>>>>>>>>>>>>>>>>>>");
}
}
});
builder.setNeutralButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
});
return builder.create();
}
return null;
}
//处理键盘事件
public boolean onKeyDown(int keyCode, KeyEvent event) {
// TODO Auto-generated method stub
if(keyCode == KeyEvent.KEYCODE_BACK ){
AlertDialog.Builder builder=new AlertDialog.Builder(this);
builder.setTitle("提示");
builder.setMessage("确定要退出程序?");
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
dialog.dismiss();
finish();
}
});
builder.setNeutralButton("取消", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
dialog.dismiss();
}
});
builder.show();
return true;
}else{
return super.onKeyDown(keyCode, event);
}
}
@Override
protected void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
if(contactsManagerDbAdapter!=null){
contactsManagerDbAdapter.close();
contactsManagerDbAdapter=null;
}
}
}[/mw_shl_code]
界面文件
[mw_shl_code=xml,true]<?xml version="1.0" encoding="UTF-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android rientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<ExpandableListView android:id="@id/android:list"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_weight="1"
android:drawSelectorOnTop="false"/>
<TextView android:id="@id/android:empty"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:background="#FF0000"
android:text="没有任何数据"/>
</LinearLayout>
[/mw_shl_code]
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发表于 2014-7-16 16:06:07
