NT: row focus survives re-configuration

[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / ui / activity / NewTransactionModel.java

diff --git a/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionModel.java b/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionModel.java
index 4c200fc592af0ea2610c890d2f54b53d67d822fd..e1e1166d7b4cba65e962f0c067e7755f07225830 100644 (file)
--- a/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionModel.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionModel.java
@@ -51,7 +51,7 @@ public class NewTransactionModel extends ViewModel {
     private final Item trailer = new Item(this);
     private final ArrayList<Item> items = new ArrayList<>();
     private final MutableLiveData<Boolean> isSubmittable = new MutableLiveData<>(false);
-    private final MutableLiveData<Integer> focusedItem = new MutableLiveData<>(null);
+    private final MutableLiveData<Integer> focusedItem = new MutableLiveData<>(0);
     private final MutableLiveData<Integer> accountCount = new MutableLiveData<>(0);
     public int getAccountCount() {
         return items.size();
@@ -90,6 +90,7 @@ public class NewTransactionModel extends ViewModel {
             @NonNull androidx.lifecycle.Observer<? super Integer> observer) {
         this.accountCount.removeObserver(observer);
     }
+    public int getFocusedItem() { return focusedItem.getValue(); }
     public void setFocusedItem(int position) {
         focusedItem.setValue(position);
     }
@@ -270,6 +271,12 @@ public class NewTransactionModel extends ViewModel {
     public void sendCountNotifications() {
         accountCount.setValue(getAccountCount());
     }
+    public void sendFocusedNotification() {
+        focusedItem.setValue(focusedItem.getValue());
+    }
+    public void updateFocusedItem(int position) {
+        focusedItem.setValue(position);
+    }
     enum ItemType {generalData, transactionRow, bottomFiller}
 
     //==========================================================================================