diff --git a/SuSEconfig.gtk2 b/SuSEconfig.gtk2
index 7ef2044..48adb28 100644
--- a/SuSEconfig.gtk2
+++ b/SuSEconfig.gtk2
@@ -17,23 +17,6 @@ fi
 
 test -n "$ROOT" && exit 0
 
-# do we need to check for loaders? only on RPM Update or new installation
-if test -f /var/adm/SuSEconfig/run-gtk ; then
-
-    test -d /etc/gtk-2.0 || mkdir /etc/gtk-2.0
-
-    if [ -x $r/usr/bin/gtk-query-immodules-2.0 ] ; then
-	/usr/bin/gtk-query-immodules-2.0 > /etc/gtk-2.0/gtk.immodules
-    fi
-
-    if [ -x $r/usr/bin/gtk-query-immodules-2.0-64 ] ; then
-	/usr/bin/gtk-query-immodules-2.0-64 > /etc/gtk-2.0/gtk64.immodules
-    fi
-
-    rm /var/adm/SuSEconfig/run-gtk
-
-fi
-
 # Remove all old icon cache files to prevent keeping of empty
 # directories with icon-theme.cache after removing themes.
 if test -f $r/var/cache/gtk-2.0/icon-theme.cache-list ; then
diff --git a/gtk2.changes b/gtk2.changes
index 17369d4..f16abae 100644
--- a/gtk2.changes
+++ b/gtk2.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Wed Aug 25 12:09:21 CEST 2010 - vuntz@opensuse.org
+
+- Add RPM macros (macros.gtk2) to make it easier to handle
+  installation of a GTK+ 2 IM module.
+- Update SuSEconfig.gtk2 to stop handling the update of the IM
+  module cache.
+- Do not touch var/adm/SuSEconfig/run-gtk in %post anymore.
+
 -------------------------------------------------------------------
 Tue Aug 17 11:07:28 CEST 2010 - dimstar@opensuse.org
 
diff --git a/gtk2.spec b/gtk2.spec
index 255fe58..162aa6d 100644
--- a/gtk2.spec
+++ b/gtk2.spec
@@ -32,6 +32,7 @@ Source1:        SuSEconfig.gtk2
 Source2:        README.SuSE
 Source3:        gtkrc
 Source4:        baselibs.conf
+Source5:        macros.gtk2
 # PATCH-FIX-OPENSUSE gtk64.patch sbrabec@novell.com - 64-bit dual install.  See also the Fedora patch for a simpler way of doing this.
 Patch8:         gtk64.patch
 # PATCH-FEATURE-UPSTREAM bugzilla-129753-gtk+-2.8.9-localize-font-style-name.diff bnc129753 bgo319484 mfabian@novell.com - Translate the font styles in the GUI
@@ -208,15 +209,15 @@ mv $RPM_BUILD_ROOT%{_bindir}/gtk-query-immodules-2.0\
 mv $RPM_BUILD_ROOT%{_sysconfdir}/gtk-2.0/gtk.immodules\
  $RPM_BUILD_ROOT%{_sysconfdir}/gtk-2.0/gtk64.immodules
 %endif
+# Install rpm macros
+mkdir -p %{buildroot}%{_sysconfdir}/rpm
+cp %{S:5} %{buildroot}%{_sysconfdir}/rpm
 %fdupes $RPM_BUILD_ROOT
 
 %clean
 rm -rf $RPM_BUILD_ROOT
 
-%post
-/sbin/ldconfig
-test -d var/adm/SuSEconfig/ || mkdir -p var/adm/SuSEconfig/
-touch var/adm/SuSEconfig/run-gtk
+%post -p /sbin/ldconfig
 
 %preun
 # Remove all old icon cache files created by SuSEconfig.gtk2.
@@ -282,5 +283,6 @@ fi
 %{_libdir}/pkgconfig/*.pc
 %doc %{_mandir}/man*/*
 %doc %{_datadir}/gtk-doc/html/*
+%{_sysconfdir}/rpm/macros.gtk2
 
 %changelog
diff --git a/macros.gtk2 b/macros.gtk2
new file mode 100644
index 0000000..3a68350
--- /dev/null
+++ b/macros.gtk2
@@ -0,0 +1,35 @@
+# RPM macros for packages installing a GTK+ IM module
+#
+###
+#
+# When a package installs a GTK+ IM module, it should use all
+# three macros:
+#
+#  - %gtk2_immodule_requires in the preamble
+#  - %gtk2_immodule_post in %post
+#  - %gtk2_immodule_postun in %postun
+#
+###
+
+%gtk2_immodule_requires                                                 \
+Requires(post): gtk2                                                    \
+Requires(postun): gtk2
+
+# On install, update the cache
+%gtk2_immodule_post                                                     \
+%if "%_lib" == "lib64"                                                  \
+  %{_bindir}/gtk-query-immodules-2.0-64 > {_sysconfdir}/gtk.immodules   \
+%else                                                                   \
+  %{_bindir}/gtk-query-immodules-2.0 > {_sysconfdir}/gtk64.immodules    \
+%endif
+
+# On uninstall, update the cache. Note: we ignore upgrades (already
+# handled in %post of the new package).
+%gtk2_immodule_postun                                                   \
+if [ $1 -eq 0 ]; then                                                   \
+  %if "%_lib" == "lib64"                                                \
+    %{_bindir}/gtk-query-immodules-2.0-64 > {_sysconfdir}/gtk.immodules \
+  %else                                                                 \
+    %{_bindir}/gtk-query-immodules-2.0 > {_sysconfdir}/gtk64.immodules  \
+  %endif                                                                \
+fi