From 7a6239683da762264133d85d7c79aa06fcc7d725 Mon Sep 17 00:00:00 2001
From: "Jon A. Cruz" <jon@joncruz.org>
Date: Tue, 3 Jan 2012 00:58:04 -0800
Subject: Fixed null-pointer ctor crashes.

(bzr r10828)
---
 src/extension/param/notebook.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'src/extension/param/notebook.cpp')

diff --git a/src/extension/param/notebook.cpp b/src/extension/param/notebook.cpp
index d65ec3927..99eec7e4b 100644
--- a/src/extension/param/notebook.cpp
+++ b/src/extension/param/notebook.cpp
@@ -209,8 +209,11 @@ Gtk::Widget * ParamNotebookPage::get_widget(SPDocument * doc, Inkscape::XML::Nod
         gchar const * tip = param->get_tooltip();
 //        printf("Tip: '%s'\n", tip);
         vbox->pack_start(*widg, false, false, 2);
-        if (tip != NULL) {
-            widg->set_tooltip_text(Glib::ustring(tip));
+        if (tip) {
+            widg->set_tooltip_text(tip);
+        } else {
+            widg->set_tooltip_text("");
+            widg->set_has_tooltip(false);
         }
     }
 
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