android对字段的验证 
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);    }}
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:background="@drawable/welcome_bg"    android:orientation="vertical" >    <LinearLayout        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:background="@drawable/welcome_bg"        android:orientation="vertical"        android:padding="10dp"        tools:context=".RegistActivity" >        <com.makeramen.roundedimageview.RoundedImageView            xmlns:app="http://schemas.android.com/apk/res-auto"            android:id="@+id/roundImage_head"            android:layout_width="80dp"            android:layout_height="80dp"                       android:layout_gravity="center_horizontal"            android:gravity="center_horizontal"            android:onClick="changePhoto"            android:src="@drawable/test_photo"            app:riv_border_color="#333333"            app:riv_border_width="3dip"            app:riv_corner_radius="10dip"            app:riv_mutate_background="true"            app:riv_oval="true" />         <EditText            android:id="@+id/etAccount "            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:layout_marginTop="5dp"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etaccount"            android:ems="10"            android:hint="@string/etAccountrHint" >        </EditText>             <EditText            android:id="@+id/etNick"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etnick"            android:ems="10"            android:hint="@string/etNickHint" />        <EditText            android:id="@+id/etPassword"            android:layout_width="match_parent"             android:layout_height="wrap_content"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etpassword"            android:ems="10"                       android:inputType="textPassword"             android:hint="@string/etpassword"            >        </EditText>        <EditText            android:id="@+id/etMotto"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etmotto"            android:ems="10"            android:hint="@string/etMotto" >        </EditText>        <EditText            android:id="@+id/etEmail"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etemail"            android:ems="10"            android:hint="@string/etMail"            android:inputType="textEmailAddress" >        </EditText>        <EditText            android:id="@+id/etCity"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etcity"            android:ems="10"            android:hint="@string/etCity" >        </EditText>        <View            android:layout_width="match_parent"            android:layout_height="2dp"            android:background="@android:color/darker_gray" />        <EditText            android:id="@+id/etfoot"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:layout_marginTop="5dp"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etfoot"            android:ems="10"            android:hint="@string/etStep"            android:inputType="number" >        </EditText>        <EditText            android:id="@+id/etHeight"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:layout_marginTop="5dp"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etheight"            android:ems="10"            android:hint="@string/etHeight"            android:inputType="number" >        </EditText>        <EditText            android:id="@+id/etWeight"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:layout_marginTop="5dp"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etweight"            android:ems="10"            android:hint="@string/etWeight"            android:inputType="number" >        </EditText>        <EditText            android:id="@+id/etExceptSteps"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:layout_marginTop="5dp"            android:background="@android:drawable/edit_text"            android:drawableLeft="@drawable/etexceptsteps"            android:ems="10"            android:hint="@string/etExceptSteps"            android:inputType="number" />        <TextView            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_marginTop="5dp"            android:text="@string/etRegistFinish" >        </TextView>       <!--   <cn.edu.bztc.walkersimulate.util.RevealLayout            android:layout_width="match_parent"            android:layout_height="wrap_content" >          </cn.edu.bztc.walkersimulate.util.RevealLayout>  -->                 <Button                android:id="@+id/btnClick"                android:layout_width="300dp"                android:layout_height="55dp"                android:layout_marginTop="5dp"                android:background="@drawable/btn_select"                android:gravity="center"                android:text="@string/etCity" >            </Button>          </LinearLayout></ScrollView>
另外还需导入一个类库Android-Validator-master
运行效果图 [置顶] android对字段的验证_第1张图片

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