fixed WM_GETDLGCODE processing to include the bits returned by the DefWindowProc...

[wxWidgets.git] / src / common / wincmn.cpp

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index ae2c62a671691a9222274821d2fbbfb4452c2cf1..5922d27f4ab92cfdad82ecd993250823a98fc6ac 100644 (file)
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -35,20 +35,30 @@
     #include "wx/frame.h"
     #include "wx/defs.h"
     #include "wx/window.h"
     #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/checkbox.h"
     #include "wx/radiobut.h"

+    #include "wx/textctrl.h"

     #include "wx/settings.h"
     #include "wx/dialog.h"
     #include "wx/settings.h"
     #include "wx/dialog.h"

+    #include "wx/msgdlg.h"
+    #include "wx/statusbr.h"

 #endif //WX_PRECOMP
 
 #if wxUSE_CONSTRAINTS
     #include "wx/layout.h"
 #endif // wxUSE_CONSTRAINTS
 
 #endif //WX_PRECOMP
 
 #if wxUSE_CONSTRAINTS
     #include "wx/layout.h"
 #endif // wxUSE_CONSTRAINTS
 

+#include "wx/sizer.h"
+

 #if wxUSE_DRAG_AND_DROP
     #include "wx/dnd.h"
 #endif // wxUSE_DRAG_AND_DROP
 
 #if wxUSE_DRAG_AND_DROP
     #include "wx/dnd.h"
 #endif // wxUSE_DRAG_AND_DROP
 

+#if wxUSE_HELP
+    #include "wx/cshelp.h"
+#endif // wxUSE_HELP
+

 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 #endif // wxUSE_TOOLTIPS
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 #endif // wxUSE_TOOLTIPS


@@ -72,6 +82,12 @@ IMPLEMENT_ABSTRACT_CLASS(wxWindowBase, wxEvtHandler)
 BEGIN_EVENT_TABLE(wxWindowBase, wxEvtHandler)
     EVT_SYS_COLOUR_CHANGED(wxWindowBase::OnSysColourChanged)
     EVT_INIT_DIALOG(wxWindowBase::OnInitDialog)
 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()
 
 // ============================================================================
 END_EVENT_TABLE()
 
 // ============================================================================


@@ -100,10 +116,6 @@ void wxWindowBase::InitBase()
     m_isShown = FALSE;
     m_isEnabled = TRUE;
 
     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;
 
     // the default event handler is just this window
     m_eventHandler = this;
 


@@ -113,13 +125,23 @@ void wxWindowBase::InitBase()
 #endif // wxUSE_VALIDATORS
 
     // use the system default colours
 #endif // wxUSE_VALIDATORS
 
     // use the system default colours

-    wxSystemSettings settings;
+    m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
+    m_foregroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);

 
 

-    m_backgroundColour = settings.GetSystemColour(wxSYS_COLOUR_BTNFACE);
-    m_foregroundColour = *wxBLACK;  // TODO take this from sys settings too?
-    m_font = *wxSWISS_FONT;         //      and this?
+    // 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;

 
     // no style bits
 
     // no style bits

+    m_exStyle =

     m_windowStyle = 0;
 
     // an optimization for the event processing: checking this flag is much
     m_windowStyle = 0;
 
     // an optimization for the event processing: checking this flag is much


@@ -130,10 +152,11 @@ void wxWindowBase::InitBase()
     // no constraints whatsoever
     m_constraints = (wxLayoutConstraints *) NULL;
     m_constraintsInvolvedIn = (wxWindowList *) NULL;
     // no constraints whatsoever
     m_constraints = (wxLayoutConstraints *) NULL;
     m_constraintsInvolvedIn = (wxWindowList *) NULL;

+#endif // wxUSE_CONSTRAINTS
+

     m_windowSizer = (wxSizer *) NULL;
     m_windowSizer = (wxSizer *) NULL;

-    m_sizerParent = (wxWindowBase *) NULL;
+    m_containingSizer = (wxSizer *) NULL;

     m_autoLayout = FALSE;
     m_autoLayout = FALSE;

-#endif // wxUSE_CONSTRAINTS

 
 #if wxUSE_DRAG_AND_DROP
     m_dropTarget = (wxDropTarget *)NULL;
 
 #if wxUSE_DRAG_AND_DROP
     m_dropTarget = (wxDropTarget *)NULL;


@@ -146,6 +169,19 @@ void wxWindowBase::InitBase()
 #if wxUSE_CARET
     m_caret = (wxCaret *)NULL;
 #endif // wxUSE_CARET
 #if wxUSE_CARET
     m_caret = (wxCaret *)NULL;
 #endif // wxUSE_CARET

+
+#if wxUSE_PALETTE
+    m_hasCustomPalette = FALSE;
+#endif // wxUSE_PALETTE
+
+    m_virtualSize = wxDefaultSize;
+    m_minVirtualWidth = -1;
+    m_minVirtualHeight = -1;
+    m_maxVirtualWidth = -1;
+    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
 }
 
 // common part of window creation process


@@ -160,7 +196,7 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
     // 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)
     // 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, _T("Init() must have been called before!") );
+    wxASSERT_MSG( m_isWindow, wxT("Init() must have been called before!") );

 
     // generate a new id if the user doesn't care about it
     m_windowId = id == -1 ? NewControlId() : id;
 
     // generate a new id if the user doesn't care about it
     m_windowId = id == -1 ? NewControlId() : id;


@@ -168,7 +204,18 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
     SetName(name);
     SetWindowStyleFlag(style);
     SetParent(parent);
     SetName(name);
     SetWindowStyleFlag(style);
     SetParent(parent);

+
+#if wxUSE_VALIDATORS

     SetValidator(validator);
     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(wxWS_EX_VALIDATE_RECURSIVELY);
+    }

 
     return TRUE;
 }
 
     return TRUE;
 }


@@ -180,6 +227,8 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
 // common clean up
 wxWindowBase::~wxWindowBase()
 {
 // 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
 
     // FIXME if these 2 cases result from programming errors in the user code
     //       we should probably assert here instead of silently fixing them
 


@@ -191,17 +240,7 @@ wxWindowBase::~wxWindowBase()
     // we weren't a dialog class
     wxTopLevelWindows.DeleteObject(this);
 
     // we weren't a dialog class
     wxTopLevelWindows.DeleteObject(this);
 

-    wxASSERT_MSG( GetChildren().GetCount() == 0, _T("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);
-        }
-    }
+    wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );

 
 #if wxUSE_CARET
     if ( m_caret )
 
 #if wxUSE_CARET
     if ( m_caret )


@@ -213,10 +252,6 @@ wxWindowBase::~wxWindowBase()
         delete m_windowValidator;
 #endif // wxUSE_VALIDATORS
 
         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.
 #if wxUSE_CONSTRAINTS
     // Have to delete constraints/sizer FIRST otherwise sizers may try to look
     // at deleted windows as they delete themselves.


@@ -231,14 +266,14 @@ wxWindowBase::~wxWindowBase()
         m_constraints = NULL;
     }
 
         m_constraints = NULL;
     }
 

+#endif // wxUSE_CONSTRAINTS
+
+    if ( m_containingSizer )
+        m_containingSizer->Remove((wxWindow*)this);
+

     if ( m_windowSizer )
         delete m_windowSizer;
 
     if ( m_windowSizer )
         delete m_windowSizer;
 

-    // If this is a child of a sizer, remove self from parent
-    if ( m_sizerParent )
-        m_sizerParent->RemoveChild(this);
-#endif // wxUSE_CONSTRAINTS
-

 #if wxUSE_DRAG_AND_DROP
     if ( m_dropTarget )
         delete m_dropTarget;
 #if wxUSE_DRAG_AND_DROP
     if ( m_dropTarget )
         delete m_dropTarget;


@@ -248,6 +283,12 @@ wxWindowBase::~wxWindowBase()
     if ( m_tooltip )
         delete m_tooltip;
 #endif // wxUSE_TOOLTIPS
     if ( m_tooltip )
         delete m_tooltip;
 #endif // wxUSE_TOOLTIPS

+
+    // 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()
 }
 
 bool wxWindowBase::Destroy()


@@ -283,31 +324,51 @@ bool wxWindowBase::DestroyChildren()
 
         wxWindow *child = node->GetData();
 
 
         wxWindow *child = node->GetData();
 

-        wxASSERT_MSG( child, _T("children list contains empty nodes") );
+        wxASSERT_MSG( child, wxT("children list contains empty nodes") );

 
 

+        child->Show(FALSE);

         delete child;
 
         wxASSERT_MSG( !GetChildren().Find(child),
         delete child;
 
         wxASSERT_MSG( !GetChildren().Find(child),

-                      _T("child didn't remove itself using RemoveChild()") );
+                      wxT("child didn't remove itself using RemoveChild()") );

     }
 
     return TRUE;
 }
 
 // ----------------------------------------------------------------------------
     }
 
     return TRUE;
 }
 
 // ----------------------------------------------------------------------------

-// centre/fit the window
+// size/position related methods

 // ----------------------------------------------------------------------------
 
 // centre the window with respect to its parent in either (or both) directions
 void wxWindowBase::Centre(int direction)
 {
 // ----------------------------------------------------------------------------
 
 // 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;
 
     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();
+            }
+        }
+
+        // did we find the parent?
+        if ( !parent )
+        {
+            // no other choice
+            direction |= wxCENTRE_ON_SCREEN;
+        }

     }
 
     if ( direction & wxCENTRE_ON_SCREEN )
     }
 
     if ( direction & wxCENTRE_ON_SCREEN )


@@ -317,8 +378,19 @@ void wxWindowBase::Centre(int direction)
     }
     else
     {
     }
     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;
     }
 
     int width, height;


@@ -333,56 +405,119 @@ void wxWindowBase::Centre(int direction)
     if ( direction & wxVERTICAL )
         yNew = (heightParent - height)/2;
 
     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, _T("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(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
 void wxWindowBase::Fit()
 {
 }
 
 // fits the window around the children
 void wxWindowBase::Fit()
 {

-    int maxX = 0,
-        maxY = 0;
+    if ( GetChildren().GetCount() > 0 )
+    {
+        wxSize size = DoGetBestSize();
+
+        // for compatibility with the old versions and because it really looks
+        // slightly more pretty like this, add a pad
+        size.x += 7;
+        size.y += 14;
+
+        SetClientSize(size);
+    }
+    //else: do nothing if we have no children
+}

 
 

-    for ( wxWindowList::Node *node = GetChildren().GetFirst();
-          node;
-          node = node->GetNext() )
+// return the size best suited for the current window
+wxSize wxWindowBase::DoGetBestSize() const
+{
+    if ( GetChildren().GetCount() > 0 )

     {
     {

-        wxWindow *win = node->GetData();
-        if ( win->IsTopLevel() )
+        // our minimal acceptable size is such that all our windows fit inside
+        int maxX = 0,
+            maxY = 0;
+
+        for ( wxWindowList::Node *node = GetChildren().GetFirst();
+              node;
+              node = node->GetNext() )

         {
         {

-            // dialogs and frames lie in different top level windows - don't
-            // deal with them here
-            continue;
+            wxWindow *win = node->GetData();
+            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; 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;
+            if ( wy + wh > maxY )
+                maxY = wy + wh;

         }
 
         }
 

-        int wx, wy, ww, wh;
-        win->GetPosition(&wx, &wy);
-        win->GetSize(&ww, &wh);
-        if ( wx + ww > maxX )
-            maxX = wx + ww;
-        if ( wy + wh > maxY )
-            maxY = wy + wh;
+        return wxSize(maxX, maxY);
+    }
+    else
+    {
+        // for a generic window there is no natural best size - just use the
+        // current one
+        return GetSize();

     }
     }

+}

 
 

-    // leave a margin
-    SetClientSize(maxX + 7, maxY + 14);
+// by default the origin is not shifted
+wxPoint wxWindowBase::GetClientAreaOrigin() const
+{
+    return wxPoint(0, 0);

 }
 
 // set the min/max size of the window
 }
 
 // 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))
 void wxWindowBase::SetSizeHints(int minW, int minH,
                                 int maxW, int maxH,
                                 int WXUNUSED(incW), int WXUNUSED(incH))


@@ -393,6 +528,40 @@ void wxWindowBase::SetSizeHints(int minW, int minH,
     m_maxHeight = maxH;
 }
 
     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;
+
+    SetVirtualSize( GetClientSize() );
+}
+
+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.SetWidth( x );
+    m_virtualSize.SetHeight( y );
+}
+
+wxSize wxWindowBase::DoGetVirtualSize() const
+{
+    wxSize  s( GetClientSize() );
+
+    if( m_virtualSize.GetWidth() != -1 )
+        s.SetWidth( m_virtualSize.GetWidth() );
+    if( m_virtualSize.GetHeight() != -1 )
+        s.SetHeight( m_virtualSize.GetHeight() );
+
+    return s;
+}
+

 // ----------------------------------------------------------------------------
 // show/hide/enable/disable the window
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // show/hide/enable/disable the window
 // ----------------------------------------------------------------------------


@@ -430,7 +599,7 @@ bool wxWindowBase::Enable(bool enable)
 
 bool wxWindowBase::IsTopLevel() const
 {
 
 bool wxWindowBase::IsTopLevel() const
 {

-    return wxDynamicCast(this, wxFrame) || wxDynamicCast(this, wxDialog);
+    return FALSE;

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


@@ -439,7 +608,12 @@ bool wxWindowBase::IsTopLevel() const
 
 void wxWindowBase::AddChild(wxWindowBase *child)
 {
 
 void wxWindowBase::AddChild(wxWindowBase *child)
 {

-    wxCHECK_RET( child, _T("can't add a NULL child") );
+    wxCHECK_RET( child, wxT("can't add a NULL 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(child), _T("AddChild() called twice") );

 
     GetChildren().Append(child);
     child->SetParent(this);
 
     GetChildren().Append(child);
     child->SetParent(this);


@@ -447,7 +621,7 @@ void wxWindowBase::AddChild(wxWindowBase *child)
 
 void wxWindowBase::RemoveChild(wxWindowBase *child)
 {
 
 void wxWindowBase::RemoveChild(wxWindowBase *child)
 {

-    wxCHECK_RET( child, _T("can't remove a NULL child") );
+    wxCHECK_RET( child, wxT("can't remove a NULL child") );

 
     GetChildren().DeleteObject(child);
     child->SetParent((wxWindow *)NULL);
 
     GetChildren().DeleteObject(child);
     child->SetParent((wxWindow *)NULL);


@@ -513,6 +687,41 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler)
     return handlerA;
 }
 
     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);
+            }
+
+            handler->SetNextHandler(NULL);
+
+            return TRUE;
+        }
+
+        handlerPrev = handlerCur;
+        handlerCur = handlerNext;
+    }
+
+    wxFAIL_MSG( _T("where has the event handler gone?") );
+
+    return FALSE;
+}
+

 // ----------------------------------------------------------------------------
 // cursors, fonts &c
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // cursors, fonts &c
 // ----------------------------------------------------------------------------


@@ -524,6 +733,8 @@ bool wxWindowBase::SetBackgroundColour( const wxColour &colour )
 
     m_backgroundColour = colour;
 
 
     m_backgroundColour = colour;
 

+    m_hasBgCol = TRUE;
+

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -534,21 +745,22 @@ bool wxWindowBase::SetForegroundColour( const wxColour &colour )
 
     m_foregroundColour = colour;
 
 
     m_foregroundColour = colour;
 

+    m_hasFgCol = TRUE;
+

     return TRUE;
 }
 
 bool wxWindowBase::SetCursor(const wxCursor& cursor)
 {
     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;
     }
 
     {
         // no change
         return FALSE;
     }
 

-    m_cursor = cursorOk;
+    m_cursor = cursor;

 
     return TRUE;
 }
 
     return TRUE;
 }


@@ -558,7 +770,7 @@ 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;
 
     // 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;
     {
         // no change
         return FALSE;


@@ -566,9 +778,36 @@ bool wxWindowBase::SetFont(const wxFont& font)
 
     m_font = fontOk;
 
 
     m_font = fontOk;
 

+    m_hasFont = TRUE;
+

     return 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)
 {
 #if wxUSE_CARET
 void wxWindowBase::SetCaret(wxCaret *caret)
 {


@@ -582,7 +821,7 @@ void wxWindowBase::SetCaret(wxCaret *caret)
     if ( m_caret )
     {
         wxASSERT_MSG( m_caret->GetWindow() == this,
     if ( m_caret )
     {
         wxASSERT_MSG( m_caret->GetWindow() == this,

-                      _T("caret should be created associated to this window") );
+                      wxT("caret should be created associated to this window") );

     }
 }
 #endif // wxUSE_CARET
     }
 }
 #endif // wxUSE_CARET


@@ -605,9 +844,21 @@ void wxWindowBase::SetValidator(const wxValidator& validator)
 #endif // wxUSE_VALIDATORS
 
 // ----------------------------------------------------------------------------
 #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;
 bool wxWindowBase::IsExposed(int x, int y) const
 {
     return m_updateRegion.Contains(x, y) != wxOutRegion;


@@ -678,6 +929,8 @@ void wxWindowBase::MakeModal(bool modal)
 bool wxWindowBase::Validate()
 {
 #if wxUSE_VALIDATORS
 bool wxWindowBase::Validate()
 {
 #if wxUSE_VALIDATORS

+    bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+

     wxWindowList::Node *node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {
     wxWindowList::Node *node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {


@@ -687,6 +940,11 @@ bool wxWindowBase::Validate()
         {
             return FALSE;
         }
         {
             return FALSE;
         }

+
+        if ( recurse && !child->Validate() )
+        {
+            return FALSE;
+        }

     }
 #endif // wxUSE_VALIDATORS
 
     }
 #endif // wxUSE_VALIDATORS
 


@@ -696,6 +954,8 @@ bool wxWindowBase::Validate()
 bool wxWindowBase::TransferDataToWindow()
 {
 #if wxUSE_VALIDATORS
 bool wxWindowBase::TransferDataToWindow()
 {
 #if wxUSE_VALIDATORS

+    bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+

     wxWindowList::Node *node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {
     wxWindowList::Node *node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {


@@ -703,15 +963,20 @@ bool wxWindowBase::TransferDataToWindow()
         wxValidator *validator = child->GetValidator();
         if ( validator && !validator->TransferToWindow() )
         {
         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"));
+            wxLog::FlushActive();

 
             return FALSE;
         }
 
             return FALSE;
         }

+
+        if ( recurse )
+        {
+            if ( !child->TransferDataToWindow() )
+            {
+                // warning already given
+                return FALSE;
+            }
+        }

     }
 #endif // wxUSE_VALIDATORS
 
     }
 #endif // wxUSE_VALIDATORS
 


@@ -721,15 +986,29 @@ bool wxWindowBase::TransferDataToWindow()
 bool wxWindowBase::TransferDataFromWindow()
 {
 #if wxUSE_VALIDATORS
 bool wxWindowBase::TransferDataFromWindow()
 {
 #if wxUSE_VALIDATORS

+    bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
+

     wxWindowList::Node *node;
     for ( node = m_children.GetFirst(); node; node = node->GetNext() )
     {
         wxWindow *child = node->GetData();
     wxWindowList::Node *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;
         }
             return FALSE;
         }

+
+        if ( recurse )
+        {
+            if ( !child->TransferDataFromWindow() )
+            {
+                // warning already given
+                return FALSE;
+            }
+        }

     }
 #endif // wxUSE_VALIDATORS
 
     }
 #endif // wxUSE_VALIDATORS
 


@@ -744,7 +1023,65 @@ void wxWindowBase::InitDialog()
 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// tooltips
+// context-sensitive help support
+// ----------------------------------------------------------------------------
+
+#if wxUSE_HELP
+
+// associate this help text with this window
+void wxWindowBase::SetHelpText(const wxString& text)
+{
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        helpProvider->AddHelp(this, text);
+    }
+}
+
+// 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 )
+    {
+        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);
+    }
+
+    return text;
+}
+
+// show help for this window
+void wxWindowBase::OnHelp(wxHelpEvent& event)
+{
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        if ( helpProvider->ShowHelp(this) )
+        {
+            // skip the event.Skip() below
+            return;
+        }
+    }
+
+    event.Skip();
+}
+
+#endif // wxUSE_HELP
+
+// ----------------------------------------------------------------------------
+// tooltipsroot.Replace("\\", "/");

 // ----------------------------------------------------------------------------
 
 #if wxUSE_TOOLTIPS
 // ----------------------------------------------------------------------------
 
 #if wxUSE_TOOLTIPS


@@ -886,46 +1223,62 @@ void wxWindowBase::DeleteRelatedConstraints()
         m_constraintsInvolvedIn = (wxWindowList *) NULL;
     }
 }
         m_constraintsInvolvedIn = (wxWindowList *) NULL;
     }
 }

+#endif

 
 

-void wxWindowBase::SetSizer(wxSizer *sizer)
+void wxWindowBase::SetSizer(wxSizer *sizer, bool deleteOld)

 {
 {

+    if (m_windowSizer && deleteOld) delete m_windowSizer;
+

     m_windowSizer = sizer;
     m_windowSizer = sizer;

-    if ( sizer )
-        sizer->SetSizerParent(this);
+
+    SetAutoLayout( sizer != 0 );

 }
 
 }
 

-bool wxWindowBase::Layout()
+void wxWindowBase::SetSizerAndFit(wxSizer *sizer, bool deleteOld)

 {
 {

-    if ( GetConstraints() )
-    {
-        int w, h;
-        GetClientSize(&w, &h);
-        GetConstraints()->width.SetValue(w);
-        GetConstraints()->height.SetValue(h);
-    }
+    SetSizer( sizer, deleteOld );
+    sizer->SetSizeHints( (wxWindow*) this );
+}

 
 

-    // If top level (one sizer), evaluate the sizer's constraints.
+bool wxWindowBase::Layout()
+{
+    // If there is a sizer, use it instead of the constraints

     if ( GetSizer() )
     {
     if ( GetSizer() )
     {

-        int noChanges;
-        GetSizer()->ResetConstraints();   // Mark all constraints as unevaluated
-        GetSizer()->LayoutPhase1(&noChanges);
-        GetSizer()->LayoutPhase2(&noChanges);
-        GetSizer()->SetConstraintSizes(); // Recursively set the real window sizes
-        return TRUE;
+        int w, h;
+        GetVirtualSize(&w, &h);
+        GetSizer()->SetDimension( 0, 0, w, h );

     }
     }

+#if wxUSE_CONSTRAINTS

     else
     {
     else
     {

-        // Otherwise, evaluate child constraints
+        wxLayoutConstraints *constr = GetConstraints();
+        bool wasOk = constr && constr->AreSatisfied();
+

         ResetConstraints();   // Mark all constraints as unevaluated
         ResetConstraints();   // Mark all constraints as unevaluated

-        DoPhase(1);           // Just one phase need if no sizers involved
-        DoPhase(2);
+
+        // 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

         SetConstraintSizes(); // Recursively set the real window sizes
     }
         SetConstraintSizes(); // Recursively set the real window sizes
     }

+#endif
+

     return TRUE;
 }
 
     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.
 // 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.


@@ -1006,6 +1359,7 @@ void wxWindowBase::ResetConstraints()
         constr->centreX.SetDone(FALSE);
         constr->centreY.SetDone(FALSE);
     }
         constr->centreX.SetDone(FALSE);
         constr->centreY.SetDone(FALSE);
     }

+

     wxWindowList::Node *node = GetChildren().GetFirst();
     while (node)
     {
     wxWindowList::Node *node = GetChildren().GetFirst();
     while (node)
     {


@@ -1021,44 +1375,29 @@ void wxWindowBase::ResetConstraints()
 void wxWindowBase::SetConstraintSizes(bool recurse)
 {
     wxLayoutConstraints *constr = GetConstraints();
 void wxWindowBase::SetConstraintSizes(bool recurse)
 {
     wxLayoutConstraints *constr = GetConstraints();

-    if ( constr && constr->left.GetDone() && constr->right.GetDone( ) &&
-            constr->width.GetDone() && constr->height.GetDone())
+    if ( constr && constr->AreSatisfied() )

     {
         int x = constr->left.GetValue();
         int y = constr->top.GetValue();
         int w = constr->width.GetValue();
         int h = constr->height.GetValue();
 
     {
         int x = constr->left.GetValue();
         int y = constr->top.GetValue();
         int w = constr->width.GetValue();
         int h = constr->height.GetValue();
 

-        // If we don't want to resize this window, just move it...

         if ( (constr->width.GetRelationship() != wxAsIs ) ||
         if ( (constr->width.GetRelationship() != wxAsIs ) ||

-                (constr->height.GetRelationship() != wxAsIs))
+             (constr->height.GetRelationship() != wxAsIs) )

         {
         {

-            // Calls Layout() recursively. AAAGH. How can we stop that.
-            // Simply take Layout() out of non-top level OnSizes.
-            SizerSetSize(x, y, w, h);
+            SetSize(x, y, w, h);

         }
         else
         {
         }
         else
         {

-            SizerMove(x, y);
+            // If we don't want to resize this window, just move it...
+            Move(x, y);

         }
     }
     else if ( constr )
     {
         }
     }
     else if ( constr )
     {

-        wxChar *windowClass = GetClassInfo()->GetClassName();
-
-        wxString winName;
-        if ( GetName() == _T("") )
-            winName = _T("unnamed");
-        else
-            winName = GetName();
-        wxLogDebug( _T("Constraint(s) not satisfied for window of type %s, name %s:\n"),
-                (const wxChar *)windowClass,
-                (const wxChar *)winName);
-        if ( !constr->left.GetDone()) wxLogDebug( _T("  unsatisfied 'left' constraint.\n")  );
-        if ( !constr->right.GetDone()) wxLogDebug( _T("  unsatisfied 'right' constraint.\n")  );
-        if ( !constr->width.GetDone()) wxLogDebug( _T("  unsatisfied 'width' constraint.\n")  );
-        if ( !constr->height.GetDone())  wxLogDebug( _T("  unsatisfied 'height' constraint.\n")  );
-        wxLogDebug( _T("Please check constraints: try adding AsIs() constraints.\n") );
+        wxLogDebug(wxT("Constraints not satisfied for %s named '%s'."),
+                   GetClassInfo()->GetClassName(),
+                   GetName().c_str());

     }
 
     if ( recurse )
     }
 
     if ( recurse )


@@ -1067,43 +1406,13 @@ void wxWindowBase::SetConstraintSizes(bool recurse)
         while (node)
         {
             wxWindow *win = node->GetData();
         while (node)
         {
             wxWindow *win = node->GetData();

-            if ( !win->IsTopLevel() )
+            if ( !win->IsTopLevel() && win->GetConstraints() )

                 win->SetConstraintSizes();
             node = node->GetNext();
         }
     }
 }
 
                 win->SetConstraintSizes();
             node = node->GetNext();
         }
     }
 }
 

-// This assumes that all sizers are 'on' the same window, i.e. the parent of
-// this window.
-void wxWindowBase::TransformSizerToActual(int *x, int *y) const
-{
-    if ( !m_sizerParent || m_sizerParent->IsTopLevel() )
-        return;
-
-    int xp, yp;
-    m_sizerParent->GetPosition(&xp, &yp);
-    m_sizerParent->TransformSizerToActual(&xp, &yp);
-    *x += xp;
-    *y += yp;
-}
-
-void wxWindowBase::SizerSetSize(int x, int y, int w, int h)
-{
-    int xx = x;
-    int yy = y;
-    TransformSizerToActual(&xx, &yy);
-    SetSize(xx, yy, w, h);
-}
-
-void wxWindowBase::SizerMove(int x, int y)
-{
-    int xx = x;
-    int yy = y;
-    TransformSizerToActual(&xx, &yy);
-    Move(xx, yy);
-}
-

 // Only set the size/position of the constraint (if any)
 void wxWindowBase::SetSizeConstraint(int x, int y, int w, int h)
 {
 // Only set the size/position of the constraint (if any)
 void wxWindowBase::SetSizeConstraint(int x, int y, int w, int h)
 {


@@ -1189,6 +1498,22 @@ void wxWindowBase::GetPositionConstraint(int *x, int *y) const
 
 #endif // wxUSE_CONSTRAINTS
 
 
 #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
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // do Update UI processing for child controls
 // ----------------------------------------------------------------------------


@@ -1199,43 +1524,49 @@ void wxWindowBase::GetPositionConstraint(int *x, int *y) const
 // of control classes.
 void wxWindowBase::UpdateWindowUI()
 {
 // of control classes.
 void wxWindowBase::UpdateWindowUI()
 {

-    wxWindowID id = GetId();
-    if ( id > 0 )
+#if wxUSE_CONTROLS
+    wxUpdateUIEvent event(GetId());
+    event.m_eventObject = this;
+
+    if ( GetEventHandler()->ProcessEvent(event) )

     {
     {

-        wxUpdateUIEvent event(id);
-        event.m_eventObject = this;
+        if ( event.GetSetEnabled() )
+            Enable(event.GetEnabled());

 
 

-        if ( GetEventHandler()->ProcessEvent(event) )
+        if ( event.GetSetText() )

         {
         {

-            if ( event.GetSetEnabled() )
-                Enable(event.GetEnabled());
-
-            if ( event.GetSetText() )
+            wxControl *control = wxDynamicCastThis(wxControl);
+            if ( control )

             {
             {

-                wxControl *control = wxDynamicCast(this, wxControl);
-                if ( control )
+#if wxUSE_TEXTCTRL
+                wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl);
+                if ( text )
+                    text->SetValue(event.GetText());
+                else
+#endif // wxUSE_TEXTCTRL

                     control->SetLabel(event.GetText());
             }
                     control->SetLabel(event.GetText());
             }

+        }

 
 #if wxUSE_CHECKBOX
 
 #if wxUSE_CHECKBOX

-            wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox);
-            if ( checkbox )
-            {
-                if ( event.GetSetChecked() )
-                    checkbox->SetValue(event.GetChecked());
-            }
+        wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox);
+        if ( checkbox )
+        {
+            if ( event.GetSetChecked() )
+                checkbox->SetValue(event.GetChecked());
+        }

 #endif // wxUSE_CHECKBOX
 
 #endif // wxUSE_CHECKBOX
 

-#if wxUSE_RADIOBUTTON
-            wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton);
-            if ( radiobtn )
-            {
-                if ( event.GetSetChecked() )
-                    radiobtn->SetValue(event.GetChecked());
-            }
-#endif // wxUSE_RADIOBUTTON
+#if wxUSE_RADIOBTN
+        wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton);
+        if ( radiobtn )
+        {
+            if ( event.GetSetChecked() )
+                radiobtn->SetValue(event.GetChecked());

         }
         }

+#endif // wxUSE_RADIOBTN

     }
     }

+#endif // wxUSE_CONTROLS

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


@@ -1268,47 +1599,6 @@ wxPoint wxWindowBase::ConvertDialogToPixels(const wxPoint& pt)
     return pt2;
 }
 
     return pt2;
 }
 

-// ----------------------------------------------------------------------------
-// client data
-// ----------------------------------------------------------------------------
-
-void wxWindowBase::DoSetClientObject( wxClientData *data )
-{
-    wxASSERT_MSG( m_clientDataType != ClientData_Void,
-                  _T("can't have both object and void client data") );
-
-    if ( m_clientObject )
-        delete m_clientObject;
-
-    m_clientObject = data;
-    m_clientDataType = ClientData_Object;
-}
-
-wxClientData *wxWindowBase::DoGetClientObject() const
-{
-    wxASSERT_MSG( m_clientDataType == ClientData_Object,
-                  _T("this window doesn't have object client data") );
-
-    return m_clientObject;
-}
-
-void wxWindowBase::DoSetClientData( void *data )
-{
-    wxASSERT_MSG( m_clientDataType != ClientData_Object,
-                  _T("can't have both object and void client data") );
-
-    m_clientData = data;
-    m_clientDataType = ClientData_Void;
-}
-
-void *wxWindowBase::DoGetClientData() const
-{
-    wxASSERT_MSG( m_clientDataType == ClientData_Void,
-                  _T("this window doesn't have void client data") );
-
-    return m_clientData;
-}
-

 // ----------------------------------------------------------------------------
 // event handlers
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // event handlers
 // ----------------------------------------------------------------------------


@@ -1338,6 +1628,71 @@ void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) )
     TransferDataToWindow();
 }
 
     TransferDataToWindow();
 }
 

+// process Ctrl-Alt-mclick
+void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
+{
+#if wxUSE_MSGDLG
+    if ( event.ControlDown() && event.AltDown() )
+    {
+        // don't translate these strings
+        wxString port;
+
+#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();
+    }
+}
+

 // ----------------------------------------------------------------------------
 // list classes implementation
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // list classes implementation
 // ----------------------------------------------------------------------------


@@ -1347,3 +1702,108 @@ void wxWindowListNode::DeleteData()
     delete (wxWindow *)GetData();
 }
 
     delete (wxWindow *)GetData();
 }
 

+// ----------------------------------------------------------------------------
+// borders
+// ----------------------------------------------------------------------------
+
+wxBorder wxWindowBase::GetBorder() const
+{
+    wxBorder border = (wxBorder)(m_windowStyle & wxBORDER_MASK);
+    if ( border == wxBORDER_DEFAULT )
+    {
+        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(0x%08x)"), 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(0x%08x)"), 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 0x%08x"),
+               GetCapture());
+}
+
+// ----------------------------------------------------------------------------
+// global functions
+// ----------------------------------------------------------------------------
+
+wxWindow* wxGetTopLevelParent(wxWindow *win)
+{
+    while ( win && !win->IsTopLevel() )
+         win = win->GetParent();
+
+    return win;
+}
+