empty filter field removes filter

git-svn-id: http://ltt.polymtl.ca/svn@1146 04897980-b3bd-0310-b5e0-8ef037075253

diff --git a/ltt/branches/poly/lttv/modules/gui/filter/filter.c b/ltt/branches/poly/lttv/modules/gui/filter/filter.c
index 23ff43d74d55b1cce7eb2833d94c70020cf16aa5..881c5365dcfa73766694d3e9834f219b3920fb2b 100644 (file)
--- a/ltt/branches/poly/lttv/modules/gui/filter/filter.c
+++ b/ltt/branches/poly/lttv/modules/gui/filter/filter.c
@@ -523,15 +523,18 @@ callback_process_button(GtkWidget *widget, gpointer data) {
   g_debug("callback_process_button(): Processing expression");
   
   FilterViewerData *fvd = (FilterViewerData*)data;
+  LttvFilter* filter;
 
   if(strlen(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field))) !=0) {
-    LttvFilter* filter = lttv_filter_new();
+    filter = lttv_filter_new();
     GString* s = g_string_new(gtk_entry_get_text(GTK_ENTRY(fvd->f_expression_field)));
     lttv_filter_append_expression(filter,s->str);
     g_string_free(s,TRUE);
     //SetFilter(fvd->tab,filter);
-    lttvwindow_report_filter(fvd->tab, filter);
+  } else {
+    filter = NULL;
   }
+  lttvwindow_report_filter(fvd->tab, filter);
 }
 
 /**