我有两个Activity activity1和activity2,activity1有两个按钮,button1和button2.当点击button1它应链接到activity2应该在Action-bar中有标题有“am button1”,当点击button2它再次链接到activity2并且它应该在Action-bar中有标题“am button2”.
>当button1单击Activity1时,它应该通过put-extra of intent传递数据并更改活动action-bar title具有“am button1”.
> Activity2应该从activity1接收数据并更改其中的操作栏.
任何身体请帮助我这样做.
解决方法
活动1班
public class ActivityOne extends Activity{ Button btnOne,btnTwo; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); btnOne = (Button) findViewById(R.id.btnOne); btnOne.setonClickListener(new View.OnClickListener() { @Override public void onClick(View arg0) { Intent intent = new Intent(ActivityOne.this,ActivityTwo.class); intent.putExtra("title","am Button1"); startActivity(intent); } }); btnTwo = (Button) findViewById(R.id.btnTwo); btnOne.setonClickListener(new View.OnClickListener() { @Override public void onClick(View arg0) { Intent intent = new Intent(ActivityOne.this,"am Button2"); startActivity(intent); } }); } }
ActivityTwo类
public class ActivityTwo extends Activity{ @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Intent intent = getIntent(); String title = intent.getStringExtra("title"); getActionBar().setTitle(title); } }