test Clear() in the sample

[wxWidgets.git] / src / common / memory.cpp

diff --git a/src/common/memory.cpp b/src/common/memory.cpp
index 0bd937ee47a9f5a97fc4bd94c30b5cfdd0600f1f..ae3b6383b52620a8538455ec86648aa873f0e7bd 100644 (file)
--- a/src/common/memory.cpp
+++ b/src/common/memory.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        memory.cpp
+// Name:        src/common/memory.cpp
 // Purpose:     Memory checking implementation
 // Author:      Arthur Seaton, Julian Smart
 // Modified by:
@@ -9,66 +9,44 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "memory.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
-#endif
-
-#ifndef WX_PRECOMP
-#include "wx/defs.h"
+    #pragma hdrstop
 #endif
 
 #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-// #pragma implementation
-#endif
+#include "wx/memory.h"
 
 #ifndef WX_PRECOMP
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/hash.h"
+    #ifdef __WXMSW__
+        #include "wx/msw/wrapwin.h"
+    #endif
+    #include "wx/utils.h"
+    #include "wx/app.h"
+    #include "wx/hash.h"
+    #include "wx/log.h"
 #endif
 
 #if wxUSE_THREADS
-#include "wx/thread.h"
+    #include "wx/thread.h"
 #endif
 
-#include "wx/log.h"
 #include <stdlib.h>
 
 #include "wx/ioswrap.h"
 
 #if !defined(__WATCOMC__) && !(defined(__VMS__) && ( __VMS_VER < 70000000 ) )\
-     && !defined( __MWERKS__ ) && !defined(__SALFORDC__)
+     && !defined( __MWERKS__ )
 #include <memory.h>
 #endif
 
 #include <stdarg.h>
 #include <string.h>
 
-#ifdef __WXMSW__
-#include "wx/msw/wrapwin.h"
-
-#ifdef GetClassInfo
-#undef GetClassInfo
-#endif
-
-#ifdef GetClassName
-#undef GetClassName
-#endif
-
-#endif
-
-#include "wx/memory.h"
-
-#if wxUSE_THREADS && defined(__WXDEBUG__) && !defined(__WXMAC__)
+#if wxUSE_THREADS && defined(__WXDEBUG__)
 #define USE_THREADSAFE_MEMORY_ALLOCATION 1
 #else
 #define USE_THREADSAFE_MEMORY_ALLOCATION 0
@@ -768,14 +746,13 @@ bool wxDebugContext::PrintClasses(void)
   }
 
   int n = 0;
-  wxHashTable::compatibility_iterator node;
-  wxClassInfo *info;
+  const wxClassInfo *info;
 
-  wxClassInfo::sm_classTable->BeginFind();
-  node = wxClassInfo::sm_classTable->Next();
-  while (node)
+  for (wxClassInfo::const_iterator node = wxClassInfo::begin_classinfo(),
+                                    end = wxClassInfo::end_classinfo();
+       node != end; ++node)
   {
-    info = (wxClassInfo *)node->GetData();
+    info = *node;
     if (info->GetClassName())
     {
         wxString msg(info->GetClassName());
@@ -798,7 +775,6 @@ bool wxDebugContext::PrintClasses(void)
 
         wxLogMessage(msg);
     }
-    node = wxClassInfo::sm_classTable->Next();
     n ++;
   }
   wxLogMessage(wxEmptyString);
@@ -892,6 +868,9 @@ public:
     MemoryCriticalSection() {
         memSectionOk = true;
     }
+    ~MemoryCriticalSection() {
+        memSectionOk = false;
+    }
 };
 
 class MemoryCriticalSectionLocker
@@ -910,19 +889,53 @@ private:
     bool m_locked;
 };
 
-MemoryCriticalSection &GetMemLocker()
+static MemoryCriticalSection memLocker;
+
+#endif // USE_THREADSAFE_MEMORY_ALLOCATION
+
+
+#ifdef __WXDEBUG__
+#if !(defined(__WXMSW__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE)))
+#if wxUSE_GLOBAL_MEMORY_OPERATORS
+void * operator new (size_t size, wxChar * fileName, int lineNum)
 {
-    static MemoryCriticalSection memLocker;
-    return memLocker;
+    return wxDebugAlloc(size, fileName, lineNum, false, false);
 }
 
-#endif
+void * operator new (size_t size)
+{
+    return wxDebugAlloc(size, NULL, 0, false);
+}
+
+void operator delete (void * buf)
+{
+    wxDebugFree(buf, false);
+}
+
+#if wxUSE_ARRAY_MEMORY_OPERATORS
+void * operator new[] (size_t size)
+{
+    return wxDebugAlloc(size, NULL, 0, false, true);
+}
+
+void * operator new[] (size_t size, wxChar * fileName, int lineNum)
+{
+    return wxDebugAlloc(size, fileName, lineNum, false, true);
+}
+
+void operator delete[] (void * buf)
+{
+  wxDebugFree(buf, true);
+}
+#endif // wxUSE_ARRAY_MEMORY_OPERATORS
+#endif // wxUSE_GLOBAL_MEMORY_OPERATORS
+#endif // !(defined(__WXMSW__) && (defined(WXUSINGDLL) || defined(WXMAKINGDLL_BASE)))
 
 // TODO: store whether this is a vector or not.
 void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject, bool WXUNUSED(isVect) )
 {
 #if USE_THREADSAFE_MEMORY_ALLOCATION
-  MemoryCriticalSectionLocker lock(GetMemLocker());
+  MemoryCriticalSectionLocker lock(memLocker);
 #endif
 
   // If not in debugging allocation mode, do the normal thing
@@ -982,7 +995,7 @@ void * wxDebugAlloc(size_t size, wxChar * fileName, int lineNum, bool isObject,
 void wxDebugFree(void * buf, bool WXUNUSED(isVect) )
 {
 #if USE_THREADSAFE_MEMORY_ALLOCATION
-  MemoryCriticalSectionLocker lock(GetMemLocker());
+  MemoryCriticalSectionLocker lock(memLocker);
 #endif
 
   if (!buf)
@@ -1028,6 +1041,8 @@ void wxDebugFree(void * buf, bool WXUNUSED(isVect) )
     free((char *)st);
 }
 
+#endif // __WXDEBUG__
+
 // Trace: send output to the current debugging stream
 void wxTrace(const wxChar * ...)
 {
@@ -1106,11 +1121,11 @@ void wxTraceLevel(int, const wxChar * ...)
 }
 
 //----------------------------------------------------------------------------
-// Final cleanup after all global objects in all files have been destructed
+// Final cleanup after all global objects in all files have been destroyed
 //----------------------------------------------------------------------------
 
 // Don't set it to 0 by dynamic initialization
-// Some compilers will realy do the asignment later
+// Some compilers will really do the assignment later
 // All global variables are initialized to 0 at the very beginning, and this is just fine.
 int wxDebugContextDumpDelayCounter::sm_count;
 
@@ -1125,8 +1140,7 @@ void wxDebugContextDumpDelayCounter::DoDump()
 }
 
 // Even if there is nothing else, make sure that there is at
-// least one clenup counter object
+// least one cleanup counter object
 static wxDebugContextDumpDelayCounter wxDebugContextDumpDelayCounter_One;
 
 #endif // (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
-