From a44a417b087ec99f18a51607ca0bb39ddd66fb43 Mon Sep 17 00:00:00 2001
From: Jose Antonio Ortega Ruiz <jao@gnu.org>
Date: Sun, 16 Mar 2008 14:39:05 +0100
Subject: Compatibility with GTK+ 2.10

---
 configure.in          |  2 +-
 mixgtk/mixgtk_mixvm.c | 18 +++++++++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/configure.in b/configure.in
index ddb74f3..a7e8f59 100644
--- a/configure.in
+++ b/configure.in
@@ -123,7 +123,7 @@ esac],[gui=true])
 
 dnl Check for gtk+
 if test x$gui = xtrue; then
-PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.12.0 libglade-2.0 >= 2.0.0 pango >= 1.4,
+PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.10.0 libglade-2.0 >= 2.0.0 pango >= 1.4,
                   [LIBS="$LIBS $GTK_LIBS" AM_CFLAGS="$AM_CFLAGS $GTK_CFLAGS"],
                   [AC_MSG_WARN(Cannot find GTK+/Glade/Pango: the GUI shall not be built)
                   gui=false])
diff --git a/mixgtk/mixgtk_mixvm.c b/mixgtk/mixgtk_mixvm.c
index d0ccc05..268bc25 100644
--- a/mixgtk/mixgtk_mixvm.c
+++ b/mixgtk/mixgtk_mixvm.c
@@ -45,6 +45,12 @@ static GtkLabel *progtime_;
 static GtkLabel *uptime_;
 static mix_vm_t *vm_;
 
+#define HAVE_OLD_GTK !GTK_CHECK_VERSION(2, 12, 0)
+
+#if HAVE_OLD_GTK
+static GtkTooltips *tips_ = NULL;
+#endif
+
 
 /* Static function prototypes */
 static void init_goto_ (void);
@@ -69,6 +75,10 @@ mixgtk_mixvm_init (mix_vm_t *vm)
 
   vm_ = vm;
 
+#if HAVE_OLD_GTK
+  if (!tips_) tips_ = gtk_tooltips_new ();
+#endif
+
   for (k = 0; k < REGISTER_NO_; ++k)
     {
       reg_entries_[k] =
@@ -404,9 +414,15 @@ update_register_ (mixgtk_widget_id_t reg)
   gtk_entry_set_text (reg_entries_[reg - MIXGTK_WIDGET_rA], BUFFER);
   g_snprintf (BUFFER, 20, "%s%ld", mix_word_is_negative (tipval)? "-" : "",
               mix_word_magnitude (tipval));
+
+#if HAVE_OLD_GTK
+  gtk_tooltips_set_tip (tips_,
+  			GTK_WIDGET (reg_entries_[reg - MIXGTK_WIDGET_rA]),
+                        BUFFER, NULL);
+#else
   gtk_widget_set_tooltip_text (
     GTK_WIDGET (reg_entries_[reg - MIXGTK_WIDGET_rA]), BUFFER);
-
+#endif
 }
 
 
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