]> git.saurik.com Git - wxWidgets.git/blobdiff - src/x11/window.cpp
Fix most of the Objective-C GC problems by using the stronger CFRetain/CFRelease...
[wxWidgets.git] / src / x11 / window.cpp
index 1313d673bd8832b50970c71c3d03d895d0e808af..0c69ed36f656c36a3e6cc5ebdd16bb61ef270a36 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        windows.cpp
+// Name:        src/x11/window.cpp
 // Purpose:     wxWindow
 // Author:      Julian Smart
 // Modified by:
@@ -9,6 +9,13 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#if defined(__BORLANDC__)
+    #pragma hdrstop
+#endif
+
 // ============================================================================
 // declarations
 // ============================================================================
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #pragma implementation "window.h"
+#include "wx/window.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/hash.h"
+    #include "wx/log.h"
+    #include "wx/app.h"
+    #include "wx/utils.h"
+    #include "wx/panel.h"
+    #include "wx/frame.h"
+    #include "wx/dc.h"
+    #include "wx/dcclient.h"
+    #include "wx/button.h"
+    #include "wx/menu.h"
+    #include "wx/dialog.h"
+    #include "wx/timer.h"
+    #include "wx/settings.h"
+    #include "wx/msgdlg.h"
+    #include "wx/scrolbar.h"
+    #include "wx/listbox.h"
+    #include "wx/scrolwin.h"
+    #include "wx/layout.h"
+    #include "wx/menuitem.h"
+    #include "wx/module.h"
 #endif
 
-#include "wx/setup.h"
-#include "wx/menu.h"
-#include "wx/dc.h"
-#include "wx/dcclient.h"
-#include "wx/utils.h"
-#include "wx/app.h"
-#include "wx/panel.h"
-#include "wx/layout.h"
-#include "wx/dialog.h"
-#include "wx/listbox.h"
-#include "wx/button.h"
-#include "wx/settings.h"
-#include "wx/msgdlg.h"
-#include "wx/frame.h"
-#include "wx/scrolwin.h"
-#include "wx/module.h"
-#include "wx/menuitem.h"
-#include "wx/log.h"
+#include "wx/fontutil.h"
+#include "wx/univ/renderer.h"
 
 #if  wxUSE_DRAG_AND_DROP
     #include "wx/dnd.h"
 
 #include <string.h>
 
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
-
-static const int SCROLL_MARGIN = 4;
-
 // ----------------------------------------------------------------------------
 // global variables for this module
 // ----------------------------------------------------------------------------
 
-extern wxHashTable *wxWidgetHashTable;
 static wxWindow* g_captureWindow = NULL;
+static GC g_eraseGC;
 
 // ----------------------------------------------------------------------------
 // macros
@@ -74,11 +80,10 @@ static wxWindow* g_captureWindow = NULL;
 // event tables
 // ----------------------------------------------------------------------------
 
-IMPLEMENT_DYNAMIC_CLASS(wxWindowX11, wxWindowBase)
+IMPLEMENT_ABSTRACT_CLASS(wxWindowX11, wxWindowBase)
 
 BEGIN_EVENT_TABLE(wxWindowX11, wxWindowBase)
     EVT_SYS_COLOUR_CHANGED(wxWindowX11::OnSysColourChanged)
-    EVT_IDLE(wxWindowX11::OnIdle)
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -95,332 +100,277 @@ END_EVENT_TABLE()
 
 void wxWindowX11::Init()
 {
-    // generic initializations first
-    InitBase();
-
     // X11-specific
-    // TODO: prune those that are no longer needed
-    m_needsRefresh = TRUE;
-    m_mainWidget = (WXWindow) 0;
-
-    m_winCaptured = FALSE;
-
-    m_isShown = TRUE;
-    m_isBeingDeleted = FALSE;
-    
-    m_hScrollBar =
-    m_vScrollBar =
-    m_borderWidget =
-    m_scrolledWindow =
-    m_drawingArea = (WXWindow) 0;
-
-    m_hScroll =
-    m_vScroll = FALSE;
-
-    m_scrollPosX =
-    m_scrollPosY = 0;
-
+    m_mainWindow = (WXWindow) 0;
+    m_clientWindow = (WXWindow) 0;
+    m_insertIntoMain = false;
+    m_updateNcArea = false;
+
+    m_winCaptured = false;
+    m_needsInputFocus = false;
+    m_isShown = true;
     m_lastTS = 0;
     m_lastButton = 0;
-    m_canAddEventHandler = FALSE;
-
-    m_borderSize = 0;
 }
 
 // real construction (Init() must have been called before!)
 bool wxWindowX11::Create(wxWindow *parent, wxWindowID id,
-                      const wxPoint& pos,
-                      const wxSize& size,
-                      long style,
-                      const wxString& name)
+                         const wxPoint& pos,
+                         const wxSize& size,
+                         long style,
+                         const wxString& name)
 {
-    wxCHECK_MSG( parent, FALSE, "can't create wxWindow without parent" );
+    wxCHECK_MSG( parent, false, wxT("can't create wxWindow without parent") );
+
+    // Get default border
+    wxBorder border = GetBorder(style);
+    style &= ~wxBORDER_MASK;
+    style |= border;
 
     CreateBase(parent, id, pos, size, style, wxDefaultValidator, name);
 
-    if (parent)
-        parent->AddChild(this);
+    parent->AddChild(this);
+
+    Display *xdisplay = (Display*) wxGlobalDisplay();
+    int xscreen = DefaultScreen( xdisplay );
+    Visual *xvisual = DefaultVisual( xdisplay, xscreen );
+    Colormap cm = DefaultColormap( xdisplay, xscreen );
 
     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
+    m_backgroundColour.CalcPixel( (WXColormap) cm );
+
     m_foregroundColour = *wxBLACK;
+    m_foregroundColour.CalcPixel( (WXColormap) cm );
 
-    // TODO: How to create more interesting borders?
-    // Will presumably have to create multiple windows.
-    if (style & wxSIMPLE_BORDER)
-    {
-        m_borderSize = 1;
-    } else if (style & wxSUNKEN_BORDER)
-    {
-        m_borderSize = 1;
-    } else if (style & wxRAISED_BORDER)
+    Window xparent = (Window) parent->GetClientAreaWindow();
+
+    // Add window's own scrollbars to main window, not to client window
+    if (parent->GetInsertIntoMain())
     {
-        m_borderSize = 1;
+        // wxLogDebug( "Inserted into main: %s", GetName().c_str() );
+        xparent = (Window) parent->GetMainWindow();
     }
 
-    int w = size.GetWidth();
-    int h = size.GetHeight();
-    int x = size.GetX();
-    int y = size.GetY();
-    if (w == -1) w = 20;
-    if (h == -1) h = 20;
-    if (x == -1) x = 0;
-    if (y == -1) y = 0;
-
-    int screen = DefaultScreen(wxGlobalDisplay());
-
-    Window parentWindow;
-    if (parent)
-        parentWindow = (Window) parent->GetClientWindow();
-    else
-        parentWindow = RootWindow(wxGlobalDisplay(), screen);
-
-    Window window = XCreateSimpleWindow(wxGlobalDisplay(), parentWindow,
-        x, y, w, h, m_borderSize,
-        m_backgroundColour.AllocColour(wxGlobalDisplay()),
-        m_foregroundColour.AllocColour(wxGlobalDisplay()));
-
-    // Select event types wanted
-    XSelectInput(wxGlobalDisplay(), window,
-        ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
-        ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
-        KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
-        PropertyChangeMask);
+    // Size (not including the border) must be nonzero (or a Value error results)!
+    // Note: The Xlib manual doesn't mention this restriction of XCreateWindow.
+    wxSize size2(size);
+    if (size2.x <= 0)
+        size2.x = 20;
+    if (size2.y <= 0)
+        size2.y = 20;
+
+    wxPoint pos2(pos);
+    if (pos2.x == wxDefaultCoord)
+        pos2.x = 0;
+    if (pos2.y == wxDefaultCoord)
+        pos2.y = 0;
+
+    AdjustForParentClientOrigin(pos2.x, pos2.y);
+
+#if wxUSE_TWO_WINDOWS
+    bool need_two_windows =
+        ((( wxSUNKEN_BORDER | wxBORDER_THEME | wxRAISED_BORDER | wxSIMPLE_BORDER | wxHSCROLL | wxVSCROLL ) & m_windowStyle) != 0);
+#else
+    bool need_two_windows = false;
+#endif
 
-    wxAddWindowToTable(window, (wxWindow*) this);
+#if wxUSE_NANOX
+    long xattributes = 0;
+#else
+    XSetWindowAttributes xattributes;
+    long xattributes_mask = 0;
 
-    // If a subwindow, show.
-//    if (parent && !parent->IsKindOf(CLASSINFO(wxTopLevelWindowX11)) && parent->IsShown())
-    {
-        m_isShown = TRUE;
-        XMapWindow(wxGlobalDisplay(), window);
-    }
+    xattributes_mask |= CWBackPixel;
+    xattributes.background_pixel = m_backgroundColour.GetPixel();
 
-    // Without this, the cursor may not be restored properly (e.g. in splitter
-    // sample).
-    SetCursor(*wxSTANDARD_CURSOR);
-    SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
-    SetSize(pos.x, pos.y, size.x, size.y);
+    xattributes_mask |= CWBorderPixel;
+    xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
 
-    return TRUE;
-}
+    xattributes_mask |= CWEventMask;
+#endif
 
-// Destructor
-wxWindowX11::~wxWindowX11()
-{
-    if (g_captureWindow == this)
-       g_captureWindow = NULL;
-    
-    m_isBeingDeleted = TRUE;
-    
-    // X11-specific actions first
-    WXWindow wMain = GetMainWindow();
-    if ( wMain )
+    if (need_two_windows)
     {
-        // Removes event handlers
-        //DetachWidget(wMain);
-    }
+#if wxUSE_NANOX
+        long backColor, foreColor;
+        backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
+        foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
+
+        Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
+                                    0, 0, InputOutput, xvisual, backColor, foreColor);
+        XSelectInput( xdisplay, xwindow,
+          GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
+          ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
+          KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
+                      PropertyChangeMask );
+
+#else
+        // Normal X11
+        xattributes.event_mask =
+            ExposureMask | StructureNotifyMask | ColormapChangeMask;
+
+        Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
+            0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 
-    if ( m_parent )
-        m_parent->RemoveChild( this );
+#endif
 
-    // TODO
+        XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 
-#if 0    
-    // If m_drawingArea, we're a fully-fledged window with drawing area,
-    // scrollbars etc. (what wxCanvas used to be)
-    if ( m_drawingArea )
-    {
-        // Destroy children before destroying self
-        DestroyChildren();
+        m_mainWindow = (WXWindow) xwindow;
+        wxAddWindowToTable( xwindow, (wxWindow*) this );
 
-        if (m_backingPixmap)
-            XFreePixmap (XtDisplay ((Widget) GetMainWidget()), (Pixmap) m_backingPixmap);
+        XMapWindow( xdisplay, xwindow );
 
-        Widget w = (Widget) m_drawingArea;
-        wxDeleteWindowFromTable(w);
+#if !wxUSE_NANOX
+        xattributes.event_mask =
+            ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
+            ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
+            KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
+            PropertyChangeMask | VisibilityChangeMask ;
 
-        if (w)
+        if (!HasFlag( wxFULL_REPAINT_ON_RESIZE ))
         {
-            XtDestroyWidget(w);
-           m_drawingArea = (WXWidget) 0;
+            xattributes_mask |= CWBitGravity;
+            xattributes.bit_gravity = StaticGravity;
         }
+#endif
 
-        // Only if we're _really_ a canvas (not a dialog box/panel)
-        if (m_scrolledWindow)
+        if (HasFlag(wxSUNKEN_BORDER) || HasFlag(wxRAISED_BORDER) || HasFlag(wxBORDER_THEME))
         {
-            wxDeleteWindowFromTable((Widget) m_scrolledWindow);
+            pos2.x = 2;
+            pos2.y = 2;
+            size2.x -= 4;
+            size2.y -= 4;
         }
-
-        if (m_hScrollBar)
+        else if (HasFlag( wxSIMPLE_BORDER ))
         {
-            wxDeleteWindowFromTable((Widget) m_hScrollBar);
-           XtUnmanageChild((Widget) m_hScrollBar);
+            pos2.x = 1;
+            pos2.y = 1;
+            size2.x -= 2;
+            size2.y -= 2;
         }
-        if (m_vScrollBar)
+        else
         {
-            wxDeleteWindowFromTable((Widget) m_vScrollBar);
-           XtUnmanageChild((Widget) m_vScrollBar);
+            pos2.x = 0;
+            pos2.y = 0;
         }
 
-        if (m_hScrollBar)
-           XtDestroyWidget((Widget) m_hScrollBar);
-        if (m_vScrollBar)
-           XtDestroyWidget((Widget) m_vScrollBar);
+        // Make again sure the size is nonzero.
+        if (size2.x <= 0)
+            size2.x = 1;
+        if (size2.y <= 0)
+            size2.y = 1;
+
+#if wxUSE_NANOX
+        backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
+        foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
+
+        xwindow = XCreateWindowWithColor( xdisplay, xwindow, pos2.x, pos2.y, size2.x, size2.y,
+                                    0, 0, InputOutput, xvisual, backColor, foreColor);
+        XSelectInput( xdisplay, xwindow,
+          GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
+          ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
+          KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
+                      PropertyChangeMask );
+
+#else
+        xwindow = XCreateWindow( xdisplay, xwindow, pos2.x, pos2.y, size2.x, size2.y,
+            0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
+#endif
+
+        XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 
-        UnmanageAndDestroy(m_scrolledWindow);
+        m_clientWindow = (WXWindow) xwindow;
+        wxAddClientWindowToTable( xwindow, (wxWindow*) this );
 
-        if (m_borderWidget)
+        XMapWindow( xdisplay, xwindow );
+    }
+    else
+    {
+        // wxLogDebug( "No two windows needed %s", GetName().c_str() );
+#if wxUSE_NANOX
+        long backColor, foreColor;
+        backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
+        foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
+
+        Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
+                                    0, 0, InputOutput, xvisual, backColor, foreColor);
+        XSelectInput( xdisplay, xwindow,
+          GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
+          ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
+          KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
+                      PropertyChangeMask );
+
+#else
+        xattributes.event_mask =
+            ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
+            ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
+            KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
+            PropertyChangeMask | VisibilityChangeMask ;
+
+        if (!HasFlag( wxFULL_REPAINT_ON_RESIZE ))
         {
-            XtDestroyWidget ((Widget) m_borderWidget);
-            m_borderWidget = (WXWidget) 0;
+            xattributes_mask |= CWBitGravity;
+            xattributes.bit_gravity = NorthWestGravity;
         }
-    }
-    else // Why wasn't this here before? JACS 8/3/2000
-#endif
-        DestroyChildren();
 
+        Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
+            0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
+#endif
 
-    // Destroy the window
-    if (GetMainWindow())
-    {
-        XSelectInput(wxGlobalDisplay(), (Window) GetMainWindow(),
-            NoEventMask);
-        wxDeleteWindowFromTable((Window) GetMainWindow());
-        XDestroyWindow(wxGlobalDisplay(), (Window) GetMainWindow());
-        SetMainWindow((WXWindow) NULL);
-    }
-}
+        XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 
-// ----------------------------------------------------------------------------
-// scrollbar management
-// ----------------------------------------------------------------------------
+        m_mainWindow = (WXWindow) xwindow;
+        m_clientWindow = m_mainWindow;
+        wxAddWindowToTable( xwindow, (wxWindow*) this );
 
-// Helper function
-void wxWindowX11::CreateScrollbar(wxOrientation orientation)
-{
-    // TODO
-#if 0
-    wxCHECK_RET( m_drawingArea, "this window can't have scrollbars" );
+        XMapWindow( xdisplay, xwindow );
+    }
 
-    XtVaSetValues((Widget) m_scrolledWindow, XmNresizePolicy, XmRESIZE_NONE, NULL);
+    // Is a subwindow, so map immediately
+    m_isShown = true;
 
-    // Add scrollbars if required
-    if (orientation == wxHORIZONTAL)
-    {
-        Widget hScrollBar = XtVaCreateManagedWidget ("hsb",
-            xmScrollBarWidgetClass, (Widget) m_scrolledWindow,
-            XmNorientation, XmHORIZONTAL,
-            NULL);
-        XtAddCallback (hScrollBar, XmNvalueChangedCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-        XtAddCallback (hScrollBar, XmNdragCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-        XtAddCallback (hScrollBar, XmNincrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-        XtAddCallback (hScrollBar, XmNdecrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-        XtAddCallback (hScrollBar, XmNpageIncrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-        XtAddCallback (hScrollBar, XmNpageDecrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-        XtAddCallback (hScrollBar, XmNtoTopCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-        XtAddCallback (hScrollBar, XmNtoBottomCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmHORIZONTAL);
-
-        XtVaSetValues (hScrollBar,
-            XmNincrement, 1,
-            XmNvalue, 0,
-            NULL);
-
-        m_hScrollBar = (WXWidget) hScrollBar;
-
-        wxColour backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
-        DoChangeBackgroundColour(m_hScrollBar, backgroundColour, TRUE);
-
-        XtRealizeWidget(hScrollBar);
-
-        XtVaSetValues((Widget) m_scrolledWindow,
-            XmNhorizontalScrollBar, (Widget) m_hScrollBar,
-            NULL);
-
-        m_hScroll = TRUE;
-
-        wxAddWindowToTable( hScrollBar, this );
-    }
+    // Without this, the cursor may not be restored properly (e.g. in splitter
+    // sample).
+    SetCursor(*wxSTANDARD_CURSOR);
+    SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 
-    if (orientation == wxVERTICAL)
-    {
-        Widget vScrollBar = XtVaCreateManagedWidget ("vsb",
-            xmScrollBarWidgetClass, (Widget) m_scrolledWindow,
-            XmNorientation, XmVERTICAL,
-            NULL);
-        XtAddCallback (vScrollBar, XmNvalueChangedCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-        XtAddCallback (vScrollBar, XmNdragCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-        XtAddCallback (vScrollBar, XmNincrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-        XtAddCallback (vScrollBar, XmNdecrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-        XtAddCallback (vScrollBar, XmNpageIncrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-        XtAddCallback (vScrollBar, XmNpageDecrementCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-        XtAddCallback (vScrollBar, XmNtoTopCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-        XtAddCallback (vScrollBar, XmNtoBottomCallback, (XtCallbackProc) wxScrollBarCallback, (XtPointer) XmVERTICAL);
-
-        XtVaSetValues (vScrollBar,
-            XmNincrement, 1,
-            XmNvalue, 0,
-            NULL);
-
-        m_vScrollBar = (WXWidget) vScrollBar;
-        wxColour backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
-        DoChangeBackgroundColour(m_vScrollBar, backgroundColour, TRUE);
-
-        XtRealizeWidget(vScrollBar);
-
-        XtVaSetValues((Widget) m_scrolledWindow,
-            XmNverticalScrollBar, (Widget) m_vScrollBar,
-            NULL);
-
-        m_vScroll = TRUE;
-
-        wxAddWindowToTable( vScrollBar, this );
-    }
+    // Don't call this, it can have nasty repercussions for composite controls,
+    // for example
+    //    SetSize(pos.x, pos.y, size.x, size.y);
 
-    XtVaSetValues((Widget) m_scrolledWindow, XmNresizePolicy, XmRESIZE_ANY, NULL);
-#endif
+    return true;
 }
 
-void wxWindowX11::DestroyScrollbar(wxOrientation orientation)
+// Destructor
+wxWindowX11::~wxWindowX11()
 {
-    // TODO
-#if 0
-    wxCHECK_RET( m_drawingArea, "this window can't have scrollbars" );
+    SendDestroyEvent();
 
-    XtVaSetValues((Widget) m_scrolledWindow, XmNresizePolicy, XmRESIZE_NONE, NULL);
-    // Add scrollbars if required
-    if (orientation == wxHORIZONTAL)
-    {
-        if (m_hScrollBar)
-        {
-            wxDeleteWindowFromTable((Widget)m_hScrollBar);
-            XtDestroyWidget((Widget) m_hScrollBar);
-        }
-        m_hScrollBar = (WXWidget) 0;
-        m_hScroll = FALSE;
+    if (g_captureWindow == this)
+        g_captureWindow = NULL;
 
-        XtVaSetValues((Widget) m_scrolledWindow,
-            XmNhorizontalScrollBar, (Widget) 0,
-            NULL);
+    m_isBeingDeleted = true;
 
-    }
+    DestroyChildren();
 
-    if (orientation == wxVERTICAL)
+    if (m_clientWindow != m_mainWindow)
     {
-        if (m_vScrollBar)
-        {
-            wxDeleteWindowFromTable((Widget)m_vScrollBar);
-            XtDestroyWidget((Widget) m_vScrollBar);
-        }
-        m_vScrollBar = (WXWidget) 0;
-        m_vScroll = FALSE;
-
-        XtVaSetValues((Widget) m_scrolledWindow,
-            XmNverticalScrollBar, (Widget) 0,
-            NULL);
+        // Destroy the cleint window
+        Window xwindow = (Window) m_clientWindow;
+        wxDeleteClientWindowFromTable( xwindow );
+        XDestroyWindow( wxGlobalDisplay(), xwindow );
+        m_clientWindow = NULL;
+    }
 
+    // Destroy the window
+    if ( m_mainWindow )
+    {
+        Window xwindow = (Window) m_mainWindow;
+        wxDeleteWindowFromTable( xwindow );
+        XDestroyWindow( wxGlobalDisplay(), xwindow );
+        m_mainWindow = NULL;
     }
-    XtVaSetValues((Widget) m_scrolledWindow, XmNresizePolicy, XmRESIZE_ANY, NULL);
-#endif
 }
 
 // ---------------------------------------------------------------------------
@@ -429,35 +379,51 @@ void wxWindowX11::DestroyScrollbar(wxOrientation orientation)
 
 void wxWindowX11::SetFocus()
 {
+    Window xwindow = (Window) m_clientWindow;
+
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+
+    // Don't assert; we might be trying to set the focus for a panel
+    // with only static controls, so the panel returns false from AcceptsFocus.
+    // The app should be not be expected to deal with this.
+    if (!AcceptsFocus())
+        return;
+
 #if 0
-    Window wMain = (Window) GetMainWidget();
-    if (wMain)
+    if (GetName() == "scrollBar")
     {
-        XSetInputFocus(wxGlobalDisplay(), wMain, RevertToParent, CurrentTime);
-        
-        XWMHints wmhints;
-        wmhints.flags = InputHint;
-        wmhints.input = True;
-        XSetWMHints(wxGlobalDisplay(), wMain, &wmhints)
+        char *crash = NULL;
+        *crash = 0;
     }
 #endif
+
+    if (wxWindowIsVisible(xwindow))
+    {
+        wxLogTrace( _T("focus"), _T("wxWindowX11::SetFocus: %s"), GetClassInfo()->GetClassName());
+        //        XSetInputFocus( wxGlobalDisplay(), xwindow, RevertToParent, CurrentTime );
+        XSetInputFocus( wxGlobalDisplay(), xwindow, RevertToNone, CurrentTime );
+        m_needsInputFocus = false;
+    }
+    else
+    {
+        m_needsInputFocus = true;
+    }
 }
 
 // Get the window with the focus
-wxWindow *wxWindowBase::FindFocus()
+wxWindow *wxWindowBase::DoFindFocus()
 {
-    Window wFocus = (Window) 0;
+    Window xfocus = (Window) 0;
     int revert = 0;
 
-    XGetInputFocus(wxGlobalDisplay(), & wFocus, & revert);
-    if (wFocus)
+    XGetInputFocus( wxGlobalDisplay(), &xfocus, &revert);
+    if (xfocus)
     {
-        wxWindow *win = NULL;
-        do
+        wxWindow *win = wxGetWindowFromTable( xfocus );
+        if (!win)
         {
-            win = wxGetWindowFromTable(wFocus);
-            wFocus = wxGetWindowParent(wFocus);
-        } while (wFocus && !win);
+            win = wxGetClientWindowFromTable( xfocus );
+        }
 
         return win;
     }
@@ -470,84 +436,121 @@ wxWindow *wxWindowBase::FindFocus()
 bool wxWindowX11::Enable(bool enable)
 {
     if ( !wxWindowBase::Enable(enable) )
-        return FALSE;
-   
-    return TRUE;
+        return false;
+
+    return true;
 }
 
 bool wxWindowX11::Show(bool show)
 {
-    if ( !wxWindowBase::Show(show) )
-        return FALSE;
+    wxWindowBase::Show(show);
 
-    Window xwin = (Window) GetXWindow();
-    Display *xdisp = (Display*) GetXDisplay();
+    Window xwindow = (Window) m_mainWindow;
+    Display *xdisp = wxGlobalDisplay();
     if (show)
     {
-        XMapWindow(xdisp, xwin);
+        // wxLogDebug( "Mapping window of type %s", GetName().c_str() );
+        XMapWindow(xdisp, xwindow);
     }
     else
     {
-        XUnmapWindow(xdisp, xwin);
+        // wxLogDebug( "Unmapping window of type %s", GetName().c_str() );
+        XUnmapWindow(xdisp, xwindow);
     }
 
-    return TRUE;
+    return true;
 }
 
 // Raise the window to the top of the Z order
 void wxWindowX11::Raise()
 {
-    Window window = (Window) GetTopWindow();
-    if (window)
-        XRaiseWindow(wxGlobalDisplay(), window);
+    if (m_mainWindow)
+        XRaiseWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 }
 
 // Lower the window to the bottom of the Z order
 void wxWindowX11::Lower()
 {
-    Window window = (Window) GetTopWindow();
-    if (window)
-        XLowerWindow(wxGlobalDisplay(), window);
+    if (m_mainWindow)
+        XLowerWindow( wxGlobalDisplay(), (Window) m_mainWindow );
+}
+
+void wxWindowX11::SetLabel(const wxString& WXUNUSED(label))
+{
+    // TODO
+}
+
+wxString wxWindowX11::GetLabel() const
+{
+    // TODO
+    return wxEmptyString;
 }
 
 void wxWindowX11::DoCaptureMouse()
 {
-    g_captureWindow = (wxWindow*) this;
-    if ( m_winCaptured )
+    if ((g_captureWindow != NULL) && (g_captureWindow != this))
+    {
+        wxFAIL_MSG(wxT("Trying to capture before mouse released."));
+
+        // Core dump now
+        int *tmp = NULL;
+        (*tmp) = 1;
+        return;
+    }
+
+    if (m_winCaptured)
         return;
 
-    // TODO: should we also call XGrabButton, XGrabKeyboard?
-    if (GetMainWindow())
+    Window xwindow = (Window) m_clientWindow;
+
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+
+    g_captureWindow = (wxWindow*) this;
+
+    if (xwindow)
     {
-        int res = XGrabPointer(wxGlobalDisplay(), (Window) GetMainWindow(),
+        int res = XGrabPointer(wxGlobalDisplay(), xwindow,
             FALSE,
             ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
             GrabModeAsync,
-               GrabModeAsync,
+            GrabModeAsync,
             None,
             None, /* cursor */ // TODO: This may need to be set to the cursor of this window
-            CurrentTime);
+            CurrentTime );
 
-        if (res == GrabSuccess)
+        if (res != GrabSuccess)
         {
-            m_winCaptured = TRUE;
+            wxString msg;
+            msg.Printf(wxT("Failed to grab pointer for window %s"), this->GetClassInfo()->GetClassName());
+            wxLogDebug(msg);
+            if (res == GrabNotViewable)
+                wxLogDebug( wxT("This is not a viewable window - perhaps not shown yet?") );
+
+            g_captureWindow = NULL;
+            return;
         }
+
+        m_winCaptured = true;
     }
 }
 
 void wxWindowX11::DoReleaseMouse()
 {
     g_captureWindow = NULL;
+
     if ( !m_winCaptured )
         return;
 
-    Window wMain = (Window)GetMainWindow();
+    Window xwindow = (Window) m_clientWindow;
+
+    if (xwindow)
+    {
+        XUngrabPointer( wxGlobalDisplay(), CurrentTime );
+    }
 
-    // TODO: should we also call XUngrabButton, XUngrabKeyboard?
-    if ( wMain )
-        XUngrabPointer(wxGlobalDisplay(), wMain);
+    // wxLogDebug( "Ungrabbed pointer in %s", GetName().c_str() );
 
-    m_winCaptured = FALSE;
+    m_winCaptured = false;
 }
 
 bool wxWindowX11::SetFont(const wxFont& font)
@@ -555,12 +558,10 @@ bool wxWindowX11::SetFont(const wxFont& font)
     if ( !wxWindowBase::SetFont(font) )
     {
         // nothing to do
-        return FALSE;
+        return false;
     }
 
-    ChangeFont();
-
-    return TRUE;
+    return true;
 }
 
 bool wxWindowX11::SetCursor(const wxCursor& cursor)
@@ -568,337 +569,152 @@ bool wxWindowX11::SetCursor(const wxCursor& cursor)
     if ( !wxWindowBase::SetCursor(cursor) )
     {
         // no change
-        return FALSE;
+        return false;
     }
 
-    wxCursor* cursor2 = NULL;
+    Window xwindow = (Window) m_clientWindow;
+
+    wxCHECK_MSG( xwindow, false, wxT("invalid window") );
+
+    wxCursor cursorToUse;
     if (m_cursor.Ok())
-        cursor2 = & m_cursor;
+        cursorToUse = m_cursor;
     else
-        cursor2 = wxSTANDARD_CURSOR;
+        cursorToUse = *wxSTANDARD_CURSOR;
 
-    WXDisplay *dpy = GetXDisplay();
-    WXCursor x_cursor = cursor2->GetXCursor(dpy);
+    Cursor xcursor = (Cursor) cursorToUse.GetCursor();
 
-    Window win = (Window) GetMainWindow();
-    XDefineCursor((Display*) dpy, win, (Cursor) x_cursor);
+    XDefineCursor( wxGlobalDisplay(), xwindow, xcursor );
 
-    return TRUE;
+    return true;
 }
 
 // Coordinates relative to the window
 void wxWindowX11::WarpPointer (int x, int y)
 {
-    Window wClient = (Window) GetClientWindow();
-
-    XWarpPointer(wxGlobalDisplay(), None, wClient, 0, 0, 0, 0, x, y);
-}
-
-// ---------------------------------------------------------------------------
-// scrolling stuff
-// ---------------------------------------------------------------------------
-
-int wxWindowX11::GetScrollPos(int orient) const
-{
-    if (orient == wxHORIZONTAL)
-        return m_scrollPosX;
-    else
-        return m_scrollPosY;
-}
+    Window xwindow = (Window) m_clientWindow;
 
-// This now returns the whole range, not just the number of positions that we
-// can scroll.
-int wxWindowX11::GetScrollRange(int WXUNUSED(orient)) const
-{
-    // TODO
-    return 0;
-#if 0
-    Widget scrollBar = (Widget)GetScrollbar((wxOrientation)orient);
-    wxCHECK_MSG( scrollBar, 0, "no such scrollbar" );
+    wxCHECK_RET( xwindow, wxT("invalid window") );
 
-    int range;
-    XtVaGetValues(scrollBar, XmNmaximum, &range, NULL);
-    return range;
-#endif
+    XWarpPointer( wxGlobalDisplay(), None, xwindow, 0, 0, 0, 0, x, y);
 }
 
-int wxWindowX11::GetScrollThumb(int orient) const
+// Does a physical scroll
+void wxWindowX11::ScrollWindow(int dx, int dy, const wxRect *rect)
 {
-    // TODO
-    return 0;
-
-#if 0
-    Widget scrollBar = (Widget)GetScrollbar((wxOrientation)orient);
-    wxCHECK_MSG( scrollBar, 0, "no such scrollbar" );
-
-    int thumb;
-    XtVaGetValues(scrollBar, XmNsliderSize, &thumb, NULL);
-    return thumb;
-#endif
-}
+    // No scrolling requested.
+    if ((dx == 0) && (dy == 0)) return;
 
-void wxWindowX11::SetScrollPos(int orient, int pos, bool WXUNUSED(refresh))
-{
-    // TODO
+    if (!m_updateRegion.IsEmpty())
+    {
+        m_updateRegion.Offset( dx, dy );
 
-#if 0
-    Widget scrollBar = (Widget)GetScrollbar((wxOrientation)orient);
+        int cw = 0;
+        int ch = 0;
+        GetSize( &cw, &ch );  // GetClientSize() ??
+        m_updateRegion.Intersect( 0, 0, cw, ch );
+    }
 
-    if ( scrollBar )
+    if (!m_clearRegion.IsEmpty())
     {
-        XtVaSetValues (scrollBar, XmNvalue, pos, NULL);
+        m_clearRegion.Offset( dx, dy );
+
+        int cw = 0;
+        int ch = 0;
+        GetSize( &cw, &ch );  // GetClientSize() ??
+        m_clearRegion.Intersect( 0, 0, cw, ch );
     }
-#endif
-    SetInternalScrollPos((wxOrientation)orient, pos);
-}
 
-// New function that will replace some of the above.
-void wxWindowX11::SetScrollbar(int WXUNUSED(orient), int WXUNUSED(pos), int WXUNUSED(thumbVisible),
-                            int WXUNUSED(range), bool WXUNUSED(refresh))
-{
-    // TODO
-#if 0
-    int oldW, oldH;
-    GetSize(& oldW, & oldH);
+    Window xwindow = (Window) GetClientAreaWindow();
 
-    if (range == 0)
-        range = 1;
-    if (thumbVisible == 0)
-        thumbVisible = 1;
+    wxCHECK_RET( xwindow, wxT("invalid window") );
 
-    if (thumbVisible > range)
-        thumbVisible = range;
+    Display *xdisplay = wxGlobalDisplay();
 
-    // Save the old state to see if it changed
-    WXWidget oldScrollBar = GetScrollbar((wxOrientation)orient);
+    GC xgc = XCreateGC( xdisplay, xwindow, 0, NULL );
+    XSetGraphicsExposures( xdisplay, xgc, True );
 
-    if (orient == wxHORIZONTAL)
-    {
-        if (thumbVisible == range)
-        {
-            if (m_hScrollBar)
-                DestroyScrollbar(wxHORIZONTAL);
-        }
-        else
-        {
-            if (!m_hScrollBar)
-                CreateScrollbar(wxHORIZONTAL);
-        }
-    }
-    if (orient == wxVERTICAL)
+    int s_x = 0;
+    int s_y = 0;
+    int cw;
+    int ch;
+    if (rect)
     {
-        if (thumbVisible == range)
-        {
-            if (m_vScrollBar)
-                DestroyScrollbar(wxVERTICAL);
-        }
-        else
-        {
-            if (!m_vScrollBar)
-                CreateScrollbar(wxVERTICAL);
-        }
-    }
-    WXWidget newScrollBar =  GetScrollbar((wxOrientation)orient);
+        s_x = rect->x;
+        s_y = rect->y;
 
-    if (oldScrollBar != newScrollBar)
-    {
-        // This is important! Without it, scrollbars misbehave badly.
-        XtUnrealizeWidget((Widget) m_scrolledWindow);
-        XmScrolledWindowSetAreas ((Widget) m_scrolledWindow, (Widget) m_hScrollBar, (Widget) m_vScrollBar, (Widget) m_drawingArea);
-        XtRealizeWidget((Widget) m_scrolledWindow);
-        XtManageChild((Widget) m_scrolledWindow);
+        cw = rect->width;
+        ch = rect->height;
     }
-
-    if (newScrollBar)
+    else
     {
-        XtVaSetValues((Widget) newScrollBar,
-        XmNvalue, pos,
-        XmNminimum, 0,
-        XmNmaximum, range,
-        XmNsliderSize, thumbVisible,
-        NULL);
+        s_x = 0;
+        s_y = 0;
+        GetClientSize( &cw, &ch );
     }
 
-    SetInternalScrollPos((wxOrientation)orient, pos);
-
-    int newW, newH;
-    GetSize(& newW, & newH);
-
-    // Adjusting scrollbars can resize the canvas accidentally
-    if (newW != oldW || newH != oldH)
-        SetSize(-1, -1, oldW, oldH);
+#if wxUSE_TWO_WINDOWS
+    wxPoint offset( 0,0 );
+#else
+    wxPoint offset = GetClientAreaOrigin();
+    s_x += offset.x;
+    s_y += offset.y;
 #endif
-}
 
-// Does a physical scroll
-void wxWindowX11::ScrollWindow(int dx, int dy, const wxRect *rect)
-{
-    int x, y, w, h;
-    if (rect)
+    int w = cw - abs(dx);
+    int h = ch - abs(dy);
+
+    if ((h < 0) || (w < 0))
     {
-        // Use specified rectangle
-        x = rect->x; y = rect->y; w = rect->width; h = rect->height;
+        Refresh();
     }
     else
     {
-        // Use whole client area
-        x = 0; y = 0;
-        GetClientSize(& w, & h);
-    }
-    
-    wxNode *cnode = m_children.First();
-    while (cnode)
-    {
-        wxWindow *child = (wxWindow*) cnode->Data();
-        int sx = 0;
-        int sy = 0;
-        child->GetSize( &sx, &sy );
-        wxPoint pos( child->GetPosition() );
-        child->SetSize( pos.x + dx, pos.y + dy, sx, sy, wxSIZE_ALLOW_MINUS_ONE );
-        cnode = cnode->Next();
-    }
-    
-    int x1 = (dx >= 0) ? x : x - dx;
-    int y1 = (dy >= 0) ? y : y - dy;
-    int w1 = w - abs(dx);
-    int h1 = h - abs(dy);
-    int x2 = (dx >= 0) ? x + dx : x;
-    int y2 = (dy >= 0) ? y + dy : y;
-    
-    wxClientDC dc((wxWindow*) this);
-    
-    dc.SetLogicalFunction (wxCOPY);
-    
-    Window window = (Window) GetMainWindow();
-    Display* display = wxGlobalDisplay();
-    
-    XCopyArea(display, window, window, (GC) dc.GetGC(),
-        x1, y1, w1, h1, x2, y2);
-    
-    dc.SetAutoSetting(TRUE);
-    wxBrush brush(GetBackgroundColour(), wxSOLID);
-    dc.SetBrush(brush); // FIXME: needed?
-    
-    // We'll add rectangles to the list of update rectangles according to which
-    // bits we've exposed.
-    wxList updateRects;
-    
-    if (dx > 0)
-    {
-        wxRect *rect = new wxRect;
-        rect->x = x;
-        rect->y = y;
-        rect->width = dx;
-        rect->height = h;
-        
-        XFillRectangle(display, window,
-            (GC) dc.GetGC(), rect->x, rect->y, rect->width, rect->height);
-        
-        rect->x = rect->x;
-        rect->y = rect->y;
-        rect->width = rect->width;
-        rect->height = rect->height;
-        
-        updateRects.Append((wxObject*) rect);
-    }
-    else if (dx < 0)
-    {
-        wxRect *rect = new wxRect;
-        
-        rect->x = x + w + dx;
-        rect->y = y;
-        rect->width = -dx;
-        rect->height = h;
-        
-        XFillRectangle(display, window,
-            (GC) dc.GetGC(), rect->x, rect->y, rect->width,
-            rect->height);
-        
-        rect->x = rect->x;
-        rect->y = rect->y;
-        rect->width = rect->width;
-        rect->height = rect->height;
-        
-        updateRects.Append((wxObject*) rect);
-    }
-    if (dy > 0)
-    {
-        wxRect *rect = new wxRect;
-        
-        rect->x = x;
-        rect->y = y;
-        rect->width = w;
-        rect->height = dy;
-        
-        XFillRectangle(display, window,
-            (GC) dc.GetGC(), rect->x, rect->y, rect->width, rect->height);
-        
-        rect->x = rect->x;
-        rect->y = rect->y;
-        rect->width = rect->width;
-        rect->height = rect->height;
-        
-        updateRects.Append((wxObject*) rect);
-    }
-    else if (dy < 0)
-    {
-        wxRect *rect = new wxRect;
-        
-        rect->x = x;
-        rect->y = y + h + dy;
-        rect->width = w;
-        rect->height = -dy;
-        
-        XFillRectangle(display, window,
-            (GC) dc.GetGC(), rect->x, rect->y, rect->width, rect->height);
-        
-        rect->x = rect->x;
-        rect->y = rect->y;
-        rect->width = rect->width;
-        rect->height = rect->height;
-        
-        updateRects.Append((wxObject*) rect);
-    }
-    dc.SetBrush(wxNullBrush);
-    
-    // Now send expose events
-    
-    wxNode* node = updateRects.First();
-    while (node)
-    {
-        wxRect* rect = (wxRect*) node->Data();
-        XExposeEvent event;
-        
-        event.type = Expose;
-        event.display = display;
-        event.send_event = True;
-        event.window = window;
-        
-        event.x = rect->x;
-        event.y = rect->y;
-        event.width = rect->width;
-        event.height = rect->height;
-        
-        event.count = 0;
-        
-        XSendEvent(display, window, False, ExposureMask, (XEvent *)&event);
-        
-        node = node->Next();
-        
+        wxRect rect;
+        if (dx < 0) rect.x = cw+dx + offset.x; else rect.x = s_x;
+        if (dy < 0) rect.y = ch+dy + offset.y; else rect.y = s_y;
+        if (dy != 0) rect.width = cw; else rect.width = abs(dx);
+        if (dx != 0) rect.height = ch; else rect.height = abs(dy);
+
+        int d_x = s_x;
+        int d_y = s_y;
+
+        if (dx < 0) s_x += -dx;
+        if (dy < 0) s_y += -dy;
+        if (dx > 0) d_x += dx + offset.x;
+        if (dy > 0) d_y += dy + offset.y;
+
+        XCopyArea( xdisplay, xwindow, xwindow, xgc, s_x, s_y, w, h, d_x, d_y );
+
+        // wxLogDebug( "Copy: s_x %d s_y %d w %d h %d d_x %d d_y %d", s_x, s_y, w, h, d_x, d_y );
+
+        // wxLogDebug( "Update: %d %d %d %d", rect.x, rect.y, rect.width, rect.height );
+
+        m_updateRegion.Union( rect );
+        m_clearRegion.Union( rect );
     }
-    
-    // Delete the update rects
-    node = updateRects.First();
-    while (node)
+
+    XFreeGC( xdisplay, xgc );
+
+    // Move Clients, but not the scrollbars
+    // FIXME: There may be a better method to move a lot of Windows within X11
+    wxScrollBar *sbH = ((wxWindow *) this)->GetScrollbar( wxHORIZONTAL );
+    wxScrollBar *sbV = ((wxWindow *) this)->GetScrollbar( wxVERTICAL );
+    wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+    while ( node )
     {
-        wxRect* rect = (wxRect*) node->Data();
-        delete rect;
-        node = node->Next();
+        // Only propagate to non-top-level windows
+        wxWindow *win = node->GetData();
+        if ( win->GetParent() && win != sbH && win != sbV )
+        {
+            wxPoint pos = win->GetPosition();
+            // Add the delta to the old Position
+            pos.x += dx;
+            pos.y += dy;
+            win->SetPosition(pos);
+        }
+        node = node->GetNext();
     }
-    
-    // TODO
-
-    // XmUpdateDisplay((Widget) GetMainWidget());
 }
 
 // ---------------------------------------------------------------------------
@@ -939,41 +755,44 @@ void wxWindowX11::DoSetToolTip(wxToolTip * WXUNUSED(tooltip))
 
 bool wxWindowX11::PreResize()
 {
-    return TRUE;
+    return true;
 }
 
 // Get total size
 void wxWindowX11::DoGetSize(int *x, int *y) const
 {
-    Window window = (Window) GetTopWindow();
-    if (window)
+    Window xwindow = (Window) m_mainWindow;
+
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+
+    //XSync(wxGlobalDisplay(), False);
+
+    XWindowAttributes attr;
+    Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
+    wxASSERT(status);
+
+    if (status)
     {
-        XWindowAttributes attr;
-        Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
-        wxASSERT(status);
-        
-        if (status)
-        {
-            *x = attr.width + 2*m_borderSize;
-            *y = attr.height + 2*m_borderSize;
-        }
+        *x = attr.width /* + 2*m_borderSize */ ;
+        *y = attr.height /* + 2*m_borderSize */ ;
     }
 }
 
 void wxWindowX11::DoGetPosition(int *x, int *y) const
 {
-    Window window = (Window) GetTopWindow();
+    Window window = (Window) m_mainWindow;
     if (window)
     {
+        //XSync(wxGlobalDisplay(), False);
         XWindowAttributes attr;
         Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
         wxASSERT(status);
-        
+
         if (status)
         {
             *x = attr.x;
             *y = attr.y;
-            
+
             // We may be faking the client origin. So a window that's really at (0, 30)
             // may appear (to wxWin apps) to be at (0, 0).
             if (GetParent())
@@ -990,38 +809,42 @@ void wxWindowX11::DoScreenToClient(int *x, int *y) const
 {
     Display *display = wxGlobalDisplay();
     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
-    Window thisWindow = (Window) GetClientWindow();
+    Window thisWindow = (Window) m_clientWindow;
 
     Window childWindow;
-    int xx = *x;
-    int yy = *y;
-    XTranslateCoordinates(display, rootWindow, thisWindow, xx, yy, x, y, &childWindow);
+    int xx = x ? *x : 0;
+    int yy = y ? *y : 0;
+    XTranslateCoordinates(display, rootWindow, thisWindow,
+                          xx, yy, x ? x : &xx, y ? y : &yy,
+                          &childWindow);
 }
 
 void wxWindowX11::DoClientToScreen(int *x, int *y) const
 {
     Display *display = wxGlobalDisplay();
     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
-    Window thisWindow = (Window) GetClientWindow();
+    Window thisWindow = (Window) m_clientWindow;
 
     Window childWindow;
-    int xx = *x;
-    int yy = *y;
-    XTranslateCoordinates(display, thisWindow, rootWindow, xx, yy, x, y, &childWindow);
+    int xx = x ? *x : 0;
+    int yy = y ? *y : 0;
+    XTranslateCoordinates(display, thisWindow, rootWindow,
+                          xx, yy, x ? x : &xx, y ? y : &yy,
+                          &childWindow);
 }
 
 
 // Get size *available for subwindows* i.e. excluding menu bar etc.
 void wxWindowX11::DoGetClientSize(int *x, int *y) const
 {
-    Window window = (Window) GetClientWindow();
+    Window window = (Window) m_mainWindow;
 
     if (window)
     {
         XWindowAttributes attr;
-        Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
+        Status status = XGetWindowAttributes( wxGlobalDisplay(), window, &attr );
         wxASSERT(status);
-        
+
         if (status)
         {
             *x = attr.width ;
@@ -1032,88 +855,147 @@ void wxWindowX11::DoGetClientSize(int *x, int *y) const
 
 void wxWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 {
-    if (!GetMainWindow())
-        return;
+    //    wxLogDebug("DoSetSize: %s (%ld) %d, %d %dx%d", GetClassInfo()->GetClassName(), GetId(), x, y, width, height);
 
-    XWindowChanges windowChanges;
-    int valueMask = 0;
+    Window xwindow = (Window) m_mainWindow;
 
-    if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+
+    XWindowAttributes attr;
+    Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
+    wxCHECK_RET( status, wxT("invalid window attributes") );
+
+    int new_x = attr.x;
+    int new_y = attr.y;
+    int new_w = attr.width;
+    int new_h = attr.height;
+
+    if (x != wxDefaultCoord || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
     {
-        windowChanges.x = x;
-        valueMask |= CWX;
+        int yy = 0;
+        AdjustForParentClientOrigin( x, yy, sizeFlags);
+        new_x = x;
     }
-    if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+    if (y != wxDefaultCoord || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
     {
-        windowChanges.y = y;
-        valueMask |= CWY;
+        int xx = 0;
+        AdjustForParentClientOrigin( xx, y, sizeFlags);
+        new_y = y;
     }
-    if (width != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+    if (width != wxDefaultCoord)
     {
-        windowChanges.width = width - m_borderSize*2;
-        valueMask |= CWWidth;
+        new_w = width;
+        if (new_w <= 0)
+            new_w = 20;
     }
-    if (height != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+    if (height != wxDefaultCoord)
     {
-        windowChanges.height = height - m_borderSize*2;
-        valueMask |= CWHeight;
+        new_h = height;
+        if (new_h <= 0)
+            new_h = 20;
     }
-    AdjustForParentClientOrigin( x, y, sizeFlags);
 
-    XConfigureWindow(wxGlobalDisplay(), (Window) GetMainWindow(),
-        valueMask, & windowChanges);
+    DoMoveWindow( new_x, new_y, new_w, new_h );
 }
 
 void wxWindowX11::DoSetClientSize(int width, int height)
 {
-    if (!GetMainWindow())
-        return;
+    //    wxLogDebug("DoSetClientSize: %s (%ld) %dx%d", GetClassInfo()->GetClassName(), GetId(), width, height);
 
-    XWindowChanges windowChanges;
-    int valueMask = 0;
+    Window xwindow = (Window) m_mainWindow;
 
-    if (width != -1)
-    {
-        windowChanges.width = width ;
-        valueMask |= CWWidth;
-    }
-    if (height != -1)
-    {
-        windowChanges.height = height ;
-        valueMask |= CWHeight;
-    }
-    XConfigureWindow(wxGlobalDisplay(), (Window) GetMainWindow(),
-        valueMask, & windowChanges);
-}
+    wxCHECK_RET( xwindow, wxT("invalid window") );
 
-// For implementation purposes - sometimes decorations make the client area
-// smaller
-wxPoint wxWindowX11::GetClientAreaOrigin() const
-{
-    return wxPoint(0, 0);
-}
+    XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 
-// Makes an adjustment to the window position (for example, a frame that has
-// a toolbar that it manages itself).
-void wxWindowX11::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags)
-{
-    if (((sizeFlags & wxSIZE_NO_ADJUSTMENTS) == 0) && GetParent())
+    if (m_mainWindow != m_clientWindow)
     {
-        wxPoint pt(GetParent()->GetClientAreaOrigin());
-        x += pt.x; y += pt.y;
+        xwindow = (Window) m_clientWindow;
+
+        wxWindow *window = (wxWindow*) this;
+        wxRenderer *renderer = window->GetRenderer();
+        if (renderer)
+        {
+            wxRect border = renderer->GetBorderDimensions( (wxBorder)(m_windowStyle & wxBORDER_MASK) );
+            width -= border.x + border.width;
+            height -= border.y + border.height;
+        }
+
+        XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
     }
 }
 
-void wxWindowX11::SetSizeHints(int minW, int minH, int maxW, int maxH, int incW, int incH)
+void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
 {
-    m_minWidth = minW;
-    m_minHeight = minH;
-    m_maxWidth = maxW;
-    m_maxHeight = maxH;
+    Window xwindow = (Window) m_mainWindow;
+
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+
+#if !wxUSE_NANOX
+
+    XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, width, height );
+    if (m_mainWindow != m_clientWindow)
+    {
+        xwindow = (Window) m_clientWindow;
+
+        wxWindow *window = (wxWindow*) this;
+        wxRenderer *renderer = window->GetRenderer();
+        if (renderer)
+        {
+            wxRect border = renderer->GetBorderDimensions( (wxBorder)(m_windowStyle & wxBORDER_MASK) );
+            x = border.x;
+            y = border.y;
+            width -= border.x + border.width;
+            height -= border.y + border.height;
+        }
+        else
+        {
+            x = 0;
+            y = 0;
+        }
+
+        wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
+        if (sb && sb->IsShown())
+        {
+            wxSize size = sb->GetSize();
+            height -= size.y;
+        }
+        sb = window->GetScrollbar( wxVERTICAL );
+        if (sb && sb->IsShown())
+        {
+            wxSize size = sb->GetSize();
+            width -= size.x;
+        }
+
+        XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, wxMax(1, width), wxMax(1, height) );
+    }
+
+#else
+
+    XWindowChanges windowChanges;
+    windowChanges.x = x;
+    windowChanges.y = y;
+    windowChanges.width = width;
+    windowChanges.height = height;
+    windowChanges.stack_mode = 0;
+    int valueMask = CWX | CWY | CWWidth | CWHeight;
+
+    XConfigureWindow( wxGlobalDisplay(), xwindow, valueMask, &windowChanges );
+
+#endif
+}
+
+void wxWindowX11::DoSetSizeHints(int minW, int minH, int maxW, int maxH, int incW, int incH)
+{
+    m_minWidth = minW;
+    m_minHeight = minH;
+    m_maxWidth = maxW;
+    m_maxHeight = maxH;
+
+#if !wxUSE_NANOX
+    XSizeHints sizeHints;
+    sizeHints.flags = 0;
 
-    XSizeHints sizeHints;
-    sizeHints.flags = 0;
-    
     if (minW > -1 && minH > -1)
     {
         sizeHints.flags |= PMinSize;
@@ -1133,12 +1015,8 @@ void wxWindowX11::SetSizeHints(int minW, int minH, int maxW, int maxH, int incW,
         sizeHints.height_inc = incH;
     }
 
-    XSetWMNormalHints(wxGlobalDisplay(), (Window) GetMainWindow(), & sizeHints);
-}
-
-void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
-{
-    DoSetSize(x, y, width, height);
+    XSetWMNormalHints(wxGlobalDisplay(), (Window) m_mainWindow, &sizeHints );
+#endif
 }
 
 // ---------------------------------------------------------------------------
@@ -1147,9 +1025,21 @@ void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
 
 int wxWindowX11::GetCharHeight() const
 {
-    wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
+    wxFont font(GetFont());
+    wxCHECK_MSG( font.Ok(), 0, wxT("valid window font needed") );
+
+#if wxUSE_UNICODE
+    // There should be an easier way.
+    PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
+    pango_layout_set_font_description( layout, font.GetNativeFontInfo()->description );
+    pango_layout_set_text(layout, "H", 1 );
+    int w,h;
+    pango_layout_get_pixel_size(layout, &w, &h);
+    g_object_unref( G_OBJECT( layout ) );
 
-    WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, GetXDisplay());
+    return h;
+#else
+    WXFontStructPtr pFontStruct = font.GetFontStruct(1.0, wxGlobalDisplay());
 
     int direction, ascent, descent;
     XCharStruct overall;
@@ -1158,13 +1048,26 @@ int wxWindowX11::GetCharHeight() const
 
     //  return (overall.ascent + overall.descent);
     return (ascent + descent);
+#endif
 }
 
 int wxWindowX11::GetCharWidth() const
 {
-    wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
+    wxFont font(GetFont());
+    wxCHECK_MSG( font.Ok(), 0, wxT("valid window font needed") );
+
+#if wxUSE_UNICODE
+    // There should be an easier way.
+    PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
+    pango_layout_set_font_description( layout, font.GetNativeFontInfo()->description );
+    pango_layout_set_text(layout, "H", 1 );
+    int w,h;
+    pango_layout_get_pixel_size(layout, &w, &h);
+    g_object_unref( G_OBJECT( layout ) );
 
-    WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, GetXDisplay());
+    return w;
+#else
+    WXFontStructPtr pFontStruct = font.GetFontStruct(1.0, wxGlobalDisplay());
 
     int direction, ascent, descent;
     XCharStruct overall;
@@ -1172,32 +1075,59 @@ int wxWindowX11::GetCharWidth() const
         &descent, &overall);
 
     return overall.width;
+#endif
 }
 
 void wxWindowX11::GetTextExtent(const wxString& string,
-                             int *x, int *y,
-                             int *descent, int *externalLeading,
-                             const wxFont *theFont) const
+                                int *x, int *y,
+                                int *descent, int *externalLeading,
+                                const wxFont *theFont) const
 {
-    wxFont *fontToUse = (wxFont *)theFont;
-    if (!fontToUse)
-        fontToUse = (wxFont *) & m_font;
+    wxFont fontToUse = GetFont();
+    if (theFont) fontToUse = *theFont;
+
+    wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
+
+    if (string.empty())
+    {
+        if (x) (*x) = 0;
+        if (y) (*y) = 0;
+        return;
+    }
+
+#if wxUSE_UNICODE
+    PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
+
+    PangoFontDescription *desc = fontToUse.GetNativeFontInfo()->description;
+    pango_layout_set_font_description(layout, desc);
+
+    const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
+    pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
 
-    wxCHECK_RET( fontToUse->Ok(), "valid window font needed" );
-    
-    WXFontStructPtr pFontStruct = theFont->GetFontStruct(1.0, GetXDisplay());
+    PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+
+    PangoRectangle rect;
+    pango_layout_line_get_extents(line, NULL, &rect);
+
+    if (x) (*x) = (wxCoord) (rect.width / PANGO_SCALE);
+    if (y) (*y) = (wxCoord) (rect.height / PANGO_SCALE);
+    if (descent)
+    {
+        // Do something about metrics here
+        (*descent) = 0;
+    }
+    if (externalLeading) (*externalLeading) = 0;  // ??
+
+    g_object_unref( G_OBJECT( layout ) );
+#else
+    WXFontStructPtr pFontStruct = fontToUse.GetFontStruct(1.0, wxGlobalDisplay());
 
     int direction, ascent, descent2;
     XCharStruct overall;
-    int slen = string.Len();
+    int slen = string.length();
 
-#if 0
-    if (use16)
-        XTextExtents16((XFontStruct*) pFontStruct, (XChar2b *) (char*) (const char*) string, slen, &direction,
-        &ascent, &descent2, &overall);
-#endif
-
-    XTextExtents((XFontStruct*) pFontStruct, string, slen,
+    XTextExtents((XFontStruct*) pFontStruct, (const char*) string.c_str(), slen,
                  &direction, &ascent, &descent2, &overall);
 
     if ( x )
@@ -1208,7 +1138,7 @@ void wxWindowX11::GetTextExtent(const wxString& string,
         *descent = descent2;
     if (externalLeading)
         *externalLeading = 0;
-
+#endif
 }
 
 // ----------------------------------------------------------------------------
@@ -1217,89 +1147,141 @@ void wxWindowX11::GetTextExtent(const wxString& string,
 
 void wxWindowX11::Refresh(bool eraseBack, const wxRect *rect)
 {
-    m_needsRefresh = TRUE;
-    Display *display = wxGlobalDisplay();
-    Window thisWindow = (Window) GetMainWindow();
+    if (eraseBack)
+    {
+        if (rect)
+        {
+            // Schedule for later Updating in ::Update() or ::OnInternalIdle().
+            m_clearRegion.Union( rect->x, rect->y, rect->width, rect->height );
+        }
+        else
+        {
+            int height,width;
+            GetSize( &width, &height );
 
-    XExposeEvent dummyEvent;
-    int width, height;
-    GetSize(&width, &height);
+            // Schedule for later Updating in ::Update() or ::OnInternalIdle().
+            m_clearRegion.Clear();
+            m_clearRegion.Union( 0, 0, width, height );
+        }
+    }
 
-    dummyEvent.type = Expose;
-    dummyEvent.display = display;
-    dummyEvent.send_event = True;
-    dummyEvent.window = thisWindow;
     if (rect)
     {
-        dummyEvent.x = rect->x;
-        dummyEvent.y = rect->y;
-        dummyEvent.width = rect->width;
-        dummyEvent.height = rect->height;
+         // Schedule for later Updating in ::Update() or ::OnInternalIdle().
+         m_updateRegion.Union( rect->x, rect->y, rect->width, rect->height );
     }
     else
     {
-        dummyEvent.x = 0;
-        dummyEvent.y = 0;
-        dummyEvent.width = width;
-        dummyEvent.height = height;
+        int height,width;
+        GetSize( &width, &height );
+
+        // Schedule for later Updating in ::Update() or ::OnInternalIdle().
+        m_updateRegion.Clear();
+        m_updateRegion.Union( 0, 0, width, height );
     }
-    dummyEvent.count = 0;
+}
 
-    if (eraseBack)
+void wxWindowX11::Update()
+{
+    if (m_updateNcArea)
     {
-        wxClientDC dc((wxWindow*) this);
-        wxBrush backgroundBrush(GetBackgroundColour(), wxSOLID);
-        dc.SetBackground(backgroundBrush);
-        if (rect)
-            dc.Clear(*rect);
-        else
-            dc.Clear();
+        // wxLogDebug("wxWindowX11::UpdateNC: %s", GetClassInfo()->GetClassName());
+        // Send nc paint events.
+        SendNcPaintEvents();
     }
 
-    XSendEvent(display, thisWindow, False, ExposureMask, (XEvent *)&dummyEvent);
+    if (!m_updateRegion.IsEmpty())
+    {
+        // wxLogDebug("wxWindowX11::Update: %s", GetClassInfo()->GetClassName());
+        // Actually send erase events.
+        SendEraseEvents();
+
+        // Actually send paint events.
+        SendPaintEvents();
+    }
 }
 
-void wxWindowX11::Clear()
+void wxWindowX11::SendEraseEvents()
 {
-    wxClientDC dc((wxWindow*) this);
-    wxBrush brush(GetBackgroundColour(), wxSOLID);
-    dc.SetBackground(brush);
-    dc.Clear();
+    if (m_clearRegion.IsEmpty()) return;
+
+    wxClientDC dc( (wxWindow*)this );
+    dc.SetClippingRegion( m_clearRegion );
+
+    wxEraseEvent erase_event( GetId(), &dc );
+    erase_event.SetEventObject( this );
+
+    if (!HandleWindowEvent(erase_event) )
+    {
+        Display *xdisplay = wxGlobalDisplay();
+        Window xwindow = (Window) GetClientAreaWindow();
+        XSetForeground( xdisplay, g_eraseGC, m_backgroundColour.GetPixel() );
+
+        wxRegionIterator upd( m_clearRegion );
+        while (upd)
+        {
+            XFillRectangle( xdisplay, xwindow, g_eraseGC,
+                            upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
+            upd ++;
+        }
+    }
+
+    m_clearRegion.Clear();
 }
 
-void wxWindowX11::X11SendPaintEvents()
+void wxWindowX11::SendPaintEvents()
 {
-    m_clipPaintRegion = TRUE;
+    //    wxLogDebug("SendPaintEvents: %s (%ld)", GetClassInfo()->GetClassName(), GetId());
 
-    if (!m_clearRegion.IsEmpty())
+    m_clipPaintRegion = true;
+
+    wxPaintEvent paint_event( GetId() );
+    paint_event.SetEventObject( this );
+    HandleWindowEvent( paint_event );
+
+    m_updateRegion.Clear();
+
+    m_clipPaintRegion = false;
+}
+
+void wxWindowX11::SendNcPaintEvents()
+{
+    wxWindow *window = (wxWindow*) this;
+
+    // All this for drawing the small square between the scrollbars.
+    int width = 0;
+    int height = 0;
+    int x = 0;
+    int y = 0;
+    wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
+    if (sb && sb->IsShown())
     {
-        wxWindowDC dc( (wxWindow*)this );
-        dc.SetClippingRegion( m_clearRegion );
-        
-        wxEraseEvent erase_event( GetId(), &dc );
-        erase_event.SetEventObject( this );
-    
-        if (!GetEventHandler()->ProcessEvent(erase_event))
+        height = sb->GetSize().y;
+        y = sb->GetPosition().y;
+
+        sb = window->GetScrollbar( wxVERTICAL );
+        if (sb && sb->IsShown())
         {
-            wxRegionIterator upd( m_clearRegion );
-            while (upd)
-            {
-                // XClearArea( ... , upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
-                upd ++;
-            }
+            width = sb->GetSize().x;
+            x = sb->GetPosition().x;
+
+            Display *xdisplay = wxGlobalDisplay();
+            Window xwindow = (Window) GetMainWindow();
+            Colormap cm = (Colormap) wxTheApp->GetMainColormap( wxGetDisplay() );
+            wxColour colour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
+            colour.CalcPixel( (WXColormap) cm );
+
+            XSetForeground( xdisplay, g_eraseGC, colour.GetPixel() );
+
+            XFillRectangle( xdisplay, xwindow, g_eraseGC, x, y, width, height );
         }
-        m_clearRegion.Clear();
     }
 
     wxNcPaintEvent nc_paint_event( GetId() );
     nc_paint_event.SetEventObject( this );
-    GetEventHandler()->ProcessEvent( nc_paint_event );
+    HandleWindowEvent( nc_paint_event );
 
-    wxPaintEvent paint_event( GetId() );
-    paint_event.SetEventObject( this );
-    GetEventHandler()->ProcessEvent( paint_event );
-
-    m_clipPaintRegion = FALSE;
+    m_updateNcArea = false;
 }
 
 // ----------------------------------------------------------------------------
@@ -1309,7 +1291,7 @@ void wxWindowX11::X11SendPaintEvents()
 // Responds to colour changes: passes event on to children.
 void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
 {
-    wxWindowList::Node *node = GetChildren().GetFirst();
+    wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
     while ( node )
     {
         // Only propagate to non-top-level windows
@@ -1317,250 +1299,134 @@ void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
         if ( win->GetParent() )
         {
             wxSysColourChangedEvent event2;
-            event.m_eventObject = win;
-            win->GetEventHandler()->ProcessEvent(event2);
+            event.SetEventObject(win);
+            win->HandleWindowEvent(event2);
         }
 
         node = node->GetNext();
     }
 }
 
-void wxWindowX11::OnIdle(wxIdleEvent& WXUNUSED(event))
+// See handler for InFocus case in app.cpp for details.
+wxWindow* g_GettingFocus = NULL;
+
+void wxWindowX11::OnInternalIdle()
 {
+    // Update invalidated regions.
+    Update();
+
     // This calls the UI-update mechanism (querying windows for
     // menu/toolbar/control state information)
-    UpdateWindowUI();
-}
-
-// ----------------------------------------------------------------------------
-// accelerators
-// ----------------------------------------------------------------------------
+    if (wxUpdateUIEvent::CanUpdate((wxWindow*) this) && IsShown())
+        UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 
-bool wxWindowX11::ProcessAccelerator(wxKeyEvent& event)
-{
-    if (!m_acceleratorTable.Ok())
-        return FALSE;
-
-    const wxAcceleratorEntry* entry = m_acceleratorTable.GetEntry(event);
-    if (entry)
+    // Set the input focus if couldn't do it before
+    if (m_needsInputFocus)
     {
-            // Bingo, we have a match. Now find a control that matches the
-           // entry command id.
-
-            // Need to go up to the top of the window hierarchy, since it might
-            // be e.g. a menu item
-            wxWindow* parent = (wxWindow*) this;
-            while ( parent && !parent->IsTopLevel() )
-                parent = parent->GetParent();
-
-            if (!parent)
-                return FALSE;
-
-            wxFrame* frame = wxDynamicCast(parent, wxFrame);
-            if ( frame )
-            {
-                // Try for a menu command
-                if (frame->GetMenuBar())
-                {
-                    wxMenuItem* item = frame->GetMenuBar()->FindItem(entry->GetCommand());
-                    if (item)
-                    {
-                        wxCommandEvent commandEvent(wxEVT_COMMAND_MENU_SELECTED, entry->GetCommand());
-                        commandEvent.SetEventObject(frame);
-
-                        // If ProcessEvent returns TRUE (it was handled), then
-                        // the calling code will skip the event handling.
-                        return frame->GetEventHandler()->ProcessEvent(commandEvent);
-                    }
-                }
-            }
-
-            // Find a child matching the command id
-            wxWindow* child = parent->FindWindow(entry->GetCommand());
-
-            // No such child
-            if (!child)
-                return FALSE;
-
-            // Now we process those kinds of windows that we can.
-            // For now, only buttons.
-            if ( wxDynamicCast(child, wxButton) )
-            {
-                wxCommandEvent commandEvent (wxEVT_COMMAND_BUTTON_CLICKED, child->GetId());
-                commandEvent.SetEventObject(child);
-                return child->GetEventHandler()->ProcessEvent(commandEvent);
-            }
-
-            return FALSE;
-
-    }// if
+#if 0
+        wxString msg;
+        msg.Printf("Setting focus for %s from OnInternalIdle\n", GetClassInfo()->GetClassName());
+        printf(msg.c_str());
+#endif
+        SetFocus();
 
-    // We didn't match the key event against an accelerator.
-    return FALSE;
+        // If it couldn't set the focus now, there's
+        // no point in trying again.
+        m_needsInputFocus = false;
+    }
+    g_GettingFocus = NULL;
 }
 
-// ============================================================================
-// X11-specific stuff from here on
-// ============================================================================
-
 // ----------------------------------------------------------------------------
-// function which maintain the global hash table mapping Widgets to wxWindows
+// function which maintain the global hash table mapping Widgets to wxWidgets
 // ----------------------------------------------------------------------------
 
-bool wxAddWindowToTable(Window w, wxWindow *win)
+static bool DoAddWindowToTable(wxWindowHash *hash, Window w, wxWindow *win)
 {
-    wxWindow *oldItem = NULL;
-    if ((oldItem = (wxWindow *)wxWidgetHashTable->Get ((long) w)))
+    if ( !hash->insert(wxWindowHash::value_type(w, win)).second )
     {
-        wxLogDebug("Widget table clash: new widget is %ld, %s",
-                   (long)w, win->GetClassInfo()->GetClassName());
-        return FALSE;
+        wxLogDebug( wxT("Widget table clash: new widget is 0x%08x, %s"),
+                    (unsigned int)w, win->GetClassInfo()->GetClassName());
+        return false;
     }
 
-    wxWidgetHashTable->Put((long) w, win);
-
-    wxLogTrace("widget", "XWindow 0x%08x <-> window %p (%s)",
-               w, win, win->GetClassInfo()->GetClassName());
+    wxLogTrace( wxT("widget"), wxT("XWindow 0x%08x <-> window %p (%s)"),
+                (unsigned int) w, win, win->GetClassInfo()->GetClassName());
 
-    return TRUE;
+    return true;
 }
 
-wxWindow *wxGetWindowFromTable(Window w)
+static inline wxWindow *DoGetWindowFromTable(wxWindowHash *hash, Window w)
 {
-    return (wxWindow *)wxWidgetHashTable->Get((long) w);
+    wxWindowHash::iterator i = hash->find(w);
+    return i == hash->end() ? NULL : i->second;
 }
 
-void wxDeleteWindowFromTable(Window w)
+static inline void DoDeleteWindowFromTable(wxWindowHash *hash, Window w)
 {
-    wxWidgetHashTable->Delete((long)w);
-}
+    wxLogTrace( wxT("widget"), wxT("XWindow 0x%08x deleted"), (unsigned int) w);
 
-// ----------------------------------------------------------------------------
-// add/remove window from the table
-// ----------------------------------------------------------------------------
+    hash->erase(w);
+}
 
 // ----------------------------------------------------------------------------
-// X11-specific accessors
+// public wrappers
 // ----------------------------------------------------------------------------
 
-// Get the underlying X window
-WXWindow wxWindowX11::GetXWindow() const
+bool wxAddWindowToTable(Window w, wxWindow *win)
 {
-    return GetMainWindow();
+    return DoAddWindowToTable(wxWidgetHashTable, w, win);
 }
 
-// Get the underlying X display
-WXDisplay *wxWindowX11::GetXDisplay() const
+wxWindow *wxGetWindowFromTable(Window w)
 {
-    return wxGetDisplay();
+    return DoGetWindowFromTable(wxWidgetHashTable, w);
 }
 
-WXWindow wxWindowX11::GetMainWindow() const
+void wxDeleteWindowFromTable(Window w)
 {
-    if (m_drawingArea)
-        return m_drawingArea;
-    else
-        return m_mainWidget;
+    DoDeleteWindowFromTable(wxWidgetHashTable, w);
 }
 
-WXWindow wxWindowX11::GetClientWindow() const
+bool wxAddClientWindowToTable(Window w, wxWindow *win)
 {
-    if (m_drawingArea != (WXWindow) 0)
-        return m_drawingArea;
-    else
-        return GetMainWindow();
+    return DoAddWindowToTable(wxClientWidgetHashTable, w, win);
 }
 
-WXWindow wxWindowX11::GetTopWindow() const
+wxWindow *wxGetClientWindowFromTable(Window w)
 {
-    return GetMainWindow();
+    return DoGetWindowFromTable(wxClientWidgetHashTable, w);
 }
 
-WXWindow wxWindowX11::GetLabelWindow() const
+void wxDeleteClientWindowFromTable(Window w)
 {
-    return GetMainWindow();
+    DoDeleteWindowFromTable(wxClientWidgetHashTable, w);
 }
 
 // ----------------------------------------------------------------------------
-// callbacks
+// X11-specific accessors
 // ----------------------------------------------------------------------------
 
-// TODO: implement wxWindow scrollbar, presumably using wxScrollBar
-#if 0
-static void wxScrollBarCallback(Widget scrollbar,
-                                XtPointer clientData,
-                                XmScrollBarCallbackStruct *cbs)
+WXWindow wxWindowX11::GetMainWindow() const
 {
-    wxWindow *win = wxGetWindowFromTable(scrollbar);
-    int orientation = (int) clientData;
-
-    wxEventType eventType = wxEVT_NULL;
-    switch (cbs->reason)
-    {
-    case XmCR_INCREMENT:
-        {
-            eventType = wxEVT_SCROLLWIN_LINEDOWN;
-            break;
-        }
-    case XmCR_DECREMENT:
-        {
-            eventType = wxEVT_SCROLLWIN_LINEUP;
-            break;
-        }
-    case XmCR_DRAG:
-        {
-            eventType = wxEVT_SCROLLWIN_THUMBTRACK;
-            break;
-        }
-    case XmCR_VALUE_CHANGED:
-        {
-            eventType = wxEVT_SCROLLWIN_THUMBRELEASE;
-            break;
-        }
-    case XmCR_PAGE_INCREMENT:
-        {
-            eventType = wxEVT_SCROLLWIN_PAGEDOWN;
-            break;
-        }
-    case XmCR_PAGE_DECREMENT:
-        {
-            eventType = wxEVT_SCROLLWIN_PAGEUP;
-            break;
-        }
-    case XmCR_TO_TOP:
-        {
-            eventType = wxEVT_SCROLLWIN_TOP;
-            break;
-        }
-    case XmCR_TO_BOTTOM:
-        {
-            eventType = wxEVT_SCROLLWIN_BOTTOM;
-            break;
-        }
-    default:
-        {
-            // Should never get here
-            wxFAIL_MSG("Unknown scroll event.");
-            break;
-        }
-    }
+    return m_mainWindow;
+}
 
-    wxScrollWinEvent event(eventType,
-                           cbs->value,
-                           ((orientation == XmHORIZONTAL) ?
-                            wxHORIZONTAL : wxVERTICAL));
-    event.SetEventObject( win );
-    win->GetEventHandler()->ProcessEvent(event);
+WXWindow wxWindowX11::GetClientAreaWindow() const
+{
+    return m_clientWindow;
 }
-#endif
 
 // ----------------------------------------------------------------------------
 // TranslateXXXEvent() functions
 // ----------------------------------------------------------------------------
 
-bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window, XEvent *xevent)
+bool wxTranslateMouseEvent(wxMouseEvent& wxevent,
+                           wxWindow *win,
+                           Window WXUNUSED(window),
+                           XEvent *xevent)
 {
-    switch (xevent->xany.type)
+    switch (XEventGetType(xevent))
     {
         case EnterNotify:
         case LeaveNotify:
@@ -1570,43 +1436,59 @@ bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window,
         {
             wxEventType eventType = wxEVT_NULL;
 
-            if (xevent->xany.type == EnterNotify)
+            if (XEventGetType(xevent) == EnterNotify)
             {
                 //if (local_event.xcrossing.mode!=NotifyNormal)
                 //  return ; // Ignore grab events
                 eventType = wxEVT_ENTER_WINDOW;
                 //            canvas->GetEventHandler()->OnSetFocus();
             }
-            else if (xevent->xany.type == LeaveNotify)
+            else if (XEventGetType(xevent) == LeaveNotify)
             {
                 //if (local_event.xcrossingr.mode!=NotifyNormal)
                 //  return ; // Ignore grab events
                 eventType = wxEVT_LEAVE_WINDOW;
                 //            canvas->GetEventHandler()->OnKillFocus();
             }
-            else if (xevent->xany.type == MotionNotify)
+            else if (XEventGetType(xevent) == MotionNotify)
             {
                 eventType = wxEVT_MOTION;
             }
-            else if (xevent->xany.type == ButtonPress)
+            else if (XEventGetType(xevent) == ButtonPress)
             {
-                wxevent.SetTimestamp(xevent->xbutton.time);
+                wxevent.SetTimestamp(XButtonEventGetTime(xevent));
                 int button = 0;
-                if (xevent->xbutton.button == Button1)
+                if (XButtonEventLChanged(xevent))
                 {
                     eventType = wxEVT_LEFT_DOWN;
                     button = 1;
                 }
-                else if (xevent->xbutton.button == Button2)
+                else if (XButtonEventMChanged(xevent))
                 {
                     eventType = wxEVT_MIDDLE_DOWN;
                     button = 2;
                 }
-                else if (xevent->xbutton.button == Button3)
+                else if (XButtonEventRChanged(xevent))
                 {
                     eventType = wxEVT_RIGHT_DOWN;
                     button = 3;
                 }
+                else if ( xevent->xbutton.button == Button4 ||
+                            xevent->xbutton.button == Button5 )
+                {
+                    // this is the same value as used under wxMSW
+                    static const int WHEEL_DELTA = 120;
+
+                    eventType = wxEVT_MOUSEWHEEL;
+                    button = xevent->xbutton.button;
+
+                    wxevent.m_linesPerAction = 3;
+                    wxevent.m_wheelDelta = WHEEL_DELTA;
+
+                    // Button 4 means mousewheel up, 5 means down
+                    wxevent.m_wheelRotation = button == Button4 ? WHEEL_DELTA
+                                                                : -WHEEL_DELTA;
+                }
 
                 // check for a double click
                 // TODO: where can we get this value from?
@@ -1633,59 +1515,59 @@ bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window,
                     win->SetLastClick(button, ts);
                 }
             }
-            else if (xevent->xany.type == ButtonRelease)
+            else if (XEventGetType(xevent) == ButtonRelease)
             {
-                if (xevent->xbutton.button == Button1)
+                if (XButtonEventLChanged(xevent))
                 {
                     eventType = wxEVT_LEFT_UP;
                 }
-                else if (xevent->xbutton.button == Button2)
+                else if (XButtonEventMChanged(xevent))
                 {
                     eventType = wxEVT_MIDDLE_UP;
                 }
-                else if (xevent->xbutton.button == Button3)
+                else if (XButtonEventRChanged(xevent))
                 {
                     eventType = wxEVT_RIGHT_UP;
                 }
-                else return FALSE;
+                else return false;
             }
             else
             {
-                return FALSE;
+                return false;
             }
 
             wxevent.SetEventType(eventType);
 
-            wxevent.m_x = xevent->xbutton.x;
-            wxevent.m_y = xevent->xbutton.y;
+            wxevent.m_x = XButtonEventGetX(xevent);
+            wxevent.m_y = XButtonEventGetY(xevent);
 
             wxevent.m_leftDown = ((eventType == wxEVT_LEFT_DOWN)
-                || (event_left_is_down (xevent)
+                || (XButtonEventLIsDown(xevent)
                 && (eventType != wxEVT_LEFT_UP)));
             wxevent.m_middleDown = ((eventType == wxEVT_MIDDLE_DOWN)
-                || (event_middle_is_down (xevent)
+                || (XButtonEventMIsDown(xevent)
                 && (eventType != wxEVT_MIDDLE_UP)));
             wxevent.m_rightDown = ((eventType == wxEVT_RIGHT_DOWN)
-                || (event_right_is_down (xevent)
+                || (XButtonEventRIsDown (xevent)
                 && (eventType != wxEVT_RIGHT_UP)));
 
-            wxevent.m_shiftDown = xevent->xbutton.state & ShiftMask;
-            wxevent.m_controlDown = xevent->xbutton.state & ControlMask;
-            wxevent.m_altDown = xevent->xbutton.state & Mod3Mask;
-            wxevent.m_metaDown = xevent->xbutton.state & Mod1Mask;
+            wxevent.m_shiftDown = XButtonEventShiftIsDown(xevent);
+            wxevent.m_controlDown = XButtonEventCtrlIsDown(xevent);
+            wxevent.m_altDown = XButtonEventAltIsDown(xevent);
+            wxevent.m_metaDown = XButtonEventMetaIsDown(xevent);
 
             wxevent.SetId(win->GetId());
             wxevent.SetEventObject(win);
 
-            return TRUE;
+            return true;
         }
     }
-    return FALSE;
+    return false;
 }
 
-bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win), XEvent *xevent)
+bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win), XEvent *xevent, bool isAscii)
 {
-    switch (xevent->xany.type)
+    switch (XEventGetType(xevent))
     {
     case KeyPress:
     case KeyRelease:
@@ -1695,217 +1577,61 @@ bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win
             KeySym keySym;
             (void) XLookupString ((XKeyEvent *) xevent, buf, 20, &keySym, NULL);
             int id = wxCharCodeXToWX (keySym);
+            // id may be WXK_xxx code - these are outside ASCII range, so we
+            // can't just use toupper() on id.
+            // Only change this if we want the raw key that was pressed,
+            // and don't change it if we want an ASCII value.
+            if (!isAscii && (id >= 'a' && id <= 'z'))
+            {
+                id = id + 'A' - 'a';
+            }
 
-            if (xevent->xkey.state & ShiftMask)
-                wxevent.m_shiftDown = TRUE;
-            if (xevent->xkey.state & ControlMask)
-                wxevent.m_controlDown = TRUE;
-            if (xevent->xkey.state & Mod3Mask)
-                wxevent.m_altDown = TRUE;
-            if (xevent->xkey.state & Mod1Mask)
-                wxevent.m_metaDown = TRUE;
+            wxevent.m_shiftDown = XKeyEventShiftIsDown(xevent);
+            wxevent.m_controlDown = XKeyEventCtrlIsDown(xevent);
+            wxevent.m_altDown = XKeyEventAltIsDown(xevent);
+            wxevent.m_metaDown = XKeyEventMetaIsDown(xevent);
             wxevent.SetEventObject(win);
             wxevent.m_keyCode = id;
-            wxevent.SetTimestamp(xevent->xkey.time);
+            wxevent.SetTimestamp(XKeyEventGetTime(xevent));
 
-            wxevent.m_x = xevent->xbutton.x;
-            wxevent.m_y = xevent->xbutton.y;
+            wxevent.m_x = XKeyEventGetX(xevent);
+            wxevent.m_y = XKeyEventGetY(xevent);
 
-            if (id > -1)
-                return TRUE;
-            else
-                return FALSE;
-            break;
+            return id > -1;
         }
     default:
         break;
     }
-    return FALSE;
+    return false;
 }
 
 // ----------------------------------------------------------------------------
 // Colour stuff
 // ----------------------------------------------------------------------------
 
-#if 0
-
-#define YAllocColor XAllocColor
-XColor g_itemColors[5];
-int wxComputeColours (Display *display, wxColour * back, wxColour * fore)
-{
-    int result;
-    static XmColorProc colorProc;
-
-    result = wxNO_COLORS;
-
-    if (back)
-    {
-        g_itemColors[0].red = (((long) back->Red ()) << 8);
-        g_itemColors[0].green = (((long) back->Green ()) << 8);
-        g_itemColors[0].blue = (((long) back->Blue ()) << 8);
-        g_itemColors[0].flags = DoRed | DoGreen | DoBlue;
-        if (colorProc == (XmColorProc) NULL)
-        {
-            // Get a ptr to the actual function
-            colorProc = XmSetColorCalculation ((XmColorProc) NULL);
-            // And set it back to motif.
-            XmSetColorCalculation (colorProc);
-        }
-        (*colorProc) (&g_itemColors[wxBACK_INDEX],
-            &g_itemColors[wxFORE_INDEX],
-            &g_itemColors[wxSELE_INDEX],
-            &g_itemColors[wxTOPS_INDEX],
-            &g_itemColors[wxBOTS_INDEX]);
-        result = wxBACK_COLORS;
-    }
-    if (fore)
-    {
-        g_itemColors[wxFORE_INDEX].red = (((long) fore->Red ()) << 8);
-        g_itemColors[wxFORE_INDEX].green = (((long) fore->Green ()) << 8);
-        g_itemColors[wxFORE_INDEX].blue = (((long) fore->Blue ()) << 8);
-        g_itemColors[wxFORE_INDEX].flags = DoRed | DoGreen | DoBlue;
-        if (result == wxNO_COLORS)
-            result = wxFORE_COLORS;
-    }
-
-    Display *dpy = display;
-    Colormap cmap = (Colormap) wxTheApp->GetMainColormap((WXDisplay*) dpy);
-
-    if (back)
-    {
-        /* 5 Colours to allocate */
-        for (int i = 0; i < 5; i++)
-            if (!YAllocColor (dpy, cmap, &g_itemColors[i]))
-                result = wxNO_COLORS;
-    }
-    else if (fore)
-    {
-        /* Only 1 colour to allocate */
-        if (!YAllocColor (dpy, cmap, &g_itemColors[wxFORE_INDEX]))
-            result = wxNO_COLORS;
-    }
-
-    return (result);
-
-}
-#endif
-
-// Changes the foreground and background colours to be derived from the current
-// background colour. To change the foreground colour, you must call
-// SetForegroundColour explicitly.
-void wxWindowX11::ChangeBackgroundColour()
-{
-    // TODO
-#if 0
-    WXWidget mainWidget = GetMainWidget();
-    if ( mainWidget )
-        DoChangeBackgroundColour(mainWidget, m_backgroundColour);
-#endif
-}
-
-void wxWindowX11::ChangeForegroundColour()
+bool wxWindowX11::SetBackgroundColour(const wxColour& col)
 {
-    // TODO
-#if 0
-    WXWidget mainWidget = GetMainWidget();
-    if ( mainWidget )
-        DoChangeForegroundColour(mainWidget, m_foregroundColour);
-    if ( m_scrolledWindow && mainWidget != m_scrolledWindow )
-        DoChangeForegroundColour(m_scrolledWindow, m_foregroundColour);
-#endif
-}
+    wxWindowBase::SetBackgroundColour(col);
 
-// Change a widget's foreground and background colours.
-void wxWindowX11::DoChangeForegroundColour(WXWindow widget, wxColour& foregroundColour)
-{
-    // TODO
-#if 0
-    // When should we specify the foreground, if it's calculated
-    // by wxComputeColours?
-    // Solution: say we start with the default (computed) foreground colour.
-    // If we call SetForegroundColour explicitly for a control or window,
-    // then the foreground is changed.
-    // Therefore SetBackgroundColour computes the foreground colour, and
-    // SetForegroundColour changes the foreground colour. The ordering is
-    // important.
-
-    Widget w = (Widget)widget;
-    XtVaSetValues(
-                  w,
-                  XmNforeground, foregroundColour.AllocColour(XtDisplay(w)),
-                  NULL
-                 );
-#endif
-}
+    Display *xdisplay = (Display*) wxGlobalDisplay();
+    int xscreen = DefaultScreen( xdisplay );
+    Colormap cm = DefaultColormap( xdisplay, xscreen );
 
-void wxWindowX11::DoChangeBackgroundColour(WXWindow widget, wxColour& backgroundColour, bool changeArmColour)
-{
-    // TODO
-#if 0
-    wxComputeColours (XtDisplay((Widget) widget), & backgroundColour,
-        (wxColour*) NULL);
-
-    XtVaSetValues ((Widget) widget,
-        XmNbackground, g_itemColors[wxBACK_INDEX].pixel,
-        XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel,
-        XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel,
-        XmNforeground, g_itemColors[wxFORE_INDEX].pixel,
-        NULL);
-
-    if (changeArmColour)
-        XtVaSetValues ((Widget) widget,
-        XmNarmColor, g_itemColors[wxSELE_INDEX].pixel,
-        NULL);
-#endif
-}
-
-bool wxWindowX11::SetBackgroundColour(const wxColour& col)
-{
-    if ( !wxWindowBase::SetBackgroundColour(col) )
-        return FALSE;
+    m_backgroundColour.CalcPixel( (WXColormap) cm );
 
-    ChangeBackgroundColour();
+    // We don't set the background colour as we paint
+    // the background ourselves.
+    // XSetWindowBackground( xdisplay, (Window) m_clientWindow, m_backgroundColour.GetPixel() );
 
-    return TRUE;
+    return true;
 }
 
 bool wxWindowX11::SetForegroundColour(const wxColour& col)
 {
     if ( !wxWindowBase::SetForegroundColour(col) )
-        return FALSE;
+        return false;
 
-    ChangeForegroundColour();
-
-    return TRUE;
-}
-
-void wxWindowX11::ChangeFont(bool keepOriginalSize)
-{
-    // TODO
-#if 0
-    // Note that this causes the widget to be resized back
-    // to its original size! We therefore have to set the size
-    // back again. TODO: a better way in Motif?
-    Widget w = (Widget) GetLabelWidget(); // Usually the main widget
-    if (w && m_font.Ok())
-    {
-        int width, height, width1, height1;
-        GetSize(& width, & height);
-
-        // lesstif 0.87 hangs here
-#ifndef LESSTIF_VERSION
-        XtVaSetValues (w,
-            XmNfontList, (XmFontList) m_font.GetFontList(1.0, XtDisplay(w)),
-            NULL);
-#endif
-
-        GetSize(& width1, & height1);
-        if (keepOriginalSize && (width != width1 || height != height1))
-        {
-            SetSize(-1, -1, width, height);
-        }
-    }
-#endif
+    return true;
 }
 
 // ----------------------------------------------------------------------------
@@ -1915,7 +1641,7 @@ void wxWindowX11::ChangeFont(bool keepOriginalSize)
 wxWindow *wxGetActiveWindow()
 {
     // TODO
-    wxFAIL_MSG("Not implemented");
+    wxFAIL_MSG(wxT("Not implemented"));
     return NULL;
 }
 
@@ -1930,24 +1656,61 @@ wxWindow *wxWindowBase::GetCapture()
 // position.
 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 {
-    return wxFindWindowAtPoint(wxGetMousePosition());
+    pt = wxGetMousePosition();
+    return wxFindWindowAtPoint(pt);
 }
 
-// Get the current mouse position.
-wxPoint wxGetMousePosition()
+void wxGetMouseState(int& rootX, int& rootY, unsigned& maskReturn)
 {
+#if wxUSE_NANOX
+    /* TODO */
+    rootX = rootY = 0;
+    maskReturn = 0;
+#else
     Display *display = wxGlobalDisplay();
     Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
     Window rootReturn, childReturn;
-    int rootX, rootY, winX, winY;
-    unsigned int maskReturn;
+    int winX, winY;
 
     XQueryPointer (display,
-                  rootWindow,
-                  &rootReturn,
+                   rootWindow,
+                   &rootReturn,
                    &childReturn,
                    &rootX, &rootY, &winX, &winY, &maskReturn);
-    return wxPoint(rootX, rootY);
+#endif
+}
+
+// Get the current mouse position.
+wxPoint wxGetMousePosition()
+{
+    int x, y;
+    unsigned mask;
+
+    wxGetMouseState(x, y, mask);
+    return wxPoint(x, y);
+}
+
+wxMouseState wxGetMouseState()
+{
+    wxMouseState ms;
+    int x, y;
+    unsigned mask;
+
+    wxGetMouseState(x, y, mask);
+
+    ms.SetX(x);
+    ms.SetY(y);
+
+    ms.SetLeftDown(mask & Button1Mask);
+    ms.SetMiddleDown(mask & Button2Mask);
+    ms.SetRightDown(mask & Button3Mask);
+
+    ms.SetControlDown(mask & ControlMask);
+    ms.SetShiftDown(mask & ShiftMask);
+    ms.SetAltDown(mask & Mod3Mask);
+    ms.SetMetaDown(mask & Mod1Mask);
+
+    return ms;
 }
 
 
@@ -1957,3 +1720,42 @@ wxPoint wxGetMousePosition()
 
 int wxNoOptimize::ms_count = 0;
 
+
+// ----------------------------------------------------------------------------
+// wxDCModule
+// ----------------------------------------------------------------------------
+
+class wxWinModule : public wxModule
+{
+public:
+    wxWinModule()
+    {
+        // we must be cleaned up before the display is closed
+        AddDependency(wxClassInfo::FindClass(_T("wxX11DisplayModule")));
+    }
+
+    virtual bool OnInit();
+    virtual void OnExit();
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxWinModule)
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule)
+
+bool wxWinModule::OnInit()
+{
+    Display *xdisplay = wxGlobalDisplay();
+    int xscreen = DefaultScreen( xdisplay );
+    Window xroot = RootWindow( xdisplay, xscreen );
+    g_eraseGC = XCreateGC( xdisplay, xroot, 0, NULL );
+    XSetFillStyle( xdisplay, g_eraseGC, FillSolid );
+
+    return true;
+}
+
+void wxWinModule::OnExit()
+{
+    Display *xdisplay = wxGlobalDisplay();
+    XFreeGC( xdisplay, g_eraseGC );
+}