]> git.ktnx.net Git - mobile-ledger.git/blob - app/src/main/java/net/ktnx/mobileledger/ui/CurrencySelectorModel.java
whitespace
[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / ui / CurrencySelectorModel.java
1 /*
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.
8  *
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.
13  *
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/>.
16  */
17
18 package net.ktnx.mobileledger.ui;
19
20 import androidx.lifecycle.LifecycleOwner;
21 import androidx.lifecycle.MutableLiveData;
22 import androidx.lifecycle.Observer;
23 import androidx.lifecycle.ViewModel;
24
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);
31     }
32     public void hidePositionAndPadding() {
33         positionAndPaddingVisible.postValue(false);
34     }
35     public void observePositionAndPaddingVisible(LifecycleOwner activity,
36                                                  Observer<Boolean> observer) {
37         positionAndPaddingVisible.observe(activity, observer);
38     }
39     void setOnCurrencySelectedListener(OnCurrencySelectedListener listener) {
40         selectionListener = listener;
41     }
42     void resetOnCurrencySelectedListener() {
43         selectionListener = null;
44     }
45     void triggerOnCurrencySelectedListener(String c) {
46         if (selectionListener != null)
47             selectionListener.onCurrencySelected(c);
48     }
49 }