From d031cba09b1a6c4ef9e5516a97e58878317f5a0c Mon Sep 17 00:00:00 2001 From: pgo4rwty6 Date: Sat, 26 Nov 2022 16:06:06 +0800 Subject: [PATCH] Delete 'AndroidStudio_projects/app/src/main/java/com/example/hamburger/MainActivity.java' --- .../com/example/hamburger/MainActivity.java | 70 ------------------- 1 file changed, 70 deletions(-) delete mode 100644 AndroidStudio_projects/app/src/main/java/com/example/hamburger/MainActivity.java diff --git a/AndroidStudio_projects/app/src/main/java/com/example/hamburger/MainActivity.java b/AndroidStudio_projects/app/src/main/java/com/example/hamburger/MainActivity.java deleted file mode 100644 index 3810e48..0000000 --- a/AndroidStudio_projects/app/src/main/java/com/example/hamburger/MainActivity.java +++ /dev/null @@ -1,70 +0,0 @@ -package com.example.hamburger; - -import androidx.appcompat.app.AppCompatActivity; - -import android.content.Intent; -import android.os.Bundle; -import android.widget.EditText; -import android.view.View; -import android.widget.Toast; -import android.widget.Button; -import android.os.Handler; -import android.os.Message; -import android.annotation.SuppressLint; -import com.example.hamburger.dao.UserDao; - -public class MainActivity extends AppCompatActivity { - - //这个类主要用来进行,账号密码的验证,以及监听事件的编写。 - // 所以首先需要将一开始设计的输入文本框id name 和passwd获取。 - EditText name;//创建账号 - EditText passwd;//创建密码 - - private static final String TAG="mysql-party-MainActivity"; - - @Override - protected void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - setContentView(R.layout.activity_main); - - } - - public void login(View view){ - - EditText EditTextAccount = findViewById(R.id.name); - EditText EditTextPassword = findViewById(R.id.passwd); - - Button button = (Button) findViewById(R.id.button); - - new Thread(){ - @Override - public void run() { - UserDao userDao = new UserDao(); - int msg = userDao.login(EditTextAccount.getText().toString(),EditTextPassword.getText().toString()); - hand1.sendEmptyMessage(msg); - } - }.start(); - } - - public void reg(View view){ - startActivity(new Intent(getApplicationContext(),register.class)); - } - - @SuppressLint("HandlerLeak") - final Handler hand1 = new Handler() { - @Override - public void handleMessage(Message msg) { - if (msg.what == 0){ - Toast.makeText(getApplicationContext(), "登录失败", Toast.LENGTH_LONG).show(); - } else if (msg.what == 1) { - Toast.makeText(getApplicationContext(), "登录成功", Toast.LENGTH_LONG).show(); - startActivity(new Intent(getApplicationContext(),MainActivity2.class)); - } else if (msg.what == 2){ - Toast.makeText(getApplicationContext(), "密码错误", Toast.LENGTH_LONG).show(); - } else if (msg.what == 3){ - Toast.makeText(getApplicationContext(), "账号不存在", Toast.LENGTH_LONG).show(); - } - } - }; - -} \ No newline at end of file