体温登记APP增加用户注册功能

增加用户注册功能，用户注册信息包括用户ID（学号）、用户名（姓名），手机号码，用户单位（班级），用户班级四项基本信息

效果如下：

 

布局文件activity_zhuce.xml代码如下：

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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:orientation="vertical"
    android:padding="10dp"
    tools:context=".ZhuceActivity">

    <TextView
        android:id="@+id/zhuce_title"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="注册"
        android:textSize="25sp"
        android:gravity="center"
        android:textColor="#000000"
        />


    <EditText
        android:id="@+id/zhuce_ID"
        android:hint="学号"
        android:textColor="#000000"
        android:textSize="16sp"
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:padding="5dp"
        android:digits="1234567890."
        android:layout_below="@id/zhuce_title"
        android:layout_marginTop="20dp"
        android:background="#FDDEDE"
        />

    <EditText
        android:id="@+id/zhuce_name"
        android:hint="姓名"
        android:textColor="#000000"
        android:textSize="16sp"
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:padding="5dp"
        android:layout_below="@id/zhuce_ID"
        android:layout_marginTop="20dp"
        android:background="#FDDEDE"
        />

    <EditText
        android:id="@+id/zhuce_phone"
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:layout_below="@id/zhuce_name"
        android:layout_marginTop="20dp"
        android:background="#FDDEDE"
        android:hint="手机号码"
        android:digits="1234567890"
        android:padding="5dp"
        android:textColor="#000000"
        android:textSize="16sp" />

    <EditText
        android:id="@+id/zhuce_class"
        android:hint="班级"
        android:textColor="#000000"
        android:textSize="16sp"
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:padding="5dp"
        android:layout_below="@id/zhuce_phone"
        android:layout_marginTop="20dp"
        android:background="#FDDEDE"
        android:clickable="true"
        />

    <Button
        android:id="@+id/btn_zc"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="注册"
        android:layout_below="@id/zhuce_class"
        android:layout_marginTop="20dp"
        android:background="#1E86FD"
        />

</RelativeLayout>

ZhuceActivity.java

public class ZhuceActivity extends AppCompatActivity {
    //注册按钮
    private Button mbtn_zhuce;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_zhuce);

        //注册按钮
        mbtn_zhuce = findViewById(R.id.btn_zc);
        mbtn_zhuce.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                final EditText IDET=findViewById(R.id.zhuce_ID);//获取ID
                final EditText NameET=findViewById(R.id.zhuce_name);//获取姓名
                final EditText PhoneET=findViewById(R.id.zhuce_phone);//获取电话
                final EditText ClassET=findViewById(R.id.zhuce_class);//获取班级

                //存数据
                mbtn_zhuce.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                            Toast.makeText(ZhuceActivity.this,"注册成功",Toast.LENGTH_SHORT).show();
                            Intent intent=null;
                            intent=new Intent(ZhuceActivity.this,MainActivity.class);
                            startActivity(intent);
                    }
                });
            }
        });
    }
}            

MyDatabaseHelper.java

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;

public class MyDatabaseHelper extends SQLiteOpenHelper {

    private Context mContext;
    public MyDatabaseHelper(Context context){
        super(context,Constants.DATABASE_NAME,null,Constants.VERSION_CODE);
        mContext=context;
    }

    @Override
    public void onCreate(SQLiteDatabase db){
        //创建时的回调
        String sqlt="create table " + Constants.User_NAME + "(userID varchar,userName varchar,userPhone varchar,userClass varchar)";
        db.execSQL(sqlt);
    }

    @Override
    public void onUpgrade(SQLiteDatabase db,int oldVersion,int newVersion){
        //升级时的回调
    }

}

Constants.java

public class Constants {
    public static final String DATABASE_NAME ="TemperatureAPP.db";
    public static final int VERSION_CODE=1;
    public static final String User_NAME="user";
}

User.java

public class User {

    private String userID;
    private String userName;
    private String userPhone;
    private String userClass;

    public String getUserID() {
        return userID;
    }

    public void setUserID(String userID) {
        this.userID = userID;
    }

    public String getUserClass() {
        return userClass;
    }

    public void setUserClass(String userClass) {
        this.userClass = userClass;
    }

    public String getUserPhone() {
        return userPhone;
    }

    public void setUserPhone(String userPhone) {
        this.userPhone = userPhone;
    }

    public String getUserName() {
        return userName;
    }

    public void setUserName(String userName) {
        this.userName = userName;
    }

    public User(){}

    public User(String userID,String userClass,String userPhone,String userName){
        super();
        this.userClass=userClass;
        this.userPhone=userPhone;
        this.userName=userName;
        this.userID=userID;
    }

    @Override
    public String toString() {
        return "User{" + "userID='" + userID + '\'' + ", userName='" + userName + '\''+ ", userPhone='" + userPhone + '\''+ ", userClass='" +userClass + '\''+ '}';
    }
}

Dao.java

import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;

public class Dao {

    private final MyDatabaseHelper mHelper;

    public Dao(Context context){
        //创建数据库
        mHelper=new MyDatabaseHelper(context);
    }

    public void insertUser(String userID,String userName,String userPhone,String userClass){
        SQLiteDatabase db=mHelper.getWritableDatabase();
        String sql="insert into "+Constants.User_NAME+"(userID,userName,userPhone,userClass) values(?,?,?,?)";
        db.execSQL(sql,new Object[]{userID,userName,userPhone,userClass});
        db.close();
    }
}