java实现简单注册选择所在城市

本文实例为大家分享了java实现简单注册选择所在城市的全部代码，供大家参考，具体内容如下

1.activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 xmlns:tools="http://schemas.android.com/tools"
 android:orientation="vertical"
 android:layout_width="fill_parent"
 android:layout_height="fill_parent"
 >
 <TextView
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="用户名："
  />
 <EditText
  android:id="@+id/user"
  android:minWidth="200px"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content" />
 <LinearLayout
  android:gravity="center_vertical"
  android:layout_width="match_parent"
  android:layout_height="wrap_content">
  <TextView
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:text="性别："
   />
  <RadioGroup
   android:id="@+id/sex"
   android:orientation="horizontal"
   android:layout_width="wrap_content"
   android:layout_height="wrap_content">
   <RadioButton
    android:id="@+id/radio0"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:checked="true"
    android:text="男"/>
   <RadioButton
    android:id="@+id/radio1"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="女"/>
  </RadioGroup>
 </LinearLayout>
<LinearLayout
 android:orientation="vertical"
 android:layout_width="wrap_content"
 android:layout_height="wrap_content">
 <TextView android:id="@+id/textView1"
  android:text="请选择所在城市："
  android:layout_height="wrap_content"
  android:layout_width="wrap_content"/>
 <Spinner
  android:entries="@array/ctype"
  android:layout_height="wrap_content"
  android:layout_width="wrap_content"
  android:id="@+id/spinner1"/>
</LinearLayout>
 <TextView
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="密码："/>
 <EditText
  android:id="@+id/pwd"
  android:minWidth="200px"
  android:inputType="textPassword"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content" />
 <TextView
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="确认密码："
  />
 <EditText
  android:id="@+id/repwd"
  android:minWidth="200px"
  android:inputType="textPassword"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content" />
 <TextView
  android:id="@+id/textView3"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="E-mail地址：" />

 <EditText
  android:id="@+id/email"
  android:minWidth="400px"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content" />

 <Button
  android:id="@+id/submit"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="提交" />

</LinearLayout>

2.register.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
 android:orientation="vertical"
 >
 <TextView
  android:id="@+id/user"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:padding="10px"
  android:text="用户名：" />
 <TextView
  android:id="@+id/sex"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:padding="10px"
  android:text="性别："
  />
 <TextView
  android:id="@+id/city"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:padding="10px"
  android:text="城市："
  />

 <TextView
  android:id="@+id/pwd"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:padding="10px"
  android:text="密码：" />

 <TextView
  android:id="@+id/email"
  android:padding="10px"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="E-mail：" />
 <Button
  android:id="@+id/back"
  android:text="返回上一步"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content" />

</LinearLayout>

3. MainActivity.java

package com.example.ejcker_llin.myapplication;

import android.app.Activity;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.Spinner;
import android.widget.Toast;

public class MainActivity extends Activity {
 private Button submit;
 private String sex1;
 private String city;
 final int code=0x717;
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  submit= (Button) findViewById(R.id.submit);

  submit.setOnClickListener(new View.OnClickListener() {
   @Override
   public void onClick(View v) {
    String user=((EditText)findViewById(R.id.user)).getText().toString();
    String pwd=((EditText)findViewById(R.id.pwd)).getText().toString();
    String repwd=((EditText)findViewById(R.id.repwd)).getText().toString();
    String email=((EditText)findViewById(R.id.email)).getText().toString();
    RadioGroup sex= (RadioGroup) findViewById(R.id.sex);
    for(int i=0;i<sex.getChildCount();i++){
     RadioButton r= (RadioButton) sex.getChildAt(i);
     if(r.isChecked()){
      sex1=r.getText().toString();
      break;
     }
    }
    Spinner spinner= (Spinner) findViewById(R.id.spinner1);
    spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
     @Override
     public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
      city=parent.getItemAtPosition(position).toString();
     }

     @Override
     public void onNothingSelected(AdapterView<?> parent) {

     }
    });
    if(!"".equals(user)&&!"".equals(pwd)&&!"".equals(email)){
     if(!pwd.equals(repwd)){
      Toast.makeText(MainActivity.this,"两次输入的密码不一致，请重新输入！",Toast.LENGTH_LONG).show();
      ((EditText) findViewById(R.id.pwd)).setText("");
      ((EditText) findViewById(R.id.repwd)).setText("");
      ((EditText) findViewById(R.id.pwd)).requestFocus();
     }else {
      Intent intent=new Intent(MainActivity.this,RegisterAcivity.class);
      Bundle bundle=new Bundle();
      bundle.putCharSequence("user",user);
      bundle.putCharSequence("sex",sex1);
      bundle.putCharSequence("city",city);
      bundle.putCharSequence("pwd",pwd);
      bundle.putCharSequence("email",email);
      intent.putExtras(bundle);
      //startActivity(intent);
      startActivityForResult(intent,code);
     }
    }else {
     Toast.makeText(MainActivity.this,"请将注册信息输入完整！",Toast.LENGTH_LONG).show();
    }
   }
  });
 }
}

4. RegisterAcivity.java

package com.example.ejcker_llin.myapplication;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

/**
 * Created by Jcker_llin on 2016/4/5.
 */
public class RegisterAcivity extends Activity{
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.register);
  final Intent intent=getIntent();
  Bundle bundle=intent.getExtras();
  TextView user= (TextView) findViewById(R.id.user);
  user.setText("用户名："+bundle.getString("user"));
  TextView sex= (TextView) findViewById(R.id.sex);
  sex.setText("性别："+bundle.getString("sex"));
  TextView city= (TextView) findViewById(R.id.city);
  city.setText("城市："+bundle.getString("city"));
  TextView pwd= (TextView) findViewById(R.id.pwd);
  pwd.setText("密码："+bundle.getString("pwd"));
  TextView email= (TextView) findViewById(R.id.email);
  email.setText("E-mail："+bundle.getString("email"));
  Button button= (Button) findViewById(R.id.back);
  button.setOnClickListener(new View.OnClickListener() {
   @Override
   public void onClick(View v) {
    setResult(0x717,intent);
    finish();

   }
  });
 }
}

5.

6.

7. arrays.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
 <string-array name="ctype">
  <item>北京</item>
  <item>上海</item>
  <item>广州</item>
  <item>杭州</item>
  <item>天津</item>
  <item>香港</item>
  <item>重庆</item>
  <item>西安</item>
  <item>其他</item>
 </string-array>
</resources>

以上就是本文的全部内容，希望对大家的学习有所帮助。