Get the stock label when stock ID is used with empty label in Create()

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

diff --git a/src/msw/listctrl.cpp b/src/msw/listctrl.cpp
index 296828b75c785140fa7da33ea3c005e220109669..03215598d11e5b5bebfa5483ff2c8c303fa92789 100644 (file)
--- a/src/msw/listctrl.cpp
+++ b/src/msw/listctrl.cpp
@@ -45,7 +45,7 @@
 
 #include "wx/msw/private.h"
 
 
 #include "wx/msw/private.h"
 

-#if defined(__WXWINCE__)
+#if defined(__WXWINCE__) && !defined(__HANDHELDPC__)

   #include <ole2.h>
   #include <shellapi.h>
   #if _WIN32_WCE < 400
   #include <ole2.h>
   #include <shellapi.h>
   #if _WIN32_WCE < 400


@@ -250,7 +250,7 @@ wxBEGIN_FLAGS( wxListCtrlStyle )
     wxFLAGS_MEMBER(wxBORDER_RAISED)
     wxFLAGS_MEMBER(wxBORDER_STATIC)
     wxFLAGS_MEMBER(wxBORDER_NONE)
     wxFLAGS_MEMBER(wxBORDER_RAISED)
     wxFLAGS_MEMBER(wxBORDER_STATIC)
     wxFLAGS_MEMBER(wxBORDER_NONE)

-    
+

     // old style border flags
     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
     // old style border flags
     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
     wxFLAGS_MEMBER(wxSUNKEN_BORDER)


@@ -289,7 +289,7 @@ wxEND_FLAGS( wxListCtrlStyle )
 IMPLEMENT_DYNAMIC_CLASS_XTI(wxListCtrl, wxControl,"wx/listctrl.h")
 
 wxBEGIN_PROPERTIES_TABLE(wxListCtrl)
 IMPLEMENT_DYNAMIC_CLASS_XTI(wxListCtrl, wxControl,"wx/listctrl.h")
 
 wxBEGIN_PROPERTIES_TABLE(wxListCtrl)

-    wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent ) 
+    wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent )

 
     wxPROPERTY_FLAGS( WindowStyle , wxListCtrlStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 wxEND_PROPERTIES_TABLE()
 
     wxPROPERTY_FLAGS( WindowStyle , wxListCtrlStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
 wxEND_PROPERTIES_TABLE()


@@ -297,7 +297,7 @@ wxEND_PROPERTIES_TABLE()
 wxBEGIN_HANDLERS_TABLE(wxListCtrl)
 wxEND_HANDLERS_TABLE()
 
 wxBEGIN_HANDLERS_TABLE(wxListCtrl)
 wxEND_HANDLERS_TABLE()
 

-wxCONSTRUCTOR_5( wxListCtrl , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle ) 
+wxCONSTRUCTOR_5( wxListCtrl , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )

 
 /*
  TODO : Expose more information of a list's layout etc. via appropriate objects (à la NotebookPageInfo)
 
 /*
  TODO : Expose more information of a list's layout etc. via appropriate objects (à la NotebookPageInfo)


@@ -328,13 +328,13 @@ void wxListCtrl::Init()
     m_imageListNormal = NULL;
     m_imageListSmall = NULL;
     m_imageListState = NULL;
     m_imageListNormal = NULL;
     m_imageListSmall = NULL;
     m_imageListState = NULL;

-    m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = FALSE;
+    m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = false;

     m_colCount = 0;
     m_count = 0;
     m_colCount = 0;
     m_count = 0;

-    m_ignoreChangeMessages = FALSE;
+    m_ignoreChangeMessages = false;

     m_textCtrl = NULL;
     m_textCtrl = NULL;

-    m_AnyInternalData = FALSE;
-    m_hasAnyAttr = FALSE;
+    m_AnyInternalData = false;
+    m_hasAnyAttr = false;

 }
 
 bool wxListCtrl::Create(wxWindow *parent,
 }
 
 bool wxListCtrl::Create(wxWindow *parent,


@@ -346,10 +346,10 @@ bool wxListCtrl::Create(wxWindow *parent,
                         const wxString& name)
 {
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )
                         const wxString& name)
 {
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )

-        return FALSE;
+        return false;

 
     if ( !MSWCreateControl(WC_LISTVIEW, _T(""), pos, size) )
 
     if ( !MSWCreateControl(WC_LISTVIEW, _T(""), pos, size) )

-        return FALSE;
+        return false;

 
     // explicitly say that we want to use Unicode because otherwise we get ANSI
     // versions of _some_ messages (notably LVN_GETDISPINFOA) in MSLU build
 
     // explicitly say that we want to use Unicode because otherwise we get ANSI
     // versions of _some_ messages (notably LVN_GETDISPINFOA) in MSLU build


@@ -363,7 +363,7 @@ bool wxListCtrl::Create(wxWindow *parent,
                       0, LVS_EX_FULLROWSELECT);
     }
 
                       0, LVS_EX_FULLROWSELECT);
     }
 

-    return TRUE;
+    return true;

 }
 
 WXDWORD wxListCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
 }
 
 WXDWORD wxListCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const


@@ -447,9 +447,17 @@ void wxListCtrl::UpdateStyle()
         // The new window view style
         DWORD dwStyleNew = MSWGetStyle(m_windowStyle, NULL);
 
         // The new window view style
         DWORD dwStyleNew = MSWGetStyle(m_windowStyle, NULL);
 

+        // some styles are not returned by MSWGetStyle()
+        if ( IsShown() )
+            dwStyleNew |= WS_VISIBLE;
+

         // Get the current window style.
         DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE);
 
         // Get the current window style.
         DWORD dwStyleOld = ::GetWindowLong(GetHwnd(), GWL_STYLE);
 

+        // we don't have wxVSCROLL style, but the list control may have it,
+        // don't change it then
+        dwStyleNew |= dwStyleOld & (WS_HSCROLL | WS_VSCROLL);
+

         // Only set the window style if the view bits have changed.
         if ( dwStyleOld != dwStyleNew )
         {
         // Only set the window style if the view bits have changed.
         if ( dwStyleOld != dwStyleNew )
         {


@@ -463,14 +471,13 @@ void wxListCtrl::FreeAllInternalData()
     if (m_AnyInternalData)
     {
         int n = GetItemCount();
     if (m_AnyInternalData)
     {
         int n = GetItemCount();

-        int i = 0;

 
 

-        m_ignoreChangeMessages = TRUE;
-        for (i = 0; i < n; i++)
+        m_ignoreChangeMessages = true;
+        for (int i = 0; i < n; i++)

             wxDeleteInternalData(this, i);
             wxDeleteInternalData(this, i);

-        m_ignoreChangeMessages = FALSE;
+        m_ignoreChangeMessages = false;

 
 

-        m_AnyInternalData = FALSE;
+        m_AnyInternalData = false;

     }
 }
 
     }
 }
 


@@ -511,30 +518,25 @@ void wxListCtrl::SetSingleStyle(long style, bool add)
             flag = flag & ~wxLC_MASK_SORT;
     }
 
             flag = flag & ~wxLC_MASK_SORT;
     }
 

-    if ( flag & style )
-    {
-        if ( !add )
-            flag -= style;
-    }
+    if ( add )
+        flag |= style;

     else
     else

-    {
-        if ( add )
-        {
-            flag |= style;
-        }
-    }
+        flag &= ~style;

 
 

-    m_windowStyle = flag;
-
-    UpdateStyle();
+    SetWindowStyleFlag(flag);

 }
 
 // Set the whole window style
 void wxListCtrl::SetWindowStyleFlag(long flag)
 {
 }
 
 // Set the whole window style
 void wxListCtrl::SetWindowStyleFlag(long flag)
 {

-    m_windowStyle = flag;
+    if ( flag != m_windowStyle )
+    {
+        m_windowStyle = flag;
+
+        UpdateStyle();

 
 

-    UpdateStyle();
+        Refresh();
+    }

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


@@ -556,18 +558,18 @@ wxListCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
 bool wxListCtrl::SetForegroundColour(const wxColour& col)
 {
     if ( !wxWindow::SetForegroundColour(col) )
 bool wxListCtrl::SetForegroundColour(const wxColour& col)
 {
     if ( !wxWindow::SetForegroundColour(col) )

-        return FALSE;
+        return false;

 
     ListView_SetTextColor(GetHwnd(), wxColourToRGB(col));
 
 
     ListView_SetTextColor(GetHwnd(), wxColourToRGB(col));
 

-    return TRUE;
+    return true;

 }
 
 // Sets the background colour
 bool wxListCtrl::SetBackgroundColour(const wxColour& col)
 {
     if ( !wxWindow::SetBackgroundColour(col) )
 }
 
 // Sets the background colour
 bool wxListCtrl::SetBackgroundColour(const wxColour& col)
 {
     if ( !wxWindow::SetBackgroundColour(col) )

-        return FALSE;
+        return false;

 
     // we set the same colour for both the "empty" background and the items
     // background
 
     // we set the same colour for both the "empty" background and the items
     // background


@@ -575,7 +577,7 @@ bool wxListCtrl::SetBackgroundColour(const wxColour& col)
     ListView_SetBkColor(GetHwnd(), color);
     ListView_SetTextBkColor(GetHwnd(), color);
 
     ListView_SetBkColor(GetHwnd(), color);
     ListView_SetTextBkColor(GetHwnd(), color);
 

-    return TRUE;
+    return true;

 }
 
 // Gets information about this column
 }
 
 // Gets information about this column


@@ -763,7 +765,7 @@ bool wxListCtrl::SetItem(wxListItem& info)
         if (! data)
         {
             // need to set it
         if (! data)
         {
             // need to set it

-            m_AnyInternalData = TRUE;
+            m_AnyInternalData = true;

             data = new wxListItemInternalData();
             item.lParam = (LPARAM) data;
             item.mask |= LVIF_PARAM;
             data = new wxListItemInternalData();
             item.lParam = (LPARAM) data;
             item.mask |= LVIF_PARAM;


@@ -794,7 +796,7 @@ bool wxListCtrl::SetItem(wxListItem& info)
         {
             wxLogDebug(_T("ListView_SetItem() failed"));
 
         {
             wxLogDebug(_T("ListView_SetItem() failed"));
 

-            return FALSE;
+            return false;

         }
     }
 
         }
     }
 


@@ -804,10 +806,10 @@ bool wxListCtrl::SetItem(wxListItem& info)
     // check whether it has any custom attributes
     if ( info.HasAttributes() )
     {
     // check whether it has any custom attributes
     if ( info.HasAttributes() )
     {

-        m_hasAnyAttr = TRUE;
+        m_hasAnyAttr = true;

 
         // if the colour has changed, we must redraw the item
 
         // if the colour has changed, we must redraw the item

-        updateNow = TRUE;
+        updateNow = true;

     }
 
     if ( updateNow )
     }
 
     if ( updateNow )


@@ -816,7 +818,7 @@ bool wxListCtrl::SetItem(wxListItem& info)
         RefreshItem(item.iItem);
     }
 
         RefreshItem(item.iItem);
     }
 

-    return TRUE;
+    return true;

 }
 
 long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId)
 }
 
 long wxListCtrl::SetItem(long index, int col, const wxString& label, int imageId)


@@ -881,7 +883,7 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask)
     {
         wxLogLastError(_T("ListView_SetItemState"));
 
     {
         wxLogLastError(_T("ListView_SetItemState"));
 

-        return FALSE;
+        return false;

     }
 
     if ( focusOld != -1 )
     }
 
     if ( focusOld != -1 )


@@ -895,7 +897,7 @@ bool wxListCtrl::SetItemState(long item, long state, long stateMask)
         }
     }
 
         }
     }
 

-    return TRUE;
+    return true;

 }
 
 // Sets the item image
 }
 
 // Sets the item image


@@ -936,7 +938,7 @@ void wxListCtrl::SetItemText(long item, const wxString& str)
 }
 
 // Gets the item data
 }
 
 // Gets the item data

-long wxListCtrl::GetItemData(long item) const
+wxUIntPtr wxListCtrl::GetItemData(long item) const

 {
     wxListItem info;
 
 {
     wxListItem info;
 


@@ -1167,21 +1169,21 @@ void wxListCtrl::SetImageList(wxImageList *imageList, int which)
         flags = LVSIL_NORMAL;
         if (m_ownsImageListNormal) delete m_imageListNormal;
         m_imageListNormal = imageList;
         flags = LVSIL_NORMAL;
         if (m_ownsImageListNormal) delete m_imageListNormal;
         m_imageListNormal = imageList;

-        m_ownsImageListNormal = FALSE;
+        m_ownsImageListNormal = false;

     }
     else if ( which == wxIMAGE_LIST_SMALL )
     {
         flags = LVSIL_SMALL;
         if (m_ownsImageListSmall) delete m_imageListSmall;
         m_imageListSmall = imageList;
     }
     else if ( which == wxIMAGE_LIST_SMALL )
     {
         flags = LVSIL_SMALL;
         if (m_ownsImageListSmall) delete m_imageListSmall;
         m_imageListSmall = imageList;

-        m_ownsImageListSmall = FALSE;
+        m_ownsImageListSmall = false;

     }
     else if ( which == wxIMAGE_LIST_STATE )
     {
         flags = LVSIL_STATE;
         if (m_ownsImageListState) delete m_imageListState;
         m_imageListState = imageList;
     }
     else if ( which == wxIMAGE_LIST_STATE )
     {
         flags = LVSIL_STATE;
         if (m_ownsImageListState) delete m_imageListState;
         m_imageListState = imageList;

-        m_ownsImageListState = FALSE;
+        m_ownsImageListState = false;

     }
     ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags);
 }
     }
     ListView_SetImageList(GetHwnd(), (HIMAGELIST) imageList ? imageList->GetHIMAGELIST() : 0, flags);
 }


@@ -1190,11 +1192,11 @@ void wxListCtrl::AssignImageList(wxImageList *imageList, int which)
 {
     SetImageList(imageList, which);
     if ( which == wxIMAGE_LIST_NORMAL )
 {
     SetImageList(imageList, which);
     if ( which == wxIMAGE_LIST_NORMAL )

-        m_ownsImageListNormal = TRUE;
+        m_ownsImageListNormal = true;

     else if ( which == wxIMAGE_LIST_SMALL )
     else if ( which == wxIMAGE_LIST_SMALL )

-        m_ownsImageListSmall = TRUE;
+        m_ownsImageListSmall = true;

     else if ( which == wxIMAGE_LIST_STATE )
     else if ( which == wxIMAGE_LIST_STATE )

-        m_ownsImageListState = TRUE;
+        m_ownsImageListState = true;

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


@@ -1223,7 +1225,7 @@ bool wxListCtrl::DeleteItem(long item)
     if ( !ListView_DeleteItem(GetHwnd(), (int) item) )
     {
         wxLogLastError(_T("ListView_DeleteItem"));
     if ( !ListView_DeleteItem(GetHwnd(), (int) item) )
     {
         wxLogLastError(_T("ListView_DeleteItem"));

-        return FALSE;
+        return false;

     }
 
     m_count -= 1;
     }
 
     m_count -= 1;


@@ -1252,13 +1254,12 @@ bool wxListCtrl::DeleteItem(long item)
         RefreshRect(rectWin);
     }
 
         RefreshRect(rectWin);
     }
 

-    return TRUE;
+    return true;

 }
 
 // Deletes all items
 bool wxListCtrl::DeleteAllItems()
 {
 }
 
 // Deletes all items
 bool wxListCtrl::DeleteAllItems()
 {

-    FreeAllInternalData();

     return ListView_DeleteAllItems(GetHwnd()) != 0;
 }
 
     return ListView_DeleteAllItems(GetHwnd()) != 0;
 }
 


@@ -1271,7 +1272,7 @@ bool wxListCtrl::DeleteAllColumns()
         {
             wxLogLastError(wxT("ListView_DeleteColumn"));
 
         {
             wxLogLastError(wxT("ListView_DeleteColumn"));
 

-            return FALSE;
+            return false;

         }
 
         m_colCount--;
         }
 
         m_colCount--;


@@ -1279,7 +1280,7 @@ bool wxListCtrl::DeleteAllColumns()
 
     wxASSERT_MSG( m_colCount == 0, wxT("no columns should be left") );
 
 
     wxASSERT_MSG( m_colCount == 0, wxT("no columns should be left") );
 

-    return TRUE;
+    return true;

 }
 
 // Deletes a column
 }
 
 // Deletes a column


@@ -1341,13 +1342,13 @@ bool wxListCtrl::EndEditLabel(bool WXUNUSED(cancel))
 {
     wxFAIL_MSG( _T("not implemented") );
 
 {
     wxFAIL_MSG( _T("not implemented") );
 

-    return FALSE;
+    return false;

 }
 
 // Ensures this item is visible
 bool wxListCtrl::EnsureVisible(long item)
 {
 }
 
 // Ensures this item is visible
 bool wxListCtrl::EnsureVisible(long item)
 {

-    return ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != 0;
+    return ListView_EnsureVisible(GetHwnd(), (int) item, FALSE) != FALSE;

 }
 
 // Find an item whose label matches this string, starting from the item after 'start'
 }
 
 // Find an item whose label matches this string, starting from the item after 'start'


@@ -1374,7 +1375,7 @@ long wxListCtrl::FindItem(long start, const wxString& str, bool partial)
 // NOTE : Lindsay Mathieson - 14-July-2002
 //        No longer use ListView_FindItem as the data attribute is now stored
 //        in a wxListItemInternalData structure refernced by the actual lParam
 // NOTE : Lindsay Mathieson - 14-July-2002
 //        No longer use ListView_FindItem as the data attribute is now stored
 //        in a wxListItemInternalData structure refernced by the actual lParam

-long wxListCtrl::FindItem(long start, long data)
+long wxListCtrl::FindItem(long start, wxUIntPtr data)

 {
     long  idx = start + 1;
     long count = GetItemCount();
 {
     long  idx = start + 1;
     long count = GetItemCount();


@@ -1457,7 +1458,7 @@ long wxListCtrl::InsertItem(wxListItem& info)
     bool needInternalData = ((info.m_mask & wxLIST_MASK_DATA) || info.HasAttributes());
     if (needInternalData)
     {
     bool needInternalData = ((info.m_mask & wxLIST_MASK_DATA) || info.HasAttributes());
     if (needInternalData)
     {

-        m_AnyInternalData = TRUE;
+        m_AnyInternalData = true;

         item.mask |= LVIF_PARAM;
 
         // internal stucture that manages data
         item.mask |= LVIF_PARAM;
 
         // internal stucture that manages data


@@ -1474,7 +1475,7 @@ long wxListCtrl::InsertItem(wxListItem& info)
             data->attr = new wxListItemAttr(*info.GetAttributes());
 
             // and remember that we have some now...
             data->attr = new wxListItemAttr(*info.GetAttributes());
 
             // and remember that we have some now...

-            m_hasAnyAttr = TRUE;
+            m_hasAnyAttr = true;

         }
     };
 
         }
     };
 


@@ -1571,10 +1572,10 @@ bool wxListCtrl::ScrollList(int dx, int dy)
     {
         wxLogDebug(_T("ListView_Scroll(%d, %d) failed"), dx, dy);
 
     {
         wxLogDebug(_T("ListView_Scroll(%d, %d) failed"), dx, dy);
 

-        return FALSE;
+        return false;

     }
 
     }
 

-    return TRUE;
+    return true;

 }
 
 // Sort items.
 }
 
 // Sort items.


@@ -1626,10 +1627,10 @@ bool wxListCtrl::SortItems(wxListCtrlCompare fn, long data)
     {
         wxLogDebug(_T("ListView_SortItems() failed"));
 
     {
         wxLogDebug(_T("ListView_SortItems() failed"));
 

-        return FALSE;
+        return false;

     }
 
     }
 

-    return TRUE;
+    return true;

 }
 
 
 }
 
 


@@ -1645,17 +1646,17 @@ bool wxListCtrl::MSWCommand(WXUINT cmd, WXWORD id)
         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id);
         event.SetEventObject( this );
         ProcessCommand(event);
         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, id);
         event.SetEventObject( this );
         ProcessCommand(event);

-        return TRUE;
+        return true;

     }
     else if (cmd == EN_KILLFOCUS)
     {
         wxCommandEvent event(wxEVT_KILL_FOCUS, id);
         event.SetEventObject( this );
         ProcessCommand(event);
     }
     else if (cmd == EN_KILLFOCUS)
     {
         wxCommandEvent event(wxEVT_KILL_FOCUS, id);
         event.SetEventObject( this );
         ProcessCommand(event);

-        return TRUE;
+        return true;

     }
     else
     }
     else

-        return FALSE;
+        return false;

 }
 
 bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 }
 
 bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)


@@ -1720,7 +1721,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 event.m_col = nmHDR->iItem;
                 break;
 
                 event.m_col = nmHDR->iItem;
                 break;
 

-#if defined(__WXWINCE__) && _WIN32_WCE < 400
+#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400

             case GN_CONTEXTMENU:
 #endif //__WXWINCE__
             case NM_RCLICK:
             case GN_CONTEXTMENU:
 #endif //__WXWINCE__
             case NM_RCLICK:


@@ -1734,17 +1735,17 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 
                     // where did the click occur?
                     POINT ptClick;
 
                     // where did the click occur?
                     POINT ptClick;

-#if defined(__WXWINCE__) && _WIN32_WCE < 400
+#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400

                   if(nmhdr->code == GN_CONTEXTMENU) {
                       ptClick = ((NMRGINFO*)nmhdr)->ptAction;
                   if(nmhdr->code == GN_CONTEXTMENU) {
                       ptClick = ((NMRGINFO*)nmhdr)->ptAction;

-                  } else 
+                  } else

 #endif //__WXWINCE__
                     if ( !::GetCursorPos(&ptClick) )
                     {
                         wxLogLastError(_T("GetCursorPos"));
                     }
 
 #endif //__WXWINCE__
                     if ( !::GetCursorPos(&ptClick) )
                     {
                         wxLogLastError(_T("GetCursorPos"));
                     }
 

-                    if ( !::ScreenToClient(hwndHdr, &ptClick) )
+                    if ( !::ScreenToClient(GetHwnd(), &ptClick) )

                     {
                         wxLogLastError(_T("ScreenToClient(listctrl header)"));
                     }
                     {
                         wxLogLastError(_T("ScreenToClient(listctrl header)"));
                     }


@@ -1770,20 +1771,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 break;
 
             case HDN_GETDISPINFOW:
                 break;
 
             case HDN_GETDISPINFOW:

-                {
-                    LPNMHDDISPINFOW info = (LPNMHDDISPINFOW) lParam;
-                    // This is a fix for a strange bug under XP.
-                    // Normally, info->iItem is a valid index, but
-                    // sometimes this is a silly (large) number
-                    // and when we return FALSE via wxControl::MSWOnNotify
-                    // to indicate that it hasn't yet been processed,
-                    // there's a GPF in Windows.
-                    // By returning TRUE here, we avoid further processing
-                    // of this strange message.
-                    if ( (unsigned)info->iItem >= (unsigned)GetColumnCount() )
-                        return TRUE;
-                }
-                // fall through
+                // letting Windows XP handle this message results in mysterious
+                // crashes in comctl32.dll seemingly because of bad message
+                // parameters
+                //
+                // I have no idea what is the real cause of the bug (which is,
+                // just to make things interesting, is impossible to reproduce
+                // reliably) but ignoring all these messages does fix it and
+                // doesn't seem to have any negative consequences
+                return true;

 
             default:
                 return wxControl::MSWOnNotify(idCtrl, lParam, result);
 
             default:
                 return wxControl::MSWOnNotify(idCtrl, lParam, result);


@@ -1805,7 +1801,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
         if ( m_ignoreChangeMessages &&
              ( (nmLV->hdr.code == LVN_ITEMCHANGED) || (nmLV->hdr.code == LVN_ITEMCHANGING)))
         {
         if ( m_ignoreChangeMessages &&
              ( (nmLV->hdr.code == LVN_ITEMCHANGED) || (nmLV->hdr.code == LVN_ITEMCHANGING)))
         {

-            return TRUE;
+            return true;

         }
 
 
         }
 
 


@@ -1913,7 +1909,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 if (m_count == 0)
                     // this should be prevented by the post-processing code below,
                     // but "just in case"
                 if (m_count == 0)
                     // this should be prevented by the post-processing code below,
                     // but "just in case"

-                    return FALSE;
+                    return false;

 
                 eventType = wxEVT_COMMAND_LIST_DELETE_ITEM;
                 event.m_itemIndex = iItem;
 
                 eventType = wxEVT_COMMAND_LIST_DELETE_ITEM;
                 event.m_itemIndex = iItem;


@@ -1986,7 +1982,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 if ( eventType == wxEVT_NULL )
                 {
                     // not an interesting event for us
                 if ( eventType == wxEVT_NULL )
                 {
                     // not an interesting event for us

-                    return FALSE;
+                    return false;

                 }
 
                 break;
                 }
 
                 break;


@@ -2037,7 +2033,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 // anything else
                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
                 {
                 // anything else
                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
                 {

-                    return TRUE;
+                    return true;

                 }
 
                 // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event
                 }
 
                 // else translate it into wxEVT_COMMAND_LIST_ITEM_ACTIVATED event


@@ -2045,7 +2041,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 if ( iItem == -1 )
                 {
                     // not on item
                 if ( iItem == -1 )
                 {
                     // not on item

-                    return FALSE;
+                    return false;

                 }
 
                 eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;
                 }
 
                 eventType = wxEVT_COMMAND_LIST_ITEM_ACTIVATED;


@@ -2054,7 +2050,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 event.m_item.m_data = GetItemData(iItem);
                 break;
 
                 event.m_item.m_data = GetItemData(iItem);
                 break;
 

-#if defined(__WXWINCE__) && _WIN32_WCE < 400
+#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400

             case GN_CONTEXTMENU:
 #endif //__WXWINCE__
             case NM_RCLICK:
             case GN_CONTEXTMENU:
 #endif //__WXWINCE__
             case NM_RCLICK:


@@ -2062,17 +2058,17 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 // don't do anything else
                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
                 {
                 // don't do anything else
                 if ( wxControl::MSWOnNotify(idCtrl, lParam, result) )
                 {

-                    return TRUE;
+                    return true;

                 }
 
                 // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event
                 LV_HITTESTINFO lvhti;
                 wxZeroMemory(lvhti);
 
                 }
 
                 // else translate it into wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK event
                 LV_HITTESTINFO lvhti;
                 wxZeroMemory(lvhti);
 

-#if defined(__WXWINCE__) && _WIN32_WCE < 400
+#if defined(__WXWINCE__) && !defined(__HANDHELDPC__) && _WIN32_WCE < 400

               if(nmhdr->code == GN_CONTEXTMENU) {
                   lvhti.pt = ((NMRGINFO*)nmhdr)->ptAction;
               if(nmhdr->code == GN_CONTEXTMENU) {
                   lvhti.pt = ((NMRGINFO*)nmhdr)->ptAction;

-              } else 
+              } else

 #endif //__WXWINCE__
                 ::GetCursorPos(&(lvhti.pt));
                 ::ScreenToClient(GetHwnd(),&(lvhti.pt));
 #endif //__WXWINCE__
                 ::GetCursorPos(&(lvhti.pt));
                 ::ScreenToClient(GetHwnd(),&(lvhti.pt));


@@ -2092,7 +2088,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
             case NM_CUSTOMDRAW:
                 *result = OnCustomDraw(lParam);
 
             case NM_CUSTOMDRAW:
                 *result = OnCustomDraw(lParam);
 

-                return TRUE;
+                return true;

 #endif // _WIN32_IE >= 0x300
 
             case LVN_ODCACHEHINT:
 #endif // _WIN32_IE >= 0x300
 
             case LVN_ODCACHEHINT:


@@ -2106,7 +2102,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                     // deleting an item, for items in invalid range -- filter
                     // this garbage out
                     if ( cacheHint->iFrom > cacheHint->iTo )
                     // deleting an item, for items in invalid range -- filter
                     // this garbage out
                     if ( cacheHint->iFrom > cacheHint->iTo )

-                        return FALSE;
+                        return false;

 
                     event.m_oldItemIndex = cacheHint->iFrom;
 
 
                     event.m_oldItemIndex = cacheHint->iFrom;
 


@@ -2143,7 +2139,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                     wxASSERT_MSG( !(lvi.mask & LVIF_STATE),
                                   _T("we don't support state callbacks yet!") );
 
                     wxASSERT_MSG( !(lvi.mask & LVIF_STATE),
                                   _T("we don't support state callbacks yet!") );
 

-                    return TRUE;
+                    return true;

                 }
                 // fall through
 
                 }
                 // fall through
 


@@ -2154,7 +2150,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
     else
     {
         // where did this one come from?
     else
     {
         // where did this one come from?

-        return FALSE;
+        return false;

     }
 
     // process the event
     }
 
     // process the event


@@ -2169,11 +2165,15 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
     switch ( nmhdr->code )
     {
         case LVN_DELETEALLITEMS:
     switch ( nmhdr->code )
     {
         case LVN_DELETEALLITEMS:

-            // always return TRUE to suppress all additional LVN_DELETEITEM
+            // always return true to suppress all additional LVN_DELETEITEM

             // notifications - this makes deleting all items from a list ctrl
             // much faster
             *result = TRUE;
             // notifications - this makes deleting all items from a list ctrl
             // much faster
             *result = TRUE;

-            return TRUE;
+
+            // also, we may free all user data now (couldn't do it before as
+            // the user should have access to it in OnDeleteAllItems() handler)
+            FreeAllInternalData();
+            return true;

 
         case LVN_ENDLABELEDITA:
         case LVN_ENDLABELEDITW:
 
         case LVN_ENDLABELEDITA:
         case LVN_ENDLABELEDITW:


@@ -2191,7 +2191,7 @@ bool wxListCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 m_textCtrl = NULL;
             }
 
                 m_textCtrl = NULL;
             }
 

-            return TRUE;
+            return true;

     }
 
     if ( processed )
     }
 
     if ( processed )


@@ -2313,7 +2313,6 @@ void wxListCtrl::OnPaint(wxPaintEvent& event)
 
     wxSize clientSize = GetClientSize();
     wxRect itemRect;
 
     wxSize clientSize = GetClientSize();
     wxRect itemRect;

-    int cy=0;

 
     int itemCount = GetItemCount();
     int i;
 
     int itemCount = GetItemCount();
     int i;


@@ -2324,7 +2323,7 @@ void wxListCtrl::OnPaint(wxPaintEvent& event)
         {
             if (GetItemRect(i, itemRect))
             {
         {
             if (GetItemRect(i, itemRect))
             {

-                cy = itemRect.GetTop();
+                int cy = itemRect.GetTop();

                 if (i != 0) // Don't draw the first one
                 {
                     dc.DrawLine(0, cy, clientSize.x, cy);
                 if (i != 0) // Don't draw the first one
                 {
                     dc.DrawLine(0, cy, clientSize.x, cy);


@@ -2495,13 +2494,13 @@ static void wxConvertFromMSWListItem(HWND hwndListCtrl,
 
     long oldMask = lvItem.mask;
 
 
     long oldMask = lvItem.mask;
 

-    bool needText = FALSE;
+    bool needText = false;

     if (hwndListCtrl != 0)
     {
         if ( lvItem.mask & LVIF_TEXT )
     if (hwndListCtrl != 0)
     {
         if ( lvItem.mask & LVIF_TEXT )

-            needText = FALSE;
+            needText = false;

         else
         else

-            needText = TRUE;
+            needText = true;

 
         if ( needText )
         {
 
         if ( needText )
         {