wxImage::Ok() now returns false for images with 0 width or height

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

diff --git a/src/common/object.cpp b/src/common/object.cpp
index ab59919f01fe8e3d3cd44e9eaedce9eda43afeeb..731dd2fdebc3e7b5c054156ac7fd9963ade74492 100644 (file)
--- a/src/common/object.cpp
+++ b/src/common/object.cpp
@@ -42,12 +42,31 @@
 #if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
     // for wxObject::Dump
     #include "wx/ioswrap.h"
+    #if defined(__VISAGECPP__)
+    // help with VA debugging
+        #define DEBUG_PRINTF(NAME)   { static int raz=0; \
+          printf( #NAME " %i\n",raz); fflush(stdout);       \
+           raz++;                                        \
+         }
+    #else
+        #define DEBUG_PRINTF(NAME)
+    #endif
 #endif
 
 wxClassInfo wxObject::sm_classwxObject((wxChar *) wxT("wxObject"), (wxChar *) NULL, (wxChar *) NULL, (int ) sizeof(wxObject), (wxObjectConstructorFn) NULL);
 wxClassInfo* wxClassInfo::sm_first = (wxClassInfo *) NULL;
 wxHashTable* wxClassInfo::sm_classTable = (wxHashTable*) NULL;
 
+#if defined(__WXDEBUG__) && defined(__VISAGECPP__)
+  int wxObject::N = 0;  // total number of objects
+  int wxObject::Nid = 0;// object serial counter
+#endif // __WXDEBUG__
+
+// These are here so we can avoid 'always true/false' warnings
+// by referring to these instead of TRUE/FALSE
+const bool wxTrue = TRUE;
+const bool wxFalse = FALSE;
+
 /*
  * wxWindows root object.
  */
@@ -58,6 +77,12 @@ wxObject::wxObject()
 #if wxUSE_SERIAL
     m_serialObj = (wxObject_Serialize *)NULL;
 #endif
+#if defined(__WXDEBUG__) && defined(__VISAGECPP__)
+    id = Nid++;
+    N++;
+//  {  printf("wxObject %i/%i \t",id,N);
+//  }
+#endif
 }
 
 wxObject::~wxObject()
@@ -67,6 +92,11 @@ wxObject::~wxObject()
     if (m_serialObj)
         delete m_serialObj;
 #endif
+#if defined(__WXDEBUG__) && defined(__VISAGECPP__)
+     N--;
+//  {  printf("~wxObject %i/%i \t",id,N);
+//  }
+#endif  //__WXDEBUG__
 }
 
 /*
@@ -122,14 +152,23 @@ void *wxObject::operator new (size_t size, wxChar * fileName, int lineNum)
     return wxDebugAlloc(size, fileName, lineNum, TRUE);
 }
 
+#if defined(__VISAGECPP__)
+#  if __DEBUG_ALLOC__
+void wxObject::operator delete (void * buf,const char * _fname, size_t _line)
+{
+    wxDebugFree(buf);
+}
+#  endif  //__DEBUG_ALLOC__
+#else
 void wxObject::operator delete (void * buf)
 {
     wxDebugFree(buf);
 }
+#endif // __VISAGECPP__
 
 // VC++ 6.0
 #if defined(__VISUALC__) && (__VISUALC__ >= 1200)
-void wxObject::operator delete(void* pData, char* /* fileName */, int /* lineNum */)
+void wxObject::operator delete(void* pData, wxChar* /* fileName */, int /* lineNum */)
 {
     ::operator delete(pData);
 }
@@ -197,16 +236,6 @@ bool wxClassInfo::IsKindOf(wxClassInfo *info) const
     if (info == NULL)
         return FALSE;
 
-    // For some reason, when making/using a DLL, static data has to be included
-    // in both the DLL and the application. This can lead to duplicate
-    // wxClassInfo objects, so we have to test the name instead of the pointers.
-    // PROBABLY NO LONGER TRUE now I've done DLL creation right.
-    /*
-#if WXMAKINGDLL
-if (GetClassName() && info->GetClassName() && (wxStrcmp(GetClassName(), info->GetClassName()) == 0))
-return TRUE;
-#else
-     */
     if (this == info)
         return TRUE;
 
@@ -243,9 +272,7 @@ void wxClassInfo::InitializeClasses()
         if (info->m_className)
         {
             wxASSERT_MSG( ++nClass < nMaxClasses,
-                          _T("an infinite loop detected - have you used "
-                            "IMPLEMENT_DYNAMIC_CLASS() twice (may be by "
-                            "linking some object module(s) twice)?") );
+                          _T("an infinite loop detected - have you used IMPLEMENT_DYNAMIC_CLASS() twice (may be by linking some object module(s) twice)?") );
 
             sm_classTable->Put(info->m_className, (wxObject *)info);
         }
@@ -273,6 +300,10 @@ void wxClassInfo::CleanUpClasses()
 
 wxObject *wxCreateDynamicObject(const wxChar *name)
 {
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject *wxCreateDynamicObject)
+#endif
+     
     if (wxClassInfo::sm_classTable)
     {
         wxClassInfo *info = (wxClassInfo *)wxClassInfo::sm_classTable->Get(name);
@@ -307,6 +338,10 @@ wxObject* wxCreateStoredObject( wxInputStream &stream )
 
 void wxObject::StoreObject( wxObjectOutputStream& stream )
 {
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject::StoreObject)
+#endif
+     
     wxString obj_name = wxString(GetClassInfo()->GetClassName()) + "_Serialize";
     wxLibrary *lib = wxTheLibraries.LoadLibrary("wxserial");
 
@@ -332,6 +367,10 @@ void wxObject::StoreObject( wxObjectOutputStream& stream )
 
 void wxObject::LoadObject( wxObjectInputStream& stream )
 {
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject::LoadObject)
+#endif
+     
     wxString obj_name = wxString(GetClassInfo()->GetClassName()) + "_Serialize";
     wxLibrary *lib = wxTheLibraries.LoadLibrary("wxserial");
 
@@ -359,7 +398,10 @@ void wxObject::LoadObject( wxObjectInputStream& stream )
 
 void wxObject::Ref(const wxObject& clone)
 {
-    // delete reference to old data
+#if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT
+ DEBUG_PRINTF(wxObject::Ref)
+#endif
+     // delete reference to old data
     UnRef();
     // reference new data
     if (clone.m_refData) {
@@ -391,8 +433,3 @@ wxObjectRefData::wxObjectRefData(void) : m_count(1)
 wxObjectRefData::~wxObjectRefData()
 {
 }
-
-// These are here so we can avoid 'always true/false' warnings
-// by referring to these instead of TRUE/FALSE
-const bool wxTrue = TRUE;
-const bool wxFalse = FALSE;