Merge #13111: Add unloadwallet RPC

fe65bdec2 bugfix: Delete walletView in WalletFrame::removeWallet (João Barbosa)
0b82bac76 bugfix: Remove dangling wallet env instance (João Barbosa)
0ee77b207 ui: Support wallets unloaded dynamically (João Barbosa)
9f9b50d5f doc: Add release notes for unloadwallet RPC (João Barbosa)
ccbf7ae74 test: Wallet methods are disabled when no wallet is loaded (João Barbosa)
4940a20a4 test: Add functional tests for unloadwallet RPC (João Barbosa)
6608c369b rpc: Add unloadwallet RPC (João Barbosa)
537efe19e rpc: Extract GetWalletNameFromJSONRPCRequest from GetWalletForJSONRPCRequest (João Barbosa)

Pull request description:

  This patch adds wallet unload feature via RPC. It also adds UI support for unloaded wallets.

Tree-SHA512: 7c7f9f32f7a2266d2df574aa6b95f993c3dc82736f93304562122beb8756fb28cd22d03866b48f493c747441f22d30e196b098dec435cc25e035633f090351ea

1 files changed, 8 insertions, 0 deletions

diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp
index 3418b1f1a9..389acf0a95 100644
--- a/src/qt/walletmodel.cpp
+++ b/src/qt/walletmodel.cpp
@@ -364,6 +364,12 @@ bool WalletModel::changePassphrase(const SecureString &oldPass, const SecureStri
 }
 
 // Handlers for core signals
+static void NotifyUnload(WalletModel* walletModel)
+{
+    qDebug() << "NotifyUnload";
+    QMetaObject::invokeMethod(walletModel, "unload", Qt::QueuedConnection);
+}
+
 static void NotifyKeyStoreStatusChanged(WalletModel *walletmodel)
 {
     qDebug() << "NotifyKeyStoreStatusChanged";
@@ -411,6 +417,7 @@ static void NotifyWatchonlyChanged(WalletModel *walletmodel, bool fHaveWatchonly
 void WalletModel::subscribeToCoreSignals()
 {
     // Connect signals to wallet
+    m_handler_unload = m_wallet->handleUnload(boost::bind(&NotifyUnload, this));
     m_handler_status_changed = m_wallet->handleStatusChanged(boost::bind(&NotifyKeyStoreStatusChanged, this));
     m_handler_address_book_changed = m_wallet->handleAddressBookChanged(boost::bind(NotifyAddressBookChanged, this, _1, _2, _3, _4, _5));
     m_handler_transaction_changed = m_wallet->handleTransactionChanged(boost::bind(NotifyTransactionChanged, this, _1, _2));
@@ -421,6 +428,7 @@ void WalletModel::subscribeToCoreSignals()
 void WalletModel::unsubscribeFromCoreSignals()
 {
     // Disconnect signals from wallet
+    m_handler_unload->disconnect();
     m_handler_status_changed->disconnect();
     m_handler_address_book_changed->disconnect();
     m_handler_transaction_changed->disconnect();