guard against nullptr

[wxWidgets.git] / src / os2 / listctrl.cpp

diff --git a/src/os2/listctrl.cpp b/src/os2/listctrl.cpp
index 648f43ed62ba0b0c2c7300e951955579ea012e55..cf9a922745ad94eb873bce1ba172f293bfcf90e7 100644 (file)
--- a/src/os2/listctrl.cpp
+++ b/src/os2/listctrl.cpp
@@ -106,7 +106,7 @@ typedef struct _MYRECORD
 // Problem:
 //  The MSW version had problems with SetTextColour() et al as the
 //  CListItemAttr's were stored keyed on the item index. If a item was
-//  inserted anywhere but the end of the list the the text attributes
+//  inserted anywhere but the end of the list the text attributes
 //  (colour etc) for the following items were out of sync.
 //
 // Solution:
@@ -140,8 +140,7 @@ public:
 
     ~CListItemInternalData()
     {
-        delete m_pAttr;
-        m_pAttr = NULL;
+        wxDELETE(m_pAttr);
     }
 
     wxListItemAttr*                 m_pAttr;
@@ -702,7 +701,7 @@ void ConvertToOS2ListItem (
                     break;
 
                 default:
-                    wxFAIL_MSG( _T("wxOS2 does not support more than 10 columns in REPORT view") );
+                    wxFAIL_MSG( wxT("wxOS2 does not support more than 10 columns in REPORT view") );
                     break;
             }
         }
@@ -774,13 +773,6 @@ void ConvertToOS2ListCol (
     pField->offStruct = 0;
 } // end of ConvertToOS2ListCol
 
-
-IMPLEMENT_DYNAMIC_CLASS(wxListCtrl, wxControl)
-IMPLEMENT_DYNAMIC_CLASS(wxListView, wxListCtrl)
-IMPLEMENT_DYNAMIC_CLASS(wxListItem, wxObject)
-
-IMPLEMENT_DYNAMIC_CLASS(wxListEvent, wxNotifyEvent)
-
 BEGIN_EVENT_TABLE(wxListCtrl, wxControl)
     EVT_PAINT(wxListCtrl::OnPaint)
 END_EVENT_TABLE()
@@ -965,8 +957,7 @@ wxListCtrl::~wxListCtrl ()
     {
         m_pTextCtrl->SetHWND(0);
         m_pTextCtrl->UnsubclassWin();
-        delete m_pTextCtrl;
-        m_pTextCtrl = NULL;
+        wxDELETE(m_pTextCtrl);
     }
 
     if (m_bOwnsImageListNormal)
@@ -1464,7 +1455,7 @@ bool wxListCtrl::SetItemImage (
 bool wxListCtrl::SetItemColumnImage (
   long                              lItem
 , long                              lColumn
-, int                               nImage
+, int                               nImage)
 {
     wxListItem                      vInfo;
 
@@ -1519,9 +1510,9 @@ long wxListCtrl::GetItemData (
 } // end of wxListCtrl::GetItemData
 
 // Sets the item data
-bool wxListCtrl::SetItemData (
+bool wxListCtrl::SetItemPtrData (
   long                              lItem
-, long                              lData
+, wxUIntPtr                         lData
 )
 {
     wxListItem                      vInfo;
@@ -1530,7 +1521,7 @@ bool wxListCtrl::SetItemData (
     vInfo.m_itemId = lItem;
     vInfo.m_data   = lData;
     return SetItem(vInfo);
-} // end of wxListCtrl::SetItemData
+} // end of wxListCtrl::SetItemPtrData
 
 // Gets the item rectangle
 bool wxListCtrl::GetItemRect ( long lItem,
@@ -2220,7 +2211,7 @@ long wxListCtrl::InsertItem (
   wxListItem&                       rInfo
 )
 {
-    wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual controls") );
+    wxASSERT_MSG( !IsVirtual(), wxT("can't be used with virtual controls") );
 
     PFIELDINFO                      pFieldInfo = FindOS2ListFieldByColNum ( GetHWND()
                                                                            ,rInfo.GetColumn()
@@ -2256,7 +2247,7 @@ long wxListCtrl::InsertItem (
     vInsert.fInvalidateRecord = TRUE;
 
     //
-    // Check wether we need to allocate our internal data
+    // Check whether we need to allocate our internal data
     //
     bool                            bNeedInternalData = ((rInfo.GetMask() & wxLIST_MASK_DATA) ||
                                                           rInfo.HasAttributes()
@@ -2440,7 +2431,7 @@ bool wxListCtrl::SortItems ( wxListCtrlCompare fn, long lData )
                       ,(PVOID)&vInternalData
                      ))
     {
-        wxLogDebug(_T("CM_SORTRECORD failed"));
+        wxLogDebug(wxT("CM_SORTRECORD failed"));
         return false;
     }
     return true;
@@ -2573,7 +2564,7 @@ wxString wxListCtrl::OnGetItemText (
 {
     // this is a pure virtual function, in fact - which is not really pure
     // because the controls which are not virtual don't need to implement it
-    wxFAIL_MSG( _T("not supposed to be called") );
+    wxFAIL_MSG( wxT("not supposed to be called") );
     return wxEmptyString;
 } // end of wxListCtrl::OnGetItemText
 
@@ -2582,7 +2573,7 @@ int wxListCtrl::OnGetItemImage (
 ) const
 {
     // same as above
-    wxFAIL_MSG( _T("not supposed to be called") );
+    wxFAIL_MSG( wxT("not supposed to be called") );
     return -1;
 } // end of wxListCtrl::OnGetItemImage
 
@@ -2602,7 +2593,7 @@ wxListItemAttr* wxListCtrl::OnGetItemAttr (
 ) const
 {
     wxASSERT_MSG( lItem >= 0 && lItem < GetItemCount(),
-                  _T("invalid item index in OnGetItemAttr()") );
+                  wxT("invalid item index in OnGetItemAttr()") );
 
     //
     // No attributes by default
@@ -2614,7 +2605,7 @@ void wxListCtrl::SetItemCount (
   long                              lCount
 )
 {
-    wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") );
+    wxASSERT_MSG( IsVirtual(), wxT("this is for virtual controls only") );
 
     //
     // Cannot explicitly set the record count in OS/2
@@ -2750,7 +2741,7 @@ MRESULT wxListCtrl::OS2WindowProc( WXUINT uMsg,
                     //
             }
             vEvent.SetEventType(vEventType);
-            bProcessed = GetEventHandler()->ProcessEvent(vEvent);
+            bProcessed = HandleWindowEvent(vEvent);
             break;
     }
     if (!bProcessed)