made wxHeaderColumnBase dtor virtual to avoid gcc warnings

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

diff --git a/include/wx/listbase.h b/include/wx/listbase.h
index a2ca6ce5f2b0616e346bbb224796bf5f2abea4b5..d8738e86ec03e84d6b3e2e0b3977096c45819b46 100644 (file)
--- a/include/wx/listbase.h
+++ b/include/wx/listbase.h
@@ -161,7 +161,7 @@ enum
 // TODO: this should be renamed to wxItemAttr or something general like this
 //       and used as base class for wxTextAttr which duplicates this class
 //       entirely currently
-class WXDLLEXPORT wxListItemAttr
+class WXDLLIMPEXP_CORE wxListItemAttr
 {
 public:
     // ctors
@@ -213,7 +213,7 @@ private:
 // wxListItem: the item or column info, used to exchange data with wxListCtrl
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxListItem : public wxObject
+class WXDLLIMPEXP_CORE wxListItem : public wxObject
 {
 public:
     wxListItem() { Init(); m_attr = NULL; }
@@ -238,17 +238,20 @@ public:
 
     wxListItem& operator=(const wxListItem& item)
     {
-        m_mask = item.m_mask;
-        m_itemId = item.m_itemId;
-        m_col = item.m_col;
-        m_state = item.m_state;
-        m_stateMask = item.m_stateMask;
-        m_text = item.m_text;
-        m_image = item.m_image;
-        m_data = item.m_data;
-        m_format = item.m_format;
-        m_width = item.m_width;
-        m_attr = item.m_attr ? new wxListItemAttr(*item.m_attr) : NULL;
+        if ( &item != this )
+        {
+            m_mask = item.m_mask;
+            m_itemId = item.m_itemId;
+            m_col = item.m_col;
+            m_state = item.m_state;
+            m_stateMask = item.m_stateMask;
+            m_text = item.m_text;
+            m_image = item.m_image;
+            m_data = item.m_data;
+            m_format = item.m_format;
+            m_width = item.m_width;
+            m_attr = item.m_attr ? new wxListItemAttr(*item.m_attr) : NULL;
+        }
 
         return *this;
     }
@@ -371,7 +374,7 @@ private:
 // wxListEvent - the event class for the wxListCtrl notifications
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxListEvent : public wxNotifyEvent
+class WXDLLIMPEXP_CORE wxListEvent : public wxNotifyEvent
 {
 public:
     wxListEvent(wxEventType commandType = wxEVT_NULL, int winid = 0)
@@ -403,7 +406,7 @@ public:
     const wxString& GetLabel() const { return m_item.m_text; }
     const wxString& GetText() const { return m_item.m_text; }
     int GetImage() const { return m_item.m_image; }
-    long GetData() const { return wx_static_cast(long, m_item.m_data); }
+    long GetData() const { return static_cast<long>(m_item.m_data); }
     long GetMask() const { return m_item.m_mask; }
     const wxListItem& GetItem() const { return m_item; }