implemented, tested and documented wxTextCtrl::SetMaxLength()

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

diff --git a/include/wx/memory.h b/include/wx/memory.h
index 6216211d2544f89118b7dc677f466d56e5cda7aa..e676282b7a072573981535c54386ffbb4dcac421 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
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Julian Smart

-// Licence:    wxWindows license
+// Licence:     wxWindows license

 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_MEMORYH__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_MEMORYH__


@@ -17,6 +17,7 @@
 #endif
 
 #include "wx/defs.h"
 #endif
 
 #include "wx/defs.h"

+#include "wx/string.h"

 
 /*
   The macro which will be expanded to include the file and line number
 
 /*
   The macro which will be expanded to include the file and line number


@@ -27,48 +28,108 @@
 
 #include <stddef.h>
 
 
 #include <stddef.h>
 

+// Obsolete
+#if 0

 #if wxUSE_IOSTREAMH
 #if wxUSE_IOSTREAMH

-// N.B. BC++ doesn't have istream.h, ostream.h
-#  include <iostream.h>
+    // N.B. BC++ doesn't have istream.h, ostream.h
+#   include <iostream.h>

 #else
 #else

-#  include <ostream>
-#  ifdef _MSC_VER
-      using namespace std;
-#  endif
+#   include <iostream>
+#   if defined(__VISUALC__) || defined(__MWERKS__)
+//        using namespace std;
+#   endif
+#endif

 #endif
 #endif

-
-#include "wx/string.h"

 
 #ifdef __WXDEBUG__
 
 
 #ifdef __WXDEBUG__
 

-void * wxDebugAlloc(size_t size, char * fileName, int lineNum, bool isObject, bool isVect = FALSE);
-void wxDebugFree(void * buf, bool isVect = FALSE);
+// devik 2000-8-27: export these because new/delete operators are now inline
+WXDLLEXPORT void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool isVect = FALSE);
+WXDLLEXPORT void wxDebugFree(void * buf, bool isVect = FALSE);
+
+//**********************************************************************************
+/*
+  The global operator new used for everything apart from getting
+  dynamic storage within this function itself.
+*/
+
+// We'll only do malloc and free for the moment: leave the interesting
+// stuff for the wxObject versions.
+// devik 2000-8-29: All new/delete ops are now inline because they can't
+// be marked as dllexport/dllimport. It then leads to weird bugs when
+// used on MSW as DLL

 
 

-// Global versions of the new and delete operators.

 #if wxUSE_GLOBAL_MEMORY_OPERATORS
 
 // Undefine temporarily (new is #defined in object.h) because we want to
 // declare some new operators.
 #ifdef new
 #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
 
 #endif
 

-void * operator new (size_t size, char * fileName, int lineNum);
-void operator delete (void * buf);
+#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
+#elif !( defined (__VISUALC__) && (__VISUALC__ <= 1020) ) || defined( __MWERKS__)
+    #define wxUSE_ARRAY_MEMORY_OPERATORS 1
+#else
+    // ::operator new[] is a recent C++ feature, so assume it's not supported
+    #define wxUSE_ARRAY_MEMORY_OPERATORS 0
+#endif

 
 

-#if !( defined (_MSC_VER) && (_MSC_VER <= 1020) )
-void * operator new[] (size_t size, char * fileName, int lineNum);
-void operator delete[] (void * buf);
+inline void * operator new (size_t size, wxChar * fileName, int lineNum)
+{
+  return wxDebugAlloc(size, fileName, lineNum, FALSE, FALSE);
+}
+
+inline void * operator new (size_t size)
+{
+  return wxDebugAlloc(size, NULL, 0, FALSE);
+}
+
+inline void operator delete (void * buf)
+{
+  wxDebugFree(buf, FALSE);
+}
+
+#if wxUSE_ARRAY_MEMORY_OPERATORS
+inline void * operator new[] (size_t size)
+{
+  return wxDebugAlloc(size, NULL, 0, FALSE, TRUE);
+}
+
+inline void * operator new[] (size_t size, wxChar * fileName, int lineNum)
+{
+  return wxDebugAlloc(size, fileName, lineNum, FALSE, TRUE);
+}
+
+inline void operator delete[] (void * buf)
+{
+  wxDebugFree(buf, TRUE);
+}

 #endif
 
 // VC++ 6.0
 #endif
 
 // VC++ 6.0

-#if _MSC_VER >= 1200
-void operator delete(void *buf, char*, int);
-void operator delete[](void *buf, char*, int);
-#endif
+#if defined(__VISUALC__) && (__VISUALC__ >= 1200)
+inline void operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */)
+{
+  wxDebugFree(pData, FALSE);
+}
+inline void operator delete[](void* pData, wxChar* /* fileName */, int /* lineNum */)
+{
+  wxDebugFree(pData, TRUE);
+}
+#endif // __VISUALC__>=1200
+#endif // wxUSE_GLOBAL_MEMORY_OPERATORS
+#endif // __WXDEBUG__

 
 

-#endif
-#endif
+//**********************************************************************************

 
 typedef unsigned int wxMarkerType;
 
 
 typedef unsigned int wxMarkerType;
 


@@ -123,7 +184,7 @@ public:
     wxMarkerType        m_firstMarker;
 
     // File name and line number are from cpp.
     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.
     int                 m_lineNum;
 
     // The amount of memory requested by the caller.


@@ -169,12 +230,17 @@ protected:
     // Traverse the list.
     static void TraverseList (PmSFV, wxMemStruct *from = NULL);
 
     // Traverse the list.
     static void TraverseList (PmSFV, wxMemStruct *from = NULL);
 

-    static streambuf *m_streamBuf;
-    static ostream *m_debugStream;
+    // Obsolete
+#if 0
+    static wxSTD streambuf *m_streamBuf;
+    static wxSTD ostream *m_debugStream;
+#endif

 
     static int debugLevel;
     static bool debugOn;
 
 
     static int debugLevel;
     static bool debugOn;
 

+    static int m_balign;            // byte alignment
+    static int m_balignmask;        // mask for performing byte alignment

 public:
     // Set a checkpoint to dump only the memory from
     // a given point
 public:
     // Set a checkpoint to dump only the memory from
     // a given point


@@ -183,12 +249,15 @@ public:
     wxDebugContext(void);
     ~wxDebugContext(void);
 
     wxDebugContext(void);
     ~wxDebugContext(void);
 

+    // Obsolete
+#if 0

     static bool HasStream(void) { return (m_debugStream != NULL); };
     static bool HasStream(void) { return (m_debugStream != NULL); };

-    static ostream& GetStream(void) { return *m_debugStream; }
-    static streambuf *GetStreamBuf(void) { return m_streamBuf; }
-    static void SetStream(ostream *stream, streambuf *buf = NULL);
+    static wxSTD ostream& GetStream(void) { return *m_debugStream; }
+    static wxSTD streambuf *GetStreamBuf(void) { return m_streamBuf; }
+    static void SetStream(wxSTD ostream *stream, wxSTD streambuf *buf = NULL);

     static bool SetFile(const wxString& file);
     static bool SetStandardError(void);
     static bool SetFile(const wxString& file);
     static bool SetStandardError(void);

+#endif

 
     static int GetLevel(void) { return debugLevel; }
     static void SetLevel(int level) { debugLevel = level; }
 
     static int GetLevel(void) { return debugLevel; }
     static void SetLevel(int level) { debugLevel = level; }


@@ -198,7 +267,7 @@ public:
 
     static void SetCheckpoint(bool all = FALSE);
     static wxMemStruct *GetCheckpoint(void) { return checkPoint; }
 
     static void SetCheckpoint(bool all = FALSE);
     static wxMemStruct *GetCheckpoint(void) { return checkPoint; }

-    
+

     // Calculated from the request size and any padding needed
     // before the final marker.
     static size_t PaddedSize (const size_t reqSize);
     // Calculated from the request size and any padding needed
     // before the final marker.
     static size_t PaddedSize (const size_t reqSize);


@@ -247,7 +316,7 @@ public:
 
     // Count the number of non-wxDebugContext-related objects
     // that are outstanding
 
     // 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
 
 private:
     // Store these here to allow access to the list without


@@ -261,16 +330,16 @@ private:
 };
 
 // Output a debug message, in a system dependent fashion.
 };
 
 // Output a debug message, in a system dependent fashion.

-void WXDLLEXPORT wxTrace(const char *fmt ...);
-void WXDLLEXPORT wxTraceLevel(int level, const char *fmt ...);
+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__
 
 
 #define WXTRACE wxTrace
 #define WXTRACELEVEL wxTraceLevel
 
 #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 WXTRACE TRUE ? (void)0 : wxTrace
 #define WXTRACELEVEL TRUE ? (void)0 : wxTraceLevel