From bec5242aa2645d9a62d5971556de1348b02b535d Mon Sep 17 00:00:00 2001
From: Tom Parker <palfrey@tevp.net>
Date: Thu, 25 Jan 2007 09:37:16 +0000
Subject: Correctly handle impress document errors. Fixes nautilus crash in property

2007-01-25  Tom Parker <palfrey@tevp.net>

	* backend/impress/impress-document.c: (impress_document_load),
	(impress_document_finalize), (impress_document_init):
	* properties/ev-properties-main.c: (ev_properties_get_pages):
	
	Correctly handle impress document errors. Fixes nautilus
	crash in property page #370491.


svn path=/trunk/; revision=2250
---
diff --git a/ChangeLog b/ChangeLog
index 961a68f..2180c31 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2007-01-25  Tom Parker <palfrey@tevp.net>
+
+	* backend/impress/impress-document.c: (impress_document_load),
+	(impress_document_finalize), (impress_document_init):
+	* properties/ev-properties-main.c: (ev_properties_get_pages):
+	
+	Correctly handle impress document errors. Fixes nautilus
+	crash in property page #370491.
+
 2007-01-24  Carlos Garcia Campos  <carlosgc@gnome.org>
 
 	* shell/ev-job-queue.c: (handle_job), (search_for_jobs_unlocked),
diff --git a/backend/impress/impress-document.c b/backend/impress/impress-document.c
index 7459dab..9756a84 100644
--- a/backend/impress/impress-document.c
+++ b/backend/impress/impress-document.c
@@ -19,7 +19,9 @@
  */
 
 #include <gtk/gtk.h>
+#include <glib/gi18n.h>
 #include <string.h>
+
 #include "imposter.h"
 #include "impress-document.h"
 #include "ev-document-thumbnails.h"
@@ -286,8 +288,10 @@ impress_document_load (EvDocument  *document,
   filename = g_filename_from_uri (uri, NULL, error);
   if (!filename)
     {
-      //FIXME
-      //g_error_set ();
+      g_set_error (error,
+	           EV_DOCUMENT_ERROR,
+		   EV_DOCUMENT_ERROR_INVALID,
+		   _("Remote files aren't supported"));
       return FALSE;
     }
 
@@ -295,7 +299,10 @@ impress_document_load (EvDocument  *document,
 
   if (!imp)
     {
-      //FIXME translate the err, set error
+      g_set_error (error,
+	           EV_DOCUMENT_ERROR,
+		   EV_DOCUMENT_ERROR_INVALID,
+		   _("Invalid document"));
       g_free (filename);
       return FALSE;
     }
@@ -400,13 +407,23 @@ impress_document_finalize (GObject *object)
 {
   ImpressDocument *impress_document = IMPRESS_DOCUMENT (object);
 
-  g_mutex_free (impress_document->mutex);
+  if (impress_document->mutex)
+    g_mutex_free (impress_document->mutex);
+
+  if (impress_document->imp)
+    imp_close (impress_document->imp);
+
+  if (impress_document->ctx)
+    imp_delete_context (impress_document->ctx);
+
+  if (impress_document->pango_ctx)
+    g_object_unref (impress_document->pango_ctx);
+
+  if (impress_document->pixmap)
+    g_object_unref (G_OBJECT (impress_document->pixmap));
 
-  imp_close (impress_document->imp);
-  imp_delete_context (impress_document->ctx);
-  g_free (impress_document->pango_ctx);
-  g_object_unref (G_OBJECT (impress_document->pixmap));
-  g_object_unref (impress_document->gc);
+  if (impress_document->gc)
+    g_object_unref (impress_document->gc);
 
   G_OBJECT_CLASS (impress_document_parent_class)->finalize (object);
 }
@@ -516,7 +533,7 @@ impress_document_init (ImpressDocument *impress_document)
   impress_document->pixmap = gdk_pixmap_new (window,
 					     PAGE_WIDTH, PAGE_HEIGHT, -1);
   impress_document->gc = gdk_gc_new (impress_document->pixmap);
-  impress_document->pango_ctx = gdk_pango_context_get ();
+  impress_document->pango_ctx = gdk_pango_context_get_for_screen (gdk_screen_get_default ());
 }
 
 /*
diff --git a/properties/ev-properties-main.c b/properties/ev-properties-main.c
index 32677fc..10d1ec8 100644
--- a/properties/ev-properties-main.c
+++ b/properties/ev-properties-main.c
@@ -103,6 +103,9 @@ ev_properties_get_pages (NautilusPropertyPageProvider *provider,
 		g_error_free (error);
 		goto end;
 	}
+	
+	if (!document)
+		goto end;
 
 	label = gtk_label_new (_("Document"));
 	page = ev_properties_view_new ();
--
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