Android字段验证的实例代码

package com.example.walkerlogin1; 
import android.app.Activity; 
import android.os.Bundle; 
import android.view.View; 
import android.view.View.OnClickListener; 
import android.widget.Button; 
import android.widget.EditText; 
import android.widget.Toast; 
import com.throrinstudio.android.common.libs.validator.Form; 
import com.throrinstudio.android.common.libs.validator.Validate; 
import com.throrinstudio.android.common.libs.validator.validate.ConfirmValidate; 
import com.throrinstudio.android.common.libs.validator.validate.OrTwoRequiredValidate; 
import com.throrinstudio.android.common.libs.validator.validator.EmailValidator; 
import com.throrinstudio.android.common.libs.validator.validator.NotEmptyValidator; 
import com.throrinstudio.android.common.libs.validator.validator.PhoneValidator; 
import com.throrinstudio.android.common.libs.validator.validator.UrlValidator; 
public class MainActivity extends Activity { 
private EditText etAccount, etNick, etPassword, etMotto, etEmail, 
etCity, etfoot,etHeight,etWeight,etExceptSteps; 
private Button bt_ok; 
private Form form; 
@Override 
protected void onCreate(Bundle savedInstanceState) { 
super.onCreate(savedInstanceState); 
setContentView(R.layout.activity_main); 
initView(); 
setListener(); 
validateForm(); 
} 
//格式验证 
private void validateForm() { 
// 1. 先创建个表单Form类用来装控件 
form = new Form(); 
// 非空验证 
// 2. 然后创建Validate类，将被验证控件传入 
Validate notEmptyValidate = new Validate(etAccount); 
// 3. 将这个Validate类addValidator加入（如：非空类型NotEmptyVerifior）类型验证类 
NotEmptyValidator notEmpty = new NotEmptyValidator(this); 
notEmptyValidate.addValidator(notEmpty); 
// 二选一 
OrTwoRequiredValidate orTwoRequiredValidate = new OrTwoRequiredValidate( 
etNick, etPassword); 
//密码验证 
Validate notPassword = new Validate(etPassword); 
NotEmptyValidator not2Empty = new NotEmptyValidator(this); 
notPassword.addValidator(not2Empty); 
//城市不能为空 
Validate etCity2 = new Validate(etCity); 
NotEmptyValidator etCity1 = new NotEmptyValidator(this); 
etCity2.addValidator(etCity1); 
//手机号不能为空 
Validate etMotto1 = new Validate(etMotto); 
PhoneValidator phOnevalidator=new PhoneValidator(this); 
etMotto1.addValidator(phonevalidator); 
// 邮件验证 
Validate emailValidate = new Validate(etEmail); 
EmailValidator emailValidator = new EmailValidator(this); 
emailValidator.setDomainName("qq\\.com");// 设置邮件规则:只能是QQ邮箱 
emailValidate.addValidator(emailValidator); 
// 重复密码确认 
// ConfirmValidate cOnfirmValidate= new ConfirmValidate(et_password1, 
// et_password2); 
// 网址 
/*Validate urlValidate = new Validate(et_url); 
UrlValidator urlValidator = new UrlValidator(this); 
urlValidate.addValidator(urlValidator);*/ 
// 4. Form表单addValidates这个Validate类即可 
form.addValidates(notPassword); 
form.addValidates(notEmptyValidate); 
form.addValidates(orTwoRequiredValidate); 
form.addValidates(emailValidate); 
form.addValidates(etCity2); 
form.addValidates(etMotto1); 
//form.addValidates(confirmValidate); 
// form.addValidates(urlValidate); 
} 
private void setListener() { 
bt_ok.setOnClickListener(new OnClickListener() { 
public void onClick(View v) { 
// 5. 最后调用form.validate()验证即可，返回true表示验证通过。 
boolean flag = form.validate(); 
if(flag){ 
Toast.makeText(MainActivity.this, "验证成功！", Toast.LENGTH_LONG).show(); 
}else{ 
Toast.makeText(MainActivity.this, "验证失败", Toast.LENGTH_LONG).show(); 
} 
} 
}); 
} 
private void initView() { 
etAccount = (EditText) findViewById(R.id.etAccount); 
etNick = (EditText) findViewById(R.id.etNick); 
etPassword = (EditText) findViewById(R.id.etPassword); 
etMotto = (EditText) findViewById(R.id.etMotto); 
etEmail = (EditText) findViewById(R.id.etEmail); 
etCity = (EditText) findViewById(R.id.etCity); 
etfoot = (EditText) findViewById(R.id.etfoot); 
etHeight = (EditText) findViewById(R.id.etHeight); 
etWeight = (EditText) findViewById(R.id.etWeight); 
etExceptSteps = (EditText) findViewById(R.id.etExceptSteps); 
bt_ok = (Button) findViewById(R.id.btnClick); 
} 
}