Add dedicated Placefile Manager dialog separate from settings

scwx-qt/source/scwx/qt/ui/placefile_dialog.hpp

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <QDialog>
+
+namespace Ui
+{
+class PlacefileDialog;
+}
+
+namespace scwx
+{
+namespace qt
+{
+namespace ui
+{
+
+class PlacefileDialogImpl;
+
+class PlacefileDialog : public QDialog
+{
+   Q_OBJECT
+
+public:
+   explicit PlacefileDialog(QWidget* parent = nullptr);
+   ~PlacefileDialog();
+
+private:
+   friend class PlacefileDialogImpl;
+   std::unique_ptr<PlacefileDialogImpl> p;
+   Ui::PlacefileDialog*                 ui;
+};
+
+} // namespace ui
+} // namespace qt
+} // namespace scwx