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Union of validator and filter functionalities.
[modules/shaper.git] / src / ModuleBase / ModuleBase_WidgetShapeSelector.cpp
index e576407459fedd22def8f9d20f01b8eb83f5caab..e60c8cb301559e8c065fe632d7153154f54d32d3 100644 (file)
@@ -34,7 +34,8 @@
 #include <ModelAPI_AttributeRefAttr.h>
 #include <ModelAPI_Validator.h>
 #include <ModelAPI_ResultValidator.h>
-#include <ModelAPI_RefAttrValidator.h>
+#include <ModelAPI_AttributeValidator.h>
+#include <ModelAPI_ShapeValidator.h>
 
 #include <Config_WidgetAPI.h>
 #include <Events_Error.h>
@@ -54,6 +55,7 @@
 #include <QEvent>
 #include <QDockWidget>
 #include <QApplication>
+#include <QFormLayout>
 
 #include <TopExp_Explorer.hxx>
 #include <TopoDS_Shape.hxx>
@@ -91,34 +93,29 @@ ModuleBase_WidgetShapeSelector::ModuleBase_WidgetShapeSelector(QWidget* theParen
                                                      ModuleBase_IWorkshop* theWorkshop,
                                                      const Config_WidgetAPI* theData,
                                                      const std::string& theParentId)
-    : ModuleBase_ModelWidget(theParent, theData, theParentId),
+    : ModuleBase_WidgetValidated(theParent, theData, theParentId),
       myWorkshop(theWorkshop), myIsActive(false)
 {
-  myContainer = new QWidget(theParent);
-  QHBoxLayout* aLayout = new QHBoxLayout(myContainer);
+  QFormLayout* aLayout = new QFormLayout(this);
   ModuleBase_Tools::adjustMargins(aLayout);
 
   QString aLabelText = QString::fromStdString(theData->widgetLabel());
   QString aLabelIcon = QString::fromStdString(theData->widgetIcon());
-  myLabel = new QLabel(aLabelText, myContainer);
+  myLabel = new QLabel(aLabelText, this);
   if (!aLabelIcon.isEmpty())
     myLabel->setPixmap(QPixmap(aLabelIcon));
 
-  aLayout->addWidget(myLabel);
 
   QString aToolTip = QString::fromStdString(theData->widgetTooltip());
-  myTextLine = new QLineEdit(myContainer);
+  myTextLine = new QLineEdit(this);
   myTextLine->setReadOnly(true);
   myTextLine->setToolTip(aToolTip);
   myTextLine->installEventFilter(this);
 
-  aLayout->addWidget(myTextLine, 1);
+  aLayout->addRow(myLabel, myTextLine);
 
   std::string aTypes = theData->getProperty("shape_types");
   myShapeTypes = QString(aTypes.c_str()).split(' ', QString::SkipEmptyParts);
-
-  std::string aObjTypes = theData->getProperty("object_types");
-  myObjectTypes = QString(aObjTypes.c_str()).split(' ', QString::SkipEmptyParts);
 }
 
 //********************************************************************
@@ -128,41 +125,47 @@ ModuleBase_WidgetShapeSelector::~ModuleBase_WidgetShapeSelector()
 }
 
 //********************************************************************
-bool ModuleBase_WidgetShapeSelector::storeValue() const
+bool ModuleBase_WidgetShapeSelector::storeValueCustom() const
+{
+  // the value is stored on the selection changed signal processing 
+  return true;
+}
+
+//********************************************************************
+bool ModuleBase_WidgetShapeSelector::storeAttributeValues(ObjectPtr theSelectedObject,
+                                                          GeomShapePtr theShape) const
 {
-  FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(mySelectedObject);
+  bool isChanged = false;
+  FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(theSelectedObject);
   if (aSelectedFeature == myFeature)  // In order to avoid selection of the same object
-    return false;
+    return isChanged;
 
   DataPtr aData = myFeature->data();
   AttributeReferencePtr aRef = aData->reference(attributeID());
   if (aRef) {
     ObjectPtr aObject = aRef->value();
-    if (!(aObject && aObject->isSame(mySelectedObject))) {
-      aRef->setValue(mySelectedObject);
-      updateObject(myFeature);
-      return true;
+    if (!(aObject && aObject->isSame(theSelectedObject))) {
+      aRef->setValue(theSelectedObject);
+      isChanged = true;
     }
   } else {
     AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
     if (aRefAttr) {
       ObjectPtr aObject = aRefAttr->object();
-      if (!(aObject && aObject->isSame(mySelectedObject))) {
-        aRefAttr->setObject(mySelectedObject);
-        updateObject(myFeature);
-        return true;
+      if (!(aObject && aObject->isSame(theSelectedObject))) {
+        aRefAttr->setObject(theSelectedObject);
+        isChanged = true;
       }
     } else {
       AttributeSelectionPtr aSelectAttr = aData->selection(attributeID());
-      ResultPtr aBody = std::dynamic_pointer_cast<ModelAPI_Result>(mySelectedObject);
-      if (aSelectAttr && aBody && (myShape.get() != NULL)) {
-        aSelectAttr->setValue(aBody, myShape);
-        updateObject(myFeature);
-        return true;
+      ResultPtr aBody = std::dynamic_pointer_cast<ModelAPI_Result>(theSelectedObject);
+      if (aSelectAttr && aBody && (theShape.get() != NULL)) {
+        aSelectAttr->setValue(aBody, theShape);
+        isChanged = true;
       }
     }
   }
-  return false;
+  return isChanged;
 }
 
 //********************************************************************
@@ -188,27 +191,10 @@ void ModuleBase_WidgetShapeSelector::clearAttribute()
 //********************************************************************
 bool ModuleBase_WidgetShapeSelector::restoreValue()
 {
-  DataPtr aData = myFeature->data();
   bool isBlocked = this->blockSignals(true);
-
-  AttributeSelectionPtr aSelect = aData->selection(attributeID());
-  if (aSelect) {
-    mySelectedObject = aSelect->context();
-    myShape = aSelect->value();
-  } else {
-    AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
-    if (aRefAttr) {
-      mySelectedObject = aRefAttr->object();
-    } else {
-      AttributeReferencePtr aRef = aData->reference(attributeID());
-      if (aRef) {
-        mySelectedObject = aRef->value();
-      }
-    }
-  }
   updateSelectionName();
-
   this->blockSignals(isBlocked);
+
   return true;
 }
 
@@ -229,16 +215,20 @@ void ModuleBase_WidgetShapeSelector::onSelectionChanged()
   //QObjectPtrList aObjects = myWorkshop->selection()->selectedPresentations();
   QList<ModuleBase_ViewerPrs> aSelected = myWorkshop->selection()->getSelected();
   if (aSelected.size() > 0) {
-    if (setSelection(aSelected.first()))
+    Handle(SelectMgr_EntityOwner) anOwner = aSelected.first().owner();
+    if (isValid(anOwner)) {
+      setSelection(anOwner);
       emit focusOutWidget(this);
+    }
   }
 }
 
 //********************************************************************
-bool ModuleBase_WidgetShapeSelector::setSelection(ModuleBase_ViewerPrs theValue)
+bool ModuleBase_WidgetShapeSelector::setSelectionPrs(ModuleBase_ViewerPrs theValue)
 {
   ObjectPtr aObject = theValue.object();
-  if ((!mySelectedObject) && (!aObject))
+  ObjectPtr aCurrentObject = getObject(myFeature->attribute(attributeID()));
+  if ((!aCurrentObject) && (!aObject))
     return false;
 
   // Check that the selected object is result (others can not be accepted)
@@ -266,39 +256,31 @@ bool ModuleBase_WidgetShapeSelector::setSelection(ModuleBase_ViewerPrs theValue)
   if (!aShape)
     return false;
 
-  /// Check that object has acceptable type
-  if (!acceptObjectType(aObject)) 
-    return false;
-
   // Get sub-shapes from local selection
   if (!theValue.shape().IsNull()) {
     aShape = std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
     aShape->setImpl(new TopoDS_Shape(theValue.shape()));
   }
-
   // Check that the selection corresponds to selection type
   if (!acceptSubShape(aShape))
     return false;
-//  if (!acceptObjectShape(aObject))
-//      return false;
 
-  if (isValid(aObject, aShape)) {
-    setObject(aObject, aShape);
-    return true;
-  }
-  return false;
+  setObject(aObject, aShape);
+  return true;
 }
 
 //********************************************************************
 void ModuleBase_WidgetShapeSelector::setObject(ObjectPtr theObj, std::shared_ptr<GeomAPI_Shape> theShape)
 {
-  mySelectedObject = theObj;
-  myShape = theShape;
-  if (mySelectedObject) {
-    raisePanel();
-  } 
-  updateSelectionName();
-  emit valuesChanged();
+  //if (
+    storeAttributeValues(theObj, theShape);//)
+  //  updateObject(myFeature);
+
+  //if (theObj) {
+  //  raisePanel();
+  //} 
+  //updateSelectionName();
+  //emit valuesChanged();
 }
 
 //********************************************************************
@@ -342,40 +324,74 @@ bool ModuleBase_WidgetShapeSelector::acceptSubShape(std::shared_ptr<GeomAPI_Shap
   return false;
 }
 
-//********************************************************************
-bool ModuleBase_WidgetShapeSelector::acceptObjectType(const ObjectPtr theObject) const
+ObjectPtr ModuleBase_WidgetShapeSelector::getObject(const AttributePtr& theAttribute)
 {
-  // Definition of types is not obligatory. If types are not defined then
-  // it means that accepted any type
-  if (myObjectTypes.isEmpty())
-    return true;
-
-  foreach (QString aType, myObjectTypes) {
-    if (aType.toLower() == "construction") {
-      ResultConstructionPtr aConstr = 
-        std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theObject);
-      return (aConstr != NULL);
-    } // ToDo: Process other types of objects
+  ObjectPtr anObject;
+  std::string anAttrType = theAttribute->attributeType();
+  if (anAttrType == ModelAPI_AttributeRefAttr::type()) {
+    AttributeRefAttrPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(theAttribute);
+    if (anAttr != NULL && anAttr->isObject())
+      anObject = anAttr->object();
   }
-  // Object type is defined but not found
-  return false;
+  if (anAttrType == ModelAPI_AttributeSelection::type()) {
+    AttributeSelectionPtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>(theAttribute);
+    if (anAttr != NULL && anAttr->isInitialized())
+      anObject = anAttr->context();
+  }
+  if (anAttrType == ModelAPI_AttributeReference::type()) {
+    AttributeReferencePtr anAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(theAttribute);
+    if (anAttr.get() != NULL && anAttr->isInitialized())
+      anObject = anAttr->value();
+  }
+  return anObject;
 }
 
 
+//********************************************************************
+GeomShapePtr ModuleBase_WidgetShapeSelector::getShape() const
+{
+  GeomShapePtr aShape;
+  DataPtr aData = myFeature->data();
+  if (aData.get() == NULL)
+    return aShape;
+
+  AttributeSelectionPtr aSelect = aData->selection(attributeID());
+  if (aSelect)
+    aShape = aSelect->value();
+
+  return aShape;
+}
+
 //********************************************************************
 void ModuleBase_WidgetShapeSelector::updateSelectionName()
 {
   DataPtr aData = myFeature->data();
+  if (aData.get() == NULL)
+    return;
+
+  bool isNameUpdated = false;
   AttributeSelectionPtr aSelect = aData->selection(attributeID());
   if (aSelect) {
     myTextLine->setText(QString::fromStdString(aSelect->namingName()));
+    isNameUpdated = true;
   }
-  else {
-    if (mySelectedObject) {
-      std::string aName = mySelectedObject->data()->name();
+  if (!isNameUpdated) {
+    ObjectPtr anObject = getObject(myFeature->attribute(attributeID()));
+    if (anObject.get() != NULL) {
+      std::string aName = anObject->data()->name();
       myTextLine->setText(QString::fromStdString(aName));
     } else {
-      if (myIsActive) {
+      AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
+      if (aRefAttr && aRefAttr->attr().get() != NULL) {
+        //myIsObject = aRefAttr->isObject();
+        AttributePtr anAttr = aRefAttr->attr();
+        if (anAttr.get() != NULL) {
+          std::stringstream aName;
+          aName <<anAttr->owner()->data()->name()<<"/"<<anAttr->id();
+          myTextLine->setText(QString::fromStdString(aName.str()));
+        }
+      }
+      else if (myIsActive) {
         myTextLine->setText("");
       }
     }
@@ -390,52 +406,24 @@ void ModuleBase_WidgetShapeSelector::activateSelection(bool toActivate)
     return;
   myIsActive = toActivate;
   updateSelectionName();
-  ModuleBase_IViewer* aViewer = myWorkshop->viewer();
 
   if (myIsActive) {
-    connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
     QIntList aList;
     foreach (QString aType, myShapeTypes) {
       aList.append(shapeType(aType));
     }
     myWorkshop->activateSubShapesSelection(aList);
-    if (!myObjectTypes.isEmpty()) {
-      myObjTypeFilter = new ModuleBase_ObjectTypesFilter(myWorkshop, myObjectTypes);
-      aViewer->clearSelectionFilters();
-      aViewer->addSelectionFilter(myObjTypeFilter);
-    }
   } else {
-    disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
-    if (!myObjTypeFilter.IsNull()) {
-      aViewer->removeSelectionFilter(myObjTypeFilter);
-      myObjTypeFilter.Nullify();
-    }
     myWorkshop->deactivateSubShapesSelection();
   }
-  // apply filters loaded from the XML definition of the widget
-  ModuleBase_FilterFactory* aFactory = myWorkshop->selectionFilters();
-  SelectMgr_ListOfFilter aFilters;
-  aFactory->filters(parentID(), attributeID(), aFilters);
-  SelectMgr_ListIteratorOfListOfFilter aIt(aFilters);
-  for (; aIt.More(); aIt.Next()) {
-    Handle(SelectMgr_Filter) aSelFilter = aIt.Value();
-    if (aSelFilter.IsNull())
-      continue;
-
-    //Handle(ModuleBase_Filter) aFilter = Handle(ModuleBase_Filter)::DownCast(aIt.Value());
-    //if (aFilter.IsNull())
-    //  continue;
-    if (myIsActive)
-      aViewer->addSelectionFilter(aSelFilter);
-    else
-      aViewer->removeSelectionFilter(aSelFilter);
-  }
+
+  activateFilters(myWorkshop, myIsActive);
 }
 
 //********************************************************************
 void ModuleBase_WidgetShapeSelector::raisePanel() const
 {
-  QWidget* aParent = myContainer->parentWidget();
+  QWidget* aParent = this->parentWidget();
   QWidget* aLastPanel = 0;
   while (!aParent->inherits("QDockWidget")) {
     aLastPanel = aParent;
@@ -450,54 +438,96 @@ void ModuleBase_WidgetShapeSelector::raisePanel() const
 }
 
 //********************************************************************
-void ModuleBase_WidgetShapeSelector::activate()
+void ModuleBase_WidgetShapeSelector::activateCustom()
 {
+  connect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
   activateSelection(true);
 }
 
+//********************************************************************
+void ModuleBase_WidgetShapeSelector::backupAttributeValue(const bool isBackup)
+{
+  DataPtr aData = myFeature->data();
+  AttributePtr anAttribute = myFeature->attribute(attributeID());
+
+  if (isBackup) {
+    myObject = getObject(anAttribute);
+    myShape = getShape();
+    myRefAttribute = NULL;
+    myIsObject = false;
+    AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
+    if (aRefAttr) {
+      myIsObject = aRefAttr->isObject();
+      myRefAttribute = aRefAttr->attr();
+    }
+  }
+  else {
+    storeAttributeValues(myObject, myShape);
+    AttributeRefAttrPtr aRefAttr = aData->refattr(attributeID());
+    if (aRefAttr) {
+      if (!myIsObject)
+        aRefAttr->setAttr(myRefAttribute);
+    }
+  }
+}
+
+//********************************************************************
+bool ModuleBase_WidgetShapeSelector::setSelection(const Handle_SelectMgr_EntityOwner& theOwner)
+{
+  bool isDone = false;
+  //QList<ModuleBase_ViewerPrs> aSelected = myWorkshop->selection()->getSelected();
+  //if (aSelected.size() > 0) {
+  ModuleBase_ViewerPrs aPrs;
+  myWorkshop->selection()->fillPresentation(aPrs, theOwner);
+  isDone = setSelectionPrs(aPrs);
+  //}
+  return isDone;
+}
+
 //********************************************************************
 void ModuleBase_WidgetShapeSelector::deactivate()
 {
   activateSelection(false);
+  disconnect(myWorkshop, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
 }
 
 //********************************************************************
-bool ModuleBase_WidgetShapeSelector::isValid(ObjectPtr theObj, std::shared_ptr<GeomAPI_Shape> theShape)
+/*bool ModuleBase_WidgetShapeSelector::isValid(ObjectPtr theObj, std::shared_ptr<GeomAPI_Shape> theShape)
 {
+  bool isValid = ModuleBase_WidgetValidated::isValid(theObj, theShape);
+  if (!isValid)
+    return false;
+
   SessionPtr aMgr = ModelAPI_Session::get();
   ModelAPI_ValidatorsFactory* aFactory = aMgr->validators();
   std::list<ModelAPI_Validator*> aValidators;
   std::list<std::list<std::string> > anArguments;
   aFactory->validators(parentID(), attributeID(), aValidators, anArguments);
 
-  // Check the type of selected object
-  std::list<ModelAPI_Validator*>::iterator aValidator = aValidators.begin();
-  bool isValid = true;
-  for (; aValidator != aValidators.end(); aValidator++) {
-    const ModelAPI_ResultValidator* aResValidator =
-        dynamic_cast<const ModelAPI_ResultValidator*>(*aValidator);
-    if (aResValidator) {
-      isValid = false;
-      if (aResValidator->isValid(theObj)) {
-        isValid = true;
-        break;
-      }
-    }
-  }
-  if (!isValid)
-    return false;
+  DataPtr aData = myFeature->data();
+  AttributePtr anAttribute = myFeature->attribute(attributeID());
 
-  // Check the acceptability of the object as attribute
-  aValidator = aValidators.begin();
+  // 1. make a backup of the previous attribute values
+  backupAttributeValue(true);
+  // 2. store the current values, disable the model's update
+  aData->blockSendAttributeUpdated(true);
+
+  // 3. check the acceptability of the current values
+  std::list<ModelAPI_Validator*>::iterator aValidator = aValidators.begin();
   std::list<std::list<std::string> >::iterator aArgs = anArguments.begin();
-  for (; aValidator != aValidators.end(); aValidator++, aArgs++) {
-    const ModelAPI_RefAttrValidator* aAttrValidator =
-        dynamic_cast<const ModelAPI_RefAttrValidator*>(*aValidator);
+  bool aValid = true;
+  for (; aValidator != aValidators.end() && aValid; aValidator++, aArgs++) {
+    const ModelAPI_AttributeValidator* aAttrValidator =
+        dynamic_cast<const ModelAPI_AttributeValidator*>(*aValidator);
     if (aAttrValidator) {
-      if (!aAttrValidator->isValid(myFeature, *aArgs, theObj)) {
-        return false;
-      }
+      aValid = aAttrValidator->isValid(anAttribute, *aArgs);
     }
   }
-  return true;
-}
\ No newline at end of file
+
+  // 4. if the values are not valid, restore the previous values to the attribute
+  backupAttributeValue(false);
+
+  // 5. enable the model's update
+  aData->blockSendAttributeUpdated(false);
+  return aValid;
+}*/