X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=kernel%2Fsrc%2FbbtkKWBlackBox.cxx;h=ea7f31f446f5cedac9e5c1973b1502418c9399a0;hb=8dd53a72bc1dd1ca2c6e2763c0aeb51c77ee352e;hp=d6615986de028d9d0b5f7894785f88b3e9f1c277;hpb=310a70fea52f768e60d0a844e6ef84f13e4babd4;p=bbtk.git

diff --git a/kernel/src/bbtkKWBlackBox.cxx b/kernel/src/bbtkKWBlackBox.cxx
index d661598..ea7f31f 100644
--- a/kernel/src/bbtkKWBlackBox.cxx
+++ b/kernel/src/bbtkKWBlackBox.cxx
@@ -2,8 +2,8 @@
   Program:   bbtk
   Module:    $RCSfile: bbtkKWBlackBox.cxx,v $
   Language:  C++
-  Date:      $Date: 2008/12/02 08:38:08 $
-  Version:   $Revision: 1.2 $
+  Date:      $Date: 2009/04/08 07:56:11 $
+  Version:   $Revision: 1.9 $
 =========================================================================*/
 
 /* ---------------------------------------------------------------------
@@ -39,70 +39,13 @@
 
  
 #include "bbtkKWBlackBox.h"
+#include "bbtkBlackBoxOutputConnector.h"
 #include "vtkKWBlackBoxDialog.h"
 
 
 namespace bbtk
 {
 
-
-
-  /*
-  //=========================================================================
-  // KWBlackBoxWidgetEventHandler
-  //=========================================================================
-
-  //=========================================================================
-  KWBlackBoxWidgetEventHandler::
-  KWBlackBoxWidgetEventHandler( KWBlackBox::Pointer box, 
-				vtkKWWidget *widget )
-    :
-    mBox(box),
-    mWindow(widget)
-  { 
-    bbtkDebugMessage("kw",9,"KWBlackBoxWidgetEventHandler::KWBlackBoxWidgetEventHandler("<<mBox.lock()->bbGetFullName()<<")"<<std::endl);
-
-    mBox.lock()->bbSetWidgetEventHandler(this);
-
-    Connect (  mWindow->GetId(),
-	       kwEVT_DESTROY,
-	       (kwObjectEventFunction) 
-	       (void (kwEvtHandler::*)(kwWindowDestroyEvent& c))
-		&KWBlackBoxWidgetEventHandler::OnWindowDestroy );
-    
-    mWindow->PushEventHandler(this);
-    
-  }
-  //=========================================================================
-
-  //=========================================================================
-  KWBlackBoxWidgetEventHandler::~KWBlackBoxWidgetEventHandler()
-  {
-    if (mBox.expired()) return;
-    bbtkDebugMessage("kw",9,
-		     "KWBlackBoxWidgetEventHandler::~KWBlackBoxWidgetEventHandler() ["
-		     <<mBox.lock()->bbGetFullName()<<"]"<<std::endl);
-     mBox.lock()->bbSetWidgetEventHandler(0);   
-  }
-  //=========================================================================
-
-  //=========================================================================
-  void KWBlackBoxWidgetEventHandler::OnWindowDestroy(kwWindowDestroyEvent&)
-  {
-    if (mBox.expired()) return;
-    bbtkDebugMessage("kw",9,"KWBlackBoxWidgetEventHandler::OnWindowDestroy() ["
-		     <<mBox.lock()->bbGetFullName()<<"]"<<std::endl);
-    mBox.lock()->bbSetOutputWidget(0);
-    mBox.lock()->bbSetModifiedStatus();
-  }
-  //=========================================================================
-
-
-  */
-
-
-
-
   //=========================================================================
   // KWBlackBox
   //=========================================================================
@@ -111,341 +54,50 @@ namespace bbtk
   //=========================================================================
   //=========================================================================
   //=========================================================================
-  BBTK_BLACK_BOX_IMPLEMENTATION(KWBlackBox,AtomicBlackBox);
+  BBTK_BLACK_BOX_IMPLEMENTATION(KWBlackBox,WidgetBlackBox<wxWindow>);
   //=========================================================================
   
-  //=========================================================================
-  void KWBlackBox::bbUserConstructor()
-  {
-    bbtkDebugMessage("Kernel",9,"KWBlackBox::bbUserConstructor()"<<std::endl);
-    bbInitAttributes();
-  }
-  //=========================================================================
-
-  //=========================================================================
-  void KWBlackBox::bbUserCopyConstructor(bbtk::BlackBox::Pointer)
-  {
-    bbtkDebugMessage("Kernel",9,"KWBlackBox::bbUserCopyConstructor()"
-		     <<std::endl);
-    bbInitAttributes();
-  }
-  //=========================================================================
-
-
-  //=========================================================================
-  void KWBlackBox::bbUserDestructor()
+  //==================================================================    
+  /// Callback for creating a Dialog window (modal)
+  void WxBlackBox::bbCreateDialogWindow()
   {
-    bbtkDebugMessage("kw",9,"==> KWBlackBox::bbUserDestructor() ["<<bbGetFullName()<<"]"<<std::endl);
-    if (bbGetWindow()) {
-      bbGetWindow()->bbClose();
-      bbSetWindow(0);
-    }
-    bbtkDebugMessage("kw",9,"<== KWBlackBox::bbUserDestructor() ["<<bbGetFullName()<<"]"<<std::endl);
-  }
-  //=========================================================================
-  
-
-
-  //=========================================================================
-  /**
-   * \brief Initialize the attributes of the class
-   *
-   */
-  void KWBlackBox::bbInitAttributes()
-  {
-    bbmWindow = 0;
-    //    bbmWidget = 0;
-    //    bbSetInputWinParent(0);
-    bbSetInputWinTitle(bbGetName());
-    bbSetInputWinWidth(800);
-    bbSetInputWinHeight(800);
-    bbSetInputWinDialog(false);
-    bbSetOutputWidget(0);
-
-    //    bbSetWidgetEventHandler(0);
-    bbSetUpdateTransferedToParent(false);
-  }
-  //=========================================================================
-
-  //=========================================================================
-  /// Main processing method of the box.
-  void KWBlackBox::bbExecute(bool force)
-  {
-    bbtkDebugMessageInc("process",2,
-			"=> KWBlackBox::bbExecute("<<(int)force<<") ["
-			<<bbGetFullName()<<"]"<<std::endl);
-
-    // If the output 'Widget' is connected then 
-    // we must execute the parent box
-    BlackBox::OutputConnectorMapType::const_iterator i 
-      = bbGetOutputConnectorMap().find("Widget");
-
-    if ( i->second->GetConnectionVector().size() != 0 ) 
-      {
-	bbtkDebugMessage("process",3,
-			 "-> Output 'Widget' connected : transfering execution to parent"
-			 <<std::endl);
-	
-	i->second->GetConnectionVector().front() //.lock()
-	  ->GetBlackBoxTo()->bbExecute(force);
-
-      }
-    // else call 'standard' BlackBox execution method
-    else 
-      {
-	BlackBox::bbExecute(force);
-      }
-    //
-
-    bbtkDebugMessageDec("process",2,
-			"<= KWBlackBox::bbExecute() ["
-			<<bbGetFullName()<<"]"<<std::endl);
-  }
-  //=========================================================================
-
-
-  //=========================================================================
-  /// Main processing method of the box.
-  IOStatus KWBlackBox::bbBackwardUpdate( Connection::Pointer caller )
-  {
-    bbtkDebugMessage("process",3,
-		     "=> KWBlackBox::bbBackwardUpdate("
-		     <<(caller?caller->GetFullName():"0")<<") ["
-		     <<bbGetFullName()<<"]"<<std::endl);
-
-    if ( ! (( bbGetStatus() == MODIFIED ) ||
-	    ( bbBoxProcessModeIsAlways() )) )
-      {
-	bbtkDebugMessage("process",3,"Up-to-date : nothing to do"<<std::endl);
-	bbtkDebugMessage("process",3,
-			 "<= KWBlackBox::bbBackwardUpdate("
-			 <<(caller?caller->GetFullName():"0")<<") ["
-			 <<bbGetFullName()<<"]"<<std::endl);
-	return bbGetStatus();
-      }
- 
-    // If the caller's box to is not the box to connected to the 
-    // output 'Widget'
-
-    BlackBox::OutputConnectorMapType::const_iterator i 
-      = bbGetOutputConnectorMap().find("Widget") ;
-    if ( i->second->GetConnectionVector().size() != 0 )
-      
-      {
-	BlackBox::Pointer to = 
-	  i->second->GetConnectionVector()[0]->GetBlackBoxTo();
-		
-	if (caller) 
-	  {
-	    bbtkDebugMessage("process",3,
-			     "-> Output 'Widget' connected to '"
-			     <<to->bbGetFullName()<<"' - caller->to = '"
-			     <<caller->GetBlackBoxTo()->bbGetFullName()
-			     <<"'"
-			     <<std::endl);
-	  }
-	else
-	  {
-	    bbtkDebugMessage("process",3,
-			     "-> Output 'Widget' connected to '"
-			     <<to->bbGetFullName()<<"'"
-			     <<std::endl);
-	  }
-	if ((caller==0) ||
-	    ( (caller!=0) && 
-	      (caller->GetBlackBoxTo() != to)&&
-	      (!bbGetUpdateTransferedToParent())&&
-	      (!to->bbGetExecuting()) 
-	      )
-	    )
-	  {
-	    bbtkDebugMessage("process",3,
-			     "   ... Transfering update order to parent"
-			     <<std::endl);
-	    
-	    bbSetUpdateTransferedToParent(true);
-	    i->second->GetConnectionVector().front() //.lock()
-	      ->GetBlackBoxTo()->bbExecute(false);
-	  }
-	else
-	  {
-	    bbSetUpdateTransferedToParent(false);
-	    bbtkDebugMessage("process",3,
-			     "   ... No need to transfer to parent"
-			     <<std::endl);
-	  }
-      }
-    /*    
-
-    // If the caller is not the connection to the output widget
-    // and the output 'Widget' is connected then 
-    // we must execute the parent box 
-    // but only one time 
-    // (this is the role of the flag UpdateTransferedToParent)
-    if ( (caller==0) ||
-	 ((caller!=0)&&(caller->GetBlackBoxFromOutput()!="Widget"))
-	 )
-      {
-      }
+    KW::GetApplication();
+    vtkKWBlackBoxDialog* win = vtkKWBlackBoxDialog::New();
+    show = (Window*) win;
+    win->bbSetBlackBox( GetThisPointer<KWBlackBox>());
+    KW::GetApplication()->AddWindow((vtkKWWindowBase*)win);
+    win->Create();
+    win->SetResizable(0,0);
+    
+    bbUserCreateWidget(win->GetFrame());
+    /*
+      KW::GetApplication()->Script
+      ("pack %s -expand yes -fill both",
+      bbGetOutputWidget()->GetWidgetName());
     */
-    // call 'standard' BlackBox execution method
-    if (!bbGetUpdateTransferedToParent()) 
-      { 
-	  AtomicBlackBox::bbBackwardUpdate(caller);
-      }
     
-    bbtkDebugMessageDec("process",3,
-			"<= KWBlackBox::bbBackwardUpdate() ["
-			<<bbGetFullName()<<"]"<<std::endl);
+    KW::GetApplication()->Script("place %s -x 0 -y 0 -width %d -height %d",
+				 bbGetOutputWidget()->GetWidgetName(),
+				 bbGetInputWinWidth(),
+				 bbGetInputWinHeight());
     
-   return bbGetStatus();
-     
 
   }
+  //==================================================================    
 
-  //=========================================================================
-  void KWBlackBox::bbProcess()
-  { 
-/*
-	  if (bbGetOutputWidget()==0) this->bbUserCreateWidget();
-    this->bbUserProcess(); 
-    bbShowWindow();
-    //    this->bbUserOnShow();
-*/
-    this->bbUserProcess(); 
-
-    // If output widget not connected create the window 
-    if ( (*bbGetOutputConnectorMap().find("Widget")).second
-	 ->GetConnectionVector().size() == 0 ) 
-      {
-	Window* show = 0;
-	// If the window already exists : no need creating it
-	if (bbGetWindow()!=0)
-	  {
-	    bbtkDebugMessage("kw",2,
-			     "-> Window already exists"
-			     <<std::endl);
-	    show = bbGetWindow();
-	  }
-	// Else create window 
-	else 
-	  {
-	    bbtkDebugMessage("kw",2,
-			     "-> Creating the window"
-			     <<std::endl);
-	    KW::GetApplication();
-	    
-	    // Input WinDialog set to true : creating a Dialog
-	    /*
-	    if (bbGetInputWinDialog()) 
-	      {
-		bbtkDebugMessage("kw",2,
-				 "   Input WinDialog set to true : creating a Dialog"
-				 <<std::endl);
-	    */
-		vtkKWBlackBoxDialog* win = vtkKWBlackBoxDialog::New();
-		show = (Window*) win;
-		win->bbSetBlackBox( GetThisPointer<KWBlackBox>());
-		//bbGetOutputWidget()->GetWidgetName());
-			     // win->SetName( bbGetInputWinTitle() + " - bbtk (c) CREATIS LRMN" );
-		//		win->SetWidth( bbGetInputWinWidth() );
-		//		win->SetHeight( bbGetInputWinHeight() );
-		KW::GetApplication()->AddWindow((vtkKWWindowBase*)win);
-		win->Create();
-		//		std::cout << "TclName='"<<win->GetTclName()<<"'"<<std::endl;
-		
-		bbUserCreateWidget(win);
-		KW::GetApplication()->Script("pack %s -side top -expand yes",
-					     bbGetOutputWidget()->GetWidgetName());
-		/*
-		bbGetOutputWidget()->SetParent(win);
-		bbGetOutputWidget()->Create();
-		KW::GetApplication()->Script("pack %s -side left -anchor c -expand y",
-			
-				     //"pack %s -side top -anchor nw -expand y -fill none -padx 2 -pady 2", 
-					     bbGetOutputWidget()->GetWidgetName());
-		*/			     
-		/*	
-		  }
-	
-	    // Input WinDialog set to false : creating a Frame
-	    else 
-	      {
-		bbtkDebugMessage("process",2,
-				 "   Input WinDialog set to false : creating a Frame"
-				 <<std::endl);
-		vtkKWBlackBoxFrame* win = vtkKWBlackBoxFrame::New();
-		show = (Window*) win;
-		win->bbSetBlackBox( GetThisPointer<KWBlackBox>());
-		//		win->SetName( bbGetInputWinTitle() + " - bbtk (c) CREATIS LRMN" );
-		//		win->SetWidth( bbGetInputWinWidth() );
-		//		win->SetHeight( bbGetInputWinHeight() );
-		KW::GetApplication()->AddWindow((vtkKWWindowBase*)win);
-		win->Create();
-		
-		bbGetOutputWidget()->SetParent(win);
-		bbGetOutputWidget()->Create();
-		KW::GetApplication()->Script("pack %s -side top -anchor nw -expand y -fill none -padx 2 -pady 2", 
-					     bbGetOutputWidget()->GetWidgetName());	      }
-	*/
-	
-		//	win->Invoke();
-	  }
-	
-	// Show the window
-
-	show->bbShow(); 
-	//	std::cout << "KW::GetApplication()->Start();"<<std::endl;
-	//	KW::GetApplication()->Start();
-	//	std::cout << "AFTER KW::GetApplication()->Start();"<<std::endl;
-	
-      }		  
-    //   
-    
-  }
-  //=========================================================================
-  
-  
-  /*
-  // LG 24/11/08 : New widget pipeline
-  void KWBlackBox::bbCreateWidgetAndEventHandler(vtkKWWidget* parent)
+  //==================================================================    
+  /// Callback for creating a Frame window 
+  void WxBlackBox::bbCreateFrameWindow()
   {
-    if (bbGetOutputWidget()==0)
-      {
-	this->bbUserCreateWidget(parent);
-      }	
-    
-    // If Event Handler for the widget does not exist or is obsolete : create it 
-    
-      if (bbGetOutputWidget()!=0)
-      {
-	if (bbGetWidgetEventHandler()==0)
-	  {
-	    bbtkDebugMessage("kw",3,
-			     "-> No widget event handler : creating one"
-			     <<std::endl);
-	    new KWBlackBoxWidgetEventHandler(GetThisPointer<KWBlackBox>(),
-					     bbGetOutputWidget());
-	  }
-	else if ( ! bbGetWidgetEventHandler()->IsHandlerOf 
-		  ( bbGetOutputWidget() ) )
-	  {
-	    bbtkDebugMessage("kw",3,
-			     "-> Obsolete widget event handler : re-creating one"
-			     <<std::endl);
-	    delete bbGetWidgetEventHandler();
-	    new KWBlackBoxWidgetEventHandler(GetThisPointer<KWBlackBox>(),
-					     bbGetOutputWidget());
-	  }
-	// Sets the name of the vtkKWWidget to the input WinTitle
-	bbGetOutputWidget()->SetName(bbtk::std2kw(bbGetInputWinTitle()));
-      }
-   
+    bbtkWarning("KW: Frame windows not supported: creating a Dialog!");
+    bbCreateDialogWindow();
   }
-    
-  */
-  
-  vtkKWWidget*  KWBlackBox::bbCreateWidgetOfInput(const std::string& in, vtkKWWidget* parent)
+  //==================================================================    
+
+
+  //==================================================================
+  vtkKWWidget*  KWBlackBox::bbCreateWidgetOfInput(const std::string& in, 
+						  vtkKWFrame* parent)
   {
     vtkKWWidget* w = 0;
     // If input is connected 
@@ -464,190 +116,22 @@ namespace bbtk
       }
     return w;
   }
-  
-  
-/*
-  //==================================================================
-  /// Specific methods for window creation during pipeline execution
-  /// Shows the window associated to the box 
-  /// (called after bbProcess during bbExecute)
-  void KWBlackBox::bbShowWindow()
-  {
-    bbtkDebugMessageInc("kw",1,"=> KWBlackBox::bbShowWindow() ["
-			<<bbGetFullName()<<"]"<<std::endl);
- 
-    // If Event Handler for the widget does not exist or is obsolete : create it 
-    if (bbGetOutputWidget()!=0)
-      {
-	if (bbGetWidgetEventHandler()==0)
-	  {
-	    bbtkDebugMessage("kw",3,
-			     "-> No widget event handler : creating one"
-			     <<std::endl);
-	    new KWBlackBoxWidgetEventHandler(GetThisPointer<KWBlackBox>(),
-					     bbGetOutputWidget());
-	  }
-	else if ( ! bbGetWidgetEventHandler()->IsHandlerOf 
-		  ( bbGetOutputWidget() ) )
-	  {
-	    bbtkDebugMessage("kw",3,
-			     "-> Obsolete widget event handler : re-creating one"
-			     <<std::endl);
-	    delete bbGetWidgetEventHandler();
-	    new KWBlackBoxWidgetEventHandler(GetThisPointer<KWBlackBox>(),
-					     bbGetOutputWidget());
-	  }
-	// Sets the name of the vtkKWWidget to the input WinTitle
-	bbGetOutputWidget()->SetName(bbtk::std2kw(bbGetInputWinTitle()));
-      }
-
-    // If the output 'Widget' is connected then it's gonna 
-    // be captured by its parent window : nothing to do 
-    if ( (*bbGetOutputConnectorMap().find("Widget")).second
-	 ->GetConnectionVector().size() != 0 ) 
-      {
-	
-	bbtkDebugMessage("kw",2,
-			 "-> Output 'Widget' connected : nothing to do"
-			 <<std::endl);
-	return;
-      }
-
-
-    Window* show = 0;
-    // If the window already exists : no need creating it
-    if (bbGetWindow()!=0)
-      {
-	bbtkDebugMessage("kw",2,
-			 "-> Window already exists"
-			 <<std::endl);
-	show = bbGetWindow();
-      }
-    // Else if the widget exists : create window 
-    else if (bbGetOutputWidget()!=0) 
-      {
-	bbtkDebugMessage("kw",2,
-			 "-> Widget exists : creating the window"
-			 <<std::endl);
-
-
-	// Input WinDialog set to true : creating a Dialog
-	if (bbGetInputWinDialog()) 
-	  {
-	    bbtkDebugMessage("kw",2,
-			     "   Input WinDialog set to true : creating a Dialog"
-			     <<std::endl);
-	    show = (Window*) new KWBlackBoxDialog( GetThisPointer<KWBlackBox>(),
-						  // bbGetKWParent(), 
-											  // LG 24/11/08 : New widget pipeline
-											  KW::GetTopWindow(),
-						   std2kw( bbGetInputWinTitle() + " - bbtk (c) CREATIS LRMN"),
-						   kwSize( bbGetInputWinWidth() , bbGetInputWinHeight() ) );
-	  }
-	// Input WinDialog set to false : creating a Frame
-	else 
-	  {
-	    bbtkDebugMessage("process",2,
-			     "   Input WinDialog set to false : creating a Frame"
-			     <<std::endl);
-	    show = (Window*) new KWBlackBoxFrame( GetThisPointer<KWBlackBox>(),
-						  // bbGetKWParent(), 
-											 // LG 24/11/08 : New widget pipeline
-											 KW::GetTopWindow(),
-						  std2kw( bbGetInputWinTitle()  + " - bbtk (c) CREATIS LRMN"),
-						  kwSize( bbGetInputWinWidth() , bbGetInputWinHeight() ) );
-	  }
-
-      }
-    // No window nor widget : error
-    else
-      {
-	bbtkError("KWBlackBox::bbShowWindow() ["
-		  <<bbGetFullName()
-		  <<"] : No widget. Did you set the box output 'Widget' in the processing method of the box ?");
-      }
- 
-    
-    // Show the window
-    if (true) //!show->IsShown())
-      {
-	show->bbShow(); 
-      }
-    else 
-      {
-	bbtkDebugMessage("kw",2,"-> Already shown : nothing to do"<<std::endl);
-      }
-  
-
-    bbtkDebugMessage("kw",2,"<= KWBlackBox::bbShowWindow() ["
-			<<bbGetFullName()<<"]"<<std::endl);
-
-  }
-  //==================================================================
-*/
-
-
-
-  //==================================================================
-   void KWBlackBox::bbHideWindow()
-  {
-    bbtkDebugMessageInc("kw",1,"=> KWBlackBox::bbHideWindow() ["
-			<<bbGetFullName()<<"]"<<std::endl);
-
-    if (bbGetWindow()!=0) bbGetWindow()->bbHide();
-
-    bbtkDebugMessageDec("kw",2,"<= KWBlackBox::bbHideWindow() ["
-			<<bbGetFullName()<<"]"<<std::endl);
-  }
-  //==================================================================
-
-
-  //==================================================================
-   void KWBlackBox::bbCloseWindow()
-  {
-    bbtkDebugMessageInc("kw",1,"=> KWBlackBox::bbCloseWindow() ["
-			<<bbGetFullName()<<"]"<<std::endl);
-
-    if (bbGetWindow()!=0) bbGetWindow()->bbClose();
-
-    bbtkDebugMessageDec("kw",2,"<= KWBlackBox::bbCloseWindow() ["
-			<<bbGetFullName()<<"]"<<std::endl);
-  }
-  //==================================================================
-
-  //==================================================================
-  KWBlackBox::Window* KWBlackBox::bbGetContainingWindow()
-  {
-    if (bbGetWindow()!=0) return bbGetWindow();
-    BlackBox::OutputConnectorMapType::const_iterator i 
-      = bbGetOutputConnectorMap().find("Widget");
-    if ( i->second->GetConnectionVector().size() != 0 ) 
-      {
-	return boost::static_pointer_cast<KWBlackBox>
-	  (i->second->GetConnectionVector().front() //.lock()
-	   ->GetBlackBoxTo())->bbGetContainingWindow();
-      }
-    return 0;
-  }
   //==================================================================
 
 
   //==================================================================
-	// LG 24/11/08 : New widget pipeline
-	//  vtkKWWidget* KWBlackBox::bbGetKWParent() { return KW::GetTopWindow(); }
-  //==================================================================
+  //  void KWBlackBox::InitWindowManagerIfNeeded() { KW::
+  void KWBlackBox::IncNbWindowsAlive() { KW::IncNbWindowsAlive(); }
+  void KWBlackBox::DecNbWindowsAlive() { KW::DecNbWindowsAlive(); }
+  int  KWBlackBox::GetNbWindowsAlive() { return KW::GetNbWindowsAlive(); }
+  bool KWBlackBox::IsSomeWindowAlive() { return KW::IsSomeWindowAlive(); }
   
-  
-  //==================================================================
-  bool KWBlackBox::bbIsShown()
-  {
-    if (bbGetContainingWindow()!=0)
-      return bbGetContainingWindow()->bbIsShown();
-    return false;
-  }
+  void KWBlackBox::IncNbWindowsShown() { KW::IncNbWindowsShown(); }
+  void KWBlackBox::DecNbWindowsShown() { KW::DecNbWindowsShown(); }
+  int  KWBlackBox::GetNbWindowsShown() { return KW::GetNbWindowsShown(); }
+  bool KWBlackBox::IsSomeWindowShown() { return KW::GetNbWindowsShown(); }
   //==================================================================
-
-
+  
 }//namespace bbtk