more on sellerdialog

src/gui/mainwindow.cpp

@@ -1,11 +1,19 @@
 #include "mainwindow.h"
 
+#include "sellerdialog.h"
+
 MainWindow::MainWindow()
 {
     ui_.setupUi(this);
 
     connect(ui_.actionQuit, &QAction::triggered, qApp, QApplication::quit);
+    connect(ui_.actionEditSeller, &QAction::triggered, this, &MainWindow::on_actionEditSeller_triggered);
 
     marketplace_ = std::make_unique<Marketplace>();
 }
 
+void MainWindow::on_actionEditSeller_triggered()
+{
+    auto dialog = std::make_unique<SellerDialog>(this);
+    dialog->exec();
+}