WIP: Moved sources int src/, separated most of the source code from Perl.

The XS was left only for the unit / integration tests, and it links
libslic3r only. No wxWidgets are allowed to be used from Perl starting
from now.

src/slic3r/GUI/MsgDialog.hpp

@@ -0,0 +1,67 @@
+#ifndef slic3r_MsgDialog_hpp_
+#define slic3r_MsgDialog_hpp_
+
+#include <string>
+#include <unordered_map>
+
+#include <wx/dialog.h>
+#include <wx/font.h>
+#include <wx/bitmap.h>
+
+#include "slic3r/Utils/Semver.hpp"
+
+class wxBoxSizer;
+class wxCheckBox;
+
+namespace Slic3r {
+
+namespace GUI {
+
+
+// A message / query dialog with a bitmap on the left and any content on the right
+// with buttons underneath.
+struct MsgDialog : wxDialog
+{
+	MsgDialog(MsgDialog &&) = delete;
+	MsgDialog(const MsgDialog &) = delete;
+	MsgDialog &operator=(MsgDialog &&) = delete;
+	MsgDialog &operator=(const MsgDialog &) = delete;
+	virtual ~MsgDialog();
+
+	// TODO: refactor with CreateStdDialogButtonSizer usage
+
+protected:
+	enum {
+		CONTENT_WIDTH = 500,
+		CONTENT_MAX_HEIGHT = 600,
+		BORDER = 30,
+		VERT_SPACING = 15,
+		HORIZ_SPACING = 5,
+	};
+
+	// button_id is an id of a button that can be added by default, use wxID_NONE to disable
+	MsgDialog(wxWindow *parent, const wxString &title, const wxString &headline, wxWindowID button_id = wxID_OK);
+	MsgDialog(wxWindow *parent, const wxString &title, const wxString &headline, wxBitmap bitmap, wxWindowID button_id = wxID_OK);
+
+	wxFont boldfont;
+	wxBoxSizer *content_sizer;
+	wxBoxSizer *btn_sizer;
+};
+
+
+// Generic error dialog, used for displaying exceptions
+struct ErrorDialog : MsgDialog
+{
+	ErrorDialog(wxWindow *parent, const wxString &msg);
+	ErrorDialog(ErrorDialog &&) = delete;
+	ErrorDialog(const ErrorDialog &) = delete;
+	ErrorDialog &operator=(ErrorDialog &&) = delete;
+	ErrorDialog &operator=(const ErrorDialog &) = delete;
+	virtual ~ErrorDialog();
+};
+
+
+}
+}
+
+#endif