2 * Copyright © 2020 Damyan Ivanov.
3 * This file is part of MoLe.
4 * MoLe is free software: you can distribute it and/or modify it
5 * under the term of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your opinion), any later version.
9 * MoLe is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License terms for details.
14 * You should have received a copy of the GNU General Public License
15 * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
18 package net.ktnx.mobileledger.ui;
20 import androidx.lifecycle.LifecycleOwner;
21 import androidx.lifecycle.MutableLiveData;
22 import androidx.lifecycle.Observer;
23 import androidx.lifecycle.ViewModel;
25 public class CurrencySelectorModel extends ViewModel {
26 private final MutableLiveData<Boolean> positionAndPaddingVisible = new MutableLiveData<>(true);
27 private OnCurrencySelectedListener selectionListener;
28 public CurrencySelectorModel() { }
29 public void showPositionAndPadding() {
30 positionAndPaddingVisible.postValue(true);
32 public void hidePositionAndPadding() {
33 positionAndPaddingVisible.postValue(false);
35 public void observePositionAndPaddingVisible(LifecycleOwner activity,
36 Observer<Boolean> observer) {
37 positionAndPaddingVisible.observe(activity, observer);
39 void setOnCurrencySelectedListener(OnCurrencySelectedListener listener) {
40 selectionListener = listener;
42 void resetOnCurrencySelectedListener() {
43 selectionListener = null;
45 void triggerOnCurrencySelectedListener(String c) {
46 if (selectionListener != null)
47 selectionListener.onCurrencySelected(c);