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fixed compilation under Unix where SQL_DATETIME is not defined
[wxWidgets.git] / src / gtk1 / win_gtk.c
diff --git a/src/gtk1/win_gtk.c b/src/gtk1/win_gtk.c
index 10f8d2ca2840926e9a44f4b9f309b457799574b3..dcc43deb5b740517fcb4ab82208170402b57262b 100644 (file)
--- a/src/gtk1/win_gtk.c
+++ b/src/gtk1/win_gtk.c
@@ -6,9 +6,14 @@
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
-// Licence:    wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////// */
 
 /////////////////////////////////////////////////////////////////////////// */
 
+#ifdef VMS
+#define XCheckIfEvent XCHECKIFEVENT
+#endif
+
+#include "wx/setup.h"
 #include "wx/gtk/win_gtk.h"
 #include "gtk/gtksignal.h"
 #include "gtk/gtkprivate.h"
 #include "wx/gtk/win_gtk.h"
 #include "gtk/gtksignal.h"
 #include "gtk/gtkprivate.h"
@@ -18,116 +23,116 @@
 extern "C" {
 #endif /* __cplusplus */
 
 extern "C" {
 #endif /* __cplusplus */
 
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+
 #define IS_ONSCREEN(x,y) ((x >= G_MINSHORT) && (x <= G_MAXSHORT) && \
                           (y >= G_MINSHORT) && (y <= G_MAXSHORT))
 
 #define IS_ONSCREEN(x,y) ((x >= G_MINSHORT) && (x <= G_MAXSHORT) && \
                           (y >= G_MINSHORT) && (y <= G_MAXSHORT))
 
-typedef struct _GtkMyFixedAdjData  GtkMyFixedAdjData;
-typedef struct _GtkMyFixedChild    GtkMyFixedChild;
+typedef struct _GtkPizzaAdjData  GtkPizzaAdjData;
 
 
-struct _GtkMyFixedAdjData 
+struct _GtkPizzaAdjData
 {
     gint dx;
     gint dy;
 };
 
 {
     gint dx;
     gint dy;
 };
 
-struct _GtkMyFixedChild
-{
-    GtkWidget *widget;
-    gint x;
-    gint y;
-    gint width;
-    gint height;
-};
-
-static void gtk_myfixed_class_init      (GtkMyFixedClass  *klass);
-static void gtk_myfixed_init            (GtkMyFixed       *myfixed);
-
-static void gtk_myfixed_realize         (GtkWidget        *widget);
-static void gtk_myfixed_unrealize       (GtkWidget        *widget);
-
-static void gtk_myfixed_map             (GtkWidget        *widget);
-
-static void gtk_myfixed_size_request  (GtkWidget        *widget,
-                                    GtkRequisition   *requisition);
-static void gtk_myfixed_size_allocate (GtkWidget        *widget,
-                                    GtkAllocation    *allocation);
-static void gtk_myfixed_draw          (GtkWidget        *widget,
-                                    GdkRectangle     *area);
-static gint gtk_myfixed_expose        (GtkWidget        *widget,
-                                    GdkEventExpose   *event);
-static void gtk_myfixed_add           (GtkContainer     *container,
-                                    GtkWidget        *widget);
-static void gtk_myfixed_remove        (GtkContainer     *container,
-                                    GtkWidget        *widget);
-static void gtk_myfixed_forall       (GtkContainer     *container,
-                                    gboolean         include_internals,
-                                    GtkCallback      callback,
-                                    gpointer         callback_data);
-
-static void     gtk_myfixed_position_child     (GtkMyFixed      *myfixed,
-                                              GtkMyFixedChild *child);
-static void     gtk_myfixed_allocate_child     (GtkMyFixed      *myfixed,
-                                              GtkMyFixedChild *child);
-static void     gtk_myfixed_position_children  (GtkMyFixed      *myfixed);
-
-static void     gtk_myfixed_adjust_allocations_recurse (GtkWidget *widget,
-                                                      gpointer   cb_data);
-static void     gtk_myfixed_adjust_allocations         (GtkMyFixed *myfixed,
-                                                      gint       dx,
-                                                      gint       dy);
-
-
-static void     gtk_myfixed_expose_area        (GtkMyFixed      *myfixed,
-                                              gint            x, 
-                                              gint            y, 
-                                              gint            width, 
-                                              gint            height);
-static void     gtk_myfixed_adjustment_changed (GtkAdjustment  *adjustment,
-                                              GtkMyFixed      *myfixed);
-static GdkFilterReturn gtk_myfixed_filter      (GdkXEvent      *gdk_xevent,
-                                              GdkEvent       *event,
-                                              gpointer        data);
-static GdkFilterReturn gtk_myfixed_main_filter (GdkXEvent      *gdk_xevent,
-                                              GdkEvent       *event,
-                                              gpointer        data);
-
-
-static GtkType gtk_myfixed_child_type (GtkContainer     *container);
-
-static void  gtk_myfixed_scroll_set_adjustments    (GtkMyFixed   *myfixed,
-                                              GtkAdjustment *hadj,
-                                              GtkAdjustment *vadj);
+static void gtk_pizza_class_init    (GtkPizzaClass    *klass);
+static void gtk_pizza_init          (GtkPizza         *pizza);
+
+static void gtk_pizza_realize       (GtkWidget        *widget);
+static void gtk_pizza_unrealize     (GtkWidget        *widget);
+
+static void gtk_pizza_map           (GtkWidget        *widget);
+
+static void gtk_pizza_size_request  (GtkWidget        *widget,
+                                     GtkRequisition   *requisition);
+static void gtk_pizza_size_allocate (GtkWidget        *widget,
+                                     GtkAllocation    *allocation);
+#ifndef __WXGTK20__
+static void gtk_pizza_draw          (GtkWidget        *widget,
+                                     GdkRectangle     *area);
+#endif /* __WXGTK20__ */
+static gint gtk_pizza_expose        (GtkWidget        *widget,
+                                     GdkEventExpose   *event);
+static void gtk_pizza_add           (GtkContainer     *container,
+                                     GtkWidget        *widget);
+static void gtk_pizza_remove        (GtkContainer     *container,
+                                     GtkWidget        *widget);
+static void gtk_pizza_forall        (GtkContainer     *container,
+                                     gboolean          include_internals,
+                                     GtkCallback       callback,
+                                     gpointer          callback_data);
+
+static void     gtk_pizza_position_child     (GtkPizza      *pizza,
+                                              GtkPizzaChild *child);
+static void     gtk_pizza_allocate_child     (GtkPizza      *pizza,
+                                              GtkPizzaChild *child);
+static void     gtk_pizza_position_children  (GtkPizza      *pizza);
+
+static void     gtk_pizza_adjust_allocations_recurse (GtkWidget *widget,
+                                                      gpointer   cb_data);
+static void     gtk_pizza_adjust_allocations         (GtkPizza  *pizza,
+                                                      gint       dx,
+                                                      gint       dy);
+
+
+/* unused */
+#if 0
+static void     gtk_pizza_expose_area        (GtkPizza       *pizza,
+                                              gint            x,
+                                              gint            y,
+                                              gint            width,
+                                              gint            height);
+static void     gtk_pizza_adjustment_changed (GtkAdjustment  *adjustment,
+                                              GtkPizza       *pizza);
+#endif
+
+static GdkFilterReturn gtk_pizza_filter      (GdkXEvent      *gdk_xevent,
+                                              GdkEvent       *event,
+                                              gpointer        data);
+static GdkFilterReturn gtk_pizza_main_filter (GdkXEvent      *gdk_xevent,
+                                              GdkEvent       *event,
+                                              gpointer        data);
+
+
+static GtkType gtk_pizza_child_type (GtkContainer     *container);
+
+static void  gtk_pizza_scroll_set_adjustments (GtkPizza      *pizza,
+                                               GtkAdjustment *hadj,
+                                               GtkAdjustment *vadj);
 
 
 static GtkContainerClass *parent_class = NULL;
 static gboolean gravity_works;
 
 guint
 
 
 static GtkContainerClass *parent_class = NULL;
 static gboolean gravity_works;
 
 guint
-gtk_myfixed_get_type ()
+gtk_pizza_get_type ()
 {
 {
-    static guint myfixed_type = 0;
+    static guint pizza_type = 0;
 
 
-    if (!myfixed_type)
+    if (!pizza_type)
     {
     {
-        GtkTypeInfo myfixed_info =
+        GtkTypeInfo pizza_info =
         {
         {
-          "GtkMyFixed",
-          sizeof (GtkMyFixed),
-          sizeof (GtkMyFixedClass),
-          (GtkClassInitFunc) gtk_myfixed_class_init,
-          (GtkObjectInitFunc) gtk_myfixed_init,
-          /* reserved_1 */ NULL,
+           "GtkPizza",
+           sizeof (GtkPizza),
+           sizeof (GtkPizzaClass),
+           (GtkClassInitFunc) gtk_pizza_class_init,
+           (GtkObjectInitFunc) gtk_pizza_init,
+           /* reserved_1 */ NULL,
            /* reserved_2 */ NULL,
            (GtkClassInitFunc) NULL,
         };
            /* reserved_2 */ NULL,
            (GtkClassInitFunc) NULL,
         };
-        myfixed_type = gtk_type_unique (gtk_container_get_type (), &myfixed_info);
+        pizza_type = gtk_type_unique (gtk_container_get_type (), &pizza_info);
     }
     }
-    
-    return myfixed_type;
+
+    return pizza_type;
 }
 
 static void
 }
 
 static void
-gtk_myfixed_class_init (GtkMyFixedClass *klass)
+gtk_pizza_class_init (GtkPizzaClass *klass)
 {
     GtkObjectClass *object_class;
     GtkWidgetClass *widget_class;
 {
     GtkObjectClass *object_class;
     GtkWidgetClass *widget_class;
@@ -138,227 +143,275 @@ gtk_myfixed_class_init (GtkMyFixedClass *klass)
     container_class = (GtkContainerClass*) klass;
     parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
 
     container_class = (GtkContainerClass*) klass;
     parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
 
-    widget_class->map = gtk_myfixed_map;
-    widget_class->realize = gtk_myfixed_realize;
-    widget_class->unrealize = gtk_myfixed_unrealize;
-    widget_class->size_request = gtk_myfixed_size_request;
-    widget_class->size_allocate = gtk_myfixed_size_allocate;
-    widget_class->draw = gtk_myfixed_draw;
-    widget_class->expose_event = gtk_myfixed_expose;
+    widget_class->map = gtk_pizza_map;
+    widget_class->realize = gtk_pizza_realize;
+    widget_class->unrealize = gtk_pizza_unrealize;
+    widget_class->size_request = gtk_pizza_size_request;
+    widget_class->size_allocate = gtk_pizza_size_allocate;
+#ifndef __WXGTK20__
+    widget_class->draw = gtk_pizza_draw;
+#endif
+    widget_class->expose_event = gtk_pizza_expose;
 
 
-    container_class->add = gtk_myfixed_add;
-    container_class->remove = gtk_myfixed_remove;
-    container_class->forall = gtk_myfixed_forall;
+    container_class->add = gtk_pizza_add;
+    container_class->remove = gtk_pizza_remove;
+    container_class->forall = gtk_pizza_forall;
 
 
-    container_class->child_type = gtk_myfixed_child_type;
+    container_class->child_type = gtk_pizza_child_type;
 
 
-    klass->set_scroll_adjustments = gtk_myfixed_scroll_set_adjustments;
+    klass->set_scroll_adjustments = gtk_pizza_scroll_set_adjustments;
 
     widget_class->set_scroll_adjustments_signal =
     gtk_signal_new ("set_scroll_adjustments",
 
     widget_class->set_scroll_adjustments_signal =
     gtk_signal_new ("set_scroll_adjustments",
-                   GTK_RUN_LAST,
-                   object_class->type,
-                   GTK_SIGNAL_OFFSET (GtkMyFixedClass, set_scroll_adjustments),
-                   gtk_marshal_NONE__POINTER_POINTER,
-                   GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
+                    GTK_RUN_LAST,
+#ifdef __WXGTK20__
+                    GTK_CLASS_TYPE(object_class),
+#else
+                    object_class->type,
+#endif
+                    GTK_SIGNAL_OFFSET (GtkPizzaClass, set_scroll_adjustments),
+                    gtk_marshal_NONE__POINTER_POINTER,
+                    GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
 }
 
 static GtkType
 }
 
 static GtkType
-gtk_myfixed_child_type (GtkContainer     *container)
+gtk_pizza_child_type (GtkContainer     *container)
 {
     return GTK_TYPE_WIDGET;
 }
 
 static void
 {
     return GTK_TYPE_WIDGET;
 }
 
 static void
-gtk_myfixed_init (GtkMyFixed *myfixed)
+gtk_pizza_init (GtkPizza *pizza)
 {
 {
-    GTK_WIDGET_UNSET_FLAGS (myfixed, GTK_NO_WINDOW);
-  
-    myfixed->shadow_type = GTK_MYSHADOW_NONE;
+    GTK_WIDGET_UNSET_FLAGS (pizza, GTK_NO_WINDOW);
 
 
-    myfixed->children = NULL;
-    
-    myfixed->width = 20;
-    myfixed->height = 20;
+    pizza->shadow_type = GTK_MYSHADOW_NONE;
+
+    pizza->children = NULL;
 
 
-    myfixed->bin_window = NULL;
+    pizza->width = 20;
+    pizza->height = 20;
 
 
-    myfixed->configure_serial = 0;
-    myfixed->scroll_x = 0;
-    myfixed->scroll_y = 0;
-    myfixed->visibility = GDK_VISIBILITY_PARTIAL;
+    pizza->bin_window = NULL;
+
+    pizza->xoffset = 0;
+    pizza->yoffset = 0;
+
+    pizza->configure_serial = 0;
+    pizza->scroll_x = 0;
+    pizza->scroll_y = 0;
+    pizza->visibility = GDK_VISIBILITY_PARTIAL;
+
+    pizza->clear_on_draw = TRUE;
+    pizza->use_filter = TRUE;
+    pizza->external_expose = FALSE;
 }
 
 GtkWidget*
 }
 
 GtkWidget*
-gtk_myfixed_new ()
+gtk_pizza_new ()
 {
 {
-    GtkMyFixed *myfixed;
+    GtkPizza *pizza;
+
+    pizza = gtk_type_new (gtk_pizza_get_type ());
 
 
-    myfixed = gtk_type_new (gtk_myfixed_get_type ());
-  
-    return GTK_WIDGET (myfixed);
+    return GTK_WIDGET (pizza);
 }
 
 }
 
-void  
-gtk_myfixed_scroll_set_adjustments (GtkMyFixed     *myfixed,
-                                   GtkAdjustment  *hadj,
-                                   GtkAdjustment  *vadj)
+static void
+gtk_pizza_scroll_set_adjustments (GtkPizza     *pizza,
+                                    GtkAdjustment  *hadj,
+                                    GtkAdjustment  *vadj)
 {
    /* We handle scrolling in the wxScrolledWindow, not here. */
 }
 
 {
    /* We handle scrolling in the wxScrolledWindow, not here. */
 }
 
-void 
-gtk_myfixed_set_shadow_type (GtkMyFixed      *myfixed,
-                            GtkMyShadowType  type)
+void
+gtk_pizza_set_shadow_type (GtkPizza        *pizza,
+                           GtkMyShadowType  type)
 {
 {
-    g_return_if_fail (myfixed != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
 
 
-    if ((GtkMyShadowType) myfixed->shadow_type != type)
+    if ((GtkMyShadowType) pizza->shadow_type != type)
     {
     {
-        myfixed->shadow_type = type;
+        pizza->shadow_type = type;
 
 
-        if (GTK_WIDGET_VISIBLE (myfixed))
-       {
-           gtk_widget_size_allocate (GTK_WIDGET (myfixed), &(GTK_WIDGET (myfixed)->allocation));
-           gtk_widget_queue_draw (GTK_WIDGET (myfixed));
-       }
+        if (GTK_WIDGET_VISIBLE (pizza))
+        {
+            gtk_widget_size_allocate (GTK_WIDGET (pizza), &(GTK_WIDGET (pizza)->allocation));
+            gtk_widget_queue_draw (GTK_WIDGET (pizza));
+        }
     }
 }
 
 void
     }
 }
 
 void
-gtk_myfixed_put (GtkMyFixed    *myfixed,
-                 GtkWidget     *widget,
-                 gint         x,
-                 gint         y,
-                gint         width,
-                gint         height)
+gtk_pizza_set_clear (GtkPizza  *pizza,
+                     gboolean   clear)
 {
 {
-    GtkMyFixedChild *child_info;
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
 
 
-    g_return_if_fail (myfixed != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+    pizza->clear_on_draw = clear;
+}
+
+void
+gtk_pizza_set_filter (GtkPizza  *pizza,
+                      gboolean   use)
+{
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
+
+    pizza->use_filter = use;
+}
+
+void
+gtk_pizza_set_external (GtkPizza  *pizza,
+                        gboolean   expose)
+{
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
+
+    pizza->external_expose = expose;
+}
+
+void
+gtk_pizza_put (GtkPizza   *pizza,
+               GtkWidget  *widget,
+               gint        x,
+               gint        y,
+               gint        width,
+               gint        height)
+{
+    GtkPizzaChild *child_info;
+
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
     g_return_if_fail (widget != NULL);
 
     g_return_if_fail (widget != NULL);
 
-    child_info = g_new (GtkMyFixedChild, 1);
-    
+    child_info = g_new (GtkPizzaChild, 1);
+
     child_info->widget = widget;
     child_info->x = x;
     child_info->y = y;
     child_info->width = width;
     child_info->height = height;
     child_info->widget = widget;
     child_info->x = x;
     child_info->y = y;
     child_info->width = width;
     child_info->height = height;
-  
-    myfixed->children = g_list_append (myfixed->children, child_info); 
 
 
-    gtk_widget_set_parent (widget, GTK_WIDGET (myfixed));
+    pizza->children = g_list_append (pizza->children, child_info);
 
 
-    if (GTK_WIDGET_REALIZED (myfixed))
-      gtk_widget_set_parent_window (widget, myfixed->bin_window);
-    
+    gtk_widget_set_parent (widget, GTK_WIDGET (pizza));
+
+    if (GTK_WIDGET_REALIZED (pizza))
+      gtk_widget_set_parent_window (widget, pizza->bin_window);
+
+#ifndef __WXGTK20__ /* FIXME? */
     if (!IS_ONSCREEN (x, y))
        GTK_PRIVATE_SET_FLAG (widget, GTK_IS_OFFSCREEN);
     if (!IS_ONSCREEN (x, y))
        GTK_PRIVATE_SET_FLAG (widget, GTK_IS_OFFSCREEN);
+#endif
 
 
-    if (GTK_WIDGET_REALIZED (myfixed))
+/*
+    if (GTK_WIDGET_REALIZED (pizza))
         gtk_widget_realize (widget);
         gtk_widget_realize (widget);
+*/
 
     gtk_widget_set_usize (widget, width, height);
 
     gtk_widget_set_usize (widget, width, height);
-    
-    if (GTK_WIDGET_VISIBLE (myfixed) && GTK_WIDGET_VISIBLE (widget))
+
+/*
+    if (GTK_WIDGET_VISIBLE (pizza) && GTK_WIDGET_VISIBLE (widget))
     {
     {
-        if (GTK_WIDGET_MAPPED (myfixed))
-           gtk_widget_map (widget);
-      
+        if (GTK_WIDGET_MAPPED (pizza))
+            gtk_widget_map (widget);
+
         gtk_widget_queue_resize (widget);
     }
         gtk_widget_queue_resize (widget);
     }
+*/
 }
 
 void
 }
 
 void
-gtk_myfixed_move (GtkMyFixed    *myfixed,
-                  GtkWidget     *widget,
-                  gint         x,
-                  gint         y)
+gtk_pizza_move (GtkPizza     *pizza,
+                  GtkWidget  *widget,
+                  gint        x,
+                  gint        y)
 {
 {
-    GtkMyFixedChild *child;
+    GtkPizzaChild *child;
     GList *children;
 
     GList *children;
 
-    g_return_if_fail (myfixed != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
     g_return_if_fail (widget != NULL);
 
     g_return_if_fail (widget != NULL);
 
-    children = myfixed->children;
+    children = pizza->children;
     while (children)
     {
         child = children->data;
         children = children->next;
     while (children)
     {
         child = children->data;
         children = children->next;
-      
+
         if (child->widget == widget)
         {
         if (child->widget == widget)
         {
-           if ((child->x == x) && (child->y == y))
-               break;
-           
+            if ((child->x == x) && (child->y == y))
+                break;
+
             child->x = x;
             child->y = y;
             child->x = x;
             child->y = y;
-           
-           if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
-               gtk_widget_queue_resize (widget);
-           break;
-       }
+
+            if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza))
+                gtk_widget_queue_resize (widget);
+            break;
+        }
     }
 }
 
 void
     }
 }
 
 void
-gtk_myfixed_resize (GtkMyFixed     *myfixed,
-                    GtkWidget      *widget,
-                   gint         width,
-                   gint         height)
+gtk_pizza_resize (GtkPizza    *pizza,
+                  GtkWidget   *widget,
+                  gint         width,
+                  gint         height)
 {
 {
-    GtkMyFixedChild *child;
+    GtkPizzaChild *child;
     GList *children;
 
     GList *children;
 
-    g_return_if_fail (myfixed != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
     g_return_if_fail (widget != NULL);
 
     g_return_if_fail (widget != NULL);
 
-    children = myfixed->children;
+    children = pizza->children;
     while (children)
     {
         child = children->data;
         children = children->next;
     while (children)
     {
         child = children->data;
         children = children->next;
-      
+
         if (child->widget == widget)
         {
         if (child->widget == widget)
         {
-           if ((child->width == width) && (child->height == height))
-               break;
-           
+            if ((child->width == width) && (child->height == height))
+                break;
+
             child->width = width;
             child->height = height;
             child->width = width;
             child->height = height;
-           
-           gtk_widget_set_usize (widget, width, height);
-           
-            if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
-               gtk_widget_queue_resize (widget);
-           break;
-       }
+
+            gtk_widget_set_usize (widget, width, height);
+
+            if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza))
+                gtk_widget_queue_resize (widget);
+            break;
+        }
     }
 }
 
 void
     }
 }
 
 void
-gtk_myfixed_set_size (GtkMyFixed    *myfixed,
-                      GtkWidget     *widget,
-                      gint        x,
-                      gint         y,
-                     gint         width,
-                     gint         height)
+gtk_pizza_set_size (GtkPizza   *pizza,
+                    GtkWidget  *widget,
+                    gint        x,
+                    gint        y,
+                    gint        width,
+                    gint        height)
 {
 {
-    GtkMyFixedChild *child;
+    GtkPizzaChild *child;
     GList *children;
     GList *children;
-    GtkAllocation child_allocation;
 
 
-    g_return_if_fail (myfixed != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+    g_return_if_fail (pizza != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (pizza));
     g_return_if_fail (widget != NULL);
 
     g_return_if_fail (widget != NULL);
 
-    children = myfixed->children;
+    children = pizza->children;
     while (children)
     {
         child = children->data;
     while (children)
     {
         child = children->data;
@@ -366,92 +419,125 @@ gtk_myfixed_set_size (GtkMyFixed    *myfixed,
 
         if (child->widget == widget)
         {
 
         if (child->widget == widget)
         {
-           if ((child->x == x) && 
-               (child->y == y) &&
-               (child->width == width) && 
-               (child->height == height)) return;
-         
+            if ((child->x == x) &&
+                (child->y == y) &&
+                (child->width == width) &&
+                (child->height == height)) return;
+
             child->x = x;
             child->y = y;
             child->width = width;
             child->height = height;
             child->x = x;
             child->y = y;
             child->width = width;
             child->height = height;
-           
-           gtk_widget_set_usize (widget, width, height);
-           
-            if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
-               gtk_widget_queue_resize (widget);
-                   
-            break;
+
+            gtk_widget_set_usize (widget, width, height);
+
+            if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza))
+                gtk_widget_queue_resize (widget);
+
+            return;
         }
     }
 }
 
         }
     }
 }
 
+gint
+gtk_pizza_child_resized  (GtkPizza   *pizza,
+                          GtkWidget  *widget)
+{
+    GtkPizzaChild *child;
+    GList *children;
+
+    g_return_val_if_fail (pizza != NULL, FALSE);
+    g_return_val_if_fail (GTK_IS_PIZZA (pizza), FALSE);
+    g_return_val_if_fail (widget != NULL, FALSE);
+
+    children = pizza->children;
+    while (children)
+    {
+        child = children->data;
+        children = children->next;
+
+        if (child->widget == widget)
+        {
+            return ((child->width == widget->allocation.width) &&
+                    (child->height == widget->allocation.height));
+        }
+    }
+
+    return FALSE;
+}
+
 static void
 static void
-gtk_myfixed_map (GtkWidget *widget)
+gtk_pizza_map (GtkWidget *widget)
 {
 {
-    GtkMyFixed *myfixed;
-    GtkMyFixedChild *child;
+    GtkPizza *pizza;
+    GtkPizzaChild *child;
     GList *children;
 
     g_return_if_fail (widget != NULL);
     GList *children;
 
     g_return_if_fail (widget != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (widget));
+    g_return_if_fail (GTK_IS_PIZZA (widget));
 
     GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
 
     GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
-    myfixed = GTK_MYFIXED (widget);
+    pizza = GTK_PIZZA (widget);
 
 
-    children = myfixed->children;
+    children = pizza->children;
     while (children)
     {
         child = children->data;
         children = children->next;
 
     while (children)
     {
         child = children->data;
         children = children->next;
 
-        if ( GTK_WIDGET_VISIBLE (child->widget) && 
-           !GTK_WIDGET_MAPPED (child->widget) &&
-           !GTK_WIDGET_IS_OFFSCREEN (child->widget))
-       {
-           gtk_widget_map (child->widget);
-       }
+        if ( GTK_WIDGET_VISIBLE (child->widget) &&
+            !GTK_WIDGET_MAPPED (child->widget) &&
+#ifdef __WXGTK20__
+            TRUE)
+#else
+            !GTK_WIDGET_IS_OFFSCREEN (child->widget))
+#endif
+        {
+            gtk_widget_map (child->widget);
+        }
     }
     }
-    
+
     gdk_window_show (widget->window);
     gdk_window_show (widget->window);
-    gdk_window_show (myfixed->bin_window);
+    gdk_window_show (pizza->bin_window);
 }
 
 static void
 }
 
 static void
-gtk_myfixed_realize (GtkWidget *widget)
+gtk_pizza_realize (GtkWidget *widget)
 {
 {
-    GtkMyFixed *myfixed;
+    GtkPizza *pizza;
     GdkWindowAttr attributes;
     gint attributes_mask;
     GdkWindowAttr attributes;
     gint attributes_mask;
-    GtkMyFixedChild *child;
+    GtkPizzaChild *child;
     GList *children;
 
     g_return_if_fail (widget != NULL);
     GList *children;
 
     g_return_if_fail (widget != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (widget));
+    g_return_if_fail (GTK_IS_PIZZA (widget));
+
+    pizza = GTK_PIZZA (widget);
 
 
-    myfixed = GTK_MYFIXED (widget);
-  
     GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 
     attributes.window_type = GDK_WINDOW_CHILD;
     GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 
     attributes.window_type = GDK_WINDOW_CHILD;
-  
+
     attributes.x = widget->allocation.x;
     attributes.y = widget->allocation.y;
     attributes.width = widget->allocation.width;
     attributes.height = widget->allocation.height;
 
     attributes.x = widget->allocation.x;
     attributes.y = widget->allocation.y;
     attributes.width = widget->allocation.width;
     attributes.height = widget->allocation.height;
 
-    if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
+#ifndef __WXUNIVERSAL__
+    if (pizza->shadow_type == GTK_MYSHADOW_NONE)
     {
         /* no border, no changes to sizes */
     {
         /* no border, no changes to sizes */
-    } else
-    if (myfixed->shadow_type == GTK_MYSHADOW_THIN)
+    }
+    else if (pizza->shadow_type == GTK_MYSHADOW_THIN)
     {
         /* GTK_MYSHADOW_THIN == wxSIMPLE_BORDER */
         attributes.x += 1;
         attributes.y += 1;
         attributes.width -= 2;
         attributes.height -= 2;
     {
         /* GTK_MYSHADOW_THIN == wxSIMPLE_BORDER */
         attributes.x += 1;
         attributes.y += 1;
         attributes.width -= 2;
         attributes.height -= 2;
-    } else
+    }
+    else
     {
         /* GTK_MYSHADOW_IN == wxSUNKEN_BORDER */
         /* GTK_MYSHADOW_OUT == wxRAISED_BORDER */
     {
         /* GTK_MYSHADOW_IN == wxSUNKEN_BORDER */
         /* GTK_MYSHADOW_OUT == wxRAISED_BORDER */
@@ -460,113 +546,117 @@ gtk_myfixed_realize (GtkWidget *widget)
         attributes.width -= 4;
         attributes.height -= 4;
     }
         attributes.width -= 4;
         attributes.height -= 4;
     }
-    
+#endif /* __WXUNIVERSAL__ */
+
     /* minimal size */
     if (attributes.width < 2) attributes.width = 2;
     if (attributes.height < 2) attributes.height = 2;
     /* minimal size */
     if (attributes.width < 2) attributes.width = 2;
     if (attributes.height < 2) attributes.height = 2;
-    
+
     attributes.wclass = GDK_INPUT_OUTPUT;
     attributes.visual = gtk_widget_get_visual (widget);
     attributes.colormap = gtk_widget_get_colormap (widget);
     attributes.wclass = GDK_INPUT_OUTPUT;
     attributes.visual = gtk_widget_get_visual (widget);
     attributes.colormap = gtk_widget_get_colormap (widget);
-    attributes.event_mask = 
-       GDK_VISIBILITY_NOTIFY_MASK;
+    attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK;
     attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
     attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
-    
-    widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
-                                    &attributes, attributes_mask);
+
+    widget->window = gdk_window_new(gtk_widget_get_parent_window (widget),
+                                     &attributes, attributes_mask);
     gdk_window_set_user_data (widget->window, widget);
 
     attributes.x = 0;
     attributes.y = 0;
     gdk_window_set_user_data (widget->window, widget);
 
     attributes.x = 0;
     attributes.y = 0;
-    
+
     attributes.event_mask = gtk_widget_get_events (widget);
     attributes.event_mask = gtk_widget_get_events (widget);
-    attributes.event_mask |= 
-       GDK_EXPOSURE_MASK       |
-       GDK_POINTER_MOTION_MASK |
-       GDK_POINTER_MOTION_HINT_MASK  |
-       GDK_BUTTON_MOTION_MASK  |
-       GDK_BUTTON1_MOTION_MASK |
-       GDK_BUTTON2_MOTION_MASK |
-       GDK_BUTTON3_MOTION_MASK |
-       GDK_BUTTON_PRESS_MASK   |
-       GDK_BUTTON_RELEASE_MASK |
-       GDK_KEY_PRESS_MASK      |
-       GDK_KEY_RELEASE_MASK    |
-       GDK_ENTER_NOTIFY_MASK   |
-       GDK_LEAVE_NOTIFY_MASK   |
-       GDK_FOCUS_CHANGE_MASK;
-
-    myfixed->bin_window = gdk_window_new (widget->window,
-                                         &attributes, attributes_mask);
-    gdk_window_set_user_data (myfixed->bin_window, widget);
-    
+    attributes.event_mask |= GDK_EXPOSURE_MASK              |
+                             GDK_POINTER_MOTION_MASK        |
+                             GDK_POINTER_MOTION_HINT_MASK   |
+                             GDK_BUTTON_MOTION_MASK         |
+                             GDK_BUTTON1_MOTION_MASK        |
+                             GDK_BUTTON2_MOTION_MASK        |
+                             GDK_BUTTON3_MOTION_MASK        |
+                             GDK_BUTTON_PRESS_MASK          |
+                             GDK_BUTTON_RELEASE_MASK        |
+                             GDK_KEY_PRESS_MASK             |
+                             GDK_KEY_RELEASE_MASK           |
+                             GDK_ENTER_NOTIFY_MASK          |
+                             GDK_LEAVE_NOTIFY_MASK          |
+                             GDK_FOCUS_CHANGE_MASK;
+
+    pizza->bin_window = gdk_window_new(widget->window,
+                                          &attributes, attributes_mask);
+    gdk_window_set_user_data (pizza->bin_window, widget);
+
     widget->style = gtk_style_attach (widget->style, widget->window);
     gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
     widget->style = gtk_style_attach (widget->style, widget->window);
     gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
-    gtk_style_set_background (widget->style, myfixed->bin_window, GTK_STATE_NORMAL);
+    gtk_style_set_background (widget->style, pizza->bin_window, GTK_STATE_NORMAL );
     
     
+/*
+    gdk_window_set_back_pixmap( widget->window, NULL, FALSE );
+    gdk_window_set_back_pixmap( pizza->bin_window, NULL, FALSE );
+*/
+
     /* add filters for intercepting visibility and expose events */
     /* add filters for intercepting visibility and expose events */
-    gdk_window_add_filter (widget->window, gtk_myfixed_main_filter, myfixed);
-    gdk_window_add_filter (myfixed->bin_window, gtk_myfixed_filter, myfixed);
+    gdk_window_add_filter (widget->window, gtk_pizza_main_filter, pizza);
+    gdk_window_add_filter (pizza->bin_window, gtk_pizza_filter, pizza);
 
     /* we NEED gravity or we'll give up */
 
     /* we NEED gravity or we'll give up */
-    gravity_works = gdk_window_set_static_gravities (myfixed->bin_window, TRUE);
+    gravity_works = gdk_window_set_static_gravities (pizza->bin_window, TRUE);
 
     /* cannot be done before realisation */
 
     /* cannot be done before realisation */
-    children = myfixed->children;
+    children = pizza->children;
     while (children)
     {
         child = children->data;
         children = children->next;
 
     while (children)
     {
         child = children->data;
         children = children->next;
 
-        gtk_widget_set_parent_window (child->widget, myfixed->bin_window);
+        gtk_widget_set_parent_window (child->widget, pizza->bin_window);
     }
 }
 
     }
 }
 
-static void 
-gtk_myfixed_unrealize (GtkWidget *widget)
+static void
+gtk_pizza_unrealize (GtkWidget *widget)
 {
 {
-  GtkMyFixed *myfixed;
+    GtkPizza *pizza;
 
 
-  g_return_if_fail (widget != NULL);
-  g_return_if_fail (GTK_IS_MYFIXED (widget));
+    g_return_if_fail (widget != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (widget));
 
 
-  myfixed = GTK_MYFIXED (widget);
+    pizza = GTK_PIZZA (widget);
 
 
-  gdk_window_set_user_data (myfixed->bin_window, NULL);
-  gdk_window_destroy (myfixed->bin_window);
-  myfixed->bin_window = NULL;
+    gdk_window_set_user_data (pizza->bin_window, NULL);
+    gdk_window_destroy (pizza->bin_window);
+    pizza->bin_window = NULL;
 
 
-  if (GTK_WIDGET_CLASS (parent_class)->unrealize)
-    (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
+    if (GTK_WIDGET_CLASS (parent_class)->unrealize)
+       (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
 }
 
 static void
 }
 
 static void
-gtk_myfixed_size_request (GtkWidget      *widget,
-                         GtkRequisition *requisition)
+gtk_pizza_size_request (GtkWidget      *widget,
+                        GtkRequisition *requisition)
 {
 {
-    GtkMyFixed *myfixed;
-    GtkMyFixedChild *child;
+    GtkPizza *pizza;
+    GtkPizzaChild *child;
     GList *children;
     GtkRequisition child_requisition;
     GList *children;
     GtkRequisition child_requisition;
-  
+
     g_return_if_fail (widget != NULL);
     g_return_if_fail (widget != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (widget));
+    g_return_if_fail (GTK_IS_PIZZA (widget));
     g_return_if_fail (requisition != NULL);
 
     g_return_if_fail (requisition != NULL);
 
-    myfixed = GTK_MYFIXED (widget);
-  
-    children = myfixed->children;
+    pizza = GTK_PIZZA (widget);
+
+    children = pizza->children;
     while (children)
     {
         child = children->data;
         children = children->next;
 
         if (GTK_WIDGET_VISIBLE (child->widget))
     while (children)
     {
         child = children->data;
         children = children->next;
 
         if (GTK_WIDGET_VISIBLE (child->widget))
-       {
+        {
             gtk_widget_size_request (child->widget, &child_requisition);
             gtk_widget_size_request (child->widget, &child_requisition);
-       }
+        }
     }
     }
-    
+
     /* request very little, I'm not sure if requesting nothing
        will always have positive effects on stability... */
     requisition->width = 2;
     /* request very little, I'm not sure if requesting nothing
        will always have positive effects on stability... */
     requisition->width = 2;
@@ -574,42 +664,31 @@ gtk_myfixed_size_request (GtkWidget      *widget,
 }
 
 static void
 }
 
 static void
-gtk_myfixed_size_allocate (GtkWidget     *widget,
-                          GtkAllocation *allocation)
+gtk_pizza_size_allocate (GtkWidget     *widget,
+                         GtkAllocation *allocation)
 {
 {
-    GtkMyFixed *myfixed;
+    GtkPizza *pizza;
     gint border;
     gint x,y,w,h;
     gint border;
     gint x,y,w,h;
-    GtkMyFixedChild *child;
-    GtkAllocation child_allocation; 
+    GtkPizzaChild *child;
     GList *children;
 
     g_return_if_fail (widget != NULL);
     GList *children;
 
     g_return_if_fail (widget != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED(widget));
+    g_return_if_fail (GTK_IS_PIZZA(widget));
     g_return_if_fail (allocation != NULL);
 
     g_return_if_fail (allocation != NULL);
 
-    myfixed = GTK_MYFIXED (widget);
-  
-    children = myfixed->children;
-    while (children)
-    {
-        child = children->data;
-        children = children->next;
- 
-        gtk_myfixed_position_child (myfixed, child);
-        gtk_myfixed_allocate_child (myfixed, child);
-    }
-    
+    pizza = GTK_PIZZA (widget);
+
     widget->allocation = *allocation;
     widget->allocation = *allocation;
-    
-    if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
+
+    if (pizza->shadow_type == GTK_MYSHADOW_NONE)
         border = 0;
     else
         border = 0;
     else
-    if (myfixed->shadow_type == GTK_MYSHADOW_THIN)
+    if (pizza->shadow_type == GTK_MYSHADOW_THIN)
         border = 1;
     else
         border = 2;
         border = 1;
     else
         border = 2;
-       
+
     x = allocation->x + border;
     y = allocation->y + border;
     w = allocation->width - border*2;
     x = allocation->x + border;
     y = allocation->y + border;
     w = allocation->width - border*2;
@@ -618,212 +697,179 @@ gtk_myfixed_size_allocate (GtkWidget     *widget,
     if (GTK_WIDGET_REALIZED (widget))
     {
         gdk_window_move_resize( widget->window, x, y, w, h );
     if (GTK_WIDGET_REALIZED (widget))
     {
         gdk_window_move_resize( widget->window, x, y, w, h );
-        gdk_window_move_resize( myfixed->bin_window, 0, 0, w, h );
+        gdk_window_move_resize( pizza->bin_window, 0, 0, w, h );
+    }
+
+    children = pizza->children;
+    while (children)
+    {
+        child = children->data;
+        children = children->next;
+
+        gtk_pizza_position_child (pizza, child);
+        gtk_pizza_allocate_child (pizza, child);
     }
 }
 
     }
 }
 
+#ifndef __WXGTK20__
+
 static void
 static void
-gtk_myfixed_draw (GtkWidget    *widget,
-                 GdkRectangle *area)
+gtk_pizza_draw (GtkWidget    *widget,
+                GdkRectangle *area)
 {
 {
-    GtkMyFixed *myfixed;
-    GtkMyFixedChild *child;
+    GtkPizza *pizza;
+    GtkPizzaChild *child;
     GdkRectangle child_area;
     GList *children;
 
     g_return_if_fail (widget != NULL);
     GdkRectangle child_area;
     GList *children;
 
     g_return_if_fail (widget != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (widget));
+    g_return_if_fail (GTK_IS_PIZZA (widget));
+
+    pizza = GTK_PIZZA (widget);
 
 
-    myfixed = GTK_MYFIXED (widget);
-      
-    children = myfixed->children;
-    if ( !(GTK_WIDGET_APP_PAINTABLE (widget)) )
+    /* Sometimes, We handle all expose events in window.cpp now. */
+    if (pizza->external_expose)
+        return;
+
+    children = pizza->children;
+    if ( !(GTK_WIDGET_APP_PAINTABLE (widget)) &&
+         (pizza->clear_on_draw))
     {
     {
-        gdk_window_clear_area( myfixed->bin_window,
-                               area->x, area->y, area->width, area->height);
+        gdk_window_clear_area( pizza->bin_window,
+                                area->x, area->y, area->width, area->height);
     }
 
     while (children)
     {
     }
 
     while (children)
     {
-       child = children->data;
-       children = children->next;
+        child = children->data;
+        children = children->next;
 
 
-       if (gtk_widget_intersect (child->widget, area, &child_area))
-           gtk_widget_draw (child->widget, &child_area);
+        if (gtk_widget_intersect (child->widget, area, &child_area))
+            gtk_widget_draw (child->widget, &child_area);
     }
 }
 
     }
 }
 
-/*
-static void
-gtk_myfixed_draw_border (GtkMyFixed *myfixed)
-{
-    GtkWidget *widget;
-    
-    widget = GTK_WIDGET(myfixed);
-
-    if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
-        return;
-       
-    if (myfixed->shadow_type == GTK_MYSHADOW_OUT)
-    {
-        gtk_draw_shadow( widget->style,
-                         widget->window,
-                         GTK_STATE_NORMAL,
-                         GTK_SHADOW_OUT,
-                         0, 0,
-                        widget->allocation.width,
-                        widget->allocation.height );
-        return;
-    }
-
-    if (myfixed->shadow_type == GTK_MYSHADOW_IN)
-    {
-        gtk_draw_shadow( widget->style,
-                         widget->window,
-                         GTK_STATE_NORMAL,
-                         GTK_SHADOW_IN,
-                         0, 0,
-                        widget->allocation.width,
-                        widget->allocation.height );
-        return;
-    }
-    
-    if (myfixed->shadow_type == GTK_MYSHADOW_THIN)
-    {
-        GdkGC *gc;
-       gc = gdk_gc_new( widget->window );
-        gdk_gc_set_foreground( gc, &widget->style->black );
-        gdk_draw_rectangle( widget->window, gc, FALSE, 
-                            0, 0, 
-                           widget->allocation.width-1,
-                           widget->allocation.height-1 );
-        gdk_gc_unref( gc );
-        return;
-    }
-}
-*/
+#endif /* __WXGTK20__ */
 
 static gint
 
 static gint
-gtk_myfixed_expose (GtkWidget      *widget,
-                   GdkEventExpose *event)
+gtk_pizza_expose (GtkWidget      *widget,
+                  GdkEventExpose *event)
 {
 {
-    GtkMyFixed *myfixed;
-    GtkMyFixedChild *child;
+    GtkPizza *pizza;
+    GtkPizzaChild *child;
     GdkEventExpose child_event;
     GList *children;
 
     g_return_val_if_fail (widget != NULL, FALSE);
     GdkEventExpose child_event;
     GList *children;
 
     g_return_val_if_fail (widget != NULL, FALSE);
-    g_return_val_if_fail (GTK_IS_MYFIXED (widget), FALSE);
+    g_return_val_if_fail (GTK_IS_PIZZA (widget), FALSE);
     g_return_val_if_fail (event != NULL, FALSE);
 
     g_return_val_if_fail (event != NULL, FALSE);
 
-    myfixed = GTK_MYFIXED (widget);
+    pizza = GTK_PIZZA (widget);
 
 
-/*
-    if (event->window == widget->window)
-    {
-        gtk_myfixed_draw_border( myfixed );
+    /* Sometimes, We handle all expose events in window.cpp now. */
+    if (pizza->external_expose)
         return FALSE;
         return FALSE;
-    }
-*/
 
 
-    if (event->window != myfixed->bin_window)
+    if (event->window != pizza->bin_window)
         return FALSE;
 
         return FALSE;
 
-    children = myfixed->children;
+    children = pizza->children;
     while (children)
     {
     while (children)
     {
-       child = children->data;
-       children = children->next;
+        child = children->data;
+        children = children->next;
 
         child_event = *event;
 
 
         child_event = *event;
 
-       if (GTK_WIDGET_NO_WINDOW (child->widget) &&
-           GTK_WIDGET_DRAWABLE (child->widget) &&
-           gtk_widget_intersect (child->widget, &event->area, &child_event.area))
-       {
-           gtk_widget_event (child->widget, (GdkEvent*) &child_event);
-       }
+        if (GTK_WIDGET_NO_WINDOW (child->widget) &&
+            GTK_WIDGET_DRAWABLE (child->widget) &&
+            gtk_widget_intersect (child->widget, &event->area, &child_event.area))
+        {
+            gtk_widget_event (child->widget, (GdkEvent*) &child_event);
+        }
     }
 
     }
 
-    return FALSE;
+    return TRUE;
 }
 
 static void
 }
 
 static void
-gtk_myfixed_add (GtkContainer *container,
-              GtkWidget    *widget)
+gtk_pizza_add (GtkContainer *container,
+               GtkWidget    *widget)
 {
     g_return_if_fail (container != NULL);
 {
     g_return_if_fail (container != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (container));
+    g_return_if_fail (GTK_IS_PIZZA (container));
     g_return_if_fail (widget != NULL);
 
     g_return_if_fail (widget != NULL);
 
-    gtk_myfixed_put (GTK_MYFIXED (container), widget, 0, 0, 20, 20 );
+    gtk_pizza_put (GTK_PIZZA (container), widget, 0, 0, 20, 20 );
 }
 
 static void
 }
 
 static void
-gtk_myfixed_remove (GtkContainer *container,
-                   GtkWidget    *widget)
+gtk_pizza_remove (GtkContainer *container,
+                  GtkWidget    *widget)
 {
 {
-    GtkMyFixed *myfixed;
-    GtkMyFixedChild *child;
+    GtkPizza *pizza;
+    GtkPizzaChild *child;
     GList *children;
 
     g_return_if_fail (container != NULL);
     GList *children;
 
     g_return_if_fail (container != NULL);
-    g_return_if_fail (GTK_IS_MYFIXED (container));
+    g_return_if_fail (GTK_IS_PIZZA (container));
     g_return_if_fail (widget != NULL);
 
     g_return_if_fail (widget != NULL);
 
-    myfixed = GTK_MYFIXED (container);
+    pizza = GTK_PIZZA (container);
 
 
-    children = myfixed->children;
+    children = pizza->children;
     while (children)
     {
         child = children->data;
 
         if (child->widget == widget)
     while (children)
     {
         child = children->data;
 
         if (child->widget == widget)
-       {
-           gtk_widget_unparent (widget);
+        {
+            gtk_widget_unparent (widget);
 
             /* security checks */
             g_return_if_fail (GTK_IS_WIDGET (widget));
 
             /* security checks */
             g_return_if_fail (GTK_IS_WIDGET (widget));
-  
-           myfixed->children = g_list_remove_link (myfixed->children, children);
-           g_list_free (children);
-           g_free (child);
+
+            pizza->children = g_list_remove_link (pizza->children, children);
+            g_list_free (children);
+            g_free (child);
 
             /* security checks */
 
             /* security checks */
-           g_return_if_fail (GTK_IS_WIDGET (widget));
-    
+            g_return_if_fail (GTK_IS_WIDGET (widget));
+
+#ifndef __WXGTK20__
             GTK_PRIVATE_UNSET_FLAG (widget, GTK_IS_OFFSCREEN);
             GTK_PRIVATE_UNSET_FLAG (widget, GTK_IS_OFFSCREEN);
-           
-           break;
-       }
+#endif
+
+            break;
+        }
 
         children = children->next;
     }
 }
 
 static void
 
         children = children->next;
     }
 }
 
 static void
-gtk_myfixed_forall (GtkContainer *container,
-                  gboolean      include_internals,
-                  GtkCallback   callback,
-                  gpointer      callback_data)
+gtk_pizza_forall (GtkContainer *container,
+                  gboolean      include_internals,
+                  GtkCallback   callback,
+                  gpointer      callback_data)
 {
 {
-  GtkMyFixed *myfixed;
-  GtkMyFixedChild *child;
-  GList *children;
+    GtkPizza *pizza;
+    GtkPizzaChild *child;
+    GList *children;
 
 
-  g_return_if_fail (container != NULL);
-  g_return_if_fail (GTK_IS_MYFIXED (container));
-  g_return_if_fail (callback != NULL);
+    g_return_if_fail (container != NULL);
+    g_return_if_fail (GTK_IS_PIZZA (container));
+    g_return_if_fail (callback != (GtkCallback)NULL);
 
 
-  myfixed = GTK_MYFIXED (container);
+    pizza = GTK_PIZZA (container);
 
 
-  children = myfixed->children;
-  while (children)
+    children = pizza->children;
+    while (children)
     {
     {
-      child = children->data;
-      children = children->next;
+        child = children->data;
+        children = children->next;
 
 
-      (* callback) (child->widget, callback_data);
+        (* callback) (child->widget, callback_data);
     }
 }
 
     }
 }
 
@@ -832,160 +878,170 @@ gtk_myfixed_forall (GtkContainer *container,
  */
 
 static void
  */
 
 static void
-gtk_myfixed_position_child (GtkMyFixed      *myfixed,
-                          GtkMyFixedChild *child)
+gtk_pizza_position_child (GtkPizza      *pizza,
+                          GtkPizzaChild *child)
 {
 {
-  gint x;
-  gint y;
+    gint x;
+    gint y;
 
 
-  x = child->x - myfixed->xoffset;
-  y = child->y - myfixed->yoffset;
+    x = child->x - pizza->xoffset;
+    y = child->y - pizza->yoffset;
 
 
-  if (IS_ONSCREEN (x,y))
+    if (IS_ONSCREEN (x,y))
     {
     {
-      if (GTK_WIDGET_MAPPED (myfixed) &&
-         GTK_WIDGET_VISIBLE (child->widget))
-       {
-         if (!GTK_WIDGET_MAPPED (child->widget))
-           gtk_widget_map (child->widget);
-       }
-
-      if (GTK_WIDGET_IS_OFFSCREEN (child->widget))
-       GTK_PRIVATE_UNSET_FLAG (child->widget, GTK_IS_OFFSCREEN);
+        if (GTK_WIDGET_MAPPED (pizza) &&
+          GTK_WIDGET_VISIBLE (child->widget))
+        {
+            if (!GTK_WIDGET_MAPPED (child->widget))
+                gtk_widget_map (child->widget);
+        }
+
+#ifndef __WXGTK20__
+        if (GTK_WIDGET_IS_OFFSCREEN (child->widget))
+            GTK_PRIVATE_UNSET_FLAG (child->widget, GTK_IS_OFFSCREEN);
+#endif
     }
     }
-  else
+    else
     {
     {
-      if (!GTK_WIDGET_IS_OFFSCREEN (child->widget))
-       GTK_PRIVATE_SET_FLAG (child->widget, GTK_IS_OFFSCREEN);
+#ifndef __WXGTK20__
+        if (!GTK_WIDGET_IS_OFFSCREEN (child->widget))
+            GTK_PRIVATE_SET_FLAG (child->widget, GTK_IS_OFFSCREEN);
+#endif
 
 
-      if (GTK_WIDGET_MAPPED (child->widget))
-       gtk_widget_unmap (child->widget);
+        if (GTK_WIDGET_MAPPED (child->widget))
+            gtk_widget_unmap (child->widget);
     }
 }
 
 static void
     }
 }
 
 static void
-gtk_myfixed_allocate_child (GtkMyFixed      *myfixed,
-                          GtkMyFixedChild *child)
+gtk_pizza_allocate_child (GtkPizza      *pizza,
+                          GtkPizzaChild *child)
 {
 {
-  GtkAllocation allocation;
-  GtkRequisition requisition;
-
-  allocation.x = child->x - myfixed->xoffset;
-  allocation.y = child->y - myfixed->yoffset;
-  gtk_widget_get_child_requisition (child->widget, &requisition);
-  allocation.width = requisition.width;
-  allocation.height = requisition.height;
-  
-  gtk_widget_size_allocate (child->widget, &allocation);
+    GtkAllocation allocation;
+    GtkRequisition requisition;
+
+    allocation.x = child->x - pizza->xoffset;
+    allocation.y = child->y - pizza->yoffset;
+    gtk_widget_get_child_requisition (child->widget, &requisition);
+    allocation.width = requisition.width;
+    allocation.height = requisition.height;
+
+    gtk_widget_size_allocate (child->widget, &allocation);
 }
 
 static void
 }
 
 static void
-gtk_myfixed_position_children (GtkMyFixed *myfixed)
+gtk_pizza_position_children (GtkPizza *pizza)
 {
 {
-  GList *tmp_list;
+    GList *tmp_list;
 
 
-  tmp_list = myfixed->children;
-  while (tmp_list)
+    tmp_list = pizza->children;
+    while (tmp_list)
     {
     {
-      GtkMyFixedChild *child = tmp_list->data;
-      tmp_list = tmp_list->next;
-      
-      gtk_myfixed_position_child (myfixed, child);
+        GtkPizzaChild *child = tmp_list->data;
+        tmp_list = tmp_list->next;
+
+        gtk_pizza_position_child (pizza, child);
     }
 }
 
 static void
     }
 }
 
 static void
-gtk_myfixed_adjust_allocations_recurse (GtkWidget *widget,
-                                      gpointer   cb_data)
+gtk_pizza_adjust_allocations_recurse (GtkWidget *widget,
+                                       gpointer   cb_data)
 {
 {
-  GtkMyFixedAdjData *data = cb_data;
+    GtkPizzaAdjData *data = cb_data;
 
 
-  widget->allocation.x += data->dx;
-  widget->allocation.y += data->dy;
+    widget->allocation.x += data->dx;
+    widget->allocation.y += data->dy;
 
 
-  if (GTK_WIDGET_NO_WINDOW (widget) &&
-      GTK_IS_CONTAINER (widget))
-    gtk_container_forall (GTK_CONTAINER (widget), 
-                         gtk_myfixed_adjust_allocations_recurse,
-                         cb_data);
+    if (GTK_WIDGET_NO_WINDOW (widget) && GTK_IS_CONTAINER (widget))
+    {
+        gtk_container_forall (GTK_CONTAINER (widget),
+                          gtk_pizza_adjust_allocations_recurse,
+                          cb_data);
+    }
 }
 
 static void
 }
 
 static void
-gtk_myfixed_adjust_allocations (GtkMyFixed *myfixed,
-                              gint       dx,
-                              gint       dy)
+gtk_pizza_adjust_allocations (GtkPizza *pizza,
+                               gint       dx,
+                               gint       dy)
 {
 {
-  GList *tmp_list;
-  GtkMyFixedAdjData data;
+    GList *tmp_list;
+    GtkPizzaAdjData data;
 
 
-  data.dx = dx;
-  data.dy = dy;
+    data.dx = dx;
+    data.dy = dy;
 
 
-  tmp_list = myfixed->children;
-  while (tmp_list)
+    tmp_list = pizza->children;
+    while (tmp_list)
     {
     {
-      GtkMyFixedChild *child = tmp_list->data;
-      tmp_list = tmp_list->next;
-      
-      child->widget->allocation.x += dx;
-      child->widget->allocation.y += dy;
-
-      if (GTK_WIDGET_NO_WINDOW (child->widget) &&
-         GTK_IS_CONTAINER (child->widget))
-       gtk_container_forall (GTK_CONTAINER (child->widget), 
-                             gtk_myfixed_adjust_allocations_recurse,
-                             &data);
+        GtkPizzaChild *child = tmp_list->data;
+        tmp_list = tmp_list->next;
+
+        child->widget->allocation.x += dx;
+        child->widget->allocation.y += dy;
+
+        if (GTK_WIDGET_NO_WINDOW (child->widget) &&
+            GTK_IS_CONTAINER (child->widget))
+        {
+            gtk_container_forall (GTK_CONTAINER (child->widget),
+                                  gtk_pizza_adjust_allocations_recurse,
+                                  &data);
+        }
     }
 }
     }
 }
-  
+
 /* Callbacks */
 
 /* Callbacks */
 
+/* unused */
+#if 0
 /* Send a synthetic expose event to the widget
  */
 static void
 /* Send a synthetic expose event to the widget
  */
 static void
-gtk_myfixed_expose_area (GtkMyFixed    *myfixed,
-                       gint x, gint y, gint width, gint height)
+gtk_pizza_expose_area (GtkPizza    *pizza,
+                        gint x, gint y, gint width, gint height)
 {
 {
-  if (myfixed->visibility == GDK_VISIBILITY_UNOBSCURED)
+    if (pizza->visibility == GDK_VISIBILITY_UNOBSCURED)
     {
     {
-      GdkEventExpose event;
-      
-      event.type = GDK_EXPOSE;
-      event.send_event = TRUE;
-      event.window = myfixed->bin_window;
-      event.count = 0;
-      
-      event.area.x = x;
-      event.area.y = y;
-      event.area.width = width;
-      event.area.height = height;
-      
-      gdk_window_ref (event.window);
-      gtk_widget_event (GTK_WIDGET (myfixed), (GdkEvent *)&event);
-      gdk_window_unref (event.window);
+        GdkEventExpose event;
+
+        event.type = GDK_EXPOSE;
+        event.send_event = TRUE;
+        event.window = pizza->bin_window;
+        event.count = 0;
+
+        event.area.x = x;
+        event.area.y = y;
+        event.area.width = width;
+        event.area.height = height;
+
+        gdk_window_ref (event.window);
+        gtk_widget_event (GTK_WIDGET (pizza), (GdkEvent *)&event);
+        gdk_window_unref (event.window);
     }
 }
     }
 }
+#endif /* unused */
 
 /* This function is used to find events to process while scrolling
  */
 
 
 /* This function is used to find events to process while scrolling
  */
 
-static Bool 
-gtk_myfixed_expose_predicate (Display *display, 
-                 XEvent  *xevent, 
-                 XPointer arg)
+static Bool
+gtk_pizza_expose_predicate (Display *display,
+                  XEvent  *xevent,
+                  XPointer arg)
 {
 {
-  if ((xevent->type == Expose) || 
-      ((xevent->xany.window == *(Window *)arg) &&
+    if ((xevent->type == Expose) ||
+       ((xevent->xany.window == *(Window *)arg) &&
        (xevent->type == ConfigureNotify)))
        (xevent->type == ConfigureNotify)))
-    return True;
-  else
-    return False;
+        return True;
+    else
+        return False;
 }
 
 /* This is the main routine to do the scrolling. Scrolling is
  * done by "Guffaw" scrolling, as in the Mozilla XFE, with
  * a few modifications.
 }
 
 /* This is the main routine to do the scrolling. Scrolling is
  * done by "Guffaw" scrolling, as in the Mozilla XFE, with
  * a few modifications.
- * 
+ *
  * The main improvement is that we keep track of whether we
  * are obscured or not. If not, we ignore the generated expose
  * events and instead do the exposes ourself, without having
  * The main improvement is that we keep track of whether we
  * are obscured or not. If not, we ignore the generated expose
  * events and instead do the exposes ourself, without having
@@ -995,170 +1051,138 @@ gtk_myfixed_expose_predicate (Display *display,
  */
 
 void
  */
 
 void
-gtk_myfixed_scroll (GtkMyFixed *myfixed, gint dx, gint dy)
+gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy)
 {
 {
-  GtkWidget *widget;
-  XEvent xevent;
+    GtkWidget *widget;
+    XEvent xevent;
+    XID win;
+
+    gint x,y,w,h,border;
 
 
-  gint x,y,w,h,border;
-  
-  widget = GTK_WIDGET (myfixed);
+    widget = GTK_WIDGET (pizza);
 
 
-  myfixed->xoffset += dx;
-  myfixed->yoffset += dy;
+    pizza->xoffset += dx;
+    pizza->yoffset += dy;
 
 
-  if (!GTK_WIDGET_MAPPED (myfixed))
+    if (!GTK_WIDGET_MAPPED (pizza))
     {
     {
-      gtk_myfixed_position_children (myfixed);
-      return;
+        gtk_pizza_position_children (pizza);
+        return;
     }
 
     }
 
-  gtk_myfixed_adjust_allocations (myfixed, -dx, -dy);
-
-  if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
-    border = 0;
-  else
-  if (myfixed->shadow_type == GTK_MYSHADOW_THIN)
-    border = 1;
-  else
-    border = 2;
-       
-  x = 0;
-  y = 0;
-  w = widget->allocation.width - 2*border;
-  h = widget->allocation.height - 2*border;
-  
-  if (dx > 0)
+    gtk_pizza_adjust_allocations (pizza, -dx, -dy);
+
+    if (pizza->shadow_type == GTK_MYSHADOW_NONE)
+        border = 0;
+    else
+    if (pizza->shadow_type == GTK_MYSHADOW_THIN)
+        border = 1;
+    else
+        border = 2;
+
+    x = 0;
+    y = 0;
+    w = widget->allocation.width - 2*border;
+    h = widget->allocation.height - 2*border;
+
+    if (dx > 0)
     {
     {
-      if (gravity_works)
-       {
-         gdk_window_resize (myfixed->bin_window,
-                            w + dx,
-                            h);
-         gdk_window_move   (myfixed->bin_window, x-dx, y);
-         gdk_window_move_resize (myfixed->bin_window, x, y, w, h );
-       }
-      else
-       {
-         /* FIXME */
-       }
-
-      gtk_myfixed_expose_area (myfixed, 
-                             MAX ((gint)w - dx, 0),
-                             0,
-                             MIN (dx, w),
-                             h);
+        if (gravity_works)
+        {
+          gdk_window_resize (pizza->bin_window,
+                             w + dx,
+                             h);
+          gdk_window_move   (pizza->bin_window, x-dx, y);
+          gdk_window_move_resize (pizza->bin_window, x, y, w, h );
+        }
+        else
+        {
+          /* FIXME */
+        }
     }
     }
-  else if (dx < 0)
+    else if (dx < 0)
     {
     {
-      if (gravity_works)
-       {
-         gdk_window_move_resize (myfixed->bin_window,
-                                 x + dx, 
-                                 y,
-                                 w - dx,
-                                 h);
-         gdk_window_move   (myfixed->bin_window, x, y);
-         gdk_window_resize (myfixed->bin_window, w, h );
-       }
-      else
-       {
-         /* FIXME */
-       }
-
-      gtk_myfixed_expose_area (myfixed,
-                             0,
-                             0,
-                             MIN (-dx, w),
-                             h);
+        if (gravity_works)
+        {
+          gdk_window_move_resize (pizza->bin_window,
+                                  x + dx,
+                                  y,
+                                  w - dx,
+                                  h);
+          gdk_window_move   (pizza->bin_window, x, y);
+          gdk_window_resize (pizza->bin_window, w, h );
+        }
+        else
+        {
+          /* FIXME */
+        }
     }
 
     }
 
-  if (dy > 0)
+    if (dy > 0)
     {
     {
-      if (gravity_works)
-       {
-         gdk_window_resize (myfixed->bin_window, w, h + dy);
-         gdk_window_move   (myfixed->bin_window, x, y-dy);
-         gdk_window_move_resize (myfixed->bin_window,
-                                 x, y, w, h );
-       }
-      else
-       {
-         /* FIXME */
-       }
-
-      gtk_myfixed_expose_area (myfixed, 
-                             0,
-                             MAX ((gint)h - dy, 0),
-                             w,
-                             MIN (dy, h));
+        if (gravity_works)
+        {
+          gdk_window_resize (pizza->bin_window, w, h + dy);
+          gdk_window_move   (pizza->bin_window, x, y-dy);
+          gdk_window_move_resize (pizza->bin_window,
+                                  x, y, w, h );
+        }
+        else
+        {
+          /* FIXME */
+        }
     }
     }
-  else if (dy < 0)
+    else if (dy < 0)
     {
     {
-      if (gravity_works)
-       {
-         gdk_window_move_resize (myfixed->bin_window,
-                                 x, y+dy, w, h - dy );
-         gdk_window_move   (myfixed->bin_window, x, y);
-         gdk_window_resize (myfixed->bin_window, w, h );
-       }
-      else
-       {
-         /* FIXME */
-       }
-      gtk_myfixed_expose_area (myfixed, 
-                             0,
-                             0,
-                             w,
-                             MIN (-dy, (gint)h));
+        if (gravity_works)
+        {
+          gdk_window_move_resize (pizza->bin_window,
+                                  x, y+dy, w, h - dy );
+          gdk_window_move   (pizza->bin_window, x, y);
+          gdk_window_resize (pizza->bin_window, w, h );
+        }
+        else
+        {
+          /* FIXME */
+        }
     }
 
     }
 
-  gtk_myfixed_position_children (myfixed);
-
-  /* We have to make sure that all exposes from this scroll get
-   * processed before we scroll again, or the expose events will
-   * have invalid coordinates.
-   *
-   * We also do expose events for other windows, since otherwise
-   * their updating will fall behind the scrolling 
-   *
-   * This also avoids a problem in pre-1.0 GTK where filters don't
-   * have access to configure events that were compressed.
-   */
-
-  gdk_flush();
-  while (XCheckIfEvent(GDK_WINDOW_XDISPLAY (myfixed->bin_window),
-                      &xevent,
-                      gtk_myfixed_expose_predicate,
-                      (XPointer)&GDK_WINDOW_XWINDOW (myfixed->bin_window)))
+    gtk_pizza_position_children (pizza);
+
+    gdk_flush();
+
+    win = GDK_WINDOW_XWINDOW (pizza->bin_window);
+    while (XCheckIfEvent(GDK_WINDOW_XDISPLAY (pizza->bin_window),
+                         &xevent,
+                         gtk_pizza_expose_predicate,
+                         (XPointer)&win))
     {
     {
-      GdkEvent event;
-      GtkWidget *event_widget;
-
-      if ((xevent.xany.window == GDK_WINDOW_XWINDOW (myfixed->bin_window)) &&
-         (gtk_myfixed_filter (&xevent, &event, myfixed) == GDK_FILTER_REMOVE))
-       continue;
-      
-      if (xevent.type == Expose)
-       {
-         event.expose.window = gdk_window_lookup (xevent.xany.window);
-         gdk_window_get_user_data (event.expose.window, 
-                                   (gpointer *)&event_widget);
-
-         if (event_widget)
-           {
-             event.expose.type = GDK_EXPOSE;
-             event.expose.area.x = xevent.xexpose.x;
-             event.expose.area.y = xevent.xexpose.y;
-             event.expose.area.width = xevent.xexpose.width;
-             event.expose.area.height = xevent.xexpose.height;
-             event.expose.count = xevent.xexpose.count;
-             
-             gdk_window_ref (event.expose.window);
-             gtk_widget_event (event_widget, &event);
-             gdk_window_unref (event.expose.window);
-           }
-       }
+        GdkEvent event;
+        GtkWidget *event_widget;
+
+        if ((xevent.xany.window == GDK_WINDOW_XWINDOW (pizza->bin_window)) )
+            gtk_pizza_filter (&xevent, &event, pizza);
+
+        if (xevent.type == Expose)
+        {
+            event.expose.window = gdk_window_lookup (xevent.xany.window);
+            gdk_window_get_user_data (event.expose.window,
+                                    (gpointer *)&event_widget);
+
+            if (event_widget)
+            {
+                event.expose.type = GDK_EXPOSE;
+                event.expose.area.x = xevent.xexpose.x;
+                event.expose.area.y = xevent.xexpose.y;
+                event.expose.area.width = xevent.xexpose.width;
+                event.expose.area.height = xevent.xexpose.height;
+                event.expose.count = xevent.xexpose.count;
+
+                gdk_window_ref (event.expose.window);
+                gtk_widget_event (event_widget, &event);
+                gdk_window_unref (event.expose.window);
+            }
+        }
     }
 }
 
     }
 }
 
@@ -1172,87 +1196,83 @@ gtk_myfixed_scroll (GtkMyFixed *myfixed, gint dx, gint dy)
  * them or discards them, depending on whether we are obscured
  * or not.
  */
  * them or discards them, depending on whether we are obscured
  * or not.
  */
-static GdkFilterReturn 
-gtk_myfixed_filter (GdkXEvent *gdk_xevent,
-                  GdkEvent  *event,
-                  gpointer   data)
+static GdkFilterReturn
+gtk_pizza_filter (GdkXEvent *gdk_xevent,
+                   GdkEvent  *event,
+                   gpointer   data)
 {
 {
-  XEvent *xevent;
-  GtkMyFixed *myfixed;
+    XEvent *xevent;
+    GtkPizza *pizza;
+
+    xevent = (XEvent *)gdk_xevent;
 
 
-  xevent = (XEvent *)gdk_xevent;
-  myfixed = GTK_MYFIXED (data);
+    pizza = GTK_PIZZA (data);
 
 
-  switch (xevent->type)
+    if (!pizza->use_filter)
+        return GDK_FILTER_CONTINUE;
+
+    switch (xevent->type)
     {
     {
-    case Expose:
-      if (xevent->xexpose.serial == myfixed->configure_serial)
-       {
-         if (myfixed->visibility == GDK_VISIBILITY_UNOBSCURED)
-           return GDK_FILTER_REMOVE;
-         else
-           {
-             xevent->xexpose.x += myfixed->scroll_x;
-             xevent->xexpose.y += myfixed->scroll_y;
-             
-             break;
-           }
-       }
-      break;
-      
-    case ConfigureNotify:
-       if ((xevent->xconfigure.x != 0) || (xevent->xconfigure.y != 0))
-       {
-         myfixed->configure_serial = xevent->xconfigure.serial;
-         myfixed->scroll_x = xevent->xconfigure.x;
-         myfixed->scroll_y = xevent->xconfigure.y;
-       }
-      break;
+        case Expose:
+            if (xevent->xexpose.serial == pizza->configure_serial)
+            {
+                xevent->xexpose.x += pizza->scroll_x;
+                xevent->xexpose.y += pizza->scroll_y;
+            }
+            break;
+
+        case ConfigureNotify:
+            {
+                pizza->configure_serial = xevent->xconfigure.serial;
+                pizza->scroll_x = xevent->xconfigure.x;
+                pizza->scroll_y = xevent->xconfigure.y;
+            }
+            break;
     }
     }
-  
-  return GDK_FILTER_CONTINUE;
+
+    return GDK_FILTER_CONTINUE;
 }
 
 /* Although GDK does have a GDK_VISIBILITY_NOTIFY event,
  * there is no corresponding event in GTK, so we have
  * to get the events from a filter
  */
 }
 
 /* Although GDK does have a GDK_VISIBILITY_NOTIFY event,
  * there is no corresponding event in GTK, so we have
  * to get the events from a filter
  */
-static GdkFilterReturn 
-gtk_myfixed_main_filter (GdkXEvent *gdk_xevent,
-                       GdkEvent  *event,
-                       gpointer   data)
+static GdkFilterReturn
+gtk_pizza_main_filter (GdkXEvent *gdk_xevent,
+                        GdkEvent  *event,
+                        gpointer   data)
 {
 {
-  XEvent *xevent;
-  GtkMyFixed *myfixed;
+    XEvent *xevent;
+    GtkPizza *pizza;
+
+    xevent = (XEvent *)gdk_xevent;
+    pizza = GTK_PIZZA (data);
 
 
-  xevent = (XEvent *)gdk_xevent;
-  myfixed = GTK_MYFIXED (data);
+    if (!pizza->use_filter)
+        return GDK_FILTER_CONTINUE;
 
 
-  if (xevent->type == VisibilityNotify)
+    if (xevent->type == VisibilityNotify)
     {
     {
-      switch (xevent->xvisibility.state)
-       {
-       case VisibilityFullyObscured:
-         myfixed->visibility = GDK_VISIBILITY_FULLY_OBSCURED;
-         break;
-
-       case VisibilityPartiallyObscured:
-         myfixed->visibility = GDK_VISIBILITY_PARTIAL;
-         break;
-
-       case VisibilityUnobscured:
-         myfixed->visibility = GDK_VISIBILITY_UNOBSCURED;
-         break;
-       }
-
-      return GDK_FILTER_REMOVE;
-    }
+        switch (xevent->xvisibility.state)
+        {
+            case VisibilityFullyObscured:
+                pizza->visibility = GDK_VISIBILITY_FULLY_OBSCURED;
+                break;
 
 
-  
-  return GDK_FILTER_CONTINUE;
-}
+            case VisibilityPartiallyObscured:
+                pizza->visibility = GDK_VISIBILITY_PARTIAL;
+                break;
 
 
+            case VisibilityUnobscured:
+                pizza->visibility = GDK_VISIBILITY_UNOBSCURED;
+                break;
+        }
 
 
+        return GDK_FILTER_REMOVE;
+    }
+
+    return GDK_FILTER_CONTINUE;
+}
 
 
 #ifdef __cplusplus
 
 
 #ifdef __cplusplus
wxWidgets (Impactor)