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。