Dialog for Clone (#9897)

* init

* update

* Update CloneDialog.cpp

* fix focus

src/slic3r/GUI/CloneDialog.hpp

@@ -0,0 +1,36 @@
+#ifndef slic3r_GUI_SingleChoice_hpp_
+#define slic3r_GUI_SingleChoice_hpp_
+
+#include "GUI_Utils.hpp"
+#include "Plater.hpp"
+#include "Selection.hpp"
+
+#include "Widgets/Button.hpp"
+#include "Widgets/SpinInput.hpp"
+#include "Widgets/DialogButtons.hpp"
+#include "Widgets/CheckBox.hpp"
+#include "Widgets/ProgressBar.hpp"
+
+namespace Slic3r { namespace GUI {
+
+class CloneDialog : public DPIDialog
+{
+public:
+    CloneDialog(wxWindow *parent = nullptr);
+    ~CloneDialog();
+
+private:
+    SpinInput*   m_count_spin;
+    int          m_count;
+    CheckBox*    m_arrange_cb;
+    Plater*      m_plater;
+    ProgressBar* m_progress;
+    AppConfig*   m_config;
+    bool         m_cancel_process;
+
+    void on_dpi_changed(const wxRect &suggested_rect) override {}
+
+};
+}} // namespace Slic3r::GUI
+
+#endif