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(const TopoDS_Shape& theShape) const
 238 {
 239   foreach (QString aType, myShapeTypes) {
 240     if (theShape.ShapeType() == ModuleBase_Tools::shapeType(aType))
 241       return true;
 242   }
 243   return false;
 244 }
 245
 246 //********************************************************************
 247 GeomShapePtr ModuleBase_WidgetShapeSelector::getShape() const
 248 {
 249   GeomShapePtr aShape;
 250   DataPtr aData = myFeature->data();
 251   if (!aData->isValid())
 252     return aShape;
 253
 254   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 255   if (aSelect)
 256     aShape = aSelect->value();
 257
 258   return aShape;
 259 }
 260
 261 //********************************************************************
 262 void ModuleBase_WidgetShapeSelector::updateSelectionName()
 263 {
 264   DataPtr aData = myFeature->data();
 265   if (!aData->isValid())
 266     return;
 267
 268   bool isNameUpdated = false;
 269   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 270   if (aSelect) {
 271     myTextLine->setText(QString::fromStdString(aSelect->namingName(getDefaultValue())));
 272     isNameUpdated = true;
 273   }
 274   if (!isNameUpdated) {
 275     ObjectPtr anObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
 276     if (anObject.get() != NULL) {
 277       std::string aName = anObject->data()->name();
 278       myTextLine->setText(QString::fromStdString(aName));
 279     } else {
 280       AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 281       if (aRefAttr && aRefAttr->attr().get() != NULL) {
 282         //myIsObject = aRefAttr->isObject();
 283         AttributePtr anAttr = aRefAttr->attr();
 284         if (anAttr.get() != NULL) {
 285           std::stringstream aName;
 286           aName <<anAttr->owner()->data()->name()<<"/"<<anAttr->id();
 287           myTextLine->setText(QString::fromStdString(aName.str()));
 288         }
 289       }
 290       else {
 291         myTextLine->setText(getDefaultValue().c_str());
 292       }
 293     }
 294   }
 295 }
 296
 297
 298 //********************************************************************
 299 void ModuleBase_WidgetShapeSelector::activateSelection(bool toActivate)
 300 {
 301   updateSelectionName();
 302
 303   if (toActivate) {
 304     QIntList aList;
 305     foreach (QString aType, myShapeTypes) {
 306       aList.append(ModuleBase_Tools::shapeType(aType));
 307     }
 308     myWorkshop->activateSubShapesSelection(aList);
 309   } else {
 310     myWorkshop->deactivateSubShapesSelection();
 311   }
 312 }
 313
 314 //********************************************************************
 315 void ModuleBase_WidgetShapeSelector::raisePanel() const
 316 {
 317   QWidget* aParent = this->parentWidget();
 318   QWidget* aLastPanel = 0;
 319   while (!aParent->inherits("QDockWidget")) {
 320     aLastPanel = aParent;
 321     aParent = aParent->parentWidget();
 322     if (!aParent)
 323       return;
 324   }
 325   if (aParent->inherits("QDockWidget")) {
 326     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 327     aTabWgt->raise();
 328   }
 329 }
 330
 331 //********************************************************************
 332 void ModuleBase_WidgetShapeSelector::activateCustom()
 333 {
 334   connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 335   activateSelection(true);
 336
 337   // Restore selection in the viewer by the attribute selection list
 338   myWorkshop->setSelected(getAttributeSelection());
 339
 340   activateFilters(myWorkshop, true);
 341 }
 342
 343 //********************************************************************
 344 void ModuleBase_WidgetShapeSelector::storeAttributeValue()
 345 {
 346   DataPtr aData = myFeature->data();
 347   AttributePtr anAttribute = myFeature->attribute(attributeID());
 348
 349   myObject = GeomValidators_Tools::getObject(anAttribute);
 350   myShape = getShape();
 351   myRefAttribute = AttributePtr();
 352   myIsObject = false;
 353   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 354   if (aRefAttr) {
 355     myIsObject = aRefAttr->isObject();
 356     myRefAttribute = aRefAttr->attr();
 357   }
 358 }
 359
 360 //********************************************************************
 361 void ModuleBase_WidgetShapeSelector::restoreAttributeValue(bool theValid)
 362 {
 363   DataPtr aData = myFeature->data();
 364   AttributePtr anAttribute = myFeature->attribute(attributeID());
 365
 366   setObject(myObject, myShape);
 367   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 368   if (aRefAttr) {
 369     if (!myIsObject)
 370       aRefAttr->setAttr(myRefAttribute);
 371   }
 372 }
 373
 374 //********************************************************************
 375 void ModuleBase_WidgetShapeSelector::customValidators(
 376                                     std::list<ModelAPI_Validator*>& theValidators,
 377                                     std::list<std::list<std::string> >& theArguments) const
 378 {
 379   return;
 380   theValidators.push_back(myShapeValidator);
 381
 382   std::list<std::string> anArguments;
 383   foreach(QString aType, myShapeTypes) {
 384     anArguments.push_back(aType.toStdString().c_str());
 385   }
 386   theArguments.push_back(anArguments);
 387 }
 388
 389 //********************************************************************
 390 bool ModuleBase_WidgetShapeSelector::setSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 391 {
 392   bool isDone = false;
 393
 394   // It should be checked by corresponded validator
 395   ObjectPtr aObject = thePrs.object();
 396   ObjectPtr aCurrentObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
 397   /*
 398   if ((!aCurrentObject) && (!aObject))
 399     return false;*/
 400
 401   // It should be checked by corresponded validator
 402   // Check that the selected object is result (others can not be accepted)
 403   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObject);
 404   if (!aRes)
 405     return false;
 406   /*if (myFeature) {
 407     // We can not select a result of our feature
 408     const std::list<std::shared_ptr<ModelAPI_Result>>& aResList = myFeature->results();
 409     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aIt;
 410     for (aIt = aResList.cbegin(); aIt != aResList.cend(); ++aIt) {
 411       if ((*aIt) == aRes)
 412         return false;
 413     }
 414   }
 415   */
 416   // It should be checked by corresponded validator
 417   /*
 418   // Check that object belongs to active document or PartSet
 419   DocumentPtr aDoc = aRes->document();
 420   SessionPtr aMgr = ModelAPI_Session::get();
 421   if (!(aDoc == aMgr->activeDocument()) && !(aDoc == aMgr->moduleDocument()))
 422     return false;*/
 423
 424   // It should be checked by corresponded validator
 425   // Check that the result has a shape
 426   GeomShapePtr aShape = ModelAPI_Tools::shape(aRes);
 427   if (!aShape)
 428     return false;
 429
 430   // Get sub-shapes from local selection
 431   if (!thePrs.shape().IsNull()) {
 432     aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 433     aShape->setImpl(new TopoDS_Shape(thePrs.shape()));
 434   }
 435   // Check that the selection corresponds to selection type
 436   TopoDS_Shape aTopoShape = aShape->impl<TopoDS_Shape>();
 437   if (!acceptSubShape(aTopoShape))
 438     return false;
 439
 440   setObject(aObject, aShape);
 441   return true;
 442 }
 443
 444 //********************************************************************
 445 void ModuleBase_WidgetShapeSelector::deactivate()
 446 {
 447   activateSelection(false);
 448   activateFilters(myWorkshop, false);
 449   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 450 }