X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;ds=inline;f=shell%2Fev-page-cache.c;h=ebf0de7f9b69f8d2409e51d69f75dabb0438d4aa;hb=21f638ab8e3ddb81ce7979939defcdb7f49ad376;hp=a6d7bd9e99fc713fe8ed2f1c1ff1270bd9da6678;hpb=72fc0a73ea845307d6a109678952a0d07f6a1af4;p=evince.git

diff --git a/shell/ev-page-cache.c b/shell/ev-page-cache.c
index a6d7bd9e..ebf0de7f 100644
--- a/shell/ev-page-cache.c
+++ b/shell/ev-page-cache.c
@@ -108,13 +108,43 @@ ev_page_cache_finalize (GObject *object)
 
 	page_cache = EV_PAGE_CACHE (object);
 
-	g_free (page_cache->title);
-	g_free (page_cache->size_cache);
-	g_free (page_cache->height_to_page);
-	g_free (page_cache->dual_height_to_page);
-	g_strfreev (page_cache->page_labels);
+	if (page_cache->title) {
+		g_free (page_cache->title);
+		page_cache->title = NULL;
+	}
+
+	if (page_cache->size_cache) {
+		g_free (page_cache->size_cache);
+		page_cache->size_cache = NULL;
+	}
+
+	if (page_cache->height_to_page) {
+		g_free (page_cache->height_to_page);
+		page_cache->height_to_page = NULL;
+	}
+
+	if (page_cache->dual_height_to_page) {
+		g_free (page_cache->dual_height_to_page);
+		page_cache->dual_height_to_page = NULL;
+	}
+
+	if (page_cache->page_labels) {
+		gint i;
+
+		for (i = 0; i < page_cache->n_pages; i++) {
+			if (page_cache->page_labels[i])
+				g_free (page_cache->page_labels[i]);
+		}
+		g_free (page_cache->page_labels);
+		page_cache->page_labels = NULL;
+	}
 
-	ev_document_info_free (page_cache->page_info);
+	if (page_cache->page_info) {
+		ev_document_info_free (page_cache->page_info);
+		page_cache->page_info = NULL;
+	}
+
+	G_OBJECT_CLASS (ev_page_cache_parent_class)->finalize (object);
 }
 
 static void
@@ -340,9 +370,9 @@ void
 ev_page_cache_set_current_page_history (EvPageCache *page_cache,
 					int          page)
 {
-	if (page != page_cache->current_page)
+	if (abs (page - page_cache->current_page) > 1)
 		g_signal_emit (page_cache, signals [HISTORY_CHANGED], 0, page);
-		
+	
 	ev_page_cache_set_current_page (page_cache, page);
 }