/*=========================================================================
                                                                                
  Program:   bbtk
  Module:    $RCSfile: bbwxCommandButton.cxx,v $
  Language:  C++
  Date:      $Date: 2008/03/19 12:26:09 $
  Version:   $Revision: 1.4 $
                                                                                
  Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de 
  l'Image). All rights reserved. See Doc/License.txt or
  http://www.creatis.insa-lyon.fr/Public/bbtk/License.html for details.
                                                                                
     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notices for more information.
                                                                                
=========================================================================*/
/**
 *  \file 
 *  \brief 
 */


#ifdef _USE_WXWIDGETS_


#include "bbwxCommandButton.h"
#include "bbwxPackage.h"
#include "bbtkInterpreter.h"



namespace bbwx
{
  BBTK_ADD_BLACK_BOX_TO_PACKAGE(wx,CommandButton);
  
  CommandButtonWidget::CommandButtonWidget(CommandButton* box,
					   wxWindow *parent, 
					   wxString title )
    : wxPanel( parent, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL),
      mBox(box)
  { 

    wxPanel *panel	= this;

    mwxCommandButton = new wxButton( panel, -1, title);
    Connect( mwxCommandButton->GetId(),   wxEVT_COMMAND_BUTTON_CLICKED , 
	     (wxObjectEventFunction) 
	     (void (wxPanel::*)(wxEvent&))
	     &CommandButtonWidget::OnCommandButton ); 
    
    wxFlexGridSizer *sizer	= new wxFlexGridSizer(1);
    sizer -> Add( mwxCommandButton,1,wxGROW ); 
    sizer	-> AddGrowableCol(0);
    
    panel	-> SetSizer(sizer);
    panel	-> SetAutoLayout(true);
    panel	-> Layout();
    
  }
  
  CommandButtonWidget::~CommandButtonWidget()
  {
  }
  
  
  void CommandButtonWidget::OnCommandButton( wxEvent& )
  {
    // Look for the interpreter
      bbtk::Interpreter* I = 0;
      if (mBox->bbGetParent() != 0) 
	{
	  bbtk::Factory* f = 
	    ((bbtk::ComplexBlackBoxDescriptor*)mBox->bbGetParent()
	     ->bbGetDescriptor())->GetFactory();
	  if ((f != 0)&&
	      (f->GetExecuter()))
	    {
	      I = f->GetExecuter()->GetInterpreter();
	    }
	}
      if (I==0) 
	{
	  //	  bbtkError("ExecBbiCommand::DoProcess() : could not find interpreter");
	  I = new bbtk::Interpreter();
	}
      
      std::string commandstr(mBox->bbGetInputIn());
    
    //	bbtk::Interpreter::mGlobalInterpreter->InterpretLine( commandstr );
    int i;
    bool ok=true;
    int pos1=0,pos2;
    pos2 = commandstr.find(";",pos1);
    std::string ccommand;
    while (ok==true)
      {
	if (pos2==-1) 
	  {
	    ok=false;
	    ccommand=commandstr.substr(pos1,commandstr.length()-pos1 );
	  } 
	else 
	  {
	    ccommand=commandstr.substr(pos1,pos2-pos1);
	  }
	for ( i=0 ; i < ccommand.length() ; i++)
	  {
	    if (ccommand[i]==39) // '
	      {
		ccommand[i]=34;  // "
	      }
	  }		
	bool insideComment = false; // for multiline comment
	I->InterpretLine( ccommand, insideComment );
	pos1=pos2+1;
	pos2 = commandstr.find(";",pos2+1);
	
      }
   
    mBox->UpdateLabel();
    mBox->UpdateColour();
    mBox->bbSignalOutputModification();
  }

  
  //--------------------------------------------------------------------------
  
  void CommandButtonWidget::SetLabel(wxString title)
  {
    mwxCommandButton->SetLabel(title);
  }
  //--------------------------------------------------------------------------
  
  void CommandButtonWidget::SetColour(wxColour color)
  {
    mwxCommandButton->SetBackgroundColour(color);
  }



  //--------------------------------------------------------------------------
  //-------------------------------------------------------------------------
  //--------------------------------------------------------------------------
  //-------------------------------------------------------------------------- 


  BBTK_USER_BLACK_BOX_IMPLEMENTATION(CommandButton,bbtk::WxBlackBox);

  void CommandButton::bbUserConstructor() 
  { 
    bbSetInputIn("");
    bbSetInputLabel("");
    std::vector<double> lstColour;
    lstColour.push_back(-1);
    lstColour.push_back(-1);
    lstColour.push_back(-1);
    bbSetInputColour(lstColour);
  }
  
  
  void CommandButton::Process() 
  { 
    UpdateColour();
    UpdateLabel();
  }
  
  void CommandButton::UpdateColour()
  {
    CommandButtonWidget* wxwidget = (CommandButtonWidget*)bbGetOutputWidget();
    if  ( (bbGetInputColour()[0]==-1) && 
	  (bbGetInputColour()[1]==-1) &&
	  (bbGetInputColour()[2]==-1) )
      {
	wxwidget->SetColour( wxwidget->GetParent()->GetBackgroundColour() );
      } 
    else 
      {
      int r=(int) (255*bbGetInputColour()[0]);
      int g=(int) (255*bbGetInputColour()[1]);
      int b=(int) (255*bbGetInputColour()[2]);
      wxwidget->SetColour( wxColour(r,g,b) );
    }

  } 
  void CommandButton::UpdateLabel()
  {
    CommandButtonWidget* wxwidget = (CommandButtonWidget*)bbGetOutputWidget();
    wxwidget->SetLabel( bbtk::std2wx( bbGetInputLabel() ) );
  }   
 
  /** 
   * \brief  Create wxWidget .  
   * 
   * 
   */  
  void CommandButton::CreateWidget() 
  { 
    bbSetOutputWidget
      ( new CommandButtonWidget ( this, bbGetWxParent(), 
				  bbtk::std2wx(bbGetInputLabel()) ) );
    UpdateColour();
  } 
 
 
}  //namespace bbwx 
 
#endif  // _USE_WXWIDGETS_