LoginActicity.java

package com.itbox.grzl.activity;

import java.util.HashSet;
import java.util.Set;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.BaseColumns;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.text.TextUtils;
import android.view.KeyEvent;
import android.view.inputmethod.EditorInfo;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
import butterknife.ButterKnife;
import butterknife.InjectView;
import butterknife.OnClick;
import cn.jpush.android.api.JPushInterface;

import com.activeandroid.content.ContentProvider;
import com.itbox.fx.net.GsonResponseHandler;
import com.itbox.grzl.AppContext;
import com.itbox.grzl.api.LoginAndRegisterApi;
import com.itbox.grzl.bean.Account;
import com.zhaoliewang.grzl.R;

/**
 * 
 * @author youzh 2014年5月2日 下午5:43:55
 */
public class LoginActicity extends BaseActivity implements
		LoaderCallbacks<Cursor> {
	@InjectView(R.id.login_username)
	EditText usernameEditText;
	@InjectView(R.id.login_password)
	EditText passwordEditText;
	@InjectView(R.id.login_regist_pass_tv)
	TextView registerTextView;
	@InjectView(R.id.login_find_pass_tv)
	TextView forgetPasswordTextView;
    
	@Override
	protected void onCreate(Bundle arg0) {
		super.onCreate(arg0);
		getSupportLoaderManager().initLoader(0, null, this);
	}

	@OnClick(R.id.login_login_bt)
	public void userLogin() {
		String username = usernameEditText.getText().toString();
		String password = passwordEditText.getText().toString();
		if (TextUtils.isEmpty(username)) {
			showToast("用户名不能为空");
		} else {
			if (TextUtils.isEmpty(password)) {
				showToast("用户名不能为空");
			} else {
				showProgressDialog("登陆中...");
				new LoginAndRegisterApi().login(username, password, new GsonResponseHandler<Account>(Account.class){
					@Override
					public void onSuccess(Account account) {
						super.onSuccess(account);
		                initJPush(account);
						account.save();
					}
					@Override
					public void onFailure(Throwable e, int statusCode, String content) {
						super.onFailure(e, statusCode, content);
						dismissProgressDialog();
						showToast("用户名或密码错误");
					}
					@Override
					public void onFinish() {
						dismissProgressDialog();
					}
				});
			}
		}
	}

	@OnClick(R.id.login_regist_pass_tv)
	public void userRegist() {
		new AlertDialog.Builder(this).setItems(new String[] { "手机注册", "邮箱注册" },
				new DialogInterface.OnClickListener() {

					@Override
					public void onClick(DialogInterface dialog, int which) {
						switch (which) {
						case 0:
							startActivity(RegistPhoneFirstActivity.class);
							break;
						case 1:
							startActivity(RegistEmailActivity.class);
							break;
						default:
							break;
						}
					}
				}).show();
	}

	@OnClick(R.id.login_find_pass_tv)
	public void userFindPass() {
		new AlertDialog.Builder(this).setItems(new String[] { "手机找回", "邮箱找回" },
				new DialogInterface.OnClickListener() {

					@Override
					public void onClick(DialogInterface dialog, int which) {
						switch (which) {
						case 0:
							startActivity(ResetPassPhoneActivity.class);
							break;
						case 1:
							startActivity(ResetPassEmailActivity.class);
							break;
						default:
							break;
						}
					}
				}).show();
	}

	@Override
	public Loader<Cursor> onCreateLoader(int id, Bundle bundle) {
		return new CursorLoader(this, ContentProvider.createUri(Account.class,
				null), null, null, null, null);
	}

	@Override
	public void onLoadFinished(Loader<Cursor> loader, Cursor cursor) {
		if (cursor != null && cursor.moveToNext()) {
			Account account = new Account();
			account.loadFromCursor(cursor);
			account.setId(cursor.getLong(cursor.getColumnIndex(BaseColumns._ID)));
			AppContext.getInstance().setAccount(account);
			initJPush(account);
			Intent intent = new Intent(this, MainActivity.class);
			startActivity(intent);
			finish();
		} else {
			setContentView(R.layout.activity_login);
			ButterKnife.inject(this);
			passwordEditText.setOnEditorActionListener(new OnEditorActionListener() {
				
				@Override
				public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
					if (actionId == EditorInfo.IME_ACTION_DONE) {
						userLogin();
					}
					return false;
				}
			});
		}
	}

	private void initJPush(Account account) {
		Set<String> set = new HashSet<String>();
		set.add(account.getUsertype() + "");
		JPushInterface.setAliasAndTags(getApplicationContext(), account.getConnectkey(), set, null);
	}

	@Override
	public void onLoaderReset(Loader<Cursor> loader) {

	}

}