[Qt] make Out-Of-Sync warning icon clickable

src/qt/forms/overviewpage.ui

@@ -61,7 +61,7 @@
             <item>
              <widget class="QPushButton" name="labelWalletStatus">
               <property name="enabled">
-               <bool>false</bool>
+               <bool>true</bool>
               </property>
               <property name="maximumSize">
                <size>
@@ -447,7 +447,7 @@
             <item>
              <widget class="QPushButton" name="labelTransactionsStatus">
               <property name="enabled">
-               <bool>false</bool>
+               <bool>true</bool>
               </property>
               <property name="maximumSize">
                <size>

src/qt/overviewpage.cpp

@@ -140,6 +140,8 @@ OverviewPage::OverviewPage(const PlatformStyle *platformStyle, QWidget *parent)
 
     // start with displaying the "out of sync" warnings
     showOutOfSyncWarning(true);
+    connect(ui->labelWalletStatus, SIGNAL(clicked()), this, SLOT(handleOutOfSyncWarningClicks()));
+    connect(ui->labelTransactionsStatus, SIGNAL(clicked()), this, SLOT(handleOutOfSyncWarningClicks()));
 }
 
 void OverviewPage::handleTransactionClicked(const QModelIndex &index)
@@ -148,6 +150,11 @@ void OverviewPage::handleTransactionClicked(const QModelIndex &index)
         Q_EMIT transactionClicked(filter->mapToSource(index));
 }
 
+void OverviewPage::handleOutOfSyncWarningClicks()
+{
+    Q_EMIT outOfSyncWarningClicked();
+}
+
 OverviewPage::~OverviewPage()
 {
     delete ui;

src/qt/overviewpage.h

@@ -42,6 +42,7 @@ public Q_SLOTS:
 
 Q_SIGNALS:
     void transactionClicked(const QModelIndex &index);
+    void outOfSyncWarningClicked();
 
 private:
     Ui::OverviewPage *ui;
@@ -62,6 +63,7 @@ private Q_SLOTS:
     void handleTransactionClicked(const QModelIndex &index);
     void updateAlerts(const QString &warnings);
     void updateWatchOnlyLabels(bool showWatchOnly);
+    void handleOutOfSyncWarningClicks();
 };
 
 #endif // BITCOIN_QT_OVERVIEWPAGE_H

src/qt/walletframe.cpp

@@ -57,6 +57,8 @@ bool WalletFrame::addWallet(const QString& name, WalletModel *walletModel)
     // Ensure a walletView is able to show the main window
     connect(walletView, SIGNAL(showNormalIfMinimized()), gui, SLOT(showNormalIfMinimized()));
 
+    connect(walletView, SIGNAL(outOfSyncWarningClicked()), this, SLOT(outOfSyncWarningClicked()));
+
     return true;
 }
 
@@ -195,3 +197,7 @@ WalletView *WalletFrame::currentWalletView()
     return qobject_cast<WalletView*>(walletStack->currentWidget());
 }
 
+void WalletFrame::outOfSyncWarningClicked()
+{
+    Q_EMIT requestedOfSyncWarningInfo();
+}

src/qt/walletframe.h

@@ -38,6 +38,10 @@ class WalletFrame : public QFrame
 
     void showOutOfSyncWarning(bool fShow);
 
+Q_SIGNALS:
+    /** Notify that the user has requested more information about the out-of-sync warning */
+    void requestedOfSyncWarningInfo();
+
 private:
     QStackedWidget *walletStack;
     BitcoinGUI *gui;
@@ -78,6 +82,8 @@ public Q_SLOTS:
     void usedSendingAddresses();
     /** Show used receiving addresses */
     void usedReceivingAddresses();
+    /** Pass on signal over requested out-of-sync-warning information */
+    void outOfSyncWarningClicked();
 };
 
 #endif // BITCOIN_QT_WALLETFRAME_H

src/qt/walletview.cpp

@@ -66,6 +66,7 @@ WalletView::WalletView(const PlatformStyle *platformStyle, QWidget *parent):
 
     // Clicking on a transaction on the overview pre-selects the transaction on the transaction history page
     connect(overviewPage, SIGNAL(transactionClicked(QModelIndex)), transactionView, SLOT(focusTransaction(QModelIndex)));
+    connect(overviewPage, SIGNAL(outOfSyncWarningClicked()), this, SLOT(requestedOfSyncWarningInfo()));
 
     // Double-clicking on a transaction on the transaction history page shows details
     connect(transactionView, SIGNAL(doubleClicked(QModelIndex)), transactionView, SLOT(showDetails()));
@@ -322,3 +323,8 @@ void WalletView::showProgress(const QString &title, int nProgress)
     else if (progressDialog)
         progressDialog->setValue(nProgress);
 }
+
+void WalletView::requestedOfSyncWarningInfo()
+{
+    Q_EMIT outOfSyncWarningClicked();
+}

src/qt/walletview.h

@@ -110,6 +110,9 @@ public Q_SLOTS:
     /** Show progress dialog e.g. for rescan */
     void showProgress(const QString &title, int nProgress);
 
+    /** User has requested more information about the out of sync state */
+    void requestedOfSyncWarningInfo();
+
 Q_SIGNALS:
     /** Signal that we want to show the main window */
     void showNormalIfMinimized();
@@ -121,6 +124,8 @@ public Q_SLOTS:
     void hdEnabledStatusChanged(int hdEnabled);
     /** 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);
+    /** Notify that the out of sync warning icon has been pressed */
+    void outOfSyncWarningClicked();
 };
 
 #endif // BITCOIN_QT_WALLETVIEW_H