From 9fed4ad6fa69cea5879e54231985bf911d456daf Mon Sep 17 00:00:00 2001
From: "Jon A. Cruz" <jon@joncruz.org>
Date: Sat, 3 Apr 2010 02:28:11 -0700
Subject: [PATCH] Disconnect Glyphs UI while updating the model. 5X+
 performance boost on CJK fonts. Partially fixes bug #553911.

---
 src/ui/dialog/glyphs.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/ui/dialog/glyphs.cpp b/src/ui/dialog/glyphs.cpp
index 8677bcda2..133cf01ea 100644
--- a/src/ui/dialog/glyphs.cpp
+++ b/src/ui/dialog/glyphs.cpp
@@ -377,6 +377,10 @@ void GlyphsPanel::rebuild()
         }
 #endif // GLIB_CHECK_VERSION(2,14,0)
 
+        // Disconnect the model while we update it. Simple work-around for 5x+ performance boost.
+        Glib::RefPtr<Gtk::ListStore> tmp = Gtk::ListStore::create(*getColumns());
+        iconView->set_model(tmp);
+
         std::vector<gunichar> present;
         for (gunichar ch = 1; ch < 65535; ch++) {
             int glyphId = font->MapUnicodeChar(ch);
@@ -401,6 +405,9 @@ void GlyphsPanel::rebuild()
             (*row)[columns->code] = *it;
             (*row)[columns->name] = tmp;
         }
+
+        // Reconnect the model once it has been updated:
+        iconView->set_model(store);
     }
 }
 
-- 
2.30.2