[glade] 2011-10-11 Johannes Schmid <jhs gnome org>

[Tristan Van Berkom <tvb src gnome org>]

commit 2af8a582ee19062e8b3495e80092cf94974a7490
Author: Tristan Van Berkom <tristan van berkom gmail com>
Date:   Tue Oct 11 16:18:44 2011 -0400

    2011-10-11  Johannes Schmid <jhs gnome org>
    
    	* gladeui/glade-project.c: Avoid crashing if glade-previewer is not installed, bug 650899.

 ChangeLog               |    4 ++++
 gladeui/glade-project.c |    2 ++
 2 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index bc0acc2..0f422b2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2011-10-11  Johannes Schmid <jhs gnome org>
+
+	* gladeui/glade-project.c: Avoid crashing if glade-previewer is not installed, bug 650899.
+
 2011-10-11  Tristan Van Berkom <tvb gnome org>
 
 	* gladeui/glade-app.h: Make Glade 3.10 use new environment variables for proper
diff --git a/gladeui/glade-project.c b/gladeui/glade-project.c
index b0244c0..9dea0a7 100644
--- a/gladeui/glade-project.c
+++ b/gladeui/glade-project.c
@@ -2013,7 +2013,9 @@ glade_project_preview (GladeProject *project, GladeWidget *gwidget)
 
   if (!preview)
     {
+      /* If the previewer program is somehow missing, this can return NULL */
       preview = glade_preview_launch (gwidget, text);
+      g_return_if_fail (GLADE_IS_PREVIEW (preview));
 
       /* Leave project data on the preview */
       g_object_set_data (G_OBJECT (preview), "project", project);