X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/edf0993cae024ed0e298608184d8dbc0063620af..cd3c2375e6fddd3d478a6776900c21aaeb2d0f08:/src/common/object.cpp

diff --git a/src/common/object.cpp b/src/common/object.cpp
index b3b09abf92..bbbf5350e3 100644
--- a/src/common/object.cpp
+++ b/src/common/object.cpp
@@ -82,7 +82,6 @@ void wxObject::Dump(wxSTD ostream& str)
 #endif
 
 
-
 #ifdef _WX_WANT_NEW_SIZET_WXCHAR_INT
 void *wxObject::operator new ( size_t size, const wxChar *fileName, int lineNum )
 {
@@ -137,6 +136,31 @@ void wxObject::operator delete[] (void * buf, const wxChar*  WXUNUSED(fileName),
 // wxClassInfo
 // ----------------------------------------------------------------------------
 
+wxClassInfo::~wxClassInfo()
+{
+    // remove this object from the linked list of all class infos: if we don't
+    // do it, loading/unloading a DLL containing static wxClassInfo objects is
+    // not going to work
+    if ( this == sm_first )
+    {
+        sm_first = m_next;
+    }
+    else
+    {
+        wxClassInfo *info = sm_first;
+        while (info)
+        {
+            if ( info->m_next == this )
+            {
+                info->m_next = m_next;
+                break;
+            }
+
+            info = info->m_next;
+        }
+    }
+}
+
 wxClassInfo *wxClassInfo::FindClass(const wxChar *className)
 {
     if ( sm_classTable )
@@ -247,9 +271,18 @@ wxObject *wxCreateDynamicObject(const wxChar *name)
 
 
 // ----------------------------------------------------------------------------
-// wxClassInfo
+// wxObject
 // ----------------------------------------------------------------------------
 
+// Initialize ref data from another object (needed for copy constructor and
+// assignment operator)
+void wxObject::InitFrom(const wxObject& other)
+{
+    m_refData = other.m_refData;
+    if ( m_refData )
+        m_refData->m_count++;
+}
+
 void wxObject::Ref(const wxObject& clone)
 {
 #if defined(__WXDEBUG__) || wxUSE_DEBUG_CONTEXT