package com.nsmss.scuol.login;
import com.nsmss.scuol.R;
import com.nsmss.scuol.bean.GlobalInfo;
import com.nsmss.scuol.bean.UserData;
import com.nsmss.scuol.common.NetHelper;
import com.nsmss.scuol.dao.GlobalInfoDao;
import com.nsmss.scuol.dao.UserDataDao;
import com.nsmss.scuol.main.MainActivity;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.Toast;
/**
* @version 1.1
* @author LMD
* @modify LT
* 用于登录
*/
public class LoginActivity extends Activity {
/**
* 静态成员变量
*/
private static Context context;
/**
* UI相关成员变量
*/
private ProgressDialog loadDialog;
/**
* View相关成员变量
*/
private EditText numText;
private EditText passwdText;
private Button loginButton;
private CheckBox autoBox;
private CheckBox passwdBox;
/**
* Dao成员变量
*/
private GlobalInfoDao gInfoDao;
private UserDataDao uDataDao;
/**
* 数据模型变量
*/
private GlobalInfo gInfo;
private UserData uData;
/**
* 数据存储变量
*/
private String numStr;
private String passwdStr;
/**
* 状态变量
*/
/**
* 临时变量
*/
private String errCodeStr;
/**
* Activity回调函数
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
// 继承父类方法，绑定View
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
// 初始化context
context = getApplicationContext();
// 初始化View成员变量
initView();
initListener();
// 初始化Dao成员变量
gInfoDao = new GlobalInfoDao(context);
uDataDao = new UserDataDao(context);
// 初始化数据模型变量
gInfo = gInfoDao.query();
// 初始化存储变量
numStr = new String();
passwdStr = new String();
// 初始化状态变量
// 初始化临时变量
// 自定义函数
initInput();
}
@Override
protected void onPause() {
super.onPause();
}
@Override
protected void onStop() {
super.onStop();
}
@Override
protected void onResume() {
super.onResume();
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_DOWN) {
finish();
return true;
}
return super.onKeyDown(keyCode, event);
}
/**
* 线程对象
*/
private Runnable loginRunnable = new Runnable() {
@Override
public void run() {
NetHelper netHelper = new NetHelper();
errCodeStr = netHelper.login(numStr, passwdStr);
if (loadDialog.isShowing()) {
loadDialog.dismiss();
if (errCodeStr == null || errCodeStr.equals("100") ||
errCodeStr.equals("103") || errCodeStr.equals("104")) {
runOnUiThread(connErrRunnable);
}
else if (errCodeStr.equals("101")) {
runOnUiThread(numErrRunnable);
}
else if (errCodeStr.equals("102")) {
runOnUiThread(passwdErrRunnable);
}
else {
int returnCode = initUser(errCodeStr);
if (returnCode == 0) {
jumpToMain();
}
else {
errCodeStr = returnCode+"";
runOnUiThread(dbErrRunnable);
}
}
}
}
};
private Runnable numErrRunnable = new Runnable() {
@Override
public void run() {
Toast.makeText(LoginActivity.this, "你输入的学号不存在，请重新输入", Toast.LENGTH_SHORT).show();
}
};
private Runnable passwdErrRunnable = new Runnable() {
@Override
public void run() {
Toast.makeText(LoginActivity.this, "您输入的密码不正确，请重新输入", Toast.LENGTH_SHORT).show();
}
};
private Runnable connErrRunnable = new Runnable() {
@Override
public void run() {
Toast.makeText(LoginActivity.this, "网络连接错误，错误代码"+errCodeStr, Toast.LENGTH_SHORT).show();
}
};
private Runnable dbErrRunnable = new Runnable() {
@Override
public void run() {
Toast.makeText(LoginActivity.this, "信息存储错误，错误代码"+errCodeStr, Toast.LENGTH_SHORT).show();
}
};
/**
* 自定义成员对象
*/
/**
* 自定义方法
*/
protected void initView() {
numText = (EditText)findViewById(R.id.EditText_Login_Num);
numText.addTextChangedListener(watcher);
passwdText = (EditText)findViewById(R.id.EditText_Login_Passwd);
passwdText.addTextChangedListener(watcher);
loginButton = (Button)findViewById(R.id.Button_Login_Login);
autoBox = (CheckBox)findViewById(R.id.CheckBox_Login_Auto);
passwdBox = (CheckBox)findViewById(R.id.CheckBox_Login_Passwd);
numText.setFocusable(true);
numText.setFocusableInTouchMode(true);
passwdText.setFocusable(true);
passwdText.setFocusableInTouchMode(true);
}
protected void initListener() {
autoBox.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (autoBox.isChecked()) {
passwdBox.setChecked(true);
}
}
});
passwdBox.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (!passwdBox.isChecked()) {
autoBox.setChecked(false);
}
}
});
loginButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
numStr = numText.getText().toString();
passwdStr = passwdText.getText().toString();
if (numStr.length()<6 ) {
Toast.makeText(getApplicationContext(), "请输入正确的学号！", Toast.LENGTH_SHORT).show();
loginButton.setEnabled(false); //使登录按钮不可用
passwdText.clearFocus();
numText.requestFocus();
}
else if (passwdStr.length()<1) {
Toast.makeText(getApplicationContext(), "请输入密码！", Toast.LENGTH_SHORT).show();
loginButton.setEnabled(false); //使登录按钮不可用
numText.clearFocus();
passwdText.requestFocus();
}
else {
loginConn();
}
}
});
}
/**
* 定义文本编辑框监视器：watcher
*/
private TextWatcher watcher = new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after)
{
// TODO Auto-generated method stub
}
@Override
public void afterTextChanged(Editable arg0)
{
// TODO Auto-generated method stub
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count)
{
// TODO Auto-generated method stub
loginButton.setEnabled(true); //编辑后登录按钮可用
}
};
/**
* 判断如果最后登录的用户选择了自动登录
* 则跳转到主界面
*/
protected void initInput() {
if (gInfo != null) {
int uid = gInfo.getActiveUserUid();
if (uid != 0) {
uData = uDataDao.query(uid);
if (uData != null) {
if (uData.getAutologin() == 1) {
// TODO 跳转到主界面
jumpToMain();
}
if (uData.getSavepasswd() == 1) {
numText.setText(uData.getNum());
}
}
}
}
}
/**
* 显示登录状态图标
* 开启连接线程
*/
protected void loginConn() {
loadDialog = new ProgressDialog(this);
loadDialog.setIndeterminate(true);
loadDialog.setMessage("登录中...");
loadDialog.setCancelable(true);
loadDialog.show();
new Thread(loginRunnable).start();
}
/**
* 初始化UserData对象，存入数据库，并更新global_info
* @param session 从NetHelper返回的JSESSIONID的值
* @return 成功返回0，否则返回错误代码
*/
protected int initUser(String session) {
uData = new UserData();
uData.setNum(numStr);
uData.setPasswd(passwdStr);
uData.setSession(session);
uData.setLastlogin( (int)((System.currentTimeMillis())/1000) );
uData.setLastlogout(0);
if (autoBox.isChecked()) {
uData.setAutologin(1);
}
else {
uData.setAutologin(0);
}
if (passwdBox.isChecked()) {
uData.setSavepasswd(1);
}
else {
uData.setSavepasswd(0);
}
uData.setHeadshot("");
int uid = uDataDao.insert(uData);
if (uid == 0) {
return 201;
}
gInfo.setActiveUserUid(uid);
if(gInfoDao.insert(gInfo)) {
return 0;
}
else {
return 202;
}
}
/**
* 跳转到MainActivity
*/
protected void jumpToMain() {
Intent intent = new Intent(LoginActivity.this, MainActivity.class);
startActivity(intent);
overridePendingTransition(R.anim.slide_right_in, R.anim.slide_left_out);
finish();
}
}