Android的Activity切换
package com.example.yj; import androidx.appcompat.app.AppCompatActivity; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Toast; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void OnClkRegist(View v) { Toast.makeText(this, "Regist", Toast.LENGTH_SHORT).show(); ///Toast.makeText(this, "hahaha", ) Intent intent = new Intent(); intent.setClass(this, RegistActivity.class); startActivity(intent); this.finish(); } public void OnLogin(View v) { } public void OnAbout() { } }