AlertDialog.Builder builder=new AlertDialog.Builder(this);
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface arg0, int arg1) {
Toast.makeText(MainActivity.this, "点击了确定按你也", Toast.LENGTH_LONG).show();
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface arg0, int arg1) {
Toast.makeText(MainActivity.this, "点击了确定按你也", Toast.LENGTH_LONG).show();