--- a/mcabber/src/screen.c	Mon Sep 10 21:56:50 2007 +0200
+++ b/mcabber/src/screen.c	Thu Sep 13 20:05:21 2007 +0200
@@ -2092,7 +2092,7 @@
   // We should rebuild the buddylist but not everytime
   // Here we check if we were locking a buddy who is actually offline,
   // and hide_offline_buddies is TRUE.  In which case we need to rebuild.
-  if (prev_st == offline && buddylist_get_hide_offline_buddies())
+  if (!(buddylist_get_filter() & 1<<prev_st))
     buddylist_build();
   update_roster = TRUE;
 }
@@ -2249,6 +2249,38 @@
     scr_ShowBuddyWindow();
 }
 
+//  scr_RosterDisplay(filter)
+// Set the roster filter mask.  If filter is null/empty, the current
+// mask is displayed.
+void scr_RosterDisplay(const char *filter)
+{
+  guchar status;
+  enum imstatus budstate;
+  char strfilter[imstatus_size+1];
+  char *psfilter;
+
+  if (filter && *filter) {
+    int show_all = (*filter == '*');
+    status = 0;
+    for (budstate = 0; budstate < imstatus_size-1; budstate++)
+      if (strchr(filter, imstatus2char[budstate]) || show_all)
+        status |= 1<<budstate;
+    buddylist_set_filter(status);
+    buddylist_build();
+    update_roster = TRUE;
+    return;
+  }
+
+  // Display current filter
+  psfilter = strfilter;
+  status = buddylist_get_filter();
+  for (budstate = 0; budstate < imstatus_size-1; budstate++)
+    if (status & 1<<budstate)
+      *psfilter++ = imstatus2char[budstate];
+  *psfilter = '\0';
+  scr_LogPrint(LPRINT_NORMAL, "Roster status filter: %s", strfilter);
+}
+
 //  scr_BufferScrollUpDown()
 // Scroll up/down the current buddy window,
 // - half a screen if nblines is 0,