src/ModuleBase/ModuleBase_Tools.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        ModuleBase_Tools.cpp
   4 // Created:     11 July 2014
   5 // Author:      Vitaly Smetannikov
   6
   7 #include "ModuleBase_Tools.h"
   8
   9 #include <ModuleBase_ParamIntSpinBox.h>
  10 #include <ModuleBase_ParamSpinBox.h>
  11 #include <ModuleBase_WidgetFactory.h>
  12 #include <ModuleBase_IWorkshop.h>
  13 #include <ModuleBase_IModule.h>
  14 #include <ModuleBase_IconFactory.h>
  15
  16 #include <ModelAPI_Attribute.h>
  17 #include <ModelAPI_AttributeRefAttr.h>
  18 #include <ModelAPI_AttributeReference.h>
  19 #include <ModelAPI_AttributeSelection.h>
  20 #include <ModelAPI_AttributeSelectionList.h>
  21 #include <ModelAPI_AttributeRefList.h>
  22 #include <ModelAPI_AttributeRefAttrList.h>
  23 #include <ModelAPI_ResultPart.h>
  24 #include <Events_Loop.h>
  25
  26 #include <ModelAPI_Data.h>
  27 #include <ModelAPI_Result.h>
  28 #include <ModelAPI_ResultCompSolid.h>
  29 #include <ModelAPI_ResultParameter.h>
  30 #include <ModelAPI_Tools.h>
  31 #include <ModelAPI_Session.h>
  32 #include <ModelAPI_Events.h>
  33
  34 #include <TopoDS_Iterator.hxx>
  35
  36 #include <GeomDataAPI_Point2D.h>
  37 #include <Events_Error.h>
  38
  39 #include <Config_PropManager.h>
  40
  41 #include <QWidget>
  42 #include <QLayout>
  43 #include <QPainter>
  44 #include <QBitmap>
  45 #include <QDoubleSpinBox>
  46 #include <QGraphicsDropShadowEffect>
  47 #include <QColor>
  48 #include <QApplication>
  49 #include <QMessageBox>
  50 #include <QAction>
  51
  52 #include <sstream>
  53 #include <string>
  54
  55 const double tolerance = 1e-7;
  56
  57 //#define DEBUG_ACTIVATE_WINDOW
  58 //#define DEBUG_SET_FOCUS
  59 //#define DEBUG_SELECTION_INFO
  60
  61 #ifdef DEBUG_SELECTION_INFO
  62 #include <ModuleBase_ISelection.h>
  63 #include <ModuleBase_ViewerPrs.h>
  64
  65 #include <AIS_InteractiveContext.hxx>
  66 #include <AIS_ListOfInteractive.hxx>
  67 #include <AIS_ListIteratorOfListOfInteractive.hxx>
  68 #include <AIS_Shape.hxx>
  69 #include <TopoDS_Shape.hxx>
  70 #include <AIS_LocalContext.hxx>
  71 #include <NCollection_List.hxx>
  72 #include <StdSelect_BRepOwner.hxx>
  73 #include <TColStd_ListOfInteger.hxx>
  74 #include <TColStd_ListIteratorOfListOfInteger.hxx>
  75 #endif
  76
  77 namespace ModuleBase_Tools {
  78
  79 //******************************************************************
  80
  81 //******************************************************************
  82
  83 void adjustMargins(QWidget* theWidget)
  84 {
  85   if(!theWidget)
  86     return;
  87   adjustMargins(theWidget->layout());
  88 }
  89
  90 void adjustMargins(QLayout* theLayout)
  91 {
  92   if(!theLayout)
  93     return;
  94   theLayout->setContentsMargins(2, 5, 2, 5);
  95   theLayout->setSpacing(4);
  96 }
  97
  98 void zeroMargins(QWidget* theWidget)
  99 {
 100   if(!theWidget)
 101     return;
 102   zeroMargins(theWidget->layout());
 103 }
 104
 105 void zeroMargins(QLayout* theLayout)
 106 {
 107   if(!theLayout)
 108     return;
 109   theLayout->setContentsMargins(0, 0, 0, 0);
 110   theLayout->setSpacing(5);
 111 }
 112
 113 void activateWindow(QWidget* theWidget, const QString& theInfo)
 114 {
 115   theWidget->activateWindow();
 116
 117 #ifdef DEBUG_ACTIVATE_WINDOW
 118   qDebug(QString("activateWindow: %1").arg(theInfo).toStdString().c_str());
 119 #endif
 120 }
 121
 122 void setFocus(QWidget* theWidget, const QString& theInfo)
 123 {
 124   theWidget->setFocus();
 125
 126 #ifdef DEBUG_SET_FOCUS
 127   qDebug(QString("setFocus: %1").arg(theInfo).toStdString().c_str());
 128 #endif
 129 }
 130
 131 void setShadowEffect(QWidget* theWidget, const bool isSetEffect)
 132 {
 133   if (isSetEffect) {
 134     QGraphicsDropShadowEffect* aGlowEffect = new QGraphicsDropShadowEffect();
 135     aGlowEffect->setOffset(.0);
 136     aGlowEffect->setBlurRadius(10.0);
 137     aGlowEffect->setColor(QColor(0, 170, 255)); // Light-blue color, #00AAFF
 138     theWidget->setGraphicsEffect(aGlowEffect);
 139   }
 140   else {
 141     QGraphicsEffect* anEffect = theWidget->graphicsEffect();
 142     if(anEffect)
 143       anEffect->deleteLater();
 144     theWidget->setGraphicsEffect(NULL);
 145   }
 146 }
 147
 148 QPixmap composite(const QString& theAdditionalIcon, const QString& theIcon)
 149 {
 150   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 151   QImage anAditional(theAdditionalIcon);
 152
 153   if (anIcon.isNull())
 154     return QPixmap();
 155
 156   int anAddWidth = anAditional.width();
 157   int anAddHeight = anAditional.height();
 158
 159   int aWidth = anIcon.width();
 160   int aHeight = anIcon.height();
 161
 162   int aStartWidthPos = aWidth - anAddWidth - 1;
 163   int aStartHeightPos = aHeight - anAddHeight - 1;
 164
 165   for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
 166   {
 167     for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
 168     {
 169       if (qAlpha(anAditional.pixel(i, j)) > 0)
 170         anIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, anAditional.pixel(i, j));
 171     }
 172   }
 173   return QPixmap::fromImage(anIcon);
 174 }
 175
 176 QPixmap lighter(const QString& theIcon, const int theLighterValue)
 177 {
 178   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 179   if (anIcon.isNull())
 180     return QPixmap();
 181
 182   QImage aResult = ModuleBase_IconFactory::loadImage(theIcon);
 183   for (int i = 0; i < anIcon.width(); i++)
 184   {
 185     for (int j = 0; j < anIcon.height(); j++)
 186     {
 187       QRgb anRgb = anIcon.pixel(i, j);
 188       QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
 189                          qAlpha(aResult.pixel(i, j)));
 190
 191       QColor aLighterColor = aPixelColor.lighter(theLighterValue);
 192       aResult.setPixel(i, j, qRgba(aLighterColor.red(), aLighterColor.green(),
 193                                     aLighterColor.blue(), aLighterColor.alpha()));
 194     }
 195   }
 196   return QPixmap::fromImage(aResult);
 197 }
 198
 199 void setSpinText(ModuleBase_ParamSpinBox* theSpin, const QString& theText)
 200 {
 201   if (theSpin->text() == theText)
 202     return;
 203   // In order to avoid extra text setting because it will
 204   // reset cursor position in control
 205   bool isBlocked = theSpin->blockSignals(true);
 206   theSpin->setText(theText);
 207   theSpin->blockSignals(isBlocked);
 208 }
 209
 210 void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
 211 {
 212   if (fabs(theSpin->value() - theValue) < tolerance)
 213     return;
 214   bool isBlocked = theSpin->blockSignals(true);
 215   theSpin->setValue(theValue);
 216   theSpin->blockSignals(isBlocked);
 217 }
 218
 219 void setSpinValue(ModuleBase_ParamSpinBox* theSpin, double theValue)
 220 {
 221   if (fabs(theSpin->value() - theValue) < tolerance)
 222     return;
 223   bool isBlocked = theSpin->blockSignals(true);
 224   theSpin->setValue(theValue);
 225   theSpin->blockSignals(isBlocked);
 226 }
 227
 228 void setSpinText(ModuleBase_ParamIntSpinBox* theSpin, const QString& theText)
 229 {
 230   // In order to avoid extra text setting because it will
 231   // reset cursor position in control
 232   if (theSpin->text() == theText)
 233     return;
 234   bool isBlocked = theSpin->blockSignals(true);
 235   theSpin->setText(theText);
 236   theSpin->blockSignals(isBlocked);
 237 }
 238
 239 void setSpinValue(ModuleBase_ParamIntSpinBox* theSpin, int theValue)
 240 {
 241   if (theSpin->value() == theValue)
 242     return;
 243   bool isBlocked = theSpin->blockSignals(true);
 244   theSpin->setValue(theValue);
 245   theSpin->blockSignals(isBlocked);
 246 }
 247
 248 QAction* createAction(const QIcon& theIcon, const QString& theText,
 249                       QObject* theParent, const QObject* theReceiver,
 250                       const char* theMember, const QString& theToolTip,
 251                       const QString& theStatusTip)
 252 {
 253   QAction* anAction = new QAction(theIcon, theText, theParent);
 254   anAction->setToolTip(theToolTip.isEmpty() ? theText : theToolTip);
 255   anAction->setStatusTip(!theStatusTip.isEmpty() ? theStatusTip :
 256                                                    (!theToolTip.isEmpty() ? theToolTip : theText));
 257   if (theReceiver)
 258     QObject::connect(anAction, SIGNAL(triggered(bool)), theReceiver, theMember);
 259
 260   return anAction;
 261 }
 262
 263 QString objectInfo(const ObjectPtr& theObj, const bool isUseAttributesInfo)
 264 {
 265   QString aFeatureStr = "feature";
 266   if (!theObj.get())
 267     return aFeatureStr;
 268
 269   std::ostringstream aPtrStr;
 270   aPtrStr << "[" << theObj.get() << "]";
 271
 272   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 273   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
 274   if(aRes.get()) {
 275     aFeatureStr.append(QString("(result%1)").arg(aPtrStr.str().c_str()).toStdString() .c_str());
 276     if (aRes->isDisabled())
 277       aFeatureStr.append("[disabled]");
 278     if (aRes->isConcealed())
 279       aFeatureStr.append("[concealed]");
 280     if (ModelAPI_Tools::hasSubResults(aRes))
 281       aFeatureStr.append("[hasSubResults]");
 282
 283     aFeature = ModelAPI_Feature::feature(aRes);
 284   }
 285   else
 286     aFeatureStr.append(aPtrStr.str().c_str());
 287
 288   if (aFeature.get()) {
 289     aFeatureStr.append(QString(": %1").arg(aFeature->getKind().c_str()).toStdString().c_str());
 290     if (aFeature->data()->isValid()) {
 291       aFeatureStr.append(QString(", name=%1").arg(theObj->data()->name().c_str()).toStdString()
 292                                                                                        .c_str());
 293     }
 294     if (isUseAttributesInfo) {
 295       std::list<AttributePtr> anAttrs = aFeature->data()->attributes("");
 296       std::list<AttributePtr>::const_iterator anIt = anAttrs.begin(), aLast = anAttrs.end();
 297       QStringList aValues;
 298       for(; anIt != aLast; anIt++) {
 299         AttributePtr anAttr = *anIt;
 300         QString aValue = "not defined";
 301         std::string aType = anAttr->attributeType();
 302         if (aType == GeomDataAPI_Point2D::typeId()) {
 303           std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 304                                                                                          anAttr);
 305           if (aPoint.get())
 306             aValue = QString("(%1, %2)").arg(aPoint->x()).arg(aPoint->y());
 307         }
 308         else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 309         }
 310
 311         aValues.push_back(QString("%1: %2").arg(anAttr->id().c_str()).arg(aValue).toStdString().c_str());
 312       }
 313       if (!aValues.empty())
 314         aFeatureStr.append(QString(", attributes: %1").arg(aValues.join(", ").toStdString().c_str()));
 315     }
 316   }
 317
 318   return aFeatureStr;
 319 }
 320
 321 #ifdef DEBUG_SELECTION_INFO
 322 QString getShapeTypeInfo(const int theType)
 323 {
 324   QString anInfo = "Undefined";
 325   switch(theType) {
 326     case TopAbs_COMPOUND:  anInfo = "compound"; break;
 327     case TopAbs_COMPSOLID: anInfo = "compsolid"; break;
 328     case TopAbs_SOLID:     anInfo = "solid"; break;
 329     case TopAbs_SHELL:     anInfo = "shell"; break;
 330     case TopAbs_FACE:      anInfo = "face"; break;
 331     case TopAbs_WIRE:      anInfo = "wire"; break;
 332     case TopAbs_EDGE:      anInfo = "edge"; break;
 333     case TopAbs_VERTEX:    anInfo = "vertex"; break;
 334     case TopAbs_SHAPE:     anInfo = "shape"; break;
 335     default: break;
 336   }
 337   return anInfo;
 338 }
 339
 340 QString getModeInfo(const int theMode)
 341 {
 342   QString anInfo = "Undefined";
 343   switch(theMode) {
 344     case 0: anInfo = "SHAPE(0)"; break;
 345     case 1: anInfo = "VERTEX(1)"; break;
 346     case 2: anInfo = "EDGE(2)"; break;
 347     case 3: anInfo = "WIRE(3)"; break;
 348     case 4: anInfo = "FACE(4)"; break;
 349     case 5: anInfo = "SHELL(5)"; break;
 350     case 6: anInfo = "SOLID(6)"; break;
 351     case 7: anInfo = "COMPSOLID(7)"; break;
 352     case 8: anInfo = "COMPOUND(8)"; break;
 353     case 100: anInfo = "Sel_Mode_First(100)"; break; //SketcherPrs_Tools
 354     case 101: anInfo = "Sel_Constraint(101)"; break;
 355     case 102: anInfo = "Sel_Dimension_All(102)"; break;
 356     case 103: anInfo = "Sel_Dimension_Line(103)"; break;
 357     case 104: anInfo = "Sel_Dimension_Text(104)"; break;
 358     default: break;
 359   }
 360   return anInfo;
 361 }
 362
 363 QString displayedInteractiveObjects(Handle(AIS_InteractiveContext)& theContext,
 364                                     const bool theShapeInfoOnly = true)
 365 {
 366   if (theContext.IsNull())
 367     return "";
 368   AIS_ListOfInteractive aListOfIO;
 369   theContext->DisplayedObjects(aListOfIO, false);
 370   QStringList anObjects;
 371   AIS_ListIteratorOfListOfInteractive aIt;
 372   for (aIt.Initialize(aListOfIO); aIt.More(); aIt.Next()) {
 373     Handle(AIS_InteractiveObject) anAISIO = aIt.Value();
 374     Handle(AIS_Shape) aShapePrs = Handle(AIS_Shape)::DownCast(anAISIO);
 375     if (theShapeInfoOnly && aShapePrs.IsNull())
 376       continue;
 377
 378     QString anInfo = "IO";
 379     std::ostringstream aPtrStr;
 380     aPtrStr << "[" << anAISIO.Access() << "]";
 381     anInfo += aPtrStr.str().c_str();
 382
 383     if (!aShapePrs.IsNull()) {
 384       const TopoDS_Shape& aShape = aShapePrs->Shape();
 385       if (aShape.IsNull())
 386         Events_Error::throwException("An empty AIS presentation");
 387       else
 388         anInfo += QString(", shape type: %1").arg(getShapeTypeInfo(aShape.ShapeType()));
 389     }
 390     TColStd_ListOfInteger aTColModes;
 391     theContext->ActivatedModes(anAISIO, aTColModes);
 392     TColStd_ListIteratorOfListOfInteger itr( aTColModes );
 393     QIntList aModesActivatedForIO;
 394     bool isDeactivated = false;
 395     QStringList aModes;
 396     for (; itr.More(); itr.Next() ) {
 397       Standard_Integer aMode = itr.Value();
 398       aModes.append(getModeInfo(aMode));
 399       //int aShapeMode = (aMode > 8)? aMode : AIS_Shape::SelectionType(aMode);
 400     }
 401     if (aModes.size() > 0)
 402       anInfo += QString(", activated modes: %1").arg(aModes.join(", "));
 403
 404     anObjects += anInfo;
 405   }
 406   QString aValue = QString("displayedIO[%1]").arg(anObjects.size());
 407   if (anObjects.size() > 0)
 408     aValue += QString(":\n  %1").arg(anObjects.join("\n  "));
 409   return aValue;
 410 }
 411
 412 QString activeOwners(Handle(AIS_InteractiveContext)& theContext, const bool theShapeInfoOnly = true)
 413 {
 414   if (theContext.IsNull())
 415     return "";
 416   Handle(AIS_LocalContext) aLContext = theContext->LocalContext();
 417   TCollection_AsciiString aSelectionName = aLContext->SelectionName();
 418   aLContext->UnhilightPicked(Standard_False);
 419
 420   NCollection_List<Handle(SelectBasics_EntityOwner)> anActiveOwners;
 421   aLContext->MainSelector()->ActiveOwners(anActiveOwners);
 422   NCollection_List<Handle(SelectBasics_EntityOwner)>::Iterator anOwnersIt (anActiveOwners);
 423   Handle(SelectMgr_EntityOwner) anOwner;
 424   QStringList anObjects;
 425   for (; anOwnersIt.More(); anOwnersIt.Next()) {
 426     anOwner = Handle(SelectMgr_EntityOwner)::DownCast (anOwnersIt.Value());
 427     Handle(StdSelect_BRepOwner) BROwnr = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 428     if (theShapeInfoOnly && BROwnr.IsNull())
 429       continue;
 430
 431     QString anInfo = "Owner";
 432     std::ostringstream aPtrStr;
 433     aPtrStr << "[" << anOwner.Access() << "]";
 434     anInfo += aPtrStr.str().c_str();
 435
 436     Handle(AIS_InteractiveObject) aAISObj =
 437           Handle(AIS_InteractiveObject)::DownCast(anOwner->Selectable());
 438     if (!aAISObj.IsNull()) {
 439       std::ostringstream aPtrStr;
 440       aPtrStr << "[" << aAISObj.Access() << "]";
 441       anInfo += QString(", selectable(IO): %1").arg(aPtrStr.str().c_str());
 442     }
 443
 444     if (!BROwnr.IsNull() && BROwnr->HasShape()) {
 445       const TopoDS_Shape& aShape = BROwnr->Shape();
 446       if (aShape.IsNull())
 447         Events_Error::throwException("An empty AIS presentation");
 448       else
 449         anInfo += QString(", shape type: %1").arg(getShapeTypeInfo(aShape.ShapeType()));
 450     }
 451     anObjects += anInfo;
 452   }
 453   QString aValue = QString("activeOwners[%1]").arg(anObjects.size());
 454   if (anObjects.size() > 0)
 455     aValue += QString(":\n  %1").arg(anObjects.join("\n  "));
 456   return aValue;
 457 }
 458
 459 QString selectedOwners(Handle(AIS_InteractiveContext)& theContext, const bool theShapeInfoOnly = true)
 460 {
 461   QStringList anObjects;
 462   if (theContext.IsNull())
 463     return "";
 464
 465   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
 466   for (theContext->InitSelected(); theContext->MoreSelected(); theContext->NextSelected()) {
 467     Handle(SelectMgr_EntityOwner) anOwner = theContext->SelectedOwner();
 468     Handle(StdSelect_BRepOwner) BROwnr = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 469     if (theShapeInfoOnly && BROwnr.IsNull())
 470       continue;
 471
 472     if (aSelectedIds.contains((long)anOwner.Access()))
 473       continue;
 474     aSelectedIds.append((long)anOwner.Access());
 475
 476     QString anInfo = "Owner";
 477     std::ostringstream aPtrStr;
 478     aPtrStr << "[" << anOwner.Access() << "]";
 479     anInfo += aPtrStr.str().c_str();
 480
 481     if (!BROwnr.IsNull() && BROwnr->HasShape()) {
 482       const TopoDS_Shape& aShape = BROwnr->Shape();
 483       anInfo += QString(", shape type = %1").arg(getShapeTypeInfo(aShape.ShapeType()));
 484     }
 485     anObjects += anInfo;
 486   }
 487   QString aValue = QString("selectedOwners[%1]").arg(anObjects.size());
 488   if (anObjects.size() > 0)
 489     aValue += QString(":\n  %1").arg(anObjects.join("\n  "));
 490   return aValue;
 491 }
 492 #endif
 493
 494 void selectionInfo(Handle(AIS_InteractiveContext)& theContext, const std::string& thePrefix)
 495 {
 496 #ifdef DEBUG_SELECTION_INFO
 497   QString aValue = QString("\n\n\nDEBUG_SELECTION_INFO for '%1'\n%2\n%3\n%4")
 498                                               .arg(thePrefix.c_str())
 499                                               .arg(displayedInteractiveObjects(theContext))
 500                                               .arg(activeOwners(theContext))
 501                                               .arg(selectedOwners(theContext));
 502   qDebug(aValue.toStdString().c_str());
 503 #endif
 504 }
 505
 506 typedef QMap<QString, TopAbs_ShapeEnum> ShapeTypes;
 507 static ShapeTypes myShapeTypes;
 508
 509 TopAbs_ShapeEnum shapeType(const QString& theType)
 510 {
 511   if (myShapeTypes.count() == 0) {
 512     myShapeTypes["compound"]   = TopAbs_COMPOUND;
 513     myShapeTypes["compounds"]  = TopAbs_COMPOUND;
 514     myShapeTypes["compsolid"]  = TopAbs_COMPSOLID;
 515     myShapeTypes["compsolids"] = TopAbs_COMPSOLID;
 516     myShapeTypes["solid"]      = TopAbs_SOLID;
 517     myShapeTypes["solids"]     = TopAbs_SOLID;
 518     myShapeTypes["shell"]      = TopAbs_SHELL;
 519     myShapeTypes["shells"]     = TopAbs_SHELL;
 520     myShapeTypes["face"]       = TopAbs_FACE;
 521     myShapeTypes["faces"]      = TopAbs_FACE;
 522     myShapeTypes["wire"]       = TopAbs_WIRE;
 523     myShapeTypes["wires"]      = TopAbs_WIRE;
 524     myShapeTypes["edge"]       = TopAbs_EDGE;
 525     myShapeTypes["edges"]      = TopAbs_EDGE;
 526     myShapeTypes["vertex"]     = TopAbs_VERTEX;
 527     myShapeTypes["vertices"]   = TopAbs_VERTEX;
 528     myShapeTypes["objects"]    = TopAbs_SHAPE;
 529   }
 530   QString aType = theType.toLower();
 531   if(myShapeTypes.contains(aType))
 532     return myShapeTypes[aType];
 533   Events_Error::send("Shape type defined in XML is not implemented!");
 534   return TopAbs_SHAPE;
 535 }
 536
 537 void checkObjects(const QObjectPtrList& theObjects, bool& hasResult, bool& hasFeature,
 538                   bool& hasParameter, bool& hasCompositeOwner)
 539 {
 540   hasResult = false;
 541   hasFeature = false;
 542   hasParameter = false;
 543   hasCompositeOwner = false;
 544   foreach(ObjectPtr aObj, theObjects) {
 545     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 546     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 547     ResultParameterPtr aConstruction = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aResult);
 548
 549     hasResult |= (aResult.get() != NULL);
 550     hasFeature |= (aFeature.get() != NULL);
 551     hasParameter |= (aConstruction.get() != NULL);
 552     if (hasFeature)
 553       hasCompositeOwner |= (ModelAPI_Tools::compositeOwner(aFeature) != NULL);
 554     if (hasFeature && hasResult  && hasParameter && hasCompositeOwner)
 555       break;
 556   }
 557 }
 558
 559 void setDefaultDeviationCoefficient(const TopoDS_Shape& theShape,
 560                                     const Handle(Prs3d_Drawer)& theDrawer)
 561 {
 562   if (theShape.IsNull())
 563     return;
 564   TopAbs_ShapeEnum aType = theShape.ShapeType();
 565   if ((aType == TopAbs_EDGE) || (aType == TopAbs_WIRE))
 566     theDrawer->SetDeviationCoefficient(1.e-4);
 567 }
 568
 569 Quantity_Color color(const std::string& theSection,
 570                      const std::string& theName,
 571                      const std::string& theDefault)
 572 {
 573   std::vector<int> aColor = Config_PropManager::color(theSection, theName, theDefault);
 574   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 575 }
 576
 577 ObjectPtr getObject(const AttributePtr& theAttribute)
 578 {
 579   ObjectPtr anObject;
 580   std::string anAttrType = theAttribute->attributeType();
 581   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 582     AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 583     if (anAttr != NULL && anAttr->isObject())
 584       anObject = anAttr->object();
 585   }
 586   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 587     AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 588     if (anAttr != NULL)
 589       anObject = anAttr->context();
 590   }
 591   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 592     AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 593     if (anAttr.get() != NULL)
 594       anObject = anAttr->value();
 595   }
 596   return anObject;
 597 }
 598
 599 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 600 {
 601   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 602
 603   // for compounds check sub-shapes: it may be compound of needed type:
 604   // Booleans may produce compounds of Solids
 605   if (aShapeType == TopAbs_COMPOUND) {
 606     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 607       if (!aSubs.Value().IsNull()) {
 608         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 609         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 610           aShapeType = TopAbs_COMPOUND;
 611           break;
 612         }
 613         if (aShapeType == TopAbs_COMPOUND) {
 614           aShapeType = aSubType;
 615         } else if (aShapeType != aSubType) { // compound of shapes of different types
 616           aShapeType = TopAbs_COMPOUND;
 617           break;
 618         }
 619       }
 620     }
 621   }
 622   return aShapeType;
 623 }
 624
 625 void getParameters(QStringList& theParameters)
 626 {
 627   theParameters.clear();
 628
 629   SessionPtr aSession = ModelAPI_Session::get();
 630   std::list<DocumentPtr> aDocList;
 631   DocumentPtr anActiveDocument = aSession->activeDocument();
 632   DocumentPtr aRootDocument = aSession->moduleDocument();
 633   aDocList.push_back(anActiveDocument);
 634   if (anActiveDocument != aRootDocument) {
 635     aDocList.push_back(aRootDocument);
 636   }
 637   std::string aGroupId = ModelAPI_ResultParameter::group();
 638   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 639     DocumentPtr aDocument = *it;
 640     int aSize = aDocument->size(aGroupId);
 641     for (int i = 0; i < aSize; i++) {
 642       ObjectPtr anObject = aDocument->object(aGroupId, i);
 643       std::string aParameterName = anObject->data()->name();
 644       theParameters.append(aParameterName.c_str());
 645     }
 646   }
 647 }
 648
 649 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop, const FeaturePtr& theFeature)
 650 {
 651   std::string anAttributeId;
 652
 653   std::string aXmlCfg, aDescription;
 654   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 655
 656   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 657   std::string anAttributeTitle;
 658   aFactory.getGreedAttribute(anAttributeId);
 659
 660   return anAttributeId;
 661 }
 662
 663 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 664                const std::shared_ptr<GeomAPI_Shape>& theShape,
 665                ModuleBase_IWorkshop* theWorkshop,
 666                const bool theTemporarily)
 667 {
 668   bool aHasObject = false;
 669   if (!theAttribute.get())
 670     return aHasObject;
 671
 672   std::string aType = theAttribute->attributeType();
 673   if (aType == ModelAPI_AttributeReference::typeId()) {
 674     AttributeReferencePtr aRef = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 675     ObjectPtr aObject = aRef->value();
 676     aHasObject = aObject && aObject->isSame(theObject);
 677     //if (!(aObject && aObject->isSame(theObject))) {
 678     //  aRef->setValue(theObject);
 679     //}
 680   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 681     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 682
 683     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 684     if (anAttribute.get()) {
 685       //aRefAttr->setAttr(anAttribute);
 686     }
 687     else {
 688       ObjectPtr aObject = aRefAttr->object();
 689       aHasObject = aObject && aObject->isSame(theObject);
 690       //if (!(aObject && aObject->isSame(theObject))) {
 691       //  aRefAttr->setObject(theObject);
 692       //}
 693     }
 694   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 695     /*AttributeSelectionPtr aSelectAttr =
 696                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 697     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 698     if (aSelectAttr.get() != NULL) {
 699       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 700     }*/
 701   }
 702   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 703     AttributeSelectionListPtr aSelectionListAttr =
 704                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 705     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 706     aHasObject = aSelectionListAttr->isInList(aResult, theShape, theTemporarily);
 707     //if (!theCheckIfAttributeHasObject || !aSelectionListAttr->isInList(aResult, theShape, theTemporarily))
 708     //  aSelectionListAttr->append(aResult, theShape, theTemporarily);
 709   }
 710   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 711     AttributeRefListPtr aRefListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 712     aHasObject = aRefListAttr->isInList(theObject);
 713     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 714     //  aRefListAttr->append(theObject);
 715   }
 716   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 717     AttributeRefAttrListPtr aRefAttrListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 718     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 719
 720     if (anAttribute.get()) {
 721       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 722       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 723       //  aRefAttrListAttr->append(anAttribute);
 724     }
 725     else {
 726       aHasObject = aRefAttrListAttr->isInList(theObject);
 727       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 728       //  aRefAttrListAttr->append(theObject);
 729     }
 730   }
 731   return aHasObject;
 732 }
 733
 734 void setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 735                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 736                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 737 {
 738   if (!theAttribute.get())
 739     return;
 740
 741   std::string aType = theAttribute->attributeType();
 742   if (aType == ModelAPI_AttributeReference::typeId()) {
 743     AttributeReferencePtr aRef = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 744     ObjectPtr aObject = aRef->value();
 745     if (!(aObject && aObject->isSame(theObject))) {
 746       aRef->setValue(theObject);
 747     }
 748   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 749     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 750
 751     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 752     if (anAttribute.get())
 753       aRefAttr->setAttr(anAttribute);
 754     else {
 755       ObjectPtr aObject = aRefAttr->object();
 756       if (!(aObject && aObject->isSame(theObject))) {
 757         aRefAttr->setObject(theObject);
 758       }
 759     }
 760   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 761     AttributeSelectionPtr aSelectAttr =
 762                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 763     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 764     if (aSelectAttr.get() != NULL) {
 765       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 766     }
 767   }
 768   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 769     AttributeSelectionListPtr aSelectionListAttr =
 770                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 771     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 772     if (!theCheckIfAttributeHasObject || !aSelectionListAttr->isInList(aResult, theShape, theTemporarily))
 773       aSelectionListAttr->append(aResult, theShape, theTemporarily);
 774   }
 775   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 776     AttributeRefListPtr aRefListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 777     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 778       aRefListAttr->append(theObject);
 779   }
 780   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 781     AttributeRefAttrListPtr aRefAttrListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 782     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 783
 784     if (anAttribute.get()) {
 785       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 786         aRefAttrListAttr->append(anAttribute);
 787     }
 788     else {
 789       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 790         aRefAttrListAttr->append(theObject);
 791     }
 792   }
 793 }
 794
 795 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 796 {
 797   GeomShapePtr aShape;
 798   if (!theAttribute.get())
 799     return aShape;
 800
 801   std::string aType = theAttribute->attributeType();
 802   if (aType == ModelAPI_AttributeReference::typeId()) {
 803   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 804     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 805     if (aRefAttr.get() && !aRefAttr->isObject()) {
 806       AttributePtr anAttribute = aRefAttr->attr();
 807       aShape = theWorkshop->module()->findShape(anAttribute);
 808     }
 809   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 810     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 811                                                                                  (theAttribute);
 812     aShape = aSelectAttr->value();
 813   }
 814   return aShape;
 815 }
 816
 817 void flushUpdated(ObjectPtr theObject)
 818 {
 819   blockUpdateViewer(true);
 820
 821   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 822
 823   blockUpdateViewer(false);
 824 }
 825
 826 void blockUpdateViewer(const bool theValue)
 827 {
 828   // the viewer update should be blocked in order to avoid the temporary feature content
 829   // when the solver processes the feature, the redisplay message can be flushed
 830   // what caused the display in the viewer preliminary states of object
 831   // e.g. fillet feature, angle value change
 832   std::shared_ptr<Events_Message> aMsg;
 833   if (theValue) {
 834     aMsg = std::shared_ptr<Events_Message>(
 835         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 836   }
 837   else {
 838     // the viewer update should be unblocked
 839     aMsg = std::shared_ptr<Events_Message>(
 840         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 841   }
 842   Events_Loop::loop()->send(aMsg);
 843 }
 844
 845 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 846                                           int theMaxLineInPixels)
 847 {
 848   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 849   static qreal phi = 2.618;
 850
 851   QRect aBounds = tfm.boundingRect(theValue);
 852   if(aBounds.width() <= theMaxLineInPixels)
 853     return theValue;
 854
 855   qreal s = aBounds.width() * aBounds.height();
 856   qreal aGoldWidth = sqrt(s*phi);
 857
 858   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 859   QStringList aLines;
 860   int n = aWords.count();
 861   QString aLine;
 862   for (int i = 0; i < n; i++) {
 863     QString aLineExt = aLine + " " + aWords[i];
 864     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 865     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 866     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 867     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 868     if(aDeltaNonExt < aDeltaExt) {
 869       // new line
 870       aLines.append(aLine);
 871       aLine = aWords[i];
 872     }
 873     else
 874       aLine = aLineExt;
 875   }
 876
 877   if(!aLine.isEmpty())
 878     aLines.append(aLine);
 879
 880   QString aResult = aLines.join("\n");
 881   return aResult;
 882 }
 883
 884 //**************************************************************
 885 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject, std::set<FeaturePtr>& theRefFeatures)
 886 {
 887   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 888   if (aFeature.get()) {
 889     DocumentPtr aFeatureDoc = aFeature->document();
 890     // 1. find references in the current document
 891     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 892   }
 893 }
 894
 895
 896 //**************************************************************
 897 bool isSubOfComposite(const ObjectPtr& theObject)
 898 {
 899   bool isSub = false;
 900   std::set<FeaturePtr> aRefFeatures;
 901   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 902   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 903                                        aLast = aRefFeatures.end();
 904   for (; anIt != aLast && !isSub; anIt++) {
 905     isSub = isSubOfComposite(theObject, *anIt);
 906   }
 907   return isSub;
 908 }
 909
 910 //**************************************************************
 911 bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 912 {
 913   bool isSub = false;
 914   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 915   if (aComposite.get()) {
 916     isSub = aComposite->isSub(theObject);
 917     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 918     // separated by composite sketch feature
 919     if (!isSub) {
 920       int aNbSubs = aComposite->numberOfSubs();
 921       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 922         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 923       }
 924     }
 925   }
 926   return isSub;
 927 }
 928
 929 //**************************************************************
 930 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 931 {
 932   bool isResult = false;
 933
 934   if (!theFeature->data()->isValid())
 935     return isResult;
 936
 937   ResultPtr aFirstResult = theFeature->firstResult();
 938   if (!aFirstResult.get())
 939     return isResult;
 940
 941   return aFirstResult->groupName() == theGroupOfResult;
 942 }
 943
 944 //**************************************************************
 945 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 946                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 947                  QWidget* theParent,
 948                  std::set<FeaturePtr>& theReferencesToDelete)
 949 {
 950   std::set<FeaturePtr> aFeaturesRefsTo;
 951   std::set<FeaturePtr> aFeaturesRefsToParameter;
 952   std::set<FeaturePtr> aParameterFeatures;
 953   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 954                                        aLast = theFeatures.end();
 955   // separate features to references to parameter features and references to others
 956   for (; anIt != aLast; anIt++) {
 957     FeaturePtr aFeature = *anIt;
 958     if (theReferences.find(aFeature) == theReferences.end())
 959       continue;
 960
 961     std::set<FeaturePtr> aRefFeatures;
 962     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 963     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 964     for (; aRefIt != aRefLast; aRefIt++) {
 965       FeaturePtr aRefFeature = *aRefIt;
 966       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 967           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 968         aRefFeatures.insert(aRefFeature);
 969     }
 970
 971     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 972       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 973       aParameterFeatures.insert(aFeature);
 974     }
 975     else {
 976       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 977     }
 978   }
 979
 980   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 981   anIt = aFeaturesRefsToParameter.begin();
 982   aLast = aFeaturesRefsToParameter.end();
 983   // separate features to references to parameter features and references to others
 984   QStringList aParamFeatureNames;
 985   for (; anIt != aLast; anIt++) {
 986     FeaturePtr aFeature = *anIt;
 987     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 988       aFeaturesRefsToParameterOnly.insert(aFeature);
 989       aParamFeatureNames.append(aFeature->name().c_str());
 990     }
 991   }
 992   aParamFeatureNames.sort();
 993   QStringList aPartFeatureNames, anOtherFeatureNames;
 994   anIt = theReferencesToDelete.begin();
 995   aLast = theReferencesToDelete.end();
 996   for (; anIt != aLast; anIt++) {
 997     FeaturePtr aFeature = *anIt;
 998     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 999       aPartFeatureNames.append(aFeature->name().c_str());
1000     else
1001       anOtherFeatureNames.append(aFeature->name().c_str());
1002   }
1003   aPartFeatureNames.sort();
1004   anOtherFeatureNames.sort();
1005
1006   bool aCanReplaceParameters = !aFeaturesRefsToParameterOnly.empty();
1007
1008   QMessageBox aMessageBox(theParent);
1009   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1010   aMessageBox.setIcon(QMessageBox::Warning);
1011   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1012   aMessageBox.setDefaultButton(QMessageBox::No);
1013
1014   QString aText;
1015   QString aSep = ", ";
1016   if (!aPartFeatureNames.empty())
1017     aText += QString(QObject::tr("The following parts will be deleted: %1.\n")).arg(aPartFeatureNames.join(aSep));
1018   if (!anOtherFeatureNames.empty())
1019     aText += QString(QObject::tr("Selected features are used in the following features: %1.\nThese features will be deleted.\n"))
1020                      .arg(anOtherFeatureNames.join(aSep));
1021   if (!aParamFeatureNames.empty()) {
1022     aText += QString(QObject::tr("Selected parameters are used in the following features: %1.\nThese features will be deleted.\nOr parameters could be replaced by their values.\n"))
1023                      .arg(aParamFeatureNames.join(aSep));
1024     QPushButton *aReplaceButton = aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1025   }
1026
1027   if (!aText.isEmpty()) {
1028     aText += "Would you like to continue?";
1029     aMessageBox.setText(aText);
1030     aMessageBox.exec();
1031     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1032
1033     if (aButtonRole == QMessageBox::NoRole)
1034       return false;
1035
1036     if (aButtonRole == QMessageBox::ActionRole) {
1037       foreach (FeaturePtr aObj, aParameterFeatures)
1038         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1039     }
1040     else
1041       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(), aFeaturesRefsToParameterOnly.end());
1042   }
1043   return true;
1044 }
1045
1046 //**************************************************************
1047 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1048 {
1049   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1050   for(; anIt != aLast; anIt++) {
1051     ObjectPtr anObject = *anIt;
1052     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1053     // for parameter result, use the corresponded reature to be removed
1054     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1055       aFeature = ModelAPI_Feature::feature(anObject);
1056     }
1057     theFeatures.insert(aFeature);
1058   }
1059 }
1060
1061 } // namespace ModuleBase_Tools
1062
1063