标签:android io java ar sp cti on c r
mActionBar.setHomeButtonEnabled(true); mActionBar.setDisplayHomeAsUpEnabled(true);
两者缺一不可。
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
onBackPressed();
break;
}
return true;
}标签:android io java ar sp cti on c r
原文地址:http://blog.csdn.net/zhpforever/article/details/39314781