]> git.saurik.com Git - wxWidgets.git/blobdiff - src/os2/listbox.cpp
Avoid clash with control container event handlers
[wxWidgets.git] / src / os2 / listbox.cpp
index d5e6bc01faabc46c5965616ce55af30acfcbe02b..334fd18f48bfff955857d7c7ef9f2ed13112f8ed 100644 (file)
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
-#include "wx/window.h"
-#include "wx/os2/private.h"
+#if wxUSE_LISTBOX
 
 
-#ifndef WX_PRECOMP
 #include "wx/listbox.h"
 #include "wx/listbox.h"
-#include "wx/settings.h"
-#include "wx/brush.h"
-#include "wx/font.h"
-#include "wx/dc.h"
-#include "wx/dcscreen.h"
-#include "wx/utils.h"
-#include "wx/scrolwin.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/dynarray.h"
+    #include "wx/settings.h"
+    #include "wx/brush.h"
+    #include "wx/font.h"
+    #include "wx/dc.h"
+    #include "wx/dcscreen.h"
+    #include "wx/utils.h"
+    #include "wx/scrolwin.h"
+    #include "wx/log.h"
+    #include "wx/window.h"
 #endif
 
 #endif
 
+#include "wx/os2/private.h"
+
 #define INCL_M
 #include <os2.h>
 
 #define INCL_M
 #include <os2.h>
 
-#include "wx/dynarray.h"
-#include "wx/log.h"
-
-#if wxUSE_LISTBOX
-
 #if wxUSE_OWNER_DRAWN
     #include  "wx/ownerdrw.h"
 #endif
 
 #if wxUSE_OWNER_DRAWN
     #include  "wx/ownerdrw.h"
 #endif
 
-  IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControlWithItems)
 
 // ============================================================================
 // list box item declaration and implementation
 
 // ============================================================================
 // list box item declaration and implementation
@@ -100,17 +100,15 @@ bool wxListBox::Create(
                   lStyle, rValidator, rsName);
 }
 
                   lStyle, rValidator, rsName);
 }
 
-bool wxListBox::Create(
-  wxWindow*                         pParent
-, wxWindowID                        vId
-, const wxPoint&                    rPos
-, const wxSize&                     rSize
-, int                               n
-, const wxString                    asChoices[]
-, long                              lStyle
-, const wxValidator&                rValidator
-, const wxString&                   rsName
-)
+bool wxListBox::Create( wxWindow* pParent,
+                        wxWindowID vId,
+                        const wxPoint& rPos,
+                        const wxSize& rSize,
+                        int n,
+                        const wxString asChoices[],
+                        long lStyle,
+                        const wxValidator& rValidator,
+                        const wxString& rsName )
 {
     m_nNumItems = 0;
     m_hWnd      = 0;
 {
     m_nNumItems = 0;
     m_hWnd      = 0;
@@ -227,7 +225,7 @@ bool wxListBox::Create(
 wxListBox::~wxListBox()
 {
 #if wxUSE_OWNER_DRAWN
 wxListBox::~wxListBox()
 {
 #if wxUSE_OWNER_DRAWN
-    size_t                          lUiCount = m_aItems.Count();
+    size_t lUiCount = m_aItems.Count();
 
     while (lUiCount-- != 0)
     {
 
     while (lUiCount-- != 0)
     {
@@ -246,130 +244,86 @@ void wxListBox::SetupColours()
 // implementation of wxListBoxBase methods
 // ----------------------------------------------------------------------------
 
 // implementation of wxListBoxBase methods
 // ----------------------------------------------------------------------------
 
-void wxListBox::DoSetFirstItem(
-  int                               N
-)
+void wxListBox::DoSetFirstItem(int N)
 {
 {
-    wxCHECK_RET( N >= 0 && N < m_nNumItems,
+    wxCHECK_RET( IsValid(N),
                  wxT("invalid index in wxListBox::SetFirstItem") );
 
     ::WinSendMsg(GetHwnd(), LM_SETTOPINDEX, MPFROMLONG(N), (MPARAM)0);
 } // end of wxListBox::DoSetFirstItem
 
                  wxT("invalid index in wxListBox::SetFirstItem") );
 
     ::WinSendMsg(GetHwnd(), LM_SETTOPINDEX, MPFROMLONG(N), (MPARAM)0);
 } // end of wxListBox::DoSetFirstItem
 
-void wxListBox::Delete(
-  int                               N
-)
+void wxListBox::DoDeleteOneItem(unsigned int n)
 {
 {
-    wxCHECK_RET( N >= 0 && N < m_nNumItems,
+    wxCHECK_RET( IsValid(n),
                  wxT("invalid index in wxListBox::Delete") );
 
 #if wxUSE_OWNER_DRAWN
                  wxT("invalid index in wxListBox::Delete") );
 
 #if wxUSE_OWNER_DRAWN
-    delete m_aItems[N];
-    m_aItems.RemoveAt(N);
-#else // !wxUSE_OWNER_DRAWN
-    if (HasClientObjectData())
-    {
-        delete GetClientObject(N);
-    }
+    delete m_aItems[n];
+    m_aItems.RemoveAt(n);
 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
 
 #endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
 
-    ::WinSendMsg(GetHwnd(), LM_DELETEITEM, (MPARAM)N, (MPARAM)0);
+    ::WinSendMsg(GetHwnd(), LM_DELETEITEM, (MPARAM)n, (MPARAM)0);
     m_nNumItems--;
 } // end of wxListBox::DoSetFirstItem
 
     m_nNumItems--;
 } // end of wxListBox::DoSetFirstItem
 
-int wxListBox::DoAppend(
-  const wxString&                   rsItem
-)
+int wxListBox::DoInsertItems(const wxArrayStringsAdapter & items,
+                             unsigned int pos,
+                             void **clientData,
+                             wxClientDataType type)
 {
 {
-    long                            lIndex = 0;
-    LONG                            lIndexType = 0;
+    long lIndex = 0;
+    LONG lIndexType = 0;
+    bool incrementPos = false;
 
 
-    if (m_windowStyle & wxLB_SORT)
+    if (IsSorted())
         lIndexType = LIT_SORTASCENDING;
         lIndexType = LIT_SORTASCENDING;
-    else
+    else if (pos == GetCount())
         lIndexType = LIT_END;
         lIndexType = LIT_END;
-    lIndex = (long)::WinSendMsg(GetHwnd(), LM_INSERTITEM, (MPARAM)lIndexType, (MPARAM)rsItem.c_str());
-    m_nNumItems++;
-
-#if wxUSE_OWNER_DRAWN
-    if (m_windowStyle & wxLB_OWNERDRAW)
+    else
     {
     {
-        wxOwnerDrawn*               pNewItem = CreateItem(lIndex); // dummy argument
-        wxScreenDC                  vDc;
-
-
-        pNewItem->SetName(rsItem);
-        m_aItems.Insert(pNewItem, lIndex);
-        ::WinSendMsg(GetHwnd(), LM_SETITEMHANDLE, (MPARAM)lIndex, MPFROMP(pNewItem));
-        pNewItem->SetFont(GetFont());
+        lIndexType = (LONG)pos;
+        incrementPos = true;
     }
     }
-#endif
-    return (int)lIndex;
-} // end of wxListBox::DoAppend
 
 
-void wxListBox::DoSetItems(
-  const wxArrayString&              raChoices
-, void**                            ppClientData
-)
-{
-    BOOL                            bHideAndShow = IsShown();
-    int                             i;
-    LONG                            lIndexType = 0;
+    int n = wxNOT_FOUND;
 
 
-    if (bHideAndShow)
-    {
-        ::WinShowWindow(GetHwnd(), FALSE);
-    }
-    ::WinSendMsg(GetHwnd(), LM_DELETEALL, (MPARAM)0, (MPARAM)0);
-    m_nNumItems = raChoices.GetCount();
-    for (i = 0; i < m_nNumItems; i++)
+    unsigned int count = items.GetCount();
+    for (unsigned int i = 0; i < count; i++)
     {
     {
-
-        if (m_windowStyle & wxLB_SORT)
-            lIndexType = LIT_SORTASCENDING;
-        else
-            lIndexType = LIT_END;
-        ::WinSendMsg(GetHwnd(), LM_INSERTITEM, (MPARAM)lIndexType, (MPARAM)raChoices[i].c_str());
-
-        if (ppClientData)
+        n = (int)::WinSendMsg(GetHwnd(), LM_INSERTITEM, (MPARAM)lIndexType, (MPARAM)items[i].wx_str());
+        if (n < 0)
         {
         {
-#if wxUSE_OWNER_DRAWN
-            wxASSERT_MSG(ppClientData[i] == NULL,
-                         wxT("Can't use client data with owner-drawn listboxes"));
-#else // !wxUSE_OWNER_DRAWN
-            ::WinSendMsg(WinUtil_GetHwnd(), LM_SETITEMHANDLE, MPFROMLONG(lCount), MPFROMP(ppClientData[i]));
-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
+            wxLogLastError(_T("WinSendMsg(LM_INSERTITEM)"));
+            n = wxNOT_FOUND;
+            break;
         }
         }
-    }
+        ++m_nNumItems;
 
 #if wxUSE_OWNER_DRAWN
 
 #if wxUSE_OWNER_DRAWN
-    if ( m_windowStyle & wxLB_OWNERDRAW )
-    {
-        //
-        // First delete old items
-        //
-        WX_CLEAR_ARRAY(m_aItems);
-
-        //
-        // Then create new ones
-        //
-        for (size_t ui = 0; ui < (size_t)m_nNumItems; ui++)
+        if (HasFlag(wxLB_OWNERDRAW))
         {
         {
-            wxOwnerDrawn*           pNewItem = CreateItem(ui);
-
-            pNewItem->SetName(raChoices[ui]);
-            m_aItems.Add(pNewItem);
-            ::WinSendMsg(GetHwnd(), LM_SETITEMHANDLE, MPFROMLONG(ui), MPFROMP(pNewItem));
+            wxOwnerDrawn*               pNewItem = CreateItem(n); // dummy argument
+            wxScreenDC                  vDc; // FIXME: is it really needed here?
+    
+            pNewItem->SetName(items[i]);
+            m_aItems.Insert(pNewItem, n);
+            ::WinSendMsg(GetHwnd(), LM_SETITEMHANDLE, (MPARAM)n, MPFROMP(pNewItem));
+            pNewItem->SetFont(GetFont());
         }
         }
+#endif
+        AssignNewItemClientData(n, clientData, i, type);
+
+        if (incrementPos)
+            ++lIndexType;
     }
     }
-#endif // wxUSE_OWNER_DRAWN
-    ::WinShowWindow(GetHwnd(), TRUE);
-} // end of wxListBox::DoSetItems
 
 
-void wxListBox::Clear()
+    return n;
+} // end of wxListBox::DoInsertAppendItemsWithData
+
+void wxListBox::DoClear()
 {
 #if wxUSE_OWNER_DRAWN
 {
 #if wxUSE_OWNER_DRAWN
-    size_t                          lUiCount = m_aItems.Count();
+    unsigned int lUiCount = m_aItems.Count();
 
     while (lUiCount-- != 0)
     {
 
     while (lUiCount-- != 0)
     {
@@ -377,26 +331,15 @@ void wxListBox::Clear()
     }
 
     m_aItems.Clear();
     }
 
     m_aItems.Clear();
-#else // !wxUSE_OWNER_DRAWN
-    if (HasClientObjectData())
-    {
-        for (size_t n = 0; n < (size_t)m_lNumItems; n++)
-        {
-            delete GetClientObject(n);
-        }
-    }
-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
+#endif // wxUSE_OWNER_DRAWN
     ::WinSendMsg(GetHwnd(), LM_DELETEALL, (MPARAM)0, (MPARAM)0);
 
     m_nNumItems = 0;
 } // end of wxListBox::Clear
 
     ::WinSendMsg(GetHwnd(), LM_DELETEALL, (MPARAM)0, (MPARAM)0);
 
     m_nNumItems = 0;
 } // end of wxListBox::Clear
 
-void wxListBox::DoSetSelection(
-  int                               N
-, bool                              bSelect
-)
+void wxListBox::DoSetSelection( int N, bool bSelect)
 {
 {
-    wxCHECK_RET( N >= 0 && N < m_nNumItems,
+    wxCHECK_RET( IsValid(N),
                  wxT("invalid index in wxListBox::SetSelection") );
     ::WinSendMsg( GetHwnd()
                  ,LM_SELECTITEM
                  wxT("invalid index in wxListBox::SetSelection") );
     ::WinSendMsg( GetHwnd()
                  ,LM_SELECTITEM
@@ -407,11 +350,9 @@ void wxListBox::DoSetSelection(
         Refresh();
 } // end of wxListBox::SetSelection
 
         Refresh();
 } // end of wxListBox::SetSelection
 
-bool wxListBox::IsSelected(
-  int                               N
-) const
+bool wxListBox::IsSelected( int N ) const
 {
 {
-    wxCHECK_MSG( N >= 0 && N < m_nNumItems, false,
+    wxCHECK_MSG( IsValid(N), false,
                  wxT("invalid index in wxListBox::Selected") );
 
     LONG                            lItem;
                  wxT("invalid index in wxListBox::Selected") );
 
     LONG                            lItem;
@@ -430,39 +371,17 @@ bool wxListBox::IsSelected(
     return (lItem == (LONG)N && lItem != LIT_NONE);
 } // end of wxListBox::IsSelected
 
     return (lItem == (LONG)N && lItem != LIT_NONE);
 } // end of wxListBox::IsSelected
 
-wxClientData* wxListBox::DoGetItemClientObject(
-  int                               n
-) const
-{
-    return (wxClientData *)DoGetItemClientData(n);
-}
-
-void* wxListBox::DoGetItemClientData(
-  int                               n
-) const
+void* wxListBox::DoGetItemClientData(unsigned int n) const
 {
 {
-    wxCHECK_MSG( n >= 0 && n < m_nNumItems, NULL,
+    wxCHECK_MSG( IsValid(n), NULL,
                  wxT("invalid index in wxListBox::GetClientData") );
 
     return((void *)::WinSendMsg(GetHwnd(), LM_QUERYITEMHANDLE, MPFROMLONG(n), (MPARAM)0));
 } // end of wxListBox::DoGetItemClientData
 
                  wxT("invalid index in wxListBox::GetClientData") );
 
     return((void *)::WinSendMsg(GetHwnd(), LM_QUERYITEMHANDLE, MPFROMLONG(n), (MPARAM)0));
 } // end of wxListBox::DoGetItemClientData
 
-void wxListBox::DoSetItemClientObject(
-  int                               n
-, wxClientData*                     pClientData
-)
-{
-    DoSetItemClientData( n
-                        ,pClientData
-                       );
-} // end of wxListBox::DoSetItemClientObject
-
-void wxListBox::DoSetItemClientData(
-  int                               n
-, void*                             pClientData
-)
+void wxListBox::DoSetItemClientData(unsigned int n, void* pClientData)
 {
 {
-    wxCHECK_RET( n >= 0 && n < m_nNumItems,
+    wxCHECK_RET( IsValid(n),
                  wxT("invalid index in wxListBox::SetClientData") );
 
 #if wxUSE_OWNER_DRAWN
                  wxT("invalid index in wxListBox::SetClientData") );
 
 #if wxUSE_OWNER_DRAWN
@@ -486,8 +405,8 @@ bool wxListBox::HasMultipleSelection() const
 
 int wxListBox::GetSelections( wxArrayInt& raSelections ) const
 {
 
 int wxListBox::GetSelections( wxArrayInt& raSelections ) const
 {
-    int                             nCount = 0;
-    LONG                            lItem;
+    int  nCount = 0;
+    LONG lItem;
 
 
     raSelections.Empty();
 
 
     raSelections.Empty();
@@ -561,126 +480,85 @@ int wxListBox::GetSelection() const
                      ));
 } // end of wxListBox::GetSelection
 
                      ));
 } // end of wxListBox::GetSelection
 
-wxString wxListBox::GetString(
-  int                               N
-) const
+wxString wxListBox::GetString(unsigned int n) const
 {
 {
-    LONG                            lLen = 0;
-    wxChar*                         zBuf;
-    wxString                        sResult;
+    LONG     lLen = 0;
+    wxChar*  zBuf;
+    wxString sResult;
 
 
-    wxCHECK_MSG( N >= 0 && N < m_nNumItems, wxEmptyString,
+    wxCHECK_MSG( IsValid(n), wxEmptyString,
                  wxT("invalid index in wxListBox::GetClientData") );
 
                  wxT("invalid index in wxListBox::GetClientData") );
 
-    lLen = LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXTLENGTH, (MPARAM)N, (MPARAM)0));
+    lLen = LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXTLENGTH, (MPARAM)n, (MPARAM)0));
     zBuf = new wxChar[lLen + 1];
     zBuf = new wxChar[lLen + 1];
-    ::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXT, MPFROM2SHORT((SHORT)N, (SHORT)lLen), (MPARAM)zBuf);
+    ::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXT, MPFROM2SHORT((SHORT)n, (SHORT)lLen), (MPARAM)zBuf);
     zBuf[lLen] = '\0';
     sResult = zBuf;
     delete [] zBuf;
     return sResult;
 } // end of wxListBox::GetString
 
     zBuf[lLen] = '\0';
     sResult = zBuf;
     delete [] zBuf;
     return sResult;
 } // end of wxListBox::GetString
 
-void wxListBox::DoInsertItems(
-  const wxArrayString&              asItems
-, int                               nPos
-)
-{
-    wxCHECK_RET( nPos >= 0 && nPos <= m_nNumItems,
-                 wxT("invalid index in wxListBox::InsertItems") );
-
-    int                             nItems = asItems.GetCount();
-
-    for (int i = 0; i < nItems; i++)
-    {
-        int                         nIndex = (int)::WinSendMsg( GetHwnd()
-                                                               ,LM_INSERTITEM
-                                                               ,MPFROMLONG((LONG)(i + nPos))
-                                                               ,(MPARAM)asItems[i].c_str()
-                                                              );
-
-        wxOwnerDrawn*               pNewItem = CreateItem(nIndex);
-
-        pNewItem->SetName(asItems[i]);
-        pNewItem->SetFont(GetFont());
-        m_aItems.Insert(pNewItem, nIndex);
-        ::WinSendMsg( GetHwnd()
-                     ,LM_SETITEMHANDLE
-                     ,(MPARAM)((LONG)nIndex)
-                     ,MPFROMP(pNewItem)
-                    );
-        m_nNumItems += nItems;
-    }
-} // end of wxListBox::DoInsertItems
-
-void wxListBox::SetString(
-  int                               N
-, const wxString&                   rsString
-)
+void wxListBox::SetString(unsigned int n, const wxString& rsString)
 {
 {
-    wxCHECK_RET( N >= 0 && N < m_nNumItems,
+    wxCHECK_RET( IsValid(n),
                  wxT("invalid index in wxListBox::SetString") );
 
     //
     // Remember the state of the item
     //
                  wxT("invalid index in wxListBox::SetString") );
 
     //
     // Remember the state of the item
     //
-    bool                            bWasSelected = IsSelected(N);
-    void*                           pOldData = NULL;
-    wxClientData*                   pOldObjData = NULL;
+    bool           bWasSelected = IsSelected(n);
+    void*          pOldData = NULL;
+    wxClientData*  pOldObjData = NULL;
 
     if (m_clientDataItemsType == wxClientData_Void)
 
     if (m_clientDataItemsType == wxClientData_Void)
-        pOldData = GetClientData(N);
+        pOldData = GetClientData(n);
     else if (m_clientDataItemsType == wxClientData_Object)
     else if (m_clientDataItemsType == wxClientData_Object)
-        pOldObjData = GetClientObject(N);
+        pOldObjData = GetClientObject(n);
 
     //
     // Delete and recreate it
     //
     ::WinSendMsg( GetHwnd()
                  ,LM_DELETEITEM
 
     //
     // Delete and recreate it
     //
     ::WinSendMsg( GetHwnd()
                  ,LM_DELETEITEM
-                 ,(MPARAM)N
+                 ,(MPARAM)n
                  ,(MPARAM)0
                 );
 
                  ,(MPARAM)0
                 );
 
-    int                             nNewN = N;
+    int nNewN = n;
 
 
-    if (N == m_nNumItems - 1)
+    if (n == (m_nNumItems - 1))
         nNewN = -1;
 
     ::WinSendMsg( GetHwnd()
                  ,LM_INSERTITEM
                  ,(MPARAM)nNewN
         nNewN = -1;
 
     ::WinSendMsg( GetHwnd()
                  ,LM_INSERTITEM
                  ,(MPARAM)nNewN
-                 ,(MPARAM)rsString.c_str()
+                 ,(MPARAM)rsString.wx_str()
                 );
 
     //
     // Restore the client data
     //
     if (pOldData)
                 );
 
     //
     // Restore the client data
     //
     if (pOldData)
-        SetClientData( N
-                      ,pOldData
-                     );
+        SetClientData(n, pOldData);
     else if (pOldObjData)
     else if (pOldObjData)
-        SetClientObject( N
-                        ,pOldObjData
-                       );
+        SetClientObject(n, pOldObjData);
 
     //
     // We may have lost the selection
     //
     if (bWasSelected)
 
     //
     // We may have lost the selection
     //
     if (bWasSelected)
-        Select(N);
+        Select(n);
 
 #if wxUSE_OWNER_DRAWN
     if (m_windowStyle & wxLB_OWNERDRAW)
         //
         // Update item's text
         //
 
 #if wxUSE_OWNER_DRAWN
     if (m_windowStyle & wxLB_OWNERDRAW)
         //
         // Update item's text
         //
-        m_aItems[N]->SetName(rsString);
+        m_aItems[n]->SetName(rsString);
 #endif  //USE_OWNER_DRAWN
 } // end of wxListBox::SetString
 
 #endif  //USE_OWNER_DRAWN
 } // end of wxListBox::SetString
 
-int wxListBox::GetCount() const
+unsigned int wxListBox::GetCount() const
 {
     return m_nNumItems;
 }
 {
     return m_nNumItems;
 }
@@ -694,20 +572,17 @@ wxSize wxListBox::DoGetBestSize() const
     //
     // Find the widest string
     //
     //
     // Find the widest string
     //
-    int                             nLine;
-    int                             nListbox = 0;
-    int                             nCx;
-    int                             nCy;
-    wxFont                          vFont = (wxFont)GetFont();
+    int        nLine;
+    int        nListbox = 0;
+    int        nCx;
+    int        nCy;
+    wxFont     vFont = (wxFont)GetFont();
 
 
-    for (int i = 0; i < m_nNumItems; i++)
+    for (unsigned int i = 0; i < m_nNumItems; i++)
     {
     {
-        wxString                    vStr(GetString(i));
+        wxString vStr(GetString(i));
 
 
-        GetTextExtent( vStr
-                      ,&nLine
-                      ,NULL
-                     );
+        GetTextExtent( vStr, &nLine, NULL );
         if (nLine > nListbox)
             nListbox = nLine;
     }
         if (nLine > nListbox)
             nListbox = nLine;
     }
@@ -729,7 +604,7 @@ wxSize wxListBox::DoGetBestSize() const
                  );
     nListbox += 3 * nCx;
 
                  );
     nListbox += 3 * nCx;
 
-    int                             hListbox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(nCy) * (wxMax(m_nNumItems, 7));
+    int hListbox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(nCy) * (wxMax(m_nNumItems, 7));
 
     return wxSize( nListbox
                   ,hListbox
 
     return wxSize( nListbox
                   ,hListbox
@@ -767,9 +642,9 @@ bool wxListBox::OS2Command(
 
     vEvent.SetEventObject(this);
 
 
     vEvent.SetEventObject(this);
 
-    wxArrayInt                      aSelections;
-    int                             n;
-    int                             nCount = GetSelections(aSelections);
+    wxArrayInt aSelections;
+    int        n;
+    int        nCount = GetSelections(aSelections);
 
     if (nCount > 0)
     {
 
     if (nCount > 0)
     {
@@ -800,9 +675,7 @@ bool wxListBox::OS2Command(
 //
 #define OWNER_DRAWN_LISTBOX_EXTRA_SPACE    (1)
 
 //
 #define OWNER_DRAWN_LISTBOX_EXTRA_SPACE    (1)
 
-long wxListBox::OS2OnMeasure(
-  WXMEASUREITEMSTRUCT*              pItem
-)
+long wxListBox::OS2OnMeasure(WXMEASUREITEMSTRUCT* pItem)
 {
     if (!pItem)
         pItem = (WXMEASUREITEMSTRUCT*)new OWNERITEM;
 {
     if (!pItem)
         pItem = (WXMEASUREITEMSTRUCT*)new OWNERITEM;
@@ -944,4 +817,4 @@ bool wxListBox::OS2OnDraw (
 
 #endif // ndef for wxUSE_OWNER_DRAWN
 
 
 #endif // ndef for wxUSE_OWNER_DRAWN
 
-#endif // ndef for wxUSE_LISTBOX
+#endif // wxUSE_LISTBOX