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我想在我的应用程序AlertDialog后显示敬酒，但我没有成功！对话后敬酒
public class DeletePatient extends ListActivity{
private String[] listItems;
private static final int DIALOG_YES_NO_MESSAGE = 1;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.deletepatient);
setListAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, listItems=new Patient().seePatient()));
}
@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
super.onListItemClick(l, v, position, id);
showDialog(DIALOG_YES_NO_MESSAGE);
}
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case DIALOG_YES_NO_MESSAGE:
return new AlertDialog.Builder(DeletePatient.this)
.setTitle(R.string.deletepatient)
.setPositiveButton(R.string.dialog_ok, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
Toast.makeText(getApplicationContext(), "Something to display", Toast.LENGTH_SHORT);
}
})
.setNegativeButton(R.string.dialog_cancel, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
}
})
.create();
}
return null;
}
}