updateView: add check against nullptr

diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp
index 9640595..1de5eee 100644 (file)
--- a/src/qt/coincontroldialog.cpp
+++ b/src/qt/coincontroldialog.cpp
@@ -573,6 +573,8 @@ void CoinControlDialog::updateLabels(WalletModel *model, QWidget* dialog)
 
 void CoinControlDialog::updateView()
 {
+    if (!model || !model->getOptionsModel() || !model->getAddressTableModel())
+        return;
     bool treeMode = ui->radioTreeMode->isChecked();
 
     ui->treeWidget->clear();
@@ -581,9 +583,7 @@ void CoinControlDialog::updateView()
     QFlags<Qt::ItemFlag> flgCheckbox=Qt::ItemIsSelectable | Qt::ItemIsEnabled | Qt::ItemIsUserCheckable;
     QFlags<Qt::ItemFlag> flgTristate=Qt::ItemIsSelectable | Qt::ItemIsEnabled | Qt::ItemIsUserCheckable | Qt::ItemIsTristate;    
 
-    int nDisplayUnit = BitcoinUnits::BTC;
-    if (model && model->getOptionsModel())
-        nDisplayUnit = model->getOptionsModel()->getDisplayUnit();
+    int nDisplayUnit = model->getOptionsModel()->getDisplayUnit();
 
     map<QString, vector<COutput> > mapCoins;
     model->listCoins(mapCoins);
@@ -591,11 +591,10 @@ void CoinControlDialog::updateView()
     for(auto& coins : mapCoins)
     {
         QTreeWidgetItem *itemWalletAddress = new QTreeWidgetItem();
+        itemWalletAddress->setCheckState(COLUMN_CHECKBOX, Qt::Unchecked);
         QString sWalletAddress = coins.first;
-        QString sWalletLabel = "";
-        if (model->getAddressTableModel())
-            sWalletLabel = model->getAddressTableModel()->labelForAddress(sWalletAddress);
-        if (sWalletLabel.length() == 0)
+        QString sWalletLabel = model->getAddressTableModel()->labelForAddress(sWalletAddress);
+        if (sWalletLabel.isEmpty())
             sWalletLabel = tr("(no label)");
 
         if (treeMode)
@@ -665,10 +664,8 @@ void CoinControlDialog::updateView()
             }
             else if (!treeMode)
             {
-                QString sLabel = "";
-                if (model->getAddressTableModel())
-                    sLabel = model->getAddressTableModel()->labelForAddress(sAddress);
-                if (sLabel.length() == 0)
+                QString sLabel = model->getAddressTableModel()->labelForAddress(sAddress);
+                if (sLabel.isEmpty())
                     sLabel = tr("(no label)");
                 itemOutput->setText(COLUMN_LABEL, sLabel); 
             }