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 ModuleBase_WidgetSelector::ModuleBase_WidgetSelector(QWidget* theParent,
  13                                                      ModuleBase_IWorkshop* theWorkshop,
  14                                                      const Config_WidgetAPI* theData,
  15                                                      const std::string& theParentId)
  16  : ModuleBase_WidgetValidated(theParent, theData, theParentId),
  17    myWorkshop(theWorkshop)
  18 {
  19 }
  20
  21 //********************************************************************
  22 ModuleBase_WidgetSelector::~ModuleBase_WidgetSelector()
  23 {
  24 }
  25
  26 //TODO: nds stabilization hotfix
  27 void ModuleBase_WidgetSelector::disconnectSignals()
  28 {
  29   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
  30 }
  31
  32 //********************************************************************
  33 void ModuleBase_WidgetSelector::getGeomSelection(const ModuleBase_ViewerPrs& thePrs,
  34                                                       ObjectPtr& theObject,
  35                                                       GeomShapePtr& theShape)
  36 {
  37   ModuleBase_ISelection* aSelection = myWorkshop->selection();
  38   theObject = aSelection->getResult(thePrs);
  39   theShape = aSelection->getShape(thePrs);
  40 }
  41
  42 //********************************************************************
  43 void ModuleBase_WidgetSelector::onSelectionChanged()
  44 {
  45   clearAttribute();
  46
  47   QList<ModuleBase_ViewerPrs> aSelected = myWorkshop->selection()->getSelected(
  48                                                               ModuleBase_ISelection::AllControls);
  49   bool isDone = setSelection(aSelected);
  50
  51   emit valuesChanged();
  52   // the updateObject method should be called to flush the updated sigal. The workshop listens it,
  53   // calls validators for the feature and, as a result, updates the Apply button state.
  54   updateObject(myFeature);
  55
  56   if (isDone)
  57     updateFocus();
  58 }
  59
  60 //********************************************************************
  61 bool ModuleBase_WidgetSelector::acceptSubShape(const TopoDS_Shape& theShape) const
  62 {
  63   bool aValid = true;
  64   if (theShape.IsNull()) {
  65     aValid = true; // do not check the shape type if the shape is empty
  66     // extrusion uses a sketch object selectected in Object browser
  67   }
  68   else {
  69     aValid = false;
  70     TopAbs_ShapeEnum aShapeType = theShape.ShapeType();
  71     QIntList aShapeTypes = getShapeTypes();
  72
  73     QIntList::const_iterator anIt = aShapeTypes.begin(), aLast = aShapeTypes.end();
  74     for (; anIt != aLast; anIt++) {
  75       if (aShapeType == *anIt)
  76         aValid = true;
  77     }
  78   }
  79   return aValid;
  80 }
  81
  82 //********************************************************************
  83 void ModuleBase_WidgetSelector::activateSelection(bool toActivate)
  84 {
  85   updateSelectionName();
  86
  87   if (toActivate) {
  88     myWorkshop->activateSubShapesSelection(getShapeTypes());
  89   } else {
  90     myWorkshop->deactivateSubShapesSelection();
  91   }
  92 }
  93
  94 //********************************************************************
  95 void ModuleBase_WidgetSelector::activateCustom()
  96 {
  97   connect(myWorkshop, SIGNAL(selectionChanged()), this,
  98           SLOT(onSelectionChanged()), Qt::UniqueConnection);
  99
 100   activateSelection(true);
 101
 102   // Restore selection in the viewer by the attribute selection list
 103   myWorkshop->setSelected(getAttributeSelection());
 104
 105   activateFilters(myWorkshop, true);
 106 }
 107
 108 //********************************************************************
 109 bool ModuleBase_WidgetSelector::isValidSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 110 {
 111   GeomShapePtr aShape = myWorkshop->selection()->getShape(thePrs);
 112   bool aValid = true;
 113   if (!aShape.get()) {
 114     ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 115     if (aResult.get())
 116       aShape = aResult->shape();
 117   }
 118   if (aShape.get()) {
 119     // Check that the selection corresponds to selection type
 120     TopoDS_Shape aTopoShape = aShape->impl<TopoDS_Shape>();
 121     aValid = acceptSubShape(aTopoShape);
 122   }
 123   if (aValid) {
 124     // In order to avoid selection of the same object
 125     ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 126     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aResult);
 127     aValid = aSelectedFeature != myFeature;
 128   }
 129   return aValid;
 130 }
 131
 132 //********************************************************************
 133 bool ModuleBase_WidgetSelector::setSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 134 {
 135   ObjectPtr anObject;
 136   GeomShapePtr aShape;
 137   getGeomSelection(thePrs, anObject, aShape);
 138
 139   setObject(anObject, aShape);
 140   return true;
 141 }
 142
 143 //********************************************************************
 144 void ModuleBase_WidgetSelector::deactivate()
 145 {
 146   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 147   activateSelection(false);
 148   activateFilters(myWorkshop, false);
 149 }