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metadata support for metadata

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23079 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2003-08-21 20:27:46 +00:00
parent 8f83dfee77
commit 4f8ffae109
3 changed files with 66 additions and 41 deletions
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78
src/common/xtistrm.cpp
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@@ -69,14 +69,14 @@ void wxWriter::ClearObjectContext()
m_data->m_nextId = 0 ;
}
void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , const wxString &name )
void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , const wxString &name , wxxVariantArray &metadata )
{
DoBeginWriteTopLevelEntry( name ) ;
WriteObject( object , classInfo , persister , false ) ;
WriteObject( object , classInfo , persister , false , metadata) ;
DoEndWriteTopLevelEntry( name ) ;
}
void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , bool isEmbedded)
void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo , wxPersister *persister , bool isEmbedded, wxxVariantArray &metadata )
{
// hack to avoid writing out embedded windows, these are windows that are constructed as part of other windows, they would
// doubly constructed afterwards
@@ -85,7 +85,7 @@ void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo
if ( win && win->GetId() < 0 )
return ;
if ( persister->BeforeWriteObject( this , object , classInfo ) )
if ( persister->BeforeWriteObject( this , object , classInfo , metadata) )
{
if ( object == NULL )
DoWriteNullObject() ;
@@ -103,7 +103,7 @@ void wxWriter::WriteObject(const wxObject *object, const wxClassInfo *classInfo
if ( !isEmbedded && dynobj )
m_data->m_writtenObjects[dynobj->GetSuperClassInstance()] = oid ;
DoBeginWriteObject( object , classInfo , oid ) ;
DoBeginWriteObject( object , classInfo , oid , metadata ) ;
wxWriterInternalPropertiesData data ;
WriteAllProperties( object , classInfo , persister , &data ) ;
DoEndWriteObject( object , classInfo , oid ) ;
@@ -152,7 +152,7 @@ void wxWriter::FindConnectEntry(const wxWindow * evSource,const wxDelegateTypeIn
}
void wxWriter::WriteAllProperties( const wxObject * obj , const wxClassInfo* ci , wxPersister *persister, wxWriterInternalPropertiesData * data )
{
// in case this object is wxDynamic object we have to hand over the streaming
// in case this object is wxDynamic object we have to hand over the streaming
// of the properties of the superclasses to the real super class instance
{
const wxObject *iterobj = obj ;
@@ -191,7 +191,8 @@ void wxWriter::WriteAllProperties( const wxObject * obj , const wxClassInfo* ci
{
const wxClassInfo* pci = cti->GetClassInfo() ;
wxObject *vobj = pci->VariantToInstance( value ) ;
WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT ) ;
wxxVariantArray md ;
WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT , md ) ;
}
else
{
@@ -233,7 +234,8 @@ void wxWriter::WriteAllProperties( const wxObject * obj , const wxClassInfo* ci
{
const wxClassInfo* pci = cti->GetClassInfo() ;
wxObject *vobj = pci->VariantToInstance( value ) ;
WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT ) ;
wxxVariantArray md ;
WriteObject( vobj , (vobj ? vobj->GetClassInfo() : pci ) , persister , cti->GetKind()== wxT_OBJECT , md) ;
}
else
{
@@ -246,7 +248,7 @@ void wxWriter::WriteAllProperties( const wxObject * obj , const wxClassInfo* ci
}
pi = pi->GetNext() ;
}
}
}
int wxWriter::GetObjectID(const wxObject *obj)
{
@@ -325,13 +327,17 @@ void wxXmlWriter::DoEndWriteTopLevelEntry( const wxString &WXUNUSED(name) )
m_data->Pop() ;
}
void wxXmlWriter::DoBeginWriteObject(const wxObject *WXUNUSED(object), const wxClassInfo *classInfo, int objectID )
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 ) );
for ( size_t i = 0 ; i < metadata.GetCount() ; ++i )
{
pnode->AddProperty( metadata[i].GetName() , metadata[i].GetAsString() ) ;
}
m_data->m_current->AddChild(pnode) ;
m_data->Push( pnode ) ;
}
@@ -501,7 +507,17 @@ int wxXmlReader::ReadComponent(wxXmlNode *node, wxDepersister *callbacks)
// first make the object know to our internal registry
SetObjectClassInfo( objectID , classInfo ) ;
callbacks->AllocateObject(objectID, classInfo);
wxxVariantArray metadata ;
wxXmlProperty *xp = node->GetProperties() ;
while ( xp )
{
if ( xp->GetName() != wxString("class") && xp->GetName() != wxString("id") )
{
metadata.Add( new wxxVariant( xp->GetValue() , xp->GetName() ) ) ;
}
xp = xp->GetNext() ;
}
callbacks->AllocateObject(objectID, classInfo, metadata);
//
// stream back the Create parameters first
@@ -565,7 +581,7 @@ int wxXmlReader::ReadComponent(wxXmlNode *node, wxDepersister *callbacks)
// got the parameters. Call the Create method
callbacks->CreateObject(objectID, classInfo,
classInfo->GetCreateParamCount(),
createParams, createParamOids, createClassInfos);
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 )
@@ -632,7 +648,7 @@ int wxXmlReader::ReadComponent(wxXmlNode *node, wxDepersister *callbacks)
wxClassInfo* sinkClassInfo = GetObjectClassInfo( sinkOid ) ;
callbacks->SetConnect( objectID , classInfo , dynamic_cast<const wxDelegateTypeInfo*>(pi->GetTypeInfo()) , sinkClassInfo ,
sinkClassInfo->FindHandlerInfo(handlerName) , sinkOid ) ;
sinkClassInfo->FindHandlerInfo(handlerName) , sinkOid ) ;
}
}
@@ -712,7 +728,8 @@ wxRuntimeDepersister::~wxRuntimeDepersister()
delete m_data ;
}
void wxRuntimeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo)
void wxRuntimeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo ,
wxxVariantArray &metadata)
{
wxObject *O;
O = classInfo->CreateObject();
@@ -724,7 +741,8 @@ void wxRuntimeDepersister::CreateObject(int objectID,
int paramCount,
wxxVariant *params,
int *objectIdValues,
const wxClassInfo **objectClassInfos)
const wxClassInfo **objectClassInfos ,
wxxVariantArray &metadata)
{
wxObject *o;
o = m_data->GetObject(objectID);
@@ -809,9 +827,9 @@ wxObject *wxRuntimeDepersister::GetObject(int objectID)
// adds an element to a property collection
void wxRuntimeDepersister::AddToPropertyCollection( int objectID ,
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
const wxxVariant &value)
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
const wxxVariant &value)
{
wxObject *o;
o = m_data->GetObject(objectID);
@@ -820,9 +838,9 @@ void wxRuntimeDepersister::AddToPropertyCollection( int objectID ,
// sets the corresponding property (value is an object)
void wxRuntimeDepersister::AddToPropertyCollectionAsObject(int objectID,
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
int valueObjectId)
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
int valueObjectId)
{
wxObject *o, *valo;
o = m_data->GetObject(objectID);
@@ -874,7 +892,8 @@ wxCodeDepersister::~wxCodeDepersister()
delete m_data ;
}
void wxCodeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo)
void wxCodeDepersister::AllocateObject(int objectID, wxClassInfo *classInfo ,
wxxVariantArray &metadata)
{
wxString objectName = wxString::Format( "LocalObject_%d" , objectID ) ;
m_fp->WriteString( wxString::Format( "\t%s *%s = new %s;\n",
@@ -916,7 +935,8 @@ void wxCodeDepersister::CreateObject(int objectID,
int paramCount,
wxxVariant *params,
int *objectIDValues,
const wxClassInfo **WXUNUSED(objectClassInfos)
const wxClassInfo **WXUNUSED(objectClassInfos) ,
wxxVariantArray &metadata
)
{
int i;
@@ -964,9 +984,9 @@ void wxCodeDepersister::SetPropertyAsObject(int objectID,
}
void wxCodeDepersister::AddToPropertyCollection( int objectID ,
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
const wxxVariant &value)
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
const wxxVariant &value)
{
m_fp->WriteString( wxString::Format( "\t%s->%s(%s);\n",
m_data->GetObjectName(objectID),
@@ -976,9 +996,9 @@ void wxCodeDepersister::AddToPropertyCollection( int objectID ,
// sets the corresponding property (value is an object)
void wxCodeDepersister::AddToPropertyCollectionAsObject(int objectID,
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
int valueObjectId)
const wxClassInfo *classInfo,
const wxPropertyInfo* propertyInfo ,
int valueObjectId)
{
// TODO
}