/////////////////////////////////////////////////////////////////////////////
-// Name: archive.h
+// Name: wx/archive.h
// Purpose: Streams for archive formats
// Author: Mike Wetherell
// RCS-ID: $Id$
#ifndef _WX_ARCHIVE_H__
#define _WX_ARCHIVE_H__
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface "archive.h"
-#endif
-
#include "wx/defs.h"
#if wxUSE_STREAMS && wxUSE_ARCHIVE_STREAMS
virtual void SetIsReadOnly(bool isReadOnly = true) = 0;
virtual void SetName(const wxString& name,
wxPathFormat format = wxPATH_NATIVE) = 0;
-
+
wxArchiveEntry *Clone() const { return DoClone(); }
void SetNotifier(wxArchiveNotifier& notifier);
typedef wxArchiveEntry entry_type;
virtual ~wxArchiveInputStream() { }
-
+
virtual bool OpenEntry(wxArchiveEntry& entry) = 0;
virtual bool CloseEntry() = 0;
wxArchiveEntry *GetNextEntry() { return DoGetNextEntry(); }
virtual char Peek() { return wxInputStream::Peek(); }
-
+
protected:
wxArchiveInputStream(wxInputStream& stream, wxMBConv& conv);
+ wxArchiveInputStream(wxInputStream *stream, wxMBConv& conv);
virtual wxArchiveEntry *DoGetNextEntry() = 0;
//
// Only one entry can be open for output at a time; another call to
// PutNextEntry closes the current entry and begins the next.
-//
+//
// The overload 'bool PutNextEntry(wxArchiveEntry *entry)' takes ownership
// of the entry object.
protected:
wxArchiveOutputStream(wxOutputStream& stream, wxMBConv& conv);
+ wxArchiveOutputStream(wxOutputStream *stream, wxMBConv& conv);
wxMBConv& GetConv() const { return m_conv; }
if (m_rep)
m_rep->AddRef();
}
-
+
~wxArchiveIterator() {
if (m_rep)
m_rep->UnRef();
typename Arc::entry_type* m_entry;
T m_value;
int m_ref;
-
+
public:
Rep(Arc& arc, typename Arc::entry_type* entry)
: m_arc(arc), m_entry(entry), m_value(), m_ref(1) { }
~Rep()
{ delete m_entry; }
-
+
void AddRef() {
m_ref++;
}
return NULL;
}
if (m_ref > 1) {
- m_ref--;
+ m_ref--;
return new Rep(m_arc, entry);
}
delete m_entry;
// A wxArchiveClassFactory instance for a particular archive type allows
// the creation of the other classes that may be needed.
-class WXDLLIMPEXP_BASE wxArchiveClassFactory : public wxObject
+void WXDLLIMPEXP_BASE wxUseArchiveClasses();
+
+class WXDLLIMPEXP_BASE wxArchiveClassFactory : public wxFilterClassFactoryBase
{
public:
typedef wxArchiveEntry entry_type;
{ return DoNewStream(stream); }
wxArchiveOutputStream *NewStream(wxOutputStream& stream) const
{ return DoNewStream(stream); }
+ wxArchiveInputStream *NewStream(wxInputStream *stream) const
+ { return DoNewStream(stream); }
+ wxArchiveOutputStream *NewStream(wxOutputStream *stream) const
+ { return DoNewStream(stream); }
virtual wxString GetInternalName(
const wxString& name,
void SetConv(wxMBConv& conv) { m_pConv = &conv; }
wxMBConv& GetConv() const { return *m_pConv; }
+ static const wxArchiveClassFactory *Find(const wxChar *protocol,
+ wxStreamProtocolType type
+ = wxSTREAM_PROTOCOL);
+
+ static const wxArchiveClassFactory *GetFirst();
+ const wxArchiveClassFactory *GetNext() const { return m_next; }
+
+ void PushFront() { Remove(); m_next = sm_first; sm_first = this; }
+ void Remove();
+
protected:
+ // old compilers don't support covarient returns, so 'Do' methods are
+ // used to simulate them
virtual wxArchiveEntry *DoNewEntry() const = 0;
virtual wxArchiveInputStream *DoNewStream(wxInputStream& stream) const = 0;
virtual wxArchiveOutputStream *DoNewStream(wxOutputStream& stream) const = 0;
+ virtual wxArchiveInputStream *DoNewStream(wxInputStream *stream) const = 0;
+ virtual wxArchiveOutputStream *DoNewStream(wxOutputStream *stream) const = 0;
- wxArchiveClassFactory() : m_pConv(&wxConvLocal) { }
+ wxArchiveClassFactory() : m_pConv(&wxConvLocal), m_next(this) { }
wxArchiveClassFactory& operator=(const wxArchiveClassFactory& WXUNUSED(f))
{ return *this; }
private:
wxMBConv *m_pConv;
+ static wxArchiveClassFactory *sm_first;
+ wxArchiveClassFactory *m_next;
DECLARE_ABSTRACT_CLASS(wxArchiveClassFactory)
};