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 <ModelAPI_ResultConstruction.h>
  25 #include <Events_Loop.h>
  26
  27 #include <ModelAPI_Data.h>
  28 #include <ModelAPI_Result.h>
  29 #include <ModelAPI_ResultCompSolid.h>
  30 #include <ModelAPI_ResultParameter.h>
  31 #include <ModelAPI_Tools.h>
  32 #include <ModelAPI_Session.h>
  33 #include <ModelAPI_Events.h>
  34
  35 #include <TopoDS_Iterator.hxx>
  36
  37 #include <GeomDataAPI_Point2D.h>
  38 #include <Events_InfoMessage.h>
  39 #include <GeomAPI_ShapeExplorer.h>
  40
  41 #include <Config_PropManager.h>
  42 #include <Config_Translator.h>
  43
  44 #include <Prs3d_PointAspect.hxx>
  45 #include <Graphic3d_AspectMarker3d.hxx>
  46
  47 #include <QWidget>
  48 #include <QLayout>
  49 #include <QPainter>
  50 #include <QBitmap>
  51 #include <QDoubleSpinBox>
  52 #include <QGraphicsDropShadowEffect>
  53 #include <QColor>
  54 #include <QApplication>
  55 #include <QMessageBox>
  56 #include <QAction>
  57 #include <QTextCodec>
  58
  59 #include <sstream>
  60 #include <string>
  61
  62 const double tolerance = 1e-7;
  63 const double DEFAULT_DEVIATION_COEFFICIENT = 1.e-4;
  64
  65 //#define DEBUG_ACTIVATE_WINDOW
  66 //#define DEBUG_SET_FOCUS
  67 //#define DEBUG_SELECTION_INFO
  68
  69 #ifdef DEBUG_SELECTION_INFO
  70 #include <ModuleBase_ISelection.h>
  71 #include <ModuleBase_ViewerPrs.h>
  72
  73 #include <AIS_InteractiveContext.hxx>
  74 #include <AIS_ListOfInteractive.hxx>
  75 #include <AIS_ListIteratorOfListOfInteractive.hxx>
  76 #include <AIS_Shape.hxx>
  77 #include <TopoDS_Shape.hxx>
  78 #include <AIS_LocalContext.hxx>
  79 #include <NCollection_List.hxx>
  80 #include <StdSelect_BRepOwner.hxx>
  81 #include <TColStd_ListOfInteger.hxx>
  82 #include <TColStd_ListIteratorOfListOfInteger.hxx>
  83 #endif
  84
  85 namespace ModuleBase_Tools {
  86
  87 //******************************************************************
  88
  89 //******************************************************************
  90
  91 void adjustMargins(QWidget* theWidget)
  92 {
  93   if(!theWidget)
  94     return;
  95   adjustMargins(theWidget->layout());
  96 }
  97
  98 void adjustMargins(QLayout* theLayout)
  99 {
 100   if(!theLayout)
 101     return;
 102   theLayout->setContentsMargins(2, 5, 2, 5);
 103   theLayout->setSpacing(4);
 104 }
 105
 106 void zeroMargins(QWidget* theWidget)
 107 {
 108   if(!theWidget)
 109     return;
 110   zeroMargins(theWidget->layout());
 111 }
 112
 113 void zeroMargins(QLayout* theLayout)
 114 {
 115   if(!theLayout)
 116     return;
 117   theLayout->setContentsMargins(0, 0, 0, 0);
 118   theLayout->setSpacing(5);
 119 }
 120
 121 void activateWindow(QWidget* theWidget, const QString& theInfo)
 122 {
 123   theWidget->activateWindow();
 124
 125 #ifdef DEBUG_ACTIVATE_WINDOW
 126   qDebug(QString("activateWindow: %1").arg(theInfo).toStdString().c_str());
 127 #endif
 128 }
 129
 130 void setFocus(QWidget* theWidget, const QString& theInfo)
 131 {
 132   theWidget->setFocus();
 133
 134 #ifdef DEBUG_SET_FOCUS
 135   qDebug(QString("setFocus: %1").arg(theInfo).toStdString().c_str());
 136 #endif
 137 }
 138
 139 void setShadowEffect(QWidget* theWidget, const bool isSetEffect)
 140 {
 141   if (isSetEffect) {
 142     QGraphicsDropShadowEffect* aGlowEffect = new QGraphicsDropShadowEffect();
 143     aGlowEffect->setOffset(.0);
 144     aGlowEffect->setBlurRadius(10.0);
 145     aGlowEffect->setColor(QColor(0, 170, 255)); // Light-blue color, #00AAFF
 146     theWidget->setGraphicsEffect(aGlowEffect);
 147   }
 148   else {
 149     QGraphicsEffect* anEffect = theWidget->graphicsEffect();
 150     if(anEffect)
 151       anEffect->deleteLater();
 152     theWidget->setGraphicsEffect(NULL);
 153   }
 154 }
 155
 156 QPixmap composite(const QString& theAdditionalIcon, const QString& theIcon)
 157 {
 158   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 159   QImage anAditional(theAdditionalIcon);
 160
 161   if (anIcon.isNull())
 162     return QPixmap();
 163
 164   int anAddWidth = anAditional.width();
 165   int anAddHeight = anAditional.height();
 166
 167   int aWidth = anIcon.width();
 168   int aHeight = anIcon.height();
 169
 170   int aStartWidthPos = aWidth - anAddWidth - 1;
 171   int aStartHeightPos = aHeight - anAddHeight - 1;
 172
 173   for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
 174   {
 175     for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
 176     {
 177       if (qAlpha(anAditional.pixel(i, j)) > 0)
 178         anIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, anAditional.pixel(i, j));
 179     }
 180   }
 181   return QPixmap::fromImage(anIcon);
 182 }
 183
 184 QPixmap lighter(const QString& theIcon, const int theLighterValue)
 185 {
 186   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 187   if (anIcon.isNull())
 188     return QPixmap();
 189
 190   QImage aResult = ModuleBase_IconFactory::loadImage(theIcon);
 191   for (int i = 0; i < anIcon.width(); i++)
 192   {
 193     for (int j = 0; j < anIcon.height(); j++)
 194     {
 195       QRgb anRgb = anIcon.pixel(i, j);
 196       QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
 197                          qAlpha(aResult.pixel(i, j)));
 198
 199       QColor aLighterColor = aPixelColor.lighter(theLighterValue);
 200       aResult.setPixel(i, j, qRgba(aLighterColor.red(), aLighterColor.green(),
 201                                     aLighterColor.blue(), aLighterColor.alpha()));
 202     }
 203   }
 204   return QPixmap::fromImage(aResult);
 205 }
 206
 207 void setSpinText(ModuleBase_ParamSpinBox* theSpin, const QString& theText)
 208 {
 209   if (theSpin->text() == theText)
 210     return;
 211   // In order to avoid extra text setting because it will
 212   // reset cursor position in control
 213   bool isBlocked = theSpin->blockSignals(true);
 214   theSpin->setText(theText);
 215   theSpin->blockSignals(isBlocked);
 216 }
 217
 218 void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
 219 {
 220   if (fabs(theSpin->value() - theValue) < tolerance)
 221     return;
 222   bool isBlocked = theSpin->blockSignals(true);
 223   theSpin->setValue(theValue);
 224   theSpin->blockSignals(isBlocked);
 225 }
 226
 227 void setSpinValue(ModuleBase_ParamSpinBox* theSpin, double theValue)
 228 {
 229   if (fabs(theSpin->value() - theValue) < tolerance)
 230     return;
 231   bool isBlocked = theSpin->blockSignals(true);
 232   theSpin->setValue(theValue);
 233   theSpin->blockSignals(isBlocked);
 234 }
 235
 236 void setSpinText(ModuleBase_ParamIntSpinBox* theSpin, const QString& theText)
 237 {
 238   // In order to avoid extra text setting because it will
 239   // reset cursor position in control
 240   if (theSpin->text() == theText)
 241     return;
 242   bool isBlocked = theSpin->blockSignals(true);
 243   theSpin->setText(theText);
 244   theSpin->blockSignals(isBlocked);
 245 }
 246
 247 void setSpinValue(ModuleBase_ParamIntSpinBox* theSpin, int theValue)
 248 {
 249   if (theSpin->value() == theValue)
 250     return;
 251   bool isBlocked = theSpin->blockSignals(true);
 252   theSpin->setValue(theValue);
 253   theSpin->blockSignals(isBlocked);
 254 }
 255
 256 QAction* createAction(const QIcon& theIcon, const QString& theText,
 257                       QObject* theParent, const QObject* theReceiver,
 258                       const char* theMember, const QString& theToolTip,
 259                       const QString& theStatusTip)
 260 {
 261   QAction* anAction = new QAction(theIcon, theText, theParent);
 262   anAction->setToolTip(theToolTip.isEmpty() ? theText : theToolTip);
 263   anAction->setStatusTip(!theStatusTip.isEmpty() ? theStatusTip :
 264                                                    (!theToolTip.isEmpty() ? theToolTip : theText));
 265   if (theReceiver)
 266     QObject::connect(anAction, SIGNAL(triggered(bool)), theReceiver, theMember);
 267
 268   return anAction;
 269 }
 270
 271 QString objectInfo(const ObjectPtr& theObj, const bool isUseAttributesInfo)
 272 {
 273   QString aFeatureStr = "feature";
 274   if (!theObj.get())
 275     return aFeatureStr;
 276
 277   std::ostringstream aPtrStr;
 278   aPtrStr << "[" << theObj.get() << "]";
 279
 280   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 281   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
 282   if(aRes.get()) {
 283     aFeatureStr.append(QString("(result%1)").arg(aPtrStr.str().c_str()).toStdString() .c_str());
 284     if (aRes->isDisabled())
 285       aFeatureStr.append("[disabled]");
 286     if (aRes->isConcealed())
 287       aFeatureStr.append("[concealed]");
 288     if (ModelAPI_Tools::hasSubResults(aRes))
 289       aFeatureStr.append("[hasSubResults]");
 290
 291     aFeature = ModelAPI_Feature::feature(aRes);
 292   }
 293   else
 294     aFeatureStr.append(aPtrStr.str().c_str());
 295
 296   if (aFeature.get()) {
 297     aFeatureStr.append(QString(": %1").arg(aFeature->getKind().c_str()).toStdString().c_str());
 298     if (aFeature->data()->isValid()) {
 299       aFeatureStr.append(QString(", name=%1").arg(theObj->data()->name().c_str()).toStdString()
 300                                                                                        .c_str());
 301     }
 302     if (isUseAttributesInfo) {
 303       std::list<AttributePtr> anAttrs = aFeature->data()->attributes("");
 304       std::list<AttributePtr>::const_iterator anIt = anAttrs.begin(), aLast = anAttrs.end();
 305       QStringList aValues;
 306       for(; anIt != aLast; anIt++) {
 307         AttributePtr anAttr = *anIt;
 308         QString aValue = "not defined";
 309         std::string aType = anAttr->attributeType();
 310         if (aType == GeomDataAPI_Point2D::typeId()) {
 311           std::shared_ptr<GeomDataAPI_Point2D> aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 312                                                                                          anAttr);
 313           if (aPoint.get())
 314             aValue = QString("(%1, %2)").arg(aPoint->x()).arg(aPoint->y());
 315         }
 316         else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 317         }
 318
 319         aValues.push_back(QString("%1: %2").arg(anAttr->id().c_str()).arg(aValue).toStdString().c_str());
 320       }
 321       if (!aValues.empty())
 322         aFeatureStr.append(QString(", attributes: %1").arg(aValues.join(", ").toStdString().c_str()));
 323     }
 324   }
 325
 326   return aFeatureStr;
 327 }
 328
 329 #ifdef DEBUG_SELECTION_INFO
 330 QString getShapeTypeInfo(const int theType)
 331 {
 332   QString anInfo = "Undefined";
 333   switch(theType) {
 334     case TopAbs_COMPOUND:  anInfo = "compound"; break;
 335     case TopAbs_COMPSOLID: anInfo = "compsolid"; break;
 336     case TopAbs_SOLID:     anInfo = "solid"; break;
 337     case TopAbs_SHELL:     anInfo = "shell"; break;
 338     case TopAbs_FACE:      anInfo = "face"; break;
 339     case TopAbs_WIRE:      anInfo = "wire"; break;
 340     case TopAbs_EDGE:      anInfo = "edge"; break;
 341     case TopAbs_VERTEX:    anInfo = "vertex"; break;
 342     case TopAbs_SHAPE:     anInfo = "shape"; break;
 343     default: break;
 344   }
 345   return anInfo;
 346 }
 347
 348 QString getModeInfo(const int theMode)
 349 {
 350   QString anInfo = "Undefined";
 351   switch(theMode) {
 352     case 0: anInfo = "SHAPE(0)"; break;
 353     case 1: anInfo = "VERTEX(1)"; break;
 354     case 2: anInfo = "EDGE(2)"; break;
 355     case 3: anInfo = "WIRE(3)"; break;
 356     case 4: anInfo = "FACE(4)"; break;
 357     case 5: anInfo = "SHELL(5)"; break;
 358     case 6: anInfo = "SOLID(6)"; break;
 359     case 7: anInfo = "COMPSOLID(7)"; break;
 360     case 8: anInfo = "COMPOUND(8)"; break;
 361     case 100: anInfo = "Sel_Mode_First(100)"; break; //SketcherPrs_Tools
 362     case 101: anInfo = "Sel_Constraint(101)"; break;
 363     case 102: anInfo = "Sel_Dimension_All(102)"; break;
 364     case 103: anInfo = "Sel_Dimension_Line(103)"; break;
 365     case 104: anInfo = "Sel_Dimension_Text(104)"; break;
 366     default: break;
 367   }
 368   return anInfo;
 369 }
 370
 371 QString displayedInteractiveObjects(Handle(AIS_InteractiveContext)& theContext,
 372                                     const bool theShapeInfoOnly = true)
 373 {
 374   if (theContext.IsNull())
 375     return "";
 376   AIS_ListOfInteractive aListOfIO;
 377   theContext->DisplayedObjects(aListOfIO, false);
 378   QStringList anObjects;
 379   AIS_ListIteratorOfListOfInteractive aIt;
 380   for (aIt.Initialize(aListOfIO); aIt.More(); aIt.Next()) {
 381     Handle(AIS_InteractiveObject) anAISIO = aIt.Value();
 382     Handle(AIS_Shape) aShapePrs = Handle(AIS_Shape)::DownCast(anAISIO);
 383     if (theShapeInfoOnly && aShapePrs.IsNull())
 384       continue;
 385
 386     QString anInfo = "IO";
 387     std::ostringstream aPtrStr;
 388     aPtrStr << "[" << anAISIO.Access() << "]";
 389     anInfo += aPtrStr.str().c_str();
 390
 391     if (!aShapePrs.IsNull()) {
 392       const TopoDS_Shape& aShape = aShapePrs->Shape();
 393       if (aShape.IsNull())
 394         Events_Error::throwException("An empty AIS presentation");
 395       else
 396         anInfo += QString(", shape type: %1").arg(getShapeTypeInfo(aShape.ShapeType()));
 397     }
 398     TColStd_ListOfInteger aTColModes;
 399     theContext->ActivatedModes(anAISIO, aTColModes);
 400     TColStd_ListIteratorOfListOfInteger itr( aTColModes );
 401     QIntList aModesActivatedForIO;
 402     bool isDeactivated = false;
 403     QStringList aModes;
 404     for (; itr.More(); itr.Next() ) {
 405       Standard_Integer aMode = itr.Value();
 406       aModes.append(getModeInfo(aMode));
 407       //int aShapeMode = (aMode > 8)? aMode : AIS_Shape::SelectionType(aMode);
 408     }
 409     if (aModes.size() > 0)
 410       anInfo += QString(", activated modes: %1").arg(aModes.join(", "));
 411
 412     anObjects += anInfo;
 413   }
 414   QString aValue = QString("displayedIO[%1]").arg(anObjects.size());
 415   if (anObjects.size() > 0)
 416     aValue += QString(":\n  %1").arg(anObjects.join("\n  "));
 417   return aValue;
 418 }
 419
 420 QString activeOwners(Handle(AIS_InteractiveContext)& theContext, const bool theShapeInfoOnly = true)
 421 {
 422   if (theContext.IsNull())
 423     return "";
 424   Handle(AIS_LocalContext) aLContext = theContext->LocalContext();
 425   TCollection_AsciiString aSelectionName = aLContext->SelectionName();
 426   aLContext->UnhilightPicked(Standard_False);
 427
 428   NCollection_List<Handle(SelectBasics_EntityOwner)> anActiveOwners;
 429   aLContext->MainSelector()->ActiveOwners(anActiveOwners);
 430   NCollection_List<Handle(SelectBasics_EntityOwner)>::Iterator anOwnersIt (anActiveOwners);
 431   Handle(SelectMgr_EntityOwner) anOwner;
 432   QStringList anObjects;
 433   for (; anOwnersIt.More(); anOwnersIt.Next()) {
 434     anOwner = Handle(SelectMgr_EntityOwner)::DownCast (anOwnersIt.Value());
 435     Handle(StdSelect_BRepOwner) BROwnr = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 436     if (theShapeInfoOnly && BROwnr.IsNull())
 437       continue;
 438
 439     QString anInfo = "Owner";
 440     std::ostringstream aPtrStr;
 441     aPtrStr << "[" << anOwner.Access() << "]";
 442     anInfo += aPtrStr.str().c_str();
 443
 444     Handle(AIS_InteractiveObject) aAISObj =
 445           Handle(AIS_InteractiveObject)::DownCast(anOwner->Selectable());
 446     if (!aAISObj.IsNull()) {
 447       std::ostringstream aPtrStr;
 448       aPtrStr << "[" << aAISObj.Access() << "]";
 449       anInfo += QString(", selectable(IO): %1").arg(aPtrStr.str().c_str());
 450     }
 451
 452     if (!BROwnr.IsNull() && BROwnr->HasShape()) {
 453       const TopoDS_Shape& aShape = BROwnr->Shape();
 454       if (aShape.IsNull())
 455         Events_Error::throwException("An empty AIS presentation");
 456       else
 457         anInfo += QString(", shape type: %1").arg(getShapeTypeInfo(aShape.ShapeType()));
 458     }
 459     anObjects += anInfo;
 460   }
 461   QString aValue = QString("activeOwners[%1]").arg(anObjects.size());
 462   if (anObjects.size() > 0)
 463     aValue += QString(":\n  %1").arg(anObjects.join("\n  "));
 464   return aValue;
 465 }
 466
 467 QString selectedOwners(Handle(AIS_InteractiveContext)& theContext, const bool theShapeInfoOnly = true)
 468 {
 469   QStringList anObjects;
 470   if (theContext.IsNull())
 471     return "";
 472
 473   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
 474   for (theContext->InitSelected(); theContext->MoreSelected(); theContext->NextSelected()) {
 475     Handle(SelectMgr_EntityOwner) anOwner = theContext->SelectedOwner();
 476     Handle(StdSelect_BRepOwner) BROwnr = Handle(StdSelect_BRepOwner)::DownCast(anOwner);
 477     if (theShapeInfoOnly && BROwnr.IsNull())
 478       continue;
 479
 480     if (aSelectedIds.contains((long)anOwner.Access()))
 481       continue;
 482     aSelectedIds.append((long)anOwner.Access());
 483
 484     QString anInfo = "Owner";
 485     std::ostringstream aPtrStr;
 486     aPtrStr << "[" << anOwner.Access() << "]";
 487     anInfo += aPtrStr.str().c_str();
 488
 489     if (!BROwnr.IsNull() && BROwnr->HasShape()) {
 490       const TopoDS_Shape& aShape = BROwnr->Shape();
 491       anInfo += QString(", shape type = %1").arg(getShapeTypeInfo(aShape.ShapeType()));
 492     }
 493     anObjects += anInfo;
 494   }
 495   QString aValue = QString("selectedOwners[%1]").arg(anObjects.size());
 496   if (anObjects.size() > 0)
 497     aValue += QString(":\n  %1").arg(anObjects.join("\n  "));
 498   return aValue;
 499 }
 500 #endif
 501
 502 void selectionInfo(Handle(AIS_InteractiveContext)& theContext, const std::string& thePrefix)
 503 {
 504 #ifdef DEBUG_SELECTION_INFO
 505   QString aValue = QString("\n\n\nDEBUG_SELECTION_INFO for '%1'\n%2\n%3\n%4")
 506                                               .arg(thePrefix.c_str())
 507                                               .arg(displayedInteractiveObjects(theContext))
 508                                               .arg(activeOwners(theContext))
 509                                               .arg(selectedOwners(theContext));
 510   qDebug(aValue.toStdString().c_str());
 511 #endif
 512 }
 513
 514 typedef QMap<QString, TopAbs_ShapeEnum> ShapeTypes;
 515 static ShapeTypes myShapeTypes;
 516
 517 TopAbs_ShapeEnum shapeType(const QString& theType)
 518 {
 519   if (myShapeTypes.count() == 0) {
 520     myShapeTypes["compound"]   = TopAbs_COMPOUND;
 521     myShapeTypes["compounds"]  = TopAbs_COMPOUND;
 522     myShapeTypes["compsolid"]  = TopAbs_COMPSOLID;
 523     myShapeTypes["compsolids"] = TopAbs_COMPSOLID;
 524     myShapeTypes["solid"]      = TopAbs_SOLID;
 525     myShapeTypes["solids"]     = TopAbs_SOLID;
 526     myShapeTypes["shell"]      = TopAbs_SHELL;
 527     myShapeTypes["shells"]     = TopAbs_SHELL;
 528     myShapeTypes["face"]       = TopAbs_FACE;
 529     myShapeTypes["faces"]      = TopAbs_FACE;
 530     myShapeTypes["wire"]       = TopAbs_WIRE;
 531     myShapeTypes["wires"]      = TopAbs_WIRE;
 532     myShapeTypes["edge"]       = TopAbs_EDGE;
 533     myShapeTypes["edges"]      = TopAbs_EDGE;
 534     myShapeTypes["vertex"]     = TopAbs_VERTEX;
 535     myShapeTypes["vertices"]   = TopAbs_VERTEX;
 536     myShapeTypes["objects"]    = TopAbs_SHAPE;
 537   }
 538   QString aType = theType.toLower();
 539   if(myShapeTypes.contains(aType))
 540     return myShapeTypes[aType];
 541   Events_InfoMessage("ModuleBase_Tools", "Shape type defined in XML is not implemented!").send();
 542   return TopAbs_SHAPE;
 543 }
 544
 545 void checkObjects(const QObjectPtrList& theObjects, bool& hasResult, bool& hasFeature,
 546                   bool& hasParameter, bool& hasCompositeOwner)
 547 {
 548   hasResult = false;
 549   hasFeature = false;
 550   hasParameter = false;
 551   hasCompositeOwner = false;
 552   foreach(ObjectPtr aObj, theObjects) {
 553     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 554     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 555     ResultParameterPtr aConstruction = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aResult);
 556
 557     hasResult |= (aResult.get() != NULL);
 558     hasFeature |= (aFeature.get() != NULL);
 559     hasParameter |= (aConstruction.get() != NULL);
 560     if (hasFeature)
 561       hasCompositeOwner |= (ModelAPI_Tools::compositeOwner(aFeature) != NULL);
 562     if (hasFeature && hasResult  && hasParameter && hasCompositeOwner)
 563       break;
 564   }
 565 }
 566
 567 bool setDefaultDeviationCoefficient(std::shared_ptr<GeomAPI_Shape> theGeomShape)
 568 {
 569   if (!theGeomShape.get())
 570     return false;
 571   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 572   // correction of deviation for them should not influence to the application performance
 573   GeomAPI_ShapeExplorer anExp(theGeomShape, GeomAPI_Shape::FACE);
 574   bool anEmpty = anExp.empty();
 575   return !anExp.more();
 576 }
 577
 578 void setDefaultDeviationCoefficient(const std::shared_ptr<ModelAPI_Result>& theResult,
 579                                     const Handle(Prs3d_Drawer)& theDrawer)
 580 {
 581   if (!theResult.get())
 582     return;
 583   bool aUseDeviation = false;
 584
 585   std::string aResultGroup = theResult->groupName();
 586   if (aResultGroup == ModelAPI_ResultConstruction::group())
 587     aUseDeviation = true;
 588   else if (aResultGroup == ModelAPI_ResultBody::group()) {
 589     GeomShapePtr aGeomShape = theResult->shape();
 590     if (aGeomShape.get())
 591       aUseDeviation = setDefaultDeviationCoefficient(aGeomShape);
 592   }
 593   if (aUseDeviation)
 594     theDrawer->SetDeviationCoefficient(DEFAULT_DEVIATION_COEFFICIENT);
 595 }
 596
 597 void setDefaultDeviationCoefficient(const TopoDS_Shape& theShape,
 598                                     const Handle(Prs3d_Drawer)& theDrawer)
 599 {
 600   if (theShape.IsNull())
 601     return;
 602
 603   std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape());
 604   aGeomShape->setImpl(new TopoDS_Shape(theShape));
 605   if (setDefaultDeviationCoefficient(aGeomShape))
 606     theDrawer->SetDeviationCoefficient(DEFAULT_DEVIATION_COEFFICIENT);
 607 }
 608
 609 Quantity_Color color(const std::string& theSection,
 610                      const std::string& theName,
 611                      const std::string& theDefault)
 612 {
 613   std::vector<int> aColor = Config_PropManager::color(theSection, theName, theDefault);
 614   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 615 }
 616
 617 ObjectPtr getObject(const AttributePtr& theAttribute)
 618 {
 619   ObjectPtr anObject;
 620   std::string anAttrType = theAttribute->attributeType();
 621   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 622     AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 623     if (anAttr != NULL && anAttr->isObject())
 624       anObject = anAttr->object();
 625   }
 626   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 627     AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 628     if (anAttr != NULL)
 629       anObject = anAttr->context();
 630   }
 631   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 632     AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 633     if (anAttr.get() != NULL)
 634       anObject = anAttr->value();
 635   }
 636   return anObject;
 637 }
 638
 639 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 640 {
 641   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 642
 643   // for compounds check sub-shapes: it may be compound of needed type:
 644   // Booleans may produce compounds of Solids
 645   if (aShapeType == TopAbs_COMPOUND) {
 646     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 647       if (!aSubs.Value().IsNull()) {
 648         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 649         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 650           aShapeType = TopAbs_COMPOUND;
 651           break;
 652         }
 653         if (aShapeType == TopAbs_COMPOUND) {
 654           aShapeType = aSubType;
 655         } else if (aShapeType != aSubType) { // compound of shapes of different types
 656           aShapeType = TopAbs_COMPOUND;
 657           break;
 658         }
 659       }
 660     }
 661   }
 662   return aShapeType;
 663 }
 664
 665 void getParameters(QStringList& theParameters)
 666 {
 667   theParameters.clear();
 668
 669   SessionPtr aSession = ModelAPI_Session::get();
 670   std::list<DocumentPtr> aDocList;
 671   DocumentPtr anActiveDocument = aSession->activeDocument();
 672   DocumentPtr aRootDocument = aSession->moduleDocument();
 673   aDocList.push_back(anActiveDocument);
 674   if (anActiveDocument != aRootDocument) {
 675     aDocList.push_back(aRootDocument);
 676   }
 677   std::string aGroupId = ModelAPI_ResultParameter::group();
 678   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 679     DocumentPtr aDocument = *it;
 680     int aSize = aDocument->size(aGroupId);
 681     for (int i = 0; i < aSize; i++) {
 682       ObjectPtr anObject = aDocument->object(aGroupId, i);
 683       std::string aParameterName = anObject->data()->name();
 684       theParameters.append(aParameterName.c_str());
 685     }
 686   }
 687 }
 688
 689 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop, const FeaturePtr& theFeature)
 690 {
 691   std::string anAttributeId;
 692
 693   std::string aXmlCfg, aDescription;
 694   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 695
 696   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 697   std::string anAttributeTitle;
 698   aFactory.getGreedAttribute(anAttributeId);
 699
 700   return anAttributeId;
 701 }
 702
 703 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 704                const std::shared_ptr<GeomAPI_Shape>& theShape,
 705                ModuleBase_IWorkshop* theWorkshop,
 706                const bool theTemporarily)
 707 {
 708   bool aHasObject = false;
 709   if (!theAttribute.get())
 710     return aHasObject;
 711
 712   std::string aType = theAttribute->attributeType();
 713   if (aType == ModelAPI_AttributeReference::typeId()) {
 714     AttributeReferencePtr aRef = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 715     ObjectPtr aObject = aRef->value();
 716     aHasObject = aObject && aObject->isSame(theObject);
 717     //if (!(aObject && aObject->isSame(theObject))) {
 718     //  aRef->setValue(theObject);
 719     //}
 720   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 721     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 722
 723     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 724     if (anAttribute.get()) {
 725       //aRefAttr->setAttr(anAttribute);
 726     }
 727     else {
 728       ObjectPtr aObject = aRefAttr->object();
 729       aHasObject = aObject && aObject->isSame(theObject);
 730       //if (!(aObject && aObject->isSame(theObject))) {
 731       //  aRefAttr->setObject(theObject);
 732       //}
 733     }
 734   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 735     /*AttributeSelectionPtr aSelectAttr =
 736                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 737     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 738     if (aSelectAttr.get() != NULL) {
 739       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 740     }*/
 741   }
 742   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 743     AttributeSelectionListPtr aSelectionListAttr =
 744                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 745     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 746     aHasObject = aSelectionListAttr->isInList(aResult, theShape, theTemporarily);
 747     //if (!theCheckIfAttributeHasObject || !aSelectionListAttr->isInList(aResult, theShape, theTemporarily))
 748     //  aSelectionListAttr->append(aResult, theShape, theTemporarily);
 749   }
 750   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 751     AttributeRefListPtr aRefListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 752     aHasObject = aRefListAttr->isInList(theObject);
 753     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 754     //  aRefListAttr->append(theObject);
 755   }
 756   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 757     AttributeRefAttrListPtr aRefAttrListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 758     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 759
 760     if (anAttribute.get()) {
 761       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 762       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 763       //  aRefAttrListAttr->append(anAttribute);
 764     }
 765     else {
 766       aHasObject = aRefAttrListAttr->isInList(theObject);
 767       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 768       //  aRefAttrListAttr->append(theObject);
 769     }
 770   }
 771   return aHasObject;
 772 }
 773
 774 void setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 775                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 776                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 777 {
 778   if (!theAttribute.get())
 779     return;
 780
 781   std::string aType = theAttribute->attributeType();
 782   if (aType == ModelAPI_AttributeReference::typeId()) {
 783     AttributeReferencePtr aRef = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 784     ObjectPtr aObject = aRef->value();
 785     if (!(aObject && aObject->isSame(theObject))) {
 786       aRef->setValue(theObject);
 787     }
 788   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 789     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 790
 791     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 792     if (anAttribute.get())
 793       aRefAttr->setAttr(anAttribute);
 794     else {
 795       ObjectPtr aObject = aRefAttr->object();
 796       if (!(aObject && aObject->isSame(theObject))) {
 797         aRefAttr->setObject(theObject);
 798       }
 799     }
 800   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 801     AttributeSelectionPtr aSelectAttr =
 802                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 803     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 804     if (aSelectAttr.get() != NULL) {
 805       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 806     }
 807   }
 808   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 809     AttributeSelectionListPtr aSelectionListAttr =
 810                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 811     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 812     if (!theCheckIfAttributeHasObject || !aSelectionListAttr->isInList(aResult, theShape, theTemporarily))
 813       aSelectionListAttr->append(aResult, theShape, theTemporarily);
 814   }
 815   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 816     AttributeRefListPtr aRefListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 817     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 818       aRefListAttr->append(theObject);
 819   }
 820   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 821     AttributeRefAttrListPtr aRefAttrListAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 822     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 823
 824     if (anAttribute.get()) {
 825       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 826         aRefAttrListAttr->append(anAttribute);
 827     }
 828     else {
 829       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 830         aRefAttrListAttr->append(theObject);
 831     }
 832   }
 833 }
 834
 835 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 836 {
 837   GeomShapePtr aShape;
 838   if (!theAttribute.get())
 839     return aShape;
 840
 841   std::string aType = theAttribute->attributeType();
 842   if (aType == ModelAPI_AttributeReference::typeId()) {
 843   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 844     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 845     if (aRefAttr.get() && !aRefAttr->isObject()) {
 846       AttributePtr anAttribute = aRefAttr->attr();
 847       aShape = theWorkshop->module()->findShape(anAttribute);
 848     }
 849   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 850     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 851                                                                                  (theAttribute);
 852     aShape = aSelectAttr->value();
 853   }
 854   return aShape;
 855 }
 856
 857 void flushUpdated(ObjectPtr theObject)
 858 {
 859   blockUpdateViewer(true);
 860
 861   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 862
 863   blockUpdateViewer(false);
 864 }
 865
 866 void blockUpdateViewer(const bool theValue)
 867 {
 868   // the viewer update should be blocked in order to avoid the temporary feature content
 869   // when the solver processes the feature, the redisplay message can be flushed
 870   // what caused the display in the viewer preliminary states of object
 871   // e.g. fillet feature, angle value change
 872   std::shared_ptr<Events_Message> aMsg;
 873   if (theValue) {
 874     aMsg = std::shared_ptr<Events_Message>(
 875         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 876   }
 877   else {
 878     // the viewer update should be unblocked
 879     aMsg = std::shared_ptr<Events_Message>(
 880         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 881   }
 882   Events_Loop::loop()->send(aMsg);
 883 }
 884
 885 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 886                                           int theMaxLineInPixels)
 887 {
 888   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 889   static qreal phi = 2.618;
 890
 891   QRect aBounds = tfm.boundingRect(theValue);
 892   if(aBounds.width() <= theMaxLineInPixels)
 893     return theValue;
 894
 895   qreal s = aBounds.width() * aBounds.height();
 896   qreal aGoldWidth = sqrt(s*phi);
 897
 898   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 899   QStringList aLines;
 900   int n = aWords.count();
 901   QString aLine;
 902   for (int i = 0; i < n; i++) {
 903     QString aLineExt = aLine + " " + aWords[i];
 904     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 905     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 906     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 907     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 908     if(aDeltaNonExt < aDeltaExt) {
 909       // new line
 910       aLines.append(aLine);
 911       aLine = aWords[i];
 912     }
 913     else
 914       aLine = aLineExt;
 915   }
 916
 917   if(!aLine.isEmpty())
 918     aLines.append(aLine);
 919
 920   QString aResult = aLines.join("\n");
 921   return aResult;
 922 }
 923
 924 //**************************************************************
 925 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject, std::set<FeaturePtr>& theRefFeatures)
 926 {
 927   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 928   if (aFeature.get()) {
 929     DocumentPtr aFeatureDoc = aFeature->document();
 930     // 1. find references in the current document
 931     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 932   }
 933 }
 934
 935
 936 //**************************************************************
 937 bool isSubOfComposite(const ObjectPtr& theObject)
 938 {
 939   bool isSub = false;
 940   std::set<FeaturePtr> aRefFeatures;
 941   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 942   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 943                                        aLast = aRefFeatures.end();
 944   for (; anIt != aLast && !isSub; anIt++) {
 945     isSub = isSubOfComposite(theObject, *anIt);
 946   }
 947   return isSub;
 948 }
 949
 950 //**************************************************************
 951 bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 952 {
 953   bool isSub = false;
 954   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 955   if (aComposite.get()) {
 956     isSub = aComposite->isSub(theObject);
 957     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 958     // separated by composite sketch feature
 959     if (!isSub) {
 960       int aNbSubs = aComposite->numberOfSubs();
 961       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 962         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 963       }
 964     }
 965   }
 966   return isSub;
 967 }
 968
 969 //**************************************************************
 970 ResultPtr firstResult(const ObjectPtr& theObject)
 971 {
 972   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 973   if (!aResult.get()) {
 974     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 975     if (aFeature.get())
 976       aResult = aFeature->firstResult();
 977   }
 978   return aResult;
 979 }
 980
 981 //**************************************************************
 982 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 983 {
 984   bool isResult = false;
 985
 986   if (!theFeature->data()->isValid())
 987     return isResult;
 988
 989   ResultPtr aFirstResult = theFeature->firstResult();
 990   if (!aFirstResult.get())
 991     return isResult;
 992
 993   return aFirstResult->groupName() == theGroupOfResult;
 994 }
 995
 996 //**************************************************************
 997 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 998 {
 999   bool aFoundModuleDocumentObject = false;
1000   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
1001
1002   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
1003   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
1004     FeaturePtr aFeature = *anIt;
1005     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
1006     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
1007       continue;
1008     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
1009   }
1010
1011   return aFoundModuleDocumentObject;
1012 }
1013
1014 //**************************************************************
1015 bool askToDelete(const std::set<FeaturePtr> theFeatures,
1016                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
1017                  QWidget* theParent,
1018                  std::set<FeaturePtr>& theReferencesToDelete)
1019 {
1020   QString aNotActivatedDocWrn;
1021   std::string aNotActivatedNames;
1022   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
1023     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
1024       aNotActivatedDocWrn = QObject::tr("Selected objects can be used in Part documents which are not loaded:%1.\n")
1025                             .arg(aNotActivatedNames.c_str());
1026   }
1027
1028   std::set<FeaturePtr> aFeaturesRefsTo;
1029   std::set<FeaturePtr> aFeaturesRefsToParameter;
1030   std::set<FeaturePtr> aParameterFeatures;
1031   QStringList aPartFeatureNames;
1032   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
1033                                        aLast = theFeatures.end();
1034   // separate features to references to parameter features and references to others
1035   for (; anIt != aLast; anIt++) {
1036     FeaturePtr aFeature = *anIt;
1037     if (theReferences.find(aFeature) == theReferences.end())
1038       continue;
1039
1040     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
1041       aPartFeatureNames.append(aFeature->name().c_str());
1042
1043     std::set<FeaturePtr> aRefFeatures;
1044     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
1045     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
1046     for (; aRefIt != aRefLast; aRefIt++) {
1047       FeaturePtr aRefFeature = *aRefIt;
1048       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
1049           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
1050         aRefFeatures.insert(aRefFeature);
1051     }
1052
1053     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
1054       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
1055       aParameterFeatures.insert(aFeature);
1056     }
1057     else {
1058       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
1059     }
1060   }
1061
1062   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
1063   anIt = aFeaturesRefsToParameter.begin();
1064   aLast = aFeaturesRefsToParameter.end();
1065   // separate features to references to parameter features and references to others
1066   QStringList aParamFeatureNames;
1067   for (; anIt != aLast; anIt++) {
1068     FeaturePtr aFeature = *anIt;
1069     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
1070       aFeaturesRefsToParameterOnly.insert(aFeature);
1071       aParamFeatureNames.append(aFeature->name().c_str());
1072     }
1073   }
1074   aParamFeatureNames.sort();
1075   QStringList anOtherFeatureNames;
1076   anIt = theReferencesToDelete.begin();
1077   aLast = theReferencesToDelete.end();
1078   for (; anIt != aLast; anIt++) {
1079     FeaturePtr aFeature = *anIt;
1080     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
1081       aPartFeatureNames.append(aFeature->name().c_str());
1082     else
1083       anOtherFeatureNames.append(aFeature->name().c_str());
1084   }
1085   aPartFeatureNames.sort();
1086   anOtherFeatureNames.sort();
1087
1088   bool aCanReplaceParameters = !aFeaturesRefsToParameterOnly.empty();
1089
1090   QMessageBox aMessageBox(theParent);
1091   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1092   aMessageBox.setIcon(QMessageBox::Warning);
1093   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1094   aMessageBox.setDefaultButton(QMessageBox::No);
1095
1096   QString aText;
1097   QString aSep = ", ";
1098   if (!aPartFeatureNames.empty())
1099     aText += QString(QObject::tr("The following parts will be deleted: %1.\n")).arg(aPartFeatureNames.join(aSep));
1100   if (!aNotActivatedDocWrn.isEmpty())
1101     aText += aNotActivatedDocWrn;
1102   if (!anOtherFeatureNames.empty())
1103     aText += QString(QObject::tr("Selected features are used in the following features: %1.\nThese features will be deleted.\n"))
1104                      .arg(anOtherFeatureNames.join(aSep));
1105   if (!aParamFeatureNames.empty()) {
1106     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"))
1107                      .arg(aParamFeatureNames.join(aSep));
1108     QPushButton *aReplaceButton = aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1109   }
1110
1111   if (!aText.isEmpty()) {
1112     aText += "Would you like to continue?";
1113     aMessageBox.setText(aText);
1114     aMessageBox.exec();
1115     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1116
1117     if (aButtonRole == QMessageBox::NoRole)
1118       return false;
1119
1120     if (aButtonRole == QMessageBox::ActionRole) {
1121       foreach (FeaturePtr aObj, aParameterFeatures)
1122         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1123     }
1124     else
1125       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(), aFeaturesRefsToParameterOnly.end());
1126   }
1127   return true;
1128 }
1129
1130 //**************************************************************
1131 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1132 {
1133   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1134   for(; anIt != aLast; anIt++) {
1135     ObjectPtr anObject = *anIt;
1136     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1137     // for parameter result, use the corresponded reature to be removed
1138     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1139       aFeature = ModelAPI_Feature::feature(anObject);
1140     }
1141     theFeatures.insert(aFeature);
1142   }
1143 }
1144
1145 void translate(const std::string& theContext, std::string& theMessage)
1146 {
1147   if (!theMessage.empty()) {
1148     std::string aStr = Config_Translator::translate(theContext, theMessage);
1149     if (!aStr.empty()) {
1150       std::string aCodec = Config_Translator::codec(theContext);
1151       theMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str()).toStdString();
1152     }
1153   }
1154 }
1155
1156 void setPointBallHighlighting(AIS_Shape* theAIS)
1157 {
1158   Handle(Prs3d_Drawer) aDrawer = theAIS->HilightAttributes();
1159   if (aDrawer->HasOwnPointAspect()) {
1160     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1161     aPntAspect->Aspect()->SetType(Aspect_TOM_BALL);
1162     aDrawer->SetPointAspect(aPntAspect);
1163     theAIS->SetHilightAttributes(aDrawer);
1164   }
1165 }
1166
1167 } // namespace ModuleBase_Tools
1168
1169