src/ModuleBase/ModuleBase_WidgetShapeSelector.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        ModuleBase_WidgetShapeSelector.h
   4 // Created:     2 June 2014
   5 // Author:      Vitaly Smetannikov
   6
   7 #include <ModuleBase_WidgetShapeSelector.h>
   8 #include <ModuleBase_Definitions.h>
   9 #include <ModuleBase_ISelection.h>
  10 #include <ModuleBase_IWorkshop.h>
  11 #include <ModuleBase_IViewer.h>
  12 #include <ModuleBase_Tools.h>
  13 #include <ModuleBase_FilterFactory.h>
  14 #include <ModuleBase_Filter.h>
  15
  16 #include <GeomValidators_ShapeType.h>
  17
  18 #include <Config_WidgetAPI.h>
  19 #include <Events_Loop.h>
  20 #include <Events_Message.h>
  21 #include <GeomAPI_Interface.h>
  22 #include <GeomAPI_Shape.h>
  23 #include <GeomValidators_Tools.h>
  24
  25 #include <ModelAPI_AttributeReference.h>
  26 #include <ModelAPI_Data.h>
  27 #include <ModelAPI_Document.h>
  28 #include <ModelAPI_Events.h>
  29 #include <ModelAPI_Feature.h>
  30 #include <ModelAPI_Result.h>
  31 #include <ModelAPI_ResultConstruction.h>
  32 #include <ModelAPI_AttributeReference.h>
  33 #include <ModelAPI_AttributeSelection.h>
  34 #include <ModelAPI_Session.h>
  35 #include <ModelAPI_Tools.h>
  36 #include <ModelAPI_ResultBody.h>
  37 #include <ModelAPI_AttributeRefAttr.h>
  38 #include <ModelAPI_Validator.h>
  39 #include <ModelAPI_AttributeValidator.h>
  40 #include <ModelAPI_ShapeValidator.h>
  41
  42 #include <Config_WidgetAPI.h>
  43 #include <Events_Error.h>
  44
  45 #include <GeomAPI_Shape.h>
  46
  47 #include <SelectMgr_ListIteratorOfListOfFilter.hxx>
  48 #include <TopoDS_Shape.hxx>
  49 #include <TopExp_Explorer.hxx>
  50
  51 #include <QWidget>
  52 #include <QLayout>
  53 #include <QLabel>
  54 #include <QLineEdit>
  55 #include <QToolButton>
  56 #include <QString>
  57 #include <QEvent>
  58 #include <QDockWidget>
  59 #include <QApplication>
  60 #include <QFormLayout>
  61
  62 #include <TopExp_Explorer.hxx>
  63 #include <TopoDS_Shape.hxx>
  64
  65 #include <memory>
  66
  67 #include <list>
  68 #include <string>
  69
  70
  71 ModuleBase_WidgetShapeSelector::ModuleBase_WidgetShapeSelector(QWidget* theParent,
  72                                                      ModuleBase_IWorkshop* theWorkshop,
  73                                                      const Config_WidgetAPI* theData,
  74                                                      const std::string& theParentId)
  75     : ModuleBase_WidgetValidated(theParent, theData, theParentId),
  76       myWorkshop(theWorkshop)
  77 {
  78   QFormLayout* aLayout = new QFormLayout(this);
  79   ModuleBase_Tools::adjustMargins(aLayout);
  80
  81   QString aLabelText = QString::fromStdString(theData->widgetLabel());
  82   QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
  83   myLabel = new QLabel(aLabelText, this);
  84   if (!aLabelIcon.isEmpty())
  85     myLabel->setPixmap(QPixmap(aLabelIcon));
  86
  87
  88   QString aToolTip = QString::fromStdString(theData->widgetTooltip());
  89   myTextLine = new QLineEdit(this);
  90   myTextLine->setReadOnly(true);
  91   myTextLine->setToolTip(aToolTip);
  92   myTextLine->installEventFilter(this);
  93
  94   aLayout->addRow(myLabel, myTextLine);
  95
  96   std::string aTypes = theData->getProperty("shape_types");
  97   myShapeTypes = QString(aTypes.c_str()).split(' ', QString::SkipEmptyParts);
  98
  99   myShapeValidator = new GeomValidators_ShapeType();
 100 }
 101
 102 //********************************************************************
 103 ModuleBase_WidgetShapeSelector::~ModuleBase_WidgetShapeSelector()
 104 {
 105   activateSelection(false);
 106   activateFilters(myWorkshop, false);
 107
 108   delete myShapeValidator;
 109 }
 110
 111 //********************************************************************
 112 bool ModuleBase_WidgetShapeSelector::storeValueCustom() const
 113 {
 114   // the value is stored on the selection changed signal processing
 115   return true;
 116 }
 117
 118 //********************************************************************
 119 bool ModuleBase_WidgetShapeSelector::setObject(ObjectPtr theSelectedObject,
 120                                                GeomShapePtr theShape)
 121 {
 122   bool isChanged = false;
 123   FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(theSelectedObject);
 124   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
 125     return isChanged;
 126
 127   DataPtr aData = myFeature->data();
 128   AttributeReferencePtr aRef = aData->reference(attributeID());
 129   if (aRef) {
 130     ObjectPtr aObject = aRef->value();
 131     if (!(aObject && aObject->isSame(theSelectedObject))) {
 132       aRef->setValue(theSelectedObject);
 133       isChanged = true;
 134     }
 135   } else {
 136     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 137     if (aRefAttr) {
 138       ObjectPtr aObject = aRefAttr->object();
 139       if (!(aObject && aObject->isSame(theSelectedObject))) {
 140         aRefAttr->setObject(theSelectedObject);
 141         isChanged = true;
 142       }
 143     } else {
 144       AttributeSelectionPtr aSelectAttr = aData->selection(attributeID());
 145       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
 146       if (aSelectAttr.get() != NULL) {
 147         aSelectAttr->setValue(aResult, theShape);
 148         isChanged = true;
 149       }
 150     }
 151   }
 152   return isChanged;
 153 }
 154
 155 //********************************************************************
 156 QList<ModuleBase_ViewerPrs> ModuleBase_WidgetShapeSelector::getAttributeSelection() const
 157 {
 158   QList<ModuleBase_ViewerPrs> aSelected;
 159   if(myFeature) {
 160     DataPtr aData = myFeature->data();
 161     AttributePtr anAttribute = myFeature->attribute(attributeID());
 162
 163     ObjectPtr anObject = GeomValidators_Tools::getObject(anAttribute);
 164     TopoDS_Shape aShape;
 165     std::shared_ptr<GeomAPI_Shape> aShapePtr = getShape();
 166     if (aShapePtr.get()) {
 167       aShape = aShapePtr->impl<TopoDS_Shape>();
 168     }
 169     ModuleBase_ViewerPrs aPrs(anObject, aShape, NULL);
 170     aSelected.append(aPrs);
 171   }
 172   return aSelected;
 173 }
 174
 175 //********************************************************************
 176 void ModuleBase_WidgetShapeSelector::clearAttribute()
 177 {
 178   DataPtr aData = myFeature->data();
 179   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 180   if (aSelect) {
 181     aSelect->setValue(ResultPtr(), std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape()));
 182     return;
 183   }
 184   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 185   if (aRefAttr) {
 186     aRefAttr->setObject(ObjectPtr());
 187     return;
 188   }
 189   AttributeReferencePtr aRef = aData->reference(attributeID());
 190   if (aRef) {
 191     aRef->setObject(ObjectPtr());
 192   }
 193 }
 194
 195 //********************************************************************
 196 bool ModuleBase_WidgetShapeSelector::restoreValue()
 197 {
 198   bool isBlocked = this->blockSignals(true);
 199   updateSelectionName();
 200   this->blockSignals(isBlocked);
 201
 202   return true;
 203 }
 204
 205 //********************************************************************
 206 QList<QWidget*> ModuleBase_WidgetShapeSelector::getControls() const
 207 {
 208   QList<QWidget*> aControls;
 209   aControls.append(myTextLine);
 210   return aControls;
 211 }
 212
 213 //********************************************************************
 214 void ModuleBase_WidgetShapeSelector::onSelectionChanged()
 215 {
 216   // In order to make reselection possible, set empty object and shape should be done
 217   setObject(ObjectPtr(), std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape()));
 218
 219   bool aHasObject = false;
 220   QList<ModuleBase_ViewerPrs> aSelectedPrs = getSelectedEntitiesOrObjects(myWorkshop->selection());
 221   if (!aSelectedPrs.empty()) {
 222     ModuleBase_ViewerPrs aPrs = aSelectedPrs.first();
 223     if (!aPrs.isEmpty() && isValidSelection(aPrs)) {
 224       setSelectionCustom(aPrs);
 225       aHasObject = true;
 226     }
 227   }
 228   // the updateObject method should be called to flush the updated sigal. The workshop listens it,
 229   // calls validators for the feature and, as a result, updates the Apply button state.
 230   updateObject(myFeature);
 231   // the widget loses the focus only if the selected object is set
 232   if (aHasObject)
 233     emit focusOutWidget(this);
 234 }
 235
 236 //********************************************************************
 237 /*bool ModuleBase_WidgetShapeSelector::acceptSubShape(std::shared_ptr<GeomAPI_Shape> theShape) const
 238 {
 239   return true;
 240
 241   TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
 242   foreach (QString aType, myShapeTypes) {
 243     if (aShape.ShapeType() == ModuleBase_Tools::shapeType(aType))
 244       return true;
 245   }
 246   return false;
 247 }*/
 248
 249 //********************************************************************
 250 GeomShapePtr ModuleBase_WidgetShapeSelector::getShape() const
 251 {
 252   GeomShapePtr aShape;
 253   DataPtr aData = myFeature->data();
 254   if (!aData->isValid())
 255     return aShape;
 256
 257   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 258   if (aSelect)
 259     aShape = aSelect->value();
 260
 261   return aShape;
 262 }
 263
 264 //********************************************************************
 265 void ModuleBase_WidgetShapeSelector::updateSelectionName()
 266 {
 267   DataPtr aData = myFeature->data();
 268   if (!aData->isValid())
 269     return;
 270
 271   bool isNameUpdated = false;
 272   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 273   if (aSelect) {
 274     myTextLine->setText(QString::fromStdString(aSelect->namingName(getDefaultValue())));
 275     isNameUpdated = true;
 276   }
 277   if (!isNameUpdated) {
 278     ObjectPtr anObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
 279     if (anObject.get() != NULL) {
 280       std::string aName = anObject->data()->name();
 281       myTextLine->setText(QString::fromStdString(aName));
 282     } else {
 283       AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 284       if (aRefAttr && aRefAttr->attr().get() != NULL) {
 285         //myIsObject = aRefAttr->isObject();
 286         AttributePtr anAttr = aRefAttr->attr();
 287         if (anAttr.get() != NULL) {
 288           std::stringstream aName;
 289           aName <<anAttr->owner()->data()->name()<<"/"<<anAttr->id();
 290           myTextLine->setText(QString::fromStdString(aName.str()));
 291         }
 292       }
 293       else {
 294         myTextLine->setText(getDefaultValue().c_str());
 295       }
 296     }
 297   }
 298 }
 299
 300
 301 //********************************************************************
 302 void ModuleBase_WidgetShapeSelector::activateSelection(bool toActivate)
 303 {
 304   updateSelectionName();
 305
 306   if (toActivate) {
 307     QIntList aList;
 308     foreach (QString aType, myShapeTypes) {
 309       aList.append(ModuleBase_Tools::shapeType(aType));
 310     }
 311     myWorkshop->activateSubShapesSelection(aList);
 312   } else {
 313     myWorkshop->deactivateSubShapesSelection();
 314   }
 315 }
 316
 317 //********************************************************************
 318 void ModuleBase_WidgetShapeSelector::raisePanel() const
 319 {
 320   QWidget* aParent = this->parentWidget();
 321   QWidget* aLastPanel = 0;
 322   while (!aParent->inherits("QDockWidget")) {
 323     aLastPanel = aParent;
 324     aParent = aParent->parentWidget();
 325     if (!aParent)
 326       return;
 327   }
 328   if (aParent->inherits("QDockWidget")) {
 329     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 330     aTabWgt->raise();
 331   }
 332 }
 333
 334 //********************************************************************
 335 void ModuleBase_WidgetShapeSelector::activateCustom()
 336 {
 337   connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 338   activateSelection(true);
 339
 340   // Restore selection in the viewer by the attribute selection list
 341   myWorkshop->setSelected(getAttributeSelection());
 342
 343   activateFilters(myWorkshop, true);
 344 }
 345
 346 //********************************************************************
 347 void ModuleBase_WidgetShapeSelector::storeAttributeValue()
 348 {
 349   DataPtr aData = myFeature->data();
 350   AttributePtr anAttribute = myFeature->attribute(attributeID());
 351
 352   myObject = GeomValidators_Tools::getObject(anAttribute);
 353   myShape = getShape();
 354   myRefAttribute = AttributePtr();
 355   myIsObject = false;
 356   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 357   if (aRefAttr) {
 358     myIsObject = aRefAttr->isObject();
 359     myRefAttribute = aRefAttr->attr();
 360   }
 361 }
 362
 363 //********************************************************************
 364 void ModuleBase_WidgetShapeSelector::restoreAttributeValue(bool theValid)
 365 {
 366   DataPtr aData = myFeature->data();
 367   AttributePtr anAttribute = myFeature->attribute(attributeID());
 368
 369   setObject(myObject, myShape);
 370   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 371   if (aRefAttr) {
 372     if (!myIsObject)
 373       aRefAttr->setAttr(myRefAttribute);
 374   }
 375 }
 376
 377 //********************************************************************
 378 void ModuleBase_WidgetShapeSelector::customValidators(
 379                                     std::list<ModelAPI_Validator*>& theValidators,
 380                                     std::list<std::list<std::string> >& theArguments) const
 381 {
 382   theValidators.push_back(myShapeValidator);
 383
 384   std::list<std::string> anArguments;
 385   foreach(QString aType, myShapeTypes) {
 386     anArguments.push_back(aType.toStdString().c_str());
 387   }
 388   theArguments.push_back(anArguments);
 389 }
 390
 391 //********************************************************************
 392 bool ModuleBase_WidgetShapeSelector::setSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 393 {
 394   bool isDone = false;
 395
 396   // It should be checked by corresponded validator
 397   ObjectPtr aObject = thePrs.object();
 398   ObjectPtr aCurrentObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
 399   /*
 400   if ((!aCurrentObject) && (!aObject))
 401     return false;*/
 402
 403   // It should be checked by corresponded validator
 404   // Check that the selected object is result (others can not be accepted)
 405   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObject);
 406   if (!aRes)
 407     return false;
 408   /*if (myFeature) {
 409     // We can not select a result of our feature
 410     const std::list<std::shared_ptr<ModelAPI_Result>>& aResList = myFeature->results();
 411     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aIt;
 412     for (aIt = aResList.cbegin(); aIt != aResList.cend(); ++aIt) {
 413       if ((*aIt) == aRes)
 414         return false;
 415     }
 416   }
 417   */
 418   // It should be checked by corresponded validator
 419   /*
 420   // Check that object belongs to active document or PartSet
 421   DocumentPtr aDoc = aRes->document();
 422   SessionPtr aMgr = ModelAPI_Session::get();
 423   if (!(aDoc == aMgr->activeDocument()) && !(aDoc == aMgr->moduleDocument()))
 424     return false;*/
 425
 426   // It should be checked by corresponded validator
 427   // Check that the result has a shape
 428   GeomShapePtr aShape = ModelAPI_Tools::shape(aRes);
 429   if (!aShape)
 430     return false;
 431
 432   // Get sub-shapes from local selection
 433   if (!thePrs.shape().IsNull()) {
 434     aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 435     aShape->setImpl(new TopoDS_Shape(thePrs.shape()));
 436   }
 437   // Check that the selection corresponds to selection type
 438   //if (!acceptSubShape(aShape))
 439   //  return false;
 440
 441   setObject(aObject, aShape);
 442   return true;
 443 }
 444
 445 //********************************************************************
 446 void ModuleBase_WidgetShapeSelector::deactivate()
 447 {
 448   activateSelection(false);
 449   activateFilters(myWorkshop, false);
 450   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 451 }