/////////////////////////////////////////////////////////////////////////////
// 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
#include "wx/xml/xml.h"
#include "wx/tokenzr.h"
-#include "wx/xtistrm.h"
-#include "wx/xtixml.h"
#include "wx/txtstrm.h"
#include "wx/event.h"
#if wxUSE_EXTENDED_RTTI
+#include "wx/xtistrm.h"
+#include "wx/xtixml.h"
+
#include "wx/beforestd.h"
#include <map>
#include <vector>
//
// XML Streaming
-//
+//
// convenience functions
void wxXmlAddContentToNode( wxXmlNode* node , const wxString& data )
{
- node->AddChild(new wxXmlNode(wxXML_TEXT_NODE, "value", data ) );
+ node->AddChild(new wxXmlNode(wxXML_TEXT_NODE, wxT("value"), data ) );
}
wxString wxXmlGetContentFromNode( wxXmlNode *node )
}
} ;
-wxXmlWriter::wxXmlWriter( wxXmlNode * rootnode )
+wxXmlWriter::wxXmlWriter( wxXmlNode * rootnode )
{
m_data = new wxXmlWriterInternal() ;
m_data->m_root = rootnode ;
m_data->m_current = rootnode ;
}
-wxXmlWriter::~wxXmlWriter()
+wxXmlWriter::~wxXmlWriter()
{
delete m_data ;
}
-void wxXmlWriter::DoBeginWriteTopLevelEntry( const wxString &name )
+void wxXmlWriter::DoBeginWriteTopLevelEntry( const wxString &name )
{
wxXmlNode *pnode;
pnode = new wxXmlNode(wxXML_ELEMENT_NODE, wxT("entry"));
- pnode->AddProperty(wxString("name"), name);
+ pnode->AddProperty(wxString(wxT("name")), name);
m_data->m_current->AddChild(pnode) ;
m_data->Push( pnode ) ;
}
m_data->Pop() ;
}
-void wxXmlWriter::DoBeginWriteObject(const wxObject *WXUNUSED(object), const wxClassInfo *classInfo, int objectID , wxxVariantArray &metadata )
+void wxXmlWriter::DoBeginWriteObject(const wxObject *WXUNUSED(object), const wxClassInfo *classInfo, int objectID , wxxVariantArray &metadata )
{
wxXmlNode *pnode;
pnode = new wxXmlNode(wxXML_ELEMENT_NODE, wxT("object"));
pnode->AddProperty(wxT("class"), wxString(classInfo->GetClassName()));
- pnode->AddProperty(wxT("id"), wxString::Format( "%d" , objectID ) );
+ pnode->AddProperty(wxT("id"), wxString::Format( wxT("%d") , objectID ) );
for ( size_t i = 0 ; i < metadata.GetCount() ; ++i )
{
}
// end of writing the root object
-void wxXmlWriter::DoEndWriteObject(const wxObject *WXUNUSED(object), const wxClassInfo *WXUNUSED(classInfo), int WXUNUSED(objectID) )
+void wxXmlWriter::DoEndWriteObject(const wxObject *WXUNUSED(object), const wxClassInfo *WXUNUSED(classInfo), int WXUNUSED(objectID) )
{
m_data->Pop() ;
}
// writes a property in the stream format
-void wxXmlWriter::DoWriteSimpleType( wxxVariant &value )
+void wxXmlWriter::DoWriteSimpleType( wxxVariant &value )
{
wxXmlAddContentToNode( m_data->m_current ,value.GetAsString() ) ;
}
-void wxXmlWriter::DoBeginWriteElement()
+void wxXmlWriter::DoBeginWriteElement()
{
wxXmlNode *pnode;
- pnode = new wxXmlNode(wxXML_ELEMENT_NODE, "element" );
+ pnode = new wxXmlNode(wxXML_ELEMENT_NODE, wxT("element") );
m_data->m_current->AddChild(pnode) ;
m_data->Push( pnode ) ;
}
-void wxXmlWriter::DoEndWriteElement()
+void wxXmlWriter::DoEndWriteElement()
{
m_data->Pop() ;
}
void wxXmlWriter::DoBeginWriteProperty(const wxPropertyInfo *pi )
{
wxXmlNode *pnode;
- pnode = new wxXmlNode(wxXML_ELEMENT_NODE, "prop" );
+ pnode = new wxXmlNode(wxXML_ELEMENT_NODE, wxT("prop") );
pnode->AddProperty(wxT("name"), pi->GetName() );
m_data->m_current->AddChild(pnode) ;
m_data->Push( pnode ) ;
// insert an object reference to an already written object
-void wxXmlWriter::DoWriteRepeatedObject( int objectID )
+void wxXmlWriter::DoWriteRepeatedObject( int objectID )
{
wxXmlNode *pnode;
pnode = new wxXmlNode(wxXML_ELEMENT_NODE, wxT("object"));
- pnode->AddProperty(wxString("href"), wxString::Format( "%d" , objectID ) );
+ pnode->AddProperty(wxString(wxT("href")), wxString::Format( wxT("%d") , objectID ) );
m_data->m_current->AddChild(pnode) ;
}
// insert a null reference
-void wxXmlWriter::DoWriteNullObject()
+void wxXmlWriter::DoWriteNullObject()
{
wxXmlNode *pnode;
pnode = new wxXmlNode(wxXML_ELEMENT_NODE, wxT("object"));
}
// writes a delegate in the stream format
-void wxXmlWriter::DoWriteDelegate( const wxObject *WXUNUSED(object), const wxClassInfo* WXUNUSED(classInfo) , const wxPropertyInfo *WXUNUSED(pi) ,
- const wxObject *eventSink, int sinkObjectID , const wxClassInfo* WXUNUSED(eventSinkClassInfo) , const wxHandlerInfo* handlerInfo )
+void wxXmlWriter::DoWriteDelegate( const wxObject *WXUNUSED(object), const wxClassInfo* WXUNUSED(classInfo) , const wxPropertyInfo *WXUNUSED(pi) ,
+ const wxObject *eventSink, int sinkObjectID , const wxClassInfo* WXUNUSED(eventSinkClassInfo) , const wxHandlerInfo* handlerInfo )
{
if ( eventSink != NULL && handlerInfo != NULL )
{
- wxXmlAddContentToNode( m_data->m_current ,wxString::Format(wxT("%d.%s"), sinkObjectID , handlerInfo->GetName()) ) ;
+ wxXmlAddContentToNode( m_data->m_current ,wxString::Format(wxT("%d.%s"), sinkObjectID , handlerInfo->GetName().c_str()) ) ;
}
}
// ----------------------------------------------------------------------------
-// reading objects in
+// reading objects in
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
-// reading xml in
+// 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
if (!children)
{
// check for a null object or href
- if (node->GetPropVal("href" , &ObjectIdString ) )
+ if (node->GetPropVal(wxT("href") , &ObjectIdString ) )
{
- objectID = atoi( ObjectIdString.c_str() ) ;
- wxASSERT_MSG( HasObjectClassInfo( objectID ) , wxT("Forward hrefs are not supported") ) ;
- return objectID ;
+ objectID = atoi( ObjectIdString.ToAscii() ) ;
+ if ( HasObjectClassInfo( objectID ) )
+ {
+ return objectID ;
+ }
+ else
+ {
+ wxLogError( _("Forward hrefs are not supported") ) ;
+ return wxInvalidObjectID ;
+ }
}
- if ( !node->GetPropVal("id" , &ObjectIdString ) )
+ if ( !node->GetPropVal(wxT("id") , &ObjectIdString ) )
{
return wxNullObjectID;
}
}
- if (!node->GetPropVal("class", &className))
+ if (!node->GetPropVal(wxT("class"), &className))
{
// No class name. Eek. FIXME: error handling
return wxInvalidObjectID;
}
classInfo = wxClassInfo::FindClass(className);
- wxASSERT_MSG( classInfo , wxString::Format(wxT("unknown class %s"),className ) ) ;
- wxASSERT_MSG( !children || children->GetType() != wxXML_TEXT_NODE , wxT("objects cannot have XML Text Nodes") ) ;
- if (!node->GetPropVal("id", &ObjectIdString))
+ if ( classInfo == NULL )
+ {
+ wxLogError( wxString::Format(_("unknown class %s"),className ) ) ;
+ return wxInvalidObjectID ;
+ }
+
+ if ( children != NULL && children->GetType() == wxXML_TEXT_NODE )
{
- wxASSERT_MSG(0,wxT("Objects must have an id attribute") ) ;
+ wxLogError(_("objects cannot have XML Text Nodes") ) ;
+ return wxInvalidObjectID;
+ }
+ if (!node->GetPropVal(wxT("id"), &ObjectIdString))
+ {
+ wxLogError(_("Objects must have an id attribute") ) ;
// No object id. Eek. FIXME: error handling
return wxInvalidObjectID;
}
- objectID = atoi( ObjectIdString.c_str() ) ;
+ objectID = atoi( ObjectIdString.ToAscii() ) ;
// is this object already has been streamed in, return it here
- wxASSERT_MSG( !HasObjectClassInfo( objectID ) , wxString::Format(wxT("Doubly used id : %d"), objectID ) ) ;
+ if ( HasObjectClassInfo( objectID ) )
+ {
+ wxLogError ( wxString::Format(_("Doubly used id : %d"), objectID ) ) ;
+ return wxInvalidObjectID ;
+ }
// new object, start with allocation
// first make the object know to our internal registry
wxXmlProperty *xp = node->GetProperties() ;
while ( xp )
{
- if ( xp->GetName() != wxString("class") && xp->GetName() != wxString("id") )
+ if ( xp->GetName() != wxString(wxT("class")) && xp->GetName() != wxString(wxT("id")) )
{
metadata.Add( new wxxVariant( xp->GetValue() , xp->GetName() ) ) ;
}
xp = xp->GetNext() ;
}
- callbacks->AllocateObject(objectID, classInfo, metadata);
+ if ( !classInfo->NeedsDirectConstruction() )
+ callbacks->AllocateObject(objectID, classInfo, metadata);
- //
+ //
// stream back the Create parameters first
createParams = new wxxVariant[ classInfo->GetCreateParamCount() ] ;
createParamOids = new int[classInfo->GetCreateParamCount() ] ;
createClassInfos = new const wxClassInfo*[classInfo->GetCreateParamCount() ] ;
+#if wxUSE_UNICODE
+ typedef map<wstring, wxXmlNode *> PropertyNodes ;
+ typedef vector<wstring> PropertyNames ;
+#else
typedef map<string, wxXmlNode *> PropertyNodes ;
typedef vector<string> PropertyNames ;
-
+#endif
PropertyNodes propertyNodes ;
PropertyNames propertyNames ;
const wxChar* paramName = classInfo->GetCreateParamName(i) ;
PropertyNodes::iterator propiter = propertyNodes.find( paramName ) ;
const wxPropertyInfo* pi = classInfo->FindPropertyInfo( paramName ) ;
- wxASSERT_MSG(pi,wxString::Format("Unkown Property %s",paramName) ) ;
+ if ( pi == 0 )
+ {
+ wxLogError( wxString::Format(_("Unkown Property %s"),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() )
if( pi->GetFlags() & wxPROP_ENUM_STORE_LONG )
{
const wxEnumTypeInfo *eti = dynamic_cast<const wxEnumTypeInfo*>( pi->GetTypeInfo() ) ;
- wxASSERT_MSG( eti , wxT("Type must have enum - long conversion") ) ;
-
- long realval ;
- eti->ConvertToLong( createParams[i] , realval ) ;
- createParams[i] = wxxVariant( realval ) ;
+ if ( eti )
+ {
+ long realval ;
+ eti->ConvertToLong( createParams[i] , realval ) ;
+ createParams[i] = wxxVariant( realval ) ;
+ }
+ else
+ {
+ wxLogError( _("Type must have enum - long conversion") ) ;
+ }
}
createClassInfos[i] = NULL ;
}
{
if ( propertyNames[j] == paramName )
{
- propertyNames[j] = "" ;
+ propertyNames[j] = wxEmptyString ;
break ;
}
}
}
else
{
- createParams[i] = pi->GetDefaultValue() ;
+ if ( pi->GetTypeInfo()->IsObjectType() )
+ {
+ createParamOids[i] = wxNullObjectID ;
+ createClassInfos[i] = dynamic_cast<const wxClassTypeInfo*>(pi->GetTypeInfo())->GetClassInfo() ;
+ }
+ else
+ {
+ createParams[i] = pi->GetDefaultValue() ;
+ createParamOids[i] = wxInvalidObjectID ;
+ }
}
}
// got the parameters. Call the Create method
- callbacks->CreateObject(objectID, classInfo,
- classInfo->GetCreateParamCount(),
- createParams, createParamOids, createClassInfos, metadata );
+ if ( classInfo->NeedsDirectConstruction() )
+ callbacks->ConstructObject(objectID, classInfo,
+ classInfo->GetCreateParamCount(),
+ createParams, createParamOids, createClassInfos, metadata );
+ else
+ callbacks->CreateObject(objectID, classInfo,
+ classInfo->GetCreateParamCount(),
+ createParams, createParamOids, createClassInfos, metadata );
// 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 )
const wxTypeInfo * elementType = collType->GetElementType() ;
while( prop )
{
- wxASSERT_MSG(prop->GetName() == wxT("element") , wxT("A non empty collection must consist of 'element' nodes")) ;
+ if ( prop->GetName() != wxT("element") )
+ {
+ wxLogError( _("A non empty collection must consist of 'element' nodes" ) ) ;
+ break ;
+ }
wxXmlNode* elementContent = prop->GetChildren() ;
if ( elementContent )
{
{
if ( pi->GetAccessor()->HasAdder() )
callbacks->AddToPropertyCollectionAsObject( objectID , classInfo , pi , valueId ) ;
- // TODO for collections we must have a notation on taking over ownership or not
+ // TODO for collections we must have a notation on taking over ownership or not
if ( elementType->GetKind() == wxT_OBJECT && valueId != wxNullObjectID )
callbacks->DestroyObject( valueId , GetObjectClassInfo( valueId ) ) ;
}
}
else if ( pi->GetTypeInfo()->IsObjectType() )
{
- int valueId = ReadComponent( prop , callbacks ) ;
- if ( valueId != wxInvalidObjectID )
+ // and object can either be streamed out a string or as an object
+ // in case we have no node, then the object's streaming out has been vetoed
+ if ( prop )
{
- callbacks->SetPropertyAsObject( objectID , classInfo , pi , valueId ) ;
- if ( pi->GetTypeInfo()->GetKind() == wxT_OBJECT && valueId != wxNullObjectID )
- callbacks->DestroyObject( valueId , GetObjectClassInfo( valueId ) ) ;
+ if ( prop->GetName() == wxT("object") )
+ {
+ int valueId = ReadComponent( prop , callbacks ) ;
+ if ( valueId != wxInvalidObjectID )
+ {
+ callbacks->SetPropertyAsObject( objectID , classInfo , pi , valueId ) ;
+ if ( pi->GetTypeInfo()->GetKind() == wxT_OBJECT && valueId != wxNullObjectID )
+ callbacks->DestroyObject( valueId , GetObjectClassInfo( valueId ) ) ;
+ }
+ }
+ else
+ {
+ wxASSERT( pi->GetTypeInfo()->HasStringConverters() ) ;
+ wxxVariant nodeval = ReadValue( prop , pi->GetTypeInfo() ) ;
+ callbacks->SetProperty( objectID, classInfo ,pi , nodeval ) ;
+ }
}
}
else if ( pi->GetTypeInfo()->IsDelegateType() )
{
wxString resstring = prop->GetContent() ;
wxInt32 pos = resstring.Find('.') ;
- assert( pos != wxNOT_FOUND ) ;
- int sinkOid = atol(resstring.Left(pos)) ;
- wxString handlerName = resstring.Mid(pos+1) ;
- wxClassInfo* sinkClassInfo = GetObjectClassInfo( sinkOid ) ;
+ if ( pos != wxNOT_FOUND )
+ {
+ int sinkOid = atol(resstring.Left(pos).ToAscii()) ;
+ wxString handlerName = resstring.Mid(pos+1) ;
+ wxClassInfo* sinkClassInfo = GetObjectClassInfo( sinkOid ) ;
- callbacks->SetConnect( objectID , classInfo , dynamic_cast<const wxDelegateTypeInfo*>(pi->GetTypeInfo()) , sinkClassInfo ,
- sinkClassInfo->FindHandlerInfo(handlerName) , sinkOid ) ;
+ callbacks->SetConnect( objectID , classInfo , pi , sinkClassInfo ,
+ sinkClassInfo->FindHandlerInfo(handlerName) , sinkOid ) ;
+ }
+ else
+ {
+ wxLogError( _("incorrect event handler string, missing dot") ) ;
+ }
}
}
else
{
- wxxVariant nodeval ;
- callbacks->SetProperty( objectID, classInfo ,pi , ReadValue( prop , pi->GetTypeInfo() ) ) ;
+ wxxVariant nodeval = ReadValue( prop , pi->GetTypeInfo() ) ;
+ if( pi->GetFlags() & wxPROP_ENUM_STORE_LONG )
+ {
+ const wxEnumTypeInfo *eti = dynamic_cast<const wxEnumTypeInfo*>( pi->GetTypeInfo() ) ;
+ if ( eti )
+ {
+ long realval ;
+ eti->ConvertToLong( nodeval , realval ) ;
+ nodeval = wxxVariant( realval ) ;
+ }
+ else
+ {
+ wxLogError( _("Type must have enum - long conversion") ) ;
+ }
+ }
+ callbacks->SetProperty( objectID, classInfo ,pi , nodeval ) ;
}
}
}
while ( iter )
{
wxString entryName ;
- if ( iter->GetPropVal("name", &entryName) )
+ if ( iter->GetPropVal(wxT("name"), &entryName) )
{
if ( entryName == name )
return ReadComponent( iter->GetChildren() , callbacks ) ;
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