activit的切换
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button b1 = (Button) findViewById(R.id.StartAnotherAty); //这里的startAnotherAty是button的ID
b1.setOnClickListener(new Button.OnClickListener() { //button点击跳转
public void onClick(View v) {
Intent intent = new Intent(); //new一个Intent对象,并且指定要启动的class
intent.setClass(MainActivity.this, AnotherAty.class); //anotherAty是新建的activity
startActivity(intent); //调用新的class
}
});
}