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

2 files changed, 8 insertions, 0 deletions

diff --git a/src/interfaces/wallet.cpp b/src/interfaces/wallet.cpp
index 3029dbe8e..e98acba0d 100644
--- a/src/interfaces/wallet.cpp
+++ b/src/interfaces/wallet.cpp
@@ -429,6 +429,10 @@ public:
     bool hdEnabled() override { return m_wallet.IsHDEnabled(); }
     OutputType getDefaultAddressType() override { return m_wallet.m_default_address_type; }
     OutputType getDefaultChangeType() override { return m_wallet.m_default_change_type; }
+    std::unique_ptr<Handler> handleUnload(UnloadFn fn) override
+    {
+        return MakeHandler(m_wallet.NotifyUnload.connect(fn));
+    }
     std::unique_ptr<Handler> handleShowProgress(ShowProgressFn fn) override
     {
         return MakeHandler(m_wallet.ShowProgress.connect(fn));
diff --git a/src/interfaces/wallet.h b/src/interfaces/wallet.h
index 82ae0b14b..ce42e14ee 100644
--- a/src/interfaces/wallet.h
+++ b/src/interfaces/wallet.h
@@ -242,6 +242,10 @@ public:
     // Get default change type.
     virtual OutputType getDefaultChangeType() = 0;
 
+    //! Register handler for unload message.
+    using UnloadFn = std::function<void()>;
+    virtual std::unique_ptr<Handler> handleUnload(UnloadFn fn) = 0;
+
     //! Register handler for show progress messages.
     using ShowProgressFn = std::function<void(const std::string& title, int progress)>;
     virtual std::unique_ptr<Handler> handleShowProgress(ShowProgressFn fn) = 0;