src/ModuleBase/ModuleBase_WidgetSelectionFilter.cpp

   1 // Copyright (C) 2014-2019  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "ModuleBase_WidgetSelectionFilter.h"
  21 #include "ModuleBase_Tools.h"
  22 #include "ModuleBase_IWorkshop.h"
  23 #include "ModuleBase_ISelectionActivate.h"
  24 #include "ModuleBase_IModule.h"
  25 #include "ModuleBase_IViewer.h"
  26 #include "ModuleBase_IPropertyPanel.h"
  27 #include "ModuleBase_PageWidget.h"
  28 #include "ModuleBase_WidgetMultiSelector.h"
  29 #include "ModuleBase_ResultPrs.h"
  30 #include "ModuleBase_WidgetFactory.h"
  31
  32 #include <ModelAPI_Session.h>
  33 #include <ModelAPI_AttributeSelectionList.h>
  34 #include <ModelAPI_Events.h>
  35 #include <ModelAPI_FiltersFactory.h>
  36 #include <ModelAPI_ResultBody.h>
  37 #include <GeomAPI_ShapeExplorer.h>
  38
  39 #include <Events_Loop.h>
  40 #include <Config_ValidatorReader.h>
  41
  42 #include <AIS_InteractiveContext.hxx>
  43 #include <StdSelect_BRepOwner.hxx>
  44 #include <TopoDS_Compound.hxx>
  45 #include <BRep_Builder.hxx>
  46 #include <TopExp_Explorer.hxx>
  47
  48 #include <QLayout>
  49 #include <QPushButton>
  50 #include <QLabel>
  51 #include <QComboBox>
  52 #include <QGroupBox>
  53 #include <QDialog>
  54 #include <QToolButton>
  55 #include <QCheckBox>
  56 #include <QDir>
  57
  58 FeaturePtr ModuleBase_WidgetSelectionFilter::SelectorFeature;
  59 std::string ModuleBase_WidgetSelectionFilter::AttributeId;
  60
  61
  62 GeomAPI_Shape::ShapeType selectionType(const QString& theType)
  63 {
  64   QString aType = theType.toUpper();
  65   if ((aType == "VERTEX") || (aType == "VERTICES"))
  66     return GeomAPI_Shape::VERTEX;
  67   else if ((aType == "EDGE") || (aType == "EDGES"))
  68     return GeomAPI_Shape::EDGE;
  69   else if ((aType == "WIRE") || (aType == "WIRES"))
  70     return GeomAPI_Shape::WIRE;
  71   else if ((aType == "FACE") || (aType == "FACES"))
  72     return GeomAPI_Shape::FACE;
  73   else if ((aType == "SHELL") || (aType == "SHELLS"))
  74     return GeomAPI_Shape::SHELL;
  75   else if ((aType == "SOLID") || (aType == "SOLIDS"))
  76     return GeomAPI_Shape::SOLID;
  77   else if ((aType == "COMPSOLID") || (aType == "COMPSOLIDS"))
  78     return GeomAPI_Shape::COMPSOLID;
  79   else if ((aType == "COMPOUND") || (aType == "COMPOUNDS"))
  80     return GeomAPI_Shape::COMPOUND;
  81   else
  82     return GeomAPI_Shape::SHAPE;
  83 }
  84
  85
  86 ModuleBase_FilterStarter::ModuleBase_FilterStarter(const std::string& theFeature,
  87   QWidget* theParent, ModuleBase_IWorkshop* theWorkshop)
  88   : QWidget(theParent),
  89   myFeatureName(theFeature),
  90   myWorkshop(theWorkshop)
  91 {
  92   QHBoxLayout* aMainLayout = new QHBoxLayout(this);
  93   ModuleBase_Tools::adjustMargins(aMainLayout);
  94
  95   aMainLayout->addStretch(1);
  96   QPushButton* aLaunchBtn = new QPushButton(tr("Selection by filters"), this);
  97   connect(aLaunchBtn, SIGNAL(clicked()), SLOT(onFiltersLaunch()));
  98   aMainLayout->addWidget(aLaunchBtn);
  99 }
 100
 101 void ModuleBase_FilterStarter::onFiltersLaunch()
 102 {
 103   static QString aHelpFileName = QString("FiltersPlugin") + QDir::separator() +
 104     QString("FiltersPlugin.html");
 105
 106   ModuleBase_Operation* aParentOp = myWorkshop->currentOperation();
 107   ModuleBase_OperationFeature* aFeatureOp = dynamic_cast<ModuleBase_OperationFeature*>(aParentOp);
 108   if (aFeatureOp)
 109     // Open transaction on filters operation finish
 110     aFeatureOp->openTransactionOnResume();
 111
 112   QWidget* aParent = parentWidget();
 113   ModuleBase_WidgetMultiSelector* aSelector =
 114     dynamic_cast<ModuleBase_WidgetMultiSelector*>(aParent);
 115   while (!aSelector) {
 116     aParent = aParent->parentWidget();
 117     aSelector = dynamic_cast<ModuleBase_WidgetMultiSelector*>(aParent);
 118   }
 119   if (!aSelector)
 120     return;
 121   ModuleBase_WidgetSelectionFilter::SelectorFeature = aSelector->feature();
 122   ModuleBase_WidgetSelectionFilter::AttributeId = aSelector->attributeID();
 123
 124   // Launch Filters operation
 125   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 126     (myWorkshop->module()->createOperation(myFeatureName));
 127
 128   AttributeSelectionListPtr aAttrList =
 129     ModuleBase_WidgetSelectionFilter::SelectorFeature->selectionList(
 130       ModuleBase_WidgetSelectionFilter::AttributeId);
 131   FiltersFeaturePtr aFilters = aAttrList->filters();
 132   if (aFilters.get())
 133     aFOperation->setFeature(aFilters);
 134   aFOperation->setHelpFileName(aHelpFileName);
 135   myWorkshop->processLaunchOperation(aFOperation);
 136 }
 137
 138 //*****************************************************************************
 139 //*****************************************************************************
 140 //*****************************************************************************
 141 ModuleBase_FilterItem::ModuleBase_FilterItem(
 142   const std::string& theFilter, ModuleBase_WidgetSelectionFilter* theParent)
 143   : QWidget(theParent->filtersWidget()), myFilterID(theFilter),
 144     mySelection(std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(theParent->feature()))
 145 {
 146   std::string aXmlString =
 147       ModelAPI_Session::get()->filters()->filter(theFilter)->xmlRepresentation();
 148   if (aXmlString.length() == 0)
 149     addItemRow(this);
 150   else {
 151     ModuleBase_WidgetFactory aFactory(aXmlString, theParent->workshop());
 152     Config_ValidatorReader aValidatorReader(aXmlString, true);
 153     aValidatorReader.setFeatureId(mySelection->getKind());
 154     aValidatorReader.readAll();
 155
 156     QVBoxLayout* aLayout = new QVBoxLayout(this);
 157     ModuleBase_Tools::zeroMargins(aLayout);
 158
 159     QWidget* aItemRow = new QWidget(this);
 160     addItemRow(aItemRow);
 161     aLayout->addWidget(aItemRow);
 162
 163     ModuleBase_PageWidget* aParamsWgt = new ModuleBase_PageWidget(this);
 164     aParamsWgt->setFrameStyle(QFrame::Box | QFrame::Raised);
 165     aFactory.createWidget(aParamsWgt);
 166     ModuleBase_Tools::zeroMargins(aParamsWgt->layout());
 167     myWidgets = aFactory.getModelWidgets();
 168     foreach(ModuleBase_ModelWidget* aWidget, myWidgets) {
 169       aWidget->setFeature(theParent->feature());
 170       connect(aWidget, SIGNAL(focusInWidget(ModuleBase_ModelWidget*)),
 171         theParent, SIGNAL(focusInWidget(ModuleBase_ModelWidget*)));
 172       connect(aWidget, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)),
 173         theParent, SIGNAL(focusOutWidget(ModuleBase_ModelWidget*)));
 174       connect(aWidget, SIGNAL(objectUpdated()), theParent, SLOT(onObjectUpdated()));
 175     }
 176     aLayout->addWidget(aParamsWgt);
 177   }
 178 }
 179
 180 void ModuleBase_FilterItem::addItemRow(QWidget* theParent)
 181 {
 182   QHBoxLayout* aLayout = new QHBoxLayout(theParent);
 183   ModuleBase_Tools::zeroMargins(aLayout);
 184
 185   // Reverse filter button
 186   myRevBtn = new QToolButton(theParent);
 187   myRevBtn->setCheckable(true);
 188   bool isReversed = mySelection->isReversed(myFilterID);
 189   myRevBtn->setChecked(isReversed);
 190   myRevBtn->setAutoRaise(true);
 191   if (isReversed)
 192     myRevBtn->setIcon(QIcon(":pictures/reverce.png"));
 193   else
 194     myRevBtn->setIcon(QIcon(":pictures/add.png"));
 195   myRevBtn->setToolTip(tr("Reverse the filter"));
 196   connect(myRevBtn, SIGNAL(toggled(bool)), SLOT(onReverse(bool)));
 197   aLayout->addWidget(myRevBtn);
 198
 199   const std::string& aFilterName = ModelAPI_Session::get()->filters()->filter(myFilterID)->name();
 200   aLayout->addWidget(new QLabel(aFilterName.c_str(), theParent), 1);
 201
 202   QToolButton* aDelBtn = new QToolButton(theParent);
 203   aDelBtn->setIcon(QIcon(":pictures/delete.png"));
 204   aDelBtn->setAutoRaise(true);
 205   aDelBtn->setToolTip(tr("Delete the filter"));
 206   connect(aDelBtn, SIGNAL(clicked(bool)), SLOT(onDelete()));
 207   aLayout->addWidget(aDelBtn);
 208 }
 209
 210 void ModuleBase_FilterItem::onReverse(bool theCheck)
 211 {
 212   mySelection->setReversed(myFilterID, theCheck);
 213   if (theCheck)
 214     myRevBtn->setIcon(QIcon(":pictures/reverce.png"));
 215   else
 216     myRevBtn->setIcon(QIcon(":pictures/add.png"));
 217   emit reversedItem(this);
 218 }
 219
 220 void ModuleBase_FilterItem::onDelete()
 221 {
 222   emit deleteItem(this);
 223 }
 224
 225
 226 //*****************************************************************************
 227 //*****************************************************************************
 228 //*****************************************************************************
 229 ModuleBase_WidgetSelectionFilter::ModuleBase_WidgetSelectionFilter(QWidget* theParent,
 230   ModuleBase_IWorkshop* theWorkshop, const Config_WidgetAPI* theData, bool theReadOnly)
 231   : ModuleBase_ModelWidget(theParent, theData),
 232   myWorkshop(theWorkshop),
 233   mySelectorFeature(ModuleBase_WidgetSelectionFilter::SelectorFeature),
 234   mySelectorAttribute(ModuleBase_WidgetSelectionFilter::AttributeId)
 235 {
 236   // Clear Old selection
 237     AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
 238     mySelectionType = selectionType(aAttrList->selectionType().c_str());
 239   if (!theReadOnly) {
 240     aAttrList->clear();
 241   }
 242
 243   // Define widgets
 244   QVBoxLayout* aMainLayout = new QVBoxLayout(this);
 245   ModuleBase_Tools::adjustMargins(aMainLayout);
 246
 247   QGroupBox* aFiltersGroup = new QGroupBox(tr("Filters"), this);
 248   QVBoxLayout* aGroupLayout = new QVBoxLayout(aFiltersGroup);
 249   aGroupLayout->setContentsMargins(0, 0, 0, 0);
 250   aGroupLayout->setSpacing(0);
 251
 252   myFiltersWgt = new QWidget();
 253   myFiltersLayout = new QVBoxLayout(myFiltersWgt);
 254   myFiltersLayout->setContentsMargins(0, 0, 0, 0);
 255   aGroupLayout->addWidget(myFiltersWgt);
 256
 257   myFiltersCombo = new QComboBox(aFiltersGroup);
 258   myFiltersCombo->addItem(tr("Add new filter..."));
 259   SessionPtr aSession = ModelAPI_Session::get();
 260   std::list<FilterPtr> allFilters =
 261     aSession->filters()->filters((GeomAPI_Shape::ShapeType) mySelectionType);
 262   QStringList aItems;
 263   std::list<FilterPtr>::const_iterator aIt;
 264   for (aIt = allFilters.cbegin(); aIt != allFilters.cend(); aIt++) {
 265     aItems.push_back((*aIt)->name().c_str());
 266   }
 267   myFiltersCombo->addItems(aItems);
 268   connect(myFiltersCombo, SIGNAL(currentIndexChanged(int)), SLOT(onAddFilter(int)));
 269
 270   aGroupLayout->addWidget(myFiltersCombo);
 271   aMainLayout->addWidget(aFiltersGroup);
 272
 273   // Select Button
 274   QWidget* aBtnWgt = new QWidget(this);
 275   QHBoxLayout* aBtnLayout = new QHBoxLayout(aBtnWgt);
 276   ModuleBase_Tools::adjustMargins(aBtnLayout);
 277
 278   aBtnLayout->addStretch(1);
 279
 280   mySelectBtn = new QPushButton(tr("Select"), aBtnWgt);
 281   connect(mySelectBtn, SIGNAL(clicked()), SLOT(onSelect()));
 282   aBtnLayout->addWidget(mySelectBtn);
 283
 284   aMainLayout->addWidget(aBtnWgt);
 285
 286   // Label widgets
 287   QWidget* aLblWgt = new QWidget(this);
 288   QHBoxLayout* aLblLayout = new QHBoxLayout(aLblWgt);
 289   ModuleBase_Tools::zeroMargins(aLblLayout);
 290
 291   aLblLayout->addWidget(new QLabel(tr("Number of selected objects:"), aLblWgt));
 292
 293   myNbLbl = new QLabel("0", aLblWgt);
 294   aLblLayout->addWidget(myNbLbl);
 295
 296   // Show only button
 297   myShowBtn = new QCheckBox(tr("Show only"), this);
 298   connect(myShowBtn, SIGNAL(toggled(bool)), SLOT(onShowOnly(bool)));
 299   aLblLayout->addWidget(myShowBtn);
 300
 301   aMainLayout->addWidget(aLblWgt);
 302
 303   aMainLayout->addStretch(1);
 304
 305   updateSelectBtn();
 306   if (theReadOnly) {
 307     myFiltersCombo->hide();
 308     mySelectBtn->hide();
 309     aLblWgt->hide();
 310     myShowBtn->hide();
 311   }
 312 }
 313
 314 ModuleBase_WidgetSelectionFilter::~ModuleBase_WidgetSelectionFilter()
 315 {
 316   myValues.clear();
 317   if (!myPreview.IsNull()) {
 318     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 319     aCtx->Remove(myPreview, false);
 320     myPreview.Nullify();
 321     if (myListIO.Size() > 0) {
 322       Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 323       AIS_ListOfInteractive::const_iterator aIt;
 324       Handle(AIS_Shape) aShapeIO;
 325       for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
 326         aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
 327         if (!aShapeIO.IsNull()) {
 328           aCtx->Display(aShapeIO, false);
 329           std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
 330           anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
 331           myWorkshop->applyCurrentSelectionModes(anAISObj);
 332         }
 333       }
 334       myListIO.Clear();
 335       myShowBtn->setChecked(false);
 336     }
 337     myWorkshop->viewer()->update();
 338   }
 339   SelectorFeature = FeaturePtr();
 340   AttributeId = "";
 341 }
 342
 343 void ModuleBase_WidgetSelectionFilter::onAddFilter(int theIndex)
 344 {
 345   if (theIndex == 0)
 346     return;
 347
 348   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
 349   std::list<FilterPtr> aFilters = aFactory->filters((GeomAPI_Shape::ShapeType) mySelectionType);
 350   FiltersFeaturePtr aFiltersFeature =
 351     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 352
 353   std::string aText = myFiltersCombo->itemText(theIndex).toStdString();
 354
 355   std::list<FilterPtr>::iterator aIt;
 356   int i;
 357   std::string aFilter;
 358   for (aIt = aFilters.begin(), i = 0; aIt != aFilters.cend(); i++, aIt++) {
 359     if (aText == (*aIt)->name()) {
 360       aFilter = aFactory->id(*aIt);
 361       break;
 362     }
 363   }
 364   aFiltersFeature->addFilter(aFilter);
 365   updateObject(myFeature);
 366
 367   QList<ModuleBase_FilterItem*> aList = itemsList();
 368   if (!aList.isEmpty() && (aList.last()->widgets().size() > 0))
 369     aList.last()->widgets().first()->emitFocusInWidget();
 370   else
 371     emitFocusInWidget();
 372 }
 373
 374 ModuleBase_FilterItem* ModuleBase_WidgetSelectionFilter::onAddFilter(const std::string& theFilter)
 375 {
 376   if (theFilter.length() == 0)
 377     return 0;
 378   ModuleBase_FilterItem* aItem = new ModuleBase_FilterItem(theFilter, this);
 379   connect(aItem, SIGNAL(deleteItem(ModuleBase_FilterItem*)),
 380     SLOT(onDeleteItem(ModuleBase_FilterItem*)));
 381   connect(aItem, SIGNAL(reversedItem(ModuleBase_FilterItem*)),
 382     SLOT(onReverseItem(ModuleBase_FilterItem*)));
 383   myFiltersLayout->addWidget(aItem);
 384
 385   updateSelectBtn();
 386   clearCurrentSelection(true);
 387   updateNumberSelected();
 388   return aItem;
 389 }
 390
 391 void ModuleBase_WidgetSelectionFilter::onDeleteItem(ModuleBase_FilterItem* theItem)
 392 {
 393   std::string aFilter = theItem->filter();
 394   QList<ModuleBase_ModelWidget*> aWidgets = theItem->widgets();
 395   foreach(ModuleBase_ModelWidget* aWgt, aWidgets) {
 396     aWgt->deactivate();
 397   }
 398   myFiltersLayout->removeWidget(theItem);
 399   theItem->deleteLater();
 400
 401   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
 402   if (!aFactory->filter(aFilter)->isMultiple()) {
 403     //myFilters.push_back(aFilter);
 404     myFiltersCombo->addItem(ModelAPI_Session::get()->filters()->filter(aFilter)->name().c_str());
 405   }
 406   FiltersFeaturePtr aFiltersFeature =
 407     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 408   aFiltersFeature->removeFilter(aFilter);
 409
 410   updateSelectBtn();
 411   clearCurrentSelection(true);
 412   updateNumberSelected();
 413
 414   myWorkshop->deactivateCurrentSelector();
 415   myWorkshop->selectionActivate()->updateSelectionModes();
 416   myWorkshop->selectionActivate()->updateSelectionFilters();
 417   redisplayFeature();
 418   emitFocusInWidget();
 419   updateObject(myFeature);
 420 }
 421
 422
 423 void ModuleBase_WidgetSelectionFilter::redisplayFeature()
 424 {
 425   static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 426   ModelAPI_EventCreator::get()->sendUpdated(myFeature, aDispEvent);
 427   Events_Loop::loop()->flush(aDispEvent);
 428 }
 429
 430 void ModuleBase_WidgetSelectionFilter::onReverseItem(ModuleBase_FilterItem* theItem)
 431 {
 432   updateSelectBtn();
 433   clearCurrentSelection(true);
 434   updateNumberSelected();
 435 }
 436
 437 void ModuleBase_WidgetSelectionFilter::onSelect()
 438 {
 439   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 440   if (aCtx.IsNull())
 441     return;
 442
 443   clearCurrentSelection();
 444
 445   BRep_Builder aBuilder;
 446   TopoDS_Compound aComp;
 447   aBuilder.MakeCompound(aComp);
 448
 449   DocumentPtr aDoc = myFeature->document();
 450   int aNb = aDoc->size(ModelAPI_ResultBody::group());
 451   ObjectPtr aObj;
 452   ResultBodyPtr aBody;
 453   GeomShapePtr aShape;
 454   for (int i = 0; i < aNb; i++) {
 455     aObj = aDoc->object(ModelAPI_ResultBody::group(), i);
 456     aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObj);
 457     GeomShapePtr aShape = aBody->shape();
 458     std::list<GeomShapePtr> aSubShapes =
 459       aShape->subShapes((GeomAPI_Shape::ShapeType)mySelectionType);
 460     TopTools_MapOfShape alreadyThere;
 461     std::list<GeomShapePtr>::const_iterator aShapesIt;
 462     for (aShapesIt = aSubShapes.cbegin(); aShapesIt != aSubShapes.cend(); aShapesIt++) {
 463       GeomShapePtr aShape = (*aShapesIt);
 464       TopoDS_Shape aTShape = aShape->impl<TopoDS_Shape>();
 465       if (!alreadyThere.Add(aTShape))
 466         continue;
 467       static SessionPtr aSession = ModelAPI_Session::get();
 468       bool isValid = aSession->filters()->isValid(myFeature, aBody, aShape);
 469       if (isValid) {
 470         aBuilder.Add(aComp, aTShape);
 471         ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj, aShape));
 472         myValues.append(aValue);
 473       }
 474     }
 475   }
 476
 477   if (myValues.size() > 0)
 478     updatePreview(aComp);
 479   updateNumberSelected();
 480   updateObject(myFeature);
 481   onShowOnly(myShowBtn->isChecked());
 482 }
 483
 484 void ModuleBase_WidgetSelectionFilter::updatePreview(const TopoDS_Shape& theShape)
 485 {
 486   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 487   if (aCtx.IsNull())
 488     return;
 489
 490   if (myPreview.IsNull()) {
 491     myPreview = new AIS_Shape(theShape);
 492     myPreview->SetDisplayMode(AIS_Shaded);
 493     myPreview->SetColor(Quantity_NOC_BLUE1);
 494     Handle(Prs3d_Drawer) aDrawer = myPreview->Attributes();
 495     if (aDrawer->HasOwnPointAspect()) {
 496       aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_O_STAR);
 497       aDrawer->PointAspect()->SetColor(Quantity_NOC_BLUE1);
 498       aDrawer->PointAspect()->SetScale(2.);
 499     }
 500     else
 501       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_O_STAR, Quantity_NOC_BLUE1, 2.));
 502     myPreview->SetTransparency();
 503     aCtx->Display(myPreview, true);
 504     aCtx->Deactivate(myPreview);
 505   }
 506   else {
 507     myPreview->Set(theShape);
 508     aCtx->Redisplay(myPreview, true);
 509   }
 510 }
 511
 512
 513 void ModuleBase_WidgetSelectionFilter::onShowOnly(bool theShow)
 514 {
 515   if (myPreview.IsNull())
 516     return;
 517   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 518
 519   if (theShow) {
 520     AIS_ListOfInteractive aList;
 521     aCtx->DisplayedObjects(AIS_KOI_Shape, -1, aList);
 522     aList.Remove(myPreview);
 523     if (aList.Size() > 0)
 524       myListIO = aList;
 525   }
 526   AIS_ListOfInteractive::const_iterator aIt;
 527   Handle(AIS_Shape) aShapeIO;
 528   for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
 529     aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
 530     if (!aShapeIO.IsNull()) {
 531       if (theShow)
 532         aCtx->Erase(aShapeIO, false);
 533       else {
 534         aCtx->Display(aShapeIO, false);
 535         std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
 536         anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
 537         myWorkshop->applyCurrentSelectionModes(anAISObj);
 538       }
 539     }
 540   }
 541   myWorkshop->viewer()->update();
 542 }
 543
 544 void ModuleBase_WidgetSelectionFilter::updateSelectBtn()
 545 {
 546   FiltersFeaturePtr aFiltersFeature = std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 547   mySelectBtn->setEnabled(aFiltersFeature.get() && (aFiltersFeature->filters().size() > 0));
 548 }
 549
 550 void ModuleBase_WidgetSelectionFilter::updateNumberSelected()
 551 {
 552   int aNb = myValues.size();
 553   myNbLbl->setText(QString::number(aNb));
 554   //QString aErr = () ? tr("Selection is empty") : "";
 555   if (aNb == 0)
 556     myFeature->setError(tr("Selection is empty").toStdString(), false, false);
 557   else {
 558     myFeature->setError("", false, false);
 559     myFeature->data()->execState(ModelAPI_StateDone);
 560   }
 561 }
 562
 563 QList<QWidget*> ModuleBase_WidgetSelectionFilter::getControls() const
 564 {
 565   QList<QWidget*> aWidgets;
 566   aWidgets.append(myFiltersCombo);
 567   return aWidgets;
 568 }
 569
 570 void ModuleBase_WidgetSelectionFilter::clearCurrentSelection(bool toUpdate)
 571 {
 572   myValues.clear();
 573   if (!myPreview.IsNull()) {
 574     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 575     aCtx->Remove(myPreview, toUpdate);
 576     myPreview.Nullify();
 577   }
 578 }
 579
 580 void replaceSubShapesByResult(QList<ModuleBase_ViewerPrsPtr>& theResults, int theShapeType)
 581 {
 582   QMap<ObjectPtr, QList<GeomShapePtr>> myResShapes;
 583   // Sort sub-shapes by result
 584   foreach (ModuleBase_ViewerPrsPtr aPrs, theResults) {
 585     if (myResShapes.contains(aPrs->object()))
 586       myResShapes[aPrs->object()].append(aPrs->shape());
 587     else {
 588       QList<GeomShapePtr> aShapes;
 589       aShapes << aPrs->shape();
 590       myResShapes[aPrs->object()] = aShapes;
 591     }
 592   }
 593   // Find Results to replace by whole result
 594   QList<GeomShapePtr> aShapes;
 595   QList<ObjectPtr> aToReplace;
 596   std::list<GeomShapePtr> aSubShapes;
 597   foreach(ObjectPtr aObj, myResShapes.keys()) {
 598     aShapes = myResShapes[aObj];
 599     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 600     TopTools_MapOfShape aShapesMap;
 601     if (aRes.get()) {
 602       GeomShapePtr aSubShape = aRes->shape();
 603       const TopoDS_Shape& aShape = aSubShape->impl<TopoDS_Shape>();
 604       for (TopExp_Explorer anExp(aShape, (TopAbs_ShapeEnum)theShapeType);
 605         anExp.More(); anExp.Next()) {
 606         aShapesMap.Add(anExp.Current());
 607       }
 608     }
 609     if (aShapes.count() == aShapesMap.Size())
 610       aToReplace.append(aObj);
 611   }
 612   // Replace the found results
 613   QList<ModuleBase_ViewerPrsPtr>::iterator aIt;
 614   foreach(ObjectPtr aObj, aToReplace) {
 615     for (aIt = theResults.begin(); aIt != theResults.end(); aIt++) {
 616       if ((*aIt)->object() == aObj) {
 617         theResults.removeAll(*aIt);
 618         aIt--;
 619       }
 620     }
 621     ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj));
 622     theResults.append(aValue);
 623   }
 624 }
 625
 626 void ModuleBase_WidgetSelectionFilter::onFeatureAccepted()
 627 {
 628   AttributePtr aAttr = mySelectorFeature->attribute(mySelectorAttribute);
 629   AttributeSelectionListPtr aSelListAttr =
 630     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(aAttr);
 631   aSelListAttr->clear();
 632   if (aSelListAttr->isWholeResultAllowed())
 633     replaceSubShapesByResult(myValues, selectionType(aSelListAttr->selectionType().c_str()));
 634   foreach(ModuleBase_ViewerPrsPtr aPrs, myValues) {
 635     aSelListAttr->append(aPrs->object(), aPrs->shape());
 636   }
 637 }
 638
 639 bool ModuleBase_WidgetSelectionFilter::storeValueCustom()
 640 {
 641   ModuleBase_ModelWidget* aActive = myWorkshop->propertyPanel()->activeWidget();
 642   if (aActive)
 643     return aActive->storeValue();
 644   updateObject(myFeature);
 645   return true;
 646 }
 647
 648 QList<ModuleBase_FilterItem*> ModuleBase_WidgetSelectionFilter::itemsList() const
 649 {
 650   return  myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
 651 }
 652
 653
 654 bool ModuleBase_WidgetSelectionFilter::restoreValueCustom()
 655 {
 656   ModelAPI_FiltersFactory* aFactory = ModelAPI_Session::get()->filters();
 657   FiltersFeaturePtr aFiltersFeature = std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 658
 659   // Init filters member of the parent attribute
 660   AttributeSelectionListPtr aAttrList = mySelectorFeature->selectionList(mySelectorAttribute);
 661   if (aAttrList->filters() != aFiltersFeature) {
 662     aAttrList->setFilters(aFiltersFeature);
 663   }
 664
 665   QList<ModuleBase_FilterItem*> aItemsList = itemsList();
 666   std::list<std::string> aFilters = aFiltersFeature->filters();
 667
 668   std::list<std::string>::const_iterator aIt;
 669   int i = 0;
 670   int aNbItems = aItemsList.size();
 671   ModuleBase_FilterItem* aItem = 0;
 672   bool isBlocked = myFiltersCombo->blockSignals(true);
 673   for (aIt = aFilters.cbegin(); aIt != aFilters.cend(); aIt++, i++) {
 674     std::string aStr = (*aIt);
 675     aItem = 0;
 676     if (i >= aNbItems) {
 677       aItem = onAddFilter(aStr);
 678       FilterPtr aFilterObj = aFactory->filter(aStr);
 679       int aId = myFiltersCombo->findText(aFilterObj->name().c_str());
 680       if ((aId != -1) && !aFilterObj->isMultiple())
 681         myFiltersCombo->removeItem(aId);
 682       if (aItem) {
 683         QList<ModuleBase_ModelWidget*> aSubList = aItem->widgets();
 684         foreach(ModuleBase_ModelWidget* aWgt, aSubList) {
 685           aWgt->restoreValue();
 686         }
 687       }
 688     }
 689   }
 690   myFiltersCombo->setCurrentIndex(0);
 691   myFiltersCombo->blockSignals(isBlocked);
 692   return true;
 693 }
 694
 695 QString ModuleBase_WidgetSelectionFilter::getError(const bool theValueStateChecked) const
 696 {
 697   QString aErrorMsg = ModuleBase_ModelWidget::getError(theValueStateChecked);
 698   if (aErrorMsg.isEmpty()) {
 699     if (myValues.size() == 0)
 700       aErrorMsg = tr("Selection is empty");
 701   }
 702   return aErrorMsg;
 703 }
 704
 705 void ModuleBase_WidgetSelectionFilter::onObjectUpdated()
 706 {
 707   myShowBtn->setChecked(false);
 708   clearCurrentSelection(true);
 709   updateNumberSelected();
 710
 711   QList<ModuleBase_FilterItem*> aItemsList = itemsList();
 712   foreach(ModuleBase_FilterItem* aItem, aItemsList) {
 713     QList<ModuleBase_ModelWidget*> aWidgetsList = aItem->widgets();
 714     foreach(ModuleBase_ModelWidget* aWidget, aWidgetsList) {
 715       if (!aWidget->feature().get())
 716         aWidget->setFeature(myFeature);
 717       aWidget->restoreValue();
 718     }
 719   }
 720   updateObject(myFeature);
 721
 722   // Redisplay the feature on order to Customize presentations from filters with selectors
 723   static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 724   ModelAPI_EventCreator::get()->sendUpdated(myFeature, EVENT_DISP);
 725   Events_Loop::loop()->flush(EVENT_DISP);
 726 }