qt: connected option dialog and main

Author: psancheti110

src/qt/sendcoinsentry.cpp

@@ -97,7 +97,9 @@ void SendCoinsEntry::clear()
     ui->payTo->clear();
     ui->addAsLabel->clear();
     ui->payAmount->clear();
-    ui->checkboxSubtractFeeFromAmount->setCheckState(Qt::Unchecked);
+    if(model && model->getOptionsModel()){
+        ui->checkboxSubtractFeeFromAmount->setChecked(model->getOptionsModel()->getSubFeeFromAmount());
+    }
     ui->messageTextLabel->clear();
     ui->messageTextLabel->hide();
     ui->messageLabel->hide();