//倒計(jì)時(shí)
private void initData() {
mHandler.postDelayed(new Runnable() {
@Override
public void run() {
if (mTime == 0){
startActivity(new Intent(MainActivity.this,Main2Activity.class));
finish();
}else {
mTime--;
mTv.setText(mTime+"");
initData();
}
}
},1000);
}
