X-Git-Url: https://git.ktnx.net/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fui%2Factivity%2FNewTransactionModel.java;h=83ffbb8f7bed90cdf747e60cc0daf6ef3d61e182;hb=a1f5cf187a6bc2731aa1ed057d3d11fccc5de2c4;hp=1c69656a10e630abc6ad0196e050ce953cff1067;hpb=05c2c408dabdda9e042744c5f4e4f126a7fb30d1;p=mobile-ledger.git

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 1c69656a..83ffbb8f 100644
--- a/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionModel.java
+++ b/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionModel.java
@@ -241,6 +241,7 @@ public class NewTransactionModel extends ViewModel {
         private FocusedElement focusedElement = FocusedElement.Account;
         private MutableLiveData<String> comment = new MutableLiveData<>(null);
         private MutableLiveData<Currency> currency = new MutableLiveData<>(null);
+        private MutableLiveData<Boolean> amountValid = new MutableLiveData<>(true);
         private boolean amountHintIsSet = false;
         Item(NewTransactionModel model) {
             this.model = model;
@@ -408,7 +409,6 @@ public class NewTransactionModel extends ViewModel {
             this.comment.observe(owner, observer);
         }
         void stopObservingTransactionComment(@NonNull Observer<? super String> observer) {
-            ensureType(ItemType.generalData);
             this.comment.removeObserver(observer);
         }
         public LedgerTransactionAccount getAccount() {
@@ -490,5 +490,17 @@ public class NewTransactionModel extends ViewModel {
         boolean isAmountHintSet() {
             return amountHintIsSet;
         }
+        void validateAmount() {
+            amountValid.setValue(true);
+        }
+        void invalidateAmount() {
+            amountValid.setValue(false);
+        }
+        void observeAmountValidity(NewTransactionActivity activity, Observer<Boolean> observer) {
+            amountValid.observe(activity, observer);
+        }
+        void stopObservingAmountValidity(Observer<Boolean> observer) {
+            amountValid.removeObserver(observer);
+        }
     }
 }