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package com.example.sixaunyi;
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import android.content.Intent;
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import android.os.Bundle;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.Toast;
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import androidx.appcompat.app.AppCompatActivity;
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public class LoginActivity extends AppCompatActivity {
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private EditText mUsername;
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private EditText mPassword;
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private Button mLoginButton;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_login);
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// 获取输入框和按钮的实例
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mUsername = findViewById(R.id.username);
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mPassword = findViewById(R.id.password);
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mLoginButton = findViewById(R.id.login);
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// 设置登录按钮的点击事件
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mLoginButton.setOnClickListener(v -> {
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// 获取用户输入的用户名和密码
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String username = mUsername.getText().toString();
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String password = mPassword.getText().toString();
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// 验证用户名和密码是否正确
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if (username.equals("admin") && password.equals("123456") || username.equals("tiequan") && password.equals("8731")) {
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// 如果验证成功,跳转到主界面
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Intent intent = new Intent(LoginActivity.this, MainActivity.class);
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startActivity(intent);
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finish(); // 关闭登录界面
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} else {
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// 如果验证失败,在输入框下方提示错误信息
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Toast.makeText(LoginActivity.this, "用户名或密码错误", Toast.LENGTH_SHORT).show();
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}
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});
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}
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}
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