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   delete myShapeValidator;
 106 }
 107
 108 //********************************************************************
 109 bool ModuleBase_WidgetShapeSelector::storeValueCustom() const
 110 {
 111   // the value is stored on the selection changed signal processing
 112   return true;
 113 }
 114
 115 //********************************************************************
 116 bool ModuleBase_WidgetShapeSelector::setObject(ObjectPtr theSelectedObject,
 117                                                GeomShapePtr theShape)
 118 {
 119   bool isChanged = false;
 120   FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(theSelectedObject);
 121   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
 122     return isChanged;
 123
 124   DataPtr aData = myFeature->data();
 125   AttributeReferencePtr aRef = aData->reference(attributeID());
 126   if (aRef) {
 127     ObjectPtr aObject = aRef->value();
 128     if (!(aObject && aObject->isSame(theSelectedObject))) {
 129       aRef->setValue(theSelectedObject);
 130       isChanged = true;
 131     }
 132   } else {
 133     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 134     if (aRefAttr) {
 135       ObjectPtr aObject = aRefAttr->object();
 136       if (!(aObject && aObject->isSame(theSelectedObject))) {
 137         aRefAttr->setObject(theSelectedObject);
 138         isChanged = true;
 139       }
 140     } else {
 141       AttributeSelectionPtr aSelectAttr = aData->selection(attributeID());
 142       ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
 143       if (aSelectAttr.get() != NULL) {
 144         aSelectAttr->setValue(aResult, theShape);
 145         isChanged = true;
 146       }
 147     }
 148   }
 149   return isChanged;
 150 }
 151
 152 //********************************************************************
 153 QList<ModuleBase_ViewerPrs> ModuleBase_WidgetShapeSelector::getAttributeSelection() const
 154 {
 155   QList<ModuleBase_ViewerPrs> aSelected;
 156   if(myFeature) {
 157     DataPtr aData = myFeature->data();
 158     AttributePtr anAttribute = myFeature->attribute(attributeID());
 159
 160     ObjectPtr anObject = GeomValidators_Tools::getObject(anAttribute);
 161     TopoDS_Shape aShape;
 162     std::shared_ptr<GeomAPI_Shape> aShapePtr = getShape();
 163     if (aShapePtr.get()) {
 164       aShape = aShapePtr->impl<TopoDS_Shape>();
 165     }
 166     ModuleBase_ViewerPrs aPrs(anObject, aShape, NULL);
 167     aSelected.append(aPrs);
 168   }
 169   return aSelected;
 170 }
 171
 172 //********************************************************************
 173 void ModuleBase_WidgetShapeSelector::clearAttribute()
 174 {
 175   DataPtr aData = myFeature->data();
 176   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 177   if (aSelect) {
 178     aSelect->setValue(ResultPtr(), std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape()));
 179     return;
 180   }
 181   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 182   if (aRefAttr) {
 183     aRefAttr->setObject(ObjectPtr());
 184     return;
 185   }
 186   AttributeReferencePtr aRef = aData->reference(attributeID());
 187   if (aRef) {
 188     aRef->setObject(ObjectPtr());
 189   }
 190 }
 191
 192 //********************************************************************
 193 bool ModuleBase_WidgetShapeSelector::restoreValue()
 194 {
 195   bool isBlocked = this->blockSignals(true);
 196   updateSelectionName();
 197   this->blockSignals(isBlocked);
 198
 199   return true;
 200 }
 201
 202 //********************************************************************
 203 QList<QWidget*> ModuleBase_WidgetShapeSelector::getControls() const
 204 {
 205   QList<QWidget*> aControls;
 206   aControls.append(myTextLine);
 207   return aControls;
 208 }
 209
 210 //********************************************************************
 211 void ModuleBase_WidgetShapeSelector::onSelectionChanged()
 212 {
 213   // In order to make reselection possible, set empty object and shape should be done
 214   setObject(ObjectPtr(), std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape()));
 215
 216   bool aHasObject = false;
 217   QList<ModuleBase_ViewerPrs> aSelectedPrs = getSelectedEntitiesOrObjects(myWorkshop->selection());
 218   if (!aSelectedPrs.empty()) {
 219     ModuleBase_ViewerPrs aPrs = aSelectedPrs.first();
 220     if (!aPrs.isEmpty() && isValidSelection(aPrs)) {
 221       setSelectionCustom(aPrs);
 222       aHasObject = true;
 223     }
 224   }
 225   // the updateObject method should be called to flush the updated sigal. The workshop listens it,
 226   // calls validators for the feature and, as a result, updates the Apply button state.
 227   updateObject(myFeature);
 228   // the widget loses the focus only if the selected object is set
 229   if (aHasObject)
 230     emit focusOutWidget(this);
 231 }
 232
 233 //********************************************************************
 234 bool ModuleBase_WidgetShapeSelector::acceptSubShape(const TopoDS_Shape& theShape) const
 235 {
 236   foreach (QString aType, myShapeTypes) {
 237     if (theShape.ShapeType() == ModuleBase_Tools::shapeType(aType))
 238       return true;
 239   }
 240   return false;
 241 }
 242
 243 //********************************************************************
 244 GeomShapePtr ModuleBase_WidgetShapeSelector::getShape() const
 245 {
 246   GeomShapePtr aShape;
 247   DataPtr aData = myFeature->data();
 248   if (!aData->isValid())
 249     return aShape;
 250
 251   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 252   if (aSelect)
 253     aShape = aSelect->value();
 254
 255   return aShape;
 256 }
 257
 258 //********************************************************************
 259 void ModuleBase_WidgetShapeSelector::updateSelectionName()
 260 {
 261   DataPtr aData = myFeature->data();
 262   if (!aData->isValid())
 263     return;
 264
 265   bool isNameUpdated = false;
 266   AttributeSelectionPtr aSelect = aData->selection(attributeID());
 267   if (aSelect) {
 268     myTextLine->setText(QString::fromStdString(aSelect->namingName(getDefaultValue())));
 269     isNameUpdated = true;
 270   }
 271   if (!isNameUpdated) {
 272     ObjectPtr anObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
 273     if (anObject.get() != NULL) {
 274       std::string aName = anObject->data()->name();
 275       myTextLine->setText(QString::fromStdString(aName));
 276     } else {
 277       AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 278       if (aRefAttr && aRefAttr->attr().get() != NULL) {
 279         //myIsObject = aRefAttr->isObject();
 280         AttributePtr anAttr = aRefAttr->attr();
 281         if (anAttr.get() != NULL) {
 282           std::stringstream aName;
 283           aName <<anAttr->owner()->data()->name()<<"/"<<anAttr->id();
 284           myTextLine->setText(QString::fromStdString(aName.str()));
 285         }
 286       }
 287       else {
 288         myTextLine->setText(getDefaultValue().c_str());
 289       }
 290     }
 291   }
 292 }
 293
 294
 295 //********************************************************************
 296 void ModuleBase_WidgetShapeSelector::activateSelection(bool toActivate)
 297 {
 298   updateSelectionName();
 299
 300   if (toActivate) {
 301     QIntList aList;
 302     foreach (QString aType, myShapeTypes) {
 303       aList.append(ModuleBase_Tools::shapeType(aType));
 304     }
 305     myWorkshop->activateSubShapesSelection(aList);
 306   } else {
 307     myWorkshop->deactivateSubShapesSelection();
 308   }
 309 }
 310
 311 //********************************************************************
 312 void ModuleBase_WidgetShapeSelector::raisePanel() const
 313 {
 314   QWidget* aParent = this->parentWidget();
 315   QWidget* aLastPanel = 0;
 316   while (!aParent->inherits("QDockWidget")) {
 317     aLastPanel = aParent;
 318     aParent = aParent->parentWidget();
 319     if (!aParent)
 320       return;
 321   }
 322   if (aParent->inherits("QDockWidget")) {
 323     QDockWidget* aTabWgt = (QDockWidget*) aParent;
 324     aTabWgt->raise();
 325   }
 326 }
 327
 328 //********************************************************************
 329 void ModuleBase_WidgetShapeSelector::activateCustom()
 330 {
 331   connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 332   activateSelection(true);
 333
 334   // Restore selection in the viewer by the attribute selection list
 335   myWorkshop->setSelected(getAttributeSelection());
 336
 337   activateFilters(myWorkshop, true);
 338 }
 339
 340 //********************************************************************
 341 void ModuleBase_WidgetShapeSelector::storeAttributeValue()
 342 {
 343   DataPtr aData = myFeature->data();
 344   AttributePtr anAttribute = myFeature->attribute(attributeID());
 345
 346   myObject = GeomValidators_Tools::getObject(anAttribute);
 347   myShape = getShape();
 348   myRefAttribute = AttributePtr();
 349   myIsObject = false;
 350   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 351   if (aRefAttr) {
 352     myIsObject = aRefAttr->isObject();
 353     myRefAttribute = aRefAttr->attr();
 354   }
 355 }
 356
 357 //********************************************************************
 358 void ModuleBase_WidgetShapeSelector::restoreAttributeValue(bool theValid)
 359 {
 360   DataPtr aData = myFeature->data();
 361   AttributePtr anAttribute = myFeature->attribute(attributeID());
 362
 363   setObject(myObject, myShape);
 364   AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
 365   if (aRefAttr) {
 366     if (!myIsObject)
 367       aRefAttr->setAttr(myRefAttribute);
 368   }
 369 }
 370
 371 //********************************************************************
 372 void ModuleBase_WidgetShapeSelector::customValidators(
 373                                     std::list<ModelAPI_Validator*>& theValidators,
 374                                     std::list<std::list<std::string> >& theArguments) const
 375 {
 376   return;
 377   theValidators.push_back(myShapeValidator);
 378
 379   std::list<std::string> anArguments;
 380   foreach(QString aType, myShapeTypes) {
 381     anArguments.push_back(aType.toStdString().c_str());
 382   }
 383   theArguments.push_back(anArguments);
 384 }
 385
 386 //********************************************************************
 387 bool ModuleBase_WidgetShapeSelector::setSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 388 {
 389   bool isDone = false;
 390
 391   // It should be checked by corresponded validator
 392   ObjectPtr aObject = thePrs.object();
 393   ObjectPtr aCurrentObject = GeomValidators_Tools::getObject(myFeature->attribute(attributeID()));
 394   /*
 395   if ((!aCurrentObject) && (!aObject))
 396     return false;*/
 397
 398   // It should be checked by corresponded validator
 399   // Check that the selected object is result (others can not be accepted)
 400   ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObject);
 401   if (!aRes)
 402     return false;
 403   /*if (myFeature) {
 404     // We can not select a result of our feature
 405     const std::list<std::shared_ptr<ModelAPI_Result>>& aResList = myFeature->results();
 406     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aIt;
 407     for (aIt = aResList.cbegin(); aIt != aResList.cend(); ++aIt) {
 408       if ((*aIt) == aRes)
 409         return false;
 410     }
 411   }
 412   */
 413   // It should be checked by corresponded validator
 414   /*
 415   // Check that object belongs to active document or PartSet
 416   DocumentPtr aDoc = aRes->document();
 417   SessionPtr aMgr = ModelAPI_Session::get();
 418   if (!(aDoc == aMgr->activeDocument()) && !(aDoc == aMgr->moduleDocument()))
 419     return false;*/
 420
 421   // It should be checked by corresponded validator
 422   // Check that the result has a shape
 423   GeomShapePtr aShape = ModelAPI_Tools::shape(aRes);
 424   if (!aShape)
 425     return false;
 426
 427   // Get sub-shapes from local selection
 428   if (!thePrs.shape().IsNull()) {
 429     aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
 430     aShape->setImpl(new TopoDS_Shape(thePrs.shape()));
 431   }
 432   // Check that the selection corresponds to selection type
 433   TopoDS_Shape aTopoShape = aShape->impl<TopoDS_Shape>();
 434   if (!acceptSubShape(aTopoShape))
 435     return false;
 436
 437   setObject(aObject, aShape);
 438   return true;
 439 }
 440
 441 //********************************************************************
 442 void ModuleBase_WidgetShapeSelector::deactivate()
 443 {
 444   activateSelection(false);
 445   activateFilters(myWorkshop, false);
 446   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 447 }