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diff -NaurBb gtk+-2.6.10.old/gtk/Makefile.am gtk+-2.6.10/gtk/Makefile.am
--- gtk+-2.6.10.old/gtk/Makefile.am 2005-08-18 16:10:56.000000000 +0200
+++ gtk+-2.6.10/gtk/Makefile.am 2005-12-29 01:23:52.000000000 +0100
@@ -520,6 +520,7 @@
gtkwidget.c \
gtkwindow-decorate.c \
gtkwindow.c \
+ gpe-what.c \
xembed.h
if OS_UNIX
diff -NaurBb gtk+-2.6.10.old/gtk/gpe-what.c gtk+-2.6.10/gtk/gpe-what.c
--- gtk+-2.6.10.old/gtk/gpe-what.c 1970-01-01 01:00:00.000000000 +0100
+++ gtk+-2.6.10/gtk/gpe-what.c 2005-12-29 00:59:26.000000000 +0100
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2002, 2003 Philip Blundell <philb@gnu.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include <X11/Xlib.h>
+#include <X11/Xatom.h>
+
+#ifdef GDK_WINDOWING_X11
+#error X11 required
+#endif
+
+#include "gtkwidget.h"
+#include "gtktooltips.h"
+#include "x11/gdkx.h"
+#include "config.h"
+
+#include <libintl.h>
+
+#define _(x) dgettext(GETTEXT_PACKAGE, x)
+
+static GdkAtom help_atom;
+static gboolean gpe_what_initialised;
+
+static GSList *widgets;
+
+static void
+send_text (Display *dpy, Window w, char *text)
+{
+ Atom help_xatom = gdk_x11_atom_to_xatom (help_atom);
+
+ gdk_error_trap_push ();
+
+ XChangeProperty (dpy, w, help_xatom, XA_STRING, 8, PropModeReplace, text, strlen (text));
+
+ XFlush (dpy);
+
+ gdk_error_trap_pop ();
+}
+
+static GdkFilterReturn
+filter_func (GdkXEvent *xev, GdkEvent *ev, gpointer p)
+{
+ XClientMessageEvent *xc = (XClientMessageEvent *)xev;
+ GSList *list;
+ Window sender = xc->data.l[0];
+
+ for (list = widgets; list; list = list->next)
+ {
+ GtkWidget *widget = GTK_WIDGET (list->data);
+ int x = xc->data.l[1], y = xc->data.l[2];
+ int ax, ay;
+
+ if (!GTK_WIDGET_DRAWABLE (widget)) continue;
+
+ if (GTK_WIDGET_NO_WINDOW (widget))
+ {
+ ax = widget->allocation.x;
+ ay = widget->allocation.y;
+ }
+ else
+ {
+ ax = 0;
+ ay = 0;
+ }
+
+ if (widget->window == ev->any.window
+ && x >= ax && x < ax + widget->allocation.width
+ && y >= ay && y < ay + widget->allocation.height)
+ {
+ GtkTooltipsData *data = gtk_tooltips_data_get (widget);
+ if (data)
+ {
+ send_text (GDK_WINDOW_XDISPLAY (widget->window), sender,
+ data->tip_private ? data->tip_private : data->tip_text);
+ return GDK_FILTER_CONTINUE;
+ }
+ }
+ }
+
+ send_text (GDK_WINDOW_XDISPLAY (ev->any.window), sender, _("No help available."));
+
+ return GDK_FILTER_CONTINUE;
+}
+
+void
+gpe_what_mark_widget (GtkWidget *widget)
+{
+ if (!gpe_what_initialised)
+ {
+ help_atom = gdk_atom_intern ("_GPE_INTERACTIVE_HELP", FALSE);
+
+ gdk_add_client_message_filter (help_atom, filter_func, NULL);
+
+ gpe_what_initialised = TRUE;
+ }
+
+ if (widget->window)
+ {
+ widgets = g_slist_prepend (widgets, widget);
+
+ gdk_property_change (widget->window,
+ help_atom,
+ help_atom,
+ 8,
+ GDK_PROP_MODE_REPLACE,
+ NULL,
+ 0);
+ }
+ else
+ abort ();
+}
diff -NaurBb gtk+-2.6.10.old/gtk/gtkwidget.c gtk+-2.6.10/gtk/gtkwidget.c
--- gtk+-2.6.10.old/gtk/gtkwidget.c 2005-08-18 16:10:59.000000000 +0200
+++ gtk+-2.6.10/gtk/gtkwidget.c 2005-12-29 00:59:26.000000000 +0100
@@ -2285,6 +2285,9 @@
g_signal_emit (widget, widget_signals[REALIZE], 0);
+ extern void gpe_what_mark_widget (GtkWidget *widget);
+ gpe_what_mark_widget (widget);
+
if (GTK_WIDGET_HAS_SHAPE_MASK (widget))
{
shape_info = g_object_get_qdata (G_OBJECT (widget), quark_shape_info);
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