qt, refactor: Keep EditAddressDialog in the main event loop

src/qt/addressbookpage.cpp

@@ -182,14 +182,14 @@ void AddressBookPage::onEditAction()
     if(indexes.isEmpty())
         return;
 
-    EditAddressDialog dlg(
+    auto dlg = new EditAddressDialog(
         tab == SendingTab ?
         EditAddressDialog::EditSendingAddress :
         EditAddressDialog::EditReceivingAddress, this);
-    dlg.setModel(model);
+    dlg->setModel(model);
     QModelIndex origIndex = proxyModel->mapToSource(indexes.at(0));
-    dlg.loadRow(origIndex.row());
-    dlg.exec();
+    dlg->loadRow(origIndex.row());
+    GUIUtil::ShowModalDialogAndDeleteOnClose(dlg);
 }
 
 void AddressBookPage::on_newAddress_clicked()

src/qt/transactionview.cpp

@@ -500,22 +500,22 @@ void TransactionView::editLabel()
             // Determine type of address, launch appropriate editor dialog type
             QString type = modelIdx.data(AddressTableModel::TypeRole).toString();
 
-            EditAddressDialog dlg(
+            auto dlg = new EditAddressDialog(
                 type == AddressTableModel::Receive
                 ? EditAddressDialog::EditReceivingAddress
                 : EditAddressDialog::EditSendingAddress, this);
-            dlg.setModel(addressBook);
-            dlg.loadRow(idx);
-            dlg.exec();
+            dlg->setModel(addressBook);
+            dlg->loadRow(idx);
+            GUIUtil::ShowModalDialogAndDeleteOnClose(dlg);
         }
         else
         {
             // Add sending address
-            EditAddressDialog dlg(EditAddressDialog::NewSendingAddress,
+            auto dlg = new EditAddressDialog(EditAddressDialog::NewSendingAddress,
                 this);
-            dlg.setModel(addressBook);
-            dlg.setAddress(address);
-            dlg.exec();
+            dlg->setModel(addressBook);
+            dlg->setAddress(address);
+            GUIUtil::ShowModalDialogAndDeleteOnClose(dlg);
         }
     }
 }