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
  50   if (isDone)
  51    updateOnSelectionChanged(isDone);
  52 }
  53
  54 //********************************************************************
  55 void ModuleBase_WidgetSelector::updateOnSelectionChanged(const bool theDone)
  56 {
  57   // "false" flag should be used here, it connects to the #26658 OCC bug, when the user click in
  58   // the same place repeatedly without mouse moved. In the case validation by filters is not
  59   // perfromed, so an invalid object is selected. E.g. distance constraint, selection of a point.
  60   // the 3rd click in the same point allow using this point.
  61   emit valuesChanged();
  62   // the updateObject method should be called to flush the updated sigal. The workshop listens it,
  63   // calls validators for the feature and, as a result, updates the Apply button state.
  64   updateObject(myFeature);
  65
  66   // we need to forget about previous validation result as the current selection can influence on it
  67   clearValidatedCash();
  68
  69   if (theDone)
  70     updateFocus();
  71 }
  72
  73 //********************************************************************
  74 QList<ModuleBase_ViewerPrs> ModuleBase_WidgetSelector::getAttributeSelection() const
  75 {
  76   return QList<ModuleBase_ViewerPrs>();
  77 }
  78
  79 //********************************************************************
  80 bool ModuleBase_WidgetSelector::acceptSubShape(const GeomShapePtr& theShape,
  81                                                const ResultPtr& theResult) const
  82 {
  83   bool aValid = false;
  84
  85   GeomShapePtr aShape = theShape;
  86
  87   QIntList aShapeTypes = getShapeTypes();
  88   if (aShapeTypes.empty()) {
  89     aValid = true;
  90     return aValid;
  91   }
  92   // when the SHAPE type is provided by XML, the hole result shape can be selected.
  93   if (!aShape.get() && aShapeTypes.contains(TopAbs_SHAPE)) {
  94     aValid = true;
  95     return aValid;
  96   }
  97
  98   if (!aShape.get() && theResult.get()) {
  99     if (theResult.get())
 100       aShape = theResult->shape();
 101   }
 102   TopAbs_ShapeEnum aShapeType = TopAbs_SHAPE;
 103   if (aShape.get()) {
 104     // Check that the selection corresponds to selection type
 105     TopoDS_Shape aTopoShape = aShape->impl<TopoDS_Shape>();
 106     aShapeType = aTopoShape.ShapeType();
 107     // for compounds check sub-shapes: it may be compound of needed type:
 108     // Booleans may produce compounds of Solids
 109     if (aShapeType == TopAbs_COMPOUND) {
 110       aShapeType = ModuleBase_Tools::getCompoundSubType(aTopoShape);
 111     }
 112   }
 113
 114   QIntList::const_iterator anIt = aShapeTypes.begin(), aLast = aShapeTypes.end();
 115   for (; anIt != aLast; anIt++) {
 116     TopAbs_ShapeEnum aCurrentShapeType = (TopAbs_ShapeEnum)*anIt;
 117     if (aShapeType == aCurrentShapeType)
 118       aValid = true;
 119     else if (aCurrentShapeType == TopAbs_FACE) {
 120       // try to process the construction shape only if there is no a selected shape in the viewer
 121       if (!theShape.get() && theResult.get()) {
 122         ResultConstructionPtr aCResult =
 123                                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theResult);
 124         aValid = aCResult.get() && aCResult->facesNum() > 0;
 125       }
 126       aValid = ModuleBase_ResultPrs::isValidShapeType(aCurrentShapeType, aShapeType);
 127     }
 128   }
 129   return aValid;
 130 }
 131
 132 //********************************************************************
 133 bool ModuleBase_WidgetSelector::activateSelectionAndFilters(bool toActivate)
 134 {
 135   updateSelectionName();
 136
 137   if (toActivate) {
 138     myWorkshop->activateSubShapesSelection(getShapeTypes());
 139   } else {
 140     myWorkshop->deactivateSubShapesSelection();
 141   }
 142   return activateFilters(toActivate);
 143 }
 144
 145 //********************************************************************
 146 void ModuleBase_WidgetSelector::setObject(ObjectPtr theObject,
 147                                           GeomShapePtr theShape)
 148 {
 149   DataPtr aData = myFeature->data();
 150   ModuleBase_Tools::setObject(aData->attribute(attributeID()), theObject, theShape,
 151                               myWorkshop, myIsInValidate);
 152 }
 153
 154 //********************************************************************
 155 void ModuleBase_WidgetSelector::activateCustom()
 156 {
 157   connect(myWorkshop, SIGNAL(selectionChanged()), this,
 158           SLOT(onSelectionChanged()), Qt::UniqueConnection);
 159
 160   activateSelectionAndFilters(true);
 161
 162   // Restore selection in the viewer by the attribute selection list
 163   myWorkshop->setSelected(getAttributeSelection());
 164 }
 165
 166 //********************************************************************
 167 bool ModuleBase_WidgetSelector::isValidSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 168 {
 169   GeomShapePtr aShape = myWorkshop->selection()->getShape(thePrs);
 170   ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 171   bool aValid = acceptSubShape(aShape, aResult);
 172
 173   if (aValid) {
 174     // In order to avoid selection of the same object
 175     ResultPtr aResult = myWorkshop->selection()->getResult(thePrs);
 176     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aResult);
 177     aValid = aSelectedFeature != myFeature;
 178   }
 179   return aValid;
 180 }
 181
 182 //********************************************************************
 183 bool ModuleBase_WidgetSelector::setSelectionCustom(const ModuleBase_ViewerPrs& thePrs)
 184 {
 185   ObjectPtr anObject;
 186   GeomShapePtr aShape;
 187   getGeomSelection(thePrs, anObject, aShape);
 188
 189   setObject(anObject, aShape);
 190   return true;
 191 }
 192
 193 //********************************************************************
 194 void ModuleBase_WidgetSelector::deactivate()
 195 {
 196   ModuleBase_ModelWidget::deactivate();
 197   disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 198   activateSelectionAndFilters(false);
 199   ModuleBase_ModelWidget::deactivate();
 200 }
 201
 202 //********************************************************************
 203 std::string ModuleBase_WidgetSelector::generateName(const AttributePtr& theAttribute,
 204                                                     ModuleBase_IWorkshop* theWorkshop)
 205 {
 206   std::string aName;
 207   if (theAttribute.get() != NULL) {
 208     ModuleBase_Operation* anOperation = theWorkshop->currentOperation();
 209
 210     FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
 211     if (aFeature.get()) {
 212       std::string aXmlCfg, aDescription;
 213       theWorkshop->module()->getXMLRepresentation(aFeature->getKind(), aXmlCfg, aDescription);
 214
 215       ModuleBase_WidgetFactory aFactory(aXmlCfg, theWorkshop);
 216       std::string anAttributeTitle;
 217       aFactory.getAttributeTitle(theAttribute->id(), anAttributeTitle);
 218
 219       std::stringstream aStreamName;
 220       aStreamName << theAttribute->owner()->data()->name() << "/"<< anAttributeTitle.c_str();
 221       aName = aStreamName.str();
 222     }
 223   }
 224   return aName;
 225 }