--- /dev/null
+// Copyright (C) 2007-2021 CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// Copyright (C) 2003-2007 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, or (at your option) any later version.
+//
+// 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 : SMESHGUI_MakeNodeAtPointDlg.cxx
+// Author : Edward AGAPOV, Open CASCADE S.A.S.
+// SMESH includes
+//
+#include "SMESHGUI_RemoveNodeReconnectionDlg.h"
+
+#include "SMESHGUI.h"
+#include "SMESHGUI_IdValidator.h"
+#include "SMESHGUI_MeshUtils.h"
+#include "SMESHGUI_VTKUtils.h"
+#include "SMESHGUI_MeshEditPreview.h"
+
+#include <SMDS_Mesh.hxx>
+#include <SMESH_Actor.h>
+#include <SMESH_ActorUtils.h>
+#include <SMESH_LogicalFilter.hxx>
+
+// SALOME GUI includes
+#include <LightApp_SelectionMgr.h>
+#include <SALOME_ListIO.hxx>
+#include <SUIT_Desktop.h>
+#include <SVTK_ViewModel.h>
+#include <SVTK_ViewWindow.h>
+#include <SalomeApp_Tools.h>
+#include <SalomeApp_TypeFilter.h>
+#include <SUIT_ResourceMgr.h>
+#include <SUIT_OverrideCursor.h>
+#include <SUIT_MessageBox.h>
+
+// Qt includes
+#include <QApplication>
+#include <QGroupBox>
+#include <QGridLayout>
+#include <QHBoxLayout>
+#include <QVBoxLayout>
+#include <QLineEdit>
+#include <QPushButton>
+#include <QLabel>
+#include <QRadioButton>
+#include <QCheckBox>
+#include <QButtonGroup>
+
+// VTK includes
+#include <vtkProperty.h>
+
+// IDL includes
+#include <SALOMEconfig.h>
+#include CORBA_SERVER_HEADER(SMESH_Mesh)
+#include CORBA_SERVER_HEADER(SMESH_MeshEditor)
+
+#define SPACING 6
+#define MARGIN 11
+
+//=======================================================================
+/*!
+ * \brief Dialog to Remove a node with elements re-connection
+ */
+//=======================================================================
+
+SMESHGUI_RemoveNodeReconnectionDlg::SMESHGUI_RemoveNodeReconnectionDlg()
+ : SMESHGUI_Dialog( 0, false, true )
+{
+ setWindowTitle(tr("CAPTION"));
+
+ QVBoxLayout* aDlgLay = new QVBoxLayout (mainFrame());
+ aDlgLay->setMargin(0);
+ aDlgLay->setSpacing(SPACING);
+ myMainFrame = createMainFrame(mainFrame());
+
+ aDlgLay->addWidget(myMainFrame);
+
+ aDlgLay->setStretchFactor(myMainFrame, 1);
+}
+
+//=======================================================================
+// function : createMainFrame()
+// purpose : Create frame containing dialog's input fields
+//=======================================================================
+
+QWidget* SMESHGUI_RemoveNodeReconnectionDlg::createMainFrame (QWidget* theParent)
+{
+ QWidget* aFrame = new QWidget(theParent);
+
+ // Node to remove
+
+ myNodeToMoveGrp = new QGroupBox(tr("NODE_2REMOVE"), aFrame);
+ myNodeToMoveGrp->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
+ QLabel* idLabel = new QLabel(tr("NODE_2REMOVE_ID"), myNodeToMoveGrp);
+ myId = new QLineEdit(myNodeToMoveGrp);
+ myId->setValidator(new SMESHGUI_IdValidator(this, 1));
+
+ QGridLayout* myNodeToMoveGrpLayout = new QGridLayout(myNodeToMoveGrp);
+ myNodeToMoveGrpLayout->setSpacing(SPACING);
+ myNodeToMoveGrpLayout->setMargin(MARGIN);
+
+ myNodeToMoveGrpLayout->addWidget( idLabel, 0, 0 );
+ myNodeToMoveGrpLayout->addWidget( myId, 0, 2 );
+
+ // Preview
+
+ myPreviewChkBox = new QCheckBox( tr("PREVIEW"), aFrame);
+
+ QVBoxLayout* aLay = new QVBoxLayout(aFrame);
+ aLay->addWidget(myNodeToMoveGrp);
+ aLay->addWidget(myPreviewChkBox);
+
+ return aFrame;
+}
+
+//================================================================================
+/*!
+ * \brief Constructor
+ */
+//================================================================================
+
+SMESHGUI_RemoveNodeReconnectionOp::SMESHGUI_RemoveNodeReconnectionOp()
+{
+ mySimulation = 0;
+ mySMESHGUI = 0;
+ myDlg = new SMESHGUI_RemoveNodeReconnectionDlg;
+ myFilter = 0;
+ myHelpFileName = "removing_nodes_and_elements.html#removing-nodes-reconnect-anchor";
+
+ myNoPreview = false;
+
+ // connect signals and slots
+ connect(myDlg->myId, SIGNAL (textChanged(const QString&)),SLOT(redisplayPreview()));
+ connect(myDlg->myPreviewChkBox, SIGNAL (toggled(bool)), SLOT(redisplayPreview()));
+ connect(myDlg->myId, SIGNAL (textChanged(const QString&)),SLOT(onTextChange(const QString&)));
+}
+
+//=======================================================================
+// function : startOperation()
+// purpose : Init dialog fields, connect signals and slots, show dialog
+//=======================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::startOperation()
+{
+ myNoPreview = false;
+ myMeshActor = 0;
+
+ // init simulation with a current View
+ if ( mySimulation ) delete mySimulation;
+ mySMESHGUI = getSMESHGUI();
+ mySimulation = new SMESHGUI_MeshEditPreview(SMESH::GetViewWindow( mySMESHGUI ) );
+ connect(mySMESHGUI, SIGNAL (SignalActivatedViewManager()), this, SLOT(onOpenView()));
+ connect(mySMESHGUI, SIGNAL (SignalCloseView()), this, SLOT(onCloseView()));
+ vtkProperty* aProp = vtkProperty::New();
+ aProp->SetRepresentationToWireframe();
+ aProp->SetColor(250, 0, 250);
+ aProp->SetPointSize(5);
+ aProp->SetLineWidth( SMESH::GetFloat("SMESH:element_width",1) + 1);
+ mySimulation->GetActor()->SetProperty(aProp);
+ aProp->Delete();
+
+ // SalomeApp_TypeFilter depends on a current study
+ if ( myFilter ) delete myFilter;
+ // QList<SUIT_SelectionFilter*> filters;
+ // filters.append( new SalomeApp_TypeFilter((SalomeApp_Study*)study(), "SMESH" ));
+ // myFilter = new SMESH_LogicalFilter( filters, SMESH_LogicalFilter::LO_OR );
+
+ // IPAL19360
+ SMESHGUI_SelectionOp::startOperation(); // this method should be called only after filter creation
+ myDlg->myId->setText("");
+
+ myDlg->show();
+
+ onSelectionDone(); // init myMeshActor
+}
+
+//================================================================================
+/*!
+ * \brief Stops operation
+ */
+//================================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::stopOperation()
+{
+ myNoPreview = true;
+ if ( mySimulation )
+ {
+ mySimulation->SetVisibility(false);
+ delete mySimulation;
+ mySimulation = 0;
+ }
+ if ( myMeshActor ) {
+ myMeshActor = 0;
+ }
+ SMESH::SetPointRepresentation( false );
+ SMESH::RepaintCurrentView();
+
+ disconnect(mySMESHGUI, SIGNAL (SignalActivatedViewManager()), this, SLOT(onOpenView()));
+ disconnect(mySMESHGUI, SIGNAL (SignalCloseView()), this, SLOT(onCloseView()));
+ //selectionMgr()->removeFilter( myFilter );
+ SMESHGUI_SelectionOp::stopOperation();
+}
+
+//================================================================================
+/*!
+ * \brief perform it's intention action: move or create a node
+ */
+//================================================================================
+
+bool SMESHGUI_RemoveNodeReconnectionOp::onApply()
+{
+ if( SMESHGUI::isStudyLocked() )
+ return false;
+
+ if ( !myMeshActor ) {
+ SUIT_MessageBox::warning( dlg(), tr( "SMESH_WRN_WARNING" ), tr("INVALID_MESH") );
+ dlg()->show();
+ return false;
+ }
+
+ QString msg;
+ if ( !isValid( msg ) ) { // node id is invalid
+ if ( !msg.isEmpty() )
+ SUIT_MessageBox::warning( dlg(), tr( "SMESH_WRN_WARNING" ), tr("INVALID_ID") );
+ dlg()->show();
+ return false;
+ }
+
+ try {
+ SMESH::SMESH_Mesh_var aMesh = SMESH::GetMeshByIO( myMeshActor->getIO() );
+ if ( aMesh->_is_nil() )
+ {
+ SUIT_MessageBox::information(SMESHGUI::desktop(), tr("SMESH_ERROR"), tr("SMESHG_NO_MESH") );
+ return true;
+ }
+ SMESH::SMESH_MeshEditor_var aMeshEditor = aMesh->GetMeshEditor();
+ if ( aMeshEditor->_is_nil() )
+ return true;
+
+ bool ok;
+ int anId = myDlg->myId->text().toInt( &ok );
+ myDlg->myId->setText( "" );
+
+ aMeshEditor->RemoveNodeWithReconnection( anId );
+
+ SALOME_ListIO aList;
+ selectionMgr()->setSelectedObjects(aList,false);
+ aList.Append( myMeshActor->getIO() );
+ selectionMgr()->setSelectedObjects(aList,false);
+ SMESH::UpdateView();
+ SMESHGUI::Modified();
+
+ }
+ catch (const SALOME::SALOME_Exception& S_ex) {
+ SalomeApp_Tools::QtCatchCorbaException(S_ex);
+ }
+ catch (...) {
+ }
+
+ return true;
+}
+
+//================================================================================
+/*!
+ * \brief Check selected node id validity
+ */
+//================================================================================
+
+bool SMESHGUI_RemoveNodeReconnectionOp::isValid( QString& msg )
+{
+ bool ok = true;
+ if ( myMeshActor )
+ {
+ ok = false;
+ int id = myDlg->myId->text().toInt();
+ if ( id > 0 )
+ if ( SMDS_Mesh* aMesh = myMeshActor->GetObject()->GetMesh() )
+ ok = aMesh->FindNode( id );
+ if ( !ok )
+ msg += tr("INVALID_ID") + "\n";
+ }
+
+ return ok;
+}
+
+//================================================================================
+/*!
+ * \brief SLOT called when selection changed
+ */
+//================================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::onSelectionDone()
+{
+ if ( !myDlg->isVisible() || !myDlg->isEnabled() )
+ return;
+
+ myDlg->myId->setText("");
+ myNoPreview = true;
+ try
+ {
+ SALOME_ListIO aList;
+ selectionMgr()->selectedObjects( aList, SVTK_Viewer::Type() );
+ if ( aList.Extent() != 1)
+ return;
+ Handle(SALOME_InteractiveObject) anIO = aList.First();
+ myMeshActor = SMESH::FindActorByEntry( anIO->getEntry() );
+
+ QString aString;
+ int nbElems = SMESH::GetNameOfSelectedElements( selector(), anIO, aString );
+ if ( nbElems == 1 )
+ myDlg->myId->setText( aString );
+
+ } catch (...) {
+ }
+
+ myNoPreview = false;
+ redisplayPreview();
+}
+
+//================================================================================
+/*!
+ * \brief update preview
+ */
+//================================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::redisplayPreview()
+{
+ if ( myNoPreview )
+ return;
+ myNoPreview = true;
+
+ if ( !myMeshActor )
+ onSelectionDone();
+
+ SMESH::MeshPreviewStruct_var aMeshPreviewStruct;
+
+ QString msg;
+ if ( myMeshActor && isValid( msg ) && myDlg->myPreviewChkBox->isChecked() )
+ try {
+ SMESH::SMESH_Mesh_var aMesh = SMESH::GetMeshByIO( myMeshActor->getIO() );
+ if ( !aMesh->_is_nil() )
+ {
+ SMESH::SMESH_MeshEditor_var aPreviewer = aMesh->GetMeshEditPreviewer();
+ if (!aPreviewer->_is_nil())
+ {
+ int anId = myDlg->myId->text().toInt();
+ aPreviewer->RemoveNodeWithReconnection( anId );
+ aMeshPreviewStruct = aPreviewer->GetPreviewData();
+ }
+ }
+ }
+ catch (...) {
+ }
+
+ if (!mySimulation)
+ mySimulation = new SMESHGUI_MeshEditPreview(SMESH::GetViewWindow( mySMESHGUI ));
+
+ // display data
+ if ( & aMeshPreviewStruct.in() )
+ {
+ mySimulation->SetData( aMeshPreviewStruct.in() );
+ }
+ else
+ {
+ mySimulation->SetVisibility( false );
+ }
+
+ myNoPreview = false;
+}
+
+//=================================================================================
+/*!
+ * \brief SLOT called when the viewer opened
+ */
+//=================================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::onOpenView()
+{
+ if ( mySimulation )
+ {
+ mySimulation->SetVisibility( false );
+ SMESH::SetPointRepresentation( false );
+ }
+ else
+ {
+ mySimulation = new SMESHGUI_MeshEditPreview(SMESH::GetViewWindow( mySMESHGUI ));
+ }
+}
+
+//=================================================================================
+/*!
+ * \brief SLOT called when the viewer closed
+ */
+//=================================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::onCloseView()
+{
+ delete mySimulation;
+ mySimulation = 0;
+}
+
+//================================================================================
+/*!
+ * \brief SLOT called when the node id is manually changed
+ */
+//================================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::onTextChange( const QString& theText )
+{
+ if( myMeshActor )
+ {
+ if( SMDS_Mesh* aMesh = myMeshActor->GetObject()->GetMesh() )
+ {
+ Handle(SALOME_InteractiveObject) anIO = myMeshActor->getIO();
+ SALOME_ListIO aList;
+ aList.Append( anIO );
+ selectionMgr()->setSelectedObjects( aList, false );
+
+ if ( const SMDS_MeshNode* aNode = aMesh->FindNode( theText.toInt() ))
+ {
+ SVTK_TVtkIDsMap aListInd;
+ aListInd.Add( FromSmIdType<int>( aNode->GetID()) );
+ selector()->AddOrRemoveIndex( anIO, aListInd, false );
+ if( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( SMESHGUI::GetSMESHGUI() ) )
+ aViewWindow->highlight( anIO, true, true );
+ }
+ }
+ }
+}
+
+//================================================================================
+/*!
+ * \brief Activate Node selection
+ */
+//================================================================================
+
+void SMESHGUI_RemoveNodeReconnectionOp::activateSelection()
+{
+ selectionMgr()->clearFilters();
+ SMESH::SetPointRepresentation( true );
+ //selectionMgr()->installFilter( myFilter );
+ setSelectionMode( NodeSelection );
+}
+
+//================================================================================
+/*!
+ * \brief Destructor
+ */
+//================================================================================
+
+SMESHGUI_RemoveNodeReconnectionOp::~SMESHGUI_RemoveNodeReconnectionOp()
+{
+ if ( myDlg ) delete myDlg;
+ if ( mySimulation ) delete mySimulation;
+ if ( myFilter ) delete myFilter;
+}
+
+//================================================================================
+/*!
+ * \brief Gets dialog of this operation
+ * \retval LightApp_Dialog* - pointer to dialog of this operation
+ */
+//================================================================================
+
+LightApp_Dialog* SMESHGUI_RemoveNodeReconnectionOp::dlg() const
+{
+ return myDlg;
+}
+
