private void setCategoryType(Category category) {
   if (category.getParentId() > 0) {
     category.copyTypeFromParent();
   } else {
     if (incomeExpenseButton.isChecked()) {
       category.makeThisCategoryIncome();
     } else {
       category.makeThisCategoryExpense();
     }
   }
 }
 public void toggleConnection(View view) {
   ToggleButton tb = (ToggleButton) view;
   if (tb.isChecked()) tb.setChecked(connect(view));
   else disconnect(view);
 }