src/ModuleBase/ModuleBase_WidgetSelector.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        ModuleBase_WidgetSelector.h
   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
  12 #include <ModelAPI_ResultConstruction.h>
  13
  14 ModuleBase_WidgetSelector::ModuleBase_WidgetSelector(QWidget* theParent,
  15                                                      ModuleBase_IWorkshop* theWorkshop,
  16                                                      const Config_WidgetAPI* theData,
  17                                                      const std::string& theParentId)
  18  : ModuleBase_WidgetValidated(theParent, theData, theParentId),
  19    myWorkshop(theWorkshop)
  20 {
  21 }
  22
  23 //********************************************************************
  24 ModuleBase_WidgetSelector::~ModuleBase_WidgetSelector()
  25 {
  26 }
  27
  28 //TODO: nds stabilization hotfix
  29 void ModuleBase_WidgetSelector::disconnectSignals()
  30 {
  31   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
  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   clearAttribute();
  48
  49   QList<ModuleBase_ViewerPrs> aSelected = myWorkshop->selection()->getSelected(
  50                                                               ModuleBase_ISelection::AllControls);
  51   bool isDone = setSelection(aSelected);
  52
  53   emit valuesChanged();
  54   // the updateObject method should be called to flush the updated sigal. The workshop listens it,
  55   // calls validators for the feature and, as a result, updates the Apply button state.
  56   updateObject(myFeature);
  57
  58   if (isDone)
  59     updateFocus();
  60 }
  61
  62 //********************************************************************
  63 bool ModuleBase_WidgetSelector::acceptSubShape(const GeomShapePtr& theShape,
  64                                                const ResultPtr& theResult) const
  65 {
  66   bool aValid = false;
  67
  68   GeomShapePtr aShape = theShape;
  69   if (!aShape.get() && theResult.get()) {
  70     if (theResult.get())
  71       aShape = theResult->shape();
  72   }
  73   TopAbs_ShapeEnum aShapeType = TopAbs_SHAPE;
  74   if (aShape.get()) {
  75     // Check that the selection corresponds to selection type
  76     TopoDS_Shape aTopoShape = aShape->impl<TopoDS_Shape>();
  77     aShapeType = aTopoShape.ShapeType();
  78   }
  79
  80   QIntList aShapeTypes = getShapeTypes();
  81   QIntList::const_iterator anIt = aShapeTypes.begin(), aLast = aShapeTypes.end();
  82   for (; anIt != aLast; anIt++) {
  83     if (aShapeType == *anIt)
  84       aValid = true;
  85     else if (*anIt == TopAbs_FACE) {
  86       // try to process the construction shape only if there is no a selected shape in the viewer
  87       if (!theShape.get() && theResult.get()) {
  88         ResultConstructionPtr aCResult =
  89                                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theResult);
  90         aValid = aCResult.get() && aCResult->facesNum() > 0;
  91       }
  92     }
  93   }
  94   return aValid;
  95 }
  96
  97 //********************************************************************
  98 void ModuleBase_WidgetSelector::activateSelection(bool toActivate)
  99 {
 100   updateSelectionName();
 101
 102   if (toActivate) {
 103     myWorkshop->activateSubShapesSelection(getShapeTypes());
 104   } else {
 105     myWorkshop->deactivateSubShapesSelection();
 106   }
 107 }
 108
 109 //********************************************************************
 110 void ModuleBase_WidgetSelector::activateCustom()
 111 {
 112   connect(myWorkshop, SIGNAL(selectionChanged()), this,
 113           SLOT(onSelectionChanged()), Qt::UniqueConnection);
 114
 115   activateSelection(true);
 116
 117   // Restore selection in the viewer by the attribute selection list
 118   myWorkshop->setSelected(getAttributeSelection());
 119
 120   activateFilters(myWorkshop, true);
 121 }
 122
 123 //********************************************************************
 124 bool ModuleBase_WidgetSelector::isValidSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 125 {
 126   GeomShapePtr aShape = myWorkshop->selection()->getShape(thePrs);
 127   ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 128   bool aValid = acceptSubShape(aShape, aResult);
 129
 130   if (aValid) {
 131     // In order to avoid selection of the same object
 132     ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 133     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aResult);
 134     aValid = aSelectedFeature != myFeature;
 135   }
 136   return aValid;
 137 }
 138
 139 //********************************************************************
 140 bool ModuleBase_WidgetSelector::setSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 141 {
 142   ObjectPtr anObject;
 143   GeomShapePtr aShape;
 144   getGeomSelection(thePrs, anObject, aShape);
 145
 146   setObject(anObject, aShape);
 147   return true;
 148 }
 149
 150 //********************************************************************
 151 void ModuleBase_WidgetSelector::deactivate()
 152 {
 153   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 154   activateSelection(false);
 155   activateFilters(myWorkshop, false);
 156 }