Add support for id ranges to XRC.

Allow to declare ranges of consecutive IDs in XRC by using the "id[n]" syntax.
Show this functionality in the xrc sample and test it in the new unit test.

Also show and test the "object reference" XRC functionality.

Closes #11431.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66059 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/xrc/objrefdlg.h

@@ -0,0 +1,64 @@
+//-----------------------------------------------------------------------------
+// Name:        objref.h
+// Purpose:     XML resources sample: Object references and ID ranges dialog
+// Author:      David Hart, Vaclav Slavik
+// RCS-ID:      $Id$
+// Copyright:   (c) Vaclav Slavik
+// Licence:     wxWindows licence
+//-----------------------------------------------------------------------------
+
+//-----------------------------------------------------------------------------
+// Begin single inclusion of this .h file condition
+//-----------------------------------------------------------------------------
+
+#ifndef _OBJREFDLG_H_
+#define _OBJREFDLG_H_
+
+//-----------------------------------------------------------------------------
+// Headers
+//-----------------------------------------------------------------------------
+
+#include "wx/dialog.h"
+#include "wx/notebook.h"
+
+//-----------------------------------------------------------------------------
+// Class definition: ObjrefDialog
+//-----------------------------------------------------------------------------
+
+class ObjrefDialog : public wxDialog
+{
+
+public:
+
+    // Constructor.
+    ObjrefDialog( wxWindow* parent );
+
+    // Destructor.
+    ~ObjrefDialog();
+
+private:
+    enum PageNumbers { first_page, copy_page, icons_page, calc_page };
+    enum CalcOperator { operator_plus, operator_minus, operator_multiply, operator_divide, operator_equals };
+
+    void OnNotebookPageChanged( wxNotebookEvent &event );
+    void OnUpdateUIFirst(wxUpdateUIEvent& event);
+    void OnUpdateUISecond(wxUpdateUIEvent& event);
+    void OnUpdateUIThird(wxUpdateUIEvent& event);
+    void OnNumeralClick(wxCommandEvent& event);
+    void OnOperatorClick(wxCommandEvent& event);
+    void Calculate();
+    void ClearCalculator();
+
+    wxNotebook *nb;
+    wxTextCtrl *text;
+    wxTextCtrl *result_txt;
+    bool iconspage_bound;
+    bool calcpage_bound;
+    int current;
+    int previous;
+    bool operator_expected;
+    CalcOperator curr_operator;
+
+};
+
+#endif  //_OBJREFDLG_H_