src/ModuleBase/ModuleBase_Tools.cpp

   1 // Copyright (C) 2014-2017  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
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "ModuleBase_Tools.h"
  22
  23 #include <ModuleBase_ParamIntSpinBox.h>
  24 #include <ModuleBase_ParamSpinBox.h>
  25 #include <ModuleBase_WidgetFactory.h>
  26 #include <ModuleBase_IWorkshop.h>
  27 #include <ModuleBase_IModule.h>
  28 #include <ModuleBase_IViewer.h>
  29 #include <ModuleBase_IconFactory.h>
  30 #include <ModuleBase_ResultPrs.h>
  31 #include <ModuleBase_ViewerPrs.h>
  32
  33 #include <ModelAPI_Attribute.h>
  34 #include <ModelAPI_AttributeRefAttr.h>
  35 #include <ModelAPI_AttributeReference.h>
  36 #include <ModelAPI_AttributeSelection.h>
  37 #include <ModelAPI_AttributeSelectionList.h>
  38 #include <ModelAPI_AttributeRefList.h>
  39 #include <ModelAPI_AttributeRefAttrList.h>
  40 #include <ModelAPI_ResultPart.h>
  41 #include <ModelAPI_ResultConstruction.h>
  42 #include <ModelAPI_AttributeString.h>
  43 #include <ModelAPI_Expression.h>
  44 #include <Events_Loop.h>
  45
  46 #include <ModelAPI_Data.h>
  47 #include <ModelAPI_Result.h>
  48 #include <ModelAPI_ResultCompSolid.h>
  49 #include <ModelAPI_ResultParameter.h>
  50 #include <ModelAPI_Tools.h>
  51 #include <ModelAPI_Session.h>
  52 #include <ModelAPI_Events.h>
  53 #include <ModelAPI_Folder.h>
  54
  55 #include <ModelGeomAlgo_Point2D.h>
  56
  57 #include <StdSelect_BRepOwner.hxx>
  58 #include <TopoDS_Iterator.hxx>
  59 #include <AIS_InteractiveContext.hxx>
  60 #include <Prs3d_LineAspect.hxx>
  61 #include <Prs3d_PlaneAspect.hxx>
  62
  63 #include <GeomDataAPI_Point2D.h>
  64 #include <Events_InfoMessage.h>
  65 #include <GeomAPI_ShapeExplorer.h>
  66
  67 #include <Config_PropManager.h>
  68 #include <Config_Translator.h>
  69
  70 #include <Prs3d_PointAspect.hxx>
  71 #include <Graphic3d_AspectMarker3d.hxx>
  72
  73 #include <Image_AlienPixMap.hxx>
  74
  75 #include <QWidget>
  76 #include <QLayout>
  77 #include <QPainter>
  78 #include <QBitmap>
  79 #include <QDoubleSpinBox>
  80 #include <QGraphicsDropShadowEffect>
  81 #include <QColor>
  82 #include <QApplication>
  83 #include <QMessageBox>
  84 #include <QAction>
  85 #include <QTextCodec>
  86
  87 #include <sstream>
  88 #include <string>
  89
  90 #ifdef WIN32
  91 #pragma warning(disable : 4996) // for getenv
  92 #endif
  93
  94 const double tolerance = 1e-7;
  95 const double DEFAULT_DEVIATION_COEFFICIENT = 1.e-4;
  96
  97 //#define DEBUG_ACTIVATE_WINDOW
  98 //#define DEBUG_SET_FOCUS
  99
 100 #ifdef WIN32
 101 # define FSEP "\\"
 102 #else
 103 # define FSEP "/"
 104 #endif
 105
 106 namespace ModuleBase_Tools {
 107
 108 //******************************************************************
 109
 110 //******************************************************************
 111
 112 void adjustMargins(QWidget* theWidget)
 113 {
 114   if(!theWidget)
 115     return;
 116   adjustMargins(theWidget->layout());
 117 }
 118
 119 void adjustMargins(QLayout* theLayout)
 120 {
 121   if(!theLayout)
 122     return;
 123   theLayout->setContentsMargins(2, 5, 2, 5);
 124   theLayout->setSpacing(4);
 125 }
 126
 127 void zeroMargins(QWidget* theWidget)
 128 {
 129   if(!theWidget)
 130     return;
 131   zeroMargins(theWidget->layout());
 132 }
 133
 134 void zeroMargins(QLayout* theLayout)
 135 {
 136   if(!theLayout)
 137     return;
 138   theLayout->setContentsMargins(0, 0, 0, 0);
 139   theLayout->setSpacing(5);
 140 }
 141
 142 void activateWindow(QWidget* theWidget, const QString& theInfo)
 143 {
 144   if (theWidget) {
 145     theWidget->activateWindow();
 146     theWidget->raise();
 147   }
 148
 149 #ifdef DEBUG_ACTIVATE_WINDOW
 150   qDebug(QString("activateWindow: %1").arg(theInfo).toStdString().c_str());
 151 #endif
 152 }
 153
 154 void setFocus(QWidget* theWidget, const QString& theInfo)
 155 {
 156   activateWindow(theWidget);
 157   theWidget->setFocus();
 158   // rectangle of focus is not visible on tool button widgets
 159   theWidget->repaint();
 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
 187   if (anIcon.isNull())
 188     return QPixmap();
 189
 190   int anAddWidth = anAditional.width();
 191   int anAddHeight = anAditional.height();
 192
 193   int aWidth = anIcon.width();
 194   int aHeight = anIcon.height();
 195
 196   int aStartWidthPos = aWidth - anAddWidth - 1;
 197   int aStartHeightPos = aHeight - anAddHeight - 1;
 198
 199   for (int i = 0; i < anAddWidth && i + aStartWidthPos < aWidth; i++)
 200   {
 201     for (int j = 0; j < anAddHeight && j + aStartHeightPos < aHeight; j++)
 202     {
 203       if (qAlpha(anAditional.pixel(i, j)) > 0)
 204         anIcon.setPixel(i + aStartWidthPos, j + aStartHeightPos, anAditional.pixel(i, j));
 205     }
 206   }
 207   return QPixmap::fromImage(anIcon);
 208 }
 209
 210 QPixmap lighter(const QString& theIcon, const int theLighterValue)
 211 {
 212   QImage anIcon = ModuleBase_IconFactory::loadImage(theIcon);
 213   if (anIcon.isNull())
 214     return QPixmap();
 215
 216   QImage aResult = ModuleBase_IconFactory::loadImage(theIcon);
 217   for (int i = 0; i < anIcon.width(); i++)
 218   {
 219     for (int j = 0; j < anIcon.height(); j++)
 220     {
 221       QRgb anRgb = anIcon.pixel(i, j);
 222       QColor aPixelColor(qRed(anRgb), qGreen(anRgb), qBlue(anRgb),
 223                          qAlpha(aResult.pixel(i, j)));
 224
 225       QColor aLighterColor = aPixelColor.lighter(theLighterValue);
 226       aResult.setPixel(i, j, qRgba(aLighterColor.red(), aLighterColor.green(),
 227                                     aLighterColor.blue(), aLighterColor.alpha()));
 228     }
 229   }
 230   return QPixmap::fromImage(aResult);
 231 }
 232
 233 void setSpinText(ModuleBase_ParamSpinBox* theSpin, const QString& theText)
 234 {
 235   if (theSpin->text() == theText)
 236     return;
 237   // In order to avoid extra text setting because it will
 238   // reset cursor position in control
 239   bool isBlocked = theSpin->blockSignals(true);
 240   theSpin->setText(theText);
 241   theSpin->blockSignals(isBlocked);
 242 }
 243
 244 void setSpinValue(QDoubleSpinBox* theSpin, double theValue)
 245 {
 246   if (fabs(theSpin->value() - theValue) < tolerance)
 247     return;
 248   bool isBlocked = theSpin->blockSignals(true);
 249   theSpin->setValue(theValue);
 250   theSpin->blockSignals(isBlocked);
 251 }
 252
 253 void setSpinValue(ModuleBase_ParamSpinBox* theSpin, double theValue)
 254 {
 255   if (fabs(theSpin->value() - theValue) < tolerance)
 256     return;
 257   bool isBlocked = theSpin->blockSignals(true);
 258   theSpin->setValue(theValue);
 259   theSpin->blockSignals(isBlocked);
 260 }
 261
 262 void setSpinText(ModuleBase_ParamIntSpinBox* theSpin, const QString& theText)
 263 {
 264   // In order to avoid extra text setting because it will
 265   // reset cursor position in control
 266   if (theSpin->text() == theText)
 267     return;
 268   bool isBlocked = theSpin->blockSignals(true);
 269   theSpin->setText(theText);
 270   theSpin->blockSignals(isBlocked);
 271 }
 272
 273 void setSpinValue(ModuleBase_ParamIntSpinBox* theSpin, int theValue)
 274 {
 275   if (theSpin->value() == theValue)
 276     return;
 277   bool isBlocked = theSpin->blockSignals(true);
 278   theSpin->setValue(theValue);
 279   theSpin->blockSignals(isBlocked);
 280 }
 281
 282 QAction* createAction(const QIcon& theIcon, const QString& theText,
 283                       QObject* theParent, const QObject* theReceiver,
 284                       const char* theMember, const QString& theToolTip,
 285                       const QString& theStatusTip)
 286 {
 287   QAction* anAction = new QAction(theIcon, theText, theParent);
 288   anAction->setToolTip(theToolTip.isEmpty() ? theText : theToolTip);
 289   anAction->setStatusTip(!theStatusTip.isEmpty() ? theStatusTip :
 290                                                    (!theToolTip.isEmpty() ? theToolTip : theText));
 291   if (theReceiver)
 292     QObject::connect(anAction, SIGNAL(triggered(bool)), theReceiver, theMember);
 293
 294   return anAction;
 295 }
 296
 297 #ifdef _DEBUG
 298 QString objectName(const ObjectPtr& theObj)
 299 {
 300   if (!theObj.get())
 301     return "";
 302
 303   return theObj->data()->name().c_str();
 304 }
 305
 306 QString objectInfo(const ObjectPtr& theObj, const bool isUseAttributesInfo)
 307 {
 308   QString aFeatureStr = "feature";
 309   if (!theObj.get())
 310     return aFeatureStr;
 311
 312   std::ostringstream aPtrStr;
 313   aPtrStr << "[" << theObj.get() << "]";
 314
 315   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(theObj);
 316   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObj);
 317   if(aRes.get()) {
 318     aFeatureStr.append(QString("(result%1)").arg(aPtrStr.str().c_str()).toStdString() .c_str());
 319     if (aRes->isDisabled())
 320       aFeatureStr.append("[disabled]");
 321     if (aRes->isConcealed())
 322       aFeatureStr.append("[concealed]");
 323     if (ModelAPI_Tools::hasSubResults(aRes))
 324       aFeatureStr.append("[hasSubResults]");
 325
 326     aFeature = ModelAPI_Feature::feature(aRes);
 327   }
 328   else
 329     aFeatureStr.append(aPtrStr.str().c_str());
 330
 331   if (aFeature.get()) {
 332     aFeatureStr.append(QString(": %1").arg(aFeature->getKind().c_str()).toStdString().c_str());
 333     if (aFeature->data()->isValid()) {
 334       aFeatureStr.append(QString(", name=%1").arg(theObj->data()->name().c_str()).toStdString()
 335                                                                                        .c_str());
 336     }
 337     if (isUseAttributesInfo) {
 338       std::set<std::shared_ptr<ModelAPI_Attribute> > anAttributes;
 339       std::string aPointsInfo = ModelGeomAlgo_Point2D::getPontAttributesInfo(aFeature,
 340                                                                           anAttributes).c_str();
 341       if (!aPointsInfo.empty())
 342         aFeatureStr.append(QString(", attributes: %1")
 343           .arg(aPointsInfo.c_str()).toStdString().c_str());
 344     }
 345   }
 346
 347   return aFeatureStr;
 348 }
 349 #endif
 350
 351 typedef QMap<QString, int> ShapeTypes;
 352 static ShapeTypes myShapeTypes;
 353
 354 int shapeType(const QString& theType)
 355 {
 356   if (myShapeTypes.count() == 0) {
 357     myShapeTypes["compound"]   = TopAbs_COMPOUND;
 358     myShapeTypes["compounds"]  = TopAbs_COMPOUND;
 359     myShapeTypes["compsolid"]  = TopAbs_COMPSOLID;
 360     myShapeTypes["compsolids"] = TopAbs_COMPSOLID;
 361     myShapeTypes["solid"]      = TopAbs_SOLID;
 362     myShapeTypes["solids"]     = TopAbs_SOLID;
 363     myShapeTypes["shell"]      = TopAbs_SHELL;
 364     myShapeTypes["shells"]     = TopAbs_SHELL;
 365     myShapeTypes["face"]       = TopAbs_FACE;
 366     myShapeTypes["faces"]      = TopAbs_FACE;
 367     myShapeTypes["wire"]       = TopAbs_WIRE;
 368     myShapeTypes["wires"]      = TopAbs_WIRE;
 369     myShapeTypes["edge"]       = TopAbs_EDGE;
 370     myShapeTypes["edges"]      = TopAbs_EDGE;
 371     myShapeTypes["vertex"]     = TopAbs_VERTEX;
 372     myShapeTypes["vertices"]   = TopAbs_VERTEX;
 373     myShapeTypes["object"]     = ModuleBase_ResultPrs::Sel_Result;
 374     myShapeTypes["objects"]    = ModuleBase_ResultPrs::Sel_Result;
 375   }
 376   QString aType = theType.toLower();
 377   if(myShapeTypes.contains(aType))
 378     return myShapeTypes[aType];
 379   Events_InfoMessage("ModuleBase_Tools", "Shape type defined in XML is not implemented!").send();
 380   return TopAbs_SHAPE;
 381 }
 382
 383 void checkObjects(const QObjectPtrList& theObjects, bool& hasResult, bool& hasFeature,
 384                   bool& hasParameter, bool& hasCompositeOwner, bool& hasResultInHistory,
 385                   bool& hasFolder)
 386 {
 387   hasResult = false;
 388   hasFeature = false;
 389   hasParameter = false;
 390   hasCompositeOwner = false;
 391   hasResultInHistory = false;
 392   hasFolder = false;
 393   foreach(ObjectPtr aObj, theObjects) {
 394     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
 395     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 396     FolderPtr aFolder = std::dynamic_pointer_cast<ModelAPI_Folder>(aObj);
 397     ResultParameterPtr aConstruction = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aResult);
 398
 399     hasResult |= (aResult.get() != NULL);
 400     hasFeature |= (aFeature.get() != NULL);
 401     hasFolder |= (aFolder.get() != NULL);
 402     hasParameter |= (aConstruction.get() != NULL);
 403     if (hasFeature)
 404       hasCompositeOwner |= (ModelAPI_Tools::compositeOwner(aFeature) != NULL);
 405
 406     if (!hasResultInHistory && aResult.get()) {
 407       FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 408       hasResultInHistory = aFeature.get() && aFeature->isInHistory();
 409     }
 410
 411     if (hasFeature && hasResult  && hasParameter && hasCompositeOwner && hasFeature)
 412       break;
 413   }
 414 }
 415
 416 /*bool setDefaultDeviationCoefficient(std::shared_ptr<GeomAPI_Shape> theGeomShape)
 417 {
 418   if (!theGeomShape.get())
 419     return false;
 420   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 421   // correction of deviation for them should not influence to the application performance
 422   GeomAPI_ShapeExplorer anExp(theGeomShape, GeomAPI_Shape::FACE);
 423   bool anEmpty = anExp.empty();
 424   return !anExp.more();
 425 }*/
 426
 427 /*void setDefaultDeviationCoefficient(const std::shared_ptr<ModelAPI_Result>& theResult,
 428                                     const Handle(Prs3d_Drawer)& theDrawer)
 429 {
 430   if (!theResult.get())
 431     return;
 432   bool aUseDeviation = false;
 433
 434   std::string aResultGroup = theResult->groupName();
 435   if (aResultGroup == ModelAPI_ResultConstruction::group())
 436     aUseDeviation = true;
 437   else if (aResultGroup == ModelAPI_ResultBody::group()) {
 438     GeomShapePtr aGeomShape = theResult->shape();
 439     if (aGeomShape.get())
 440       aUseDeviation = setDefaultDeviationCoefficient(aGeomShape);
 441   }
 442   if (aUseDeviation)
 443     theDrawer->SetDeviationCoefficient(DEFAULT_DEVIATION_COEFFICIENT);
 444 }
 445 */
 446 void setDefaultDeviationCoefficient(const TopoDS_Shape& theShape,
 447                                     const Handle(Prs3d_Drawer)& theDrawer)
 448 {
 449   if (theShape.IsNull())
 450     return;
 451
 452   std::shared_ptr<GeomAPI_Shape> aGeomShape(new GeomAPI_Shape());
 453   aGeomShape->setImpl(new TopoDS_Shape(theShape));
 454
 455   // if the shape could not be exploded on faces, it contains only wires, edges, and vertices
 456   // correction of deviation for them should not influence to the application performance
 457   GeomAPI_ShapeExplorer anExp(aGeomShape, GeomAPI_Shape::FACE);
 458   bool isConstruction = !anExp.more();
 459
 460   double aDeflection;
 461   if (isConstruction)
 462     aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
 463   else
 464     aDeflection = Config_PropManager::real("Visualization", "body_deflection");
 465
 466   theDrawer->SetDeviationCoefficient(aDeflection);
 467 }
 468
 469 Quantity_Color color(const std::string& theSection,
 470                      const std::string& theName)
 471 {
 472   std::vector<int> aColor = Config_PropManager::color(theSection, theName);
 473   return Quantity_Color(aColor[0] / 255., aColor[1] / 255., aColor[2] / 255., Quantity_TOC_RGB);
 474 }
 475
 476 ObjectPtr getObject(const AttributePtr& theAttribute)
 477 {
 478   ObjectPtr anObject;
 479   std::string anAttrType = theAttribute->attributeType();
 480   if (anAttrType == ModelAPI_AttributeRefAttr::typeId()) {
 481     AttributeRefAttrPtr anAttr =
 482       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 483     if (anAttr != NULL && anAttr->isObject())
 484       anObject = anAttr->object();
 485   }
 486   if (anAttrType == ModelAPI_AttributeSelection::typeId()) {
 487     AttributeSelectionPtr anAttr =
 488       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 489     if (anAttr != NULL)
 490       anObject = anAttr->context();
 491   }
 492   if (anAttrType == ModelAPI_AttributeReference::typeId()) {
 493     AttributeReferencePtr anAttr =
 494       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 495     if (anAttr.get() != NULL)
 496       anObject = anAttr->value();
 497   }
 498   return anObject;
 499 }
 500
 501 TopAbs_ShapeEnum getCompoundSubType(const TopoDS_Shape& theShape)
 502 {
 503   TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
 504
 505   // for compounds check sub-shapes: it may be compound of needed type:
 506   // Booleans may produce compounds of Solids
 507   if (aShapeType == TopAbs_COMPOUND) {
 508     for(TopoDS_Iterator aSubs(theShape); aSubs.More(); aSubs.Next()) {
 509       if (!aSubs.Value().IsNull()) {
 510         TopAbs_ShapeEnum aSubType = aSubs.Value().ShapeType();
 511         if (aSubType == TopAbs_COMPOUND) { // compound of compound(s)
 512           aShapeType = TopAbs_COMPOUND;
 513           break;
 514         }
 515         if (aShapeType == TopAbs_COMPOUND) {
 516           aShapeType = aSubType;
 517         } else if (aShapeType != aSubType) { // compound of shapes of different types
 518           aShapeType = TopAbs_COMPOUND;
 519           break;
 520         }
 521       }
 522     }
 523   }
 524   return aShapeType;
 525 }
 526
 527 TopoDS_Shape getSelectedShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs)
 528 {
 529   if (thePrs->shape().get())
 530     return thePrs->shape()->impl<TopoDS_Shape>();
 531
 532   Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(thePrs->owner());
 533   if (!anOwner.IsNull())
 534     return anOwner->Shape();
 535
 536   return TopoDS_Shape();
 537 }
 538
 539 void getParameters(QStringList& theParameters)
 540 {
 541   theParameters.clear();
 542
 543   SessionPtr aSession = ModelAPI_Session::get();
 544   std::list<DocumentPtr> aDocList;
 545   DocumentPtr anActiveDocument = aSession->activeDocument();
 546   DocumentPtr aRootDocument = aSession->moduleDocument();
 547   aDocList.push_back(anActiveDocument);
 548   if (anActiveDocument != aRootDocument) {
 549     aDocList.push_back(aRootDocument);
 550   }
 551   std::string aGroupId = ModelAPI_ResultParameter::group();
 552   for(std::list<DocumentPtr>::const_iterator it = aDocList.begin(); it != aDocList.end(); ++it) {
 553     DocumentPtr aDocument = *it;
 554     int aSize = aDocument->size(aGroupId);
 555     for (int i = 0; i < aSize; i++) {
 556       ObjectPtr anObject = aDocument->object(aGroupId, i);
 557       std::string aParameterName = anObject->data()->name();
 558       theParameters.append(aParameterName.c_str());
 559     }
 560   }
 561 }
 562
 563 std::string findGreedAttribute(ModuleBase_IWorkshop* theWorkshop,
 564                                const FeaturePtr& theFeature)
 565 {
 566   std::string anAttributeId;
 567
 568   std::string aXmlCfg, aDescription;
 569   theWorkshop->module()->getXMLRepresentation(theFeature->getKind(), aXmlCfg, aDescription);
 570
 571   ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 572   std::string anAttributeTitle;
 573   aFactory.getGreedAttribute(anAttributeId);
 574
 575   return anAttributeId;
 576 }
 577
 578 bool hasObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 579                const std::shared_ptr<GeomAPI_Shape>& theShape,
 580                ModuleBase_IWorkshop* theWorkshop,
 581                const bool theTemporarily)
 582 {
 583   bool aHasObject = false;
 584   if (!theAttribute.get())
 585     return aHasObject;
 586
 587   std::string aType = theAttribute->attributeType();
 588   if (aType == ModelAPI_AttributeReference::typeId()) {
 589     AttributeReferencePtr aRef =
 590       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 591     ObjectPtr aObject = aRef->value();
 592     aHasObject = aObject && aObject->isSame(theObject);
 593     //if (!(aObject && aObject->isSame(theObject))) {
 594     //  aRef->setValue(theObject);
 595     //}
 596   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 597     AttributeRefAttrPtr aRefAttr =
 598       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 599
 600     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 601     if (anAttribute.get()) {
 602       //aRefAttr->setAttr(anAttribute);
 603     }
 604     else {
 605       ObjectPtr aObject = aRefAttr->object();
 606       aHasObject = aObject && aObject->isSame(theObject);
 607       //if (!(aObject && aObject->isSame(theObject))) {
 608       //  aRefAttr->setObject(theObject);
 609       //}
 610     }
 611   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 612     /*AttributeSelectionPtr aSelectAttr =
 613                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 614     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 615     if (aSelectAttr.get() != NULL) {
 616       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 617     }*/
 618   }
 619   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 620     AttributeSelectionListPtr aSelectionListAttr =
 621                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 622     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 623     aHasObject = aSelectionListAttr->isInList(aResult, theShape, theTemporarily);
 624   }
 625   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 626     AttributeRefListPtr aRefListAttr =
 627       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 628     aHasObject = aRefListAttr->isInList(theObject);
 629     //if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject))
 630     //  aRefListAttr->append(theObject);
 631   }
 632   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 633     AttributeRefAttrListPtr aRefAttrListAttr =
 634       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 635     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 636
 637     if (anAttribute.get()) {
 638       aHasObject = aRefAttrListAttr->isInList(anAttribute);
 639       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 640       //  aRefAttrListAttr->append(anAttribute);
 641     }
 642     else {
 643       aHasObject = aRefAttrListAttr->isInList(theObject);
 644       //if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject))
 645       //  aRefAttrListAttr->append(theObject);
 646     }
 647   }
 648   return aHasObject;
 649 }
 650
 651 bool setObject(const AttributePtr& theAttribute, const ObjectPtr& theObject,
 652                const GeomShapePtr& theShape, ModuleBase_IWorkshop* theWorkshop,
 653                const bool theTemporarily, const bool theCheckIfAttributeHasObject)
 654 {
 655   if (!theAttribute.get())
 656     return false;
 657
 658   bool isDone = true;
 659   std::string aType = theAttribute->attributeType();
 660   if (aType == ModelAPI_AttributeReference::typeId()) {
 661     AttributeReferencePtr aRef =
 662       std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
 663     ObjectPtr aObject = aRef->value();
 664     if (!(aObject && aObject->isSame(theObject))) {
 665       aRef->setValue(theObject);
 666     }
 667   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 668     AttributeRefAttrPtr aRefAttr =
 669       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 670
 671     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 672     if (anAttribute.get())
 673       aRefAttr->setAttr(anAttribute);
 674     else {
 675       ObjectPtr aObject = aRefAttr->object();
 676       if (!(aObject && aObject->isSame(theObject))) {
 677         aRefAttr->setObject(theObject);
 678       }
 679     }
 680   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 681     AttributeSelectionPtr aSelectAttr =
 682                              std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
 683     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 684     if (aSelectAttr.get() != NULL) {
 685       aSelectAttr->setValue(aResult, theShape, theTemporarily);
 686     }
 687   }
 688   if (aType == ModelAPI_AttributeSelectionList::typeId()) {
 689     AttributeSelectionListPtr aSelectionListAttr =
 690                          std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(theAttribute);
 691     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 692     if (!theCheckIfAttributeHasObject ||
 693         !aSelectionListAttr->isInList(aResult, theShape, theTemporarily))
 694       aSelectionListAttr->append(aResult, theShape, theTemporarily);
 695   }
 696   else if (aType == ModelAPI_AttributeRefList::typeId()) {
 697     AttributeRefListPtr aRefListAttr =
 698       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(theAttribute);
 699     if (!theCheckIfAttributeHasObject || !aRefListAttr->isInList(theObject)) {
 700       if (theObject.get())
 701         aRefListAttr->append(theObject);
 702       else
 703         isDone = false;
 704     }
 705   }
 706   else if (aType == ModelAPI_AttributeRefAttrList::typeId()) {
 707     AttributeRefAttrListPtr aRefAttrListAttr =
 708       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttrList>(theAttribute);
 709     AttributePtr anAttribute = theWorkshop->module()->findAttribute(theObject, theShape);
 710
 711     if (anAttribute.get()) {
 712       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(anAttribute))
 713         aRefAttrListAttr->append(anAttribute);
 714     }
 715     else {
 716       if (!theCheckIfAttributeHasObject || !aRefAttrListAttr->isInList(theObject)) {
 717         if (theObject.get())
 718           aRefAttrListAttr->append(theObject);
 719         else
 720           isDone = false;
 721       }
 722     }
 723   }
 724   return isDone;
 725 }
 726
 727 GeomShapePtr getShape(const AttributePtr& theAttribute, ModuleBase_IWorkshop* theWorkshop)
 728 {
 729   GeomShapePtr aShape;
 730   if (!theAttribute.get())
 731     return aShape;
 732
 733   std::string aType = theAttribute->attributeType();
 734   if (aType == ModelAPI_AttributeReference::typeId()) {
 735   } else if (aType == ModelAPI_AttributeRefAttr::typeId()) {
 736     AttributeRefAttrPtr aRefAttr =
 737       std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
 738     if (aRefAttr.get() && !aRefAttr->isObject()) {
 739       AttributePtr anAttribute = aRefAttr->attr();
 740       aShape = theWorkshop->module()->findShape(anAttribute);
 741     }
 742   } else if (aType == ModelAPI_AttributeSelection::typeId()) {
 743     AttributeSelectionPtr aSelectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 744                                                                                  (theAttribute);
 745     aShape = aSelectAttr->value();
 746   }
 747   else // Geom2D point processing
 748     aShape = theWorkshop->module()->findShape(theAttribute);
 749   return aShape;
 750 }
 751
 752 void flushUpdated(ObjectPtr theObject)
 753 {
 754   blockUpdateViewer(true);
 755
 756   // Fix the problem of not previewed results of constraints applied. Flush Create/Delete
 757   // (for the sketch result) to start processing of the sketch in the solver.
 758   // TODO: these flushes should be moved in a separate method provided by Model
 759   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 760   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 761   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 762
 763   blockUpdateViewer(false);
 764 }
 765
 766 void blockUpdateViewer(const bool theValue)
 767 {
 768   // the viewer update should be blocked in order to avoid the temporary feature content
 769   // when the solver processes the feature, the redisplay message can be flushed
 770   // what caused the display in the viewer preliminary states of object
 771   // e.g. fillet feature, angle value change
 772   std::shared_ptr<Events_Message> aMsg;
 773   if (theValue) {
 774     aMsg = std::shared_ptr<Events_Message>(
 775         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_BLOCKED)));
 776   }
 777   else {
 778     // the viewer update should be unblocked
 779     aMsg = std::shared_ptr<Events_Message>(
 780         new Events_Message(Events_Loop::eventByName(EVENT_UPDATE_VIEWER_UNBLOCKED)));
 781   }
 782   Events_Loop::loop()->send(aMsg);
 783 }
 784
 785 QString wrapTextByWords(const QString& theValue, QWidget* theWidget,
 786                                           int theMaxLineInPixels)
 787 {
 788   static QFontMetrics tfm(theWidget ? theWidget->font() : QApplication::font());
 789   static qreal phi = 2.618;
 790
 791   QRect aBounds = tfm.boundingRect(theValue);
 792   if(aBounds.width() <= theMaxLineInPixels)
 793     return theValue;
 794
 795   qreal s = aBounds.width() * aBounds.height();
 796   qreal aGoldWidth = sqrt(s*phi);
 797
 798   QStringList aWords = theValue.split(" ", QString::SkipEmptyParts);
 799   QStringList aLines;
 800   int n = aWords.count();
 801   QString aLine;
 802   for (int i = 0; i < n; i++) {
 803     QString aLineExt = aLine + " " + aWords[i];
 804     qreal anWidthNonExt = tfm.boundingRect(aLine).width();
 805     qreal anWidthExt = tfm.boundingRect(aLineExt).width();
 806     qreal aDeltaNonExt = fabs(anWidthNonExt-aGoldWidth);
 807     qreal aDeltaExt    = fabs(anWidthExt-aGoldWidth);
 808     if(aDeltaNonExt < aDeltaExt) {
 809       // new line
 810       aLines.append(aLine);
 811       aLine = aWords[i];
 812     }
 813     else
 814       aLine = aLineExt;
 815   }
 816
 817   if(!aLine.isEmpty())
 818     aLines.append(aLine);
 819
 820   QString aResult = aLines.join("\n");
 821   return aResult;
 822 }
 823
 824 //**************************************************************
 825 QLocale doubleLocale()
 826 {
 827   // VSR 01/07/2010: Disable thousands separator for spin box
 828   // (to avoid inconsistency of double-2-string and string-2-double conversion)
 829   QLocale aLocale;
 830   aLocale.setNumberOptions(aLocale.numberOptions() |
 831                            QLocale::OmitGroupSeparator |
 832                            QLocale::RejectGroupSeparator);
 833   return aLocale;
 834 }
 835
 836 //**************************************************************
 837 void refsToFeatureInFeatureDocument(const ObjectPtr& theObject,
 838                                     std::set<FeaturePtr>& theRefFeatures)
 839 {
 840   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 841   if (aFeature.get()) {
 842     DocumentPtr aFeatureDoc = aFeature->document();
 843     // 1. find references in the current document
 844     aFeatureDoc->refsToFeature(aFeature, theRefFeatures, false);
 845   }
 846 }
 847
 848
 849 //**************************************************************
 850 /*bool isSubOfComposite(const ObjectPtr& theObject)
 851 {
 852   bool isSub = false;
 853   std::set<FeaturePtr> aRefFeatures;
 854   refsToFeatureInFeatureDocument(theObject, aRefFeatures);
 855   std::set<FeaturePtr>::const_iterator anIt = aRefFeatures.begin(),
 856                                        aLast = aRefFeatures.end();
 857   for (; anIt != aLast && !isSub; anIt++) {
 858     isSub = isSubOfComposite(theObject, *anIt);
 859   }
 860   return isSub;
 861 }*/
 862
 863 //**************************************************************
 864 /*bool isSubOfComposite(const ObjectPtr& theObject, const FeaturePtr& theFeature)
 865 {
 866   bool isSub = false;
 867   CompositeFeaturePtr aComposite = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theFeature);
 868   if (aComposite.get()) {
 869     isSub = aComposite->isSub(theObject);
 870     // the recursive is possible, the parameters are sketch circle and extrusion cut. They are
 871     // separated by composite sketch feature
 872     if (!isSub) {
 873       int aNbSubs = aComposite->numberOfSubs();
 874       for (int aSub = 0; aSub < aNbSubs && !isSub; aSub++) {
 875         isSub = isSubOfComposite(theObject, aComposite->subFeature(aSub));
 876       }
 877     }
 878   }
 879   return isSub;
 880 }*/
 881
 882 //**************************************************************
 883 ResultPtr firstResult(const ObjectPtr& theObject)
 884 {
 885   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 886   if (!aResult.get()) {
 887     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theObject);
 888     if (aFeature.get())
 889       aResult = aFeature->firstResult();
 890   }
 891   return aResult;
 892 }
 893
 894 //**************************************************************
 895 bool isFeatureOfResult(const FeaturePtr& theFeature, const std::string& theGroupOfResult)
 896 {
 897   bool isResult = false;
 898
 899   if (!theFeature->data()->isValid())
 900     return isResult;
 901
 902   ResultPtr aFirstResult = theFeature->firstResult();
 903   if (!aFirstResult.get())
 904     return isResult;
 905
 906   return aFirstResult->groupName() == theGroupOfResult;
 907 }
 908
 909 //**************************************************************
 910 bool hasModuleDocumentFeature(const std::set<FeaturePtr>& theFeatures)
 911 {
 912   bool aFoundModuleDocumentObject = false;
 913   DocumentPtr aModuleDoc = ModelAPI_Session::get()->moduleDocument();
 914
 915   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 916   for (; anIt != aLast && !aFoundModuleDocumentObject; anIt++) {
 917     FeaturePtr aFeature = *anIt;
 918     ResultPtr aResult = ModuleBase_Tools::firstResult(aFeature);
 919     if (aResult.get() && aResult->groupName() == ModelAPI_ResultPart::group())
 920       continue;
 921     aFoundModuleDocumentObject = aFeature->document() == aModuleDoc;
 922   }
 923
 924   return aFoundModuleDocumentObject;
 925 }
 926
 927 //**************************************************************
 928 bool askToDelete(const std::set<FeaturePtr> theFeatures,
 929                  const std::map<FeaturePtr, std::set<FeaturePtr> >& theReferences,
 930                  QWidget* theParent,
 931                  std::set<FeaturePtr>& theReferencesToDelete,
 932                  const std::string& thePrefixInfo)
 933 {
 934   QString aNotActivatedDocWrn;
 935   std::string aNotActivatedNames;
 936   if (!ModelAPI_Tools::allDocumentsActivated(aNotActivatedNames)) {
 937     if (ModuleBase_Tools::hasModuleDocumentFeature(theFeatures))
 938       aNotActivatedDocWrn =
 939         QObject::tr("Selected objects can be used in Part documents which are not loaded:%1.\n")
 940                             .arg(aNotActivatedNames.c_str());
 941   }
 942
 943   std::set<FeaturePtr> aFeaturesRefsTo;
 944   std::set<FeaturePtr> aFeaturesRefsToParameter;
 945   std::set<FeaturePtr> aParameterFeatures;
 946   QStringList aPartFeatureNames;
 947   std::set<FeaturePtr>::const_iterator anIt = theFeatures.begin(),
 948                                        aLast = theFeatures.end();
 949   // separate features to references to parameter features and references to others
 950   for (; anIt != aLast; anIt++) {
 951     FeaturePtr aFeature = *anIt;
 952     if (theReferences.find(aFeature) == theReferences.end())
 953       continue;
 954
 955     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 956       aPartFeatureNames.append(aFeature->name().c_str());
 957
 958     std::set<FeaturePtr> aRefFeatures;
 959     std::set<FeaturePtr> aRefList = theReferences.at(aFeature);
 960     std::set<FeaturePtr>::const_iterator aRefIt = aRefList.begin(), aRefLast = aRefList.end();
 961     for (; aRefIt != aRefLast; aRefIt++) {
 962       FeaturePtr aRefFeature = *aRefIt;
 963       if (theFeatures.find(aRefFeature) == theFeatures.end() && // it is not selected
 964           aRefFeatures.find(aRefFeature) == aRefFeatures.end()) // it is not added
 965         aRefFeatures.insert(aRefFeature);
 966     }
 967
 968     if (isFeatureOfResult(aFeature, ModelAPI_ResultParameter::group())) {
 969       aFeaturesRefsToParameter.insert(aRefFeatures.begin(), aRefFeatures.end());
 970       aParameterFeatures.insert(aFeature);
 971     }
 972     else {
 973       theReferencesToDelete.insert(aRefFeatures.begin(), aRefFeatures.end());
 974     }
 975   }
 976
 977   std::set<FeaturePtr> aFeaturesRefsToParameterOnly;
 978   anIt = aFeaturesRefsToParameter.begin();
 979   aLast = aFeaturesRefsToParameter.end();
 980   // separate features to references to parameter features and references to others
 981   QStringList aParamFeatureNames;
 982   for (; anIt != aLast; anIt++) {
 983     FeaturePtr aFeature = *anIt;
 984     if (theReferencesToDelete.find(aFeature) == theReferencesToDelete.end()) {
 985       aFeaturesRefsToParameterOnly.insert(aFeature);
 986       aParamFeatureNames.append(aFeature->name().c_str());
 987     }
 988   }
 989   aParamFeatureNames.sort();
 990   QStringList anOtherFeatureNames;
 991   anIt = theReferencesToDelete.begin();
 992   aLast = theReferencesToDelete.end();
 993   for (; anIt != aLast; anIt++) {
 994     FeaturePtr aFeature = *anIt;
 995     if (isFeatureOfResult(aFeature, ModelAPI_ResultPart::group()))
 996       aPartFeatureNames.append(aFeature->name().c_str());
 997     else
 998       anOtherFeatureNames.append(aFeature->name().c_str());
 999   }
1000   aPartFeatureNames.sort();
1001   anOtherFeatureNames.sort();
1002
1003   bool aCanReplaceParameters = !aFeaturesRefsToParameterOnly.empty();
1004
1005   QMessageBox aMessageBox(theParent);
1006   aMessageBox.setWindowTitle(QObject::tr("Delete features"));
1007   aMessageBox.setIcon(QMessageBox::Warning);
1008   aMessageBox.setStandardButtons(QMessageBox::No | QMessageBox::Yes);
1009   aMessageBox.setDefaultButton(QMessageBox::No);
1010
1011   QString aText;
1012   if (!thePrefixInfo.empty())
1013     aText = thePrefixInfo.c_str();
1014   QString aSep = ", ";
1015   if (!aPartFeatureNames.empty()) {
1016     aText += QString(QObject::tr("The following parts will be deleted: %1.\n"))
1017              .arg(aPartFeatureNames.join(aSep));
1018   }
1019   if (!aNotActivatedDocWrn.isEmpty())
1020     aText += aNotActivatedDocWrn;
1021   if (!anOtherFeatureNames.empty()) {
1022     const char* aMsg = "Features are used in the following features: %1.\nThese "
1023                        "features will be deleted.\n";
1024     aText += QString(QObject::tr(aMsg))
1025                      .arg(anOtherFeatureNames.join(aSep));
1026   }
1027   if (!aParamFeatureNames.empty()) {
1028     const char* aMsg = "Parameters are used directly and through a sequence "
1029                        "of dependencies in the following features: %1.\nThese features will "
1030                        "be deleted.\nOr parameters could be replaced by their values.\n";
1031     aText += QString(QObject::tr(aMsg))
1032                      .arg(aParamFeatureNames.join(aSep));
1033     QPushButton *aReplaceButton =
1034       aMessageBox.addButton(QObject::tr("Replace"), QMessageBox::ActionRole);
1035   }
1036
1037   if (!aText.isEmpty()) {
1038     aText += "Would you like to continue?";
1039     aMessageBox.setText(aText);
1040     aMessageBox.exec();
1041     QMessageBox::ButtonRole aButtonRole = aMessageBox.buttonRole(aMessageBox.clickedButton());
1042
1043     if (aButtonRole == QMessageBox::NoRole)
1044       return false;
1045
1046     if (aButtonRole == QMessageBox::ActionRole) {
1047       foreach (FeaturePtr aObj, aParameterFeatures)
1048         ModelAPI_ReplaceParameterMessage::send(aObj, 0);
1049     }
1050     else
1051       theReferencesToDelete.insert(aFeaturesRefsToParameterOnly.begin(),
1052                                    aFeaturesRefsToParameterOnly.end());
1053   }
1054   return true;
1055 }
1056
1057 //**************************************************************
1058 void convertToFeatures(const QObjectPtrList& theObjects, std::set<FeaturePtr>& theFeatures)
1059 {
1060   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1061   for(; anIt != aLast; anIt++) {
1062     ObjectPtr anObject = *anIt;
1063     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
1064     // for parameter result, use the corresponded reature to be removed
1065     if (!aFeature.get() && anObject->groupName() == ModelAPI_ResultParameter::group()) {
1066       aFeature = ModelAPI_Feature::feature(anObject);
1067     }
1068     if (aFeature.get())
1069       theFeatures.insert(aFeature);
1070   }
1071 }
1072
1073 //**************************************************************
1074 void convertToFolders(const QObjectPtrList& theObjects,
1075                                          std::set<FolderPtr>& theFolders)
1076 {
1077   QObjectPtrList::const_iterator anIt = theObjects.begin(), aLast = theObjects.end();
1078   for(; anIt != aLast; anIt++) {
1079     ObjectPtr anObject = *anIt;
1080     FolderPtr aFeature = std::dynamic_pointer_cast<ModelAPI_Folder>(anObject);
1081     if (aFeature.get())
1082       theFolders.insert(aFeature);
1083   }
1084 }
1085
1086
1087 //**************************************************************
1088 QString translate(const Events_InfoMessage& theMessage)
1089 {
1090   QString aMessage;
1091
1092   if (!theMessage.empty()) {
1093     std::string aStr = Config_Translator::translate(theMessage);
1094     if (!aStr.empty()) {
1095       std::string aCodec = Config_Translator::codec(theMessage);
1096       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1097     }
1098   }
1099
1100   return aMessage;
1101 }
1102
1103 QString translate(const std::string& theContext, const std::string& theMessage)
1104 {
1105   QString aMessage;
1106
1107   if (!theMessage.empty()) {
1108     std::string aStr = Config_Translator::translate(theContext, theMessage);
1109     if (!aStr.empty()) {
1110       std::string aCodec = Config_Translator::codec(theContext);
1111       aMessage = QTextCodec::codecForName(aCodec.c_str())->toUnicode(aStr.c_str());
1112     }
1113   }
1114
1115   return aMessage;
1116 }
1117
1118 void setPointBallHighlighting(AIS_Shape* theAIS)
1119 {
1120   static Handle(Image_AlienPixMap) aPixMap;
1121   if(aPixMap.IsNull()) {
1122     // Load icon for the presentation
1123     std::string aFile;
1124     char* anEnv = getenv("SHAPER_ROOT_DIR");
1125     if(anEnv) {
1126       aFile = std::string(anEnv) +
1127         FSEP + "share" + FSEP + "salome" + FSEP + "resources" + FSEP + "shaper";
1128     } else {
1129       anEnv = getenv("OPENPARTS_ROOT_DIR");
1130       if (anEnv)
1131         aFile = std::string(anEnv) + FSEP + "resources";
1132     }
1133
1134     aFile += FSEP;
1135     static const std::string aMarkerName = "marker_dot.png";
1136     aFile += aMarkerName;
1137     aPixMap = new Image_AlienPixMap();
1138     if(!aPixMap->Load(aFile.c_str())) {
1139       // The icon for constraint is not found
1140       static const std::string aMsg =
1141         "Error: Point market not found by path: \"" + aFile + "\". Falling back.";
1142       //Events_InfoMessage("ModuleBase_Tools::setPointBallHighlighting", aMsg).send();
1143     }
1144   }
1145
1146   Handle(Graphic3d_AspectMarker3d) anAspect;
1147   Handle(Prs3d_Drawer) aDrawer = theAIS->DynamicHilightAttributes();
1148   if (aDrawer.IsNull()) {
1149     if (ModuleBase_IViewer::DefaultHighlightDrawer.IsNull())
1150       return;
1151     aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
1152     if (!aDrawer->HasOwnPointAspect()) {
1153       aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_BALL, Quantity_NOC_BLACK, 2.0));
1154     }
1155   }
1156   if(aDrawer->HasOwnPointAspect()) {
1157     Handle(Prs3d_PointAspect) aPntAspect = aDrawer->PointAspect();
1158     if(aPixMap->IsEmpty()) {
1159       anAspect = aPntAspect->Aspect();
1160       anAspect->SetType(Aspect_TOM_BALL);
1161     } else {
1162       if(aPixMap->Format() == Image_PixMap::ImgGray) {
1163         aPixMap->SetFormat (Image_PixMap::ImgAlpha);
1164       } else if(aPixMap->Format() == Image_PixMap::ImgGrayF) {
1165         aPixMap->SetFormat (Image_PixMap::ImgAlphaF);
1166       }
1167       anAspect = new Graphic3d_AspectMarker3d(aPixMap);
1168       aPntAspect->SetAspect(anAspect);
1169     }
1170     aDrawer->SetPointAspect(aPntAspect);
1171           theAIS->SetDynamicHilightAttributes(aDrawer);
1172   }
1173 }
1174
1175 FeaturePtr createParameter(const QString& theText)
1176 {
1177   FeaturePtr aParameter;
1178   QStringList aList = theText.split("=");
1179   if (aList.count() != 2) {
1180     return aParameter;
1181   }
1182   QString aParamName = aList.at(0).trimmed();
1183
1184   if (isNameExist(aParamName, FeaturePtr())) {
1185     return aParameter;
1186   }
1187
1188   if (!ModelAPI_Expression::isVariable(aParamName.toStdString())) {
1189     return aParameter;
1190   }
1191
1192   QString aExpression = aList.at(1).trimmed();
1193   if (aExpression.isEmpty()) {
1194     return aParameter;
1195   }
1196
1197   SessionPtr aMgr = ModelAPI_Session::get();
1198   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1199
1200   aParameter = aDoc->addFeature("Parameter");
1201   if (aParameter.get()) {
1202     AttributeStringPtr aNameAttr = aParameter->string("variable");
1203     aNameAttr->setValue(aParamName.toStdString());
1204
1205     AttributeStringPtr aExprAttr = aParameter->string("expression");
1206     aExprAttr->setValue(aExpression.toStdString());
1207     aParameter->execute();
1208
1209     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
1210     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1211   }
1212   return aParameter;
1213 }
1214
1215 void editParameter(FeaturePtr theParam, const QString& theText)
1216 {
1217   QStringList aList = theText.split("=");
1218   QString aParamName = aList.at(0).trimmed();
1219
1220   QString aExpression = aList.at(1).trimmed();
1221   if (aExpression.isEmpty()) {
1222     return;
1223   }
1224
1225   if (isNameExist(aParamName, theParam)) {
1226     return;
1227   }
1228   AttributeStringPtr aNameAttr = theParam->string("variable");
1229   aNameAttr->setValue(aParamName.toStdString());
1230
1231   AttributeStringPtr aExprAttr = theParam->string("expression");
1232   aExprAttr->setValue(aExpression.toStdString());
1233   theParam->execute();
1234
1235   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
1236 }
1237
1238 bool isNameExist(const QString& theName, FeaturePtr theIgnoreParameter)
1239 {
1240   SessionPtr aMgr = ModelAPI_Session::get();
1241   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1242   FeaturePtr aParamFeature;
1243   int aNbFeatures = aDoc->numInternalFeatures();
1244   std::string aName = theName.toStdString();
1245   for (int i = 0; i < aNbFeatures; i++) {
1246     aParamFeature = aDoc->internalFeature(i);
1247     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1248       if ((theIgnoreParameter != aParamFeature) && (aParamFeature->name() == aName))
1249         return true;
1250     }
1251   }
1252   return false;
1253 }
1254
1255 FeaturePtr findParameter(const QString& theName)
1256 {
1257   SessionPtr aMgr = ModelAPI_Session::get();
1258   std::shared_ptr<ModelAPI_Document> aDoc = aMgr->activeDocument();
1259   FeaturePtr aParamFeature;
1260   int aNbFeatures = aDoc->numInternalFeatures();
1261   std::string aName = theName.toStdString();
1262   for (int i = 0; i < aNbFeatures; i++) {
1263     aParamFeature = aDoc->internalFeature(i);
1264     if (aParamFeature && aParamFeature->getKind() == "Parameter") {
1265       if (aParamFeature->name() == aName)
1266         return aParamFeature;
1267     }
1268   }
1269   return FeaturePtr();
1270 }
1271
1272
1273 //********************************************************************
1274 std::string generateName(const AttributePtr& theAttribute,
1275   ModuleBase_IWorkshop* theWorkshop)
1276 {
1277   std::string aName;
1278   if (theAttribute.get() != NULL) {
1279     ModuleBase_Operation* anOperation = theWorkshop->currentOperation();
1280
1281     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
1282     if (aFeature.get()) {
1283       std::string aXmlCfg, aDescription;
1284       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
1285
1286       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
1287       std::string anAttributeTitle;
1288       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
1289
1290       std::stringstream aStreamName;
1291       aStreamName << theAttribute->owner()->data()->name() << "/" << anAttributeTitle.c_str();
1292       aName = aStreamName.str();
1293     }
1294   }
1295   return aName;
1296 }
1297
1298 } // namespace ModuleBase_Tools
1299
1300