Fix hanging when exiting a wallet.

The shared libraries are built from the android branch on mikunj/loki repo

app/src/main/cpp/monerujo.cpp

@@ -921,10 +921,9 @@ Java_com_m2049r_xmrwallet_model_Wallet_createTransactionJ(JNIEnv *env, jobject i
 
  const char *_dst_addr = env->GetStringUTFChars(dst_addr, NULL);
  const char *_payment_id = env->GetStringUTFChars(payment_id, NULL);
- Bitmonero::PendingTransaction::Priority _priority =
- static_cast<Bitmonero::PendingTransaction::Priority>(priority);
  Bitmonero::Wallet *wallet = getHandle<Bitmonero::Wallet>(env, instance);
 
+ uint32_t _priority = (uint32_t)priority;
  Bitmonero::PendingTransaction *tx = wallet->createTransaction(_dst_addr, _payment_id,
  amount, (uint32_t) mixin_count,
  _priority,
@@ -944,8 +943,7 @@ Java_com_m2049r_xmrwallet_model_Wallet_createSweepTransaction(JNIEnv *env, jobje
 
  const char *_dst_addr = env->GetStringUTFChars(dst_addr, NULL);
  const char *_payment_id = env->GetStringUTFChars(payment_id, NULL);
- Bitmonero::PendingTransaction::Priority _priority =
- static_cast<Bitmonero::PendingTransaction::Priority>(priority);
+ uint32_t _priority = (uint32_t)priority;
  Bitmonero::Wallet *wallet = getHandle<Bitmonero::Wallet>(env, instance);
 
  Monero::optional<uint64_t> empty;

external-libs/monero/include/wallet2_api.h

@@ -77,14 +77,6 @@ struct PendingTransaction
  Status_Critical
  };
 
- enum Priority {
- Priority_Default = 0,
- Priority_Low = 1,
- Priority_Medium = 2,
- Priority_High = 3,
- Priority_Last
- };
-
  virtual ~PendingTransaction() = 0;
  virtual int status() const = 0;
  virtual std::string errorString() const = 0;
@@ -824,16 +816,18 @@ struct Wallet
  * \param mixin_count mixin count. if 0 passed, wallet will use default value
  * \param subaddr_account subaddress account from which the input funds are taken
  * \param subaddr_indices set of subaddress indices to use for transfer or sweeping. if set empty, all are chosen when sweeping, and one or more are automatically chosen when transferring. after execution, returns the set of actually used indices
- * \param priority
+ * \param priority set a priority for the transaction. Accepted Values are: default (0), or 0-5 for: default, unimportant, normal, elevated, priority, blink.
  * \return PendingTransaction object. caller is responsible to check PendingTransaction::status()
  * after object returned
  */
 
- virtual PendingTransaction * createTransaction(const std::string &dst_addr, const std::string &payment_id,
- optional<uint64_t> amount, uint32_t mixin_count,
- PendingTransaction::Priority = PendingTransaction::Priority_Low,
- uint32_t subaddr_account = 0,
- std::set<uint32_t> subaddr_indices = {}) = 0;
+ virtual PendingTransaction *createTransaction(const std::string &dst_addr,
+ const std::string &payment_id,
+ optional<uint64_t> amount,
+ uint32_t mixin_count,
+ uint32_t priority = 0,
+ uint32_t subaddr_account = 0,
+ std::set<uint32_t> subaddr_indices = {}) = 0;
 
  /*!
  * \brief createSweepUnmixableTransaction creates transaction with unmixable outputs.
@@ -1257,7 +1251,6 @@ struct WalletManagerBase
  static std::tuple<bool, std::string, std::string, std::string, std::string> checkUpdates(const std::string &software, std::string subdir);
 };
 
-
 struct WalletManagerFactory
 {
  // logging levels for underlying library