--- a/Makefile.am	Sat Mar 27 13:50:34 2010 +0100
+++ b/Makefile.am	Sat Mar 27 17:12:22 2010 +0100
@@ -1,1 +1,1 @@
-SUBDIRS = clock comment extsay lastmsg
+SUBDIRS = clock comment extsay info_msgcount lastmsg

--- a/configure.ac	Sat Mar 27 13:50:34 2010 +0100
+++ b/configure.ac	Sat Mar 27 17:12:22 2010 +0100
@@ -106,6 +106,10 @@
 AC_ARG_ENABLE(module-extsay,
               AC_HELP_STRING([--enable-module-extsay], [enable module extsay]),
               enable_module_extsay=$enableval)
+AC_ARG_ENABLE(module-info_msgcount,
+              AC_HELP_STRING([--enable-module-info_msgcount],
+                             [enable module info_msgcount]),
+              enable_module_info_msgcount=$enableval)
 AC_ARG_ENABLE(module-lastmsg,
               AC_HELP_STRING([--enable-module-lastmsg], [enable module lastmsg]),
               enable_module_lastmsg=$enableval)
@@ -122,6 +126,10 @@
                [test x"${enable_all_modules}" = x"yes" -o \
                      x"${enable_module_extsay}" = x"yes"])
 
+AM_CONDITIONAL([INSTALL_MODULE_INFO_MSGCOUNT],
+               [test x"${enable_all_modules}" = x"yes" -o \
+                     x"${enable_module_info_msgcount}" = x"yes"])
+
 AM_CONDITIONAL([INSTALL_MODULE_LASTMSG],
                [test x"${enable_all_modules}" = x"yes" -o \
                      x"${enable_module_lastmsg}" = x"yes"])
@@ -129,6 +137,7 @@
 AC_CONFIG_FILES([clock/Makefile
                  comment/Makefile
                  extsay/Makefile
+                 info_msgcount/Makefile
                  lastmsg/Makefile
                  Makefile])
 AC_OUTPUT

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/info_msgcount/Makefile.am	Sat Mar 27 17:12:22 2010 +0100
@@ -0,0 +1,11 @@
+
+if INSTALL_MODULE_INFO_MSGCOUNT
+
+pkglib_LTLIBRARIES = libinfo_msgcount.la
+libinfo_msgcount_la_SOURCES = info_msgcount.c
+libinfo_msgcount_la_LDFLAGS = -module -avoid-version -shared
+
+LDADD = $(GLIB_LIBS) $(MCABBER_LIBS)
+AM_CPPFLAGS = -I$(top_srcdir) $(GLIB_CFLAGS) $(MCABBER_CFLAGS)
+
+endif

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/info_msgcount/info_msgcount.c	Sat Mar 27 17:12:22 2010 +0100
@@ -0,0 +1,110 @@
+/*
+ *  Module "info_msgcount"  -- Show number of unread buffers in status bar
+ *
+ *  This module relies on the "info" option to display the number of
+ *  unread messages in the status bar...
+ *
+ * Copyright (C) 2010 Mikael Berthe <mikael@lilotux.net>
+ *
+ * This module is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <mcabber/modules.h>
+#include <mcabber/settings.h>
+#include <mcabber/screen.h>
+#include <mcabber/hooks.h>
+
+static void info_msgcount_init(void);
+static void info_msgcount_uninit(void);
+
+/* Module description */
+module_info_t info_info_msgcount = {
+        .branch         = MCABBER_BRANCH,
+        .api            = MCABBER_API_VERSION,
+        .version        = "0.01",
+        .description    = "Show unread message count in the status bar",
+        .requires       = NULL,
+        .init           = info_msgcount_init,
+        .uninit         = info_msgcount_uninit,
+        .next           = NULL,
+};
+
+// Hook handler id
+static guint unread_list_hid;
+
+static gchar *backup_info;
+
+// Event handler for HOOK_UNREAD_LIST_CHANGE events
+static guint unread_list_hh(const gchar *hookname, hk_arg_t *args,
+                            gpointer userdata)
+{
+  static gchar buf[128];
+  guint all_unread = 0;
+  guint muc_unread = 0;
+  guint muc_attention = 0;
+  guint unread; // private message count
+
+  // Note: We can add "attention" string later, but it isn't used
+  // yet in mcabber...
+  for ( ; args->name; args++) {
+    if (!g_strcmp0(args->name, "unread")) {
+      all_unread = atoi(args->value);
+    } else if (!g_strcmp0(args->name, "muc_unread")) {
+      muc_unread = atoi(args->value);
+    } else if (!g_strcmp0(args->name, "muc_attention")) {
+      muc_attention = atoi(args->value);
+    }
+  }
+
+  // Let's not count the MUC unread buffers that don't have the attention
+  // flag (that is, MUC buffer that have no highlighted messages).
+  unread = all_unread - (muc_unread - muc_attention);
+
+  // Update the status bar
+  snprintf(buf, sizeof(buf), "(%d/%d) ", unread, all_unread);
+  settings_set(SETTINGS_TYPE_OPTION, "info", buf);
+  scr_update_chat_status(TRUE);
+
+  return HOOK_HANDLER_RESULT_ALLOW_MORE_HANDLERS;
+}
+
+// Initialization
+static void info_msgcount_init(void)
+{
+  // Backup info option, set default initial string
+  backup_info = g_strdup(settings_opt_get("info"));
+  settings_set(SETTINGS_TYPE_OPTION, "info", "(...)");
+  scr_update_chat_status(TRUE);
+
+  // Add hook handler for unread message data
+  unread_list_hid = hk_add_handler(unread_list_hh, HOOK_UNREAD_LIST_CHANGE,
+                                   G_PRIORITY_DEFAULT_IDLE, NULL);
+}
+
+// Uninitialization
+static void info_msgcount_uninit(void)
+{
+  // Unregister handler
+  hk_del_handler(HOOK_UNREAD_LIST_CHANGE, unread_list_hid);
+
+  // Restore initial info option value
+  settings_set(SETTINGS_TYPE_OPTION, "info", backup_info);
+  g_free(backup_info);
+  backup_info = NULL;
+  scr_update_chat_status(TRUE);
+}
+
+/* vim: set et cindent cinoptions=>2\:2(0 ts=2 sw=2:  For Vim users... */