X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ea59668704de4dcf7a8575c0a907499272d6da5c..28e40b1e066cfaf79c8b4fe9ac2b2c71ab5d3596:/src/x11/window.cpp

diff --git a/src/x11/window.cpp b/src/x11/window.cpp
index 6914ada32d..ad5607f4d2 100644
--- a/src/x11/window.cpp
+++ b/src/x11/window.cpp
@@ -36,9 +36,11 @@
 #include "wx/msgdlg.h"
 #include "wx/frame.h"
 #include "wx/scrolwin.h"
+#include "wx/scrolbar.h"
 #include "wx/module.h"
 #include "wx/menuitem.h"
 #include "wx/log.h"
+#include "wx/univ/renderer.h"
 
 #if  wxUSE_DRAG_AND_DROP
     #include "wx/dnd.h"
@@ -47,20 +49,21 @@
 #include "wx/x11/private.h"
 #include "X11/Xutil.h"
 
-#include <string.h>
-
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
+#if wxUSE_NANOX
+// For wxGetLocalTime, used by XButtonEventGetTime
+#include "wx/timer.h"
+#endif
 
-static const int SCROLL_MARGIN = 4;
+#include <string.h>
 
 // ----------------------------------------------------------------------------
 // global variables for this module
 // ----------------------------------------------------------------------------
 
 extern wxHashTable *wxWidgetHashTable;
+extern wxHashTable *wxClientWidgetHashTable;
 static wxWindow* g_captureWindow = NULL;
+static GC g_eraseGC;
 
 // ----------------------------------------------------------------------------
 // macros
@@ -78,7 +81,6 @@ IMPLEMENT_ABSTRACT_CLASS(wxWindowX11, wxWindowBase)
 
 BEGIN_EVENT_TABLE(wxWindowX11, wxWindowBase)
     EVT_SYS_COLOUR_CHANGED(wxWindowX11::OnSysColourChanged)
-    EVT_IDLE(wxWindowX11::OnIdle)
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -99,13 +101,15 @@ void wxWindowX11::Init()
     InitBase();
 
     // X11-specific
-    m_mainWidget = (WXWindow) 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_isBeingDeleted = FALSE;
-    
     m_lastTS = 0;
     m_lastButton = 0;
 }
@@ -121,53 +125,213 @@ bool wxWindowX11::Create(wxWindow *parent, wxWindowID id,
 
     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 ); 
+
+    Window xparent = (Window) parent->GetClientAreaWindow();
+    
+    // Add window's own scrollbars to main window, not to client window
+    if (parent->GetInsertIntoMain())
+    {
+        // wxLogDebug( "Inserted into main: %s", GetName().c_str() );
+        xparent = (Window) parent->GetMainWindow();
+    }
+    
+    // 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 == -1)
+	    pos2.x = 0;
+    if (pos2.y == -1)
+	    pos2.y = 0;
+    
+#if wxUSE_TWO_WINDOWS
+    bool need_two_windows = 
+        ((( wxSUNKEN_BORDER | wxRAISED_BORDER | wxSIMPLE_BORDER | wxHSCROLL | wxVSCROLL ) & m_windowStyle) != 0);
+#else
+    bool need_two_windows = FALSE;
+#endif
+
+#if wxUSE_NANOX
+    long xattributes = 0;
+#else
+    XSetWindowAttributes xattributes;
+    long xattributes_mask = 0;
+    
+    xattributes_mask |= CWBackPixel;
+    xattributes.background_pixel = m_backgroundColour.GetPixel();
+    
+    xattributes_mask |= CWBorderPixel;
+    xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
+    
+    xattributes_mask |= CWEventMask;
+#endif
+    
+    if (need_two_windows)
+    {
+#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;
 
-    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;
+        Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y, 
+            0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 
-    int screen = DefaultScreen(wxGlobalDisplay());
+#endif
+        
+        XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
+    
+        m_mainWindow = (WXWindow) xwindow;
+        wxAddWindowToTable( xwindow, (wxWindow*) this );
+    
+        XMapWindow( xdisplay, xwindow );
 
-    Window parentWindow;
-    if (parent)
-        parentWindow = (Window) parent->GetMainWindow();
-    else
-        parentWindow = RootWindow(wxGlobalDisplay(), screen);
+#if !wxUSE_NANOX    
+        xattributes.event_mask = 
+            ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
+            ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
+            KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
+            PropertyChangeMask | VisibilityChangeMask ;
+
+        if (HasFlag( wxNO_FULL_REPAINT_ON_RESIZE ))
+        {
+            xattributes_mask |= CWBitGravity;
+            xattributes.bit_gravity = StaticGravity;
+        }
+#endif
+        
+        if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
+        {
+            pos2.x = 2;
+            pos2.y = 2;
+            size2.x -= 4;
+            size2.y -= 4;
+        } 
+        else if (HasFlag( wxSIMPLE_BORDER ))
+        {
+            pos2.x = 1;
+            pos2.y = 1;
+            size2.x -= 2;
+            size2.y -= 2;
+        } 
+        else
+        {
+            pos2.x = 0;
+            pos2.y = 0;
+        }
 
-    Window window = XCreateSimpleWindow(wxGlobalDisplay(), parentWindow,
-        x, y, w, h, 0,
-        m_backgroundColour.AllocColour(wxGlobalDisplay()),
-					m_foregroundColour.AllocColour(wxGlobalDisplay()));
-    m_mainWidget = (WXWindow) window;
+        // Make again sure the size is nonzero.
+        if (size2.x <= 0)
+            size2.x = 1;
+        if (size2.y <= 0)
+            size2.y = 1;
 
-    // Select event types wanted
-    XSelectInput(wxGlobalDisplay(), window,
-        ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
-        ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
-        KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
-        PropertyChangeMask);
+#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 );
+    
+        m_clientWindow = (WXWindow) xwindow;
+        wxAddClientWindowToTable( xwindow, (wxWindow*) this );
+        
+        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 ;
 
-    wxAddWindowToTable(window, (wxWindow*) this);
+        if (HasFlag( wxNO_FULL_REPAINT_ON_RESIZE ))
+        {
+            xattributes_mask |= CWBitGravity;
+            xattributes.bit_gravity = NorthWestGravity;
+        }
+
+        Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y, 
+            0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
+#endif
+        
+        XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
+    
+        m_mainWindow = (WXWindow) xwindow;
+        m_clientWindow = m_mainWindow;
+        wxAddWindowToTable( xwindow, (wxWindow*) this );
+        
+        XMapWindow( xdisplay, xwindow );
+    }
 
     // Is a subwindow, so map immediately
     m_isShown = TRUE;
-    XMapWindow(wxGlobalDisplay(), window);
 
     // 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);
+
+    // Don't call this, it can have nasty repercussions for composite controls,
+    // for example
+    //    SetSize(pos.x, pos.y, size.x, size.y);
 
     return TRUE;
 }
@@ -180,27 +344,25 @@ wxWindowX11::~wxWindowX11()
     
     m_isBeingDeleted = TRUE;
     
-    // X11-specific actions first
-    Window main = (Window) m_mainWidget;
-    if ( main )
-    {
-        // Removes event handlers
-        //DetachWidget(main);
-    }
-
     if (m_parent)
         m_parent->RemoveChild( this );
 
     DestroyChildren();
 
-    // Destroy the window
-    if (main)
+    if (m_clientWindow != m_mainWindow)
     {
-        XSelectInput( wxGlobalDisplay(), main, NoEventMask);
-        wxDeleteWindowFromTable( main );
-        XDestroyWindow( wxGlobalDisplay(), main );
-        m_mainWidget = NULL;
+        // Destroy the cleint window
+        Window xwindow = (Window) m_clientWindow;
+        wxDeleteClientWindowFromTable( xwindow );
+        XDestroyWindow( wxGlobalDisplay(), xwindow );
+        m_clientWindow = NULL;
     }
+        
+    // Destroy the window
+    Window xwindow = (Window) m_mainWindow;
+    wxDeleteWindowFromTable( xwindow );
+    XDestroyWindow( wxGlobalDisplay(), xwindow );
+    m_mainWindow = NULL;
 }
 
 // ---------------------------------------------------------------------------
@@ -209,33 +371,47 @@ wxWindowX11::~wxWindowX11()
 
 void wxWindowX11::SetFocus()
 {
-    Window wMain = (Window) GetMainWindow();
-    if (wMain)
+    Window xwindow = (Window) m_clientWindow;
+    
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+    
+    wxCHECK_RET( AcceptsFocus(), wxT("set focus on window that doesn't accept the focus") );
+    
+#if 0
+    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()
 {
-    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;
     }
@@ -255,18 +431,19 @@ bool wxWindowX11::Enable(bool enable)
 
 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;
@@ -275,72 +452,59 @@ bool wxWindowX11::Show(bool show)
 // Raise the window to the top of the Z order
 void wxWindowX11::Raise()
 {
-    if (m_mainWidget)
-        XRaiseWindow( wxGlobalDisplay(), (Window) m_mainWidget );
+    if (m_mainWindow)
+        XRaiseWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 }
 
 // Lower the window to the bottom of the Z order
 void wxWindowX11::Lower()
 {
-    if (m_mainWidget)
-        XLowerWindow( wxGlobalDisplay(), (Window) m_mainWidget );
+    if (m_mainWindow)
+        XLowerWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 }
 
 void wxWindowX11::DoCaptureMouse()
 {
-    g_captureWindow = (wxWindow*) this;
-    if ( m_winCaptured )
+    if ((g_captureWindow != NULL) && (g_captureWindow != this))
+    {
+        wxASSERT_MSG(FALSE, "Trying to capture before mouse released.");
+
+        // Core dump now
+        int *tmp = NULL;
+        (*tmp) = 1;
         return;
+    }
+    
+    if (m_winCaptured)
+        return;
+
+    Window xwindow = (Window) m_clientWindow;
+
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+    
+    g_captureWindow = (wxWindow*) this;
 
-    if (GetMainWindow())
+    if (xwindow)
     {
-        int res = XGrabPointer(wxGlobalDisplay(), (Window) GetMainWindow(),
+        int res = XGrabPointer(wxGlobalDisplay(), xwindow,
             FALSE,
             ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
             GrabModeAsync,
 	        GrabModeAsync,
             None,
             None, /* cursor */ // TODO: This may need to be set to the cursor of this window
-            CurrentTime);
-
-        if (res != GrabSuccess)
-        {
-            wxLogDebug("Failed to grab pointer.");
-            return;
-        }
-
-        res = XGrabButton(wxGlobalDisplay(), AnyButton, AnyModifier,
-            (Window) GetMainWindow(),
-            FALSE,
-            ButtonPressMask | ButtonReleaseMask | ButtonMotionMask,
-	        GrabModeAsync,
-	        GrabModeAsync,
-            None,
-            None);
-
-        if (res != GrabSuccess)
-        {
-            wxLogDebug("Failed to grab mouse buttons.");
-            XUngrabPointer(wxGlobalDisplay(), CurrentTime);
-            return;
-        }
-
-        res = XGrabKeyboard(wxGlobalDisplay(), (Window) GetMainWindow(),
-#if 0
-            ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask,
-#else
-            FALSE,
-#endif
-            GrabModeAsync,
-	        GrabModeAsync,
-            CurrentTime);
+            CurrentTime );
 
         if (res != GrabSuccess)
         {
-            wxLogDebug("Failed to grab keyboard.");
-            XUngrabPointer(wxGlobalDisplay(), CurrentTime);
-            XUngrabButton(wxGlobalDisplay(), AnyButton, AnyModifier,
-                (Window) GetMainWindow());
+            wxString msg;
+            msg.Printf("Failed to grab pointer for window %s", this->GetClassInfo()->GetClassName());
+            wxLogDebug(msg);
+            if (res == GrabNotViewable)
+            {
+                wxLogDebug("This is not a viewable window - perhaps not shown yet?");
+            }
+            g_captureWindow = NULL;
             return;
         }
 
@@ -351,18 +515,18 @@ void wxWindowX11::DoCaptureMouse()
 void wxWindowX11::DoReleaseMouse()
 {
     g_captureWindow = NULL;
+    
     if ( !m_winCaptured )
         return;
 
-    Window wMain = (Window)GetMainWindow();
+    Window xwindow = (Window) m_clientWindow;
 
-    if ( wMain )
+    if (xwindow)
     {
-        XUngrabPointer(wxGlobalDisplay(), wMain);
-        XUngrabButton(wxGlobalDisplay(), AnyButton, AnyModifier,
-                wMain);
-        XUngrabKeyboard(wxGlobalDisplay(), CurrentTime);
+        XUngrabPointer( wxGlobalDisplay(), CurrentTime );
     }
+    
+    // wxLogDebug( "Ungrabbed pointer in %s", GetName().c_str() );
 
     m_winCaptured = FALSE;
 }
@@ -386,17 +550,19 @@ bool wxWindowX11::SetCursor(const wxCursor& cursor)
         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;
 }
@@ -404,179 +570,109 @@ bool wxWindowX11::SetCursor(const wxCursor& cursor)
 // Coordinates relative to the window
 void wxWindowX11::WarpPointer (int x, int y)
 {
-    if (m_mainWidget)
-        XWarpPointer( wxGlobalDisplay(), None, (Window) m_mainWidget, 0, 0, 0, 0, x, y);
+    Window xwindow = (Window) m_clientWindow;
+
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+    
+    XWarpPointer( wxGlobalDisplay(), None, xwindow, 0, 0, 0, 0, x, y);
 }
 
 // Does a physical scroll
 void wxWindowX11::ScrollWindow(int dx, int dy, const wxRect *rect)
 {
-    int x, y, w, h;
-    if (rect)
-    {
-        // Use specified rectangle
-        x = rect->x; y = rect->y; w = rect->width; h = rect->height;
-    }
-    else
-    {
-        // Use whole client area
-        x = 0; y = 0;
-        GetClientSize(& w, & h);
-    }
+    // No scrolling requested.
+    if ((dx == 0) && (dy == 0)) return;
     
-    wxNode *cnode = m_children.First();
-    while (cnode)
+    if (!m_updateRegion.IsEmpty())
     {
-        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();
+        m_updateRegion.Offset( dx, dy );
+        
+        int cw = 0;
+        int ch = 0;
+        GetSize( &cw, &ch );  // GetClientSize() ??
+        m_updateRegion.Intersect( 0, 0, cw, ch );
     }
     
-    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)
+    if (!m_clearRegion.IsEmpty())
     {
-        wxRect *rect = new wxRect;
-        rect->x = x;
-        rect->y = y;
-        rect->width = dx;
-        rect->height = h;
+        m_clearRegion.Offset( dx, 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);
+        int cw = 0;
+        int ch = 0;
+        GetSize( &cw, &ch );  // GetClientSize() ??
+        m_clearRegion.Intersect( 0, 0, cw, ch );
     }
-    else if (dx < 0)
+    
+    Window xwindow = (Window) GetClientAreaWindow();
+
+    wxCHECK_RET( xwindow, wxT("invalid window") );
+
+    Display *xdisplay = wxGlobalDisplay();
+
+    GC xgc = XCreateGC( xdisplay, xwindow, 0, NULL );
+    XSetGraphicsExposures( xdisplay, xgc, True );
+
+    int s_x = 0;
+    int s_y = 0;
+    int cw;
+    int ch;
+    if (rect)
     {
-        wxRect *rect = new wxRect;
-        
-        rect->x = x + w + dx;
-        rect->y = y;
-        rect->width = -dx;
-        rect->height = h;
+        s_x = rect->x;
+        s_y = rect->y;
         
-        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);
+        cw = rect->width;
+        ch = rect->height;
     }
-    if (dy > 0)
+    else
     {
-        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);
+        s_x = 0;
+        s_y = 0;
+        GetClientSize( &cw, &ch );
     }
-    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);
+    
+#if wxUSE_TWO_WINDOWS
+    wxPoint offset( 0,0 );
+#else
+    wxPoint offset = GetClientAreaOrigin();
+    s_x += offset.x;
+    s_y += offset.y;
+#endif
         
-        rect->x = rect->x;
-        rect->y = rect->y;
-        rect->width = rect->width;
-        rect->height = rect->height;
+    int w = cw - abs(dx);
+    int h = ch - abs(dy);
         
-        updateRects.Append((wxObject*) rect);
+    if ((h < 0) || (w < 0))
+    {
+        Refresh();
     }
-    dc.SetBrush(wxNullBrush);
-    
-    // Now send expose events
-    
-    wxNode* node = updateRects.First();
-    while (node)
+    else
     {
-        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);
+        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;
         
-        node = node->Next();
+        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)
-    {
-        wxRect* rect = (wxRect*) node->Data();
-        delete rect;
-        node = node->Next();
-    }
-    
-    // TODO
-
-    // XmUpdateDisplay((Widget) GetMainWidget());
+    XFreeGC( xdisplay, xgc );
 }
 
 // ---------------------------------------------------------------------------
@@ -623,26 +719,29 @@ bool wxWindowX11::PreResize()
 // Get total size
 void wxWindowX11::DoGetSize(int *x, int *y) const
 {
-    Window window = (Window) m_mainWidget;
-    if (window)
-    {
-        XWindowAttributes attr;
-        Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
-        wxASSERT(status);
+    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)
-        {
-            *x = attr.width /* + 2*m_borderSize */ ;
-            *y = attr.height /* + 2*m_borderSize */ ;
-        }
+    if (status)
+    {
+        *x = attr.width /* + 2*m_borderSize */ ;
+        *y = attr.height /* + 2*m_borderSize */ ;
     }
 }
 
 void wxWindowX11::DoGetPosition(int *x, int *y) const
 {
-    Window window = (Window) m_mainWidget;
+    Window window = (Window) m_mainWindow;
     if (window)
     {
+        //XSync(wxGlobalDisplay(), False);
         XWindowAttributes attr;
         Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
         wxASSERT(status);
@@ -668,7 +767,7 @@ void wxWindowX11::DoScreenToClient(int *x, int *y) const
 {
     Display *display = wxGlobalDisplay();
     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
-    Window thisWindow = (Window) m_mainWidget;
+    Window thisWindow = (Window) m_clientWindow;
 
     Window childWindow;
     int xx = *x;
@@ -680,7 +779,7 @@ void wxWindowX11::DoClientToScreen(int *x, int *y) const
 {
     Display *display = wxGlobalDisplay();
     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
-    Window thisWindow = (Window) m_mainWidget;
+    Window thisWindow = (Window) m_clientWindow;
 
     Window childWindow;
     int xx = *x;
@@ -692,12 +791,12 @@ void wxWindowX11::DoClientToScreen(int *x, int *y) const
 // Get size *available for subwindows* i.e. excluding menu bar etc.
 void wxWindowX11::DoGetClientSize(int *x, int *y) const
 {
-    Window window = (Window) m_mainWidget;
+    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)
@@ -710,58 +809,74 @@ 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);
+    
+    Window xwindow = (Window) m_mainWindow;
 
-    XWindowChanges windowChanges;
-    int valueMask = 0;
+    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 != -1 || (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))
     {
-        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 != -1)
     {
-        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 != -1)
     {
-        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);
+    
+    Window xwindow = (Window) m_mainWindow;
 
-    XWindowChanges windowChanges;
-    int valueMask = 0;
+    wxCHECK_RET( xwindow, wxT("invalid window") );
 
-    if (width != -1)
-    {
-        windowChanges.width = width ;
-        valueMask |= CWWidth;
-    }
-    if (height != -1)
+    XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
+    
+    if (m_mainWindow != m_clientWindow)
     {
-        windowChanges.height = height ;
-        valueMask |= CWHeight;
+        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 );
     }
-    XConfigureWindow(wxGlobalDisplay(), (Window) GetMainWindow(),
-        valueMask, & windowChanges);
 }
 
 // For implementation purposes - sometimes decorations make the client area
@@ -771,15 +886,64 @@ wxPoint wxWindowX11::GetClientAreaOrigin() const
     return wxPoint(0, 0);
 }
 
-// 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)
+void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
 {
-    if (((sizeFlags & wxSIZE_NO_ADJUSTMENTS) == 0) && GetParent())
+    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)
     {
-        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) );
+            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::SetSizeHints(int minW, int minH, int maxW, int maxH, int incW, int incH)
@@ -789,6 +953,7 @@ void wxWindowX11::SetSizeHints(int minW, int minH, int maxW, int maxH, int incW,
     m_maxWidth = maxW;
     m_maxHeight = maxH;
 
+#if !wxUSE_NANOX
     XSizeHints sizeHints;
     sizeHints.flags = 0;
     
@@ -811,12 +976,8 @@ 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
 }
 
 // ---------------------------------------------------------------------------
@@ -827,7 +988,7 @@ int wxWindowX11::GetCharHeight() const
 {
     wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
 
-    WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, GetXDisplay());
+    WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
 
     int direction, ascent, descent;
     XCharStruct overall;
@@ -842,7 +1003,7 @@ int wxWindowX11::GetCharWidth() const
 {
     wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
 
-    WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, GetXDisplay());
+    WXFontStructPtr pFontStruct = m_font.GetFontStruct(1.0, wxGlobalDisplay());
 
     int direction, ascent, descent;
     XCharStruct overall;
@@ -857,13 +1018,12 @@ void wxWindowX11::GetTextExtent(const wxString& string,
                              int *descent, int *externalLeading,
                              const wxFont *theFont) const
 {
-    wxFont *fontToUse = (wxFont *)theFont;
-    if (!fontToUse)
-        fontToUse = (wxFont *) & m_font;
+    wxFont fontToUse = m_font;
+    if (theFont) fontToUse = *theFont;
 
-    wxCHECK_RET( fontToUse->Ok(), "valid window font needed" );
-    
-    WXFontStructPtr pFontStruct = theFont->GetFontStruct(1.0, GetXDisplay());
+    wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
+
+    WXFontStructPtr pFontStruct = fontToUse.GetFontStruct(1.0, wxGlobalDisplay());
 
     int direction, ascent, descent2;
     XCharStruct overall;
@@ -875,7 +1035,7 @@ void wxWindowX11::GetTextExtent(const wxString& string,
         &ascent, &descent2, &overall);
 #endif
 
-    XTextExtents((XFontStruct*) pFontStruct, string, slen,
+    XTextExtents((XFontStruct*) pFontStruct, (char*) string.c_str(), slen,
                  &direction, &ascent, &descent2, &overall);
 
     if ( x )
@@ -920,69 +1080,126 @@ void wxWindowX11::Refresh(bool eraseBack, const wxRect *rect)
     }
     else
     {
-       int height,width;
-       GetSize( &width, &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 );
     }
-    
-    // Actually don't schedule yet..
-    Update();
 }
 
 void wxWindowX11::Update()
 {
+    if (m_updateNcArea)
+    {
+        // wxLogDebug("wxWindowX11::UpdateNC: %s", GetClassInfo()->GetClassName());
+        // Send nc paint events.
+        SendNcPaintEvents();
+    }
+        
     if (!m_updateRegion.IsEmpty())
     {
-        X11SendPaintEvents();
+        // wxLogDebug("wxWindowX11::Update: %s", GetClassInfo()->GetClassName());
+        // Actually send erase events.
+        SendEraseEvents();
+        
+        // Actually send paint events.
+        SendPaintEvents();
     }
 }
 
 void wxWindowX11::Clear()
 {
-    wxClientDC dc((wxWindow*) this);
-    wxBrush brush(GetBackgroundColour(), wxSOLID);
-    dc.SetBackground(brush);
-    dc.Clear();
+//    wxClientDC dc((wxWindow*) this);
+//    wxBrush brush(GetBackgroundColour(), wxSOLID);
+//    dc.SetBackground(brush);
+//    dc.Clear();
 }
 
-void wxWindowX11::X11SendPaintEvents()
+void wxWindowX11::SendEraseEvents()
 {
-    m_clipPaintRegion = TRUE;
+    if (m_clearRegion.IsEmpty()) return;
+    
+    wxClientDC dc( (wxWindow*)this );
+    dc.SetClippingRegion( m_clearRegion );
+    
+    wxEraseEvent erase_event( GetId(), &dc );
+    erase_event.SetEventObject( this );
 
-    if (!m_clearRegion.IsEmpty())
+    if (!GetEventHandler()->ProcessEvent(erase_event) )
     {
-        wxWindowDC dc( (wxWindow*)this );
-        dc.SetClippingRegion( m_clearRegion );
+        Display *xdisplay = wxGlobalDisplay();
+        Window xwindow = (Window) GetClientAreaWindow();
+        XSetForeground( xdisplay, g_eraseGC, m_backgroundColour.GetPixel() );
         
-        wxEraseEvent erase_event( GetId(), &dc );
-        erase_event.SetEventObject( this );
-    
-        if (!GetEventHandler()->ProcessEvent(erase_event))
+        wxRegionIterator upd( m_clearRegion );
+        while (upd)
         {
-            wxRegionIterator upd( m_clearRegion );
-            while (upd)
-            {
-                // XClearArea( ... , upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
-                upd ++;
-            }
+            XFillRectangle( xdisplay, xwindow, g_eraseGC,
+                            upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
+            upd ++;
         }
-        m_clearRegion.Clear();
     }
+    
+    m_clearRegion.Clear();
+}
 
-    wxNcPaintEvent nc_paint_event( GetId() );
-    nc_paint_event.SetEventObject( this );
-    GetEventHandler()->ProcessEvent( nc_paint_event );
+void wxWindowX11::SendPaintEvents()
+{
+    //    wxLogDebug("SendPaintEvents: %s (%ld)", GetClassInfo()->GetClassName(), GetId());
 
+    m_clipPaintRegion = TRUE;
+    
     wxPaintEvent paint_event( GetId() );
     paint_event.SetEventObject( this );
     GetEventHandler()->ProcessEvent( 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())
+    {
+        height = sb->GetSize().y;
+        y = sb->GetPosition().y;
+        
+        sb = window->GetScrollbar( wxVERTICAL );
+        if (sb && sb->IsShown())
+        {
+            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 );
+        }
+    }
+        
+    wxNcPaintEvent nc_paint_event( GetId() );
+    nc_paint_event.SetEventObject( this );
+    GetEventHandler()->ProcessEvent( nc_paint_event );
+    
+    m_updateNcArea = FALSE;
+}
+
 // ----------------------------------------------------------------------------
 // event handlers
 // ----------------------------------------------------------------------------
@@ -1006,11 +1223,32 @@ void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
     }
 }
 
-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();
+
+    // Set the input focus if couldn't do it before
+    if (m_needsInputFocus)
+    {
+#if 0
+        wxString msg;
+        msg.Printf("Setting focus for %s from OnInternalIdle\n", GetClassInfo()->GetClassName());
+        printf(msg.c_str());
+#endif        
+	SetFocus();
+        // If it couldn't set the focus now, there's
+        // no point in trying again.
+        m_needsInputFocus = FALSE;
+    }
+    g_GettingFocus = NULL;
 }
 
 // ----------------------------------------------------------------------------
@@ -1030,7 +1268,7 @@ bool wxAddWindowToTable(Window w, wxWindow *win)
     wxWidgetHashTable->Put((long) w, win);
 
     wxLogTrace("widget", "XWindow 0x%08x <-> window %p (%s)",
-               w, win, win->GetClassInfo()->GetClassName());
+               (unsigned int) w, win, win->GetClassInfo()->GetClassName());
 
     return TRUE;
 }
@@ -1046,28 +1284,53 @@ void wxDeleteWindowFromTable(Window w)
 }
 
 // ----------------------------------------------------------------------------
-// add/remove window from the table
+// function which maintain the global hash table mapping client widgets
 // ----------------------------------------------------------------------------
 
-// ----------------------------------------------------------------------------
-// X11-specific accessors
-// ----------------------------------------------------------------------------
+bool wxAddClientWindowToTable(Window w, wxWindow *win)
+{
+    wxWindow *oldItem = NULL;
+    if ((oldItem = (wxWindow *)wxClientWidgetHashTable->Get ((long) w)))
+    {
+        wxLogDebug("Client window table clash: new window is %ld, %s",
+                   (long)w, win->GetClassInfo()->GetClassName());
+        return FALSE;
+    }
+
+    wxClientWidgetHashTable->Put((long) w, win);
+
+    wxLogTrace("widget", "XWindow 0x%08x <-> window %p (%s)",
+               (unsigned int) w, win, win->GetClassInfo()->GetClassName());
 
-// Get the underlying X window
-WXWindow wxWindowX11::GetXWindow() const
+    return TRUE;
+}
+
+wxWindow *wxGetClientWindowFromTable(Window w)
 {
-    return GetMainWindow();
+    return (wxWindow *)wxClientWidgetHashTable->Get((long) w);
 }
 
-// Get the underlying X display
-WXDisplay *wxWindowX11::GetXDisplay() const
+void wxDeleteClientWindowFromTable(Window w)
 {
-    return wxGetDisplay();
+    wxClientWidgetHashTable->Delete((long)w);
 }
 
+// ----------------------------------------------------------------------------
+// add/remove window from the table
+// ----------------------------------------------------------------------------
+
+// ----------------------------------------------------------------------------
+// X11-specific accessors
+// ----------------------------------------------------------------------------
+
 WXWindow wxWindowX11::GetMainWindow() const
 {
-    return m_mainWidget;
+    return m_mainWindow;
+}
+
+WXWindow wxWindowX11::GetClientAreaWindow() const
+{
+    return m_clientWindow;
 }
 
 // ----------------------------------------------------------------------------
@@ -1076,7 +1339,7 @@ WXWindow wxWindowX11::GetMainWindow() const
 
 bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window, XEvent *xevent)
 {
-    switch (xevent->xany.type)
+    switch (XEventGetType(xevent))
     {
         case EnterNotify:
         case LeaveNotify:
@@ -1086,39 +1349,39 @@ 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;
@@ -1149,17 +1412,17 @@ 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;
                 }
@@ -1172,23 +1435,23 @@ bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window,
 
             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);
@@ -1201,7 +1464,7 @@ bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window,
 
 bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win), XEvent *xevent)
 {
-    switch (xevent->xany.type)
+    switch (XEventGetType(xevent))
     {
     case KeyPress:
     case KeyRelease:
@@ -1212,20 +1475,16 @@ bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win
             (void) XLookupString ((XKeyEvent *) xevent, buf, 20, &keySym, NULL);
             int id = wxCharCodeXToWX (keySym);
 
-            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;
@@ -1243,86 +1502,20 @@ bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win
 // 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
-
 bool wxWindowX11::SetBackgroundColour(const wxColour& col)
 {
-    if ( !wxWindowBase::SetBackgroundColour(col) )
-        return FALSE;
-
-    if (!GetMainWindow())
-        return FALSE;
-
-    wxColour colour( col );
-    XSetWindowAttributes attrib;
-    attrib.background_pixel = colour.AllocColour(wxGlobalDisplay());
+    wxWindowBase::SetBackgroundColour(col);
 
-    XChangeWindowAttributes(wxGlobalDisplay(),
-        (Window) GetMainWindow(),
-        CWBackPixel,
-        & attrib);
+    Display *xdisplay = (Display*) wxGlobalDisplay();
+    int xscreen = DefaultScreen( xdisplay );
+    Colormap cm = DefaultColormap( xdisplay, xscreen );
 
+    m_backgroundColour.CalcPixel( (WXColormap) cm );
+    
+    // We don't set the background colour as we paint
+    // the background ourselves.
+    // XSetWindowBackground( xdisplay, (Window) m_clientWindow, m_backgroundColour.GetPixel() );
+    
     return TRUE;
 }
 
@@ -1362,6 +1555,10 @@ wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 // Get the current mouse position.
 wxPoint wxGetMousePosition()
 {
+#if wxUSE_NANOX
+    /* TODO */
+    return wxPoint(0, 0);
+#else
     Display *display = wxGlobalDisplay();
     Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
     Window rootReturn, childReturn;
@@ -1374,6 +1571,7 @@ wxPoint wxGetMousePosition()
                    &childReturn,
                    &rootX, &rootY, &winX, &winY, &maskReturn);
     return wxPoint(rootX, rootY);
+#endif
 }
 
 
@@ -1383,3 +1581,38 @@ wxPoint wxGetMousePosition()
 
 int wxNoOptimize::ms_count = 0;
 
+
+// ----------------------------------------------------------------------------
+// wxDCModule
+// ----------------------------------------------------------------------------
+
+class wxWinModule : public wxModule
+{
+public:
+    bool OnInit();
+    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 );
+}
+
+