1 files changed, 18 insertions, 4 deletions

diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
index a3cb376bcf..be79a67990 100644
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -31,6 +31,7 @@
 #include "macdockiconhandler.h"
 #endif
 
+#include "chainparams.h"
 #include "init.h"
 #include "ui_interface.h"
 #include "util.h"
@@ -517,7 +518,10 @@ void BitcoinGUI::setClientModel(ClientModel *_clientModel)
         // Propagate cleared model to child objects
         rpcConsole->setClientModel(nullptr);
 #ifdef ENABLE_WALLET
-        walletFrame->setClientModel(nullptr);
+        if (walletFrame)
+        {
+            walletFrame->setClientModel(nullptr);
+        }
 #endif // ENABLE_WALLET
         unitDisplayControl->setOptionsModel(nullptr);
     }
@@ -748,6 +752,15 @@ void BitcoinGUI::setNetworkActive(bool networkActive)
     updateNetworkState();
 }
 
+void BitcoinGUI::updateHeadersSyncProgressLabel()
+{
+    int64_t headersTipTime = clientModel->getHeaderTipTime();
+    int headersTipHeight = clientModel->getHeaderTipHeight();
+    int estHeadersLeft = (GetTime() - headersTipTime) / Params().GetConsensus().nPowTargetSpacing;
+    if (estHeadersLeft > HEADER_HEIGHT_DELTA_SYNC)
+        progressBarLabel->setText(tr("Syncing Headers (%1%)...").arg(QString::number(100.0 / (headersTipHeight+estHeadersLeft)*headersTipHeight, 'f', 1)));
+}
+
 void BitcoinGUI::setNumBlocks(int count, const QDateTime& blockDate, double nVerificationProgress, bool header)
 {
     if (modalOverlay)
@@ -760,7 +773,7 @@ void BitcoinGUI::setNumBlocks(int count, const QDateTime& blockDate, double nVer
     if (!clientModel)
         return;
 
-    // Prevent orphan statusbar messages (e.g. hover Quit in main menu, wait until chain-sync starts -> garbelled text)
+    // Prevent orphan statusbar messages (e.g. hover Quit in main menu, wait until chain-sync starts -> garbled text)
     statusBar()->clearMessage();
 
     // Acquire current block source
@@ -768,9 +781,11 @@ void BitcoinGUI::setNumBlocks(int count, const QDateTime& blockDate, double nVer
     switch (blockSource) {
         case BLOCK_SOURCE_NETWORK:
             if (header) {
+                updateHeadersSyncProgressLabel();
                 return;
             }
             progressBarLabel->setText(tr("Synchronizing with network..."));
+            updateHeadersSyncProgressLabel();
             break;
         case BLOCK_SOURCE_DISK:
             if (header) {
@@ -786,8 +801,7 @@ void BitcoinGUI::setNumBlocks(int count, const QDateTime& blockDate, double nVer
             if (header) {
                 return;
             }
-            // Case: not Importing, not Reindexing and no network connection
-            progressBarLabel->setText(tr("No block source available..."));
+            progressBarLabel->setText(tr("Connecting to peers..."));
             break;
     }