src/ModuleBase/ModuleBase_WidgetSelector.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        ModuleBase_WidgetSelector.cpp
   4 // Created:     19 June 2015
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include <ModuleBase_WidgetSelector.h>
   8
   9 #include <ModuleBase_ISelection.h>
  10 #include <ModuleBase_IWorkshop.h>
  11 #include <ModuleBase_Tools.h>
  12 #include <ModuleBase_Operation.h>
  13 #include <ModuleBase_OperationDescription.h>
  14 #include <ModuleBase_WidgetFactory.h>
  15 #include <ModuleBase_IModule.h>
  16 #include <ModuleBase_ResultPrs.h>
  17
  18 #include <ModelAPI_ResultConstruction.h>
  19
  20 #include <TopoDS_Iterator.hxx>
  21
  22 ModuleBase_WidgetSelector::ModuleBase_WidgetSelector(QWidget* theParent,
  23                                                      ModuleBase_IWorkshop* theWorkshop,
  24                                                      const Config_WidgetAPI* theData)
  25 : ModuleBase_WidgetValidated(theParent, theWorkshop, theData)
  26 {
  27 }
  28
  29 //********************************************************************
  30 ModuleBase_WidgetSelector::~ModuleBase_WidgetSelector()
  31 {
  32 }
  33
  34 //********************************************************************
  35 void ModuleBase_WidgetSelector::getGeomSelection(const ModuleBase_ViewerPrs& thePrs,
  36                                                       ObjectPtr& theObject,
  37                                                       GeomShapePtr& theShape)
  38 {
  39   ModuleBase_ISelection* aSelection = myWorkshop->selection();
  40   theObject = aSelection->getResult(thePrs);
  41   theShape = aSelection->getShape(thePrs);
  42 }
  43
  44 //********************************************************************
  45 void ModuleBase_WidgetSelector::onSelectionChanged()
  46 {
  47   QList<ModuleBase_ViewerPrs> aSelected = getFilteredSelected();
  48   bool isDone = setSelection(aSelected, true/*false*/);
  49   updateOnSelectionChanged(isDone);
  50 }
  51
  52 //********************************************************************
  53 void ModuleBase_WidgetSelector::updateOnSelectionChanged(const bool theDone)
  54 {
  55   // "false" flag should be used here, it connects to the #26658 OCC bug, when the user click in
  56   // the same place repeatedly without mouse moved. In the case validation by filters is not
  57   // perfromed, so an invalid object is selected. E.g. distance constraint, selection of a point.
  58   // the 3rd click in the same point allow using this point.
  59   emit valuesChanged();
  60   // the updateObject method should be called to flush the updated sigal. The workshop listens it,
  61   // calls validators for the feature and, as a result, updates the Apply button state.
  62   updateObject(myFeature);
  63
  64   // we need to forget about previous validation result as the current selection can influence on it
  65   clearValidatedCash();
  66
  67   if (theDone)
  68     updateFocus();
  69 }
  70
  71 //********************************************************************
  72 QList<ModuleBase_ViewerPrs> ModuleBase_WidgetSelector::getAttributeSelection() const
  73 {
  74   return QList<ModuleBase_ViewerPrs>();
  75 }
  76
  77 //********************************************************************
  78 bool ModuleBase_WidgetSelector::acceptSubShape(const GeomShapePtr& theShape,
  79                                                const ResultPtr& theResult) const
  80 {
  81   bool aValid = false;
  82
  83   GeomShapePtr aShape = theShape;
  84
  85   QIntList aShapeTypes = getShapeTypes();
  86   if (aShapeTypes.empty()) {
  87     aValid = true;
  88     return aValid;
  89   }
  90   // when the SHAPE type is provided by XML, the hole result shape can be selected.
  91   if (!aShape.get() && aShapeTypes.contains(TopAbs_SHAPE)) {
  92     aValid = true;
  93     return aValid;
  94   }
  95
  96   if (!aShape.get() && theResult.get()) {
  97     if (theResult.get())
  98       aShape = theResult->shape();
  99   }
 100   TopAbs_ShapeEnum aShapeType = TopAbs_SHAPE;
 101   if (aShape.get()) {
 102     // Check that the selection corresponds to selection type
 103     TopoDS_Shape aTopoShape = aShape->impl<TopoDS_Shape>();
 104     aShapeType = aTopoShape.ShapeType();
 105     // for compounds check sub-shapes: it may be compound of needed type:
 106     // Booleans may produce compounds of Solids
 107     if (aShapeType == TopAbs_COMPOUND) {
 108       aShapeType = ModuleBase_Tools::getCompoundSubType(aTopoShape);
 109     }
 110   }
 111
 112   QIntList::const_iterator anIt = aShapeTypes.begin(), aLast = aShapeTypes.end();
 113   for (; anIt != aLast; anIt++) {
 114     TopAbs_ShapeEnum aCurrentShapeType = (TopAbs_ShapeEnum)*anIt;
 115     if (aShapeType == aCurrentShapeType)
 116       aValid = true;
 117     else if (aCurrentShapeType == TopAbs_FACE) {
 118       // try to process the construction shape only if there is no a selected shape in the viewer
 119       if (!theShape.get() && theResult.get()) {
 120         ResultConstructionPtr aCResult =
 121                                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theResult);
 122         aValid = aCResult.get() && aCResult->facesNum() > 0;
 123       }
 124       aValid = ModuleBase_ResultPrs::isValidShapeType(aCurrentShapeType, aShapeType);
 125     }
 126   }
 127   return aValid;
 128 }
 129
 130 //********************************************************************
 131 bool ModuleBase_WidgetSelector::activateSelectionAndFilters(bool toActivate)
 132 {
 133   updateSelectionName();
 134
 135   if (toActivate) {
 136     myWorkshop->activateSubShapesSelection(getShapeTypes());
 137   } else {
 138     myWorkshop->deactivateSubShapesSelection();
 139   }
 140   return activateFilters(toActivate);
 141 }
 142
 143 //********************************************************************
 144 void ModuleBase_WidgetSelector::setObject(ObjectPtr theObject,
 145                                           GeomShapePtr theShape)
 146 {
 147   DataPtr aData = myFeature->data();
 148   ModuleBase_Tools::setObject(aData->attribute(attributeID()), theObject, theShape,
 149                               myWorkshop, myIsInValidate);
 150 }
 151
 152 //********************************************************************
 153 void ModuleBase_WidgetSelector::activateCustom()
 154 {
 155   connect(myWorkshop, SIGNAL(selectionChanged()), this,
 156           SLOT(onSelectionChanged()), Qt::UniqueConnection);
 157
 158   activateSelectionAndFilters(true);
 159
 160   // Restore selection in the viewer by the attribute selection list
 161   myWorkshop->setSelected(getAttributeSelection());
 162 }
 163
 164 //********************************************************************
 165 bool ModuleBase_WidgetSelector::isValidSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 166 {
 167   GeomShapePtr aShape = myWorkshop->selection()->getShape(thePrs);
 168   ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 169   bool aValid = acceptSubShape(aShape, aResult);
 170
 171   if (aValid) {
 172     // In order to avoid selection of the same object
 173     ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 174     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aResult);
 175     aValid = aSelectedFeature != myFeature;
 176   }
 177   return aValid;
 178 }
 179
 180 //********************************************************************
 181 bool ModuleBase_WidgetSelector::setSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 182 {
 183   ObjectPtr anObject;
 184   GeomShapePtr aShape;
 185   getGeomSelection(thePrs, anObject, aShape);
 186
 187   setObject(anObject, aShape);
 188   return true;
 189 }
 190
 191 //********************************************************************
 192 void ModuleBase_WidgetSelector::deactivate()
 193 {
 194   ModuleBase_ModelWidget::deactivate();
 195   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 196   activateSelectionAndFilters(false);
 197   ModuleBase_ModelWidget::deactivate();
 198 }
 199
 200 //********************************************************************
 201 std::string ModuleBase_WidgetSelector::generateName(const AttributePtr& theAttribute,
 202                                                     ModuleBase_IWorkshop* theWorkshop)
 203 {
 204   std::string aName;
 205   if (theAttribute.get() != NULL) {
 206     ModuleBase_Operation* anOperation = theWorkshop->currentOperation();
 207
 208     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
 209     if (aFeature.get()) {
 210       std::string aXmlCfg, aDescription;
 211       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
 212
 213       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 214       std::string anAttributeTitle;
 215       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
 216
 217       std::stringstream aStreamName;
 218       aStreamName << theAttribute->owner()->data()->name() << "/"<< anAttributeTitle.c_str();
 219       aName = aStreamName.str();
 220     }
 221   }
 222   return aName;
 223 }