merge bitcoin-core/gui#403: Make paths to update Encryption and HD wallet statuses simpler

src/qt/bitcoingui.cpp

@@ -112,14 +112,15 @@ BitcoinGUI::BitcoinGUI(interfaces::Node& node, const NetworkStyle* networkStyle,
     {
         /** Create wallet frame*/
         walletFrame = new WalletFrame(this);
-        connect(walletFrame, &WalletFrame::message, [this](const QString& title, const QString& message, unsigned int style) {
-            this->message(title, message, style);
-        });
         connect(walletFrame, &WalletFrame::createWalletButtonClicked, [this] {
             auto activity = new CreateWalletActivity(getWalletController(), this);
             connect(activity, &CreateWalletActivity::finished, activity, &QObject::deleteLater);
             activity->create();
         });
+        connect(walletFrame, &WalletFrame::message, [this](const QString& title, const QString& message, unsigned int style) {
+            this->message(title, message, style);
+        });
+        connect(walletFrame, &WalletFrame::currentWalletSet, [this] { updateWalletStatus(); });
     } else
 #endif // ENABLE_WALLET
     {
@@ -932,7 +933,6 @@ void BitcoinGUI::addWallet(WalletModel* walletModel)
     });
     connect(wallet_view, &WalletView::encryptionStatusChanged, this, &BitcoinGUI::updateWalletStatus);
     connect(wallet_view, &WalletView::incomingTransaction, this, &BitcoinGUI::incomingTransaction);
-    connect(wallet_view, &WalletView::hdEnabledStatusChanged, this, &BitcoinGUI::updateWalletStatus);
     connect(this, &BitcoinGUI::setPrivacy, wallet_view, &WalletView::setPrivacy);
     wallet_view->setPrivacy(isPrivacyModeActivated());
     const QString display_name = walletModel->getDisplayName();
@@ -1679,7 +1679,9 @@ void BitcoinGUI::changeEvent(QEvent *e)
     if (e->type() == QEvent::StyleChange) {
         updateNetworkState();
 #ifdef ENABLE_WALLET
+        if (walletFrame) {
             updateWalletStatus();
+        }
 #endif
         if (m_node.masternodeSync().isSynced()) {
             labelBlocksIcon->setPixmap(GUIUtil::getIcon("synced", GUIUtil::ThemedColor::GREEN).pixmap(STATUSBAR_ICONSIZE, STATUSBAR_ICONSIZE));
@@ -1911,9 +1913,8 @@ void BitcoinGUI::setEncryptionStatus(int status)
 
 void BitcoinGUI::updateWalletStatus()
 {
-    if (!walletFrame) {
+    assert(walletFrame);
-        return;
+
-    }
     WalletView * const walletView = walletFrame->currentWalletView();
     if (!walletView) {
         return;

src/qt/walletframe.cpp

@@ -123,7 +123,8 @@ void WalletFrame::setCurrentWallet(WalletModel* wallet_model)
     walletView->updateGeometry();
 
     walletStack->setCurrentWidget(walletView);
-    walletView->updateEncryptionStatus();
+
+    Q_EMIT currentWalletSet();
 }
 
 void WalletFrame::removeWallet(WalletModel* wallet_model)

src/qt/walletframe.h

@@ -50,6 +50,7 @@ public:
 
 Q_SIGNALS:
     void message(const QString& title, const QString& message, unsigned int style);
+    void currentWalletSet();
 
     void createWalletButtonClicked();
 

src/qt/walletview.cpp

@@ -177,10 +177,6 @@ void WalletView::setWalletModel(WalletModel *_walletModel)
 
         // Handle changes in encryption status
         connect(_walletModel, &WalletModel::encryptionStatusChanged, this, &WalletView::encryptionStatusChanged);
-        updateEncryptionStatus();
-
-        // update HD status
-        Q_EMIT hdEnabledStatusChanged();
 
         // Balloon pop-up for new transaction
         connect(_walletModel->getTransactionTableModel(), &TransactionTableModel::rowsInserted, this, &WalletView::processNewTransaction);
@@ -304,11 +300,6 @@ void WalletView::showOutOfSyncWarning(bool fShow)
     overviewPage->showOutOfSyncWarning(fShow);
 }
 
-void WalletView::updateEncryptionStatus()
-{
-    Q_EMIT encryptionStatusChanged();
-}
-
 void WalletView::encryptWallet()
 {
     if(!walletModel)
@@ -317,7 +308,7 @@ void WalletView::encryptWallet()
     dlg.setModel(walletModel);
     dlg.exec();
 
-    updateEncryptionStatus();
+    Q_EMIT encryptionStatusChanged();
 }
 
 void WalletView::backupWallet()

src/qt/walletview.h

@@ -116,9 +116,6 @@ public Q_SLOTS:
     /** Show used receiving addresses */
     void usedReceivingAddresses();
 
-    /** Re-emit encryption status signal */
-    void updateEncryptionStatus();
-
     /** Show progress dialog e.g. for rescan */
     void showProgress(const QString &title, int nProgress);
 
@@ -132,8 +129,6 @@ Q_SIGNALS:
     void message(const QString &title, const QString &message, unsigned int style);
     /** Encryption status of wallet changed */
     void encryptionStatusChanged();
-    /** HD-Enabled status of wallet changed (only possible during startup) */
-    void hdEnabledStatusChanged();
     /** Notify that a new transaction appeared */
     void incomingTransaction(const QString& date, int unit, const CAmount& amount, const QString& type, const QString& address, const QString& label, const QString& walletName);
     /** Notify that the out of sync warning icon has been pressed */