[Qt] fix coincontrol update issue when deleting a send coin entry

src/qt/sendcoinsdialog.cpp

@@ -373,8 +373,6 @@ SendCoinsEntry *SendCoinsDialog::addEntry()
     connect(entry, SIGNAL(payAmountChanged()), this, SLOT(coinControlUpdateLabels()));
     connect(entry, SIGNAL(subtractFeeFromAmountChanged()), this, SLOT(coinControlUpdateLabels()));
 
-    updateTabsAndLabels();
-
     // Focus the field, so that entry can start immediately
     entry->clear();
     entry->setFocus();
@@ -383,6 +381,8 @@ SendCoinsEntry *SendCoinsDialog::addEntry()
     QScrollBar* bar = ui->scrollArea->verticalScrollBar();
     if(bar)
         bar->setSliderPosition(bar->maximum());
+
+    updateTabsAndLabels();
     return entry;
 }
 
@@ -808,7 +808,7 @@ void SendCoinsDialog::coinControlUpdateLabels()
     for(int i = 0; i < ui->entries->count(); ++i)
     {
         SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
-        if(entry)
+        if(entry && !entry->isHidden())
         {
             SendCoinsRecipient rcp = entry->getValue();
             CoinControlDialog::payAmounts.append(rcp.amount);