qt, refactor: Allocate SendConfirmationDialog instances on heap

This change is require for the next commit.

1 files changed, 4 insertions, 3 deletions

diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp
index 22302ab72e..29cd6d7c36 100644
--- a/src/qt/sendcoinsdialog.cpp
+++ b/src/qt/sendcoinsdialog.cpp
@@ -399,9 +399,10 @@ void SendCoinsDialog::sendButtonClicked([[maybe_unused]] bool checked)
 
     const QString confirmation = model->wallet().privateKeysDisabled() && !model->wallet().hasExternalSigner() ? tr("Confirm transaction proposal") : tr("Confirm send coins");
     const QString confirmButtonText = model->wallet().privateKeysDisabled() && !model->wallet().hasExternalSigner() ? tr("Create Unsigned") : tr("Sign and send");
-    SendConfirmationDialog confirmationDialog(confirmation, question_string, informative_text, detailed_text, SEND_CONFIRM_DELAY, confirmButtonText, this);
-    confirmationDialog.exec();
-    QMessageBox::StandardButton retval = static_cast<QMessageBox::StandardButton>(confirmationDialog.result());
+    auto confirmationDialog = new SendConfirmationDialog(confirmation, question_string, informative_text, detailed_text, SEND_CONFIRM_DELAY, confirmButtonText, this);
+    confirmationDialog->setAttribute(Qt::WA_DeleteOnClose);
+    // TODO: Replace QDialog::exec() with safer QDialog::show().
+    const auto retval = static_cast<QMessageBox::StandardButton>(confirmationDialog->exec());
 
     if(retval != QMessageBox::Yes)
     {