3초 뒤 자동 화면 전환

IntroActivity.java (처음 화면)

import android.os.Handler; import android.os.Message; import android.content.Intent; public class IntroActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_intro); Handler handler = new Handler() { public void handleMessage(Message msg) { super.handleMessage(msg); startActivity(new Intent(IntroActivity.this, SysdocuActivity.class)); finish(); } }; handler.sendEmptyMessageDelayed(0, 3000); } }