removed warnings about using the deprecated functions and replaced untyped

[wxWidgets.git] / src / msw / listbox.cpp

diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp
index 985187379eef99e368c858b3e9346cce028dfdf1..59aeac9eea7556e5f929845278655119dc6449a5 100644 (file)
--- a/src/msw/listbox.cpp
+++ b/src/msw/listbox.cpp
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////////////////////

-// Name:        listbox.cpp
+// Name:        src/msw/listbox.cpp

 // Purpose:     wxListBox
 // Author:      Julian Smart
 // Modified by: Vadim Zeitlin (owner drawn stuff)
 // Purpose:     wxListBox
 // Author:      Julian Smart
 // Modified by: Vadim Zeitlin (owner drawn stuff)


@@ -20,8 +20,7 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

-#include "wx/window.h"
-#include "wx/msw/private.h"
+#if wxUSE_LISTBOX

 
 #ifndef WX_PRECOMP
 #include "wx/listbox.h"
 
 #ifndef WX_PRECOMP
 #include "wx/listbox.h"


@@ -32,13 +31,10 @@
 #include "wx/utils.h"
 #endif
 
 #include "wx/utils.h"
 #endif
 

-#include <windowsx.h>
+#include "wx/window.h"
+#include "wx/msw/private.h"

 
 

-#ifdef __WXWINE__
-  #if defined(GetWindowStyle)
-    #undef GetWindowStyle
-  #endif
-#endif
+#include <windowsx.h>

 
 #include "wx/dynarray.h"
 #include "wx/log.h"
 
 #include "wx/dynarray.h"
 #include "wx/log.h"


@@ -48,43 +44,12 @@
 #endif
 
 #ifndef __TWIN32__
 #endif
 
 #ifndef __TWIN32__

-    #if defined(__GNUWIN32__)
-        #ifndef wxUSE_NORLANDER_HEADERS
-            #include <wx/msw/gnuwin32/extra.h>
-        #endif
+    #ifdef __GNUWIN32_OLD__
+        #include "wx/msw/gnuwin32/extra.h"

     #endif
 #endif
 
     #endif
 #endif
 

-#ifdef __WXWINE__
-  #ifndef ListBox_SetItemData
-    #define ListBox_SetItemData(hwndCtl, index, data) \
-      ((int)(DWORD)SendMessage((hwndCtl), LB_SETITEMDATA, (WPARAM)(int)(index), (LPARAM)(data)))
-  #endif
-  #ifndef ListBox_GetHorizontalExtent
-    #define ListBox_GetHorizontalExtent(hwndCtl) \
-      ((int)(DWORD)SendMessage((hwndCtl), LB_GETHORIZONTALEXTENT, 0L, 0L))
-  #endif
-  #ifndef ListBox_GetSelCount
-    #define ListBox_GetSelCount(hwndCtl) \
-      ((int)(DWORD)SendMessage((hwndCtl), LB_GETSELCOUNT, 0L, 0L))
-  #endif
-  #ifndef ListBox_GetSelItems
-    #define ListBox_GetSelItems(hwndCtl, cItems, lpItems) \
-      ((int)(DWORD)SendMessage((hwndCtl), LB_GETSELITEMS, (WPARAM)(int)(cItems), (LPARAM)(int *)(lpItems)))
-  #endif
-  #ifndef ListBox_GetTextLen
-    #define ListBox_GetTextLen(hwndCtl, index) \
-      ((int)(DWORD)SendMessage((hwndCtl), LB_GETTEXTLEN, (WPARAM)(int)(index), 0L))
-  #endif
-  #ifndef ListBox_GetText
-    #define ListBox_GetText(hwndCtl, index, lpszBuffer) \
-      ((int)(DWORD)SendMessage((hwndCtl), LB_GETTEXT, (WPARAM)(int)(index), (LPARAM)(LPCTSTR)(lpszBuffer)))
-  #endif
-#endif
-
-#if !USE_SHARED_LIBRARY

     IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
     IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)

-#endif

 
 // ============================================================================
 // list box item declaration and implementation
 
 // ============================================================================
 // list box item declaration and implementation


@@ -95,7 +60,7 @@
 class wxListBoxItem : public wxOwnerDrawn
 {
 public:
 class wxListBoxItem : public wxOwnerDrawn
 {
 public:

-    wxListBoxItem(const wxString& str = "");
+    wxListBoxItem(const wxString& str = wxEmptyString);

 };
 
 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
 };
 
 wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)


@@ -104,7 +69,7 @@ wxListBoxItem::wxListBoxItem(const wxString& str) : wxOwnerDrawn(str, FALSE)
     SetMarginWidth(0);
 }
 
     SetMarginWidth(0);
 }
 

-wxOwnerDrawn *wxListBox::CreateItem(size_t n)
+wxOwnerDrawn *wxListBox::CreateLboxItem(size_t WXUNUSED(n))

 {
     return new wxListBoxItem();
 }
 {
     return new wxListBoxItem();
 }


@@ -140,13 +105,14 @@ bool wxListBox::Create(wxWindow *parent,
     m_selected = 0;
 
     SetName(name);
     m_selected = 0;
 
     SetName(name);

+#if wxUSE_VALIDATORS

     SetValidator(validator);
     SetValidator(validator);

+#endif // wxUSE_VALIDATORS

 
     if (parent)
         parent->AddChild(this);
 
 
     if (parent)
         parent->AddChild(this);
 

-    wxSystemSettings settings;
-    SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_WINDOW));
+    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));

     SetForegroundColour(parent->GetForegroundColour());
 
     m_windowId = ( id == -1 ) ? (int)NewControlId() : id;
     SetForegroundColour(parent->GetForegroundColour());
 
     m_windowId = ( id == -1 ) ? (int)NewControlId() : id;


@@ -158,7 +124,17 @@ bool wxListBox::Create(wxWindow *parent,
     m_windowStyle = style;
 
     DWORD wstyle = WS_VISIBLE | WS_VSCROLL | WS_TABSTOP |
     m_windowStyle = style;
 
     DWORD wstyle = WS_VISIBLE | WS_VSCROLL | WS_TABSTOP |

-                   LBS_NOTIFY | LBS_HASSTRINGS;
+                   LBS_NOTIFY | LBS_HASSTRINGS /* | WS_CLIPSIBLINGS */;
+
+    wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
+                  _T("only one of listbox selection modes can be specified") );
+
+    if ( (m_windowStyle & wxBORDER_MASK) == wxBORDER_DEFAULT )
+        m_windowStyle |= wxBORDER_SUNKEN;
+
+    if ( m_windowStyle & wxCLIP_SIBLINGS )
+        wstyle |= WS_CLIPSIBLINGS;
+

     if (m_windowStyle & wxLB_MULTIPLE)
         wstyle |= LBS_MULTIPLESEL;
     else if (m_windowStyle & wxLB_EXTENDED)
     if (m_windowStyle & wxLB_MULTIPLE)
         wstyle |= LBS_MULTIPLESEL;
     else if (m_windowStyle & wxLB_EXTENDED)


@@ -223,8 +199,6 @@ bool wxListBox::Create(wxWindow *parent,
 
     SetSize(x, y, width, height);
 
 
     SetSize(x, y, width, height);
 

-    Show(TRUE);
-

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -235,7 +209,7 @@ wxListBox::~wxListBox()
 
 void wxListBox::SetupColours()
 {
 
 void wxListBox::SetupColours()
 {

-    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
+    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));

     SetForegroundColour(GetParent()->GetForegroundColour());
 }
 
     SetForegroundColour(GetParent()->GetForegroundColour());
 }
 


@@ -256,20 +230,20 @@ void wxListBox::Delete(int N)
     wxCHECK_RET( N >= 0 && N < m_noItems,
                  wxT("invalid index in wxListBox::Delete") );
 
     wxCHECK_RET( N >= 0 && N < m_noItems,
                  wxT("invalid index in wxListBox::Delete") );
 

-#if wxUSE_OWNER_DRAWN
-    delete m_aItems[N];
-    m_aItems.Remove(N);
-#else // !wxUSE_OWNER_DRAWN
-    if ( HasClientObjectData() )
-    {
-        delete GetClientObject(N);
-    }
-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
+    // for owner drawn objects, the data is used for storing wxOwnerDrawn
+    // pointers and we shouldn't touch it
+#if !wxUSE_OWNER_DRAWN
+    if ( !(m_windowStyle & wxLB_OWNERDRAW) )
+#endif // !wxUSE_OWNER_DRAWN
+        if ( HasClientObjectData() )
+        {
+            delete GetClientObject(N);
+        }

 
     SendMessage(GetHwnd(), LB_DELETESTRING, N, 0);
     m_noItems--;
 
 
     SendMessage(GetHwnd(), LB_DELETESTRING, N, 0);
     m_noItems--;
 

-    SetHorizontalExtent("");
+    SetHorizontalExtent(wxEmptyString);

 }
 
 int wxListBox::DoAppend(const wxString& item)
 }
 
 int wxListBox::DoAppend(const wxString& item)


@@ -279,12 +253,13 @@ int wxListBox::DoAppend(const wxString& item)
 
 #if wxUSE_OWNER_DRAWN
     if ( m_windowStyle & wxLB_OWNERDRAW ) {
 
 #if wxUSE_OWNER_DRAWN
     if ( m_windowStyle & wxLB_OWNERDRAW ) {

-        wxOwnerDrawn *pNewItem = CreateItem(index); // dummy argument
+        wxOwnerDrawn *pNewItem = CreateLboxItem(index); // dummy argument

         pNewItem->SetName(item);
         pNewItem->SetName(item);

-        m_aItems.Add(pNewItem);
+        m_aItems.Insert(pNewItem, index);

         ListBox_SetItemData(GetHwnd(), index, pNewItem);
         ListBox_SetItemData(GetHwnd(), index, pNewItem);

+        pNewItem->SetFont(GetFont());

     }
     }

-#endif
+#endif // wxUSE_OWNER_DRAWN

 
     SetHorizontalExtent(item);
 
 
     SetHorizontalExtent(item);
 


@@ -293,7 +268,12 @@ int wxListBox::DoAppend(const wxString& item)
 
 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 {
 
 void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 {

-    ShowWindow(GetHwnd(), SW_HIDE);
+    // avoid flicker - but don't need to do this for a hidden listbox
+    bool hideAndShow = IsShown();
+    if ( hideAndShow )
+    {
+        ShowWindow(GetHwnd(), SW_HIDE);
+    }

 
     ListBox_ResetContent(GetHwnd());
 
 
     ListBox_ResetContent(GetHwnd());
 


@@ -304,27 +284,18 @@ void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
         ListBox_AddString(GetHwnd(), choices[i]);
         if ( clientData )
         {
         ListBox_AddString(GetHwnd(), choices[i]);
         if ( clientData )
         {

-#if wxUSE_OWNER_DRAWN
-            wxASSERT_MSG(clientData[i] == NULL,
-                         wxT("Can't use client data with owner-drawn listboxes"));
-#else // !wxUSE_OWNER_DRAWN
-            ListBox_SetItemData(GetHwnd(), i, clientData[i]);
-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN
+            SetClientData(i, clientData[i]);

         }
     }
 
 #if wxUSE_OWNER_DRAWN
     if ( m_windowStyle & wxLB_OWNERDRAW ) {
         // first delete old items
         }
     }
 
 #if wxUSE_OWNER_DRAWN
     if ( m_windowStyle & wxLB_OWNERDRAW ) {
         // first delete old items

-        size_t ui = m_aItems.Count();
-        while ( ui-- != 0 ) {
-            delete m_aItems[ui];
-        }
-        m_aItems.Empty();
+        WX_CLEAR_ARRAY(m_aItems);

 
         // then create new ones
 
         // then create new ones

-        for ( ui = 0; ui < (size_t)m_noItems; ui++ ) {
-            wxOwnerDrawn *pNewItem = CreateItem(ui);
+        for ( size_t ui = 0; ui < (size_t)m_noItems; ui++ ) {
+            wxOwnerDrawn *pNewItem = CreateLboxItem(ui);

             pNewItem->SetName(choices[ui]);
             m_aItems.Add(pNewItem);
             ListBox_SetItemData(GetHwnd(), ui, pNewItem);
             pNewItem->SetName(choices[ui]);
             m_aItems.Add(pNewItem);
             ListBox_SetItemData(GetHwnd(), ui, pNewItem);


@@ -334,7 +305,11 @@ void wxListBox::DoSetItems(const wxArrayString& choices, void** clientData)
 
     SetHorizontalExtent();
 
 
     SetHorizontalExtent();
 

-    ShowWindow(GetHwnd(), SW_SHOW);
+    if ( hideAndShow )
+    {
+        // show the listbox back if we hid it
+        ShowWindow(GetHwnd(), SW_SHOW);
+    }

 }
 
 int wxListBox::FindString(const wxString& s) const
 }
 
 int wxListBox::FindString(const wxString& s) const


@@ -359,13 +334,12 @@ void wxListBox::Clear()
 void wxListBox::Free()
 {
 #if wxUSE_OWNER_DRAWN
 void wxListBox::Free()
 {
 #if wxUSE_OWNER_DRAWN

-    size_t uiCount = m_aItems.Count();
-    while ( uiCount-- != 0 ) {
-        delete m_aItems[uiCount];
+    if ( m_windowStyle & wxLB_OWNERDRAW )
+    {
+        WX_CLEAR_ARRAY(m_aItems);

     }
     }

-
-    m_aItems.Clear();
-#else // !wxUSE_OWNER_DRAWN
+    else
+#endif // wxUSE_OWNER_DRAWN

     if ( HasClientObjectData() )
     {
         for ( size_t n = 0; n < (size_t)m_noItems; n++ )
     if ( HasClientObjectData() )
     {
         for ( size_t n = 0; n < (size_t)m_noItems; n++ )


@@ -373,7 +347,6 @@ void wxListBox::Free()
             delete GetClientObject(n);
         }
     }
             delete GetClientObject(n);
         }
     }

-#endif // wxUSE_OWNER_DRAWN/!wxUSE_OWNER_DRAWN

 }
 
 void wxListBox::SetSelection(int N, bool select)
 }
 
 void wxListBox::SetSelection(int N, bool select)


@@ -435,11 +408,6 @@ void wxListBox::DoSetItemClientData(int n, void *clientData)
         wxLogDebug(wxT("LB_SETITEMDATA failed"));
 }
 
         wxLogDebug(wxT("LB_SETITEMDATA failed"));
 }
 

-bool wxListBox::HasMultipleSelection() const
-{
-    return (m_windowStyle & wxLB_MULTIPLE) || (m_windowStyle & wxLB_EXTENDED);
-}
-

 // Return number of selections and an array of selected integers
 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 {
 // Return number of selections and an array of selected integers
 int wxListBox::GetSelections(wxArrayInt& aSelections) const
 {


@@ -447,27 +415,39 @@ int wxListBox::GetSelections(wxArrayInt& aSelections) const
 
     if ( HasMultipleSelection() )
     {
 
     if ( HasMultipleSelection() )
     {

-        int no_sel = ListBox_GetSelCount(GetHwnd());
-        if (no_sel != 0) {
-            int *selections = new int[no_sel];
-            int rc = ListBox_GetSelItems(GetHwnd(), no_sel, selections);
-
-            wxCHECK_MSG(rc != LB_ERR, -1, wxT("ListBox_GetSelItems failed"));
-
-            aSelections.Alloc(no_sel);
-            for ( int n = 0; n < no_sel; n++ )
-                aSelections.Add(selections[n]);
+        int countSel = ListBox_GetSelCount(GetHwnd());
+        if ( countSel == LB_ERR )
+        {
+            wxLogDebug(_T("ListBox_GetSelCount failed"));
+        }
+        else if ( countSel != 0 )
+        {
+            int *selections = new int[countSel];
+
+            if ( ListBox_GetSelItems(GetHwnd(),
+                                     countSel, selections) == LB_ERR )
+            {
+                wxLogDebug(wxT("ListBox_GetSelItems failed"));
+                countSel = -1;
+            }
+            else
+            {
+                aSelections.Alloc(countSel);
+                for ( int n = 0; n < countSel; n++ )
+                    aSelections.Add(selections[n]);
+            }

 
             delete [] selections;
         }
 
 
             delete [] selections;
         }
 

-        return no_sel;
+        return countSel;

     }
     else  // single-selection listbox
     {
     }
     else  // single-selection listbox
     {

-        aSelections.Add(ListBox_GetCurSel(GetHwnd()));
+        if (ListBox_GetCurSel(GetHwnd()) > -1)
+            aSelections.Add(ListBox_GetCurSel(GetHwnd()));

 
 

-        return 1;
+        return aSelections.Count();

     }
 }
 
     }
 }
 


@@ -476,8 +456,7 @@ int wxListBox::GetSelection() const
 {
     wxCHECK_MSG( !HasMultipleSelection(),
                  -1,
 {
     wxCHECK_MSG( !HasMultipleSelection(),
                  -1,

-                 wxT("GetSelection() can't be used with multiple-selection "
-                    "listboxes, use GetSelections() instead.") );
+                 wxT("GetSelection() can't be used with multiple-selection listboxes, use GetSelections() instead.") );

 
     return ListBox_GetCurSel(GetHwnd());
 }
 
     return ListBox_GetCurSel(GetHwnd());
 }


@@ -485,7 +464,7 @@ int wxListBox::GetSelection() const
 // Find string for position
 wxString wxListBox::GetString(int N) const
 {
 // Find string for position
 wxString wxListBox::GetString(int N) const
 {

-    wxCHECK_MSG( N >= 0 && N < m_noItems, "",
+    wxCHECK_MSG( N >= 0 && N < m_noItems, wxEmptyString,

                  wxT("invalid index in wxListBox::GetClientData") );
 
     int len = ListBox_GetTextLen(GetHwnd(), N);
                  wxT("invalid index in wxListBox::GetClientData") );
 
     int len = ListBox_GetTextLen(GetHwnd(), N);


@@ -506,7 +485,22 @@ wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 
     int nItems = items.GetCount();
     for ( int i = 0; i < nItems; i++ )
 
     int nItems = items.GetCount();
     for ( int i = 0; i < nItems; i++ )

-        ListBox_InsertString(GetHwnd(), i + pos, items[i]);
+    {
+        int idx = ListBox_InsertString(GetHwnd(), i + pos, items[i]);
+
+#if wxUSE_OWNER_DRAWN
+        if ( m_windowStyle & wxLB_OWNERDRAW )
+        {
+            wxOwnerDrawn *pNewItem = CreateLboxItem(idx);
+            pNewItem->SetName(items[i]);
+            pNewItem->SetFont(GetFont());
+            m_aItems.Insert(pNewItem, idx);
+
+            ListBox_SetItemData(GetHwnd(), idx, pNewItem);
+        }
+#endif // wxUSE_OWNER_DRAWN
+    }
+

     m_noItems += nItems;
 
     SetHorizontalExtent();
     m_noItems += nItems;
 
     SetHorizontalExtent();


@@ -522,9 +516,9 @@ void wxListBox::SetString(int N, const wxString& s)
 
     void *oldData = NULL;
     wxClientData *oldObjData = NULL;
 
     void *oldData = NULL;
     wxClientData *oldObjData = NULL;

-    if ( m_clientDataItemsType == ClientData_Void )
+    if ( m_clientDataItemsType == wxClientData_Void )

         oldData = GetClientData(N);
         oldData = GetClientData(N);

-    else if ( m_clientDataItemsType == ClientData_Object )
+    else if ( m_clientDataItemsType == wxClientData_Object )

         oldObjData = GetClientObject(N);
 
     // delete and recreate it
         oldObjData = GetClientObject(N);
 
     // delete and recreate it


@@ -548,8 +542,13 @@ void wxListBox::SetString(int N, const wxString& s)
 
 #if wxUSE_OWNER_DRAWN
     if ( m_windowStyle & wxLB_OWNERDRAW )
 
 #if wxUSE_OWNER_DRAWN
     if ( m_windowStyle & wxLB_OWNERDRAW )

+    {

         // update item's text
         m_aItems[N]->SetName(s);
         // update item's text
         m_aItems[N]->SetName(s);

+
+        // reassign the item's data
+        ListBox_SetItemData(GetHwnd(), N, m_aItems[N]);
+    }

 #endif  //USE_OWNER_DRAWN
 }
 
 #endif  //USE_OWNER_DRAWN
 }
 


@@ -620,7 +619,7 @@ void wxListBox::SetHorizontalExtent(const wxString& s)
     }
 }
 
     }
 }
 

-wxSize wxListBox::DoGetBestSize()
+wxSize wxListBox::DoGetBestSize() const

 {
     // find the widest string
     int wLine;
 {
     // find the widest string
     int wLine;


@@ -644,7 +643,10 @@ wxSize wxListBox::DoGetBestSize()
 
     wListbox += 3*cx;
 
 
     wListbox += 3*cx;
 

-    int hListbox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)*(wxMax(m_noItems, 7));
+    // don't make the listbox too tall (limit height to 10 items) but don't
+    // make it too small neither
+    int hListbox = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)*
+                    wxMin(wxMax(m_noItems, 3), 10);

 
     return wxSize(wListbox, hListbox);
 }
 
     return wxSize(wListbox, hListbox);
 }


@@ -655,68 +657,43 @@ wxSize wxListBox::DoGetBestSize()
 
 bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 {
 
 bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 {

+    wxEventType evtType;

     if ( param == LBN_SELCHANGE )
     {
     if ( param == LBN_SELCHANGE )
     {

-        wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, m_windowId);
-        event.SetEventObject( this );
-
-        wxArrayInt aSelections;
-        int n, count = GetSelections(aSelections);
-        if ( count > 0 )
-        {
-            n = aSelections[0];
-            if ( HasClientObjectData() )
-                event.SetClientObject( GetClientObject(n) );
-            else if ( HasClientUntypedData() )
-                event.SetClientData( GetClientData(n) );
-            event.SetString( GetString(n) );
-        }
-        else
-        {
-            n = -1;
-        }
-
-        event.m_commandInt = n;
-
-        return GetEventHandler()->ProcessEvent(event);
+        evtType = wxEVT_COMMAND_LISTBOX_SELECTED;

     }
     else if ( param == LBN_DBLCLK )
     {
     }
     else if ( param == LBN_DBLCLK )
     {

-        wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, m_windowId);
-        event.SetEventObject( this );
-
-        return GetEventHandler()->ProcessEvent(event);
+        evtType = wxEVT_COMMAND_LISTBOX_DOUBLECLICKED;
+    }
+    else
+    {
+        // some event we're not interested in
+        return FALSE;

     }
     }

-    //else:

 
 

-    return FALSE;
-}
+    wxCommandEvent event(evtType, m_windowId);
+    event.SetEventObject( this );

 
 

-WXHBRUSH wxListBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
-                               WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
-{
-#if wxUSE_CTL3D
-    if ( m_useCtl3D )
+    wxArrayInt aSelections;
+    int n, count = GetSelections(aSelections);
+    if ( count > 0 )

     {
     {

-        HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam);
-        return (WXHBRUSH) hbrush;
+        n = aSelections[0];
+        if ( HasClientObjectData() )
+            event.SetClientObject( GetClientObject(n) );
+        else if ( HasClientUntypedData() )
+            event.SetClientData( GetClientData(n) );
+        event.SetString( GetString(n) );

     }
     }

-#endif
-
-    if (GetParent()->GetTransparentBackground())
-        SetBkMode((HDC) pDC, TRANSPARENT);

     else
     else

-        SetBkMode((HDC) pDC, OPAQUE);
-
-    ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
-    ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue()));
+    {
+        n = -1;
+    }

 
 

-    wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
+    event.m_commandInt = n;

 
 

-    // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
-    // has a zero usage count.
-    backgroundBrush->RealizeResource();
-    return (WXHBRUSH) backgroundBrush->GetResourceHandle();
+    return GetEventHandler()->ProcessEvent(event);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -744,13 +721,19 @@ bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 
     MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
 
 
     MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
 

+    HDC hdc = CreateIC(wxT("DISPLAY"), NULL, NULL, 0);
+

     wxDC dc;
     wxDC dc;

-    dc.SetHDC((WXHDC)CreateIC(wxT("DISPLAY"), NULL, NULL, 0));
-    dc.SetFont(wxSystemSettings::GetSystemFont(wxSYS_ANSI_VAR_FONT));
+    dc.SetHDC((WXHDC)hdc);
+    dc.SetFont(wxSystemSettings::GetFont(wxSYS_ANSI_VAR_FONT));

 
     pStruct->itemHeight = dc.GetCharHeight() + 2*OWNER_DRAWN_LISTBOX_EXTRA_SPACE;
     pStruct->itemWidth  = dc.GetCharWidth();
 
 
     pStruct->itemHeight = dc.GetCharHeight() + 2*OWNER_DRAWN_LISTBOX_EXTRA_SPACE;
     pStruct->itemWidth  = dc.GetCharWidth();
 

+    dc.SetHDC(0);
+
+    DeleteDC(hdc);
+

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -761,6 +744,11 @@ bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
     wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE );
 
     DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;
     wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), FALSE );
 
     DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;

+    UINT itemID = pStruct->itemID;
+
+    // the item may be -1 for an empty listbox
+    if ( itemID == (UINT)-1 )
+        return FALSE;

 
     long data = ListBox_GetItemData(GetHwnd(), pStruct->itemID);
 
 
     long data = ListBox_GetItemData(GetHwnd(), pStruct->itemID);
 


@@ -768,15 +756,15 @@ bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
 
     wxListBoxItem *pItem = (wxListBoxItem *)data;
 
 
     wxListBoxItem *pItem = (wxListBoxItem *)data;
 

-    wxDC dc;
-    dc.SetHDC((WXHDC)pStruct->hDC, FALSE);
+    wxDCTemp dc((WXHDC)pStruct->hDC);

     wxRect rect(wxPoint(pStruct->rcItem.left, pStruct->rcItem.top),
     wxRect rect(wxPoint(pStruct->rcItem.left, pStruct->rcItem.top),

-            wxPoint(pStruct->rcItem.right, pStruct->rcItem.bottom));
+                wxPoint(pStruct->rcItem.right, pStruct->rcItem.bottom));

 
     return pItem->OnDrawItem(dc, rect,
 
     return pItem->OnDrawItem(dc, rect,

-            (wxOwnerDrawn::wxODAction)pStruct->itemAction,
-            (wxOwnerDrawn::wxODStatus)pStruct->itemState);
+                             (wxOwnerDrawn::wxODAction)pStruct->itemAction,
+                             (wxOwnerDrawn::wxODStatus)pStruct->itemState);

 }
 
 }
 

-#endif
-    // wxUSE_OWNER_DRAWN
+#endif // wxUSE_OWNER_DRAWN
+
+#endif // wxUSE_LISTBOX