X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4b7f2165565bb33b149baf1272e28f9a61d579d3..f1e269209afbcbec4e46ab5df4ba43d902a6bf2f:/src/common/wincmn.cpp

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index a45c841cbd..d38042bda3 100644
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -6,7 +6,7 @@
 // Created:     13/07/98
 // RCS-ID:      $Id$
 // Copyright:   (c) wxWindows team
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "windowbase.h"
 #endif
 
@@ -35,22 +35,36 @@
     #include "wx/frame.h"
     #include "wx/defs.h"
     #include "wx/window.h"
+    #include "wx/control.h"
     #include "wx/checkbox.h"
     #include "wx/radiobut.h"
+    #include "wx/statbox.h"
     #include "wx/textctrl.h"
     #include "wx/settings.h"
     #include "wx/dialog.h"
+    #include "wx/msgdlg.h"
+    #include "wx/statusbr.h"
+    #include "wx/dcclient.h"
 #endif //WX_PRECOMP
 
 #if wxUSE_CONSTRAINTS
     #include "wx/layout.h"
-    #include "wx/sizer.h"
 #endif // wxUSE_CONSTRAINTS
 
+#include "wx/sizer.h"
+
 #if wxUSE_DRAG_AND_DROP
     #include "wx/dnd.h"
 #endif // wxUSE_DRAG_AND_DROP
 
+#if wxUSE_ACCESSIBILITY
+    #include "wx/access.h"
+#endif
+
+#if wxUSE_HELP
+    #include "wx/cshelp.h"
+#endif // wxUSE_HELP
+
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 #endif // wxUSE_TOOLTIPS
@@ -63,7 +77,11 @@
 // static data
 // ----------------------------------------------------------------------------
 
+#if defined(__WXPM__)
+int wxWindowBase::ms_lastControlId = 2000;
+#else
 int wxWindowBase::ms_lastControlId = -200;
+#endif
 
 IMPLEMENT_ABSTRACT_CLASS(wxWindowBase, wxEvtHandler)
 
@@ -74,6 +92,12 @@ IMPLEMENT_ABSTRACT_CLASS(wxWindowBase, wxEvtHandler)
 BEGIN_EVENT_TABLE(wxWindowBase, wxEvtHandler)
     EVT_SYS_COLOUR_CHANGED(wxWindowBase::OnSysColourChanged)
     EVT_INIT_DIALOG(wxWindowBase::OnInitDialog)
+    EVT_MIDDLE_DOWN(wxWindowBase::OnMiddleClick)
+
+#if wxUSE_HELP
+    EVT_HELP(-1, wxWindowBase::OnHelp)
+#endif // wxUSE_HELP
+
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -90,7 +114,6 @@ void wxWindowBase::InitBase()
     // no window yet, no parent nor children
     m_parent = (wxWindow *)NULL;
     m_windowId = -1;
-    m_children.DeleteContents( FALSE ); // don't auto delete node data
 
     // no constraints on the minimal window size
     m_minWidth =
@@ -102,10 +125,6 @@ void wxWindowBase::InitBase()
     m_isShown = FALSE;
     m_isEnabled = TRUE;
 
-    // no client data (yet)
-    m_clientData = NULL;
-    m_clientDataType = ClientData_None;
-
     // the default event handler is just this window
     m_eventHandler = this;
 
@@ -115,31 +134,36 @@ void wxWindowBase::InitBase()
 #endif // wxUSE_VALIDATORS
 
     // use the system default colours
-    wxSystemSettings settings;
-
-    m_backgroundColour = settings.GetSystemColour(wxSYS_COLOUR_BTNFACE);
-    // m_foregroundColour = *wxBLACK;  // TODO take this from sys settings too?
-    m_foregroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT);
+    m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
+    m_foregroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
+
+    // don't set the font here for wxMSW as we don't call WM_SETFONT here and
+    // so the font is *not* really set - but calls to SetFont() later won't do
+    // anything because m_font appears to be already set!
+#ifndef __WXMSW__
+    m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
+#endif // __WXMSW__
+
+    // the colours/fonts are default for now
+    m_hasBgCol =
+    m_hasFgCol =
+    m_hasFont = FALSE;
+    
+    m_isBeingDeleted = FALSE;
 
-#if !defined(__WXMAC__) && !defined(__WXGTK__)
-    m_font = *wxSWISS_FONT;         //      and this?
-#else
-	m_font = settings.GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
-#endif
     // no style bits
+    m_exStyle =
     m_windowStyle = 0;
 
-    // an optimization for the event processing: checking this flag is much
-    // faster than using IsKindOf(CLASSINFO(wxWindow))
-    m_isWindow = TRUE;
-
 #if wxUSE_CONSTRAINTS
     // no constraints whatsoever
     m_constraints = (wxLayoutConstraints *) NULL;
     m_constraintsInvolvedIn = (wxWindowList *) NULL;
+#endif // wxUSE_CONSTRAINTS
+
     m_windowSizer = (wxSizer *) NULL;
+    m_containingSizer = (wxSizer *) NULL;
     m_autoLayout = FALSE;
-#endif // wxUSE_CONSTRAINTS
 
 #if wxUSE_DRAG_AND_DROP
     m_dropTarget = (wxDropTarget *)NULL;
@@ -152,6 +176,24 @@ void wxWindowBase::InitBase()
 #if wxUSE_CARET
     m_caret = (wxCaret *)NULL;
 #endif // wxUSE_CARET
+
+#if wxUSE_PALETTE
+    m_hasCustomPalette = FALSE;
+#endif // wxUSE_PALETTE
+
+#if wxUSE_ACCESSIBILITY
+    m_accessible = NULL;
+#endif
+
+    m_virtualSize = wxDefaultSize;
+
+    m_minVirtualWidth =
+    m_minVirtualHeight =
+    m_maxVirtualWidth =
+    m_maxVirtualHeight = -1;
+
+    // Whether we're using the current theme for this window (wxGTK only for now)
+    m_themeEnabled = FALSE;
 }
 
 // common part of window creation process
@@ -163,13 +205,25 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
                               const wxValidator& validator,
                               const wxString& name)
 {
-    // m_isWindow is set to TRUE in wxWindowBase::Init() as well as many other
-    // member variables - check that it has been called (will catch the case
-    // when a new ctor is added which doesn't call InitWindow)
-    wxASSERT_MSG( m_isWindow, wxT("Init() must have been called before!") );
+#if wxUSE_STATBOX
+    // wxGTK doesn't allow to create controls with static box as the parent so
+    // this will result in a crash when the program is ported to wxGTK so warn
+    // the user about it
+
+    // if you get this assert, the correct solution is to create the controls
+    // as siblings of the static box
+    wxASSERT_MSG( !parent || !wxDynamicCast(parent, wxStaticBox),
+                  _T("wxStaticBox can't be used as a window parent!") );
+#endif // wxUSE_STATBOX
+
+    // ids are limited to 16 bits under MSW so if you care about portability,
+    // it's not a good idea to use ids out of this range (and negative ids are
+    // reserved for wxWindows own usage)
+    wxASSERT_MSG( id == wxID_ANY || (id >= 0 && id < 32767),
+                  _T("invalid id value") );
 
     // generate a new id if the user doesn't care about it
-    m_windowId = id == -1 ? NewControlId() : id;
+    m_windowId = id == wxID_ANY ? NewControlId() : id;
 
     SetName(name);
     SetWindowStyleFlag(style);
@@ -179,6 +233,14 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
     SetValidator(validator);
 #endif // wxUSE_VALIDATORS
 
+    // if the parent window has wxWS_EX_VALIDATE_RECURSIVELY set, we want to
+    // have it too - like this it's possible to set it only in the top level
+    // dialog/frame and all children will inherit it by defult
+    if ( parent && (parent->GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) )
+    {
+        SetExtraStyle(GetExtraStyle() | wxWS_EX_VALIDATE_RECURSIVELY);
+    }
+
     return TRUE;
 }
 
@@ -189,6 +251,8 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
 // common clean up
 wxWindowBase::~wxWindowBase()
 {
+    wxASSERT_MSG( GetCapture() != this, wxT("attempt to destroy window with mouse capture") );
+
     // FIXME if these 2 cases result from programming errors in the user code
     //       we should probably assert here instead of silently fixing them
 
@@ -198,20 +262,10 @@ wxWindowBase::~wxWindowBase()
 
     // Just in case we've loaded a top-level window via LoadNativeDialog but
     // we weren't a dialog class
-    wxTopLevelWindows.DeleteObject(this);
+    wxTopLevelWindows.DeleteObject((wxWindow*)this);
 
     wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
 
-    // make sure that there are no dangling pointers left pointing to us
-    wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
-    if ( panel )
-    {
-        if ( panel->GetLastFocus() == this )
-        {
-            panel->SetLastFocus((wxWindow *)NULL);
-        }
-    }
-
 #if wxUSE_CARET
     if ( m_caret )
         delete m_caret;
@@ -222,10 +276,6 @@ wxWindowBase::~wxWindowBase()
         delete m_windowValidator;
 #endif // wxUSE_VALIDATORS
 
-    // we only delete object data, not untyped
-    if ( m_clientDataType == ClientData_Object )
-        delete m_clientObject;
-
 #if wxUSE_CONSTRAINTS
     // Have to delete constraints/sizer FIRST otherwise sizers may try to look
     // at deleted windows as they delete themselves.
@@ -240,11 +290,14 @@ wxWindowBase::~wxWindowBase()
         m_constraints = NULL;
     }
 
+#endif // wxUSE_CONSTRAINTS
+
+    if ( m_containingSizer )
+        m_containingSizer->Detach( (wxWindow*)this );
+
     if ( m_windowSizer )
         delete m_windowSizer;
 
-#endif // wxUSE_CONSTRAINTS
-
 #if wxUSE_DRAG_AND_DROP
     if ( m_dropTarget )
         delete m_dropTarget;
@@ -254,6 +307,17 @@ wxWindowBase::~wxWindowBase()
     if ( m_tooltip )
         delete m_tooltip;
 #endif // wxUSE_TOOLTIPS
+
+#if wxUSE_ACCESSIBILITY
+    if ( m_accessible )
+        delete m_accessible;
+#endif
+
+    // reset the dangling pointer our parent window may keep to us
+    if ( m_parent && m_parent->GetDefaultItem() == this )
+    {
+        m_parent->SetDefaultItem(NULL);
+    }
 }
 
 bool wxWindowBase::Destroy()
@@ -267,9 +331,6 @@ bool wxWindowBase::Close(bool force)
 {
     wxCloseEvent event(wxEVT_CLOSE_WINDOW, m_windowId);
     event.SetEventObject(this);
-#if WXWIN_COMPATIBILITY
-    event.SetForce(force);
-#endif // WXWIN_COMPATIBILITY
     event.SetCanVeto(!force);
 
     // return FALSE if window wasn't closed because the application vetoed the
@@ -279,7 +340,7 @@ bool wxWindowBase::Close(bool force)
 
 bool wxWindowBase::DestroyChildren()
 {
-    wxWindowList::Node *node;
+    wxWindowList::compatibility_iterator node;
     for ( ;; )
     {
         // we iterate until the list becomes empty
@@ -291,6 +352,7 @@ bool wxWindowBase::DestroyChildren()
 
         wxASSERT_MSG( child, wxT("children list contains empty nodes") );
 
+        child->Show(FALSE);
         delete child;
 
         wxASSERT_MSG( !GetChildren().Find(child),
@@ -307,13 +369,46 @@ bool wxWindowBase::DestroyChildren()
 // centre the window with respect to its parent in either (or both) directions
 void wxWindowBase::Centre(int direction)
 {
+    // the position/size of the parent window or of the entire screen
+    wxPoint posParent;
     int widthParent, heightParent;
 
-    wxWindow *parent = GetParent();
-    if ( !parent )
+    wxWindow *parent = NULL;
+
+    if ( !(direction & wxCENTRE_ON_SCREEN) )
     {
-        // no other choice
-        direction |= wxCENTRE_ON_SCREEN;
+        // find the parent to centre this window on: it should be the
+        // immediate parent for the controls but the top level parent for the
+        // top level windows (like dialogs)
+        parent = GetParent();
+        if ( IsTopLevel() )
+        {
+            while ( parent && !parent->IsTopLevel() )
+            {
+                parent = parent->GetParent();
+            }
+        }
+
+        // there is no wxTopLevelWindow under wxMotif yet
+#ifndef __WXMOTIF__
+        // we shouldn't center the dialog on the iconized window: under
+        // Windows, for example, this places it completely off the screen
+        if ( parent )
+        {
+            wxTopLevelWindow *winTop = wxDynamicCast(parent, wxTopLevelWindow);
+            if ( winTop && winTop->IsIconized() )
+            {
+                parent = NULL;
+            }
+        }
+#endif // __WXMOTIF__
+
+        // did we find the parent?
+        if ( !parent )
+        {
+            // no other choice
+            direction |= wxCENTRE_ON_SCREEN;
+        }
     }
 
     if ( direction & wxCENTRE_ON_SCREEN )
@@ -323,8 +418,19 @@ void wxWindowBase::Centre(int direction)
     }
     else
     {
-        // centre inside the parents rectangle
-        parent->GetClientSize(&widthParent, &heightParent);
+        if ( IsTopLevel() )
+        {
+            // centre on the parent
+            parent->GetSize(&widthParent, &heightParent);
+
+            // adjust to the parents position
+            posParent = parent->GetPosition();
+        }
+        else
+        {
+            // centre inside the parents client rectangle
+            parent->GetClientSize(&widthParent, &heightParent);
+        }
     }
 
     int width, height;
@@ -339,22 +445,40 @@ void wxWindowBase::Centre(int direction)
     if ( direction & wxVERTICAL )
         yNew = (heightParent - height)/2;
 
-    // controls are always centered on their parent because it doesn't make
-    // sense to centre them on the screen
-    if ( !(direction & wxCENTRE_ON_SCREEN) || wxDynamicCast(this, wxControl) )
-    {
-        // theo nly chance to get this is to have a wxControl without parent
-        wxCHECK_RET( parent, wxT("a control must have a parent") );
+    xNew += posParent.x;
+    yNew += posParent.y;
 
-        // adjust to the parents client area origin
-        wxPoint posParent = parent->ClientToScreen(wxPoint(0, 0));
+    // Base size of the visible dimensions of the display
+    // to take into account the taskbar
+    wxRect rect = wxGetClientDisplayRect();
+    wxSize size (rect.width,rect.height);
 
-        xNew += posParent.x;
-        yNew += posParent.y;
+    // NB: in wxMSW, negative position may not neccessary mean "out of screen",
+    //     but it may mean that the window is placed on other than the main
+    //     display. Therefore we only make sure centered window is on the main display
+    //     if the parent is at least partially present here.
+    if (posParent.x + widthParent >= 0)  // if parent is (partially) on the main display
+    {
+        if (xNew < 0)
+            xNew = 0;
+        else if (xNew+width > size.x)
+            xNew = size.x-width-1;
+    }
+    if (posParent.y + heightParent >= 0)  // if parent is (partially) on the main display
+    {
+        if (yNew+height > size.y)
+            yNew = size.y-height-1;
+
+        // Make certain that the title bar is initially visible
+        // always, even if this would push the bottom of the
+        // dialog of the visible area of the display
+        if (yNew < 0)
+            yNew = 0;
     }
 
-    // move the centre of this window to this position
-    Move(xNew, yNew);
+    // move the window to this position (keeping the old size but using
+    // SetSize() and not Move() to allow xNew and/or yNew to be -1)
+    SetSize(xNew, yNew, width, height, wxSIZE_ALLOW_MINUS_ONE);
 }
 
 // fits the window around the children
@@ -367,29 +491,92 @@ void wxWindowBase::Fit()
     //else: do nothing if we have no children
 }
 
+// fits virtual size (ie. scrolled area etc.) around children
+void wxWindowBase::FitInside()
+{
+    if ( GetChildren().GetCount() > 0 )
+    {
+        SetVirtualSize( GetBestVirtualSize() );
+    }
+}
+
 // return the size best suited for the current window
 wxSize wxWindowBase::DoGetBestSize() const
 {
-    if ( GetChildren().GetCount() > 0 )
+    if ( m_windowSizer )
+    {
+        return m_windowSizer->GetMinSize();
+    }
+#if wxUSE_CONSTRAINTS
+    else if ( m_constraints )
+    {
+        wxConstCast(this, wxWindowBase)->SatisfyConstraints();
+
+        // our minimal acceptable size is such that all our windows fit inside
+        int maxX = 0,
+            maxY = 0;
+
+        for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+              node;
+              node = node->GetNext() )
+        {
+            wxLayoutConstraints *c = node->GetData()->GetConstraints();
+            if ( !c )
+            {
+                // it's not normal that we have an unconstrained child, but
+                // what can we do about it?
+                continue;
+            }
+
+            int x = c->right.GetValue(),
+                y = c->bottom.GetValue();
+
+            if ( x > maxX )
+                maxX = x;
+
+            if ( y > maxY )
+                maxY = y;
+
+            // TODO: we must calculate the overlaps somehow, otherwise we
+            //       will never return a size bigger than the current one :-(
+        }
+
+        return wxSize(maxX, maxY);
+    }
+#endif // wxUSE_CONSTRAINTS
+    else if ( GetChildren().GetCount() > 0 )
     {
         // our minimal acceptable size is such that all our windows fit inside
         int maxX = 0,
             maxY = 0;
 
-        for ( wxWindowList::Node *node = GetChildren().GetFirst();
+        for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
               node;
               node = node->GetNext() )
         {
             wxWindow *win = node->GetData();
-            if ( win->IsTopLevel() )
+            if ( win->IsTopLevel()
+#if wxUSE_STATUSBAR
+                    || wxDynamicCast(win, wxStatusBar)
+#endif // wxUSE_STATUSBAR
+               )
             {
                 // dialogs and frames lie in different top level windows -
-                // don't deal with them here
+                // don't deal with them here; as for the status bars, they
+                // don't lie in the client area at all
                 continue;
             }
 
             int wx, wy, ww, wh;
             win->GetPosition(&wx, &wy);
+
+            // if the window hadn't been positioned yet, assume that it is in
+            // the origin
+            if ( wx == -1 )
+                wx = 0;
+            if ( wy == -1 )
+                wy = 0;
+
             win->GetSize(&ww, &wh);
             if ( wx + ww > maxX )
                 maxX = wx + ww;
@@ -397,8 +584,12 @@ wxSize wxWindowBase::DoGetBestSize() const
                 maxY = wy + wh;
         }
 
-        // leave a margin
-        return wxSize(maxX + 7, maxY + 14);
+        // for compatibility with the old versions and because it really looks
+        // slightly more pretty like this, add a pad
+        maxX += 7;
+        maxY += 14;
+
+        return wxSize(maxX, maxY);
     }
     else
     {
@@ -408,17 +599,60 @@ wxSize wxWindowBase::DoGetBestSize() const
     }
 }
 
+// by default the origin is not shifted
+wxPoint wxWindowBase::GetClientAreaOrigin() const
+{
+    return wxPoint(0, 0);
+}
+
 // set the min/max size of the window
 void wxWindowBase::SetSizeHints(int minW, int minH,
                                 int maxW, int maxH,
                                 int WXUNUSED(incW), int WXUNUSED(incH))
 {
+    // setting min width greater than max width leads to infinite loops under
+    // X11 and generally doesn't make any sense, so don't allow it
+    wxCHECK_RET( (minW == -1 || maxW == -1 || minW <= maxW) &&
+                    (minH == -1 || maxH == -1 || minH <= maxH),
+                 _T("min width/height must be less than max width/height!") );
+
     m_minWidth = minW;
     m_maxWidth = maxW;
     m_minHeight = minH;
     m_maxHeight = maxH;
 }
 
+void wxWindowBase::SetVirtualSizeHints( int minW, int minH,
+                                        int maxW, int maxH )
+{
+    m_minVirtualWidth = minW;
+    m_maxVirtualWidth = maxW;
+    m_minVirtualHeight = minH;
+    m_maxVirtualHeight = maxH;
+}
+
+void wxWindowBase::DoSetVirtualSize( int x, int y )
+{
+    if ( m_minVirtualWidth != -1 && m_minVirtualWidth > x )
+        x = m_minVirtualWidth;
+    if ( m_maxVirtualWidth != -1 && m_maxVirtualWidth < x )
+        x = m_maxVirtualWidth;
+    if ( m_minVirtualHeight != -1 && m_minVirtualHeight > y )
+        y = m_minVirtualHeight;
+    if ( m_maxVirtualHeight != -1 && m_maxVirtualHeight < y )
+        y = m_maxVirtualHeight;
+
+    m_virtualSize = wxSize(x, y);
+}
+
+wxSize wxWindowBase::DoGetVirtualSize() const
+{
+    wxSize  s( GetClientSize() );
+
+    return wxSize( wxMax( m_virtualSize.GetWidth(), s.GetWidth() ),
+                   wxMax( m_virtualSize.GetHeight(), s.GetHeight() ) );
+}
+
 // ----------------------------------------------------------------------------
 // show/hide/enable/disable the window
 // ----------------------------------------------------------------------------
@@ -467,7 +701,12 @@ void wxWindowBase::AddChild(wxWindowBase *child)
 {
     wxCHECK_RET( child, wxT("can't add a NULL child") );
 
-    GetChildren().Append(child);
+    // this should never happen and it will lead to a crash later if it does
+    // because RemoveChild() will remove only one node from the children list
+    // and the other(s) one(s) will be left with dangling pointers in them
+    wxASSERT_MSG( !GetChildren().Find((wxWindow*)child), _T("AddChild() called twice") );
+
+    GetChildren().Append((wxWindow*)child);
     child->SetParent(this);
 }
 
@@ -475,8 +714,8 @@ void wxWindowBase::RemoveChild(wxWindowBase *child)
 {
     wxCHECK_RET( child, wxT("can't remove a NULL child") );
 
-    GetChildren().DeleteObject(child);
-    child->SetParent((wxWindow *)NULL);
+    GetChildren().DeleteObject((wxWindow *)child);
+    child->SetParent(NULL);
 }
 
 bool wxWindowBase::Reparent(wxWindowBase *newParent)
@@ -495,7 +734,7 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent)
     }
     else
     {
-        wxTopLevelWindows.DeleteObject(this);
+        wxTopLevelWindows.DeleteObject((wxWindow *)this);
     }
 
     // add it to the new one
@@ -505,7 +744,7 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent)
     }
     else
     {
-        wxTopLevelWindows.Append(this);
+        wxTopLevelWindows.Append((wxWindow *)this);
     }
 
     return TRUE;
@@ -517,7 +756,13 @@ bool wxWindowBase::Reparent(wxWindowBase *newParent)
 
 void wxWindowBase::PushEventHandler(wxEvtHandler *handler)
 {
-    handler->SetNextHandler(GetEventHandler());
+    wxEvtHandler *handlerOld = GetEventHandler();
+
+    handler->SetNextHandler(handlerOld);
+
+    if ( handlerOld )
+        GetEventHandler()->SetPreviousHandler(handler);
+
     SetEventHandler(handler);
 }
 
@@ -528,7 +773,11 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler)
     {
         wxEvtHandler *handlerB = handlerA->GetNextHandler();
         handlerA->SetNextHandler((wxEvtHandler *)NULL);
+
+        if ( handlerB )
+            handlerB->SetPreviousHandler((wxEvtHandler *)NULL);
         SetEventHandler(handlerB);
+
         if ( deleteHandler )
         {
             delete handlerA;
@@ -539,6 +788,45 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler)
     return handlerA;
 }
 
+bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler)
+{
+    wxCHECK_MSG( handler, FALSE, _T("RemoveEventHandler(NULL) called") );
+
+    wxEvtHandler *handlerPrev = NULL,
+                 *handlerCur = GetEventHandler();
+    while ( handlerCur )
+    {
+        wxEvtHandler *handlerNext = handlerCur->GetNextHandler();
+
+        if ( handlerCur == handler )
+        {
+            if ( handlerPrev )
+            {
+                handlerPrev->SetNextHandler(handlerNext);
+            }
+            else
+            {
+                SetEventHandler(handlerNext);
+            }
+
+            if ( handlerNext )
+            {
+                handlerNext->SetPreviousHandler ( handlerPrev );
+            }
+            handler->SetNextHandler(NULL);
+
+            return TRUE;
+        }
+
+        handlerPrev = handlerCur;
+        handlerCur = handlerNext;
+    }
+
+    wxFAIL_MSG( _T("where has the event handler gone?") );
+
+    return FALSE;
+}
+
 // ----------------------------------------------------------------------------
 // cursors, fonts &c
 // ----------------------------------------------------------------------------
@@ -550,6 +838,8 @@ bool wxWindowBase::SetBackgroundColour( const wxColour &colour )
 
     m_backgroundColour = colour;
 
+    m_hasBgCol = TRUE;
+
     return TRUE;
 }
 
@@ -560,21 +850,22 @@ bool wxWindowBase::SetForegroundColour( const wxColour &colour )
 
     m_foregroundColour = colour;
 
+    m_hasFgCol = TRUE;
+
     return TRUE;
 }
 
 bool wxWindowBase::SetCursor(const wxCursor& cursor)
 {
-    // don't try to set invalid cursor, always fall back to the default
-    const wxCursor& cursorOk = cursor.Ok() ? cursor : *wxSTANDARD_CURSOR;
-
-    if ( (wxCursor&)cursorOk == m_cursor )
+    // setting an invalid cursor is ok, it means that we don't have any special
+    // cursor
+    if ( m_cursor == cursor )
     {
         // no change
         return FALSE;
     }
 
-    m_cursor = cursorOk;
+    m_cursor = cursor;
 
     return TRUE;
 }
@@ -584,7 +875,7 @@ bool wxWindowBase::SetFont(const wxFont& font)
     // don't try to set invalid font, always fall back to the default
     const wxFont& fontOk = font.Ok() ? font : *wxSWISS_FONT;
 
-    if ( (wxFont&)fontOk == m_font )
+    if ( fontOk == m_font )
     {
         // no change
         return FALSE;
@@ -592,9 +883,36 @@ bool wxWindowBase::SetFont(const wxFont& font)
 
     m_font = fontOk;
 
+    m_hasFont = TRUE;
+
     return TRUE;
 }
 
+#if wxUSE_PALETTE
+
+void wxWindowBase::SetPalette(const wxPalette& pal)
+{
+    m_hasCustomPalette = TRUE;
+    m_palette = pal;
+
+    // VZ: can anyone explain me what do we do here?
+    wxWindowDC d((wxWindow *) this);
+    d.SetPalette(pal);
+}
+
+wxWindow *wxWindowBase::GetAncestorWithCustomPalette() const
+{
+    wxWindow *win = (wxWindow *)this;
+    while ( win && !win->HasCustomPalette() )
+    {
+        win = win->GetParent();
+    }
+
+    return win;
+}
+
+#endif // wxUSE_PALETTE
+
 #if wxUSE_CARET
 void wxWindowBase::SetCaret(wxCaret *caret)
 {
@@ -631,9 +949,21 @@ void wxWindowBase::SetValidator(const wxValidator& validator)
 #endif // wxUSE_VALIDATORS
 
 // ----------------------------------------------------------------------------
-// update region testing
+// update region stuff
 // ----------------------------------------------------------------------------
 
+wxRect wxWindowBase::GetUpdateClientRect() const
+{
+    wxRegion rgnUpdate = GetUpdateRegion();
+    rgnUpdate.Intersect(GetClientRect());
+    wxRect rectUpdate = rgnUpdate.GetBox();
+    wxPoint ptOrigin = GetClientAreaOrigin();
+    rectUpdate.x -= ptOrigin.x;
+    rectUpdate.y -= ptOrigin.y;
+
+    return rectUpdate;
+}
+
 bool wxWindowBase::IsExposed(int x, int y) const
 {
     return m_updateRegion.Contains(x, y) != wxOutRegion;
@@ -644,8 +974,19 @@ bool wxWindowBase::IsExposed(int x, int y, int w, int h) const
     return m_updateRegion.Contains(x, y, w, h) != wxOutRegion;
 }
 
+void wxWindowBase::ClearBackground()
+{
+    // wxGTK uses its own version, no need to add never used code
+#ifndef __WXGTK__
+    wxClientDC dc((wxWindow *)this);
+    wxBrush brush(GetBackgroundColour(), wxSOLID);
+    dc.SetBackground(brush);
+    dc.Clear();
+#endif // __WXGTK__
+}
+
 // ----------------------------------------------------------------------------
-// find window by id or name
+// find child window by id or name
 // ----------------------------------------------------------------------------
 
 wxWindow *wxWindowBase::FindWindow( long id )
@@ -654,7 +995,7 @@ wxWindow *wxWindowBase::FindWindow( long id )
         return (wxWindow *)this;
 
     wxWindowBase *res = (wxWindow *)NULL;
-    wxWindowList::Node *node;
+    wxWindowList::compatibility_iterator node;
     for ( node = m_children.GetFirst(); node && !res; node = node->GetNext() )
     {
         wxWindowBase *child = node->GetData();
@@ -670,7 +1011,7 @@ wxWindow *wxWindowBase::FindWindow( const wxString& name )
         return (wxWindow *)this;
 
     wxWindowBase *res = (wxWindow *)NULL;
-    wxWindowList::Node *node;
+    wxWindowList::compatibility_iterator node;
     for ( node = m_children.GetFirst(); node && !res; node = node->GetNext() )
     {
         wxWindow *child = node->GetData();
@@ -680,6 +1021,125 @@ wxWindow *wxWindowBase::FindWindow( const wxString& name )
     return (wxWindow *)res;
 }
 
+
+// find any window by id or name or label: If parent is non-NULL, look through
+// children for a label or title matching the specified string. If NULL, look
+// through all top-level windows.
+//
+// to avoid duplicating code we reuse the same helper function but with
+// different comparators
+
+typedef bool (*wxFindWindowCmp)(const wxWindow *win,
+                                const wxString& label, long id);
+
+static
+bool wxFindWindowCmpLabels(const wxWindow *win, const wxString& label,
+                           long WXUNUSED(id))
+{
+    return win->GetLabel() == label;
+}
+
+static
+bool wxFindWindowCmpNames(const wxWindow *win, const wxString& label,
+                          long WXUNUSED(id))
+{
+    return win->GetName() == label;
+}
+
+static
+bool wxFindWindowCmpIds(const wxWindow *win, const wxString& WXUNUSED(label),
+                        long id)
+{
+    return win->GetId() == id;
+}
+
+// recursive helper for the FindWindowByXXX() functions
+static
+wxWindow *wxFindWindowRecursively(const wxWindow *parent,
+                                  const wxString& label,
+                                  long id,
+                                  wxFindWindowCmp cmp)
+{
+    if ( parent )
+    {
+        // see if this is the one we're looking for
+        if ( (*cmp)(parent, label, id) )
+            return (wxWindow *)parent;
+
+        // It wasn't, so check all its children
+        for ( wxWindowList::compatibility_iterator node = parent->GetChildren().GetFirst();
+              node;
+              node = node->GetNext() )
+        {
+            // recursively check each child
+            wxWindow *win = (wxWindow *)node->GetData();
+            wxWindow *retwin = wxFindWindowRecursively(win, label, id, cmp);
+            if (retwin)
+                return retwin;
+        }
+    }
+
+    // Not found
+    return NULL;
+}
+
+// helper for FindWindowByXXX()
+static
+wxWindow *wxFindWindowHelper(const wxWindow *parent,
+                             const wxString& label,
+                             long id,
+                             wxFindWindowCmp cmp)
+{
+    if ( parent )
+    {
+        // just check parent and all its children
+        return wxFindWindowRecursively(parent, label, id, cmp);
+    }
+
+    // start at very top of wx's windows
+    for ( wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
+          node;
+          node = node->GetNext() )
+    {
+        // recursively check each window & its children
+        wxWindow *win = node->GetData();
+        wxWindow *retwin = wxFindWindowRecursively(win, label, id, cmp);
+        if (retwin)
+            return retwin;
+    }
+
+    return NULL;
+}
+
+/* static */
+wxWindow *
+wxWindowBase::FindWindowByLabel(const wxString& title, const wxWindow *parent)
+{
+    return wxFindWindowHelper(parent, title, 0, wxFindWindowCmpLabels);
+}
+
+/* static */
+wxWindow *
+wxWindowBase::FindWindowByName(const wxString& title, const wxWindow *parent)
+{
+    wxWindow *win = wxFindWindowHelper(parent, title, 0, wxFindWindowCmpNames);
+
+    if ( !win )
+    {
+        // fall back to the label
+        win = FindWindowByLabel(title, parent);
+    }
+
+    return win;
+}
+
+/* static */
+wxWindow *
+wxWindowBase::FindWindowById( long id, const wxWindow* parent )
+{
+    return wxFindWindowHelper(parent, _T(""), id, wxFindWindowCmpIds);
+}
+
 // ----------------------------------------------------------------------------
 // dialog oriented functions
 // ----------------------------------------------------------------------------
@@ -689,7 +1149,7 @@ void wxWindowBase::MakeModal(bool modal)
     // Disable all other windows
     if ( IsTopLevel() )
     {
-        wxWindowList::Node *node = wxTopLevelWindows.GetFirst();
+        wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
         while (node)
         {
             wxWindow *win = node->GetData();
@@ -704,7 +1164,9 @@ void wxWindowBase::MakeModal(bool modal)
 bool wxWindowBase::Validate()
 {
 #if wxUSE_VALIDATORS
-    wxWindowList::Node *node;
+    bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+
+    wxWindowList::compatibility_iterator node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {
         wxWindowBase *child = node->GetData();
@@ -713,6 +1175,11 @@ bool wxWindowBase::Validate()
         {
             return FALSE;
         }
+
+        if ( recurse && !child->Validate() )
+        {
+            return FALSE;
+        }
     }
 #endif // wxUSE_VALIDATORS
 
@@ -722,22 +1189,31 @@ bool wxWindowBase::Validate()
 bool wxWindowBase::TransferDataToWindow()
 {
 #if wxUSE_VALIDATORS
-    wxWindowList::Node *node;
+    bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+
+    wxWindowList::compatibility_iterator node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {
         wxWindowBase *child = node->GetData();
         wxValidator *validator = child->GetValidator();
         if ( validator && !validator->TransferToWindow() )
         {
-            wxLog *log = wxLog::GetActiveTarget();
-            if ( log )
-            {
-                wxLogWarning(_("Could not transfer data to window"));
-                log->Flush();
-            }
+            wxLogWarning(_("Could not transfer data to window"));
+#if wxUSE_LOG
+            wxLog::FlushActive();
+#endif // wxUSE_LOG
 
             return FALSE;
         }
+
+        if ( recurse )
+        {
+            if ( !child->TransferDataToWindow() )
+            {
+                // warning already given
+                return FALSE;
+            }
+        }
     }
 #endif // wxUSE_VALIDATORS
 
@@ -747,15 +1223,29 @@ bool wxWindowBase::TransferDataToWindow()
 bool wxWindowBase::TransferDataFromWindow()
 {
 #if wxUSE_VALIDATORS
-    wxWindowList::Node *node;
+    bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+
+    wxWindowList::compatibility_iterator node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {
         wxWindow *child = node->GetData();
-        if ( child->GetValidator() &&
-             !child->GetValidator()->TransferFromWindow() )
+        wxValidator *validator = child->GetValidator();
+        if ( validator && !validator->TransferFromWindow() )
         {
+            // nop warning here because the application is supposed to give
+            // one itself - we don't know here what might have gone wrongly
+
             return FALSE;
         }
+
+        if ( recurse )
+        {
+            if ( !child->TransferDataFromWindow() )
+            {
+                // warning already given
+                return FALSE;
+            }
+        }
     }
 #endif // wxUSE_VALIDATORS
 
@@ -770,39 +1260,97 @@ void wxWindowBase::InitDialog()
 }
 
 // ----------------------------------------------------------------------------
-// tooltips
+// context-sensitive help support
 // ----------------------------------------------------------------------------
 
-#if wxUSE_TOOLTIPS
+#if wxUSE_HELP
 
-void wxWindowBase::SetToolTip( const wxString &tip )
+// associate this help text with this window
+void wxWindowBase::SetHelpText(const wxString& text)
 {
-    // don't create the new tooltip if we already have one
-    if ( m_tooltip )
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
     {
-        m_tooltip->SetTip( tip );
+        helpProvider->AddHelp(this, text);
     }
-    else
+}
+
+// associate this help text with all windows with the same id as this
+// one
+void wxWindowBase::SetHelpTextForId(const wxString& text)
+{
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
     {
-        SetToolTip( new wxToolTip( tip ) );
+        helpProvider->AddHelp(GetId(), text);
+    }
+}
+
+// get the help string associated with this window (may be empty)
+wxString wxWindowBase::GetHelpText() const
+{
+    wxString text;
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        text = helpProvider->GetHelp(this);
     }
 
-    // setting empty tooltip text does not remove the tooltip any more - use
-    // SetToolTip((wxToolTip *)NULL) for this
+    return text;
 }
 
-void wxWindowBase::DoSetToolTip(wxToolTip *tooltip)
+// show help for this window
+void wxWindowBase::OnHelp(wxHelpEvent& event)
 {
-    if ( m_tooltip )
-        delete m_tooltip;
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        if ( helpProvider->ShowHelp(this) )
+        {
+            // skip the event.Skip() below
+            return;
+        }
+    }
 
-    m_tooltip = tooltip;
+    event.Skip();
 }
 
-#endif // wxUSE_TOOLTIPS
+#endif // wxUSE_HELP
 
 // ----------------------------------------------------------------------------
-// constraints and sizers
+// tooltipsroot.Replace("\\", "/");
+// ----------------------------------------------------------------------------
+
+#if wxUSE_TOOLTIPS
+
+void wxWindowBase::SetToolTip( const wxString &tip )
+{
+    // don't create the new tooltip if we already have one
+    if ( m_tooltip )
+    {
+        m_tooltip->SetTip( tip );
+    }
+    else
+    {
+        SetToolTip( new wxToolTip( tip ) );
+    }
+
+    // setting empty tooltip text does not remove the tooltip any more - use
+    // SetToolTip((wxToolTip *)NULL) for this
+}
+
+void wxWindowBase::DoSetToolTip(wxToolTip *tooltip)
+{
+    if ( m_tooltip )
+        delete m_tooltip;
+
+    m_tooltip = tooltip;
+}
+
+#endif // wxUSE_TOOLTIPS
+
+// ----------------------------------------------------------------------------
+// constraints and sizers
 // ----------------------------------------------------------------------------
 
 #if wxUSE_CONSTRAINTS
@@ -868,15 +1416,15 @@ void wxWindowBase::AddConstraintReference(wxWindowBase *otherWin)
 {
     if ( !m_constraintsInvolvedIn )
         m_constraintsInvolvedIn = new wxWindowList;
-    if ( !m_constraintsInvolvedIn->Find(otherWin) )
-        m_constraintsInvolvedIn->Append(otherWin);
+    if ( !m_constraintsInvolvedIn->Find((wxWindow *)otherWin) )
+        m_constraintsInvolvedIn->Append((wxWindow *)otherWin);
 }
 
 // REMOVE back-pointer to other windows we're involved with.
 void wxWindowBase::RemoveConstraintReference(wxWindowBase *otherWin)
 {
     if ( m_constraintsInvolvedIn )
-        m_constraintsInvolvedIn->DeleteObject(otherWin);
+        m_constraintsInvolvedIn->DeleteObject((wxWindow *)otherWin);
 }
 
 // Reset any constraints that mention this window
@@ -884,7 +1432,7 @@ void wxWindowBase::DeleteRelatedConstraints()
 {
     if ( m_constraintsInvolvedIn )
     {
-        wxWindowList::Node *node = m_constraintsInvolvedIn->GetFirst();
+        wxWindowList::compatibility_iterator node = m_constraintsInvolvedIn->GetFirst();
         while (node)
         {
             wxWindow *win = node->GetData();
@@ -903,8 +1451,8 @@ void wxWindowBase::DeleteRelatedConstraints()
                 constr->centreY.ResetIfWin(this);
             }
 
-            wxWindowList::Node *next = node->GetNext();
-            delete node;
+            wxWindowList::compatibility_iterator next = node->GetNext();
+            m_constraintsInvolvedIn->Erase(node);
             node = next;
         }
 
@@ -913,112 +1461,144 @@ void wxWindowBase::DeleteRelatedConstraints()
     }
 }
 
-void wxWindowBase::SetSizer(wxSizer *sizer)
+#endif // wxUSE_CONSTRAINTS
+
+void wxWindowBase::SetSizer(wxSizer *sizer, bool deleteOld)
 {
-    if (m_windowSizer) delete m_windowSizer;
+    if ( deleteOld )
+        delete m_windowSizer;
 
     m_windowSizer = sizer;
+
+    SetAutoLayout( sizer != NULL );
+}
+
+void wxWindowBase::SetSizerAndFit(wxSizer *sizer, bool deleteOld)
+{
+    SetSizer( sizer, deleteOld );
+    sizer->SetSizeHints( (wxWindow*) this );
+}
+
+#if wxUSE_CONSTRAINTS
+
+void wxWindowBase::SatisfyConstraints()
+{
+    wxLayoutConstraints *constr = GetConstraints();
+    bool wasOk = constr && constr->AreSatisfied();
+
+    ResetConstraints();   // Mark all constraints as unevaluated
+
+    int noChanges = 1;
+
+    // if we're a top level panel (i.e. our parent is frame/dialog), our
+    // own constraints will never be satisfied any more unless we do it
+    // here
+    if ( wasOk )
+    {
+        while ( noChanges > 0 )
+        {
+            LayoutPhase1(&noChanges);
+        }
+    }
+
+    LayoutPhase2(&noChanges);
 }
 
+#endif // wxUSE_CONSTRAINTS
+
 bool wxWindowBase::Layout()
 {
     // If there is a sizer, use it instead of the constraints
     if ( GetSizer() )
     {
         int w, h;
-        GetClientSize(&w, &h);
-
+        GetVirtualSize(&w, &h);
         GetSizer()->SetDimension( 0, 0, w, h );
     }
+#if wxUSE_CONSTRAINTS
     else
     {
-        wxLayoutConstraints *constr = GetConstraints();
-        bool wasOk = constr && constr->AreSatisfied();
-
-        ResetConstraints();   // Mark all constraints as unevaluated
-
-        // if we're a top level panel (i.e. our parent is frame/dialog), our
-        // own constraints will never be satisfied any more unless we do it
-        // here
-        if ( wasOk )
-        {
-            int noChanges = 1;
-            while ( noChanges > 0 )
-            {
-                constr->SatisfyConstraints(this, &noChanges);
-            }
-        }
-
-        DoPhase(1);           // Layout children
-        DoPhase(2);           // Layout grand children
+        SatisfyConstraints(); // Find the right constraints values
         SetConstraintSizes(); // Recursively set the real window sizes
     }
+#endif
 
     return TRUE;
 }
 
+#if wxUSE_CONSTRAINTS
 
-// Do a phase of evaluating constraints: the default behaviour. wxSizers may
-// do a similar thing, but also impose their own 'constraints' and order the
-// evaluation differently.
+// first phase of the constraints evaluation: set our own constraints
 bool wxWindowBase::LayoutPhase1(int *noChanges)
 {
     wxLayoutConstraints *constr = GetConstraints();
-    if ( constr )
-    {
-        return constr->SatisfyConstraints(this, noChanges);
-    }
-    else
-        return TRUE;
+
+    return !constr || constr->SatisfyConstraints(this, noChanges);
 }
 
+// second phase: set the constraints for our children
 bool wxWindowBase::LayoutPhase2(int *noChanges)
 {
     *noChanges = 0;
 
     // Layout children
     DoPhase(1);
+
+    // Layout grand children
     DoPhase(2);
+
     return TRUE;
 }
 
 // Do a phase of evaluating child constraints
 bool wxWindowBase::DoPhase(int phase)
 {
-    int noIterations = 0;
-    int maxIterations = 500;
-    int noChanges = 1;
-    int noFailures = 0;
+    // the list containing the children for which the constraints are already
+    // set correctly
     wxWindowList succeeded;
-    while ((noChanges > 0) && (noIterations < maxIterations))
+
+    // the max number of iterations we loop before concluding that we can't set
+    // the constraints
+    static const int maxIterations = 500;
+
+    for ( int noIterations = 0; noIterations < maxIterations; noIterations++ )
     {
-        noChanges = 0;
-        noFailures = 0;
-        wxWindowList::Node *node = GetChildren().GetFirst();
-        while (node)
+        int noChanges = 0;
+
+        // loop over all children setting their constraints
+        for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+              node;
+              node = node->GetNext() )
         {
             wxWindow *child = node->GetData();
-            if ( !child->IsTopLevel() )
+            if ( child->IsTopLevel() )
             {
-                wxLayoutConstraints *constr = child->GetConstraints();
-                if ( constr )
-                {
-                    if ( !succeeded.Find(child) )
-                    {
-                        int tempNoChanges = 0;
-                        bool success = ( (phase == 1) ? child->LayoutPhase1(&tempNoChanges) : child->LayoutPhase2(&tempNoChanges) ) ;
-                        noChanges += tempNoChanges;
-                        if ( success )
-                        {
-                            succeeded.Append(child);
-                        }
-                    }
-                }
+                // top level children are not inside our client area
+                continue;
+            }
+
+            if ( !child->GetConstraints() || succeeded.Find(child) )
+            {
+                // this one is either already ok or nothing we can do about it
+                continue;
+            }
+
+            int tempNoChanges = 0;
+            bool success = phase == 1 ? child->LayoutPhase1(&tempNoChanges)
+                                      : child->LayoutPhase2(&tempNoChanges);
+            noChanges += tempNoChanges;
+
+            if ( success )
+            {
+                succeeded.Append(child);
             }
-            node = node->GetNext();
         }
 
-        noIterations++;
+        if ( !noChanges )
+        {
+            // constraints are set
+            break;
+        }
     }
 
     return TRUE;
@@ -1039,7 +1619,7 @@ void wxWindowBase::ResetConstraints()
         constr->centreY.SetDone(FALSE);
     }
 
-    wxWindowList::Node *node = GetChildren().GetFirst();
+    wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
     while (node)
     {
         wxWindow *win = node->GetData();
@@ -1081,11 +1661,11 @@ void wxWindowBase::SetConstraintSizes(bool recurse)
 
     if ( recurse )
     {
-        wxWindowList::Node *node = GetChildren().GetFirst();
+        wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
         while (node)
         {
             wxWindow *win = node->GetData();
-            if ( !win->IsTopLevel() )
+            if ( !win->IsTopLevel() && win->GetConstraints() )
                 win->SetConstraintSizes();
             node = node->GetNext();
         }
@@ -1177,39 +1757,68 @@ void wxWindowBase::GetPositionConstraint(int *x, int *y) const
 
 #endif // wxUSE_CONSTRAINTS
 
+void wxWindowBase::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) const
+{
+    // don't do it for the dialogs/frames - they float independently of their
+    // parent
+    if ( !IsTopLevel() )
+    {
+        wxWindow *parent = GetParent();
+        if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent )
+        {
+            wxPoint pt(parent->GetClientAreaOrigin());
+            x += pt.x;
+            y += pt.y;
+        }
+    }
+}
+
 // ----------------------------------------------------------------------------
 // do Update UI processing for child controls
 // ----------------------------------------------------------------------------
 
-// TODO: should this be implemented for the child window rather
-// than the parent? Then you can override it e.g. for wxCheckBox
-// to do the Right Thing rather than having to assume a fixed number
-// of control classes.
-void wxWindowBase::UpdateWindowUI()
+void wxWindowBase::UpdateWindowUI(long flags)
 {
     wxUpdateUIEvent event(GetId());
     event.m_eventObject = this;
 
     if ( GetEventHandler()->ProcessEvent(event) )
     {
-        if ( event.GetSetEnabled() )
-            Enable(event.GetEnabled());
+        DoUpdateWindowUI(event);
+    }
 
-        if ( event.GetSetText() )
+    if (flags & wxUPDATE_UI_RECURSE)
+    {
+        wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+        while (node)
         {
-            wxControl *control = wxDynamicCast(this, wxControl);
-            if ( control )
-            {
-                wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl);
-                if ( text )
-                    text->SetValue(event.GetText());
-                else
-                    control->SetLabel(event.GetText());
-            }
+            wxWindow* child = (wxWindow*) node->GetData();
+            child->UpdateWindowUI(flags);
+            node = node->GetNext();
         }
+    }
+}
 
+// do the window-specific processing after processing the update event
+// TODO: take specific knowledge out of this function and
+// put in each control's base class. Unfortunately we don't
+// yet have base implementation files for wxCheckBox and wxRadioButton.
+void wxWindowBase::DoUpdateWindowUI(wxUpdateUIEvent& event)
+{
+    if ( event.GetSetEnabled() )
+        Enable(event.GetEnabled());
+    
+#if wxUSE_CONTROLS
+    if ( event.GetSetText() )
+    {
+        wxControl *control = wxDynamicCastThis(wxControl);
+        if ( control )
+        {
+            if ( event.GetText() != control->GetLabel() )
+                control->SetLabel(event.GetText());
+        }
 #if wxUSE_CHECKBOX
-        wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox);
+        wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox);
         if ( checkbox )
         {
             if ( event.GetSetChecked() )
@@ -1218,15 +1827,33 @@ void wxWindowBase::UpdateWindowUI()
 #endif // wxUSE_CHECKBOX
 
 #if wxUSE_RADIOBTN
-        wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton);
+        wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton);
         if ( radiobtn )
         {
             if ( event.GetSetChecked() )
                 radiobtn->SetValue(event.GetChecked());
         }
 #endif // wxUSE_RADIOBTN
+    }    
+#endif
+}
+
+#if 0
+// call internal idle recursively
+// may be obsolete (wait until OnIdle scheme stabilises)
+void wxWindowBase::ProcessInternalIdle()
+{
+    OnInternalIdle();
+
+    wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+    while (node)
+    {
+        wxWindow *child = node->GetData();
+        child->ProcessInternalIdle();
+        node = node->GetNext();
     }
 }
+#endif
 
 // ----------------------------------------------------------------------------
 // dialog units translations
@@ -1259,85 +1886,737 @@ wxPoint wxWindowBase::ConvertDialogToPixels(const wxPoint& pt)
 }
 
 // ----------------------------------------------------------------------------
-// client data
+// event handlers
 // ----------------------------------------------------------------------------
 
-void wxWindowBase::DoSetClientObject( wxClientData *data )
+// propagate the colour change event to the subwindows
+void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& event)
 {
-    wxASSERT_MSG( m_clientDataType != ClientData_Void,
-                  wxT("can't have both object and void client data") );
+    wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+    while ( node )
+    {
+        // Only propagate to non-top-level windows
+        wxWindow *win = node->GetData();
+        if ( !win->IsTopLevel() )
+        {
+            wxSysColourChangedEvent event2;
+            event.m_eventObject = win;
+            win->GetEventHandler()->ProcessEvent(event2);
+        }
 
-    if ( m_clientObject )
-        delete m_clientObject;
+        node = node->GetNext();
+    }
+}
 
-    m_clientObject = data;
-    m_clientDataType = ClientData_Object;
+// the default action is to populate dialog with data when it's created,
+// and nudge the UI into displaying itself correctly in case
+// we've turned the wxUpdateUIEvents frequency down low.
+void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) )
+{
+    TransferDataToWindow();
+    
+    // Update the UI at this point
+    UpdateWindowUI(wxUPDATE_UI_RECURSE);
 }
 
-wxClientData *wxWindowBase::DoGetClientObject() const
+// process Ctrl-Alt-mclick
+void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
 {
-    // it's not an error to call GetClientObject() on a window which doesn't
-    // have client data at all - NULL will be returned
-    wxASSERT_MSG( m_clientDataType != ClientData_Void,
-                  wxT("this window doesn't have object client data") );
+#if wxUSE_MSGDLG
+    if ( event.ControlDown() && event.AltDown() )
+    {
+        // don't translate these strings
+        wxString port;
 
-    return m_clientObject;
+#ifdef __WXUNIVERSAL__
+        port = _T("Univ/");
+#endif // __WXUNIVERSAL__
+
+        switch ( wxGetOsVersion() )
+        {
+            case wxMOTIF_X:     port += _T("Motif"); break;
+            case wxMAC:
+            case wxMAC_DARWIN:  port += _T("Mac"); break;
+            case wxBEOS:        port += _T("BeOS"); break;
+            case wxGTK:
+            case wxGTK_WIN32:
+            case wxGTK_OS2:
+            case wxGTK_BEOS:    port += _T("GTK"); break;
+            case wxWINDOWS:
+            case wxPENWINDOWS:
+            case wxWINDOWS_NT:
+            case wxWIN32S:
+            case wxWIN95:
+            case wxWIN386:      port += _T("MS Windows"); break;
+            case wxMGL_UNIX:
+            case wxMGL_X:
+            case wxMGL_WIN32:
+            case wxMGL_OS2:     port += _T("MGL"); break;
+            case wxWINDOWS_OS2:
+            case wxOS2_PM:      port += _T("OS/2"); break;
+            default:            port += _T("unknown"); break;
+        }
+
+        wxMessageBox(wxString::Format(
+                                      _T(
+                                        "       wxWindows Library (%s port)\nVersion %u.%u.%u%s, compiled at %s %s\n   Copyright (c) 1995-2002 wxWindows team"
+                                        ),
+                                      port.c_str(),
+                                      wxMAJOR_VERSION,
+                                      wxMINOR_VERSION,
+                                      wxRELEASE_NUMBER,
+#if wxUSE_UNICODE
+                                      L" (Unicode)",
+#else
+                                      "",
+#endif
+                                      __TDATE__,
+                                      __TTIME__
+                                     ),
+                     _T("wxWindows information"),
+                     wxICON_INFORMATION | wxOK,
+                     (wxWindow *)this);
+    }
+    else
+#endif // wxUSE_MSGDLG
+    {
+        event.Skip();
+    }
 }
 
-void wxWindowBase::DoSetClientData( void *data )
+// ----------------------------------------------------------------------------
+// accessibility
+// ----------------------------------------------------------------------------
+
+#if wxUSE_ACCESSIBILITY
+void wxWindowBase::SetAccessible(wxAccessible* accessible)
 {
-    wxASSERT_MSG( m_clientDataType != ClientData_Object,
-                  wxT("can't have both object and void client data") );
+    if (m_accessible && (accessible != m_accessible))
+        delete m_accessible;
+    m_accessible = accessible;
+    if (m_accessible)
+        m_accessible->SetWindow((wxWindow*) this);
+}
 
-    m_clientData = data;
-    m_clientDataType = ClientData_Void;
+// Returns the accessible object, creating if necessary.
+wxAccessible* wxWindowBase::GetOrCreateAccessible()
+{
+    if (!m_accessible)
+        m_accessible = CreateAccessible();
+    return m_accessible;
 }
 
-void *wxWindowBase::DoGetClientData() const
+// Override to create a specific accessible object.
+wxAccessible* wxWindowBase::CreateAccessible()
 {
-    // it's not an error to call GetClientData() on a window which doesn't have
-    // client data at all - NULL will be returned
-    wxASSERT_MSG( m_clientDataType != ClientData_Object,
-                  wxT("this window doesn't have void client data") );
+    return new wxWindowAccessible((wxWindow*) this);
+}
 
-    return m_clientData;
+#endif
+
+#if !wxUSE_STL
+// ----------------------------------------------------------------------------
+// list classes implementation
+// ----------------------------------------------------------------------------
+
+void wxWindowListNode::DeleteData()
+{
+    delete (wxWindow *)GetData();
 }
+#endif
 
 // ----------------------------------------------------------------------------
-// event handlers
+// borders
 // ----------------------------------------------------------------------------
 
-// propagate the colour change event to the subwindows
-void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& event)
+wxBorder wxWindowBase::GetBorder(long flags) const
 {
-    wxWindowList::Node *node = GetChildren().GetFirst();
-    while ( node )
+    wxBorder border = (wxBorder)(flags & wxBORDER_MASK);
+    if ( border == wxBORDER_DEFAULT )
     {
-        // Only propagate to non-top-level windows
-        wxWindow *win = node->GetData();
-        if ( !win->IsTopLevel() )
+        border = GetDefaultBorder();
+    }
+
+    return border;
+}
+
+wxBorder wxWindowBase::GetDefaultBorder() const
+{
+    return wxBORDER_NONE;
+}
+
+// ----------------------------------------------------------------------------
+// hit testing
+// ----------------------------------------------------------------------------
+
+wxHitTest wxWindowBase::DoHitTest(wxCoord x, wxCoord y) const
+{
+    // here we just check if the point is inside the window or not
+
+    // check the top and left border first
+    bool outside = x < 0 || y < 0;
+    if ( !outside )
+    {
+        // check the right and bottom borders too
+        wxSize size = GetSize();
+        outside = x >= size.x || y >= size.y;
+    }
+
+    return outside ? wxHT_WINDOW_OUTSIDE : wxHT_WINDOW_INSIDE;
+}
+
+// ----------------------------------------------------------------------------
+// mouse capture
+// ----------------------------------------------------------------------------
+
+struct WXDLLEXPORT wxWindowNext
+{
+    wxWindow *win;
+    wxWindowNext *next;
+} *wxWindowBase::ms_winCaptureNext = NULL;
+
+void wxWindowBase::CaptureMouse()
+{
+    wxLogTrace(_T("mousecapture"), _T("CaptureMouse(%p)"), this);
+
+    wxWindow *winOld = GetCapture();
+    if ( winOld )
+    {
+        ((wxWindowBase*) winOld)->DoReleaseMouse();
+
+        // save it on stack
+        wxWindowNext *item = new wxWindowNext;
+        item->win = winOld;
+        item->next = ms_winCaptureNext;
+        ms_winCaptureNext = item;
+    }
+    //else: no mouse capture to save
+
+    DoCaptureMouse();
+}
+
+void wxWindowBase::ReleaseMouse()
+{
+    wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(%p)"), this);
+
+    wxASSERT_MSG( GetCapture() == this, wxT("attempt to release mouse, but this window hasn't captured it") );
+
+    DoReleaseMouse();
+
+    if ( ms_winCaptureNext )
+    {
+        ((wxWindowBase*)ms_winCaptureNext->win)->DoCaptureMouse();
+
+        wxWindowNext *item = ms_winCaptureNext;
+        ms_winCaptureNext = item->next;
+        delete item;
+    }
+    //else: stack is empty, no previous capture
+
+    wxLogTrace(_T("mousecapture"),
+               _T("After ReleaseMouse() mouse is captured by %p"),
+               GetCapture());
+}
+
+#if wxUSE_HOTKEY
+
+bool
+wxWindowBase::RegisterHotKey(int WXUNUSED(hotkeyId),
+                             int WXUNUSED(modifiers),
+                             int WXUNUSED(keycode))
+{
+    // not implemented
+    return false;
+}
+
+bool wxWindowBase::UnregisterHotKey(int WXUNUSED(hotkeyId))
+{
+    // not implemented
+    return false;
+}
+
+#endif // wxUSE_HOTKEY
+
+void wxWindowBase::SendDestroyEvent()
+{
+    wxWindowDestroyEvent event;
+    event.SetEventObject(this);
+    event.SetId(GetId());
+    GetEventHandler()->ProcessEvent(event);
+}
+
+// ----------------------------------------------------------------------------
+// event processing
+// ----------------------------------------------------------------------------
+
+bool wxWindowBase::TryValidator(wxEvent& event)
+{
+#if wxUSE_VALIDATORS
+    // Can only use the validator of the window which
+    // is receiving the event
+    if ( event.GetEventObject() == this )
+    {
+        wxValidator *validator = GetValidator();
+        if ( validator && validator->ProcessEvent(event) )
         {
-            wxSysColourChangedEvent event2;
-            event.m_eventObject = win;
-            win->GetEventHandler()->ProcessEvent(event2);
+            return true;
         }
+    }
+#endif // wxUSE_VALIDATORS
 
-        node = node->GetNext();
+    return false;
+}
+
+bool wxWindowBase::TryParent(wxEvent& event)
+{
+    // carry on up the parent-child hierarchy if the propgation count hasn't
+    // reached zero yet
+    if ( event.ShouldPropagate() )
+    {
+        // honour the requests to stop propagation at this window: this is
+        // used by the dialogs, for example, to prevent processing the events
+        // from the dialog controls in the parent frame which rarely, if ever,
+        // makes sense
+        if ( !(GetExtraStyle() & wxWS_EX_BLOCK_EVENTS) )
+        {
+            wxWindow *parent = GetParent();
+            if ( parent && !parent->IsBeingDeleted() )
+            {
+                wxPropagateOnce propagateOnce(event);
+
+                return parent->GetEventHandler()->ProcessEvent(event);
+            }
+        }
     }
+
+    return wxEvtHandler::TryParent(event);
 }
 
-// the default action is to populate dialog with data when it's created
-void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) )
+// ----------------------------------------------------------------------------
+// global functions
+// ----------------------------------------------------------------------------
+
+wxWindow* wxGetTopLevelParent(wxWindow *win)
 {
-    TransferDataToWindow();
+    while ( win && !win->IsTopLevel() )
+         win = win->GetParent();
+
+    return win;
 }
 
+#if wxUSE_ACCESSIBILITY
 // ----------------------------------------------------------------------------
-// list classes implementation
+// accessible object for windows
 // ----------------------------------------------------------------------------
 
-void wxWindowListNode::DeleteData()
+// Can return either a child object, or an integer
+// representing the child element, starting from 1.
+wxAccStatus wxWindowAccessible::HitTest(const wxPoint& pt, int* childId, wxAccessible** childObject)
 {
-    delete (wxWindow *)GetData();
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns the rectangle for this object (id = 0) or a child element (id > 0).
+wxAccStatus wxWindowAccessible::GetLocation(wxRect& rect, int elementId)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    wxWindow* win = NULL;
+    if (elementId == 0)
+    {
+        win = GetWindow();
+    }
+    else
+    {
+        if (elementId <= (int) GetWindow()->GetChildren().GetCount())
+        {
+            win = GetWindow()->GetChildren().Item(elementId-1)->GetData();
+        }
+        else
+            return wxACC_FAIL;
+    }
+    if (win)
+    {
+        rect = win->GetRect();
+        if (win->GetParent() && !win->IsKindOf(CLASSINFO(wxTopLevelWindow)))
+            rect.SetPosition(win->GetParent()->ClientToScreen(rect.GetPosition()));
+        return wxACC_OK;
+    }
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Navigates from fromId to toId/toObject.
+wxAccStatus wxWindowAccessible::Navigate(wxNavDir navDir, int fromId,
+                             int* toId, wxAccessible** toObject)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    switch (navDir)
+    {
+    case wxNAVDIR_FIRSTCHILD:
+        {
+            if (GetWindow()->GetChildren().GetCount() == 0)
+                return wxACC_FALSE;
+            wxWindow* childWindow = (wxWindow*) GetWindow()->GetChildren().GetFirst()->GetData();
+            *toObject = childWindow->GetOrCreateAccessible();
+
+            return wxACC_OK;
+        }
+    case wxNAVDIR_LASTCHILD:
+        {
+            if (GetWindow()->GetChildren().GetCount() == 0)
+                return wxACC_FALSE;
+            wxWindow* childWindow = (wxWindow*) GetWindow()->GetChildren().GetLast()->GetData();
+            *toObject = childWindow->GetOrCreateAccessible();
+
+            return wxACC_OK;
+        }
+    case wxNAVDIR_RIGHT:
+    case wxNAVDIR_DOWN:
+    case wxNAVDIR_NEXT:
+        {
+            wxWindowList::compatibility_iterator node =
+                wxWindowList::compatibility_iterator();
+            if (fromId == 0)
+            {
+                // Can't navigate to sibling of this window
+                // if we're a top-level window.
+                if (!GetWindow()->GetParent())
+                    return wxACC_NOT_IMPLEMENTED;
+
+                node = GetWindow()->GetParent()->GetChildren().Find(GetWindow());
+            }
+            else
+            {
+                if (fromId <= (int) GetWindow()->GetChildren().GetCount())
+                    node = GetWindow()->GetChildren().Item(fromId-1);
+            }
+
+            if (node && node->GetNext())
+            {
+                wxWindow* nextWindow = node->GetNext()->GetData();
+                *toObject = nextWindow->GetOrCreateAccessible();
+                return wxACC_OK;
+            }
+            else
+                return wxACC_FALSE;
+        }
+    case wxNAVDIR_LEFT:
+    case wxNAVDIR_UP:
+    case wxNAVDIR_PREVIOUS:
+        {
+            wxWindowList::compatibility_iterator node =
+                wxWindowList::compatibility_iterator();
+            if (fromId == 0)
+            {
+                // Can't navigate to sibling of this window
+                // if we're a top-level window.
+                if (!GetWindow()->GetParent())
+                    return wxACC_NOT_IMPLEMENTED;
+
+                node = GetWindow()->GetParent()->GetChildren().Find(GetWindow());
+            }
+            else
+            {
+                if (fromId <= (int) GetWindow()->GetChildren().GetCount())
+                    node = GetWindow()->GetChildren().Item(fromId-1);
+            }
+
+            if (node && node->GetPrevious())
+            {
+                wxWindow* previousWindow = node->GetPrevious()->GetData();
+                *toObject = previousWindow->GetOrCreateAccessible();
+                return wxACC_OK;
+            }
+            else
+                return wxACC_FALSE;
+        }
+    }
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the name of the specified object.
+wxAccStatus wxWindowAccessible::GetName(int childId, wxString* name)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    wxString title;
+
+    // If a child, leave wxWindows to call the function on the actual
+    // child object.
+    if (childId > 0)
+        return wxACC_NOT_IMPLEMENTED;
+
+    // This will eventually be replaced by specialised
+    // accessible classes, one for each kind of wxWindows
+    // control or window.
+    if (GetWindow()->IsKindOf(CLASSINFO(wxButton)))
+        title = ((wxButton*) GetWindow())->GetLabel();
+    else
+        title = GetWindow()->GetName();
+    
+    if (!title.IsEmpty())
+    {
+        *name = title;
+        return wxACC_OK;
+    }
+    else
+        return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the number of children.
+wxAccStatus wxWindowAccessible::GetChildCount(int* childId)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    *childId = (int) GetWindow()->GetChildren().GetCount();
+    return wxACC_OK;
+}
+
+// Gets the specified child (starting from 1).
+// If *child is NULL and return value is wxACC_OK,
+// this means that the child is a simple element and
+// not an accessible object.
+wxAccStatus wxWindowAccessible::GetChild(int childId, wxAccessible** child)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    if (childId == 0)
+    {
+        *child = this;
+        return wxACC_OK;
+    }
+
+    if (childId > (int) GetWindow()->GetChildren().GetCount())
+        return wxACC_FAIL;
+
+    wxWindow* childWindow = GetWindow()->GetChildren().Item(childId-1)->GetData();
+    *child = childWindow->GetOrCreateAccessible();
+    if (*child)
+        return wxACC_OK;
+    else
+        return wxACC_FAIL;
+}
+
+// Gets the parent, or NULL.
+wxAccStatus wxWindowAccessible::GetParent(wxAccessible** parent)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    wxWindow* parentWindow = GetWindow()->GetParent();
+    if (!parentWindow)
+    {
+        *parent = NULL;
+        return wxACC_OK;
+    }
+    else
+    {
+        *parent = parentWindow->GetOrCreateAccessible();
+        if (*parent)
+            return wxACC_OK;
+        else
+            return wxACC_FAIL;
+    }
+}
+
+// Performs the default action. childId is 0 (the action for this object)
+// or > 0 (the action for a child).
+// Return wxACC_NOT_SUPPORTED if there is no default action for this
+// window (e.g. an edit control).
+wxAccStatus wxWindowAccessible::DoDefaultAction(int childId)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the default action for this object (0) or > 0 (the action for a child).
+// Return wxACC_OK even if there is no action. actionName is the action, or the empty
+// string if there is no action.
+// The retrieved string describes the action that is performed on an object,
+// not what the object does as a result. For example, a toolbar button that prints
+// a document has a default action of "Press" rather than "Prints the current document."
+wxAccStatus wxWindowAccessible::GetDefaultAction(int childId, wxString* actionName)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns the description for this object or a child.
+wxAccStatus wxWindowAccessible::GetDescription(int childId, wxString* description)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    wxString ht(GetWindow()->GetHelpText());
+    if (!ht.IsEmpty())
+    {
+        *description = ht;
+        return wxACC_OK;
+    }
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns help text for this object or a child, similar to tooltip text.
+wxAccStatus wxWindowAccessible::GetHelpText(int childId, wxString* helpText)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    wxString ht(GetWindow()->GetHelpText());
+    if (!ht.IsEmpty())
+    {
+        *helpText = ht;
+        return wxACC_OK;
+    }
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns the keyboard shortcut for this object or child.
+// Return e.g. ALT+K
+wxAccStatus wxWindowAccessible::GetKeyboardShortcut(int childId, wxString* shortcut)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns a role constant.
+wxAccStatus wxWindowAccessible::GetRole(int childId, wxAccRole* role)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    // If a child, leave wxWindows to call the function on the actual
+    // child object.
+    if (childId > 0)
+        return wxACC_NOT_IMPLEMENTED;
+
+    if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+        return wxACC_NOT_IMPLEMENTED;
+#if wxUSE_STATUSBAR
+    if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+        return wxACC_NOT_IMPLEMENTED;
+#endif
+#if wxUSE_TOOLBAR
+    if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+        return wxACC_NOT_IMPLEMENTED;
+#endif
+
+    //*role = wxROLE_SYSTEM_CLIENT;
+    *role = wxROLE_SYSTEM_CLIENT;
+    return wxACC_OK;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns a state constant.
+wxAccStatus wxWindowAccessible::GetState(int childId, long* state)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    // If a child, leave wxWindows to call the function on the actual
+    // child object.
+    if (childId > 0)
+        return wxACC_NOT_IMPLEMENTED;
+
+    if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+        return wxACC_NOT_IMPLEMENTED;
+
+#if wxUSE_STATUSBAR
+    if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+        return wxACC_NOT_IMPLEMENTED;
+#endif
+#if wxUSE_TOOLBAR
+    if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+        return wxACC_NOT_IMPLEMENTED;
+#endif
+
+    *state = 0;
+    return wxACC_OK;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns a localized string representing the value for the object
+// or child.
+wxAccStatus wxWindowAccessible::GetValue(int childId, wxString* strValue)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Selects the object or child.
+wxAccStatus wxWindowAccessible::Select(int childId, wxAccSelectionFlags selectFlags)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the window with the keyboard focus.
+// If childId is 0 and child is NULL, no object in
+// this subhierarchy has the focus.
+// If this object has the focus, child should be 'this'.
+wxAccStatus wxWindowAccessible::GetFocus(int* childId, wxAccessible** child)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets a variant representing the selected children
+// of this object.
+// Acceptable values:
+// - a null variant (IsNull() returns TRUE)
+// - a list variant (GetType() == wxT("list")
+// - an integer representing the selected child element,
+//   or 0 if this object is selected (GetType() == wxT("long")
+// - a "void*" pointer to a wxAccessible child object
+wxAccStatus wxWindowAccessible::GetSelections(wxVariant* selections)
+{
+    wxASSERT( GetWindow() != NULL );
+    if (!GetWindow())
+        return wxACC_FAIL;
+
+    return wxACC_NOT_IMPLEMENTED;
 }
 
+#endif // wxUSE_ACCESSIBILITY