Feature #1774

[bbtk.git] / kernel / src / bbtkWx.h

diff --git a/kernel/src/bbtkWx.h b/kernel/src/bbtkWx.h
index c03b4d52c9a7f9406b5a63857794602623d992d8..7b306658649dbc8a373009979db58a1e7acb9967 100644 (file)
--- a/kernel/src/bbtkWx.h
+++ b/kernel/src/bbtkWx.h
@@ -1,16 +1,47 @@
-#ifndef __bbtkWx_h_INCLUDED__
-#define __bbtkWx_h_INCLUDED__
+/*
+ # ---------------------------------------------------------------------
+ #
+ # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
+ #                        pour la SantÈ)
+ # Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
+ # Previous Authors : Laurent Guigues, Jean-Pierre Roux
+ # CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
+ #
+ #  This software is governed by the CeCILL-B license under French law and
+ #  abiding by the rules of distribution of free software. You can  use,
+ #  modify and/ or redistribute the software under the terms of the CeCILL-B
+ #  license as circulated by CEA, CNRS and INRIA at the following URL
+ #  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+ #  or in the file LICENSE.txt.
+ #
+ #  As a counterpart to the access to the source code and  rights to copy,
+ #  modify and redistribute granted by the license, users are provided only
+ #  with a limited warranty  and the software's author,  the holder of the
+ #  economic rights,  and the successive licensors  have only  limited
+ #  liability.
+ #
+ #  The fact that you are presently reading this means that you have had
+ #  knowledge of the CeCILL-B license and that you accept its terms.
+ # ------------------------------------------------------------------------ */
+
+
+/*=========================================================================
+  Program:   bbtk
+  Module:    $RCSfile: bbtkWx.h,v $
+  Language:  C++
+  Date:      $Date: 2012/11/16 08:49:01 $
+  Version:   $Revision: 1.13 $
+=========================================================================*/
 
 
-/*
-#ifdef wxUSE_STD_IOSTREAM
-#undef wxUSE_STD_IOSTREAM
-#endif
-#define wxUSE_STD_IOSTREAM 0
-*/
 
+
+#ifndef __bbtkWx_h_INCLUDED__
+#define __bbtkWx_h_INCLUDED__
+
+//===========================================================================
 // Wx headers
-#ifdef _USE_WXWIDGETS_
+#ifdef USE_WXWIDGETS
 // For compilers that support precompilation, includes "wx/wx.h".
 #include "wx/wxprec.h"
 #include <wx/datetime.h>
@@ -29,23 +60,86 @@
 #endif //__WXGTK__
 // EO Wx headers
 
+#else //USE_WXWIDGETS
+
+// define wxWindow
+typedef void wxWindow;
+typedef void wxBusyCursor;
+
+#endif // EO USE_WXWIDGETS
+//===========================================================================
+
+//===========================================================================
 #include "bbtkSystem.h"
+//===========================================================================
+
+//===========================================================================
+// SIGNAL/SLOT MECHANISM 
+// FOR bbtk WINDOWS CREATION/DESTRUCTION OBSERVATION 
+// BBTKWXSIG
+#include <boost/signal.hpp>
+#include <boost/bind.hpp>
+// \BBTKWXSIG
+//===========================================================================
 
 namespace bbtk
 {
+
   //==================================================================
   /// Global wx handlers (cursor...)
+  
+// BBTKWXSIG
+#define bbtkAddWxSignalObserver(METHOD)                \
+  Wx::AddSignalObserver(boost::bind(&METHOD, this))
+// \BBTKWXSIG
+
+#define BBTK_BUSY_CURSOR bbtk::Wx::BusyCursor __bbtk_dummy_busy_cursor;
+
+  struct BBTK_EXPORT Wx
+  {    
+  public:
+    // BBTKWXSIG
+    typedef boost::signals::trackable SignalObserver;
+    typedef boost::signal<void ()>  Signal_type;
+    typedef Signal_type::slot_function_type Slot_function_type;
+    // \BBTKWXSIG
+
+    class BusyCursor
+    {
+    public:
+      BusyCursor();
+      ~BusyCursor();
+      wxBusyCursor* mCursor;
+    };
+
+    static void ProcessPendingEvents();
+    
+    /// Sets the parent of all bbtk windows
+    static void SetTopWindow(wxWindow*);
+    /// Returns the parent of all bbtk windows 
+    static wxWindow* GetTopWindow();
+
+
+    static void IncNbWindowsAlive();
+    static void DecNbWindowsAlive();
+    static int  GetNbWindowsAlive();
+    static bool IsSomeWindowAlive();
+    
+     // BBTKWXSIG
+    static void AddSignalObserver(Slot_function_type);
+    // \BBTKWXSIG
 
-  struct BBTK_EXPORT wx
-   {     public:
-                         static void ResetCursor();
-                         static void BeginBusyCursor(); 
-                         static void EndBusyCursor();
-                         static int mBeginBusyCallsCount;
-               }; // struct wx
-//==================================================================
+  
+  private:
 
+    static void CreateWxAppIfNeeded();
+    static void DestroyWxAppIfNeeded();
 
+  }; // struct Wx
+  //==================================================================
+
+
+#ifdef USE_WXWIDGETS
   //==================================================================
   /// Conversion std::string to wxString 
   inline wxString std2wx(const std::string& s){
@@ -75,29 +169,10 @@ namespace bbtk
     return s2;
   }
   //==================================================================
-
+#endif // EO _USE_WXWIDGETS
 
   
 } // namespace bbtk
   
 
-
-#else // _USE_WXWIDGETS
-
-
-namespace bbtk
-{
-
-   struct BBTK_EXPORT wx
-       {
-               static void ResetCursor() {}
-               static void BeginBusyCursor() {}
-               static void EndBusyCursor() {}
-       }; // struct wx
-
-} // namespace bbtk
-  
-
-
-#endif // EO _USE_WXWIDGETS
 #endif // EO __bbtkWx_h_INCLUDED__