1 // Copyright (C) 2012-2015 ALNEOS
2 // Copyright (C) 2016-2019 EDF R&D
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License.
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 // See http://www.alneos.com/ or email : contact@alneos.fr
20 #include "GMSHPluginGUI_HypothesisCreator.h"
22 #include <SMESHGUI_Utils.h>
23 #include <SMESHGUI_HypothesesUtils.h>
24 #include <SMESHGUI_SpinBox.h>
25 #include <GeomSelectionTools.h>
27 #include CORBA_SERVER_HEADER(GMSHPlugin_Algorithm)
29 #include <SUIT_Session.h>
30 #include <SUIT_ResourceMgr.h>
32 #include <SalomeApp_Tools.h>
33 #include <LightApp_SelectionMgr.h>
34 #include <SALOME_ListIO.hxx>
44 #include <QTableWidget>
45 #include <QHeaderView>
46 #include <QPushButton>
95 GMSHPluginGUI_HypothesisCreator::GMSHPluginGUI_HypothesisCreator( const QString& theHypType )
96 : SMESHGUI_GenericHypothesisCreator( theHypType )
98 myGeomSelectionTools = NULL;
99 myCompoundSet.clear();
100 myIs2D = ( theHypType.endsWith("2D"));
103 GMSHPluginGUI_HypothesisCreator::~GMSHPluginGUI_HypothesisCreator()
107 bool GMSHPluginGUI_HypothesisCreator::checkParams(QString& msg) const
109 GmshHypothesisData data_old, data_new;
110 readParamsFromHypo( data_old );
111 readParamsFromWidgets( data_new );
112 bool res = storeParamsToHypo( data_new );
113 msg = data_new.myErrorMsg;
114 storeParamsToHypo( data_old );
118 QFrame* GMSHPluginGUI_HypothesisCreator::buildFrame()
120 QFrame* fr = new QFrame( 0 );
121 fr->setObjectName( "myframe" );
122 QVBoxLayout* lay = new QVBoxLayout( fr );
124 lay->setSpacing( 0 );
126 QTabWidget* tab = new QTabWidget( fr );
127 tab->setTabShape( QTabWidget::Rounded );
128 tab->setTabPosition( QTabWidget::North );
129 lay->addWidget( tab );
130 QWidget* GroupC1 = new QWidget();
131 tab->insertTab( 0, GroupC1, tr( "SMESH_ARGUMENTS" ) );
133 QGridLayout* aGroupLayout = new QGridLayout( GroupC1 );
134 aGroupLayout->setSpacing( 6 );
135 aGroupLayout->setMargin( 11 );
141 aGroupLayout->addWidget( new QLabel( tr( "SMESH_NAME" ), GroupC1 ), row, 0 );
142 myName = new QLineEdit( GroupC1 );
143 myName->setMinimumWidth(160);
144 aGroupLayout->addWidget( myName, row, 1 );
148 aGroupLayout->addWidget( new QLabel( tr( "GMSH_2D_ALGO" ), GroupC1 ), row, 0 );
149 my2DAlgo = new QComboBox( GroupC1 );
150 QStringList types2DAlgo;
151 types2DAlgo << tr( "GMSH_AUTOMATIC" ) << tr( "GMSH_MESH_ADAPT" ) << tr( "GMSH_DELAUNAY" ) <<
152 tr( "GMSH_FRONTAL" ) << tr( "GMSH_DELAUNAY_FOR_QUAD" ) << tr( "GMSH_PACKING_OF_PARALLELOGRAMS" );
153 my2DAlgo->addItems( types2DAlgo );
154 aGroupLayout->addWidget( my2DAlgo, row, 1 );
160 aGroupLayout->addWidget( new QLabel( tr( "GMSH_3D_ALGO" ), GroupC1 ), row, 0 );
161 my3DAlgo = new QComboBox( GroupC1 );
162 QStringList types3DAlgo;
163 types3DAlgo << tr( "GMSH_FRONTAL_DELAUNAY" ) << tr( "GMSH_FRONTAL_HEX" ) << tr( "GMSH_MMG3D" ) <<
165 my3DAlgo->addItems( types3DAlgo );
166 aGroupLayout->addWidget( my3DAlgo, row, 1 );
170 aGroupLayout->addWidget( new QLabel( tr( "GMSH_2D_RECOMB_ALGO" ), GroupC1 ), row, 0 );
171 myRecomb2DAlgo = new QComboBox( GroupC1 );
172 QStringList typesRecomb2DAlgo;
173 typesRecomb2DAlgo << tr( "GMSH_STANDARD" ) << tr( "GMSH_BLOSSOM" );
174 myRecomb2DAlgo->addItems( typesRecomb2DAlgo );
175 aGroupLayout->addWidget( myRecomb2DAlgo, row, 1 );
178 myRecombineAll = new QCheckBox( tr( "GMSH_RECOMBINE_ALL" ), GroupC1 );
179 aGroupLayout->addWidget( myRecombineAll, row, 0 );
182 aGroupLayout->addWidget( new QLabel( tr( "GMSH_SUBDIV_ALGO" ), GroupC1 ), row, 0 );
183 mySubdivAlgo = new QComboBox( GroupC1 );
184 QStringList typesSubdivAlgo;
185 typesSubdivAlgo << tr( "GMSH_NONE" ) << tr( "GMSH_ALL_QUADS" ) << tr( "GMSH_ALL_HEXAS" );
186 mySubdivAlgo->addItems( typesSubdivAlgo );
187 aGroupLayout->addWidget( mySubdivAlgo, row, 1 );
190 aGroupLayout->addWidget( new QLabel( tr( "GMSH_REMESH_ALGO" ), GroupC1 ), row, 0 );
191 myRemeshAlgo = new QComboBox( GroupC1 );
192 QStringList typesRemeshAlgo;
193 typesRemeshAlgo << tr( "GMSH_NO_SPLIT" ) << tr( "GMSH_AUTO" ) << tr( "GMSH_AUTO_ONLY_WITH_METIS" );
194 myRemeshAlgo->addItems( typesRemeshAlgo );
195 aGroupLayout->addWidget( myRemeshAlgo, row, 1 );
198 aGroupLayout->addWidget( new QLabel( tr( "GMSH_REMESH_PARA" ), GroupC1 ), row, 0 );
199 myRemeshPara = new QComboBox( GroupC1 );
200 QStringList typesRemeshPara;
201 typesRemeshPara << tr( "GMSH_HARMONIC" ) << tr( "GMSH_CONFORMAL" ) << tr( "GMSH_RBF_HARMONIC" );
202 myRemeshPara->addItems( typesRemeshPara );
203 aGroupLayout->addWidget( myRemeshPara, row, 1 );
206 aGroupLayout->addWidget( new QLabel( tr( "GMSH_SMOOTHING_STEPS" ), GroupC1 ), row, 0 );
207 mySmouthSteps = new SMESHGUI_SpinBox( GroupC1 );
208 mySmouthSteps->RangeStepAndValidator( 1, 1000, 1, "length_precision" );
209 aGroupLayout->addWidget( mySmouthSteps, row, 1 );
212 aGroupLayout->addWidget( new QLabel( tr( "GMSH_SIZE_FACTOR" ), GroupC1 ), row, 0 );
213 mySizeFactor = new SMESHGUI_SpinBox( GroupC1 );
214 mySizeFactor->RangeStepAndValidator( 1e-06, 1e+06, 0.1, "length_precision" );
215 aGroupLayout->addWidget( mySizeFactor, row, 1 );
218 aGroupLayout->addWidget( new QLabel( tr( "GMSH_MIN_SIZE" ), GroupC1 ), row, 0 );
219 myMinSize = new SMESHGUI_SpinBox( GroupC1 );
220 myMinSize->RangeStepAndValidator( 0.0, 1e+22, 1., "length_precision" );
221 aGroupLayout->addWidget( myMinSize, row, 1 );
224 aGroupLayout->addWidget( new QLabel( tr( "GMSH_MAX_SIZE" ), GroupC1 ), row, 0 );
225 myMaxSize = new SMESHGUI_SpinBox( GroupC1 );
226 myMaxSize->RangeStepAndValidator( 0.0, 1e+22, 1e+21, "length_precision" );
227 aGroupLayout->addWidget( myMaxSize, row, 1 );
230 mySecondOrder = new QCheckBox( tr( "GMSH_SECOND_ORDER" ), GroupC1 );
231 aGroupLayout->addWidget( mySecondOrder, row, 0 );
233 myUseIncomplElem = new QCheckBox( tr( "GMSH_USE_INCOMPLETE_ELEMENT" ), GroupC1 );
234 aGroupLayout->addWidget( myUseIncomplElem, row, 1 );
237 connect( mySecondOrder, SIGNAL( toggled( bool ) ), this, SLOT( updateWidgets() ) );
240 QWidget* compoundGroup = new QWidget();
241 tab->insertTab(1, compoundGroup, tr("GMSH_COMPOUND"));
243 myCompoundTable = new QTableWidget(0, 2, compoundGroup);
244 QGridLayout* compoundLayout = new QGridLayout(compoundGroup);
245 compoundLayout->addWidget(myCompoundTable, 1, 0, 8, 1);
247 QStringList compoundHeaders;
248 compoundHeaders << tr( "GMSH_COMPOUND_ENTRY_COLUMN" ) << tr( "GMSH_COMPOUND_NAME_COLUMN" );
249 myCompoundTable->setHorizontalHeaderLabels(compoundHeaders);
250 myCompoundTable->horizontalHeader()->hideSection(0);
251 myCompoundTable->horizontalHeader()->setSectionResizeMode(QHeaderView::Interactive);
252 myCompoundTable->resizeColumnToContents(1);
253 myCompoundTable->setAlternatingRowColors(true);
254 myCompoundTable->verticalHeader()->hide();
256 QPushButton* addCompoundButton = new QPushButton(tr("GMSH_COMPOUND_ADD"), compoundGroup);
257 compoundLayout->addWidget(addCompoundButton, 1, 1, 1, 1);
258 QFrame *line2 = new QFrame(compoundGroup);
260 line2->setFrameShape(QFrame::HLine);
261 line2->setFrameShadow(QFrame::Sunken);
262 compoundLayout->addWidget(line2, 2, 1, 1, 1);
264 QPushButton* removeButton = new QPushButton(tr("GMSH_COMPOUND_REMOVE"), compoundGroup);
265 compoundLayout->addWidget(removeButton, 3, 1, 1, 1);
267 connect( addCompoundButton, SIGNAL(clicked()), this, SLOT(onAddCompound()));
268 connect( removeButton, SIGNAL(clicked()), this, SLOT(onRemoveCompound()));
273 void GMSHPluginGUI_HypothesisCreator::updateWidgets()
275 myUseIncomplElem->setEnabled(mySecondOrder->isChecked());
278 void GMSHPluginGUI_HypothesisCreator::onAddCompound()
280 GMSHPlugin::GMSHPlugin_Hypothesis_var h = GMSHPlugin::GMSHPlugin_Hypothesis::_narrow(initParamsHypothesis());
281 GeomSelectionTools* geomSelectionTools = getGeomSelectionTools();
282 LightApp_SelectionMgr* mySel = geomSelectionTools->selectionMgr();
283 SALOME_ListIO ListSelectedObjects;
284 mySel->selectedObjects(ListSelectedObjects, NULL, false );
285 SALOME_ListIteratorOfListIO Object_It(ListSelectedObjects);
286 for ( ; Object_It.More() ; Object_It.Next())
288 Handle(SALOME_InteractiveObject) anObject = Object_It.Value();
289 std::string entry, shapeName;
290 entry = geomSelectionTools->getEntryOfObject(anObject);
291 shapeName = anObject->getName();
292 TopAbs_ShapeEnum shapeType;
293 shapeType = geomSelectionTools->entryToShapeType(entry);
294 if ((shapeType == TopAbs_SHAPE) || (shapeType != TopAbs_EDGE && shapeType != TopAbs_FACE))
296 myCompoundTable->setFocus();
298 shapeEntry = QString::fromStdString(entry);
299 if (myCompoundSet.contains(shapeEntry))
301 int row = myCompoundTable->rowCount() ;
302 myCompoundTable->setRowCount(row+1);
303 myCompoundTable->setItem(row, 0, new QTableWidgetItem(shapeEntry));
304 myCompoundTable->item(row, 0 )->setFlags(0);
305 myCompoundTable->setItem(row, 1, new QTableWidgetItem(QString::fromStdString(shapeName)));
306 myCompoundTable->item(row, 1 )->setFlags(Qt::ItemIsSelectable|Qt::ItemIsEnabled);
307 myCompoundTable->resizeColumnToContents(1);
308 myCompoundTable->clearSelection();
309 myCompoundTable->scrollToItem( myCompoundTable->item( row, 1 ) );
310 myCompoundSet.insert(shapeEntry);
311 myCompoundToRemove.remove(shapeEntry);
315 void GMSHPluginGUI_HypothesisCreator::onRemoveCompound()
317 QList<int> selectedRows;
318 QList<QTableWidgetItem*> selected = myCompoundTable->selectedItems();
319 QTableWidgetItem* item;
321 foreach(item, selected)
324 if (!selectedRows.contains(row))
325 selectedRows.append( row );
327 qSort( selectedRows );
328 QListIterator<int> it( selectedRows );
330 while (it.hasPrevious())
333 QString entry = myCompoundTable->item(row,0)->text();
334 if (myCompoundSet.contains(entry))
336 myCompoundSet.remove(entry);
337 myCompoundToRemove.insert(entry);
339 myCompoundTable->removeRow(row );
341 myCompoundTable->resizeColumnToContents(1);
344 void GMSHPluginGUI_HypothesisCreator::retrieveParams() const
346 GmshHypothesisData data;
347 readParamsFromHypo( data );
350 myName->setText( data.myName );
351 my2DAlgo->setCurrentIndex( data.my2DAlgo );
353 my3DAlgo->setCurrentIndex( data.my3DAlgo );
354 myRecomb2DAlgo->setCurrentIndex( data.myRecomb2DAlgo );
355 if ( myRecombineAll )
356 myRecombineAll->setChecked( data.myRecombineAll );
358 mySubdivAlgo->setCurrentIndex( data.mySubdivAlgo );
359 myRemeshAlgo->setCurrentIndex( data.myRemeshAlgo);
360 myRemeshPara->setCurrentIndex( data.myRemeshPara);
361 if(data.mySmouthStepsVar.isEmpty())
362 mySmouthSteps->setValue( data.mySmouthSteps );
364 mySmouthSteps->setText( data.mySmouthStepsVar );
365 if(data.mySizeFactorVar.isEmpty())
366 mySizeFactor->setValue( data.mySizeFactor );
368 mySizeFactor->setText( data.mySizeFactorVar );
369 if(data.myMaxSizeVar.isEmpty())
370 myMaxSize->setValue( data.myMaxSize );
372 myMaxSize->setText( data.myMaxSizeVar );
373 if(data.myMinSizeVar.isEmpty())
374 myMinSize->setValue( data.myMinSize );
376 myMinSize->setText( data.myMinSizeVar );
378 mySecondOrder->setChecked( data.mySecondOrder );
379 if ( myUseIncomplElem )
380 myUseIncomplElem->setChecked( data.myUseIncomplElem );
382 GMSHPluginGUI_HypothesisCreator* that = (GMSHPluginGUI_HypothesisCreator*)this;
383 that->updateWidgets();
385 GeomSelectionTools* geomSelectionTools = that->getGeomSelectionTools();
386 for (QSet<QString>::const_iterator i = myCompoundSet.begin(); i != myCompoundSet.end(); ++i)
388 const QString entry = *i;
389 std::string shapeName = geomSelectionTools->getNameFromEntry(entry.toStdString());
390 int row = myCompoundTable->rowCount();
391 myCompoundTable->setRowCount(row+1);
392 myCompoundTable->setItem(row, 0, new QTableWidgetItem(entry));
393 myCompoundTable->item(row, 0)->setFlags(0);
394 myCompoundTable->setItem(row, 1, new QTableWidgetItem(QString::fromStdString(shapeName)));
395 myCompoundTable->item(row, 1)->setFlags(Qt::ItemIsSelectable|Qt::ItemIsEnabled);
397 myCompoundTable->resizeColumnToContents(1);
400 QString GMSHPluginGUI_HypothesisCreator::storeParams() const
402 GmshHypothesisData data;
403 readParamsFromWidgets( data );
404 storeParamsToHypo( data );
406 QString valStr = tr("GMSH_MAX_SIZE") + " = " + QString::number( data.myMaxSize ) + "; ";
407 valStr += tr("GMSH_MIN_SIZE") + " = " + QString::number( data.myMinSize ) + "; ";
408 if ( data.mySecondOrder )
409 valStr += tr("GMSH_SECOND_ORDER") + "; ";
414 bool GMSHPluginGUI_HypothesisCreator::readParamsFromHypo( GmshHypothesisData& h_data ) const
416 GMSHPlugin::GMSHPlugin_Hypothesis_var h =
417 GMSHPlugin::GMSHPlugin_Hypothesis::_narrow( initParamsHypothesis() );
419 HypothesisData* data = SMESH::GetHypothesisData( hypType() );
420 h_data.myName = isCreation() && data ? data->Label : "";
422 h_data.my2DAlgo = (int) h->Get2DAlgo();
424 h_data.my3DAlgo = (int) h->Get3DAlgo();
425 h_data.myRecomb2DAlgo = (int) h->GetRecomb2DAlgo();
426 h_data.myRecombineAll = h->GetRecombineAll();
427 h_data.mySubdivAlgo = (int) h->GetSubdivAlgo();
428 h_data.myRemeshAlgo = (int) h->GetRemeshAlgo();
429 h_data.myRemeshPara = (int) h->GetRemeshPara();
430 h_data.mySmouthSteps = h->GetSmouthSteps();
431 h_data.mySizeFactor = h->GetSizeFactor();
432 h_data.myMinSize = h->GetMinSize();
433 h_data.myMaxSize = h->GetMaxSize();
434 h_data.mySmouthStepsVar = getVariableName("SmouthSteps");
435 h_data.mySizeFactorVar = getVariableName("SizeFactor");
436 h_data.myMinSizeVar = getVariableName("SetMinSize");
437 h_data.myMaxSizeVar = getVariableName("SetMaxSize");
438 h_data.mySecondOrder = h->GetSecondOrder();
439 h_data.myUseIncomplElem = h->GetUseIncomplElem();
441 GMSHPluginGUI_HypothesisCreator* that = (GMSHPluginGUI_HypothesisCreator*)this;
442 GMSHPlugin::string_array_var myEntries = h->GetCompoundOnEntries();
443 for ( CORBA::ULong i=0 ; i<myEntries->length() ; i++ )
445 QString entry = myEntries[i].in();
446 that->myCompoundSet.insert(entry);
452 bool GMSHPluginGUI_HypothesisCreator::storeParamsToHypo( const GmshHypothesisData& h_data ) const
454 GMSHPlugin::GMSHPlugin_Hypothesis_var h =
455 GMSHPlugin::GMSHPlugin_Hypothesis::_narrow( hypothesis() );
461 SMESH::SetName( SMESH::FindSObject( h ), h_data.myName.toLatin1().data() );
463 h->Set2DAlgo( h_data.my2DAlgo );
465 h->Set3DAlgo( h_data.my3DAlgo );
466 h->SetRecomb2DAlgo( h_data.myRecomb2DAlgo );
467 h->SetRecombineAll( h_data.myRecombineAll );
468 h->SetSubdivAlgo( h_data.mySubdivAlgo );
469 h->SetRemeshAlgo( h_data.myRemeshAlgo );
470 h->SetRemeshPara( h_data.myRemeshPara );
471 h->SetSmouthSteps( h_data.mySmouthSteps );
472 h->SetSizeFactor( h_data.mySizeFactor );
473 h->SetMinSize( h_data.myMinSize );
474 h->SetMaxSize( h_data.myMaxSize );
475 h->SetVarParameter( h_data.mySmouthStepsVar.toLatin1().constData(), "SmouthSteps");
476 h->SetVarParameter( h_data.mySizeFactorVar.toLatin1().constData(), "SizeFactor");
477 h->SetVarParameter( h_data.myMinSizeVar.toLatin1().constData(), "SetMinSize");
478 h->SetVarParameter( h_data.myMaxSizeVar.toLatin1().constData(), "SetMaxSize");
479 h->SetSecondOrder( h_data.mySecondOrder );
480 h->SetUseIncomplElem( h_data.myUseIncomplElem );
481 h->SetIs2d( myIs2D );
483 QString mainEntry = getMainShapeEntry();
484 for (QSet<QString>::const_iterator i = myCompoundSet.begin(); i != myCompoundSet.end(); ++i)
487 if ( myCompoundToRemove.contains( entry ))
489 if ( !mainEntry.isEmpty() && !entry.startsWith( mainEntry ))
491 h_data.myErrorMsg = "Compound group is not defined on the main geometry";
495 h->SetCompoundOnEntry(entry.toLatin1().constData());
497 for (QSet<QString>::const_iterator i = myCompoundToRemove.begin(); i != myCompoundToRemove.end(); ++i)
499 const QString entry = *i;
500 h->UnsetCompoundOnEntry(entry.toLatin1().constData());
503 catch(const SALOME::SALOME_Exception& ex)
505 SalomeApp_Tools::QtCatchCorbaException(ex);
511 bool GMSHPluginGUI_HypothesisCreator::readParamsFromWidgets( GmshHypothesisData& h_data ) const
513 h_data.myName = myName ? myName->text() : "";
514 h_data.my2DAlgo = my2DAlgo->currentIndex();
516 h_data.my3DAlgo = my3DAlgo->currentIndex();
517 h_data.myRecomb2DAlgo = myRecomb2DAlgo->currentIndex();
518 h_data.myRecombineAll = myRecombineAll->isChecked();
519 h_data.mySubdivAlgo = mySubdivAlgo->currentIndex();
520 h_data.myRemeshAlgo = myRemeshAlgo->currentIndex();
521 h_data.myRemeshPara = myRemeshPara->currentIndex();
522 h_data.mySmouthSteps = mySmouthSteps->value();
523 h_data.mySizeFactor = mySizeFactor->value();
524 h_data.myMinSize = myMinSize->value();
525 h_data.myMaxSize = myMaxSize->value();
526 h_data.mySmouthStepsVar = mySmouthSteps->text();
527 h_data.mySizeFactorVar = mySizeFactor->text();
528 h_data.myMinSizeVar = myMinSize->text();
529 h_data.myMaxSizeVar = myMaxSize->text();
530 h_data.mySecondOrder = mySecondOrder->isChecked();
531 h_data.myUseIncomplElem = myUseIncomplElem->isChecked();
533 // ne semble pas utile dans la mesure ou myCompoundSet n'a pas besoin d'etre modifier
535 GMSHPluginGUI_HypothesisCreator* that = (GMSHPluginGUI_HypothesisCreator*)this;
536 int nbRows = myCompoundTable->rowCount();
537 for(int row=0 ; row < nbRows ; row++)
539 QString entry = myLocalSizeTable->item(row, 1)->text();
540 that->myCompoundSet.insert(entry);
546 // on ne modifie rien à partir de là
548 GeomSelectionTools* GMSHPluginGUI_HypothesisCreator::getGeomSelectionTools()
550 if (myGeomSelectionTools == NULL) {
551 myGeomSelectionTools = new GeomSelectionTools();
553 return myGeomSelectionTools;
556 QString GMSHPluginGUI_HypothesisCreator::caption() const
558 return tr( QString( "GMSH_%1_TITLE" ).arg(myIs2D?QString("2D"):QString("3D")).toLatin1().data() );
561 QPixmap GMSHPluginGUI_HypothesisCreator::icon() const
563 QString hypIconName = tr( QString("ICON_DLG_GMSH_PARAMETERS%1").arg(myIs2D?QString("_2D"):QString("")).toLatin1().data() );
564 return SUIT_Session::session()->resourceMgr()->loadPixmap( "GMSHPlugin", hypIconName );
567 QString GMSHPluginGUI_HypothesisCreator::type() const
569 return tr( QString( "GMSH_%1_HYPOTHESIS" ).arg(myIs2D?QString("2D"):QString("3D")).toLatin1().data() );
572 QString GMSHPluginGUI_HypothesisCreator::helpPage() const
574 return "gmsh_2d_3d_hypo_page.html";