--- uim-1.8.9/configure.ac.orig	2022-08-19 02:18:18.000000000 +0200
+++ uim-1.8.9/configure.ac	2023-01-31 17:04:41.616929265 +0100
@@ -874,7 +874,7 @@ AC_ARG_ENABLE(gnome3-applet,
   [enable_gnome3_applet=yes])
 
 if test "x$enable_gnome3_applet" != xno; then
-  PKG_CHECK_MODULES(GNOME3_APPLET, libpanel-applet,
+  PKG_CHECK_MODULES(GNOME3_APPLET, libgnome-panel,
                     enable_gnome3_applet=yes, enable_gnome3_applet=no)
 fi
 
@@ -883,7 +883,7 @@ AM_CONDITIONAL(GNOME3_APPLET, test "x$en
 if test "x$enable_gnome3_applet" = xyes; then
   AC_ARG_WITH([libpanel-applet-dir], [], [LIBPANEL_APPLET_DIR=$withval], [LIBPANEL_APPLET_DIR=""])
   if test "$LIBPANEL_APPLET_DIR" = ""; then
-    LIBPANEL_APPLET_DIR=`$PKG_CONFIG --variable=libpanel_applet_dir libpanel-applet`
+    LIBPANEL_APPLET_DIR=`$PKG_CONFIG --variable=modulesdir libgnome-panel`
   fi
   AC_SUBST(LIBPANEL_APPLET_DIR)
 fi
--- uim-1.8.8/gtk3/toolbar/applet-gnome3.c.orig	2017-08-14 02:07:26.000000000 +0200
+++ uim-1.8.8/gtk3/toolbar/applet-gnome3.c	2020-10-18 09:54:01.329023695 +0200
@@ -38,11 +38,23 @@
 #include <stdlib.h>
 #include <string.h>
 #include <locale.h>
-#include <panel-applet.h>
+#include <libgnome-panel/gp-applet.h>
+#include <libgnome-panel/gp-module.h>
 #include <uim/uim.h>
 #include <uim/gettext.h>
 
-PanelApplet *uimapplet;
+G_BEGIN_DECLS
+#define UIM_TYPE_APPLET uim_applet_get_type()
+G_DECLARE_FINAL_TYPE (UimApplet, uim_applet, UIM, APPLET, GpApplet)
+G_END_DECLS
+
+struct _UimApplet
+{
+  GpApplet parent;
+  GtkWidget *toolbar;
+};
+
+G_DEFINE_TYPE (UimApplet, uim_applet, GP_TYPE_APPLET)
 
 static void exec_switcher(GSimpleAction *action, GVariant *parameter, gpointer data);
 static void exec_pref(GSimpleAction *action, GVariant *parameter, gpointer data);
@@ -62,7 +74,8 @@
   { "pad", exec_pad },
   { "hand", exec_hand },
   { "help", exec_help },
-  { "about", display_about_dialog }
+  { "about", display_about_dialog },
+  { NULL }
 };
 
 static void
@@ -128,47 +141,60 @@
   }
 }
 
-static gboolean
-uim_applet_new(PanelApplet *applet, const gchar *iid, gpointer data)
+static void
+uim_applet_init(UimApplet *uim_applet)
 {
-  GtkWidget *toolbar;
-  GSimpleActionGroup *action_group;
   gchar *ui_path;
-  
-  uimapplet = applet;
-
-  if (strcmp(iid, "UimApplet") != 0)
-    return FALSE;
-
-  uim_init();
-
-  toolbar = (GtkWidget*)uim_toolbar_applet_new();
 
-  gtk_container_add(GTK_CONTAINER(applet), toolbar);
+  uim_applet->toolbar = (GtkWidget*)uim_toolbar_applet_new();
 
-  gtk_widget_show_all(GTK_WIDGET(applet));
+  gtk_container_add(GTK_CONTAINER(uim_applet), uim_applet->toolbar);
 
-  action_group = g_simple_action_group_new();
-  g_action_map_add_action_entries(G_ACTION_MAP (action_group), uim_menu_actions,
-      G_N_ELEMENTS(uim_menu_actions), toolbar);
+  gtk_widget_show_all(GTK_WIDGET(uim_applet->toolbar));
 
   ui_path = g_build_filename (UIM_UIDATADIR, "uim-applet-menu.xml", NULL);
-  panel_applet_setup_menu_from_file(applet, ui_path, action_group, GETTEXT_PACKAGE);
+  gp_applet_setup_menu_from_resource(GP_APPLET(uim_applet), ui_path, uim_menu_actions);
   g_free(ui_path);
+}
 
-  gtk_widget_insert_action_group (GTK_WIDGET (applet), "uim",
-                                  G_ACTION_GROUP (action_group));
-#if LIBPANEL_APPLET_HAVE_SET_BACKGROUND_WIDGET
-  panel_applet_set_background_widget(applet, GTK_WIDGET(applet));
-#endif
-  g_object_unref(action_group);
-
-  return TRUE;
+static void
+uim_applet_class_init(UimAppletClass *uim_applet_class)
+{
 }
 
+static GpAppletInfo *
+uim_get_applet_info (const gchar *id)
+{
+  const gchar *name;
+  const gchar *description;
+  const gchar *icon;
+  GpAppletInfo *info;
 
+  name = _("Input Method Indicator");
+  description = _("Indicates and controls the state of input method (for uim)");
+  icon = UIM_PIXMAPSDIR "/uim-icon.png";
+  info = gp_applet_info_new (uim_applet_get_type, name, description, icon);
+  return info;
+}
 
-PANEL_APPLET_IN_PROCESS_FACTORY("UimAppletFactory",
-                            PANEL_TYPE_APPLET,
-                            (PanelAppletFactoryCallback)uim_applet_new,
-                            NULL)
+static const char *
+uim_get_applet_id_from_iid (const gchar *iid)
+{
+  if (g_strcmp0 (iid, "UimApplet") == 0)
+    return "uim";
+  return NULL;
+}
+
+void gp_module_load (GpModule *module)
+{
+  uim_init();
+  bindtextdomain(PACKAGE, LOCALEDIR);
+  bind_textdomain_codeset(PACKAGE, "UTF-8");
+  gp_module_set_gettext_domain(module, GETTEXT_PACKAGE);
+  gp_module_set_abi_version (module, GP_MODULE_ABI_VERSION);
+  gp_module_set_id (module, "uim");
+  gp_module_set_version (module, PACKAGE_VERSION);
+  gp_module_set_applet_ids (module, "uim", NULL);
+  gp_module_set_get_applet_info (module, uim_get_applet_info);
+  gp_module_set_compatibility (module, uim_get_applet_id_from_iid);
+}
--- uim-1.8.8/gtk3/toolbar/uim-applet-menu.xml.orig	2015-06-09 12:13:54.000000000 +0200
+++ uim-1.8.8/gtk3/toolbar/uim-applet-menu.xml	2020-10-18 09:55:08.851991225 +0200
@@ -1,3 +1,5 @@
+<interface>
+<menu id="uim-menu">
 <section>
   <item>
     <attribute name="label" translatable="yes">Switch input method</attribute>
@@ -28,3 +30,5 @@
     <attribute name="action">uim.about</attribute>
   </item>
 </section>
+</menu>
+</interface>
--- uim-1.8.9/gtk3/toolbar/Makefile.am.orig	2023-01-31 07:05:10.013442140 +0100
+++ uim-1.8.9/gtk3/toolbar/Makefile.am	2023-01-31 17:07:05.979481235 +0100
@@ -4,46 +4,27 @@ EXTRA_DIST = UimApplet.panel-applet.in.i
 if GNOME3_APPLET
 helper_defs = -DUIM_DATADIR=\""$(datadir)/@PACKAGE@"\"
 
-uim_toolbar_applet_gnome3_libdir = $(pkglibdir)
-uim_toolbar_applet_gnome3_lib_LTLIBRARIES = libuim-toolbar-applet-gnome3.la
+uim_toolbar_applet_gnome3_libdir = $(LIBPANEL_APPLET_DIR)
+uim_toolbar_applet_gnome3_lib_LTLIBRARIES = uim.la
 
 xmluidir = $(pkgdatadir)/ui
 xmlui_DATA = uim-applet-menu.xml
 
-libuim_toolbar_applet_gnome3_la_LIBADD = @GTK3_LIBS@ @GNOME3_APPLET_LIBS@ \
+uim_la_LIBADD = @GTK3_LIBS@ @GNOME3_APPLET_LIBS@ \
 			   $(top_builddir)/uim/libuim-scm.la \
 			   $(top_builddir)/uim/libuim.la \
 			   $(top_builddir)/uim/libuim-custom.la
-libuim_toolbar_applet_gnome3_la_CPPFLAGS = \
+uim_la_CPPFLAGS = \
 			   -DUIM_UIDATADIR="\"${xmluidir}\"" \
 			   $(helper_defs) -I$(top_srcdir) -I$(top_builddir)
-libuim_toolbar_applet_gnome3_la_LDFLAGS = \
+uim_la_LDFLAGS = \
 			   -module -avoid-version
 
-libuim_toolbar_applet_gnome3_la_CFLAGS = @GTK3_CFLAGS@ @GNOME3_APPLET_CFLAGS@
+uim_la_CFLAGS = @GTK3_CFLAGS@ @GNOME3_APPLET_CFLAGS@
 
-libuim_toolbar_applet_gnome3_la_SOURCES = applet-gnome3.c \
+uim_la_SOURCES = applet-gnome3.c \
 			       ../../gtk2/toolbar/common-gtk.c
 
-APPLET_LOCATION = $(pkglibdir)/libuim-toolbar-applet-gnome3.so
-
-appletdir = $(LIBPANEL_APPLET_DIR)
-applet_DATA = UimApplet.panel-applet
-applet_in_files = $(applet_DATA:=.in)
-applet_in_in_files = $(applet_in_files:=.in)
-
-$(applet_in_files): $(applet_in_in_files) Makefile
-	$(SED) s,@APPLET_LOCATION@,$(APPLET_LOCATION),g <$< >$@.tmp
-	$(SED) s,@UIM_PIXMAPSDIR@,$(uim_pixmapsdir),g <$@.tmp >$@
-
-if USE_NLS
-  po_files = $(wildcard $(top_srcdir)/po/*.po)
-  $(applet_DATA): $(applet_in_files) $(INTLTOOL_MERGE) $(po_files) ;\
-    LC_ALL=C $(INTLTOOL_MERGE) -d -u -c $(top_builddir)/po/.intltool-merge-cache $(top_srcdir)/po $< $@
-else
-  $(applet_DATA): $(applet_in_files) ; cp $< $@
-endif
-
 DISTCLEANFILES = UimApplet.panel-applet.in UimApplet.panel-applet \
 		 UimApplet.panel-applet.in.tmp
 endif