登录页面及登录测试

自己慢慢敲得登录页面及登录测试

目前没有实现与数据库的联系

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_marginLeft="20dp"
        android:layout_marginRight="20dp"
        android:layout_marginTop="40dp"
        android:gravity="center_vertical"
        >

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="账号:"
        android:textSize="25sp"/>
    
    <EditText
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:hint="请输入用户名或手机号"
        android:textSize="18sp"
        android:layout_marginLeft="10dp"
        android:background="@drawable/edit_text_bg"
        android:inputType="text"
        android:paddingLeft="5dp"
        />
    </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_marginLeft="20dp"
        android:layout_marginRight="20dp"
        android:layout_marginTop="40dp"
        android:gravity="center_vertical"
        >

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="密码:"
            android:textSize="25sp"/>

        <EditText
            android:layout_width="match_parent"
            android:layout_height="50dp"
            android:hint="请输入密码"
            android:textSize="18sp"
            android:layout_marginLeft="10dp"
            android:background="@drawable/edit_text_bg"
            android:inputType="textPassword"
            android:paddingLeft="5dp"
            />
    </LinearLayout>
    
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:gravity="center"
        android:layout_marginTop="20dp"
        android:layout_marginLeft="20dp"
        android:layout_marginRight="20dp">
        
       <CheckBox
           android:text="记住密码"
           android:layout_width="wrap_content"
           android:layout_height="wrap_content"/>

        <CheckBox
            android:text="自动登录"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginLeft="40dp"/>

    </LinearLayout>
    
    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="登录"
        android:textSize="25sp"
        android:layout_marginTop="20dp"
        android:layout_marginLeft="20dp"
        android:layout_marginRight="20dp"
        android:textColor="@color/white"
        android:background="@drawable/btn_bg_selector"/>

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textColor="@color/colorPrimary"
        android:text="还没有账号？"
        android:layout_gravity="right"
        android:layout_marginRight="20dp"
        android:layout_marginTop="10dp"/>

</LinearLayout>

package com.example.logintest;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    private Button btnLogin;
    private EditText etAccount, etPassword;

    private String username="qwe";
    private String mima="123";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        getSupportActionBar().setTitle("登录");

        btnLogin = findViewById(R.id.btn_login);
        etAccount = findViewById(R.id.et_account);
        etPassword = findViewById(R.id.et_password);

        btnLogin.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                String account =etAccount.getText().toString();
                String password =etPassword.getText().toString();

                if(TextUtils.equals(account,username)){
                    if(TextUtils.equals(password,mima)){
                        Toast.makeText(MainActivity.this,"恭喜你，登陆成功！",Toast.LENGTH_LONG).show();
                    }else {
                        Toast.makeText(MainActivity.this,"密码错误！",Toast.LENGTH_LONG).show();
                    }
                }else {
                    Toast.makeText(MainActivity.this,"用户名错误！",Toast.LENGTH_LONG).show();
                }
            }
        });
    }
}