compilation fixes (apparently, gcc <3.4 didn't validate code in templates that were...

[wxWidgets.git] / include / wx / fs_mem.h

diff --git a/include/wx/fs_mem.h b/include/wx/fs_mem.h
index a24b0dcfcef168923fe6db48b838de81af92d93c..a941c894f8aef0055fa51a93d8c629dabf0d8e89 100644 (file)
--- a/include/wx/fs_mem.h
+++ b/include/wx/fs_mem.h
@@ -6,59 +6,109 @@
 // Licence:     wxWindows Licence
 /////////////////////////////////////////////////////////////////////////////
 
+#ifndef _WX_FS_MEM_H_
+#define _WX_FS_MEM_H_
 
-#ifdef __GNUG__
-#pragma implementation
+#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 __BORDLANDC__
+#ifdef __BORLANDC__
 #pragma hdrstop
 #endif
 
 #if wxUSE_FILESYSTEM
 
-#ifndef WXPRECOMP
-#include "wx/wx.h"
-#endif
-
 #include "wx/filesys.h"
-#include "wx/image.h"
-#include "wx/bitmap.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
-//--------------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxMemoryFSHandler : public wxFileSystemHandler
+#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
 {
-    public:
-        wxMemoryFSHandler();
-        ~wxMemoryFSHandler();
-
-        // 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, wxImage& image, long type);
-        static void AddFile(const wxString& filename, const wxBitmap& bitmap, long type);
-        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();
-        
-    private:
-        static wxHashTable *m_Hash;
-        
-        static bool CheckHash(const wxString& filename);
 };
 
-#endif 
-  // wxUSE_FILESYSTEM
+#endif // wxUSE_GUI/!wxUSE_GUI
+
+#endif // wxUSE_FILESYSTEM
 
+#endif // _WX_FS_MEM_H_