X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1ec3a9848a6843aca1b3590f636a149dd274efdc..422d0ff0bec79832494fe4605ffdcf8e87ba6c03:/src/gtk/window.cpp?ds=sidebyside

diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index 5835152aa8..8947ad7008 100644
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -8,15 +8,17 @@
 /////////////////////////////////////////////////////////////////////////////
 
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "window.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
 #ifdef __VMS
 #define XWarpPointer XWARPPOINTER
 #endif
 
-#include "wx/defs.h"
 #include "wx/window.h"
 #include "wx/dcclient.h"
 #include "wx/frame.h"
@@ -48,12 +50,14 @@
 #include "wx/intl.h"
 #include "wx/settings.h"
 #include "wx/log.h"
+#include "wx/fontutil.h"
 
 #ifdef __WXDEBUG__
     #include "wx/thread.h"
 #endif
 
 #include <math.h>
+#include <ctype.h>
 
 #include "wx/gtk/private.h"
 #include <gdk/gdkprivate.h>
@@ -65,6 +69,10 @@
 
 #include "wx/gtk/win_gtk.h"
 
+#ifdef __WXGTK20__
+#include <pango/pangox.h>
+#endif
+
 #ifdef __WXGTK20__
     #define SET_CONTAINER_FOCUS(w, d) gtk_widget_child_focus((w), (d))
 #else
@@ -87,7 +95,7 @@ extern GtkContainerClass *pizza_parent_class;
 
 /*
    I have been asked several times about writing some documentation about
-   the GTK port of wxWindows, especially its internal structures. Obviously,
+   the GTK port of wxWidgets, especially its internal structures. Obviously,
    you cannot understand wxGTK without knowing a little about the GTK, but
    some more information about what the wxWindow, which is the base class
    for all other window classes, does seems required as well.
@@ -121,14 +129,14 @@ extern GtkContainerClass *pizza_parent_class;
 
    6) Display a border (sunken, raised, simple or none).
 
-   Normally one might expect, that one wxWindows window would always correspond
+   Normally one might expect, that one wxWidgets window would always correspond
    to one GTK widget. Under GTK, there is no such allround widget that has all
    the functionality. Moreover, the GTK defines a client area as a different
    widget from the actual widget you are handling. Last but not least some
    special classes (e.g. wxFrame) handle different categories of widgets and
    still have the possibility to draw something in the client area.
    It was therefore required to write a special purpose GTK widget, that would
-   represent a client area in the sense of wxWindows capable to do the jobs
+   represent a client area in the sense of wxWidgets capable to do the jobs
    2), 3) and 4). I have written this class and it resides in win_gtk.c of
    this directory.
 
@@ -137,7 +145,7 @@ extern GtkContainerClass *pizza_parent_class;
    thw wxWindow class has a member variable called m_widget which holds a
    pointer to this widget. When the window class represents a GTK native widget,
    this is (in most cases) the only GTK widget the class manages. E.g. the
-   wxStatitText class handles only a GtkLabel widget a pointer to which you
+   wxStaticText class handles only a GtkLabel widget a pointer to which you
    can find in m_widget (defined in wxWindow)
 
    When the class has a client area for drawing into and for containing children
@@ -157,18 +165,18 @@ extern GtkContainerClass *pizza_parent_class;
    one is (in the GTK sense) a child of the GtkScrolledWindow.
 
    If the m_wxwindow field is set, then all input to this widget is inter-
-   cepted and sent to the wxWindows class. If not, all input to the widget
+   cepted and sent to the wxWidgets class. If not, all input to the widget
    that gets pointed to by m_widget gets intercepted and sent to the class.
 
    II)
 
-   The design of scrolling in wxWindows is markedly different from that offered
+   The design of scrolling in wxWidgets is markedly different from that offered
    by the GTK itself and therefore we cannot simply take it as it is. In GTK,
    clicking on a scrollbar belonging to scrolled window will inevitably move
-   the window. In wxWindows, the scrollbar will only emit an event, send this
+   the window. In wxWidgets, the scrollbar will only emit an event, send this
    to (normally) a wxScrolledWindow and that class will call ScrollWindow()
    which actually moves the window and its subchildren. Note that GtkPizza
-   memorizes how much it has been scrolled but that wxWindows forgets this
+   memorizes how much it has been scrolled but that wxWidgets forgets this
    so that the two coordinates systems have to be kept in synch. This is done
    in various places using the pizza->xoffset and pizza->yoffset values.
 
@@ -249,9 +257,9 @@ wxWindowGTK *g_delayedFocus = (wxWindowGTK*) NULL;
 // send any activate events at all
 static int        g_sendActivateEvent = -1;
 
-/* hack: we need something to pass to gtk_menu_popup, so we store the time of
-   the last click here */
-static guint32 gs_timeLastClick = 0;
+// hack: we need something to pass to gtk_menu_popup, so we store the time of
+// the last click here
+static guint32 gs_timeLastClick = 0; 
 
 extern bool g_mainThreadLocked;
 
@@ -259,10 +267,6 @@ extern bool g_mainThreadLocked;
 // debug
 //-----------------------------------------------------------------------------
 
-#ifndef __WXGTK20__
-#define DISABLE_STYLE_IF_BROKEN_THEME 1
-#endif
-
 #ifdef __WXDEBUG__
 
 #if wxUSE_THREADS
@@ -339,7 +343,7 @@ wxWindow *wxFindFocusedChild(wxWindowGTK *win)
     if ( winFocus == win )
         return (wxWindow *)win;
 
-    for ( wxWindowList::Node *node = win->GetChildren().GetFirst();
+    for ( wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
           node;
           node = node->GetNext() )
     {
@@ -471,12 +475,18 @@ static void gtk_window_own_draw_callback( GtkWidget *widget, GdkRectangle *WXUNU
 // "size_request" of m_widget
 //-----------------------------------------------------------------------------
 
-static void gtk_window_size_request_callback( GtkWidget *widget, GtkRequisition *requisition, wxWindow *win )
+// make it extern because wxStatitText needs to disconnect this one
+extern "C"
+void wxgtk_window_size_request_callback(GtkWidget *widget,
+                                        GtkRequisition *requisition,
+                                        wxWindow *win)
 {
-    int w,h;
+    int w, h;
     win->GetSize( &w, &h );
-    if (w < 2) w = 2;
-    if (h < 2) h = 2;
+    if (w < 2)
+        w = 2;
+    if (h < 2)
+        h = 2;
 
     requisition->height = h;
     requisition->width = w;
@@ -495,6 +505,14 @@ static int gtk_window_expose_callback( GtkWidget *widget,
     if (g_isIdle)
         wxapp_install_idle_handler();
 
+#ifdef __WXGTK20__
+    // This callback gets called in drawing-idle time under
+    // GTK 2.0, so we don't need to defer anything to idle
+    // time anymore.
+
+    GtkPizza *pizza = GTK_PIZZA( widget );
+    if (gdk_event->window != pizza->bin_window) return FALSE;
+
 #if 0
     if (win->GetName())
     {
@@ -506,8 +524,32 @@ static int gtk_window_expose_callback( GtkWidget *widget,
                                          (int)gdk_event->area.width,
                                          (int)gdk_event->area.height );
     }
+    
+    gtk_paint_box
+    (
+        win->m_wxwindow->style,
+        pizza->bin_window,
+        GTK_STATE_NORMAL,
+        GTK_SHADOW_OUT,
+        (GdkRectangle*) NULL,
+        win->m_wxwindow,
+        (char *)"button", // const_cast
+        20,20,24,24
+    );
 #endif
 
+    win->GetUpdateRegion() = wxRegion( gdk_event->region );
+
+    win->GtkSendPaintEvents();
+
+
+    // Let parent window draw window less widgets
+    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event);
+#else
+    // This gets called immediately after an expose event
+    // under GTK 1.2 so we collect the calls and wait for
+    // the idle handler to pick things up.
+
     win->GetUpdateRegion().Union( gdk_event->area.x,
                                   gdk_event->area.y,
                                   gdk_event->area.width,
@@ -518,15 +560,10 @@ static int gtk_window_expose_callback( GtkWidget *widget,
                                   gdk_event->area.height );
 
     // Actual redrawing takes place in idle time.
-    win->GtkUpdate();
-
-#ifdef __WXGTK20__
-
-    (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, gdk_event);
-
+    // win->GtkUpdate();
 #endif
 
-    return TRUE;
+    return FALSE;
 }
 
 //-----------------------------------------------------------------------------
@@ -570,10 +607,11 @@ static void gtk_window_draw_callback( GtkWidget *widget,
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    // The wxNO_FULL_REPAINT_ON_RESIZE flag only works if
-    // there are no child windows.
-    if ((win->HasFlag(wxNO_FULL_REPAINT_ON_RESIZE)) &&
-        (win->GetChildren().GetCount() == 0))
+    // if there are any children we must refresh everything
+    //
+    // VZ: why?
+    if ( !win->HasFlag(wxFULL_REPAINT_ON_RESIZE) &&
+            win->GetChildren().IsEmpty() )
     {
         return;
     }
@@ -611,20 +649,12 @@ static void gtk_window_draw_callback( GtkWidget *widget,
                             (char *)"base",
                             0, 0, -1, -1);
     }
-
-
-    if (!(GTK_WIDGET_APP_PAINTABLE (widget)) &&
-         (pizza->clear_on_draw))
-    {
-        gdk_window_clear_area( pizza->bin_window,
-                               rect->x, rect->y, rect->width, rect->height);
-    }
 #endif
 
+    win->m_clearRegion.Union( rect->x, rect->y, rect->width, rect->height );
     win->GetUpdateRegion().Union( rect->x, rect->y, rect->width, rect->height );
 
-    // Actual redrawing takes place in idle time.
-
+    // Update immediately, not in idle time.
     win->GtkUpdate();
 
 #ifndef __WXUNIVERSAL__
@@ -935,6 +965,30 @@ static inline bool wxIsAsciiKeysym(KeySym ks)
     return ks < 256;
 }
 
+static void wxFillOtherKeyEventFields(wxKeyEvent& event,
+                                      wxWindowGTK *win,
+                                      GdkEventKey *gdk_event)
+{
+    int x = 0;
+    int y = 0;
+    GdkModifierType state;
+    if (gdk_event->window)
+        gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
+
+    event.SetTimestamp( gdk_event->time );
+    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK) != 0;
+    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
+    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;
+    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK) != 0;
+    event.m_scanCode = gdk_event->keyval;
+    event.m_rawCode = (wxUint32) gdk_event->keyval;
+    event.m_rawFlags = 0;
+    event.m_x = x;
+    event.m_y = y;
+    event.SetEventObject( win );
+}
+
+
 static bool
 wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
                            wxWindowGTK *win,
@@ -953,7 +1007,7 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
 
     KeySym keysym = gdk_event->keyval;
 
-    wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %d"),
+    wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %ld"),
                event.GetEventType() == wxEVT_KEY_UP ? _T("release")
                                                     : _T("press"),
                keysym);
@@ -1023,35 +1077,39 @@ wxTranslateGTKKeyEventToWx(wxKeyEvent& event,
         }
     }
 
-    wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %d"), key_code);
+    wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %ld"), key_code);
 
     // sending unknown key events doesn't really make sense
     if ( !key_code )
         return FALSE;
 
     // now fill all the other fields
-    int x = 0;
-    int y = 0;
-    GdkModifierType state;
-    if (gdk_event->window)
-        gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
-
-    event.SetTimestamp( gdk_event->time );
-    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK) != 0;
-    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK) != 0;
-    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK) != 0;
-    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK) != 0;
+    wxFillOtherKeyEventFields(event, win, gdk_event);
+    
     event.m_keyCode = key_code;
-    event.m_scanCode = gdk_event->keyval;
-    event.m_rawCode = (wxUint32) gdk_event->keyval;
-    event.m_rawFlags = 0;
-    event.m_x = x;
-    event.m_y = y;
-    event.SetEventObject( win );
 
     return TRUE;
 }
 
+
+#ifdef __WXGTK20__
+struct wxGtkIMData
+{
+    GtkIMContext *context;
+    GdkEventKey  *lastKeyEvent;
+
+    wxGtkIMData()
+    {
+        context = gtk_im_multicontext_new();
+        lastKeyEvent = NULL;
+    }
+    ~wxGtkIMData()
+    {
+        g_object_unref(context);
+    }
+};
+#endif
+
 static gint gtk_window_key_press_callback( GtkWidget *widget,
                                            GdkEventKey *gdk_event,
                                            wxWindow *win )
@@ -1065,12 +1123,43 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
         return FALSE;
     if (g_blockEventsOnDrag)
         return FALSE;
-
-
+    
+#ifdef __WXGTK20__
+    // We have to pass key press events through GTK+'s Input Method context
+    // object in order to get correct characters. By doing so, we loose the
+    // ability to let other GTK+'s handlers (namely, widgets' default signal
+    // handlers) handle the signal by returning false from this callback.
+    // Because GTK+ sends the events to parent widgets as well, we can't
+    // afford loosing it, otherwise native widgets inserted into wxPanel
+    // would break in subtle ways (e.g. spacebar would no longer toggle
+    // wxCheckButton's state). Therefore, we only pass the event to IM if it
+    // originated in this window's widget, which we detect by checking if we've
+    // seen the same event before (no events from children are lost this way,
+    // because gtk_window_key_press_callback is installed for native controls
+    // as well and the wxKeyEvent it creates propagates upwards).
+    static GdkEventKey s_lastEvent;
+    
+    bool useIM = (win->m_imData != NULL) &&
+                 memcmp(gdk_event, &s_lastEvent, sizeof(GdkEventKey)) != 0;
+    
+    s_lastEvent = *gdk_event;
+#endif
+    
     wxKeyEvent event( wxEVT_KEY_DOWN );
     if ( !wxTranslateGTKKeyEventToWx(event, win, gdk_event) )
     {
         // unknown key pressed, ignore (the event would be useless anyhow)
+#ifdef __WXGTK20__
+        if ( useIM )
+        {
+            // it may be useful for the input method, though:
+            win->m_imData->lastKeyEvent = gdk_event;
+            bool ret = gtk_im_context_filter_keypress(win->m_imData->context,
+                                                      gdk_event);
+            win->m_imData->lastKeyEvent = NULL;
+            return ret;
+        }
+#endif
         return FALSE;
     }
 
@@ -1101,9 +1190,30 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
     // will only be sent if it is not in an accelerator table.
     if (!ret)
     {
-        // Find key code for EVT_CHAR and EVT_CHAR_HOOK events
+#ifdef __WXGTK20__
+        if (useIM)
+        {
+            // In GTK 2.0, we need to hand over the key event to an input method
+            // and the IM will emit a "commit" event containing the actual utf8
+            // character.  In that case the EVT_CHAR events will be sent from
+            // there.
+            win->m_imData->lastKeyEvent = gdk_event;
+            if ( gtk_im_context_filter_keypress(win->m_imData->context,
+                                                gdk_event) )
+            {
+                win->m_imData->lastKeyEvent = NULL;
+                wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM"));
+                return TRUE;
+            }
+            else
+                win->m_imData->lastKeyEvent = NULL;
+        }
+#endif
+
+        long key_code;
         KeySym keysym = gdk_event->keyval;
-        long key_code = wxTranslateKeySymToWXKey(keysym, TRUE /* isChar */);
+        // Find key code for EVT_CHAR and EVT_CHAR_HOOK events
+        key_code = wxTranslateKeySymToWXKey(keysym, TRUE /* isChar */);
         if ( !key_code )
         {
             if ( gdk_event->length == 1 )
@@ -1122,11 +1232,11 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
             wxLogTrace(TRACE_KEYS, _T("Char event: %ld"), key_code);
 
             event.m_keyCode = key_code;
-            
+
             // Implement OnCharHook by checking ancesteror top level windows
             wxWindow *parent = win;
             while (parent && !parent->IsTopLevel())
-            parent = parent->GetParent();
+                parent = parent->GetParent();
             if (parent)
             {
                 event.SetEventType( wxEVT_CHAR_HOOK );
@@ -1147,9 +1257,12 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
 // VZ: testing for wxTE_PROCESS_TAB shouldn't be done here the control may
 //     have this style, yet choose not to process this particular TAB in which
 //     case TAB must still work as a navigational character
-#if 0
-         !win->HasFlag(wxTE_PROCESS_TAB) &&
-#endif // 0
+// JS: enabling again to make consistent with other platforms
+//     (with wxTE_PROCESS_TAB you have to call Navigate to get default
+//     navigation behaviour)
+#if wxUSE_TEXTCTRL
+         (! (win->HasFlag(wxTE_PROCESS_TAB) && win->IsKindOf(CLASSINFO(wxTextCtrl)) )) &&
+#endif
          win->GetParent() && (win->GetParent()->HasFlag( wxTAB_TRAVERSAL)) )
     {
         wxNavigationKeyEvent new_event;
@@ -1166,50 +1279,104 @@ static gint gtk_window_key_press_callback( GtkWidget *widget,
     if ( !ret &&
          (gdk_event->keyval == GDK_Escape) )
     {
-        wxCommandEvent new_event(wxEVT_COMMAND_BUTTON_CLICKED,wxID_CANCEL);
-        new_event.SetEventObject( win );
-        ret = win->GetEventHandler()->ProcessEvent( new_event );
-    }
-
-    // Doesn't work.
-#if 0 
-    // Pressing F10 will activate the menu bar of the top frame
-    if ( (!ret) &&
-         (gdk_event->keyval == GDK_F10) )
-    {
-        wxWindowGTK *ancestor = win;
-        while (ancestor)
+        // however only do it if we have a Cancel button in the dialog,
+        // otherwise the user code may get confused by the events from a
+        // non-existing button and, worse, a wxButton might get button event
+        // from another button which is not really expected
+        wxWindow *winForCancel = win,
+                 *btnCancel = NULL;
+        while ( winForCancel )
         {
-            if (wxIsKindOf(ancestor,wxFrame))
+            btnCancel = winForCancel->FindWindow(wxID_CANCEL);
+            if ( btnCancel )
             {
-                wxFrame *frame = (wxFrame*) ancestor;
-                wxMenuBar *menubar = frame->GetMenuBar();
-                if (menubar)
-                {
-                    wxNode *node = menubar->GetMenus().First();
-                    if (node)
-                    {
-                        wxMenu *firstMenu = (wxMenu*) node->Data();
-                        gtk_menu_item_select( GTK_MENU_ITEM(firstMenu->m_owner) );
-                        ret = TRUE;
-                        break;
-                    }
-                }
+                // found a cancel button
+                break;
             }
-            ancestor = ancestor->GetParent();
+
+            if ( winForCancel->IsTopLevel() )
+            {
+                // no need to look further
+                break;
+            }
+
+            // maybe our parent has a cancel button?
+            winForCancel = winForCancel->GetParent();
+        }
+
+        if ( btnCancel )
+        {
+            wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+            event.SetEventObject(btnCancel);
+            ret = btnCancel->GetEventHandler()->ProcessEvent(event);
         }
     }
-#endif // 0
 
     if (ret)
     {
         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
         return TRUE;
     }
-    
+
     return FALSE;
 }
 
+#ifdef __WXGTK20__
+static void gtk_wxwindow_commit_cb (GtkIMContext *context,
+                           const gchar  *str,
+                           wxWindow     *window)
+{
+    wxKeyEvent event( wxEVT_KEY_DOWN );
+
+    // take modifiers, cursor position, timestamp etc. from the last
+    // key_press_event that was fed into Input Method:
+    if (window->m_imData->lastKeyEvent)
+    {
+        wxFillOtherKeyEventFields(event,
+                                  window, window->m_imData->lastKeyEvent);
+    }
+
+#if wxUSE_UNICODE
+    event.m_uniChar = g_utf8_get_char( str );
+
+    // Backward compatible for ISO-8859
+    if (event.m_uniChar < 256)
+        event.m_keyCode = event.m_uniChar;
+    wxLogTrace(TRACE_KEYS, _T("IM sent character '%c'"), event.m_uniChar);
+#else
+    wchar_t unistr[2];
+    unistr[0] = g_utf8_get_char(str);
+    unistr[1] = 0;
+    wxCharBuffer ansistr(wxConvLocal.cWC2MB(unistr));
+    // We cannot handle characters that cannot be represented in 
+    // current locale's charset in non-Unicode mode:
+    if (ansistr.data() == NULL)
+        return;
+    event.m_keyCode = ansistr[0u];
+    wxLogTrace(TRACE_KEYS, _T("IM sent character '%c'"), (wxChar)event.m_keyCode);
+#endif // wxUSE_UNICODE
+
+    bool ret = false;
+
+    // Implement OnCharHook by checking ancestor top level windows
+    wxWindow *parent = window;
+    while (parent && !parent->IsTopLevel())
+        parent = parent->GetParent();
+    if (parent)
+    {
+        event.SetEventType( wxEVT_CHAR_HOOK );
+        ret = parent->GetEventHandler()->ProcessEvent( event );
+    }
+
+    if (!ret)
+    {
+        event.SetEventType(wxEVT_CHAR);
+        ret = window->GetEventHandler()->ProcessEvent( event );
+    }
+}
+#endif
+
+
 //-----------------------------------------------------------------------------
 // "key_release_event" from any window
 //-----------------------------------------------------------------------------
@@ -1251,23 +1418,37 @@ static gint gtk_window_key_release_callback( GtkWidget *widget,
 // mouse event processing helpers
 // ----------------------------------------------------------------------------
 
-// init wxMouseEvent with the info from gdk_event
-#define InitMouseEvent(win, event, gdk_event) \
-    { \
-    event.SetTimestamp( gdk_event->time ); \
-    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK); \
-    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK); \
-    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK); \
-    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK); \
-    event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK); \
-    event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK); \
-    event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK); \
-\
-    wxPoint pt = win->GetClientAreaOrigin(); \
-    event.m_x = (wxCoord)gdk_event->x - pt.x; \
-    event.m_y = (wxCoord)gdk_event->y - pt.y; \
+// init wxMouseEvent with the info from GdkEventXXX struct
+template<typename T> void InitMouseEvent(wxWindowGTK *win,
+                                         wxMouseEvent& event,
+                                         T *gdk_event)
+{
+    event.SetTimestamp( gdk_event->time );
+    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
+    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
+    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
+    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
+    event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
+    event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
+    event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
+    if (event.GetEventType() == wxEVT_MOUSEWHEEL)
+    {
+       event.m_linesPerAction = 3;
+       if (((GdkEventButton*)gdk_event)->button == 4)
+           event.m_wheelRotation = 120;
+       else if (((GdkEventButton*)gdk_event)->button == 5)
+           event.m_wheelRotation = -120;
     }
 
+    wxPoint pt = win->GetClientAreaOrigin();
+    event.m_x = (wxCoord)gdk_event->x - pt.x;
+    event.m_y = (wxCoord)gdk_event->y - pt.y;
+
+    event.SetEventObject( win );
+    event.SetId( win->GetId() );
+    event.SetTimestamp( gdk_event->time );
+}
+
 static void AdjustEventButtonState(wxMouseEvent& event)
 {
     // GDK reports the old state of the button for a button press event, but
@@ -1314,12 +1495,12 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
         yy += pizza->yoffset;
     }
 
-    wxNode *node = win->GetChildren().First();
+    wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
     while (node)
     {
-        wxWindowGTK *child = (wxWindowGTK*)node->Data();
+        wxWindowGTK *child = node->GetData();
 
-        node = node->Next();
+        node = node->GetNext();
         if (!child->IsShown())
             continue;
 
@@ -1329,7 +1510,7 @@ wxWindowGTK *FindWindowForMouseEvent(wxWindowGTK *win, wxCoord& x, wxCoord& y)
             int xx1 = child->m_x;
             int yy1 = child->m_y;
             int xx2 = child->m_x + child->m_width;
-            int yy2 = child->m_x + child->m_height;
+            int yy2 = child->m_y + child->m_height;
 
             // left
             if (((xx >= xx1) && (xx <= xx1+10) && (yy >= yy1) && (yy <= yy2)) ||
@@ -1402,33 +1583,107 @@ static gint gtk_window_button_press_callback( GtkWidget *widget,
 */
     }
 
+    // GDK sends surplus button down event
+    // before a double click event. We
+    // need to filter these out.
+    if (gdk_event->type == GDK_BUTTON_PRESS)
+    {
+        GdkEvent *peek_event = gdk_event_peek();
+        if (peek_event)
+        {
+            if ((peek_event->type == GDK_2BUTTON_PRESS) ||
+                (peek_event->type == GDK_3BUTTON_PRESS))
+            {
+                gdk_event_free( peek_event );
+                return TRUE;
+            }
+            else
+            {
+                gdk_event_free( peek_event );
+            }
+        }
+    }
+
     wxEventType event_type = wxEVT_NULL;
 
+    // GdkDisplay is a GTK+ 2.2.0 thing
+#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2, 2, 0)
+    if ( gdk_event->type == GDK_2BUTTON_PRESS &&
+            gdk_event->button >= 1 && gdk_event->button <= 3 )
+    {
+        // Reset GDK internal timestamp variables in order to disable GDK
+        // triple click events. GDK will then next time believe no button has
+        // been clicked just before, and send a normal button click event.
+        GdkDisplay* display = gtk_widget_get_display (widget);
+        display->button_click_time[1] = 0;
+        display->button_click_time[0] = 0;
+    }
+#endif // GTK 2+
+
     if (gdk_event->button == 1)
     {
+        // note that GDK generates triple click events which are not supported
+        // by wxWidgets but still have to be passed to the app as otherwise
+        // clicks would simply go missing
         switch (gdk_event->type)
         {
-            case GDK_BUTTON_PRESS: event_type = wxEVT_LEFT_DOWN; break;
-            case GDK_2BUTTON_PRESS: event_type = wxEVT_LEFT_DCLICK; break;
-            default:  break;
+            // we shouldn't get triple clicks at all for GTK2 because we
+            // suppress them artificially using the code above but we still
+            // should map them to something for GTK1 and not just ignore them
+            // as this would lose clicks
+            case GDK_3BUTTON_PRESS:     // we could also map this to DCLICK...
+            case GDK_BUTTON_PRESS:
+                event_type = wxEVT_LEFT_DOWN;
+                break;
+
+            case GDK_2BUTTON_PRESS:
+                event_type = wxEVT_LEFT_DCLICK;
+                break;
+
+            default:
+                // just to silence gcc warnings
+                ;
         }
     }
     else if (gdk_event->button == 2)
     {
         switch (gdk_event->type)
         {
-            case GDK_BUTTON_PRESS: event_type = wxEVT_MIDDLE_DOWN; break;
-            case GDK_2BUTTON_PRESS: event_type = wxEVT_MIDDLE_DCLICK; break;
-            default:  break;
+            case GDK_3BUTTON_PRESS:
+            case GDK_BUTTON_PRESS:
+                event_type = wxEVT_MIDDLE_DOWN;
+                break;
+
+            case GDK_2BUTTON_PRESS:
+                event_type = wxEVT_MIDDLE_DCLICK;
+                break;
+
+            default:
+                ;
         }
     }
     else if (gdk_event->button == 3)
     {
         switch (gdk_event->type)
         {
-            case GDK_BUTTON_PRESS: event_type = wxEVT_RIGHT_DOWN; break;
-            case GDK_2BUTTON_PRESS: event_type = wxEVT_RIGHT_DCLICK; break;
-            default:  break;
+            case GDK_3BUTTON_PRESS:
+            case GDK_BUTTON_PRESS:
+                event_type = wxEVT_RIGHT_DOWN;
+                break;
+
+            case GDK_2BUTTON_PRESS:
+                event_type = wxEVT_RIGHT_DCLICK;
+                break;
+
+            default:
+                ;
+        }
+    }
+    else if (gdk_event->button == 4 || gdk_event->button == 5)
+    {
+        if (gdk_event->type == GDK_BUTTON_PRESS )
+        {
+            event_type = wxEVT_MOUSEWHEEL;
         }
     }
 
@@ -1453,8 +1708,6 @@ static gint gtk_window_button_press_callback( GtkWidget *widget,
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
-    event.SetEventObject( win );
-
     gs_timeLastClick = gdk_event->time;
 
 /*
@@ -1464,6 +1717,20 @@ static gint gtk_window_button_press_callback( GtkWidget *widget,
     wxPrintf( wxT(".\n") );
 */
 
+#ifndef __WXGTK20__
+    if (event_type == wxEVT_LEFT_DCLICK)
+    {
+        // GTK 1.2 crashes when intercepting double
+        // click events from both wxSpinButton and
+        // wxSpinCtrl
+        if (GTK_IS_SPIN_BUTTON(win->m_widget))
+        {
+            // Just disable this event for now.
+            return FALSE;
+        }
+    }
+#endif
+
     if (win->GetEventHandler()->ProcessEvent( event ))
     {
         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "button_press_event" );
@@ -1477,7 +1744,9 @@ static gint gtk_window_button_press_callback( GtkWidget *widget,
 // "button_release_event"
 //-----------------------------------------------------------------------------
 
-static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxWindowGTK *win )
+static gint gtk_window_button_release_callback( GtkWidget *widget,
+                                                GdkEventButton *gdk_event,
+                                                wxWindowGTK *win )
 {
     DEBUG_MAIN_THREAD
 
@@ -1490,21 +1759,25 @@ static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButto
 
     if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
 
-/*
-    printf( "OnButtonRelease from " );
-    if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
-        printf( win->GetClassInfo()->GetClassName() );
-    printf( ".\n" );
-*/
-
     wxEventType event_type = wxEVT_NULL;
 
     switch (gdk_event->button)
     {
-        case 1: event_type = wxEVT_LEFT_UP; break;
-        case 2: event_type = wxEVT_MIDDLE_UP; break;
-        case 3: event_type = wxEVT_RIGHT_UP; break;
-        default: return FALSE;
+        case 1:
+            event_type = wxEVT_LEFT_UP;
+            break;
+
+        case 2:
+            event_type = wxEVT_MIDDLE_UP;
+            break;
+
+        case 3:
+            event_type = wxEVT_RIGHT_UP;
+            break;
+
+        default:
+            // unknwon button, don't process
+            return FALSE;
     }
 
     wxMouseEvent event( event_type );
@@ -1515,11 +1788,23 @@ static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButto
     // same wxListBox hack as above
     win->FixUpMouseEvent(widget, event.m_x, event.m_y);
 
+    if ( event_type == wxEVT_RIGHT_UP )
+    {
+        // generate a "context menu" event: this is similar to wxEVT_RIGHT_UP
+        // except that:
+        //
+        // (a) it's a command event and so is propagated to the parent
+        // (b) under MSW it can be generated from kbd too
+        // (c) it uses screen coords (because of (a))
+        wxContextMenuEvent evtCtx(wxEVT_CONTEXT_MENU,
+                                  win->GetId(),
+                                  win->ClientToScreen(event.GetPosition()));
+        (void)win->GetEventHandler()->ProcessEvent(evtCtx);
+    }
+
     if ( !g_captureWindow )
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
 
-    event.SetEventObject( win );
-
     if (win->GetEventHandler()->ProcessEvent( event ))
     {
         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "button_release_event" );
@@ -1572,6 +1857,10 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget,
     {
         // synthetize a mouse enter or leave event if needed
         GdkWindow *winUnderMouse = gdk_window_at_pointer(NULL, NULL);
+        // This seems to be necessary and actually been added to
+        // GDK itself in version 2.0.X
+        gdk_flush();
+
         bool hasMouse = winUnderMouse == gdk_event->window;
         if ( hasMouse != g_captureWindowHasMouse )
         {
@@ -1590,8 +1879,6 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget,
         win = FindWindowForMouseEvent(win, event.m_x, event.m_y);
     }
 
-    event.SetEventObject( win );
-
     if (win->GetEventHandler()->ProcessEvent( event ))
     {
         gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "motion_notify_event" );
@@ -1601,6 +1888,62 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget,
     return FALSE;
 }
 
+#ifdef __WXGTK20__
+//-----------------------------------------------------------------------------
+// "mouse_wheel_event"
+//-----------------------------------------------------------------------------
+
+static gint gtk_window_wheel_callback (GtkWidget * widget,
+					GdkEventScroll * gdk_event,
+					wxWindowGTK * win)
+{
+    DEBUG_MAIN_THREAD
+
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+
+    wxEventType event_type = wxEVT_NULL;
+    if (gdk_event->direction == GDK_SCROLL_UP)
+        event_type = wxEVT_MOUSEWHEEL;
+    else if (gdk_event->direction == GDK_SCROLL_DOWN)
+        event_type = wxEVT_MOUSEWHEEL;
+    else
+        return FALSE;
+    
+    wxMouseEvent event( event_type );
+    // Can't use InitMouse macro because scroll events don't have button
+    event.SetTimestamp( gdk_event->time );
+    event.m_shiftDown = (gdk_event->state & GDK_SHIFT_MASK);
+    event.m_controlDown = (gdk_event->state & GDK_CONTROL_MASK);
+    event.m_altDown = (gdk_event->state & GDK_MOD1_MASK);
+    event.m_metaDown = (gdk_event->state & GDK_MOD2_MASK);
+    event.m_leftDown = (gdk_event->state & GDK_BUTTON1_MASK);
+    event.m_middleDown = (gdk_event->state & GDK_BUTTON2_MASK);
+    event.m_rightDown = (gdk_event->state & GDK_BUTTON3_MASK);
+    event.m_linesPerAction = 3;
+    if (gdk_event->direction == GDK_SCROLL_UP)
+        event.m_wheelRotation = 120;
+    else
+        event.m_wheelRotation = -120;
+
+    wxPoint pt = win->GetClientAreaOrigin();
+    event.m_x = (wxCoord)gdk_event->x - pt.x;
+    event.m_y = (wxCoord)gdk_event->y - pt.y;
+
+    event.SetEventObject( win );
+    event.SetId( win->GetId() );
+    event.SetTimestamp( gdk_event->time );
+    
+    if (win->GetEventHandler()->ProcessEvent( event ))
+    {
+        gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "scroll_event" );
+        return TRUE;
+    }
+
+    return FALSE;
+}
+#endif
+
 //-----------------------------------------------------------------------------
 // "focus_in_event"
 //-----------------------------------------------------------------------------
@@ -1629,8 +1972,13 @@ static gint gtk_window_focus_in_callback( GtkWidget *widget,
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    if (!win->m_hasVMT) return FALSE;
-    if (g_blockEventsOnDrag) return FALSE;
+#ifdef __WXGTK20__
+    if (win->m_imData)
+        gtk_im_context_focus_in(win->m_imData->context);
+#endif
+
+    if (!win->m_hasVMT) return FALSE;
+    if (g_blockEventsOnDrag) return FALSE;
 
     switch ( g_sendActivateEvent )
     {
@@ -1667,7 +2015,7 @@ static gint gtk_window_focus_in_callback( GtkWidget *widget,
 #endif // wxUSE_CARET
 
     g_activeFrameLostFocus = FALSE;
-    
+
     wxWindowGTK *active = wxGetTopLevelParent(win);
     if ( active != g_activeFrame )
     {
@@ -1684,7 +2032,7 @@ static gint gtk_window_focus_in_callback( GtkWidget *widget,
         wxActivateEvent event(wxEVT_ACTIVATE, TRUE, g_activeFrame->GetId());
         event.SetEventObject(g_activeFrame);
         g_activeFrame->GetEventHandler()->ProcessEvent(event);
-        
+
         // Don't send focus events in addition to activate
         // if (win == g_activeFrame)
         //    return TRUE;
@@ -1717,6 +2065,11 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk
     if (g_isIdle)
         wxapp_install_idle_handler();
 
+#ifdef __WXGTK20__
+    if (win->m_imData)
+        gtk_im_context_focus_out(win->m_imData->context);
+#endif
+
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return FALSE;
 
@@ -1730,7 +2083,7 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk
         //     always) and makes using Mahogany quite annoying
 #if 0
         wxASSERT_MSG( wxGetTopLevelParent(win) == g_activeFrame,
-                        wxT("unfocusing window that hasn't gained focus properly") )
+                        wxT("unfocusing window that hasn't gained focus properly") );
 #endif // 0
 
         g_activeFrameLostFocus = TRUE;
@@ -1784,7 +2137,10 @@ static gint gtk_window_focus_out_callback( GtkWidget *widget, GdkEventFocus *gdk
 // "enter_notify_event"
 //-----------------------------------------------------------------------------
 
-static gint gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxWindowGTK *win )
+static
+gint gtk_window_enter_callback( GtkWidget *widget,
+                                GdkEventCrossing *gdk_event,
+                                wxWindowGTK *win )
 {
     DEBUG_MAIN_THREAD
 
@@ -1794,11 +2150,10 @@ static gint gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return FALSE;
 
-    if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
+    // Event was emitted after a grab
+    if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
 
-    wxMouseEvent event( wxEVT_ENTER_WINDOW );
-    event.SetTimestamp( gdk_event->time );
-    event.SetEventObject( win );
+    if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
 
     int x = 0;
     int y = 0;
@@ -1806,6 +2161,7 @@ static gint gtk_window_enter_callback( GtkWidget *widget, GdkEventCrossing *gdk_
 
     gdk_window_get_pointer( widget->window, &x, &y, &state );
 
+    wxMouseEvent event( wxEVT_ENTER_WINDOW );
     InitMouseEvent(win, event, gdk_event);
     wxPoint pt = win->GetClientAreaOrigin();
     event.m_x = x + pt.x;
@@ -1834,6 +2190,9 @@ static gint gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return FALSE;
 
+    // Event was emitted after an ungrab
+    if (gdk_event->mode != GDK_CROSSING_NORMAL) return FALSE;
+
     if (!win->IsOwnGtkWindow( gdk_event->window )) return FALSE;
 
     wxMouseEvent event( wxEVT_LEAVE_WINDOW );
@@ -1889,7 +2248,9 @@ static void gtk_window_vscroll_callback( GtkAdjustment *adjust,
 
     win->m_oldVerticalPos = adjust->value;
 
+#ifndef __WXGTK20__
     GtkScrolledWindow   *sw = GTK_SCROLLED_WINDOW(win->m_widget);
+#endif
     wxEventType         command = GtkScrollWinTypeToWx(GET_SCROLL_TYPE(sw->vscrollbar));
 
     int value = (int)(adjust->value+0.5);
@@ -1918,7 +2279,9 @@ static void gtk_window_hscroll_callback( GtkAdjustment *adjust,
     float diff = adjust->value - win->m_oldHorizontalPos;
     if (fabs(diff) < 0.2) return;
 
+#ifndef __WXGTK20__
     GtkScrolledWindow   *sw = GTK_SCROLLED_WINDOW(win->m_widget);
+#endif
     wxEventType         command = GtkScrollWinTypeToWx(GET_SCROLL_TYPE(sw->hscrollbar));
 
     win->m_oldHorizontalPos = adjust->value;
@@ -2010,15 +2373,6 @@ wxWindow *wxWindowBase::FindFocus()
     return (wxWindow *)g_focusWindow;
 }
 
-//-----------------------------------------------------------------------------
-// "destroy" event
-//-----------------------------------------------------------------------------
-
-static void gtk_window_destroy_callback( GtkWidget* widget, wxWindow *win )
-{
-    wxWindowDestroyEvent event(win);
-    win->GetEventHandler()->ProcessEvent(event);
-}
 
 //-----------------------------------------------------------------------------
 // "realize" from m_widget
@@ -2028,18 +2382,21 @@ static void gtk_window_destroy_callback( GtkWidget* widget, wxWindow *win )
    been realized, so we do this directly after realization. */
 
 static gint
-gtk_window_realized_callback( GtkWidget *WXUNUSED(m_widget), wxWindow *win )
+gtk_window_realized_callback( GtkWidget *m_widget, wxWindow *win )
 {
     DEBUG_MAIN_THREAD
 
     if (g_isIdle)
         wxapp_install_idle_handler();
-
-    if (win->m_delayedBackgroundColour)
-        win->GtkSetBackgroundColour( win->GetBackgroundColour() );
-
-    if (win->m_delayedForegroundColour)
-        win->GtkSetForegroundColour( win->GetForegroundColour() );
+        
+#ifdef __WXGTK20__
+    if (win->m_imData)
+    {
+        GtkPizza *pizza = GTK_PIZZA( m_widget );
+        gtk_im_context_set_client_window( win->m_imData->context,
+                                          pizza->bin_window );
+    }
+#endif
 
     wxWindowCreateEvent event( win );
     event.SetEventObject( win );
@@ -2255,9 +2612,6 @@ wxWindow *wxGetActiveWindow()
 
 void wxWindowGTK::Init()
 {
-    // common init
-    InitBase();
-
     // GTK specific
     m_widget = (GtkWidget *) NULL;
     m_wxwindow = (GtkWidget *) NULL;
@@ -2282,11 +2636,12 @@ void wxWindowGTK::Init()
 
     m_hAdjust = (GtkAdjustment*) NULL;
     m_vAdjust = (GtkAdjustment*) NULL;
-    m_oldHorizontalPos = 0.0;
+    m_oldHorizontalPos =
     m_oldVerticalPos = 0.0;
+    m_oldClientWidth =
+    m_oldClientHeight = 0;
 
     m_resizing = FALSE;
-    m_widgetStyle = (GtkStyle*) NULL;
 
     m_insertCallback = (wxInsertChildFunction) NULL;
 
@@ -2297,13 +2652,16 @@ void wxWindowGTK::Init()
 
     m_cursor = *wxSTANDARD_CURSOR;
 
-    m_delayedForegroundColour = FALSE;
-    m_delayedBackgroundColour = FALSE;
-
+#ifdef __WXGTK20__
+    m_imData = NULL;
+    m_x11Context = NULL;
+    m_dirtyTabOrder = false;
+#else
 #ifdef HAVE_XIM
     m_ic = (GdkIC*) NULL;
     m_icattr = (GdkICAttr*) NULL;
 #endif
+#endif
 }
 
 wxWindowGTK::wxWindowGTK()
@@ -2338,9 +2696,6 @@ bool wxWindowGTK::Create( wxWindow *parent,
     }
 
     m_insertCallback = wxInsertChildInWindow;
-    
-    // always needed for background clearing
-    m_delayedBackgroundColour = TRUE; 
 
     m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
@@ -2400,7 +2755,7 @@ bool wxWindowGTK::Create( wxWindow *parent,
     gtk_signal_emit_by_name( GTK_OBJECT(m_hAdjust), "changed" );
 
     // these handlers block mouse events to any window during scrolling such as
-    // motion events and prevent GTK and wxWindows from fighting over where the
+    // motion events and prevent GTK and wxWidgets from fighting over where the
     // slider should be
 
     gtk_signal_connect( GTK_OBJECT(scrolledWindow->vscrollbar), "button_press_event",
@@ -2433,13 +2788,13 @@ bool wxWindowGTK::Create( wxWindow *parent,
 
     PostCreation();
 
-    Show( TRUE );
-
     return TRUE;
 }
 
 wxWindowGTK::~wxWindowGTK()
 {
+    SendDestroyEvent();
+
     if (g_focusWindow == this)
         g_focusWindow = NULL;
 
@@ -2457,9 +2812,6 @@ wxWindowGTK::~wxWindowGTK()
 
     DestroyChildren();
 
-    if (m_parent)
-        m_parent->RemoveChild( this );
-
 #ifdef HAVE_XIM
     if (m_ic)
         gdk_ic_destroy (m_ic);
@@ -2467,16 +2819,6 @@ wxWindowGTK::~wxWindowGTK()
         gdk_ic_attr_destroy (m_icattr);
 #endif
 
-    if (m_widgetStyle)
-    {
-#if DISABLE_STYLE_IF_BROKEN_THEME
-        // don't delete if it's a pixmap theme style
-        if (!m_widgetStyle->engine_data)
-            gtk_style_unref( m_widgetStyle );
-#endif
-        m_widgetStyle = (GtkStyle*) NULL;
-    }
-
     if (m_wxwindow)
     {
         gtk_widget_destroy( m_wxwindow );
@@ -2488,37 +2830,24 @@ wxWindowGTK::~wxWindowGTK()
         gtk_widget_destroy( m_widget );
         m_widget = (GtkWidget*) NULL;
     }
+
+#ifdef __WXGTK20__
+    delete m_imData;
+#endif
 }
 
 bool wxWindowGTK::PreCreation( wxWindowGTK *parent, const wxPoint &pos,  const wxSize &size )
 {
     wxCHECK_MSG( !m_needParent || parent, FALSE, wxT("Need complete parent.") );
 
-    /* this turns -1 into 20 so that a minimal window is
-       visible even although -1,-1 has been given as the
-       size of the window. the same trick is used in other
-       ports and should make debugging easier */
-    m_width = WidthDefault(size.x);
+    // Use either the given size, or the default if -1 is given.
+    // See wxWindowBase for these functions.
+    m_width = WidthDefault(size.x) ;
     m_height = HeightDefault(size.y);
 
     m_x = (int)pos.x;
     m_y = (int)pos.y;
 
-    /* some reasonable defaults */
-    if (!parent)
-    {
-        if (m_x == -1)
-        {
-            m_x = (gdk_screen_width () - m_width) / 2;
-            if (m_x < 10) m_x = 10;
-        }
-        if (m_y == -1)
-        {
-            m_y = (gdk_screen_height () - m_height) / 2;
-            if (m_y < 10) m_y = 10;
-        }
-    }
-
     return TRUE;
 }
 
@@ -2530,7 +2859,7 @@ void wxWindowGTK::PostCreation()
     {
         if (!m_noExpose)
         {
-            // these get reported to wxWindows -> wxPaintEvent
+            // these get reported to wxWidgets -> wxPaintEvent
 
             gtk_pizza_set_external( GTK_PIZZA(m_wxwindow), TRUE );
 
@@ -2541,16 +2870,27 @@ void wxWindowGTK::PostCreation()
             gtk_signal_connect( GTK_OBJECT(m_wxwindow), "draw",
                 GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
 
-            if (HasFlag(wxNO_FULL_REPAINT_ON_RESIZE))
+            if (!HasFlag(wxFULL_REPAINT_ON_RESIZE))
             {
                 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "event",
                     GTK_SIGNAL_FUNC(gtk_window_event_event_callback), (gpointer)this );
             }
 #else
-            gtk_widget_set_redraw_on_allocate( GTK_WIDGET(m_wxwindow), HasFlag( wxNO_FULL_REPAINT_ON_RESIZE ) );
+            // gtk_widget_set_redraw_on_allocate( GTK_WIDGET(m_wxwindow), !HasFlag( wxFULL_REPAINT_ON_RESIZE ) );
 #endif
         }
 
+#ifdef __WXGTK20__
+        // Create input method handler
+        m_imData = new wxGtkIMData;
+
+        // Cannot handle drawing preedited text yet
+        gtk_im_context_set_use_preedit( m_imData->context, FALSE );
+
+        g_signal_connect (G_OBJECT (m_imData->context), "commit",
+                          G_CALLBACK (gtk_wxwindow_commit_cb), this);
+#endif
+
         // these are called when the "sunken" or "raised" borders are drawn
         gtk_signal_connect( GTK_OBJECT(m_widget), "expose_event",
           GTK_SIGNAL_FUNC(gtk_window_own_expose_callback), (gpointer)this );
@@ -2598,7 +2938,7 @@ void wxWindowGTK::PostCreation()
                             GTK_SIGNAL_FUNC(gtk_wxwindow_size_callback), (gpointer)this );
     }
 
-    if (!GTK_IS_COMBO(m_widget))
+    if ( !GTK_IS_COMBO(m_widget))
     {
         // This is needed if we want to add our windows into native
         // GTK control, such as the toolbar. With this callback, the
@@ -2606,10 +2946,16 @@ void wxWindowGTK::PostCreation()
         // programmer). Sadly, it misbehaves for wxComboBox. FIXME
         // when moving to GTK 2.0.
         gtk_signal_connect( GTK_OBJECT(m_widget), "size_request",
-                            GTK_SIGNAL_FUNC(gtk_window_size_request_callback), (gpointer) this );
+                            GTK_SIGNAL_FUNC(wxgtk_window_size_request_callback),
+                            (gpointer) this );
     }
 
     m_hasVMT = TRUE;
+
+    // unless the window was created initially hidden (i.e. Hide() had been
+    // called before Create()), we should show it at GTK+ level as well
+    if ( IsShown() )
+        gtk_widget_show( m_widget );
 }
 
 void wxWindowGTK::ConnectWidget( GtkWidget *widget )
@@ -2629,16 +2975,16 @@ void wxWindowGTK::ConnectWidget( GtkWidget *widget )
     gtk_signal_connect( GTK_OBJECT(widget), "motion_notify_event",
       GTK_SIGNAL_FUNC(gtk_window_motion_notify_callback), (gpointer)this );
 
+#ifdef __WXGTK20__
+    gtk_signal_connect( GTK_OBJECT(widget), "scroll_event",
+      GTK_SIGNAL_FUNC(gtk_window_wheel_callback), (gpointer)this );
+#endif
+
     gtk_signal_connect( GTK_OBJECT(widget), "enter_notify_event",
       GTK_SIGNAL_FUNC(gtk_window_enter_callback), (gpointer)this );
 
     gtk_signal_connect( GTK_OBJECT(widget), "leave_notify_event",
       GTK_SIGNAL_FUNC(gtk_window_leave_callback), (gpointer)this );
-      
-    // This keeps crashing on me. RR.
-    //
-    // gtk_signal_connect( GTK_OBJECT(widget), "destroy",
-    //  GTK_SIGNAL_FUNC(gtk_window_destroy_callback), (gpointer)this );
 }
 
 bool wxWindowGTK::Destroy()
@@ -2669,9 +3015,9 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
 
     int currentX, currentY;
     GetPosition(&currentX, &currentY);
-    if (x == -1)
+    if (x == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
         x = currentX;
-    if (y == -1)
+    if (y == -1 && !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
         y = currentY;
     AdjustForParentClientOrigin(x, y, sizeFlags);
 
@@ -2690,26 +3036,28 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
         {
             if (x != -1) m_x = x + pizza->xoffset;
             if (y != -1) m_y = y + pizza->yoffset;
-            if (width != -1) m_width = width;
-            if (height != -1) m_height = height;
         }
         else
         {
             m_x = x + pizza->xoffset;
             m_y = y + pizza->yoffset;
-            m_width = width;
-            m_height = height;
         }
 
-        if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
+        // calculate the best size if we should auto size the window
+        if ( ((sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1) ||
+                ((sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1) )
         {
-             if (width == -1) m_width = 80;
+            const wxSize sizeBest = GetBestSize();
+            if ( (sizeFlags & wxSIZE_AUTO_WIDTH) && width == -1 )
+                width = sizeBest.x;
+            if ( (sizeFlags & wxSIZE_AUTO_HEIGHT) && height == -1 )
+                height = sizeBest.y;
         }
 
-        if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
-        {
-             if (height == -1) m_height = 26;
-        }
+        if (width != -1)
+            m_width = width;
+        if (height != -1)
+            m_height = height;
 
         int minWidth = GetMinWidth(),
             minHeight = GetMinHeight(),
@@ -2769,6 +3117,11 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
 
 void wxWindowGTK::OnInternalIdle()
 {
+#ifdef __WXGTK20__
+    if ( m_dirtyTabOrder )
+        RealizeTabOrder();
+#endif
+
     // Update invalidated regions.
     GtkUpdate();
 
@@ -2795,7 +3148,7 @@ void wxWindowGTK::OnInternalIdle()
         }
         g_activeFrameLostFocus = FALSE;
     }
-    
+
     wxCursor cursor = m_cursor;
     if (g_globalCursor.Ok()) cursor = g_globalCursor;
 
@@ -2830,7 +3183,8 @@ void wxWindowGTK::OnInternalIdle()
         }
     }
 
-    UpdateWindowUI();
+    if (wxUpdateUIEvent::CanUpdate(this))
+        UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
 }
 
 void wxWindowGTK::DoGetSize( int *width, int *height ) const
@@ -3066,6 +3420,11 @@ bool wxWindowGTK::Show( bool show )
     else
         gtk_widget_hide( m_widget );
 
+    wxShowEvent eventShow(GetId(), show);
+    eventShow.m_eventObject = this;
+
+    GetEventHandler()->ProcessEvent(eventShow);
+
     return TRUE;
 }
 
@@ -3076,7 +3435,7 @@ static void wxWindowNotifyEnable(wxWindowGTK* win, bool enable)
     // Recurse, so that children have the opportunity to Do The Right Thing
     // and reset colours that have been messed up by a parent's (really ancestor's)
     // Enable call
-    for ( wxWindowList::Node *node = win->GetChildren().GetFirst();
+    for ( wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
           node;
           node = node->GetNext() )
     {
@@ -3109,22 +3468,68 @@ int wxWindowGTK::GetCharHeight() const
 {
     wxCHECK_MSG( (m_widget != NULL), 12, wxT("invalid window") );
 
-    wxCHECK_MSG( m_font.Ok(), 12, wxT("invalid font") );
+    wxFont font = GetFont();
+    wxCHECK_MSG( font.Ok(), 12, wxT("invalid font") );
 
-    GdkFont *font = m_font.GetInternalFont( 1.0 );
+#ifdef __WXGTK20__
+    PangoContext *context = NULL;
+    if (m_widget)
+        context = gtk_widget_get_pango_context( m_widget );
+
+    if (!context)
+        return 0;
+
+    PangoFontDescription *desc = font.GetNativeFontInfo()->description;
+    PangoLayout *layout = pango_layout_new(context);
+    pango_layout_set_font_description(layout, desc);
+    pango_layout_set_text(layout, "H", 1);
+    PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+    PangoRectangle rect;
+    pango_layout_line_get_extents(line, NULL, &rect);
+
+    g_object_unref( G_OBJECT( layout ) );
 
-    return font->ascent + font->descent;
+    return (int) PANGO_PIXELS(rect.height);
+#else
+    GdkFont *gfont = font.GetInternalFont( 1.0 );
+
+    return gfont->ascent + gfont->descent;
+#endif
 }
 
 int wxWindowGTK::GetCharWidth() const
 {
     wxCHECK_MSG( (m_widget != NULL), 8, wxT("invalid window") );
 
-    wxCHECK_MSG( m_font.Ok(), 8, wxT("invalid font") );
+    wxFont font = GetFont();
+    wxCHECK_MSG( font.Ok(), 8, wxT("invalid font") );
 
-    GdkFont *font = m_font.GetInternalFont( 1.0 );
+#ifdef __WXGTK20__
+    PangoContext *context = NULL;
+    if (m_widget)
+        context = gtk_widget_get_pango_context( m_widget );
 
-    return gdk_string_width( font, "H" );
+    if (!context)
+        return 0;
+
+    PangoFontDescription *desc = font.GetNativeFontInfo()->description;
+    PangoLayout *layout = pango_layout_new(context);
+    pango_layout_set_font_description(layout, desc);
+    pango_layout_set_text(layout, "g", 1);
+    PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+    PangoRectangle rect;
+    pango_layout_line_get_extents(line, NULL, &rect);
+
+    g_object_unref( G_OBJECT( layout ) );
+
+    return (int) PANGO_PIXELS(rect.width);
+#else
+    GdkFont *gfont = font.GetInternalFont( 1.0 );
+
+    return gdk_string_width( gfont, "g" );
+#endif
 }
 
 void wxWindowGTK::GetTextExtent( const wxString& string,
@@ -3134,16 +3539,65 @@ void wxWindowGTK::GetTextExtent( const wxString& string,
                               int *externalLeading,
                               const wxFont *theFont ) const
 {
-    wxFont fontToUse = m_font;
-    if (theFont) fontToUse = *theFont;
+    wxFont fontToUse = theFont ? *theFont : GetFont();
 
     wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
 
+    if (string.IsEmpty())
+    {
+        if (x) (*x) = 0;
+        if (y) (*y) = 0;
+        return;
+    }
+
+#ifdef __WXGTK20__
+    PangoContext *context = NULL;
+    if (m_widget)
+        context = gtk_widget_get_pango_context( m_widget );
+
+    if (!context)
+    {
+        if (x) (*x) = 0;
+        if (y) (*y) = 0;
+        return;
+    }
+
+    PangoFontDescription *desc = fontToUse.GetNativeFontInfo()->description;
+    PangoLayout *layout = pango_layout_new(context);
+    pango_layout_set_font_description(layout, desc);
+    {
+#if wxUSE_UNICODE
+        const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
+        pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
+#else
+        const wxWCharBuffer wdata = wxConvLocal.cMB2WC( string );
+        const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
+        pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
+#endif
+    }
+
+    PangoRectangle rect;
+    pango_layout_get_extents(layout, NULL, &rect);
+
+    if (x) (*x) = (wxCoord) PANGO_PIXELS(rect.width);
+    if (y) (*y) = (wxCoord) PANGO_PIXELS(rect.height);
+    if (descent)
+    {
+        PangoLayoutIter *iter = pango_layout_get_iter(layout);
+        int baseline = pango_layout_iter_get_baseline(iter);
+        pango_layout_iter_free(iter);
+        *descent = *y - PANGO_PIXELS(baseline);
+    }
+    if (externalLeading) (*externalLeading) = 0;  // ??
+
+    g_object_unref( G_OBJECT( layout ) );
+#else
     GdkFont *font = fontToUse.GetInternalFont( 1.0 );
-    if (x) (*x) = gdk_string_width( font, string.mbc_str() );
+    if (x) (*x) = gdk_string_width( font, wxGTK_CONV( string ) );
     if (y) (*y) = font->ascent + font->descent;
     if (descent) (*descent) = font->descent;
     if (externalLeading) (*externalLeading) = 0;  // ??
+#endif
 }
 
 void wxWindowGTK::SetFocus()
@@ -3256,6 +3710,62 @@ void wxWindowGTK::DoAddChild(wxWindowGTK *child)
     (*m_insertCallback)(this, child);
 }
 
+#ifdef __WXGTK20__
+
+void wxWindowGTK::AddChild(wxWindowBase *child)
+{
+    wxWindowBase::AddChild(child);
+    m_dirtyTabOrder = true;
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+}
+
+void wxWindowGTK::RemoveChild(wxWindowBase *child)
+{
+    wxWindowBase::RemoveChild(child);
+    m_dirtyTabOrder = true;
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+}
+    
+void wxWindowGTK::DoMoveInTabOrder(wxWindow *win, MoveKind move)
+{
+    wxWindowBase::DoMoveInTabOrder(win, move);
+    m_dirtyTabOrder = true;
+    if (g_isIdle)
+        wxapp_install_idle_handler();
+}
+
+void wxWindowGTK::RealizeTabOrder()
+{
+    if (m_wxwindow)
+    {
+        if (m_children.size() > 0)
+        {
+            GList *chain = NULL;
+            
+            for (wxWindowList::const_iterator i = m_children.begin();
+                    i != m_children.end(); ++i)
+            {
+                chain = g_list_prepend(chain, (*i)->m_widget);
+            }
+            
+            chain = g_list_reverse(chain);
+            
+            gtk_container_set_focus_chain(GTK_CONTAINER(m_wxwindow), chain);
+            g_list_free(chain);
+        }
+        else
+        {
+            gtk_container_unset_focus_chain(GTK_CONTAINER(m_wxwindow));
+        }
+    }
+    
+    m_dirtyTabOrder = false;
+}
+
+#endif // __WXGTK20__
+
 void wxWindowGTK::Raise()
 {
     wxCHECK_RET( (m_widget != NULL), wxT("invalid window") );
@@ -3307,6 +3817,7 @@ void wxWindowGTK::WarpPointer( int x, int y )
         gdk_window_warp_pointer( window, x, y );
 }
 
+
 void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
 {
     if (!m_widget) return;
@@ -3315,7 +3826,19 @@ void wxWindowGTK::Refresh( bool eraseBackground, const wxRect *rect )
 #ifndef __WXGTK20__
     if (g_isIdle)
         wxapp_install_idle_handler();
-        
+
+    wxRect myRect(0,0,0,0);
+    if (m_wxwindow && rect)
+    {
+        myRect.SetSize(wxSize( m_wxwindow->allocation.width,
+                               m_wxwindow->allocation.height));
+        myRect.Intersect(*rect);
+        if (!myRect.width || !myRect.height)
+            // nothing to do, rectangle is empty
+            return;
+        rect = &myRect;
+    }
+
     if (eraseBackground && m_wxwindow && m_wxwindow->window)
     {
         if (rect)
@@ -3391,27 +3914,29 @@ void wxWindowGTK::GtkUpdate()
 #ifdef __WXGTK20__
     if (m_wxwindow && GTK_PIZZA(m_wxwindow)->bin_window)
         gdk_window_process_updates( GTK_PIZZA(m_wxwindow)->bin_window, FALSE );
-#endif
-
+#else
     if (!m_updateRegion.IsEmpty())
         GtkSendPaintEvents();
+#endif
 }
 
 void wxWindowGTK::GtkSendPaintEvents()
 {
     if (!m_wxwindow)
     {
+#ifndef __WXGTK20__
         m_clearRegion.Clear();
+#endif
         m_updateRegion.Clear();
         return;
     }
 
-    // widget to draw on
-    GtkPizza *pizza = GTK_PIZZA (m_wxwindow);
-            
     // Clip to paint region in wxClientDC
     m_clipPaintRegion = TRUE;
-    
+
+    // widget to draw on
+    GtkPizza *pizza = GTK_PIZZA (m_wxwindow);
+
     if (GetThemeEnabled())
     {
         // find ancestor from which to steal background
@@ -3420,7 +3945,7 @@ void wxWindowGTK::GtkSendPaintEvents()
             parent = parent->GetParent();
         if (!parent)
             parent = (wxWindow*)this;
-    
+
         wxRegionIterator upd( m_updateRegion );
         while (upd)
         {
@@ -3429,24 +3954,39 @@ void wxWindowGTK::GtkSendPaintEvents()
             rect.y = upd.GetY();
             rect.width = upd.GetWidth();
             rect.height = upd.GetHeight();
-                    
+
             gtk_paint_flat_box( parent->m_widget->style,
                         pizza->bin_window,
-                        GTK_STATE_NORMAL,
+                        (GtkStateType)GTK_WIDGET_STATE(m_wxwindow),
                         GTK_SHADOW_NONE,
                         &rect,
                         parent->m_widget,
                         (char *)"base",
                         0, 0, -1, -1 );
-                        
+
             upd ++;
         }
     }
     else
-    // if (!m_clearRegion.IsEmpty())   // always send an erase event
+
+#ifdef __WXGTK20__
+    {
+        wxWindowDC dc( (wxWindow*)this );
+        dc.SetClippingRegion( m_updateRegion );
+
+        wxEraseEvent erase_event( GetId(), &dc );
+        erase_event.SetEventObject( this );
+
+        GetEventHandler()->ProcessEvent(erase_event);
+    }
+#else
+    // if (!m_clearRegion.IsEmpty())   // Always send an erase event under GTK 1.2
     {
         wxWindowDC dc( (wxWindow*)this );
-        dc.SetClippingRegion( m_clearRegion );
+        if (m_clearRegion.IsEmpty())
+            dc.SetClippingRegion( m_updateRegion );
+        else
+            dc.SetClippingRegion( m_clearRegion );
 
         wxEraseEvent erase_event( GetId(), &dc );
         erase_event.SetEventObject( this );
@@ -3458,7 +3998,7 @@ void wxWindowGTK::GtkSendPaintEvents()
                 g_eraseGC = gdk_gc_new( pizza->bin_window );
                 gdk_gc_set_fill( g_eraseGC, GDK_SOLID );
             }
-            gdk_gc_set_foreground( g_eraseGC, m_backgroundColour.GetColor() );
+            gdk_gc_set_foreground( g_eraseGC, GetBackgroundColour().GetColor() );
 
             wxRegionIterator upd( m_clearRegion );
             while (upd)
@@ -3470,6 +4010,7 @@ void wxWindowGTK::GtkSendPaintEvents()
         }
         m_clearRegion.Clear();
     }
+#endif
 
     wxNcPaintEvent nc_paint_event( GetId() );
     nc_paint_event.SetEventObject( this );
@@ -3484,7 +4025,7 @@ void wxWindowGTK::GtkSendPaintEvents()
 #ifndef __WXUNIVERSAL__
 #ifndef __WXGTK20__
     // The following code will result in all window-less widgets
-    // being redrawn because the wxWindows class is allowed to
+    // being redrawn because the wxWidgets class is allowed to
     // paint over the window-less widgets.
 
     GList *children = pizza->children;
@@ -3492,7 +4033,7 @@ void wxWindowGTK::GtkSendPaintEvents()
     {
         GtkPizzaChild *child = (GtkPizzaChild*) children->data;
         children = children->next;
-        
+
         if (GTK_WIDGET_NO_WINDOW (child->widget) &&
             GTK_WIDGET_DRAWABLE (child->widget))
         {
@@ -3528,19 +4069,21 @@ void wxWindowGTK::GtkSendPaintEvents()
     m_updateRegion.Clear();
 }
 
-void wxWindowGTK::Clear()
+void wxWindowGTK::ClearBackground()
 {
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 
+#ifndef __WXGTK20__
     if (m_wxwindow && m_wxwindow->window)
     {
         m_clearRegion.Clear();
         wxSize size( GetClientSize() );
         m_clearRegion.Union( 0,0,size.x,size.y );
-        
+
         // Better do this in idle?
         GtkUpdate();
     }
+#endif
 }
 
 #if wxUSE_TOOLTIPS
@@ -3554,72 +4097,29 @@ void wxWindowGTK::DoSetToolTip( wxToolTip *tip )
 
 void wxWindowGTK::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
 {
-    gtk_tooltips_set_tip( tips, GetConnectWidget(), wxConvCurrent->cWX2MB(tip), (gchar*) NULL );
+    wxString tmp( tip );
+    gtk_tooltips_set_tip( tips, GetConnectWidget(), wxGTK_CONV(tmp), (gchar*) NULL );
 }
 #endif // wxUSE_TOOLTIPS
 
-void wxWindowGTK::GtkSetBackgroundColour( const wxColour &colour )
-{
-    GdkWindow *window = (GdkWindow*) NULL;
-    if (m_wxwindow)
-        window = GTK_PIZZA(m_wxwindow)->bin_window;
-    else
-        window = GetConnectWidget()->window;
-
-    wxASSERT( window );
-    
-    // We need the pixel value e.g. for background clearing.
-    m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) );
-    
-    if (m_wxwindow)
-    {
-        // wxMSW doesn't clear the window here, either.
-        gdk_window_set_background( window, m_backgroundColour.GetColor() );
-    }
-
-    ApplyWidgetStyle();
-}
-
 bool wxWindowGTK::SetBackgroundColour( const wxColour &colour )
 {
     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid window") );
 
     if (!wxWindowBase::SetBackgroundColour(colour))
-        return FALSE;
+        return false;
 
-    GdkWindow *window = (GdkWindow*) NULL;
-    if (m_wxwindow)
-        window = GTK_PIZZA(m_wxwindow)->bin_window;
-    else
-        window = GetConnectWidget()->window;
-
-    if (!window)
+    if (colour.Ok())
     {
-        // indicate that a new style has been set
-        // but it couldn't get applied as the
-        // widget hasn't been realized yet.
-        m_delayedBackgroundColour = TRUE;
-        return TRUE;
+        // We need the pixel value e.g. for background clearing.
+        m_backgroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
     }
-    else
-    {
-        GtkSetBackgroundColour( colour );
-    }
-
-    return TRUE;
-}
 
-void wxWindowGTK::GtkSetForegroundColour( const wxColour &colour )
-{
-    GdkWindow *window = (GdkWindow*) NULL;
-    if (m_wxwindow)
-        window = GTK_PIZZA(m_wxwindow)->bin_window;
-    else
-        window = GetConnectWidget()->window;
-
-    wxASSERT( window );
+    // apply style change (forceStyle=true so that new style is applied
+    // even if the bg colour changed from valid to wxNullColour):
+    ApplyWidgetStyle(true);
 
-    ApplyWidgetStyle();
+    return true;
 }
 
 bool wxWindowGTK::SetForegroundColour( const wxColour &colour )
@@ -3628,156 +4128,122 @@ bool wxWindowGTK::SetForegroundColour( const wxColour &colour )
 
     if (!wxWindowBase::SetForegroundColour(colour))
     {
-        // don't leave if the GTK widget has just
-        // been realized
-        if (!m_delayedForegroundColour) return FALSE;
+        return false;
     }
-
-    GdkWindow *window = (GdkWindow*) NULL;
-    if (m_wxwindow)
-        window = GTK_PIZZA(m_wxwindow)->bin_window;
-    else
-        window = GetConnectWidget()->window;
-
-    if (!window)
-    {
-        // indicate that a new style has been set
-        // but it couldn't get applied as the
-        // widget hasn't been realized yet.
-        m_delayedForegroundColour = TRUE;
-    }
-    else
+    
+    if (colour.Ok())
     {
-       GtkSetForegroundColour( colour );
+        // We need the pixel value e.g. for background clearing.
+        m_foregroundColour.CalcPixel(gtk_widget_get_colormap(m_widget));
     }
 
-    return TRUE;
+    // apply style change (forceStyle=true so that new style is applied
+    // even if the bg colour changed from valid to wxNullColour):
+    ApplyWidgetStyle(true);
+
+    return true;
 }
 
-GtkStyle *wxWindowGTK::GetWidgetStyle()
+#ifdef __WXGTK20__
+PangoContext *wxWindowGTK::GtkGetPangoDefaultContext()
 {
-    if (m_widgetStyle)
-    {
-        GtkStyle *remake = gtk_style_copy( m_widgetStyle );
-
-        // FIXME: no more klass in 2.0
-#ifndef __WXGTK20__
-        remake->klass = m_widgetStyle->klass;
-#endif
-
-        gtk_style_unref( m_widgetStyle );
-        m_widgetStyle = remake;
-    }
-    else
-    {
-        GtkStyle *def = gtk_rc_get_style( m_widget );
-
-        if (!def)
-            def = gtk_widget_get_default_style();
+    return gtk_widget_get_pango_context( m_widget );
+}
 
-        m_widgetStyle = gtk_style_copy( def );
+PangoContext *wxWindowGTK::GtkGetPangoX11Context()
+{
+    if (!m_x11Context)
+        m_x11Context = pango_x_get_context( gdk_display );
 
-        // FIXME: no more klass in 2.0
-#ifndef __WXGTK20__
-        m_widgetStyle->klass = def->klass;
+    return m_x11Context;
+}
 #endif
+ 
+GtkRcStyle *wxWindowGTK::CreateWidgetStyle(bool forceStyle)
+{
+    // do we need to apply any changes at all?
+    if ( !forceStyle &&
+         !m_font.Ok() &&
+         !m_foregroundColour.Ok() && !m_backgroundColour.Ok() )
+    {
+        return NULL;
     }
 
-    return m_widgetStyle;
-}
+    GtkRcStyle *style = gtk_rc_style_new();
 
-void wxWindowGTK::SetWidgetStyle()
-{
-#if DISABLE_STYLE_IF_BROKEN_THEME
-    if (m_widget->style->engine_data)
+    if ( m_font.Ok() )
     {
-        static bool s_warningPrinted = FALSE;
-        if (!s_warningPrinted)
-        {
-            printf( "wxWindows warning: Widget styles disabled due to buggy GTK theme.\n" );
-            s_warningPrinted = TRUE;
-        }
-        m_widgetStyle = m_widget->style;
-        return;
-    }
+#ifdef __WXGTK20__
+        style->font_desc = 
+            pango_font_description_copy( m_font.GetNativeFontInfo()->description );
+#else
+        wxString xfontname = m_font.GetNativeFontInfo()->GetXFontName();
+        style->fontset_name = g_strdup(xfontname.c_str());
 #endif
+    }
 
-    GtkStyle *style = GetWidgetStyle();
-
-    if (m_font != wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ))
+    if ( m_foregroundColour.Ok() )
     {
-        SET_STYLE_FONT(style, m_font.GetInternalFont( 1.0 ));
+        GdkColor *fg = m_foregroundColour.GetColor();
+        
+        style->fg[GTK_STATE_NORMAL] = *fg;
+        style->color_flags[GTK_STATE_NORMAL] = GTK_RC_FG;
+        
+        style->fg[GTK_STATE_PRELIGHT] = *fg;
+        style->color_flags[GTK_STATE_PRELIGHT] = GTK_RC_FG;
+        
+        style->fg[GTK_STATE_ACTIVE] = *fg;
+        style->color_flags[GTK_STATE_ACTIVE] = GTK_RC_FG;
     }
 
-    if (m_foregroundColour.Ok())
+    if ( m_backgroundColour.Ok() )
     {
-        m_foregroundColour.CalcPixel( gtk_widget_get_colormap( m_widget ) );
-        if (m_foregroundColour != wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT))
-        {
-            style->fg[GTK_STATE_NORMAL] = *m_foregroundColour.GetColor();
-            style->fg[GTK_STATE_PRELIGHT] = *m_foregroundColour.GetColor();
-            style->fg[GTK_STATE_ACTIVE] = *m_foregroundColour.GetColor();
-        }
-        else
-        {
-            // Try to restore the gtk default style.  This is still a little
-            // oversimplified for what is probably really needed here for controls
-            // other than buttons, but is better than not being able to (re)set a
-            // control's foreground colour to *wxBLACK -- RL
-            GtkStyle *def = gtk_rc_get_style( m_widget );
-
-            if (!def)
-                def = gtk_widget_get_default_style();
-
-            style->fg[GTK_STATE_NORMAL] = def->fg[GTK_STATE_NORMAL];
-            style->fg[GTK_STATE_PRELIGHT] = def->fg[GTK_STATE_PRELIGHT];
-            style->fg[GTK_STATE_ACTIVE] = def->fg[GTK_STATE_ACTIVE];
-        }
+        GdkColor *bg = m_backgroundColour.GetColor();
+
+        style->bg[GTK_STATE_NORMAL] = *bg;
+        style->base[GTK_STATE_NORMAL] = *bg;
+        style->color_flags[GTK_STATE_NORMAL] = (GtkRcFlags)
+            (style->color_flags[GTK_STATE_NORMAL] | GTK_RC_BG | GTK_RC_BASE);
+        
+        style->bg[GTK_STATE_PRELIGHT] = *bg;
+        style->base[GTK_STATE_PRELIGHT] = *bg;
+        style->color_flags[GTK_STATE_PRELIGHT] = (GtkRcFlags)
+            (style->color_flags[GTK_STATE_PRELIGHT] | GTK_RC_BG | GTK_RC_BASE);
+        
+        style->bg[GTK_STATE_ACTIVE] = *bg;
+        style->base[GTK_STATE_ACTIVE] = *bg;
+        style->color_flags[GTK_STATE_ACTIVE] = (GtkRcFlags)
+            (style->color_flags[GTK_STATE_ACTIVE] | GTK_RC_BG | GTK_RC_BASE);
+        
+        style->bg[GTK_STATE_INSENSITIVE] = *bg;
+        style->base[GTK_STATE_INSENSITIVE] = *bg;
+        style->color_flags[GTK_STATE_INSENSITIVE] = (GtkRcFlags)
+            (style->color_flags[GTK_STATE_INSENSITIVE] | GTK_RC_BG | GTK_RC_BASE);
     }
+    
+    return style;
+}
 
-    if (m_backgroundColour.Ok())
+void wxWindowGTK::ApplyWidgetStyle(bool forceStyle)
+{
+    GtkRcStyle *style = CreateWidgetStyle(forceStyle);
+    if ( style )
     {
-        m_backgroundColour.CalcPixel( gtk_widget_get_colormap( m_widget ) );
-        if (m_backgroundColour != wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE))
-        {
-            style->bg[GTK_STATE_NORMAL] = *m_backgroundColour.GetColor();
-            style->base[GTK_STATE_NORMAL] = *m_backgroundColour.GetColor();
-            style->bg[GTK_STATE_PRELIGHT] = *m_backgroundColour.GetColor();
-            style->base[GTK_STATE_PRELIGHT] = *m_backgroundColour.GetColor();
-            style->bg[GTK_STATE_ACTIVE] = *m_backgroundColour.GetColor();
-            style->base[GTK_STATE_ACTIVE] = *m_backgroundColour.GetColor();
-            style->bg[GTK_STATE_INSENSITIVE] = *m_backgroundColour.GetColor();
-            style->base[GTK_STATE_INSENSITIVE] = *m_backgroundColour.GetColor();
-        }
-        else
-        {
-            // Try to restore the gtk default style.  This is still a little
-            // oversimplified for what is probably really needed here for controls
-            // other than buttons, but is better than not being able to (re)set a
-            // control's background colour to default grey and means resetting a
-            // button to wxSYS_COLOUR_BTNFACE will restore its usual highlighting
-            // behavior -- RL
-            GtkStyle *def = gtk_rc_get_style( m_widget );
-
-            if (!def)
-                def = gtk_widget_get_default_style();
-
-            style->bg[GTK_STATE_NORMAL] = def->bg[GTK_STATE_NORMAL];
-            style->base[GTK_STATE_NORMAL] = def->base[GTK_STATE_NORMAL];
-            style->bg[GTK_STATE_PRELIGHT] = def->bg[GTK_STATE_PRELIGHT];
-            style->base[GTK_STATE_PRELIGHT] = def->base[GTK_STATE_PRELIGHT];
-            style->bg[GTK_STATE_ACTIVE] = def->bg[GTK_STATE_ACTIVE];
-            style->base[GTK_STATE_ACTIVE] = def->base[GTK_STATE_ACTIVE];
-            style->bg[GTK_STATE_INSENSITIVE] = def->bg[GTK_STATE_INSENSITIVE];
-            style->base[GTK_STATE_INSENSITIVE] = def->base[GTK_STATE_INSENSITIVE];
-        }
+        DoApplyWidgetStyle(style);
+        gtk_rc_style_unref(style);
     }
 }
 
-void wxWindowGTK::ApplyWidgetStyle()
+void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
 {
+    if (m_wxwindow)
+        // should we also do m_widget in this case?
+        gtk_widget_modify_style(m_wxwindow, style);
+    else
+        gtk_widget_modify_style(m_widget, style);
 }
 
+
 //-----------------------------------------------------------------------------
 // Pop-up menu stuff
 //-----------------------------------------------------------------------------
@@ -3793,7 +4259,7 @@ void gtk_pop_hide_callback( GtkWidget *WXUNUSED(widget), bool* is_waiting  )
 static void SetInvokingWindow( wxMenu *menu, wxWindowGTK *win )
 {
     menu->SetInvokingWindow( win );
-    wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
+    wxMenuItemList::compatibility_iterator node = menu->GetMenuItems().GetFirst();
     while (node)
     {
         wxMenuItem *menuitem = node->GetData();
@@ -3806,72 +4272,80 @@ static void SetInvokingWindow( wxMenu *menu, wxWindowGTK *win )
     }
 }
 
-// used to pass the coordinates from wxWindowGTK::DoPopupMenu() to
-// wxPopupMenuPositionCallback()
-//
-// should be safe even in the MT case as the user can hardly popup 2 menus
-// simultaneously, can he?
-static gint gs_pop_x = 0;
-static gint gs_pop_y = 0;
-
 extern "C" void wxPopupMenuPositionCallback( GtkMenu *menu,
                                              gint *x, gint *y,
 #ifdef __WXGTK20__
                                              gboolean * WXUNUSED(whatever),
 #endif
-                                             gpointer WXUNUSED(user_data) )
+                                             gpointer user_data )
 {
     // ensure that the menu appears entirely on screen
     GtkRequisition req;
     gtk_widget_get_child_requisition(GTK_WIDGET(menu), &req);
 
     wxSize sizeScreen = wxGetDisplaySize();
+    wxPoint *pos = (wxPoint*)user_data;
 
     gint xmax = sizeScreen.x - req.width,
          ymax = sizeScreen.y - req.height;
 
-    *x = gs_pop_x < xmax ? gs_pop_x : xmax;
-    *y = gs_pop_y < ymax ? gs_pop_y : ymax;
+    *x = pos->x < xmax ? pos->x : xmax;
+    *y = pos->y < ymax ? pos->y : ymax;
 }
 
 bool wxWindowGTK::DoPopupMenu( wxMenu *menu, int x, int y )
 {
-    wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid window") );
+    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid window") );
 
-    wxCHECK_MSG( menu != NULL, FALSE, wxT("invalid popup-menu") );
+    wxCHECK_MSG( menu != NULL, false, wxT("invalid popup-menu") );
 
     SetInvokingWindow( menu, this );
 
     menu->UpdateUI();
 
-    gs_pop_x = x;
-    gs_pop_y = y;
-    ClientToScreen( &gs_pop_x, &gs_pop_y );
-
-    bool is_waiting = TRUE;
+    bool is_waiting = true;
 
     gtk_signal_connect( GTK_OBJECT(menu->m_menu),
                         "hide",
                         GTK_SIGNAL_FUNC(gtk_pop_hide_callback),
                         (gpointer)&is_waiting );
 
+    wxPoint pos;
+    gpointer userdata;
+    GtkMenuPositionFunc posfunc;
+    if ( x == -1 && y == -1 )
+    {
+        // use GTK's default positioning algorithm
+        userdata = NULL;
+        posfunc = NULL;
+    }
+    else
+    {
+        pos = ClientToScreen(wxPoint(x, y));
+        userdata = &pos;
+        posfunc = wxPopupMenuPositionCallback;
+    }
+
     gtk_menu_popup(
                   GTK_MENU(menu->m_menu),
                   (GtkWidget *) NULL,           // parent menu shell
                   (GtkWidget *) NULL,           // parent menu item
-                  wxPopupMenuPositionCallback,  // function to position it
-                  NULL,                         // client data
+                  posfunc,                      // function to position it
+                  userdata,                     // client data
                   0,                            // button used to activate it
+#ifdef __WXGTK20__
+                  gtk_get_current_event_time()
+#else
                   gs_timeLastClick              // the time of activation
+#endif
                 );
 
     while (is_waiting)
     {
-        while (gtk_events_pending())
-            gtk_main_iteration();
+        gtk_main_iteration();
     }
 
-    return TRUE;
+    return true;
 }
 
 #endif // wxUSE_MENUS_NATIVE
@@ -3915,23 +4389,13 @@ bool wxWindowGTK::SetFont( const wxFont &font )
     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid window") );
 
     if (!wxWindowBase::SetFont(font))
-    {
-        return FALSE;
-    }
+        return false;
 
-    wxColour sysbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
-    if ( sysbg == m_backgroundColour )
-    {
-        m_backgroundColour = wxNullColour;
-        ApplyWidgetStyle();
-        m_backgroundColour = sysbg;
-    }
-    else
-    {
-        ApplyWidgetStyle();
-    }
+    // apply style change (forceStyle=true so that new style is applied
+    // even if the font changed from valid to wxNullFont):
+    ApplyWidgetStyle(true);    
 
-    return TRUE;
+    return true;
 }
 
 void wxWindowGTK::DoCaptureMouse()
@@ -4151,7 +4615,7 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
     wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
 
     wxCHECK_RET( m_wxwindow != NULL, wxT("window needs client area for scrolling") );
-    
+
     // No scrolling requested.
     if ((dx == 0) && (dy == 0)) return;
 
@@ -4175,20 +4639,13 @@ void wxWindowGTK::ScrollWindow( int dx, int dy, const wxRect* WXUNUSED(rect) )
         GetClientSize( &cw, &ch );
         m_clearRegion.Intersect( 0, 0, cw, ch );
     }
+#endif
+
     m_clipPaintRegion = TRUE;
 
     gtk_pizza_scroll( GTK_PIZZA(m_wxwindow), -dx, -dy );
 
     m_clipPaintRegion = FALSE;
-#else
-
-    gdk_window_scroll( GTK_PIZZA(m_wxwindow)->bin_window, dx, dy );
-
-    GTK_PIZZA(m_wxwindow)->xoffset += dx;
-    GTK_PIZZA(m_wxwindow)->yoffset += dy;
-
-#endif
-
 }
 
 
@@ -4215,10 +4672,8 @@ wxPoint wxGetMousePosition()
 
     int x, y;
     GdkWindow* windowAtPtr = gdk_window_at_pointer(& x, & y);
-    if (!windowAtPtr)
-      return wxPoint(-999, -999);
 
-    Display *display = GDK_WINDOW_XDISPLAY(windowAtPtr);
+    Display *display = windowAtPtr ? GDK_WINDOW_XDISPLAY(windowAtPtr) : GDK_DISPLAY();
     Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
     Window rootReturn, childReturn;
     int rootX, rootY, winX, winY;