Copied in RPM/Fwk/AppFwk

Commented out use of stipple line, as VizFwk is not update yet
2026-08-09 04:38:19 -05:00 · 2015-07-29 14:19:43 +02:00
parent 81cf711036
commit 58149cbdb9
283 changed files with 72838 additions and 4741 deletions
@@ -0,0 +1,103 @@
+#pragma once
+
+#include "cafPdmObject.h"
+
+#include "cafPdmChildArrayField.h"
+//#include "cafPdmDataValueField.h"
+//#include "cafPdmObjectHandle.h"
+//#include "cafPdmPointer.h"
+//#include "cafPdmXmlObjectHandle.h"
+
+#include <QXmlStreamWriter>
+
+namespace caf 
+{
+
+class PdmReferenceHelper;
+
+//==================================================================================================
+/// The PdmObjectGroup serves as a container of unknown PdmObjects, and is inherited by
+/// PdmDocument. Can be used to create sub assemblies.
+/// This class should possibly be merged with PdmDocument. It is not clear whether it really has 
+/// a reusable value on its own.
+//==================================================================================================
+class PdmObjectGroup : public PdmObject
+{
+    CAF_PDM_HEADER_INIT;
+public:
+    PdmObjectGroup();
+    ~PdmObjectGroup();
+
+    PdmChildArrayField<PdmObjectHandle*> objects;
+
+    void                         deleteObjects();
+    void                         removeNullPtrs();
+    void                         addObject(PdmObjectHandle * obj);
+
+    template <typename T>
+    void objectsByType(std::vector<PdmPointer<T> >* typedObjects ) const
+    {
+        if (!typedObjects) return;
+        size_t it;
+        for (it = 0; it != objects.size(); ++it)
+        {
+            T* obj = dynamic_cast<T*>(objects[it]);
+            if (obj) typedObjects->push_back(obj);
+        }
+    }
+
+    template <typename T>
+    void createCopyByType(std::vector<PdmPointer<T> >* copyOfTypedObjects, PdmObjectFactory* objectFactory) const;
+};
+
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+template <typename T>
+void PdmObjectGroup::createCopyByType(std::vector<PdmPointer<T> >* copyOfTypedObjects, PdmObjectFactory* objectFactory) const
+{
+    std::vector<PdmPointer<T> > sourceTypedObjects;
+    objectsByType(&sourceTypedObjects);
+
+    QString encodedXml;
+    {
+        // Write original objects to XML file
+        QXmlStreamWriter xmlStream(&encodedXml);
+        xmlStream.setAutoFormatting(true);
+
+        xmlStream.writeStartElement("", "PdmObjects");
+        for (size_t i = 0; i < sourceTypedObjects.size(); i++)
+        {
+            PdmXmlObjectHandle* xmlObjHandle = sourceTypedObjects[i]->capability<PdmXmlObjectHandle>();
+            assert(xmlObjHandle);
+
+            QString className = xmlObjHandle->classKeyword();
+
+            xmlStream.writeStartElement("", className);
+            xmlObjHandle->writeFields(xmlStream);
+            xmlStream.writeEndElement();
+        }
+        xmlStream.writeEndElement();
+    }
+
+    // Read back XML into object group, factory methods will be called that will create new objects
+    PdmObjectGroup destinationObjectGroup;
+    QXmlStreamReader xmlStream(encodedXml);
+
+    PdmXmlObjectHandle* xmlObjHandle = destinationObjectGroup.capability<PdmXmlObjectHandle>();
+    assert(xmlObjHandle);
+    xmlObjHandle->readFields(xmlStream, objectFactory);
+
+    for (size_t it = 0; it < destinationObjectGroup.objects.size(); it++)
+    {
+        T* obj = dynamic_cast<T*>(destinationObjectGroup.objects[it]);
+        if (obj) copyOfTypedObjects->push_back(obj);
+    }
+}
+
+
+
+} // End of namespace caf
+
+