src/ModuleBase/ModuleBase_Tools.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_Tools.h"
  21
  22 #include <ModuleBase_ParamIntSpinBox.h>
  23 #include <ModuleBase_ParamSpinBox.h>
  24 #include <ModuleBase_WidgetFactory.h>
  25 #include <ModuleBase_IWorkshop.h>
  26 #include <ModuleBase_IModule.h>
  27 #include <ModuleBase_IViewer.h>
  28 #include <ModuleBase_IconFactory.h>
  29 #include <ModuleBase_ResultPrs.h>
  30 #include <ModuleBase_ViewerPrs.h>
  31
  32 #include <ModelAPI_Attribute.h>
  33 #include <ModelAPI_AttributeRefAttr.h>
  34 #include <ModelAPI_AttributeReference.h>
  35 #include <ModelAPI_AttributeSelection.h>
  36 #include <ModelAPI_AttributeSelectionList.h>
  37 #include <ModelAPI_AttributeRefList.h>
  38 #include <ModelAPI_AttributeRefAttrList.h>
  39 #include <ModelAPI_ResultPart.h>
  40 #include <ModelAPI_ResultConstruction.h>
  41 #include <ModelAPI_AttributeString.h>
  42 #include <ModelAPI_Expression.h>
  43 #include <ModelAPI_ResultField.h>
  44 #include <Events_Loop.h>
  45
  46 #include <ModelAPI_Data.h>
  47 #include <ModelAPI_Result.h>
  48 #include <ModelAPI_ResultParameter.h>
  49 #include <ModelAPI_Tools.h>
  50 #include <ModelAPI_Session.h>
  51 #include <ModelAPI_Events.h>
  52 #include <ModelAPI_Folder.h>
  53
  54 #include <ModelGeomAlgo_Point2D.h>
  55
  56 #include <StdSelect_BRepOwner.hxx>
  57 #include <TopoDS_Iterator.hxx>
  58 #include <AIS_InteractiveContext.hxx>
  59 #include <Prs3d_LineAspect.hxx>
  60 #include <Prs3d_PlaneAspect.hxx>
  61
  62 #include <GeomDataAPI_Point2D.h>
  63 #include <Events_InfoMessage.h>
  64 #include <GeomAPI_ShapeExplorer.h>
  65
  66 #include <Config_PropManager.h>
  67 #include <Config_Translator.h>
  68
  69 #include <Prs3d_PointAspect.hxx>
  70 #include <Graphic3d_AspectMarker3d.hxx>
  71
  72 #include <Image_AlienPixMap.hxx>
  73
  74 #include <QWidget>
  75 #include <QLayout>
  76 #include <QPainter>
  77 #include <QBitmap>
  78 #include <QDoubleSpinBox>
  79 #include <QGraphicsDropShadowEffect>
  80 #include <QColor>
  81 #include <QApplication>
  82 #include <QMessageBox>
  83 #include <QAction>
  84 #include <QTextCodec>
  85 #include <QWindow>
  86 #include <QScreen>
  87
  88 #include <sstream>
  89 #include <string>
  90
  91 #ifdef WIN32
  92 #pragma warning(disable : 4996) // for getenv
  93 #endif
  94
  95 const double tolerance = 1e-7;
  96 const double DEFAULT_DEVIATION_COEFFICIENT = 1.e-4;
  97
  98 //#define DEBUG_ACTIVATE_WINDOW
  99 //#define DEBUG_SET_FOCUS
 100
 101 #ifdef WIN32
 102 # define FSEP "\\"
 103 #else
 104 # define FSEP "/"
 105 #endif
 106
 107 namespace ModuleBase_Tools {
 108
 109 //******************************************************************
 110
 111 //******************************************************************
 112
 113 void adjustMargins(QWidget* theWidget)
 114 {
 115   if(!theWidget)
 116     return;
 117   adjustMargins(theWidget->layout());
 118 }
 119
 120 void adjustMargins(QLayout* theLayout)
 121 {
 122   if(!theLayout)
 123     return;
 124   theLayout->setContentsMargins(2, 5, 2, 5);
 125   theLayout->setSpacing(4);
 126 }
 127
 128 void zeroMargins(QWidget* theWidget)
 129 {
 130   if(!theWidget)
 131     return;
 132   zeroMargins(theWidget->layout());
 133 }
 134
 135 void zeroMargins(QLayout* theLayout)
 136 {
 137   if(!theLayout)
 138     return;
 139   theLayout->setContentsMargins(0, 0, 0, 0);
 140   theLayout->setSpacing(5);
 141 }
 142
 143 void activateWindow(QWidget* theWidget, const QString& theInfo)
 144 {
 145   if (theWidget) {
 146     theWidget->activateWindow();
 147     theWidget->raise();
 148   }
 149
 150 #ifdef DEBUG_ACTIVATE_WINDOW
 151   qDebug(QString("activateWindow: %1").arg(theInfo).toStdString().c_str());
 152 #endif
 153 }
 154
 155 void setFocus(QWidget* theWidget, const QString& theInfo)
 156 {
 157   theWidget->setFocus();
 158   // rectangle of focus is not visible on tool button widgets
 159   theWidget->update();
 160 #ifdef DEBUG_SET_FOCUS
 161   qDebug(QString("setFocus: %1").arg(theInfo).toStdString().c_str());
 162 #endif
 163 }
 164
 165 void setShadowEffect(QWidget* theWidget, const bool isSetEffect)
 166 {
 167   if (isSetEffect) {
 168     QGraphicsDropShadowEffect* aGlowEffect = new QGraphicsDropShadowEffect();
 169     aGlowEffect->setOffset(.0);
 170     aGlowEffect->setBlurRadius(10.0);
 171     aGlowEffect->setColor(QColor(0, 170, 255)); // Light-blue color, #00AAFF
 172     theWidget->setGraphicsEffect(aGlowEffect);
 173   }
 174   else {
 175     QGraphicsEffect* anEffect = theWidget->graphicsEffect();
 176     if(anEffect)
 177       anEffect->deleteLater();
 178     theWidget->setGraphicsEffect(NULL);
 179   }
 180 }
 181
 182 QPixmap composite(const QString& theAdditionalIcon, const QString& theIcon)
 183 {
 184   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 185   QImage anAditional(theAdditionalIcon);
 186   return composite(anAditional, anIcon);
 187 }
 188
 189 QPixmap composite(const QImage& theAdditionalIcon, QImage& theIcon)
 190 {
 191   if (theIcon.isNull())
 192     return QPixmap();
 193
 194   int anAddWidth = theAdditionalIcon.width();
 195   int anAddHeight = theAdditionalIcon.height();
 196
 197   int aWidth = theIcon.width();
 198   int aHeight = theIcon.height();
 199
 200   int aStartWidthPos = aWidth - anAddWidth;
 201   int aStartHeightPos = aHeight - anAddHeight;
 202
 203   for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
 204   {
 205     for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
 206     {
 207       if (qAlpha(theAdditionalIcon.pixel(i, j)) > 0)
 208         theIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, theAdditionalIcon.pixel(i, j));
 209     }
 210   }
 211   return QPixmap::fromImage(theIcon);
 212 }
 213
 214 QPixmap lighter(const QString& theIcon, const int theLighterValue)
 215 {
 216   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 217   if (anIcon.isNull())
 218     return QPixmap();
 219
 220   QImage aResult = ModuleBase_IconFactory::loadImage(theIcon);
 221   for (int i = 0; i < anIcon.width(); i++)
 222   {
 223     for (int j = 0; j < anIcon.height(); j++)
 224     {
 225       QRgb anRgb = anIcon.pixel(i, j);
 226       QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
 227                          qAlpha(aResult.pixel(i, j)));
 228
 229       QColor aLighterColor = aPixelColor.lighter(theLighterValue);
 230       aResult.setPixel(i, j, qRgba(aLighterColor.red(), aLighterColor.green(),
 231                                     aLighterColor.blue(), aLighterColor.alpha()));
 232     }
 233   }
 234   return QPixmap::fromImage(aResult);
 235 }
 236
 237 void setSpinText(ModuleBase_ParamSpinBox* theSpin, const QString& theText)
 238 {
 239   if (theSpin->text() == theText)
 240     return;
 241   // In order to avoid extra text setting because it will
 242   // reset cursor position in control
 243   bool isBlocked = theSpin->blockSignals(true);
 244   theSpin->setText(theText);
 245   theSpin->blockSignals(isBlocked);
 246 }
 247
 248 void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
 249 {
 250   if (fabs(theSpin->value() - theValue) < tolerance)
 251     return;
 252   bool isBlocked = theSpin->blockSignals(true);
 253   theSpin->setValue(theValue);
 254   theSpin->blockSignals(isBlocked);
 255 }
 256
 257 void setSpinValue(ModuleBase_ParamSpinBox* theSpin, double theValue)
 258 {
 259   if (fabs(theSpin->value() - theValue) < tolerance)
 260     return;
 261   bool isBlocked = theSpin->blockSignals(true);
 262   theSpin->setValue(theValue);
 263   theSpin->blockSignals(isBlocked);
 264 }
 265
 266 void setSpinText(ModuleBase_ParamIntSpinBox* theSpin, const QString& theText)
 267 {
 268   // In order to avoid extra text setting because it will
 269   // reset cursor position in control
 270   if (theSpin->text() == theText)
 271     return;
 272   bool isBlocked = theSpin->blockSignals(true);
 273   theSpin->setText(theText);
 274   theSpin->blockSignals(isBlocked);
 275 }
 276
 277 void setSpinValue(ModuleBase_ParamIntSpinBox* theSpin, int theValue)
 278 {
 279   if (theSpin->value() == theValue)
 280     return;
 281   bool isBlocked = theSpin->blockSignals(true);
 282   theSpin->setValue(theValue);
 283   theSpin->blockSignals(isBlocked);
 284 }
 285
 286 QAction* createAction(const QIcon& theIcon, const QString& theText,
 287                       QObject* theParent, const QObject* theReceiver,
 288                       const char* theMember, const QString& theToolTip,
 289                       const QString& theStatusTip)
 290 {
 291   QAction* anAction = new QAction(theIcon, theText, theParent);
 292   anAction->setToolTip(theToolTip.isEmpty() ? theText : theToolTip);
 293   anAction->setStatusTip(!theStatusTip.isEmpty() ? theStatusTip :
 294                                                    (!theToolTip.isEmpty() ? theToolTip : theText));
 295   if (theReceiver)
 296     QObject::connect(anAction, SIGNAL(triggered(bool)), theReceiver, theMember);
 297
 298   return anAction;
 299 }
 300
 301 #ifdef _DEBUG
 302 QString objectName(const ObjectPtr& theObj)
 303 {
 304   if (!theObj.get())
 305     return "";
 306
 307   return theObj->data()->name().c_str();
 308 }
 309
 310 QString objectInfo(const ObjectPtr& theObj, const bool isUseAttributesInfo)
 311 {
 312   QString aFeatureStr = "feature";
 313   if (!theObj.get())
 314     return aFeatureStr;
 315
 316   std::ostringstream aPtrStr;
 317   aPtrStr << "[" << theObj.get() << "]";
 318
 319   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 320   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
 321   if(aRes.get()) {
 322     aFeatureStr.append(QString("(result%1)").arg(aPtrStr.str().c_str()).toStdString() .c_str());
 323     if (aRes->isDisabled())
 324       aFeatureStr.append("[disabled]");
 325     if (aRes->isConcealed())
 326       aFeatureStr.append("[concealed]");
 327     if (ModelAPI_Tools::hasSubResults(aRes))
 328       aFeatureStr.append("[hasSubResults]");
 329
 330     aFeature = ModelAPI_Feature::feature(aRes);
 331   }
 332   else
 333     aFeatureStr.append(aPtrStr.str().c_str());
 334
 335   if (aFeature.get()) {
 336     aFeatureStr.append(QString(": %1").arg(aFeature->getKind().c_str()).toStdString().c_str());
 337     if (aFeature->data()->isValid()) {
 338       aFeatureStr.append(QString(", name=%1").arg(theObj->data()->name().c_str()).toStdString()
 339                                                                                        .c_str());
 340     }
 341     if (isUseAttributesInfo) {
 342       std::set<std::shared_ptr<ModelAPI_Attribute> > anAttributes;
 343       std::string aPointsInfo = ModelGeomAlgo_Point2D::getPontAttributesInfo(aFeature,
 344                                                                           anAttributes).c_str();
 345       if (!aPointsInfo.empty())
 346         aFeatureStr.append(QString(", attributes: %1")
 347           .arg(aPointsInfo.c_str()).toStdString().c_str());
 348     }
 349   }
 350
 351   return aFeatureStr;
 352 }
 353 #endif
 354
 355 typedef QMap<QString, int> ShapeTypes;
 356 static ShapeTypes myShapeTypes;
 357
 358 int shapeType(const QString& theType)
 359 {
 360   if (myShapeTypes.count() == 0) {
 361     myShapeTypes["compound"]   = TopAbs_COMPOUND;
 362     myShapeTypes["compounds"]  = TopAbs_COMPOUND;
 363     myShapeTypes["compsolid"]  = TopAbs_COMPSOLID;
 364     myShapeTypes["compsolids"] = TopAbs_COMPSOLID;
 365     myShapeTypes["solid"]      = TopAbs_SOLID;
 366     myShapeTypes["solids"]     = TopAbs_SOLID;
 367     myShapeTypes["shell"]      = TopAbs_SHELL;
 368     myShapeTypes["shells"]     = TopAbs_SHELL;
 369     myShapeTypes["face"]       = TopAbs_FACE;
 370     myShapeTypes["faces"]      = TopAbs_FACE;
 371     myShapeTypes["wire"]       = TopAbs_WIRE;
 372     myShapeTypes["wires"]      = TopAbs_WIRE;
 373     myShapeTypes["edge"]       = TopAbs_EDGE;
 374     myShapeTypes["edges"]      = TopAbs_EDGE;
 375     myShapeTypes["vertex"]     = TopAbs_VERTEX;
 376     myShapeTypes["vertices"]   = TopAbs_VERTEX;
 377     myShapeTypes["object"]     = ModuleBase_ResultPrs::Sel_Result;
 378     myShapeTypes["objects"]    = ModuleBase_ResultPrs::Sel_Result;
 379   }
 380   QString aType = theType.toLower();
 381   if(myShapeTypes.contains(aType))
 382     return myShapeTypes[aType];
 383   Events_InfoMessage("ModuleBase_Tools", "Shape type defined in XML is not implemented!").send();
 384   return TopAbs_SHAPE;
 385 }
 386
 387 void checkObjects(const QObjectPtrList& theObjects, bool& hasResult, bool& hasFeature,
 388                   bool& hasParameter, bool& hasCompositeOwner, bool& hasResultInHistory,
 389                   bool& hasFolder)
 390 {
 391   hasResult = false;
 392   hasFeature = false;
 393   hasParameter = false;
 394   hasCompositeOwner = false;
 395   hasResultInHistory = false;
 396   hasFolder = false;
 397   foreach(ObjectPtr aObj, theObjects) {
 398     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 399     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 400     FolderPtr aFolder = std::dynamic_pointer_cast<ModelAPI_Folder>(aObj);
 401     ResultParameterPtr aConstruction = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aResult);
 402     FieldStepPtr aStep = std::dynamic_pointer_cast<ModelAPI_ResultField::ModelAPI_FieldStep>(aObj);
 403
 404     hasResult |= ((aResult.get() != NULL) || (aStep.get() != NULL));
 405     hasFeature |= (aFeature.get() != NULL);
 406     hasFolder |= (aFolder.get() != NULL);
 407     hasParameter |= (aConstruction.get() != NULL);
 408     if (hasFeature)
 409       hasCompositeOwner |= (ModelAPI_Tools::compositeOwner(aFeature) != NULL);
 410     else if (aResult.get())
 411       hasCompositeOwner |= (ModelAPI_Tools::bodyOwner(aResult) != NULL);
 412
 413     if (!hasResultInHistory && aResult.get()) {
 414       FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 415       hasResultInHistory = aFeature.get() && aFeature->isInHistory();
 416     }
 417
 418     if (hasFeature && hasResult  && hasParameter && hasCompositeOwner)
 419       break;
 420   }
 421 }
 422
 423 /*bool setDefaultDeviationCoefficient(std::shared_ptr<GeomAPI_Shape> theGeomShape)
 424 {
 425   if (!theGeomShape.get())
 426     return false;
 427   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 428   // correction of deviation for them should not influence to the application performance
 429   GeomAPI_ShapeExplorer anExp(theGeomShape, GeomAPI_Shape::FACE);
 430   bool anEmpty = anExp.empty();
 431   return !anExp.more();
 432 }*/
 433
 434 /*void setDefaultDeviationCoefficient(const std::shared_ptr<ModelAPI_Result>& theResult,
 435                                     const Handle(Prs3d_Drawer)& theDrawer)
 436 {
 437   if (!theResult.get())
 438     return;
 439   bool aUseDeviation = false;
 440
 441   std::string aResultGroup = theResult->groupName();
 442   if (aResultGroup == ModelAPI_ResultConstruction::group())
 443     aUseDeviation = true;
 444   else if (aResultGroup == ModelAPI_ResultBody::group()) {
 445     GeomShapePtr aGeomShape = theResult->shape();
 446     if (aGeomShape.get())
 447       aUseDeviation = setDefaultDeviationCoefficient(aGeomShape);
 448   }
 449   if (aUseDeviation)
 450     theDrawer->SetDeviationCoefficient(DEFAULT_DEVIATION_COEFFICIENT);
 451 }
 452 */
 453 void setDefaultDeviationCoefficient(const TopoDS_Shape& theShape,
 454                                     const Handle(Prs3d_Drawer)& theDrawer)
 455 {
 456   if (theShape.IsNull())
 457     return;
 458
 459   std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape());
 460   aGeomShape->setImpl(new TopoDS_Shape(theShape));
 461
 462   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 463   // correction of deviation for them should not influence to the application performance
 464   GeomAPI_ShapeExplorer anExp(aGeomShape, GeomAPI_Shape::FACE);
 465   bool isConstruction = !anExp.more();
 466
 467   double aDeflection;
 468   if (isConstruction)
 469     aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
 470   else
 471     aDeflection = Config_PropManager::real("Visualization", "body_deflection");
 472
 473   theDrawer->SetDeviationCoefficient(aDeflection);
 474 }
 475
 476 Quantity_Color color(const std::string& theSection,
 477                      const std::string& theName)
 478 {
 479   std::vector<int> aColor = Config_PropManager::color(theSection, theName);
 480   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 481 }
 482
 483 ObjectPtr getObject(const AttributePtr& theAttribute)
 484 {
 485   ObjectPtr anObject;
 486   std::string anAttrType = theAttribute->attributeType();
 487   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 488     AttributeRefAttrPtr anAttr =
 489       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 490     if (anAttr != NULL && anAttr->isObject())
 491       anObject = anAttr->object();
 492   }
 493   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 494     AttributeSelectionPtr anAttr =
 495       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 496     if (anAttr != NULL)
 497       anObject = anAttr->context();
 498   }
 499   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 500     AttributeReferencePtr anAttr =
 501       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 502     if (anAttr.get() != NULL)
 503       anObject = anAttr->value();
 504   }
 505   return anObject;
 506 }
 507
 508 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 509 {
 510   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 511
 512   // for compounds check sub-shapes: it may be compound of needed type:
 513   // Booleans may produce compounds of Solids
 514   if (aShapeType == TopAbs_COMPOUND) {
 515     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 516       if (!aSubs.Value().IsNull()) {
 517         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 518         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 519           aShapeType = TopAbs_COMPOUND;
 520           break;
 521         }
 522         if (aShapeType == TopAbs_COMPOUND) {
 523           aShapeType = aSubType;
 524         } else if (aShapeType != aSubType) { // compound of shapes of different types
 525           aShapeType = TopAbs_COMPOUND;
 526           break;
 527         }
 528       }
 529     }
 530   }
 531   return aShapeType;
 532 }
 533
 534 TopoDS_Shape getSelectedShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs)
 535 {
 536   if (thePrs->shape().get())
 537     return thePrs->shape()->impl<TopoDS_Shape>();
 538
 539   Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(thePrs->owner());
 540   if (!anOwner.IsNull())
 541     return anOwner->Shape();
 542
 543   return TopoDS_Shape();
 544 }
 545
 546 void getParameters(QStringList& theParameters)
 547 {
 548   theParameters.clear();
 549
 550   SessionPtr aSession = ModelAPI_Session::get();
 551   std::list<DocumentPtr> aDocList;
 552   DocumentPtr anActiveDocument = aSession->activeDocument();
 553   DocumentPtr aRootDocument = aSession->moduleDocument();
 554   aDocList.push_back(anActiveDocument);
 555   if (anActiveDocument != aRootDocument) {
 556     aDocList.push_back(aRootDocument);
 557   }
 558   std::string aGroupId = ModelAPI_ResultParameter::group();
 559   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 560     DocumentPtr aDocument = *it;
 561     int aSize = aDocument->size(aGroupId);
 562     for (int i = 0; i < aSize; i++) {
 563       ObjectPtr anObject = aDocument->object(aGroupId, i);
 564       std::string aParameterName = anObject->data()->name();
 565       theParameters.append(aParameterName.c_str());
 566     }
 567   }
 568 }
 569
 570 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop,
 571                                const FeaturePtr& theFeature)
 572 {
 573   std::string anAttributeId;
 574
 575   std::string aXmlCfg, aDescription;
 576   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 577
 578   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 579   std::string anAttributeTitle;
 580   aFactory.getGreedAttribute(anAttributeId);
 581
 582   return anAttributeId;
 583 }
 584
 585 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 586                const std::shared_ptr<GeomAPI_Shape>& theShape,
 587                ModuleBase_IWorkshop* theWorkshop,
 588                const bool theTemporarily)
 589 {
 590   bool aHasObject = false;
 591   if (!theAttribute.get())
 592     return aHasObject;
 593
 594   std::string aType = theAttribute->attributeType();
 595   if (aType == ModelAPI_AttributeReference::typeId()) {
 596     AttributeReferencePtr aRef =
 597       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 598     ObjectPtr aObject = aRef->value();
 599     aHasObject = aObject && aObject->isSame(theObject);
 600     //if (!(aObject && aObject->isSame(theObject))) {
 601     //  aRef->setValue(theObject);
 602     //}
 603   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 604     AttributeRefAttrPtr aRefAttr =
 605       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 606
 607     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 608     if (anAttribute.get()) {
 609       //aRefAttr->setAttr(anAttribute);
 610     }
 611     else {
 612       ObjectPtr aObject = aRefAttr->object();
 613       aHasObject = aObject && aObject->isSame(theObject);
 614       //if (!(aObject && aObject->isSame(theObject))) {
 615       //  aRefAttr->setObject(theObject);
 616       //}
 617     }
 618   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 619     /*AttributeSelectionPtr aSelectAttr =
 620                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 621     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 622     if (aSelectAttr.get() != NULL) {
 623       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 624     }*/
 625   }
 626   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 627     AttributeSelectionListPtr aSelectionListAttr =
 628                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 629     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 630     aHasObject = aSelectionListAttr->isInList(aResult, theShape, theTemporarily);
 631   }
 632   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 633     AttributeRefListPtr aRefListAttr =
 634       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 635     aHasObject = aRefListAttr->isInList(theObject);
 636     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 637     //  aRefListAttr->append(theObject);
 638   }
 639   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 640     AttributeRefAttrListPtr aRefAttrListAttr =
 641       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 642     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 643
 644     if (anAttribute.get()) {
 645       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 646       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 647       //  aRefAttrListAttr->append(anAttribute);
 648     }
 649     else {
 650       aHasObject = aRefAttrListAttr->isInList(theObject);
 651       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 652       //  aRefAttrListAttr->append(theObject);
 653     }
 654   }
 655   return aHasObject;
 656 }
 657
 658 bool setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 659                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 660                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 661 {
 662   if (!theAttribute.get())
 663     return false;
 664
 665   bool isDone = true;
 666   std::string aType = theAttribute->attributeType();
 667   if (aType == ModelAPI_AttributeReference::typeId()) {
 668     AttributeReferencePtr aRef =
 669       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 670     ObjectPtr aObject = aRef->value();
 671     if (!(aObject && aObject->isSame(theObject))) {
 672       aRef->setValue(theObject);
 673     }
 674   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 675     AttributeRefAttrPtr aRefAttr =
 676       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 677
 678     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 679     if (anAttribute.get())
 680       aRefAttr->setAttr(anAttribute);
 681     else {
 682       ObjectPtr aObject = aRefAttr->object();
 683       if (!(aObject && aObject->isSame(theObject))) {
 684         aRefAttr->setObject(theObject);
 685       }
 686     }
 687   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 688     AttributeSelectionPtr aSelectAttr =
 689                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 690     if (aSelectAttr.get() != NULL) {
 691       aSelectAttr->setValue(theObject, theShape, theTemporarily);
 692     }
 693   }
 694   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 695     AttributeSelectionListPtr aSelectionListAttr =
 696                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 697     if (!theCheckIfAttributeHasObject ||
 698       !aSelectionListAttr->isInList(theObject, theShape, theTemporarily))
 699       aSelectionListAttr->append(theObject, theShape, theTemporarily);
 700   }
 701   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 702     AttributeRefListPtr aRefListAttr =
 703       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 704     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject)) {
 705       if (theObject.get())
 706         aRefListAttr->append(theObject);
 707       else
 708         isDone = false;
 709     }
 710   }
 711   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 712     AttributeRefAttrListPtr aRefAttrListAttr =
 713       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 714     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 715
 716     if (anAttribute.get()) {
 717       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 718         aRefAttrListAttr->append(anAttribute);
 719     }
 720     else {
 721       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject)) {
 722         if (theObject.get())
 723           aRefAttrListAttr->append(theObject);
 724         else
 725           isDone = false;
 726       }
 727     }
 728   }
 729   return isDone;
 730 }
 731
 732 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 733 {
 734   GeomShapePtr aShape;
 735   if (!theAttribute.get())
 736     return aShape;
 737
 738   std::string aType = theAttribute->attributeType();
 739   if (aType == ModelAPI_AttributeReference::typeId()) {
 740   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 741     AttributeRefAttrPtr aRefAttr =
 742       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 743     if (aRefAttr.get() && !aRefAttr->isObject()) {
 744       AttributePtr anAttribute = aRefAttr->attr();
 745       aShape = theWorkshop->module()->findShape(anAttribute);
 746     }
 747   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 748     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 749                                                                                  (theAttribute);
 750     aShape = aSelectAttr->value();
 751   }
 752   else // Geom2D point processing
 753     aShape = theWorkshop->module()->findShape(theAttribute);
 754   return aShape;
 755 }
 756
 757 void flushUpdated(ObjectPtr theObject)
 758 {
 759   blockUpdateViewer(true);
 760
 761   // Fix the problem of not previewed results of constraints applied. Flush Create/Delete
 762   // (for the sketch result) to start processing of the sketch in the solver.
 763   // TODO: these flushes should be moved in a separate method provided by Model
 764   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 765   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 766   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 767
 768   blockUpdateViewer(false);
 769 }
 770
 771 void blockUpdateViewer(const bool theValue)
 772 {
 773   // the viewer update should be blocked in order to avoid the temporary feature content
 774   // when the solver processes the feature, the redisplay message can be flushed
 775   // what caused the display in the viewer preliminary states of object
 776   // e.g. fillet feature, angle value change
 777   std::shared_ptr<Events_Message> aMsg;
 778   if (theValue) {
 779     aMsg = std::shared_ptr<Events_Message>(
 780         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 781   }
 782   else {
 783     // the viewer update should be unblocked
 784     aMsg = std::shared_ptr<Events_Message>(
 785         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 786   }
 787   Events_Loop::loop()->send(aMsg);
 788 }
 789
 790 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 791                                           int theMaxLineInPixels)
 792 {
 793   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 794   static qreal phi = 2.618;
 795
 796   QRect aBounds = tfm.boundingRect(theValue);
 797   if(aBounds.width() <= theMaxLineInPixels)
 798     return theValue;
 799
 800   qreal s = aBounds.width() * aBounds.height();
 801   qreal aGoldWidth = sqrt(s*phi);
 802
 803   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 804   QStringList aLines;
 805   int n = aWords.count();
 806   QString aLine;
 807   for (int i = 0; i < n; i++) {
 808     QString aLineExt =  i == 0 ? aWords[i] : aLine + " " + aWords[i];
 809     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 810     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 811     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 812     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 813     if(aDeltaNonExt < aDeltaExt) {
 814       // new line
 815       aLines.append(aLine);
 816       aLine = aWords[i];
 817     }
 818     else
 819       aLine = aLineExt;
 820   }
 821
 822   if(!aLine.isEmpty())
 823     aLines.append(aLine);
 824
 825   QString aResult = aLines.join("\n");
 826   return aResult;
 827 }
 828
 829 //**************************************************************
 830 QLocale doubleLocale()
 831 {
 832   // VSR 01/07/2010: Disable thousands separator for spin box
 833   // (to avoid inconsistency of double-2-string and string-2-double conversion)
 834   QLocale aLocale;
 835   aLocale.setNumberOptions(aLocale.numberOptions() |
 836                            QLocale::OmitGroupSeparator |
 837                            QLocale::RejectGroupSeparator);
 838   return aLocale;
 839 }
 840
 841 //**************************************************************
 842 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject,
 843                                     std::set<FeaturePtr>& theRefFeatures)
 844 {
 845   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 846   if (aFeature.get()) {
 847     DocumentPtr aFeatureDoc = aFeature->document();
 848     // 1. find references in the current document
 849     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 850   }
 851 }
 852
 853
 854 //**************************************************************
 855 /*bool isSubOfComposite(const ObjectPtr& theObject)
 856 {
 857   bool isSub = false;
 858   std::set<FeaturePtr> aRefFeatures;
 859   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 860   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 861                                        aLast = aRefFeatures.end();
 862   for (; anIt != aLast && !isSub; anIt++) {
 863     isSub = isSubOfComposite(theObject, *anIt);
 864   }
 865   return isSub;
 866 }*/
 867
 868 //**************************************************************
 869 /*bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 870 {
 871   bool isSub = false;
 872   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 873   if (aComposite.get()) {
 874     isSub = aComposite->isSub(theObject);
 875     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 876     // separated by composite sketch feature
 877     if (!isSub) {
 878       int aNbSubs = aComposite->numberOfSubs();
 879       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 880         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 881       }
 882     }
 883   }
 884   return isSub;
 885 }*/
 886
 887 //**************************************************************
 888 ResultPtr firstResult(const ObjectPtr& theObject)
 889 {
 890   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 891   if (!aResult.get()) {
 892     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 893     if (aFeature.get())
 894       aResult = aFeature->firstResult();
 895   }
 896   return aResult;
 897 }
 898
 899 //**************************************************************
 900 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 901 {
 902   bool isResult = false;
 903
 904   if (!theFeature->data()->isValid())
 905     return isResult;
 906
 907   ResultPtr aFirstResult = theFeature->firstResult();
 908   if (!aFirstResult.get())
 909     return isResult;
 910
 911   return aFirstResult->groupName() == theGroupOfResult;
 912 }
 913
 914 //**************************************************************
 915 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 916 {
 917   bool aFoundModuleDocumentObject = false;
 918   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
 919
 920   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 921   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
 922     FeaturePtr aFeature = *anIt;
 923     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
 924     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
 925       continue;
 926     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
 927   }
 928
 929   return aFoundModuleDocumentObject;
 930 }
 931
 932 //**************************************************************
 933 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 934                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 935                  QWidget* theParent,
 936                  std::set<FeaturePtr>& theReferencesToDelete,
 937                  const std::string& thePrefixInfo)
 938 {
 939   QString aNotActivatedDocWrn;
 940   std::string aNotActivatedNames;
 941   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
 942     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
 943       aNotActivatedDocWrn =
 944         QObject::tr("Selected objects can be used in Part documents which are not loaded: %1.\n")
 945                             .arg(aNotActivatedNames.c_str());
 946   }
 947
 948   std::set<FeaturePtr> aFeaturesRefsTo;
 949   std::set<FeaturePtr> aFeaturesRefsToParameter;
 950   std::set<FeaturePtr> aParameterFeatures;
 951   QStringList aPartFeatureNames;
 952   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 953                                        aLast = theFeatures.end();
 954   // separate features to references to parameter features and references to others
 955   for (; anIt != aLast; anIt++) {
 956     FeaturePtr aFeature = *anIt;
 957     if (theReferences.find(aFeature) == theReferences.end())
 958       continue;
 959
 960     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 961       aPartFeatureNames.append(aFeature->name().c_str());
 962
 963     std::set<FeaturePtr> aRefFeatures;
 964     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 965     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 966     for (; aRefIt != aRefLast; aRefIt++) {
 967       FeaturePtr aRefFeature = *aRefIt;
 968       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 969           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 970         aRefFeatures.insert(aRefFeature);
 971     }
 972
 973     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 974       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 975       aParameterFeatures.insert(aFeature);
 976     }
 977     else {
 978       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 979     }
 980   }
 981
 982   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 983   anIt = aFeaturesRefsToParameter.begin();
 984   aLast = aFeaturesRefsToParameter.end();
 985   // separate features to references to parameter features and references to others
 986   QStringList aParamFeatureNames;
 987   for (; anIt != aLast; anIt++) {
 988     FeaturePtr aFeature = *anIt;
 989     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 990       aFeaturesRefsToParameterOnly.insert(aFeature);
 991       aParamFeatureNames.append(aFeature->name().c_str());
 992     }
 993   }
 994   aParamFeatureNames.sort();
 995   QStringList anOtherFeatureNames;
 996   anIt = theReferencesToDelete.begin();
 997   aLast = theReferencesToDelete.end();
 998   for (; anIt != aLast; anIt++) {
 999     FeaturePtr aFeature = *anIt;
1000     if (aFeature->getKind() == "RemoveResults")
1001       continue; // skip the remove results feature mentioning: result will be removed anyway
1002     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
1003       aPartFeatureNames.append(aFeature->name().c_str());
1004     else
1005       anOtherFeatureNames.append(aFeature->name().c_str());
1006   }
1007   aPartFeatureNames.sort();
1008   anOtherFeatureNames.sort();
1009
1010   bool aCanReplaceParameters = !aFeaturesRefsToParameterOnly.empty();
1011
1012   QMessageBox aMessageBox(theParent);
1013   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1014   aMessageBox.setIcon(QMessageBox::Warning);
1015   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1016   aMessageBox.setDefaultButton(QMessageBox::No);
1017
1018   QString aText;
1019   if (!thePrefixInfo.empty())
1020     aText = thePrefixInfo.c_str();
1021   QString aSep = ", ";
1022   if (!aPartFeatureNames.empty()) {
1023     aText += QString(QObject::tr("The following parts will be deleted: %1.\n"))
1024              .arg(aPartFeatureNames.join(aSep));
1025   }
1026   if (!aNotActivatedDocWrn.isEmpty())
1027     aText += aNotActivatedDocWrn;
1028   if (!anOtherFeatureNames.empty()) {
1029     const char* aMsg = "Features are used in the following features: %1.\nThese "
1030                        "features will be deleted.\n";
1031     aText += QString(QObject::tr(aMsg))
1032                      .arg(anOtherFeatureNames.join(aSep));
1033   }
1034   if (!aParamFeatureNames.empty()) {
1035     const char* aMsg = "Parameters are used directly and through a sequence "
1036                        "of dependencies in the following features: %1.\nThese features will "
1037                        "be deleted.\nOr parameters could be replaced by their values.\n";
1038     aText += QString(QObject::tr(aMsg))
1039                      .arg(aParamFeatureNames.join(aSep));
1040     QPushButton *aReplaceButton =
1041       aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1042   }
1043
1044   if (!aText.isEmpty()) {
1045     aText += "Would you like to continue?";
1046     aMessageBox.setText(aText);
1047     aMessageBox.exec();
1048     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1049
1050     if (aButtonRole == QMessageBox::NoRole)
1051       return false;
1052
1053     if (aButtonRole == QMessageBox::ActionRole) {
1054       foreach (FeaturePtr aObj, aParameterFeatures)
1055         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1056     }
1057     else
1058       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(),
1059                                    aFeaturesRefsToParameterOnly.end());
1060   }
1061   return true;
1062 }
1063
1064 //**************************************************************
1065 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1066 {
1067   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1068   for(; anIt != aLast; anIt++) {
1069     ObjectPtr anObject = *anIt;
1070     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1071     // for parameter result, use the corresponded reature to be removed
1072     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1073       aFeature = ModelAPI_Feature::feature(anObject);
1074     }
1075     if (aFeature.get())
1076       theFeatures.insert(aFeature);
1077   }
1078 }
1079
1080 //**************************************************************
1081 void convertToFolders(const QObjectPtrList& theObjects,
1082                                          std::set<FolderPtr>& theFolders)
1083 {
1084   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1085   for(; anIt != aLast; anIt++) {
1086     ObjectPtr anObject = *anIt;
1087     FolderPtr aFeature = std::dynamic_pointer_cast<ModelAPI_Folder>(anObject);
1088     if (aFeature.get())
1089       theFolders.insert(aFeature);
1090   }
1091 }
1092
1093
1094 //**************************************************************
1095 QString translate(const Events_InfoMessage& theMessage)
1096 {
1097   QString aMessage;
1098
1099   if (!theMessage.empty()) {
1100     std::string aStr = Config_Translator::translate(theMessage);
1101     if (!aStr.empty()) {
1102       std::string aCodec = Config_Translator::codec(theMessage);
1103       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1104     }
1105   }
1106
1107   return aMessage;
1108 }
1109
1110 QString translate(const std::string& theContext, const std::string& theMessage)
1111 {
1112   QString aMessage;
1113
1114   if (!theMessage.empty()) {
1115     std::string aStr = Config_Translator::translate(theContext, theMessage);
1116     if (!aStr.empty()) {
1117       std::string aCodec = Config_Translator::codec(theContext);
1118       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1119     }
1120   }
1121
1122   return aMessage;
1123 }
1124
1125 void setPointBallHighlighting(AIS_Shape* theAIS)
1126 {
1127   static Handle(Image_AlienPixMap) aPixMap;
1128   if(aPixMap.IsNull()) {
1129     // Load icon for the presentation
1130     std::string aFile;
1131     char* anEnv = getenv("SHAPER_ROOT_DIR");
1132     if(anEnv) {
1133       aFile = std::string(anEnv) +
1134         FSEP + "share" + FSEP + "salome" + FSEP + "resources" + FSEP + "shaper";
1135     } else {
1136       anEnv = getenv("CADBUILDER_ROOT_DIR");
1137       if (anEnv)
1138         aFile = std::string(anEnv) + FSEP + "resources";
1139     }
1140
1141     aFile += FSEP;
1142     static const std::string aMarkerName = "marker_dot.png";
1143     aFile += aMarkerName;
1144     aPixMap = new Image_AlienPixMap();
1145     if(!aPixMap->Load(aFile.c_str())) {
1146       // The icon for constraint is not found
1147       static const std::string aMsg =
1148         "Error: Point market not found by path: \"" + aFile + "\". Falling back.";
1149       //Events_InfoMessage("ModuleBase_Tools::setPointBallHighlighting", aMsg).send();
1150     }
1151   }
1152
1153   Handle(Graphic3d_AspectMarker3d) anAspect;
1154   Handle(Prs3d_Drawer) aDrawer = theAIS->DynamicHilightAttributes();
1155   if (aDrawer.IsNull()) {
1156     if (ModuleBase_IViewer::DefaultHighlightDrawer.IsNull())
1157       return;
1158     aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
1159     if (!aDrawer->HasOwnPointAspect()) {
1160       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_BALL, Quantity_NOC_BLACK, 2.0));
1161     }
1162   }
1163   if(aDrawer->HasOwnPointAspect()) {
1164     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1165     if(aPixMap->IsEmpty()) {
1166       anAspect = aPntAspect->Aspect();
1167       anAspect->SetType(Aspect_TOM_BALL);
1168     } else {
1169       if(aPixMap->Format() == Image_PixMap::ImgGray) {
1170         aPixMap->SetFormat (Image_PixMap::ImgAlpha);
1171       } else if(aPixMap->Format() == Image_PixMap::ImgGrayF) {
1172         aPixMap->SetFormat (Image_PixMap::ImgAlphaF);
1173       }
1174       anAspect = new Graphic3d_AspectMarker3d(aPixMap);
1175       aPntAspect->SetAspect(anAspect);
1176     }
1177     aDrawer->SetPointAspect(aPntAspect);
1178           theAIS->SetDynamicHilightAttributes(aDrawer);
1179   }
1180 }
1181
1182 FeaturePtr createParameter(const QString& theText)
1183 {
1184   FeaturePtr aParameter;
1185   QStringList aList = theText.split("=");
1186   if (aList.count() != 2) {
1187     return aParameter;
1188   }
1189   QString aParamName = aList.at(0).trimmed();
1190
1191   if (isNameExist(aParamName, FeaturePtr())) {
1192     return aParameter;
1193   }
1194
1195   if (!ModelAPI_Expression::isVariable(aParamName.toStdString())) {
1196     return aParameter;
1197   }
1198
1199   QString aExpression = aList.at(1).trimmed();
1200   if (aExpression.isEmpty()) {
1201     return aParameter;
1202   }
1203
1204   SessionPtr aMgr = ModelAPI_Session::get();
1205   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1206
1207   aParameter = aDoc->addFeature("Parameter");
1208   if (aParameter.get()) {
1209     AttributeStringPtr aNameAttr = aParameter->string("variable");
1210     aNameAttr->setValue(aParamName.toStdString());
1211
1212     AttributeStringPtr aExprAttr = aParameter->string("expression");
1213     aExprAttr->setValue(aExpression.toStdString());
1214     aParameter->execute();
1215
1216     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1217     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1218   }
1219   return aParameter;
1220 }
1221
1222 void editParameter(FeaturePtr theParam, const QString& theText)
1223 {
1224   QStringList aList = theText.split("=");
1225   QString aParamName = aList.at(0).trimmed();
1226
1227   QString aExpression = aList.at(1).trimmed();
1228   if (aExpression.isEmpty()) {
1229     return;
1230   }
1231
1232   if (isNameExist(aParamName, theParam)) {
1233     return;
1234   }
1235   AttributeStringPtr aNameAttr = theParam->string("variable");
1236   aNameAttr->setValue(aParamName.toStdString());
1237
1238   AttributeStringPtr aExprAttr = theParam->string("expression");
1239   aExprAttr->setValue(aExpression.toStdString());
1240   theParam->execute();
1241
1242   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1243 }
1244
1245 bool isNameExist(const QString& theName, FeaturePtr theIgnoreParameter)
1246 {
1247   SessionPtr aMgr = ModelAPI_Session::get();
1248   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1249   FeaturePtr aParamFeature;
1250   int aNbFeatures = aDoc->numInternalFeatures();
1251   std::string aName = theName.toStdString();
1252   for (int i = 0; i < aNbFeatures; i++) {
1253     aParamFeature = aDoc->internalFeature(i);
1254     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1255       if ((theIgnoreParameter != aParamFeature) && (aParamFeature->name() == aName))
1256         return true;
1257     }
1258   }
1259   return false;
1260 }
1261
1262 FeaturePtr findParameter(const QString& theName)
1263 {
1264   SessionPtr aMgr = ModelAPI_Session::get();
1265   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1266   FeaturePtr aParamFeature;
1267   int aNbFeatures = aDoc->numInternalFeatures();
1268   std::string aName = theName.toStdString();
1269   for (int i = 0; i < aNbFeatures; i++) {
1270     aParamFeature = aDoc->internalFeature(i);
1271     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1272       if (aParamFeature->name() == aName)
1273         return aParamFeature;
1274     }
1275   }
1276   return FeaturePtr();
1277 }
1278
1279
1280 //********************************************************************
1281 std::string generateName(const AttributePtr& theAttribute,
1282   ModuleBase_IWorkshop* theWorkshop)
1283 {
1284   std::string aName;
1285   if (theAttribute.get() != NULL) {
1286     ModuleBase_Operation* anOperation = theWorkshop->currentOperation();
1287
1288     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
1289     if (aFeature.get()) {
1290       std::string aXmlCfg, aDescription;
1291       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
1292
1293       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
1294       std::string anAttributeTitle;
1295       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
1296
1297       std::stringstream aStreamName;
1298       aStreamName << theAttribute->owner()->data()->name() << "/" << anAttributeTitle.c_str();
1299       aName = aStreamName.str();
1300     }
1301   }
1302   return aName;
1303 }
1304
1305 bool isSameShape(const TopoDS_Shape& theShape1, const TopoDS_Shape& theShape2)
1306 {
1307   // In case of compound we cannot rely on simple comparison method.
1308   // If the compound is generated by Group feature then this compound is alwais new.
1309   // So, we have to compare content of these compounds
1310   if (theShape1.ShapeType() != theShape2.ShapeType())
1311     return false;
1312
1313   if (theShape1.ShapeType() != TopAbs_COMPOUND)
1314     return theShape1.IsSame(theShape2);
1315
1316   TopoDS_Iterator aIt1(theShape1);
1317   TopoDS_Iterator aIt2(theShape2);
1318
1319   for (; aIt1.More() && aIt2.More(); aIt1.Next(), aIt2.Next()) {
1320     if (!(aIt1.Value()).IsSame(aIt2.Value()))
1321       return false;
1322   }
1323   return true;
1324 }
1325
1326 qreal currentPixelRatio()
1327 {
1328   QWindowList aWnds = qApp->topLevelWindows();
1329   if (aWnds.size() > 0)
1330     return aWnds.first()->devicePixelRatio();
1331   return qApp->primaryScreen()->devicePixelRatio();
1332 }
1333
1334
1335 } // namespace ModuleBase_Tools
1336
1337