Settings: remember last page

src/MainWindow.cpp

@@ -856,6 +856,11 @@ void MainWindow::menuVerifyTxProof() {
     dialog.exec();
 }
 
+void MainWindow::onShowSettingsPage(int page) {
+    config()->set(Config::lastSettingsPage, page);
+    this->menuSettingsClicked();
+}
+
 void MainWindow::skinChanged(const QString &skinName) {
     m_windowManager->changeSkin(skinName);
     ColorScheme::updateFromWidget(this);

src/MainWindow.h

@@ -120,6 +120,7 @@ private slots:
     void onCreateDesktopEntry(bool checked);
     void onShowDocumentaton();
     void onReportBug(bool checked);
+    void onShowSettingsPage(int page);
 
     // offline tx signing
     void exportKeyImages();

src/SettingsDialog.cpp

@@ -21,6 +21,10 @@ Settings::Settings(QSharedPointer<AppContext> ctx, QWidget *parent)
 
     ui->tabWidget->setTabVisible(3, false);
     ui->tabWidget->setTabVisible(6, false);
+    ui->tabWidget->setCurrentIndex(config()->get(Config::lastSettingsPage).toInt());
+    connect(ui->tabWidget, &QTabWidget::currentChanged, [this](int index){
+            config()->set(Config::lastSettingsPage, index);
+    });
 
     connect(ui->btnCopyToClipboard, &QPushButton::clicked, this, &Settings::copyToClipboard);
     connect(ui->checkBox_multiBroadcast, &QCheckBox::toggled, [](bool toggled){

src/utils/config.cpp

@@ -59,6 +59,7 @@ static const QHash<Config::ConfigKey, ConfigDirective> configStrings = {
         {Config::pools,{QS("pools"), {}}},
 
         // Settings
+        {Config::lastSettingsPage, {QS("lastSettingsPage"), 0}},
         {Config::preferredFiatCurrency,{QS("preferredFiatCurrency"), "USD"}},
         {Config::skin,{QS("skin"), "light"}},
         {Config::amountPrecision, {QS("amountPrecision"), 12}},

src/utils/config.h

@@ -63,6 +63,7 @@ public:
         pools,
 
         // Settings
+        lastSettingsPage,
         preferredFiatCurrency,
         skin,
         amountPrecision,