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     myFilters.push_back(aSession->filters()->id(*aIt));
 267   }
 268   myFiltersCombo->addItems(aItems);
 269   connect(myFiltersCombo, SIGNAL(currentIndexChanged(int)), SLOT(onAddFilter(int)));
 270
 271   aGroupLayout->addWidget(myFiltersCombo);
 272   aMainLayout->addWidget(aFiltersGroup);
 273
 274   // Select Button
 275   QWidget* aBtnWgt = new QWidget(this);
 276   QHBoxLayout* aBtnLayout = new QHBoxLayout(aBtnWgt);
 277   ModuleBase_Tools::adjustMargins(aBtnLayout);
 278
 279   aBtnLayout->addStretch(1);
 280
 281   mySelectBtn = new QPushButton(tr("Select"), aBtnWgt);
 282   connect(mySelectBtn, SIGNAL(clicked()), SLOT(onSelect()));
 283   aBtnLayout->addWidget(mySelectBtn);
 284
 285   aMainLayout->addWidget(aBtnWgt);
 286
 287   // Label widgets
 288   QWidget* aLblWgt = new QWidget(this);
 289   QHBoxLayout* aLblLayout = new QHBoxLayout(aLblWgt);
 290   ModuleBase_Tools::zeroMargins(aLblLayout);
 291
 292   aLblLayout->addWidget(new QLabel(tr("Number of selected objects:"), aLblWgt));
 293
 294   myNbLbl = new QLabel("0", aLblWgt);
 295   aLblLayout->addWidget(myNbLbl);
 296
 297   // Show only button
 298   myShowBtn = new QCheckBox(tr("Show only"), this);
 299   connect(myShowBtn, SIGNAL(toggled(bool)), SLOT(onShowOnly(bool)));
 300   aLblLayout->addWidget(myShowBtn);
 301
 302   aMainLayout->addWidget(aLblWgt);
 303
 304   aMainLayout->addStretch(1);
 305
 306   updateSelectBtn();
 307   if (theReadOnly) {
 308     myFiltersCombo->hide();
 309     mySelectBtn->hide();
 310     aLblWgt->hide();
 311     myShowBtn->hide();
 312   }
 313 }
 314
 315 ModuleBase_WidgetSelectionFilter::~ModuleBase_WidgetSelectionFilter()
 316 {
 317   myValues.clear();
 318   if (!myPreview.IsNull()) {
 319     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 320     aCtx->Remove(myPreview, false);
 321     myPreview.Nullify();
 322     if (myListIO.Size() > 0) {
 323       Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 324       AIS_ListOfInteractive::const_iterator aIt;
 325       Handle(AIS_Shape) aShapeIO;
 326       for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
 327         aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
 328         if (!aShapeIO.IsNull()) {
 329           aCtx->Display(aShapeIO, false);
 330           std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
 331           anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
 332           myWorkshop->applyCurrentSelectionModes(anAISObj);
 333         }
 334       }
 335       myListIO.Clear();
 336       myShowBtn->setChecked(false);
 337     }
 338     myWorkshop->viewer()->update();
 339   }
 340   SelectorFeature = FeaturePtr();
 341   AttributeId = "";
 342 }
 343
 344 void ModuleBase_WidgetSelectionFilter::onAddFilter(int theIndex)
 345 {
 346   if (theIndex == 0)
 347     return;
 348
 349   std::list<std::string>::iterator aIt;
 350   int i;
 351   std::string aFilter;
 352   for (aIt = myFilters.begin(), i = 0; aIt != myFilters.cend(); i++, aIt++) {
 353     if (i == (theIndex - 1)) {
 354       aFilter = (*aIt);
 355       break;
 356     }
 357   }
 358   ModuleBase_FilterItem* aItem = onAddFilter(aFilter);
 359   FiltersFeaturePtr aFiltersFeature =
 360     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 361   aFiltersFeature->addFilter(aFilter);
 362
 363   myFiltersCombo->setCurrentIndex(0);
 364   myFiltersCombo->removeItem(theIndex);
 365   updateObject(myFeature);
 366
 367   if (aItem && (aItem->widgets().size() > 0))
 368     aItem->widgets().first()->emitFocusInWidget();
 369   else
 370     emitFocusInWidget();
 371 }
 372
 373 ModuleBase_FilterItem* ModuleBase_WidgetSelectionFilter::onAddFilter(const std::string& theFilter)
 374 {
 375   if (theFilter.length() == 0)
 376     return 0;
 377   std::list<std::string>::const_iterator aIt;
 378   for (aIt = myUseFilters.cbegin(); aIt != myUseFilters.cend(); aIt++) {
 379     if (theFilter == (*aIt))
 380       return 0;
 381   }
 382   myFilters.remove(theFilter);
 383   myUseFilters.push_back(theFilter);
 384   ModuleBase_FilterItem* aItem = new ModuleBase_FilterItem(theFilter, this);
 385   connect(aItem, SIGNAL(deleteItem(ModuleBase_FilterItem*)),
 386     SLOT(onDeleteItem(ModuleBase_FilterItem*)));
 387   connect(aItem, SIGNAL(reversedItem(ModuleBase_FilterItem*)),
 388     SLOT(onReverseItem(ModuleBase_FilterItem*)));
 389   myFiltersLayout->addWidget(aItem);
 390
 391   updateSelectBtn();
 392   clearCurrentSelection(true);
 393   updateNumberSelected();
 394   return aItem;
 395 }
 396
 397 void ModuleBase_WidgetSelectionFilter::onDeleteItem(ModuleBase_FilterItem* theItem)
 398 {
 399   std::string aFilter = theItem->filter();
 400   QList<ModuleBase_ModelWidget*> aWidgets = theItem->widgets();
 401   foreach(ModuleBase_ModelWidget* aWgt, aWidgets) {
 402     aWgt->deactivate();
 403   }
 404   myFiltersLayout->removeWidget(theItem);
 405   theItem->deleteLater();
 406
 407   myUseFilters.remove(aFilter);
 408   myFilters.push_back(aFilter);
 409   myFiltersCombo->addItem(ModelAPI_Session::get()->filters()->filter(aFilter)->name().c_str());
 410
 411   FiltersFeaturePtr aFiltersFeature =
 412     std::dynamic_pointer_cast<ModelAPI_FiltersFeature>(myFeature);
 413   aFiltersFeature->removeFilter(aFilter);
 414
 415   updateSelectBtn();
 416   clearCurrentSelection(true);
 417   updateNumberSelected();
 418
 419   myWorkshop->deactivateCurrentSelector();
 420   myWorkshop->selectionActivate()->updateSelectionModes();
 421   myWorkshop->selectionActivate()->updateSelectionFilters();
 422   redisplayFeature();
 423   emitFocusInWidget();
 424   updateObject(myFeature);
 425 }
 426
 427
 428 void ModuleBase_WidgetSelectionFilter::redisplayFeature()
 429 {
 430   static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 431   ModelAPI_EventCreator::get()->sendUpdated(myFeature, aDispEvent);
 432   Events_Loop::loop()->flush(aDispEvent);
 433 }
 434
 435 void ModuleBase_WidgetSelectionFilter::onReverseItem(ModuleBase_FilterItem* theItem)
 436 {
 437   updateSelectBtn();
 438   clearCurrentSelection(true);
 439   updateNumberSelected();
 440 }
 441
 442 void ModuleBase_WidgetSelectionFilter::onSelect()
 443 {
 444   if (myUseFilters.size() == 0)
 445     return;
 446   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 447   if (aCtx.IsNull())
 448     return;
 449
 450   clearCurrentSelection();
 451
 452   BRep_Builder aBuilder;
 453   TopoDS_Compound aComp;
 454   aBuilder.MakeCompound(aComp);
 455
 456   DocumentPtr aDoc = myFeature->document();
 457   int aNb = aDoc->size(ModelAPI_ResultBody::group());
 458   ObjectPtr aObj;
 459   ResultBodyPtr aBody;
 460   GeomShapePtr aShape;
 461   for (int i = 0; i < aNb; i++) {
 462     aObj = aDoc->object(ModelAPI_ResultBody::group(), i);
 463     aBody = std::dynamic_pointer_cast<ModelAPI_ResultBody>(aObj);
 464     GeomShapePtr aShape = aBody->shape();
 465     std::list<GeomShapePtr> aSubShapes =
 466       aShape->subShapes((GeomAPI_Shape::ShapeType)mySelectionType);
 467     TopTools_MapOfShape alreadyThere;
 468     std::list<GeomShapePtr>::const_iterator aShapesIt;
 469     for (aShapesIt = aSubShapes.cbegin(); aShapesIt != aSubShapes.cend(); aShapesIt++) {
 470       GeomShapePtr aShape = (*aShapesIt);
 471       TopoDS_Shape aTShape = aShape->impl<TopoDS_Shape>();
 472       if (!alreadyThere.Add(aTShape))
 473         continue;
 474       static SessionPtr aSession = ModelAPI_Session::get();
 475       bool isValid = aSession->filters()->isValid(myFeature, aBody, aShape);
 476       if (isValid) {
 477         aBuilder.Add(aComp, aTShape);
 478         ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj, aShape));
 479         myValues.append(aValue);
 480       }
 481     }
 482   }
 483
 484   if (myValues.size() > 0)
 485     updatePreview(aComp);
 486   updateNumberSelected();
 487   updateObject(myFeature);
 488   onShowOnly(myShowBtn->isChecked());
 489 }
 490
 491 void ModuleBase_WidgetSelectionFilter::updatePreview(const TopoDS_Shape& theShape)
 492 {
 493   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 494   if (aCtx.IsNull())
 495     return;
 496
 497   if (myPreview.IsNull()) {
 498     myPreview = new AIS_Shape(theShape);
 499     myPreview->SetDisplayMode(AIS_Shaded);
 500     myPreview->SetColor(Quantity_NOC_BLUE1);
 501     Handle(Prs3d_Drawer) aDrawer = myPreview->Attributes();
 502     if (aDrawer->HasOwnPointAspect()) {
 503       aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_O_STAR);
 504       aDrawer->PointAspect()->SetColor(Quantity_NOC_BLUE1);
 505       aDrawer->PointAspect()->SetScale(2.);
 506     }
 507     else
 508       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_O_STAR, Quantity_NOC_BLUE1, 2.));
 509     myPreview->SetTransparency();
 510     aCtx->Display(myPreview, true);
 511     aCtx->Deactivate(myPreview);
 512   }
 513   else {
 514     myPreview->Set(theShape);
 515     aCtx->Redisplay(myPreview, true);
 516   }
 517 }
 518
 519
 520 void ModuleBase_WidgetSelectionFilter::onShowOnly(bool theShow)
 521 {
 522   if (myPreview.IsNull())
 523     return;
 524   Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 525
 526   if (theShow) {
 527     AIS_ListOfInteractive aList;
 528     aCtx->DisplayedObjects(AIS_KOI_Shape, -1, aList);
 529     aList.Remove(myPreview);
 530     if (aList.Size() > 0)
 531       myListIO = aList;
 532   }
 533   AIS_ListOfInteractive::const_iterator aIt;
 534   Handle(AIS_Shape) aShapeIO;
 535   for (aIt = myListIO.cbegin(); aIt != myListIO.cend(); aIt++) {
 536     aShapeIO = Handle(AIS_Shape)::DownCast(*aIt);
 537     if (!aShapeIO.IsNull()) {
 538       if (theShow)
 539         aCtx->Erase(aShapeIO, false);
 540       else {
 541         aCtx->Display(aShapeIO, false);
 542         std::shared_ptr<GeomAPI_AISObject> anAISObj = AISObjectPtr(new GeomAPI_AISObject());
 543         anAISObj->setImpl(new Handle(AIS_InteractiveObject)(aShapeIO));
 544         myWorkshop->applyCurrentSelectionModes(anAISObj);
 545       }
 546     }
 547   }
 548   myWorkshop->viewer()->update();
 549 }
 550
 551 void ModuleBase_WidgetSelectionFilter::updateSelectBtn()
 552 {
 553   mySelectBtn->setEnabled(myUseFilters.size() > 0);
 554 }
 555
 556 void ModuleBase_WidgetSelectionFilter::updateNumberSelected()
 557 {
 558   int aNb = myValues.size();
 559   myNbLbl->setText(QString::number(aNb));
 560   //QString aErr = () ? tr("Selection is empty") : "";
 561   if (aNb == 0)
 562     myFeature->setError(tr("Selection is empty").toStdString(), false, false);
 563   else {
 564     myFeature->setError("", false, false);
 565     myFeature->data()->execState(ModelAPI_StateDone);
 566   }
 567 }
 568
 569 QList<QWidget*> ModuleBase_WidgetSelectionFilter::getControls() const
 570 {
 571   QList<QWidget*> aWidgets;
 572   aWidgets.append(myFiltersCombo);
 573   return aWidgets;
 574 }
 575
 576 void ModuleBase_WidgetSelectionFilter::clearCurrentSelection(bool toUpdate)
 577 {
 578   myValues.clear();
 579   if (!myPreview.IsNull()) {
 580     Handle(AIS_InteractiveContext) aCtx = myWorkshop->viewer()->AISContext();
 581     aCtx->Remove(myPreview, toUpdate);
 582     myPreview.Nullify();
 583   }
 584 }
 585
 586 void replaceSubShapesByResult(QList<ModuleBase_ViewerPrsPtr>& theResults, int theShapeType)
 587 {
 588   QMap<ObjectPtr, QList<GeomShapePtr>> myResShapes;
 589   // Sort sub-shapes by result
 590   foreach (ModuleBase_ViewerPrsPtr aPrs, theResults) {
 591     if (myResShapes.contains(aPrs->object()))
 592       myResShapes[aPrs->object()].append(aPrs->shape());
 593     else {
 594       QList<GeomShapePtr> aShapes;
 595       aShapes << aPrs->shape();
 596       myResShapes[aPrs->object()] = aShapes;
 597     }
 598   }
 599   // Find Results to replace by whole result
 600   QList<GeomShapePtr> aShapes;
 601   QList<ObjectPtr> aToReplace;
 602   std::list<GeomShapePtr> aSubShapes;
 603   foreach(ObjectPtr aObj, myResShapes.keys()) {
 604     aShapes = myResShapes[aObj];
 605     ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 606     TopTools_MapOfShape aShapesMap;
 607     if (aRes.get()) {
 608       GeomShapePtr aSubShape = aRes->shape();
 609       const TopoDS_Shape& aShape = aSubShape->impl<TopoDS_Shape>();
 610       for (TopExp_Explorer anExp(aShape, (TopAbs_ShapeEnum)theShapeType);
 611         anExp.More(); anExp.Next()) {
 612         aShapesMap.Add(anExp.Current());
 613       }
 614     }
 615     if (aShapes.count() == aShapesMap.Size())
 616       aToReplace.append(aObj);
 617   }
 618   // Replace the found results
 619   QList<ModuleBase_ViewerPrsPtr>::iterator aIt;
 620   foreach(ObjectPtr aObj, aToReplace) {
 621     for (aIt = theResults.begin(); aIt != theResults.end(); aIt++) {
 622       if ((*aIt)->object() == aObj) {
 623         theResults.removeAll(*aIt);
 624         aIt--;
 625       }
 626     }
 627     ModuleBase_ViewerPrsPtr aValue(new ModuleBase_ViewerPrs(aObj));
 628     theResults.append(aValue);
 629   }
 630 }
 631
 632 void ModuleBase_WidgetSelectionFilter::onFeatureAccepted()
 633 {
 634   AttributePtr aAttr = mySelectorFeature->attribute(mySelectorAttribute);
 635   AttributeSelectionListPtr aSelListAttr =
 636     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(aAttr);
 637   aSelListAttr->clear();
 638   if (aSelListAttr->isWholeResultAllowed())
 639     replaceSubShapesByResult(myValues, selectionType(aSelListAttr->selectionType().c_str()));
 640   foreach(ModuleBase_ViewerPrsPtr aPrs, myValues) {
 641     aSelListAttr->append(aPrs->object(), aPrs->shape());
 642   }
 643 }
 644
 645 bool ModuleBase_WidgetSelectionFilter::storeValueCustom()
 646 {
 647   ModuleBase_ModelWidget* aActive = myWorkshop->propertyPanel()->activeWidget();
 648   if (aActive)
 649     return aActive->storeValue();
 650   updateObject(myFeature);
 651   return true;
 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   std::list<std::string> aFilters = aFiltersFeature->filters();
 666   std::list<std::string>::const_iterator aIt;
 667   for (aIt = aFilters.cbegin(); aIt != aFilters.cend(); aIt++) {
 668     std::string aStr = (*aIt);
 669     ModuleBase_FilterItem* aItem = onAddFilter(aStr);
 670     FilterPtr aFilterObj = aFactory->filter(aStr);
 671     int aId = myFiltersCombo->findText(aFilterObj->name().c_str());
 672     if (aId != -1)
 673       myFiltersCombo->removeItem(aId);
 674
 675     if (aItem) {
 676       QList<ModuleBase_ModelWidget*> aSubList = aItem->widgets();
 677       foreach(ModuleBase_ModelWidget* aWgt, aSubList) {
 678         aWgt->restoreValue();
 679       }
 680     }
 681   }
 682   return true;
 683 }
 684
 685 QString ModuleBase_WidgetSelectionFilter::getError(const bool theValueStateChecked) const
 686 {
 687   QString aErrorMsg = ModuleBase_ModelWidget::getError(theValueStateChecked);
 688   if (aErrorMsg.isEmpty()) {
 689     if (myValues.size() == 0)
 690       aErrorMsg = tr("Selection is empty");
 691   }
 692   return aErrorMsg;
 693 }
 694
 695 void ModuleBase_WidgetSelectionFilter::onObjectUpdated()
 696 {
 697   myShowBtn->setChecked(false);
 698   clearCurrentSelection(true);
 699   updateNumberSelected();
 700
 701   QList<ModuleBase_FilterItem*> aItemsList = myFiltersWgt->findChildren<ModuleBase_FilterItem*>();
 702   foreach(ModuleBase_FilterItem* aItem, aItemsList) {
 703     QList<ModuleBase_ModelWidget*> aWidgetsList = aItem->widgets();
 704     foreach(ModuleBase_ModelWidget* aWidget, aWidgetsList) {
 705       if (!aWidget->feature().get())
 706         aWidget->setFeature(myFeature);
 707       aWidget->restoreValue();
 708     }
 709   }
 710   updateObject(myFeature);
 711
 712   // Redisplay the feature on order to Customize presentations from filters with selectors
 713   static Events_ID EVENT_DISP = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 714   ModelAPI_EventCreator::get()->sendUpdated(myFeature, EVENT_DISP);
 715   Events_Loop::loop()->flush(EVENT_DISP);
 716 }