package com.example.fruitandvegetableappointmentsapplication; import androidx.appcompat.app.AppCompatActivity; import android.app.AlertDialog; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.TextView; public class wode extends AppCompatActivity { Button login; Button more; TextView username2; String name=null; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_wode); initView(); Intent intent=this.getIntent(); name=intent.getStringExtra("username"); username2.setText(name); login.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { Intent inten1=new Intent(wode.this,login.class); startActivity(inten1); } }); more.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { new AlertDialog.Builder(wode.this).setMessage("更多功能,尽情期待").show(); } }); } private void initView() { login=findViewById(R.id.login); more=findViewById(R.id.more); username2=findViewById(R.id.username2); } }