Changed GetSize to DoGetSize so virtual GetSize works right.

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

diff --git a/include/wx/memory.h b/include/wx/memory.h
index 9a17ad3ac99fc896b5be307f8ef0930b0eca221a..85d2e2954f3da120e012078d20e0cbd075f078ff 100644 (file)
--- a/include/wx/memory.h
+++ b/include/wx/memory.h
@@ -6,7 +6,7 @@
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Julian Smart
-// Licence:    wxWindows license
+// Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_MEMORYH__
@@ -17,54 +17,77 @@
 #endif
 
 #include "wx/defs.h"
+#include "wx/string.h"
 
 /*
   The macro which will be expanded to include the file and line number
   info, or to be a straight call to the new operator.
 */
 
-#if (WXDEBUG && USE_MEMORY_TRACING) || USE_DEBUG_CONTEXT
+#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
 
 #include <stddef.h>
 
-#if USE_IOSTREAMH
-#include <iostream.h>
+#if wxUSE_IOSTREAMH
+    // N.B. BC++ doesn't have istream.h, ostream.h
+#   include <iostream.h>
 #else
-#include <iostream>
+#   include <ostream>
+#   if defined(__VISUALC__) || defined(__MWERKS__)
+        using namespace std;
+#   endif
 #endif
 
-#include "wx/string.h"
+#ifdef __WXDEBUG__
 
-#ifndef WXDEBUG_NEW
-#define WXDEBUG_NEW new(__FILE__,__LINE__)
-#endif
-
-#if WXDEBUG
-void * wxDebugAlloc(size_t size, char * fileName, int lineNum, bool isObject, bool isVect = FALSE);
+void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool isVect = FALSE);
 void wxDebugFree(void * buf, bool isVect = FALSE);
 
 // Global versions of the new and delete operators.
-// Currently, these merely call malloc and free; only the wxObject
-// operators do something interesting. But this allows WXDEBUG_NEW to
-// work for all 'new's in a file.
-#if USE_GLOBAL_MEMORY_OPERATORS
+#if wxUSE_GLOBAL_MEMORY_OPERATORS
 
+// Undefine temporarily (new is #defined in object.h) because we want to
+// declare some new operators.
 #ifdef new
-#undef new
+    #undef new
 #endif
 
-void * operator new (size_t size, char * fileName, int lineNum);
+#if defined(__SUNCC__)
+    #define wxUSE_ARRAY_MEMORY_OPERATORS 0
+#elif !( defined (__VISUALC__) && (__VISUALC__ <= 1020) ) || defined( __MWERKS__)
+    #define wxUSE_ARRAY_MEMORY_OPERATORS 1
+#elif defined (__SGI_CC_)
+    // only supported by -n32 compilers
+    #ifndef __EDG_ABI_COMPATIBILITY_VERSION
+        #define wxUSE_ARRAY_MEMORY_OPERATORS 0
+    #endif
+#else
+    // ::operator new[] is a recent C++ feature, so assume it's not supported
+    #define wxUSE_ARRAY_MEMORY_OPERATORS 0
+#endif
+
+// Added JACS 25/11/98: needed for some compilers
+void * operator new (size_t size);
+
+void * operator new (size_t size, wxChar * fileName, int lineNum);
 void operator delete (void * buf);
 
-#if !( defined (_MSC_VER) && (_MSC_VER <= 1000) )
-void * operator new[] (size_t size, char * fileName, int lineNum);
-void operator delete[] (void * buf);
+#if wxUSE_ARRAY_MEMORY_OPERATORS
+    void * operator new[] (size_t size);
+    void * operator new[] (size_t size, wxChar * fileName, int lineNum);
+    void operator delete[] (void * buf);
 #endif
 
-#define new WXDEBUG_NEW
+// VC++ 6.0
+#if defined(__VISUALC__) && (__VISUALC__ >= 1200)
+    void operator delete(void *buf, wxChar*, int);
+    void operator delete[](void *buf, wxChar*, int);
+#endif
 
 #endif
+  // wxUSE_GLOBAL_MEMORY_OPERATORS
 #endif
+  // __WXDEBUG__
 
 typedef unsigned int wxMarkerType;
 
@@ -119,7 +142,7 @@ public:
     wxMarkerType        m_firstMarker;
 
     // File name and line number are from cpp.
-    char*               m_fileName;
+    wxChar*             m_fileName;
     int                 m_lineNum;
 
     // The amount of memory requested by the caller.
@@ -243,7 +266,7 @@ public:
 
     // Count the number of non-wxDebugContext-related objects
     // that are outstanding
-    static int CountObjectsLeft(void);
+    static int CountObjectsLeft(bool sinceCheckpoint = FALSE);
 
 private:
     // Store these here to allow access to the list without
@@ -256,23 +279,23 @@ private:
     static bool                 m_checkPrevious;
 };
 
-// Output a debug mess., in a system dependent fashion.
-void WXDLLEXPORT wxTrace(const char *fmt ...);
-void WXDLLEXPORT wxTraceLevel(int level, const char *fmt ...);
+// Output a debug message, in a system dependent fashion.
+void WXDLLEXPORT wxTrace(const wxChar *fmt ...);
+void WXDLLEXPORT wxTraceLevel(int level, const wxChar *fmt ...);
 
 #define WXTRACE wxTrace
 #define WXTRACELEVEL wxTraceLevel
 
-#else // else part for the #if WXDEBUG
+#else // else part for the #if __WXDEBUG__
 
-inline void wxTrace(const char *WXUNUSED(fmt)) {}
-inline void wxTraceLevel(int WXUNUSED(level), const char *WXUNUSED(fmt)) {}
+inline void wxTrace(const wxChar *WXUNUSED(fmt)) {}
+inline void wxTraceLevel(int WXUNUSED(level), const wxChar *WXUNUSED(fmt)) {}
 
 #define WXTRACE TRUE ? (void)0 : wxTrace
 #define WXTRACELEVEL TRUE ? (void)0 : wxTraceLevel
-#define WXDEBUG_NEW new
+// #define WXDEBUG_NEW new
 
-#endif // WXDEBUG
+#endif // __WXDEBUG__
 
 #endif
     // _WX_MEMORYH__