Send: clear donate description if address was changed

src/MainWindow.cpp

@@ -1067,7 +1067,7 @@ void MainWindow::changeEvent(QEvent* event)
 }
 
 void MainWindow::donateButtonClicked() {
-    m_sendWidget->fill(constants::donationAddress, "Donation to the Feather development team");
+    m_sendWidget->fill(constants::donationAddress, constants::donationDescription);
     ui->tabWidget->setCurrentIndex(Tabs::SEND);
 }
 

src/SendWidget.cpp

@@ -90,6 +90,11 @@ void SendWidget::addressEdited() {
     }
 
     ui->btn_openAlias->setVisible(ui->lineAddress->isOpenAlias());
+
+    // Clear donation description if address no longer matches
+    if (ui->lineDescription->text() == constants::donationDescription && ui->lineAddress->text() != constants::donationAddress) {
+        ui->lineDescription->clear();
+    }
 }
 
 void SendWidget::amountEdited(const QString &text) {

src/constants.h

@@ -23,6 +23,7 @@ namespace constants
 
     // donation constants
     const QString donationAddress = "47ntfT2Z5384zku39pTM6hGcnLnvpRYW2Azm87GiAAH2bcTidtq278TL6HmwyL8yjMeERqGEBs3cqC8vvHPJd1cWQrGC65f";
+    const QString donationDescription = "Donation to the Feather development team";
     const int donationBoundary = 25;
 }