From e8d5b4140940ede3d1b30c1784171b1331f84b02 Mon Sep 17 00:00:00 2001
From: joncruz <joncruz@users.sourceforge.net>
Date: Sun, 5 Mar 2006 06:09:33 +0000
Subject: [PATCH] work-around for older gtkmm versions

---
 src/ui/previewholder.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ui/previewholder.cpp b/src/ui/previewholder.cpp
index f809ba44c..b89e68adc 100644
--- a/src/ui/previewholder.cpp
+++ b/src/ui/previewholder.cpp
@@ -206,7 +206,7 @@ void PreviewHolder::calcGridSize( const Gtk::Widget* thing, int itemCount, int&
         }
 
         Gtk::Requisition req2;
-        thing->size_request(req2);
+        const_cast<Gtk::Widget*>(thing)->size_request(req2);
 
         int h2 = req.height / req2.height;
         int w2 = req.width / req2.width;
-- 
2.30.2