//  GEOM GEOMGUI : GUI for Geometry component
//
//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
// 
//  This library is free software; you can redistribute it and/or 
//  modify it under the terms of the GNU Lesser General Public 
//  License as published by the Free Software Foundation; either 
//  version 2.1 of the License. 
// 
//  This library is distributed in the hope that it will be useful, 
//  but WITHOUT ANY WARRANTY; without even the implied warranty of 
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
//  Lesser General Public License for more details. 
// 
//  You should have received a copy of the GNU Lesser General Public 
//  License along with this library; if not, write to the Free Software 
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA 
// 
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//
//  File   : BuildGUI_ShellDlg.cxx
//  Author : Damien COQUERET
//  Module : GEOM
//  $Header$

#include "BuildGUI_ShellDlg.h"
#include "GEOMImpl_Types.hxx"

#include "GeometryGUI.h"
#include "GEOMBase.h"

#include "SUIT_ResourceMgr.h"
#include "SUIT_Session.h"
#include "SalomeApp_Application.h"
#include "LightApp_SelectionMgr.h"

#include "TColStd_MapOfInteger.hxx"

//=================================================================================
// class    : BuildGUI_ShellDlg()
// purpose  : Constructs a BuildGUI_ShellDlg which is a child of 'parent', with the 
//            name 'name' and widget flags set to 'f'.
//            The dialog will by default be modeless, unless you set 'modal' to
//            TRUE to construct a modal dialog.
//=================================================================================
BuildGUI_ShellDlg::BuildGUI_ShellDlg(GeometryGUI* theGeometryGUI, QWidget* parent,
                                     const char* name, bool modal, Qt::WindowFlags fl)
  :GEOMBase_Skeleton(theGeometryGUI, parent, name, modal, Qt::WindowTitleHint | Qt::WindowSystemMenuHint)
{
  QPixmap image0(SUIT_Session::session()->resourceMgr()->loadPixmap("GEOM", tr("ICON_DLG_BUILD_SHELL")));
  QPixmap image1(SUIT_Session::session()->resourceMgr()->loadPixmap("GEOM", tr("ICON_SELECT")));

  setWindowTitle(tr("GEOM_SHELL_TITLE"));
    
  /***************************************************************/
  GroupConstructors->setTitle(tr("GEOM_SHELL"));
  RadioButton1->setIcon(image0);
  RadioButton2->setAttribute( Qt::WA_DeleteOnClose );
  RadioButton2->close();
  RadioButton3->setAttribute( Qt::WA_DeleteOnClose );
  RadioButton3->close();

  GroupShell = new Ui::DlgRef_1Sel_QTD();
  QWidget* aGroupShellWidget = new QWidget(this);
  GroupShell->setupUi(aGroupShellWidget);
  aGroupShellWidget->setObjectName("GroupShell");

  GroupShell->GroupBox1->setTitle(tr("GEOM_ARGUMENTS"));
  GroupShell->TextLabel1->setText(tr("GEOM_OBJECTS"));
  GroupShell->PushButton1->setIcon(image1);
  GroupShell->LineEdit1->setReadOnly( true );
  
  gridLayout1->addWidget(aGroupShellWidget, 2, 0);
  /***************************************************************/

  setHelpFileName("shell.htm");

  /* Initialisations */
  Init();
}


//=================================================================================
// function : ~BuildGUI_ShellDlg()
// purpose  : Destroys the object and frees any allocated resources
//=================================================================================
BuildGUI_ShellDlg::~BuildGUI_ShellDlg()
{
    // no need to delete child widgets, Qt does it all for us
}


//=================================================================================
// function : Init()
// purpose  :
//=================================================================================
void BuildGUI_ShellDlg::Init()
{
  /* init variables */
  myEditCurrentArgument = GroupShell->LineEdit1;
  GroupShell->LineEdit1->setReadOnly( true );
  
  myOkFacesAndShells = false;
  
  TColStd_MapOfInteger aMap;
  aMap.Add(GEOM_SHELL);
  aMap.Add(GEOM_FACE);
  globalSelection( aMap );

  /* signals and slots connections */
  connect(buttonOk, SIGNAL(clicked()), this, SLOT(ClickOnOk()));
  connect(buttonApply, SIGNAL(clicked()), this, SLOT(ClickOnApply()));

  connect(GroupShell->PushButton1, SIGNAL(clicked()), this, SLOT(SetEditCurrentArgument()));

  connect(((SalomeApp_Application*)(SUIT_Session::session()->activeApplication()))->selectionMgr(), 
	  SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument())) ;

  initName(tr("GEOM_SHELL").toLatin1().constData());
}


//=================================================================================
// function : ClickOnOk()
// purpose  :
//=================================================================================
void BuildGUI_ShellDlg::ClickOnOk()
{
  if ( ClickOnApply() )
    ClickOnCancel();
}


//=================================================================================
// function : ClickOnApply()
// purpose  :
//=================================================================================
bool BuildGUI_ShellDlg::ClickOnApply()
{
  if ( !onAccept() )
    return false;

  initName();
  return true;
}


//=================================================================================
// function : SelectionIntoArgument()
// purpose  : Called when selection as changed or other case
//=================================================================================
void BuildGUI_ShellDlg::SelectionIntoArgument()
{
  myEditCurrentArgument->setText( "" );
  QString aString;

  myOkFacesAndShells = false;
  int nbSel = GEOMBase::GetNameOfSelectedIObjects( selectedIO(), aString, true );
  if ( nbSel == 0 )
    return;
  if ( nbSel != 1 )
    aString = QString( "%1_objects ").arg( nbSel );

  GEOMBase::ConvertListOfIOInListOfGO( selectedIO(),  myFacesAndShells, true );
  if ( !myFacesAndShells.length() )
    return;

  myEditCurrentArgument->setText( aString );
  myOkFacesAndShells = true;
}


//=================================================================================
// function : SetEditCurrentArgument()
// purpose  :
//=================================================================================
void BuildGUI_ShellDlg::SetEditCurrentArgument()
{
  QPushButton* send = (QPushButton*)sender();
  if (send != GroupShell->PushButton1)
    return;

  TColStd_MapOfInteger aMap;
  aMap.Add(GEOM_SHELL);
  aMap.Add(GEOM_FACE);
  globalSelection( aMap );
  myEditCurrentArgument = GroupShell->LineEdit1;

  myEditCurrentArgument->setFocus();
  SelectionIntoArgument();
}


//=================================================================================
// function : ActivateThisDialog()
// purpose  :
//=================================================================================
void BuildGUI_ShellDlg::ActivateThisDialog()
{
  GEOMBase_Skeleton::ActivateThisDialog();
  connect(((SalomeApp_Application*)(SUIT_Session::session()->activeApplication()))->selectionMgr(), 
	  SIGNAL(currentSelectionChanged()), this, SLOT(SelectionIntoArgument())) ;
  TColStd_MapOfInteger aMap;
  aMap.Add(GEOM_SHELL);
  aMap.Add(GEOM_FACE);
  globalSelection( aMap );
}


//=================================================================================
// function : enterEvent()
// purpose  :
//=================================================================================
void BuildGUI_ShellDlg::enterEvent(QEvent* e)
{
  if ( !GroupConstructors->isEnabled() )
    ActivateThisDialog();
}

//=================================================================================
// function : createOperation
// purpose  :
//=================================================================================
GEOM::GEOM_IOperations_ptr BuildGUI_ShellDlg::createOperation()
{
  return getGeomEngine()->GetIShapesOperations( getStudyId() );
}

//=================================================================================
// function : isValid
// purpose  :
//=================================================================================
bool BuildGUI_ShellDlg::isValid( QString& )
{
  return myOkFacesAndShells;
}

//=================================================================================
// function : execute
// purpose  :
//=================================================================================
bool BuildGUI_ShellDlg::execute( ObjectList& objects )
{
  GEOM::GEOM_Object_var anObj;

  anObj = GEOM::GEOM_IShapesOperations::_narrow(
    getOperation() )->MakeShell( myFacesAndShells );

  if ( !anObj->_is_nil() )
    objects.push_back( anObj._retn() );

  return true;
}