/////////////////////////////////////////////////////////////////////////////
// Name: src/common/xtistrm.cpp
-// Purpose: streaming runtime metadata information
+// Purpose: streaming runtime metadata information
// Author: Stefan Csomor
-// Modified by:
+// Modified by:
// Created: 27/07/03
// RCS-ID: $Id$
// Copyright: (c) 2003 Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "xtistrm.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
+#if wxUSE_EXTENDED_RTTI
+
+#include "wx/xtistrm.h"
+
#ifndef WX_PRECOMP
- #include "wx/hash.h"
#include "wx/object.h"
+ #include "wx/hash.h"
+ #include "wx/event.h"
#endif
-#include "wx/xml/xml.h"
#include "wx/tokenzr.h"
-#include "wx/xtistrm.h"
#include "wx/txtstrm.h"
-#if wxUSE_EXTENDED_RTTI
+#include "wx/beforestd.h"
#include <map>
#include <vector>
#include <string>
+#include "wx/afterstd.h"
using namespace std ;
-// ----------------------------------------------------------------------------
-// streaming xml out
-// ----------------------------------------------------------------------------
+struct wxWriter::wxWriterInternal
+{
+ map< const wxObject* , int > m_writtenObjects ;
+ int m_nextId ;
+} ;
-void WriteComponent(wxObject *Object, const wxClassInfo *ClassInfo, wxXmlNode *parent, const wxString& nodeName , int &nextId , map< wxObject* , int > &writtenObjects ) ;
-
-void WriteComponentProperties( wxObject* obj , const wxClassInfo* ci , wxXmlNode *onode , int &nextId, map< wxObject* , int > &writtenObjects, map< string , int > &writtenProperties)
-{
- const wxPropertyInfo *pi = ci->GetFirstProperty() ;
- while( pi )
- {
- if ( writtenProperties.find( pi->GetName() ) == writtenProperties.end() )
- {
- writtenProperties[ pi->GetName() ] = 1 ;
- const wxClassTypeInfo* cti = dynamic_cast< const wxClassTypeInfo* > ( pi->GetTypeInfo() ) ;
- if ( cti )
- {
- const wxClassInfo* pci = cti->GetClassInfo() ;
- WriteComponent( pci->VariantToInstance( pi->GetAccessor()->GetProperty(obj) ) , pci , onode , pi->GetName() , nextId , writtenObjects ) ;
- }
- else
- {
- const wxDelegateTypeInfo* dti = dynamic_cast< const wxDelegateTypeInfo* > ( pi->GetTypeInfo() ) ;
- if ( dti )
- {
- // in which form should we stream out these ?
- }
- else
- {
- wxXmlNode *pnode;
- pnode = new wxXmlNode(wxXML_ELEMENT_NODE, pi->GetName() );
- pi->GetAccessor()->WriteValue(pnode, obj ) ;
- onode->AddChild(pnode);
- }
- }
- }
- pi = pi->GetNext() ;
- }
- const wxClassInfo** parents = ci->GetParents() ;
- for ( int i = 0 ; parents[i] ; ++ i )
- {
- WriteComponentProperties( obj , parents[i] , onode , nextId , writtenObjects , writtenProperties ) ;
- }
+wxWriter::wxWriter()
+{
+ m_data = new wxWriterInternal ;
+ m_data->m_nextId = 0 ;
}
-/*
- Writing Components does have to take inheritance into account, that's why we are iterating
- over our parents as well
- */
-
-void WriteComponent(wxObject *obj, const wxClassInfo *classInfo, wxXmlNode *parent, const wxString &nodeName)
+wxWriter::~wxWriter()
{
- int nextid = 0 ; // 0 is the root element
- map< wxObject* , int > writtenobjects ;
- WriteComponent( obj , classInfo, parent, nodeName , nextid , writtenobjects ) ;
+ delete m_data ;
}
-void WriteComponent(wxObject *obj, const wxClassInfo *classInfo, wxXmlNode *parent, const wxString& nodeName , int &nextId, map< wxObject* , int > &writtenObjects )
+struct wxWriter::wxWriterInternalPropertiesData
+{
+ char nothing ;
+} ;
+
+void wxWriter::ClearObjectContext()
{
- map< string , int > writtenProperties ;
- wxXmlNode *onode;
+ delete m_data ;
+ m_data = new wxWriterInternal() ;
+ m_data->m_nextId = 0 ;
+}
- onode = new wxXmlNode(wxXML_ELEMENT_NODE, nodeName);
+void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , const wxString &name , wxxVariantArray &metadata )
+{
+ DoBeginWriteTopLevelEntry( name ) ;
+ WriteObject( object , classInfo , persister , false , metadata) ;
+ DoEndWriteTopLevelEntry( name ) ;
+}
- onode->AddProperty(wxString("class"), wxString(classInfo->GetClassName()));
- if ( obj == NULL )
- {
- wxXmlNode* nullnode = new wxXmlNode(wxXML_TEXT_NODE, wxEmptyString, "null");
- onode->AddChild(nullnode);
- }
- else
- {
- // if we have already written this object, just insert an id
- if ( writtenObjects.find( obj ) != writtenObjects.end() )
- {
- onode->AddProperty(wxString("id"), wxString::Format( "%d" , writtenObjects[obj] ) );
- }
- else
- {
- int id = nextId++ ;
- writtenObjects[obj] = id ;
- onode->AddProperty(wxString("id"), wxString::Format( "%d" , id ) );
- WriteComponentProperties( obj , classInfo , onode , nextId , writtenObjects, writtenProperties) ;
- }
- }
+void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , bool isEmbedded, wxxVariantArray &metadata )
+{
+ if ( !classInfo->BeforeWriteObject( object , this , persister , metadata) )
+ return ;
- parent->AddChild(onode);
+ if ( persister->BeforeWriteObject( this , object , classInfo , metadata) )
+ {
+ if ( object == NULL )
+ DoWriteNullObject() ;
+ else if ( IsObjectKnown( object ) )
+ DoWriteRepeatedObject( GetObjectID(object) ) ;
+ else
+ {
+ int oid = m_data->m_nextId++ ;
+ if ( !isEmbedded )
+ m_data->m_writtenObjects[object] = oid ;
+
+ // in case this object is a wxDynamicObject we also have to insert is superclass
+ // instance with the same id, so that object relations are streamed out correctly
+ const wxDynamicObject* dynobj = dynamic_cast<const wxDynamicObject *>( object ) ;
+ if ( !isEmbedded && dynobj )
+ m_data->m_writtenObjects[dynobj->GetSuperClassInstance()] = oid ;
+
+ DoBeginWriteObject( object , classInfo , oid , metadata ) ;
+ wxWriterInternalPropertiesData data ;
+ WriteAllProperties( object , classInfo , persister , &data ) ;
+ DoEndWriteObject( object , classInfo , oid ) ;
+ }
+ persister->AfterWriteObject( this ,object , classInfo ) ;
+ }
}
-// ----------------------------------------------------------------------------
-// reading xml in
-// ----------------------------------------------------------------------------
+void wxWriter::FindConnectEntry(const wxEvtHandler * evSource,const wxDelegateTypeInfo* dti, const wxObject* &sink , const wxHandlerInfo *&handler)
+{
+ wxList *dynamicEvents = evSource->GetDynamicEventTable() ;
-wxxVariant wxReader::ReadPropertyValueNoAssign(wxXmlNode *Node,
- wxClassInfo *ClassInfo,
- const wxPropertyInfo * &pi ,
- wxIDepersist *Callbacks)
+ if ( dynamicEvents )
+ {
+ wxList::compatibility_iterator node = dynamicEvents->GetFirst();
+ while (node)
+ {
+ wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData();
+
+ // find the match
+ if ( entry->m_fn &&
+ (dti->GetEventType() == entry->m_eventType) &&
+ (entry->m_id == -1 ) &&
+ (entry->m_eventSink != NULL ) )
+ {
+ sink = entry->m_eventSink ;
+ const wxClassInfo* sinkClassInfo = sink->GetClassInfo() ;
+ const wxHandlerInfo* sinkHandler = sinkClassInfo->GetFirstHandler() ;
+ while ( sinkHandler )
+ {
+ if ( sinkHandler->GetEventFunction() == entry->m_fn )
+ {
+ handler = sinkHandler ;
+ break ;
+ }
+ sinkHandler = sinkHandler->GetNext() ;
+ }
+ break ;
+ }
+ node = node->GetNext();
+ }
+ }
+}
+void wxWriter::WriteAllProperties( const wxObject * obj , const wxClassInfo* ci , wxPersister *persister, wxWriterInternalPropertiesData * data )
{
- wxxVariant res;
- int ChildID;
+ wxPropertyInfoMap map ;
+ ci->GetProperties( map ) ;
+ for ( int i = 0 ; i < ci->GetCreateParamCount() ; ++i )
+ {
+ wxString name = ci->GetCreateParamName(i) ;
+ const wxPropertyInfo* prop = map.find(name)->second ;
+ if ( prop )
+ {
+ WriteOneProperty( obj , prop->GetDeclaringClass() , prop , persister , data ) ;
+ }
+ else
+ {
+ wxLogError( _("Create Parameter not found in declared RTTI Parameters") ) ;
+ }
+ map.erase( name ) ;
+ }
+ { // Extra block for broken compilers
+ for( wxPropertyInfoMap::iterator iter = map.begin() ; iter != map.end() ; ++iter )
+ {
+ const wxPropertyInfo* prop = iter->second ;
+ if ( prop->GetFlags() & wxPROP_OBJECT_GRAPH )
+ {
+ WriteOneProperty( obj , prop->GetDeclaringClass() , prop , persister , data ) ;
+ }
+ }
+ }
+ { // Extra block for broken compilers
+ for( wxPropertyInfoMap::iterator iter = map.begin() ; iter != map.end() ; ++iter )
+ {
+ const wxPropertyInfo* prop = iter->second ;
+ if ( !(prop->GetFlags() & wxPROP_OBJECT_GRAPH) )
+ {
+ WriteOneProperty( obj , prop->GetDeclaringClass() , prop , persister , data ) ;
+ }
+ }
+ }
+}
- // form is:
- // <propname type=foo>value</propname>
+void wxWriter::WriteOneProperty( const wxObject *obj , const wxClassInfo* ci , const wxPropertyInfo* pi , wxPersister *persister , wxWriterInternalPropertiesData *WXUNUSED(data) )
+{
+ if ( pi->GetFlags() & wxPROP_DONT_STREAM )
+ return ;
- //ISSUE: NULL component references are streamed out as "null" text
- // node. This is not in keeping with the XML mindset.
+ // make sure that we are picking the correct object for accessing the property
+ const wxDynamicObject* dynobj = dynamic_cast< const wxDynamicObject* > (obj ) ;
+ if ( dynobj && (dynamic_cast<const wxDynamicClassInfo*>(ci) == NULL) )
+ obj = dynobj->GetSuperClassInstance() ;
- pi = ClassInfo->FindPropertyInfo(Node->GetName());
- if (!pi)
+ if ( pi->GetTypeInfo()->GetKind() == wxT_COLLECTION )
{
- // error handling, please
- assert(!"Property not found in extended class info");
+ wxxVariantArray data ;
+ pi->GetAccessor()->GetPropertyCollection(obj, data) ;
+ const wxTypeInfo * elementType = dynamic_cast< const wxCollectionTypeInfo* >( pi->GetTypeInfo() )->GetElementType() ;
+ for ( size_t i = 0 ; i < data.GetCount() ; ++i )
+ {
+ if ( i == 0 )
+ DoBeginWriteProperty( pi ) ;
+
+ DoBeginWriteElement() ;
+ wxxVariant value = data[i] ;
+ if ( persister->BeforeWriteProperty( this , obj, pi , value ) )
+ {
+ const wxClassTypeInfo* cti = dynamic_cast< const wxClassTypeInfo* > ( elementType ) ;
+ if ( cti )
+ {
+ const wxClassInfo* pci = cti->GetClassInfo() ;
+ wxObject *vobj = pci->VariantToInstance( value ) ;
+ wxxVariantArray md ;
+ WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT , md ) ;
+ }
+ else
+ {
+ DoWriteSimpleType( value ) ;
+ }
+ }
+ DoEndWriteElement() ;
+ if ( i == data.GetCount() - 1 )
+ DoEndWriteProperty( pi ) ;
+ }
+ }
+ else
+ {
+ const wxDelegateTypeInfo* dti = dynamic_cast< const wxDelegateTypeInfo* > ( pi->GetTypeInfo() ) ;
+ if ( dti )
+ {
+ const wxObject* sink = NULL ;
+ const wxHandlerInfo *handler = NULL ;
+
+ const wxEvtHandler * evSource = dynamic_cast<const wxEvtHandler *>(obj) ;
+ if ( evSource )
+ {
+ FindConnectEntry( evSource , dti , sink , handler ) ;
+ if ( persister->BeforeWriteDelegate( this , obj , ci , pi , sink , handler ) )
+ {
+ if ( sink != NULL && handler != NULL )
+ {
+ DoBeginWriteProperty( pi ) ;
+ if ( IsObjectKnown( sink ) )
+ {
+ DoWriteDelegate( obj , ci , pi , sink , GetObjectID( sink ) , sink->GetClassInfo() , handler ) ;
+ DoEndWriteProperty( pi ) ;
+ }
+ else
+ {
+ wxLogError( _("Streaming delegates for not already streamed objects not yet supported") ) ;
+ }
+ }
+ }
+ }
+ else
+ {
+ wxLogError(_("Illegal Object Class (Non-wxEvtHandler) as Event Source") ) ;
+ }
+ }
+ else
+ {
+ wxxVariant value ;
+ pi->GetAccessor()->GetProperty(obj, value) ;
+
+ // avoid streaming out void objects
+ if( value.IsEmpty() )
+ return ;
+
+ if ( pi->GetFlags() & wxPROP_ENUM_STORE_LONG )
+ {
+ const wxEnumTypeInfo *eti = dynamic_cast<const wxEnumTypeInfo*>( pi->GetTypeInfo() ) ;
+ if ( eti )
+ {
+ eti->ConvertFromLong( value.wxTEMPLATED_MEMBER_CALL(Get , long) , value ) ;
+ }
+ else
+ {
+ wxLogError( _("Type must have enum - long conversion") ) ;
+ }
+ }
+
+ // avoid streaming out default values
+ if ( pi->GetTypeInfo()->HasStringConverters() && !pi->GetDefaultValue().IsEmpty() )
+ {
+ if ( value.GetAsString() == pi->GetDefaultValue().GetAsString() )
+ return ;
+ }
+
+ // avoid streaming out null objects
+ const wxClassTypeInfo* cti = dynamic_cast< const wxClassTypeInfo* > ( pi->GetTypeInfo() ) ;
+
+ if ( cti && value.GetAsObject() == NULL )
+ return ;
+
+ if ( persister->BeforeWriteProperty( this , obj, pi , value ) )
+ {
+ DoBeginWriteProperty( pi ) ;
+ if ( cti )
+ {
+ const wxClassInfo* pci = cti->GetClassInfo() ;
+ wxObject *vobj = pci->VariantToInstance( value ) ;
+ if ( vobj && pi->GetTypeInfo()->HasStringConverters() )
+ {
+ wxString stringValue ;
+ cti->ConvertToString( value , stringValue ) ;
+ wxxVariant convertedValue(stringValue) ;
+ DoWriteSimpleType( convertedValue ) ;
+ }
+ else
+ {
+ wxxVariantArray md ;
+ WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT , md) ;
+ }
+ }
+ else
+ {
+ DoWriteSimpleType( value ) ;
+ }
+ DoEndWriteProperty( pi ) ;
+ }
+ }
}
+}
- const wxClassTypeInfo* cti = dynamic_cast< const wxClassTypeInfo* > ( pi->GetTypeInfo() ) ;
- if ( cti )
- {
- const wxClassInfo* eci = cti->GetClassInfo() ;
-
- ChildID = ReadComponent(Node , Callbacks);
- if (ChildID != -1)
- {
- if (genCode)
- res = wxxVariant(GetObjectName(ChildID));
- else
- res = eci->InstanceToVariant(GetObject(ChildID));
- }
- else
- {
- if (genCode)
- res = wxxVariant(wxString("NULL"));
- else
- res = eci->InstanceToVariant(NULL);
- }
- }
- else
- {
- const wxDelegateTypeInfo* dti = dynamic_cast< const wxDelegateTypeInfo* > ( pi->GetTypeInfo() ) ;
- if ( dti )
- {
- if (genCode)
- {
- // in which form should we code these ?
- res = wxxVariant( wxXmlGetContentFromNode(Node) ) ;
- }
- else
- {
- res = wxxVariant( wxXmlGetContentFromNode(Node) ) ;
- }
- }
- else
- {
- if (genCode)
- {
- if ( pi->GetTypeInfo()->GetKind() == wxT_STRING )
- res = wxxVariant( wxString::Format("wxString(\"%s\")",wxXmlGetContentFromNode(Node)));
- else
- res = wxxVariant( wxString::Format("%s(%s)",pi->GetTypeName(),wxXmlGetContentFromNode(Node) ) );
- }
- else
- res = pi->GetAccessor()->ReadValue(Node) ;
- }
- }
- return res ;
-}
-
-void wxReader::ReadPropertyValue(wxXmlNode *Node,
- wxClassInfo *ClassInfo,
- int ObjectID ,
- wxIDepersist *Callbacks)
-{
- const wxPropertyInfo *pi;
- wxxVariant res = ReadPropertyValueNoAssign( Node , ClassInfo, pi , Callbacks ) ;
-
- const wxDelegateTypeInfo* dti = dynamic_cast< const wxDelegateTypeInfo* > ( pi->GetTypeInfo() ) ;
-
- if ( dti )
- {
- wxString resstring = res.Get<wxString>() ;
- wxInt32 pos = resstring.Find('.') ;
- assert( pos != wxNOT_FOUND ) ;
- int handlerOid = atol(resstring.Left(pos)) ;
- wxString handlerName = resstring.Mid(pos+1) ;
-
- if (Callbacks)
- Callbacks->SetConnect( ObjectID , ClassInfo , dti->GetEventType() , handlerName , handlerOid ) ;
- }
- else
- {
- if (Callbacks)
- Callbacks->SetProperty(ObjectID, ClassInfo, pi , res);
- }
+int wxWriter::GetObjectID(const wxObject *obj)
+{
+ if ( !IsObjectKnown( obj ) )
+ return wxInvalidObjectID ;
+
+ return m_data->m_writtenObjects[obj] ;
+}
+
+bool wxWriter::IsObjectKnown( const wxObject *obj )
+{
+ return m_data->m_writtenObjects.find( obj ) != m_data->m_writtenObjects.end() ;
}
+
+// ----------------------------------------------------------------------------
+// reading objects in
+// ----------------------------------------------------------------------------
+
struct wxReader::wxReaderInternal
{
- /*
- Code streamer will be storing names here. Runtime object streamer
- will be storing actual pointers to objects here. The two are never
- mixed. So the Objects array either has data, or the ObjectNames
- array has data. Never both. Keyed by ObjectID (int)
- */
- map<int,wxObject *> Objects;
-
- map<int,string> ObjectNames;
- // only used when generating code, since the names loose the type info
- map<int,wxClassInfo*> ObjectClasses;
+ map<int,wxClassInfo*> m_classInfos;
};
-wxReader::wxReader(bool GenerateCode) : genCode(GenerateCode)
+wxReader::wxReader()
{
- Data = new wxReaderInternal;
+ m_data = new wxReaderInternal;
}
wxReader::~wxReader()
{
- delete Data;
+ delete m_data;
}
-wxObject *wxReader::GetObject(int id)
+wxClassInfo* wxReader::GetObjectClassInfo(int objectID)
{
- assert( Data->Objects.find(id) != Data->Objects.end() );
- return Data->Objects[id];
+ if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID )
+ {
+ wxLogError( _("Invalid or Null Object ID passed to GetObjectClassInfo" ) ) ;
+ return NULL ;
+ }
+ if ( m_data->m_classInfos.find(objectID) == m_data->m_classInfos.end() )
+ {
+ wxLogError( _("Unknown Object passed to GetObjectClassInfo" ) ) ;
+ return NULL ;
+ }
+ return m_data->m_classInfos[objectID] ;
}
-wxString wxReader::GetObjectName(int id)
+void wxReader::SetObjectClassInfo(int objectID, wxClassInfo *classInfo )
{
- assert( Data->ObjectNames.find(id) != Data->ObjectNames.end() );
- return wxString(Data->ObjectNames[id].c_str());
+ if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID )
+ {
+ wxLogError( _("Invalid or Null Object ID passed to GetObjectClassInfo" ) ) ;
+ return ;
+ }
+ if ( m_data->m_classInfos.find(objectID) != m_data->m_classInfos.end() )
+ {
+ wxLogError( _("Already Registered Object passed to SetObjectClassInfo" ) ) ;
+ return ;
+ }
+ m_data->m_classInfos[objectID] = classInfo ;
}
-wxClassInfo* wxReader::GetObjectClassInfo(int id)
+bool wxReader::HasObjectClassInfo( int objectID )
{
- assert( Data->ObjectClasses.find(id) != Data->ObjectClasses.end() );
- return Data->ObjectClasses[id] ;
+ if ( objectID == wxNullObjectID || objectID == wxInvalidObjectID )
+ {
+ wxLogError( _("Invalid or Null Object ID passed to HasObjectClassInfo" ) ) ;
+ return false ;
+ }
+ return m_data->m_classInfos.find(objectID) != m_data->m_classInfos.end() ;
}
-void wxReader::SetObject(int id, wxObject *Object)
+
+// ----------------------------------------------------------------------------
+// reading xml in
+// ----------------------------------------------------------------------------
+
+/*
+Reading components has not to be extended for components
+as properties are always sought by typeinfo over all levels
+and create params are always toplevel class only
+*/
+
+
+// ----------------------------------------------------------------------------
+// depersisting to memory
+// ----------------------------------------------------------------------------
+
+struct wxRuntimeDepersister::wxRuntimeDepersisterInternal
{
- assert( Data->Objects.find(id) == Data->Objects.end() ) ;
- Data->Objects[id] = Object;
+ map<int,wxObject *> m_objects;
+
+ void SetObject(int objectID, wxObject *obj )
+ {
+ if ( m_objects.find(objectID) != m_objects.end() )
+ {
+ wxLogError( _("Passing a already registered object to SetObject") ) ;
+ return ;
+ }
+ m_objects[objectID] = obj ;
+ }
+ wxObject* GetObject( int objectID )
+ {
+ if ( objectID == wxNullObjectID )
+ return NULL ;
+ if ( m_objects.find(objectID) == m_objects.end() )
+ {
+ wxLogError( _("Passing an unkown object to GetObject") ) ;
+ return NULL ;
+ }
+
+ return m_objects[objectID] ;
+ }
+} ;
+
+wxRuntimeDepersister::wxRuntimeDepersister()
+{
+ m_data = new wxRuntimeDepersisterInternal() ;
}
-void wxReader::SetObjectName(int id, const wxString &Name, wxClassInfo *ClassInfo )
+wxRuntimeDepersister::~wxRuntimeDepersister()
{
- assert( Data->ObjectNames.find(id) == Data->ObjectNames.end() ) ;
- Data->ObjectNames[id] = (const char *)Name;
- Data->ObjectClasses[id] = ClassInfo ;
+ delete m_data ;
}
-/*
- Reading components has not to be extended for components
- as properties are always sought by typeinfo over all levels
- and create params are always toplevel class only
-*/
+void wxRuntimeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo ,
+ wxxVariantArray &WXUNUSED(metadata))
+{
+ wxObject *O;
+ O = classInfo->CreateObject();
+ m_data->SetObject(objectID, O);
+}
-int wxReader::ReadComponent(wxXmlNode *Node, wxIDepersist *Callbacks)
+void wxRuntimeDepersister::CreateObject(int objectID,
+ const wxClassInfo *classInfo,
+ int paramCount,
+ wxxVariant *params,
+ int *objectIdValues,
+ const wxClassInfo **objectClassInfos ,
+ wxxVariantArray &WXUNUSED(metadata))
{
- wxString ClassName;
- wxClassInfo *ClassInfo;
+ wxObject *o;
+ o = m_data->GetObject(objectID);
+ for ( int i = 0 ; i < paramCount ; ++i )
+ {
+ if ( objectIdValues[i] != wxInvalidObjectID )
+ {
+ wxObject *o;
+ o = m_data->GetObject(objectIdValues[i]);
+ // if this is a dynamic object and we are asked for another class
+ // than wxDynamicObject we cast it down manually.
+ wxDynamicObject *dyno = dynamic_cast< wxDynamicObject * > (o) ;
+ if ( dyno!=NULL && (objectClassInfos[i] != dyno->GetClassInfo()) )
+ {
+ o = dyno->GetSuperClassInstance() ;
+ }
+ params[i] = objectClassInfos[i]->InstanceToVariant(o) ;
+ }
+ }
+ classInfo->Create(o, paramCount, params);
+}
- wxxVariant *CreateParams ;
- wxXmlNode *Children;
- int ObjectID;
+void wxRuntimeDepersister::ConstructObject(int objectID,
+ const wxClassInfo *classInfo,
+ int paramCount,
+ wxxVariant *params,
+ int *objectIdValues,
+ const wxClassInfo **objectClassInfos ,
+ wxxVariantArray &WXUNUSED(metadata))
+{
+ wxObject *o;
+ for ( int i = 0 ; i < paramCount ; ++i )
+ {
+ if ( objectIdValues[i] != wxInvalidObjectID )
+ {
+ wxObject *o;
+ o = m_data->GetObject(objectIdValues[i]);
+ // if this is a dynamic object and we are asked for another class
+ // than wxDynamicObject we cast it down manually.
+ wxDynamicObject *dyno = dynamic_cast< wxDynamicObject * > (o) ;
+ if ( dyno!=NULL && (objectClassInfos[i] != dyno->GetClassInfo()) )
+ {
+ o = dyno->GetSuperClassInstance() ;
+ }
+ params[i] = objectClassInfos[i]->InstanceToVariant(o) ;
+ }
+ }
+ o = classInfo->ConstructObject(paramCount, params);
+ m_data->SetObject(objectID, o);
+}
- Callbacks->NotifyReader(this);
- Children = Node->GetChildren();
- if (!Node->GetPropVal("class", &ClassName))
+void wxRuntimeDepersister::DestroyObject(int objectID, wxClassInfo *WXUNUSED(classInfo))
+{
+ wxObject *o;
+ o = m_data->GetObject(objectID);
+ delete o ;
+}
+
+void wxRuntimeDepersister::SetProperty(int objectID,
+ const wxClassInfo *classInfo,
+ const wxPropertyInfo* propertyInfo,
+ const wxxVariant &value)
+{
+ wxObject *o;
+ o = m_data->GetObject(objectID);
+ classInfo->SetProperty( o , propertyInfo->GetName() , value ) ;
+}
+
+void wxRuntimeDepersister::SetPropertyAsObject(int objectID,
+ const wxClassInfo *classInfo,
+ const wxPropertyInfo* propertyInfo,
+ int valueObjectId)
+{
+ wxObject *o, *valo;
+ o = m_data->GetObject(objectID);
+ valo = m_data->GetObject(valueObjectId);
+ const wxClassInfo* valClassInfo = (dynamic_cast<const wxClassTypeInfo*>(propertyInfo->GetTypeInfo()))->GetClassInfo() ;
+ // if this is a dynamic object and we are asked for another class
+ // than wxDynamicObject we cast it down manually.
+ wxDynamicObject *dynvalo = dynamic_cast< wxDynamicObject * > (valo) ;
+ if ( dynvalo!=NULL && (valClassInfo != dynvalo->GetClassInfo()) )
{
- // No class name. Eek. FIXME: error handling
- return -1;
+ valo = dynvalo->GetSuperClassInstance() ;
}
- ClassInfo = wxClassInfo::FindClass(ClassName);
- if (Node->GetType() == wxXML_TEXT_NODE)
+
+ classInfo->SetProperty( o , propertyInfo->GetName() , valClassInfo->InstanceToVariant(valo) ) ;
+}
+
+void wxRuntimeDepersister::SetConnect(int eventSourceObjectID,
+ const wxClassInfo *WXUNUSED(eventSourceClassInfo),
+ const wxPropertyInfo *delegateInfo ,
+ const wxClassInfo *WXUNUSED(eventSinkClassInfo) ,
+ const wxHandlerInfo* handlerInfo ,
+ int eventSinkObjectID )
+{
+ wxEvtHandler *ehsource = dynamic_cast< wxEvtHandler* >( m_data->GetObject( eventSourceObjectID ) ) ;
+ wxEvtHandler *ehsink = dynamic_cast< wxEvtHandler *>(m_data->GetObject(eventSinkObjectID) ) ;
+
+ if ( ehsource && ehsink )
{
- assert( wxXmlGetContentFromNode(Node) == "null" ) ;
- // this must be a NULL component reference. We just bail out
- return -1;
- }
+ const wxDelegateTypeInfo *delegateTypeInfo = dynamic_cast<const wxDelegateTypeInfo*>(delegateInfo->GetTypeInfo());
+ if( delegateTypeInfo && delegateTypeInfo->GetLastEventType() == -1 )
+ {
+ ehsource->Connect( -1 , delegateTypeInfo->GetEventType() ,
+ handlerInfo->GetEventFunction() , NULL /*user data*/ ,
+ ehsink ) ;
+ }
+ else
+ {
+ for ( wxEventType iter = delegateTypeInfo->GetEventType() ; iter <= delegateTypeInfo->GetLastEventType() ; ++iter )
+ {
+ ehsource->Connect( -1 , iter ,
+ handlerInfo->GetEventFunction() , NULL /*user data*/ ,
+ ehsink ) ;
+ }
+ }
+ }
+}
- wxString ObjectIdString ;
- if (!Node->GetPropVal("id", &ObjectIdString))
+wxObject *wxRuntimeDepersister::GetObject(int objectID)
+{
+ return m_data->GetObject( objectID ) ;
+}
+
+// adds an element to a property collection
+void wxRuntimeDepersister::AddToPropertyCollection( int objectID ,
+ const wxClassInfo *classInfo,
+ const wxPropertyInfo* propertyInfo ,
+ const wxxVariant &value)
+{
+ wxObject *o;
+ o = m_data->GetObject(objectID);
+ classInfo->AddToPropertyCollection( o , propertyInfo->GetName() , value ) ;
+}
+
+// sets the corresponding property (value is an object)
+void wxRuntimeDepersister::AddToPropertyCollectionAsObject(int objectID,
+ const wxClassInfo *classInfo,
+ const wxPropertyInfo* propertyInfo ,
+ int valueObjectId)
+{
+ wxObject *o, *valo;
+ o = m_data->GetObject(objectID);
+ valo = m_data->GetObject(valueObjectId);
+ const wxCollectionTypeInfo * collectionTypeInfo = dynamic_cast< const wxCollectionTypeInfo * >(propertyInfo->GetTypeInfo() ) ;
+ const wxClassInfo* valClassInfo = (dynamic_cast<const wxClassTypeInfo*>(collectionTypeInfo->GetElementType()))->GetClassInfo() ;
+ // if this is a dynamic object and we are asked for another class
+ // than wxDynamicObject we cast it down manually.
+ wxDynamicObject *dynvalo = dynamic_cast< wxDynamicObject * > (valo) ;
+ if ( dynvalo!=NULL && (valClassInfo != dynvalo->GetClassInfo()) )
{
- // No object id. Eek. FIXME: error handling
- return -1;
+ valo = dynvalo->GetSuperClassInstance() ;
}
- ObjectID = atoi( ObjectIdString.c_str() ) ;
- // is this object already has been streamed in, return it here
- if ( genCode )
- {
- if ( Data->ObjectNames.find( ObjectID ) != Data->ObjectNames.end() )
- return ObjectID ;
- }
- else
- {
- if ( Data->Objects.find( ObjectID ) != Data->Objects.end() )
- return ObjectID ;
- }
-
- // new object, start with allocation
- Callbacks->AllocateObject(ObjectID, ClassInfo);
-
- //
- // stream back the Create parameters first
- CreateParams = new wxxVariant[ ClassInfo->GetCreateParamCount() ] ;
-
- typedef map<string, wxXmlNode *> PropertyNodes ;
- typedef vector<string> PropertyNames ;
-
- PropertyNodes propertyNodes ;
- PropertyNames propertyNames ;
-
- while( Children )
- {
- propertyNames.push_back( Children->GetName().c_str() ) ;
- propertyNodes[Children->GetName().c_str()] = Children ;
- Children = Children->GetNext() ;
- }
-
- for ( int i = 0 ; i <ClassInfo->GetCreateParamCount() ; ++i )
- {
- const wxChar* paramName = ClassInfo->GetCreateParamName(i) ;
- PropertyNodes::iterator propiter = propertyNodes.find( paramName ) ;
- // if we don't have the value of a create param set in the xml
- // we use the default value
- if ( propiter != propertyNodes.end() )
- {
- wxXmlNode* prop = propiter->second ;
- wxPropertyInfo* pi ;
- CreateParams[i] = ReadPropertyValueNoAssign( prop , ClassInfo , pi , Callbacks ) ;
- // CreateParams[i] = ClassInfo->FindPropertyInfo( ClassInfo->GetCreateParamName(i) ->GetAccessor()->ReadValue( prop ) ;
- for ( size_t j = 0 ; j < propertyNames.size() ; ++j )
- {
- if ( propertyNames[j] == paramName )
- {
- propertyNames[j] = "" ;
- break ;
- }
- }
- }
- else
- {
- CreateParams[i] = ClassInfo->FindPropertyInfo( paramName )->GetDefaultValue() ;
- }
- }
-
- // got the parameters. Call the Create method
- Callbacks->CreateObject(ObjectID,
- ClassInfo,
- ClassInfo->GetCreateParamCount(),
- &CreateParams[0]);
-
- // now stream in the rest of the properties, in the sequence their properties were written in the xml
- for ( size_t j = 0 ; j < propertyNames.size() ; ++j )
- {
- if ( propertyNames[j].length() )
- {
- PropertyNodes::iterator propiter = propertyNodes.find( propertyNames[j] ) ;
- if ( propiter != propertyNodes.end() )
- {
- wxXmlNode* prop = propiter->second ;
- string name = propiter->first ;
- ReadPropertyValue( prop , ClassInfo , ObjectID , Callbacks ) ;
- }
- }
- }
- /*
- for( PropertyNodes::iterator propiter = propertyNodes.begin() ; propiter != propertyNodes.end() ; propiter++ )
- {
- wxXmlNode* prop = propiter->second ;
- string name = propiter->first ;
- ReadPropertyValue( prop , ClassInfo , ObjectID , Callbacks ) ;
- }
- */
-
- // FIXME: if the list of children is not NULL now, then that means that
- // there were properties in the XML not represented in the meta data
- // this just needs error handling.
- assert(!Children);
-
- delete[] CreateParams ;
-
- return ObjectID;
+ classInfo->AddToPropertyCollection( o , propertyInfo->GetName() , valClassInfo->InstanceToVariant(valo) ) ;
}
// ----------------------------------------------------------------------------
-// depersisting to memory
+// depersisting to code
// ----------------------------------------------------------------------------
-void wxIDepersistRuntime::AllocateObject(int ObjectID, wxClassInfo *ClassInfo)
+struct wxCodeDepersister::wxCodeDepersisterInternal
{
- wxObject *O;
- O = ClassInfo->CreateObject();
- Reader->SetObject(ObjectID, O);
-}
+#if wxUSE_UNICODE
+ map<int,wstring> m_objectNames ;
+#else
+ map<int,string> m_objectNames ;
+#endif
-void wxIDepersistRuntime::CreateObject(int ObjectID,
- wxClassInfo *ClassInfo,
- int ParamCount,
- wxxVariant *Params)
+ void SetObjectName(int objectID, const wxString &name )
+ {
+ if ( m_objectNames.find(objectID) != m_objectNames.end() )
+ {
+ wxLogError( _("Passing a already registered object to SetObjectName") ) ;
+ return ;
+ }
+ m_objectNames[objectID] = (const wxChar *)name;
+ }
+
+ wxString GetObjectName( int objectID )
+ {
+ if ( objectID == wxNullObjectID )
+ return wxT("NULL") ;
+
+ if ( m_objectNames.find(objectID) == m_objectNames.end() )
+ {
+ wxLogError( _("Passing an unkown object to GetObject") ) ;
+ return wxEmptyString ;
+ }
+ return wxString( m_objectNames[objectID].c_str() ) ;
+ }
+} ;
+
+wxCodeDepersister::wxCodeDepersister(wxTextOutputStream *out)
+: m_fp(out)
{
- wxObject *O;
- O = Reader->GetObject(ObjectID);
- ClassInfo->Create(O, ParamCount, Params);
+ m_data = new wxCodeDepersisterInternal ;
}
-void wxIDepersistRuntime::SetProperty(int ObjectID,
- wxClassInfo *WXUNUSED(ClassInfo),
- const wxPropertyInfo* PropertyInfo,
- const wxxVariant &Value)
+wxCodeDepersister::~wxCodeDepersister()
{
- wxObject *O;
- O = Reader->GetObject(ObjectID);
- PropertyInfo->GetAccessor()->SetProperty( O , Value ) ;
+ delete m_data ;
}
-void wxIDepersistRuntime::SetConnect(int EventSourceObjectID,
- wxClassInfo *WXUNUSED(EventSourceClassInfo),
- int eventType ,
- const wxString &handlerName ,
- int EventSinkObjectID )
+void wxCodeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo ,
+ wxxVariantArray &WXUNUSED(metadata))
{
- wxWindow *ehsource = dynamic_cast< wxWindow* >( Reader->GetObject( EventSourceObjectID ) ) ;
- wxEvtHandler *ehsink = dynamic_cast< wxEvtHandler *>(Reader->GetObject(EventSinkObjectID) ) ;
-
- if ( ehsource && ehsink )
- {
- ehsource->Connect( ehsource->GetId() , eventType ,
- ehsink->GetClassInfo()->FindHandlerInfo(handlerName)->GetEventFunction() , NULL /*user data*/ ,
- ehsink ) ;
- }
+ wxString objectName = wxString::Format( wxT("LocalObject_%d") , objectID ) ;
+ m_fp->WriteString( wxString::Format( wxT("\t%s *%s = new %s;\n"),
+ classInfo->GetClassName(),
+ objectName.c_str(),
+ classInfo->GetClassName()) );
+ m_data->SetObjectName( objectID , objectName ) ;
}
-// ----------------------------------------------------------------------------
-// depersisting to code
-// ----------------------------------------------------------------------------
+void wxCodeDepersister::DestroyObject(int objectID, wxClassInfo *WXUNUSED(classInfo))
+{
+ m_fp->WriteString( wxString::Format( wxT("\tdelete %s;\n"),
+ m_data->GetObjectName( objectID).c_str() ) );
+}
+wxString wxCodeDepersister::ValueAsCode( const wxxVariant ¶m )
+{
+ wxString value ;
+ const wxTypeInfo* type = param.GetTypeInfo() ;
+ if ( type->GetKind() == wxT_CUSTOM )
+ {
+ const wxCustomTypeInfo* cti = dynamic_cast<const wxCustomTypeInfo*>(type) ;
+ if ( cti )
+ {
+ value.Printf( wxT("%s(%s)"), cti->GetTypeName().c_str(),param.GetAsString().c_str() );
+ }
+ else
+ {
+ wxLogError ( _("Internal error, illegal wxCustomTypeInfo") ) ;
+ }
+ }
+ else if ( type->GetKind() == wxT_STRING )
+ {
+ value.Printf( wxT("\"%s\""),param.GetAsString().c_str() );
+ }
+ else
+ {
+ value.Printf( wxT("%s"), param.GetAsString().c_str() );
+ }
+ return value ;
+}
-void wxIDepersistCode::AllocateObject(int ObjectID, wxClassInfo *ClassInfo)
+void wxCodeDepersister::CreateObject(int objectID,
+ const wxClassInfo *WXUNUSED(classInfo),
+ int paramCount,
+ wxxVariant *params,
+ int *objectIDValues,
+ const wxClassInfo **WXUNUSED(objectClassInfos) ,
+ wxxVariantArray &WXUNUSED(metadata)
+ )
{
- wxString objectName = wxString::Format( "LocalObject_%d" , ObjectID ) ;
- fp->WriteString( wxString::Format( "\t%s *%s = new %s;\n",
- ClassInfo->GetClassName(),
- objectName,
- ClassInfo->GetClassName()) );
- Reader->SetObjectName(ObjectID, objectName, ClassInfo);
+ int i;
+ m_fp->WriteString( wxString::Format( wxT("\t%s->Create("), m_data->GetObjectName(objectID).c_str() ) );
+ for (i = 0; i < paramCount; i++)
+ {
+ if ( objectIDValues[i] != wxInvalidObjectID )
+ m_fp->WriteString( wxString::Format( wxT("%s"), m_data->GetObjectName( objectIDValues[i] ).c_str() ) );
+ else
+ {
+ m_fp->WriteString( wxString::Format( wxT("%s"), ValueAsCode(params[i]).c_str() ) );
+ }
+ if (i < paramCount - 1)
+ m_fp->WriteString( wxT(", "));
+ }
+ m_fp->WriteString( wxT(");\n") );
}
-void wxIDepersistCode::CreateObject(int ObjectID,
- wxClassInfo *WXUNUSED(ClassInfo),
- int ParamCount,
- wxxVariant *Params)
+void wxCodeDepersister::ConstructObject(int objectID,
+ const wxClassInfo *classInfo,
+ int paramCount,
+ wxxVariant *params,
+ int *objectIDValues,
+ const wxClassInfo **WXUNUSED(objectClassInfos) ,
+ wxxVariantArray &WXUNUSED(metadata)
+ )
{
+ wxString objectName = wxString::Format( wxT("LocalObject_%d") , objectID ) ;
+ m_fp->WriteString( wxString::Format( wxT("\t%s *%s = new %s("),
+ classInfo->GetClassName(),
+ objectName.c_str(),
+ classInfo->GetClassName()) );
+ m_data->SetObjectName( objectID , objectName ) ;
+
int i;
- fp->WriteString( wxString::Format( "\t%s->Create(", Reader->GetObjectName(ObjectID) ) );
- for (i = 0; i < ParamCount; i++)
+ for (i = 0; i < paramCount; i++)
{
- fp->WriteString( wxString::Format( "%s", (const char *)Params[i].Get<wxString>() ) );
- if (i < ParamCount - 1)
- fp->WriteString( ", ");
+ if ( objectIDValues[i] != wxInvalidObjectID )
+ m_fp->WriteString( wxString::Format( wxT("%s"), m_data->GetObjectName( objectIDValues[i] ).c_str() ) );
+ else
+ {
+ m_fp->WriteString( wxString::Format( wxT("%s"), ValueAsCode(params[i]).c_str() ) );
+ }
+ if (i < paramCount - 1)
+ m_fp->WriteString( wxT(", ") );
}
- fp->WriteString( ");\n");
+ m_fp->WriteString( wxT(");\n") );
}
-void wxIDepersistCode::SetProperty(int ObjectID,
- wxClassInfo *WXUNUSED(ClassInfo),
- const wxPropertyInfo* PropertyInfo,
- const wxxVariant &Value)
+void wxCodeDepersister::SetProperty(int objectID,
+ const wxClassInfo *WXUNUSED(classInfo),
+ const wxPropertyInfo* propertyInfo,
+ const wxxVariant &value)
{
- wxString d = Value.Get<wxString>() ;
- fp->WriteString( wxString::Format( "\t%s->%s(%s);\n",
- Reader->GetObjectName(ObjectID),
- PropertyInfo->GetAccessor()->GetSetterName(),
- d) );
+ m_fp->WriteString( wxString::Format( wxT("\t%s->%s(%s);\n"),
+ m_data->GetObjectName(objectID).c_str(),
+ propertyInfo->GetAccessor()->GetSetterName().c_str(),
+ ValueAsCode(value).c_str()) );
}
-void wxIDepersistCode::SetConnect(int EventSourceObjectID,
- wxClassInfo *WXUNUSED(EventSourceClassInfo),
- int eventType ,
- const wxString &handlerName ,
- int EventSinkObjectID )
+void wxCodeDepersister::SetPropertyAsObject(int objectID,
+ const wxClassInfo *WXUNUSED(classInfo),
+ const wxPropertyInfo* propertyInfo,
+ int valueObjectId)
{
- wxString ehsource = Reader->GetObjectName( EventSourceObjectID ) ;
- wxString ehsink = Reader->GetObjectName(EventSinkObjectID) ;
- wxString ehsinkClass = Reader->GetObjectClassInfo(EventSinkObjectID)->GetClassName() ;
+ if ( propertyInfo->GetTypeInfo()->GetKind() == wxT_OBJECT )
+ m_fp->WriteString( wxString::Format( wxT("\t%s->%s(*%s);\n"),
+ m_data->GetObjectName(objectID).c_str(),
+ propertyInfo->GetAccessor()->GetSetterName().c_str(),
+ m_data->GetObjectName( valueObjectId).c_str() ) );
+ else
+ m_fp->WriteString( wxString::Format( wxT("\t%s->%s(%s);\n"),
+ m_data->GetObjectName(objectID).c_str(),
+ propertyInfo->GetAccessor()->GetSetterName().c_str(),
+ m_data->GetObjectName( valueObjectId).c_str() ) );
+}
- fp->WriteString( wxString::Format( "\t%s->Connect( %s->GetId() , %d , (wxObjectEventFunction)(wxEventFunction) & %s::%s , NULL , %s ) ;" ,
- ehsource , ehsource , eventType , ehsinkClass , handlerName , ehsink ) );
+void wxCodeDepersister::AddToPropertyCollection( int objectID ,
+ const wxClassInfo *WXUNUSED(classInfo),
+ const wxPropertyInfo* propertyInfo ,
+ const wxxVariant &value)
+{
+ m_fp->WriteString( wxString::Format( wxT("\t%s->%s(%s);\n"),
+ m_data->GetObjectName(objectID).c_str(),
+ propertyInfo->GetAccessor()->GetAdderName().c_str(),
+ ValueAsCode(value).c_str()) );
}
-#endif
+// sets the corresponding property (value is an object)
+void wxCodeDepersister::AddToPropertyCollectionAsObject(int WXUNUSED(objectID),
+ const wxClassInfo *WXUNUSED(classInfo),
+ const wxPropertyInfo* WXUNUSED(propertyInfo) ,
+ int WXUNUSED(valueObjectId))
+{
+ // TODO
+}
+
+void wxCodeDepersister::SetConnect(int eventSourceObjectID,
+ const wxClassInfo *WXUNUSED(eventSourceClassInfo),
+ const wxPropertyInfo *delegateInfo ,
+ const wxClassInfo *eventSinkClassInfo ,
+ const wxHandlerInfo* handlerInfo ,
+ int eventSinkObjectID )
+{
+ wxString ehsource = m_data->GetObjectName( eventSourceObjectID ) ;
+ wxString ehsink = m_data->GetObjectName(eventSinkObjectID) ;
+ wxString ehsinkClass = eventSinkClassInfo->GetClassName() ;
+ const wxDelegateTypeInfo *delegateTypeInfo = dynamic_cast<const wxDelegateTypeInfo*>(delegateInfo->GetTypeInfo());
+ if ( delegateTypeInfo )
+ {
+ int eventType = delegateTypeInfo->GetEventType() ;
+ wxString handlerName = handlerInfo->GetName() ;
+
+ m_fp->WriteString( wxString::Format( wxT("\t%s->Connect( %s->GetId() , %d , (wxObjectEventFunction)(wxEventFunction) & %s::%s , NULL , %s ) ;") ,
+ ehsource.c_str() , ehsource.c_str() , eventType , ehsinkClass.c_str() , handlerName.c_str() , ehsink.c_str() ) );
+ }
+ else
+ {
+ wxLogError(_("delegate has no type info"));
+ }
+}
+
+#include "wx/arrimpl.cpp"
+
+WX_DEFINE_OBJARRAY(wxxVariantArray);
+
+#endif // wxUSE_EXTENDED_RTTI
projects / wxWidgets.git / blobdiff