655719367a
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27408 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
115 lines
3.5 KiB
C++
115 lines
3.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: fs_mem.h
|
|
// Purpose: in-memory file system
|
|
// Author: Vaclav Slavik
|
|
// Copyright: (c) 2000 Vaclav Slavik
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _WX_FS_MEM_H_
|
|
#define _WX_FS_MEM_H_
|
|
|
|
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__)
|
|
// Some older compilers (such as EMX) cannot handle
|
|
// #pragma interface/implementation correctly, iff
|
|
// #pragma implementation is used in _two_ translation
|
|
// units (as created by e.g. event.cpp compiled for
|
|
// libwx_base and event.cpp compiled for libwx_gui_core).
|
|
// So we must not use those pragmas for those compilers in
|
|
// such files.
|
|
#pragma interface "fs_mem.h"
|
|
#endif
|
|
|
|
#include "wx/wxprec.h"
|
|
|
|
#ifdef __BORLANDC__
|
|
#pragma hdrstop
|
|
#endif
|
|
|
|
#if wxUSE_FILESYSTEM
|
|
|
|
#include "wx/filesys.h"
|
|
|
|
#if wxUSE_GUI
|
|
class WXDLLIMPEXP_CORE wxBitmap;
|
|
class WXDLLIMPEXP_CORE wxImage;
|
|
#endif // wxUSE_GUI
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxMemoryFSHandlerBase
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_BASE wxMemoryFSHandlerBase : public wxFileSystemHandler
|
|
{
|
|
public:
|
|
wxMemoryFSHandlerBase();
|
|
~wxMemoryFSHandlerBase();
|
|
|
|
// Add file to list of files stored in memory. Stored data (bitmap, text or
|
|
// raw data) will be copied into private memory stream and available under
|
|
// name "memory:" + filename
|
|
static void AddFile(const wxString& filename, const wxString& textdata);
|
|
static void AddFile(const wxString& filename, const void *binarydata, size_t size);
|
|
|
|
// Remove file from memory FS and free occupied memory
|
|
static void RemoveFile(const wxString& filename);
|
|
|
|
virtual bool CanOpen(const wxString& location);
|
|
virtual wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
|
|
virtual wxString FindFirst(const wxString& spec, int flags = 0);
|
|
virtual wxString FindNext();
|
|
|
|
protected:
|
|
static bool CheckHash(const wxString& filename);
|
|
static wxHashTable *m_Hash;
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxMemoryFSHandler
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#if wxUSE_GUI
|
|
|
|
// add GUI-only operations to the base class
|
|
class WXDLLIMPEXP_CORE wxMemoryFSHandler : public wxMemoryFSHandlerBase
|
|
{
|
|
public:
|
|
// bring the base class versions into the scope, otherwise they would be
|
|
// inaccessible in wxMemoryFSHandler
|
|
// (unfortunately "using" can't be used as gcc 2.95 doesn't have it...)
|
|
static void AddFile(const wxString& filename, const wxString& textdata)
|
|
{
|
|
wxMemoryFSHandlerBase::AddFile(filename, textdata);
|
|
}
|
|
|
|
static void AddFile(const wxString& filename,
|
|
const void *binarydata,
|
|
size_t size)
|
|
{
|
|
wxMemoryFSHandlerBase::AddFile(filename, binarydata, size);
|
|
}
|
|
|
|
#if wxUSE_IMAGE
|
|
static void AddFile(const wxString& filename, wxImage& image, long type);
|
|
|
|
static void AddFile(const wxString& filename,
|
|
const wxBitmap& bitmap,
|
|
long type);
|
|
#endif // wxUSE_IMAGE
|
|
|
|
};
|
|
|
|
#else // !wxUSE_GUI
|
|
|
|
// just the same thing as the base class in wxBase
|
|
class WXDLLIMPEXP_BASE wxMemoryFSHandler : public wxMemoryFSHandlerBase
|
|
{
|
|
};
|
|
|
|
#endif // wxUSE_GUI/!wxUSE_GUI
|
|
|
|
#endif // wxUSE_FILESYSTEM
|
|
|
|
#endif // _WX_FS_MEM_H_
|
|
|