X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/cc6ceca789f584cf3fc3fc17f6da4b7493ca69bd..bba35861478a26f5d8c756a9a7fa2bbd19a69cb1:/src/common/event.cpp

diff --git a/src/common/event.cpp b/src/common/event.cpp
index a03b9fe1b9..da4b8066bc 100644
--- a/src/common/event.cpp
+++ b/src/common/event.cpp
@@ -45,6 +45,13 @@
 
 #include "wx/thread.h"
 
+#if wxUSE_BASE
+    #include "wx/ptr_scpd.h"
+
+    wxDECLARE_SCOPED_PTR(wxEvent, wxEventPtr)
+    wxDEFINE_SCOPED_PTR(wxEvent, wxEventPtr)
+#endif // wxUSE_BASE
+
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
@@ -1053,6 +1060,7 @@ wxEvtHandler::~wxEvtHandler()
         {
             wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)*it;
 
+#if wxUSE_WEAKREF
             // Remove ourselves from sink destructor notifications
             // (this has usually been been done, in wxTrackable destructor)
             wxEvtHandler *eventSink = entry->m_eventSink;
@@ -1066,6 +1074,7 @@ wxEvtHandler::~wxEvtHandler()
                     delete evtConnRef;
                 }
             }
+#endif // wxUSE_WEAKREF
 
             if (entry->m_callbackUserData)
                 delete entry->m_callbackUserData;
@@ -1167,7 +1176,7 @@ void wxEvtHandler::ProcessPendingEvents()
                  "should have pending events if called" );
 
     wxList::compatibility_iterator node = m_pendingEvents->GetFirst();
-    wxEvent * const event = wx_static_cast(wxEvent *, node->GetData());
+    wxEventPtr event(wx_static_cast(wxEvent *, node->GetData()));
 
     // it's important we remove event from list before processing it, else a
     // nested event loop, for example from a modal dialog, might process the
@@ -1186,8 +1195,6 @@ void wxEvtHandler::ProcessPendingEvents()
     // careful: this object could have been deleted by the event handler
     // executed by the above ProcessEvent() call, so we can't access any fields
     // of this object any more
-
-    delete event;
 }
 
 /*
@@ -1367,8 +1374,9 @@ void wxEvtHandler::Connect( int id, int lastId,
     // Insert at the front of the list so most recent additions are found first
     m_dynamicEvents->Insert( (wxObject*) entry );
 
+#if wxUSE_WEAKREF
     // Make sure we get to know when a sink is destroyed
-    if ( eventSink )
+    if ( eventSink && eventSink != this )
     {
         wxEventConnectionRef *evtConnRef = FindRefInTrackerList(eventSink);
         if ( evtConnRef )
@@ -1376,6 +1384,7 @@ void wxEvtHandler::Connect( int id, int lastId,
         else
             evtConnRef = new wxEventConnectionRef(this, eventSink);
     }
+#endif // wxUSE_WEAKREF
 }
 
 bool wxEvtHandler::Disconnect( int id, int lastId, wxEventType eventType,
@@ -1386,13 +1395,15 @@ bool wxEvtHandler::Disconnect( int id, int lastId, wxEventType eventType,
     if (!m_dynamicEvents)
         return false;
 
+#if wxUSE_WEAKREF
     // Remove connection from tracker node (wxEventConnectionRef)
-    if ( eventSink )
+    if ( eventSink && eventSink != this )
     {
         wxEventConnectionRef *evtConnRef = FindRefInTrackerList(eventSink);
         if ( evtConnRef )
             evtConnRef->DecRef();
     }
+#endif // wxUSE_WEAKREF
 
     wxList::compatibility_iterator node = m_dynamicEvents->GetFirst();
     while (node)
@@ -1484,6 +1495,7 @@ void *wxEvtHandler::DoGetClientData() const
     return m_clientData;
 }
 
+#if wxUSE_WEAKREF
 // A helper to find an wxEventConnectionRef object
 wxEventConnectionRef *
 wxEvtHandler::FindRefInTrackerList(wxEvtHandler *eventSink)
@@ -1523,6 +1535,7 @@ void wxEvtHandler::OnSinkDestroyed( wxEvtHandler *sink )
         node = node_nxt;
     }
 }
+#endif // wxUSE_WEAKREF
 
 #endif // wxUSE_BASE