while I'm at it, add another packet details context menu item, which will link to the specific display filter reference page (just try it out :-)

svn path=/trunk/; revision=13117

3 files changed, 37 insertions, 0 deletions

diff --git a/gtk/main.c b/gtk/main.c
index 984dd17a01..ee593b72d4 100644
--- a/gtk/main.c
+++ b/gtk/main.c
@@ -345,6 +345,33 @@ selected_ptree_info_cb(GtkWidget *widget _U_, gpointer data _U_)
 }
 
 
+void 
+selected_ptree_ref_cb(GtkWidget *widget _U_, gpointer data _U_)
+{
+    int field_id;
+    gchar *proto_abbrev;
+    gchar *selected_proto_url;
+
+
+    if (cfile.finfo_selected) {
+        /* convert selected field to protocol abbreviation */
+        /* XXX - could this conversion be simplified? */
+        field_id = cfile.finfo_selected->hfinfo->id;
+        /* if the selected field isn't a protocol, get it's parent */
+        if(!proto_registrar_is_protocol(field_id)) {
+            field_id = proto_registrar_get_parent(cfile.finfo_selected->hfinfo->id);
+        }
+
+        proto_abbrev = proto_registrar_get_abbrev(field_id);
+
+        /* open reference page using the protocol abbreviation */
+        selected_proto_url = g_strdup_printf("http://www.ethereal.com/docs/dfref/%c/%s", proto_abbrev[0], proto_abbrev);
+        browser_open_url(selected_proto_url);
+        g_free(selected_proto_url);
+    }
+}
+
+
 static gchar *
 get_text_from_packet_list(gpointer data)
 {
diff --git a/gtk/main.h b/gtk/main.h
index d2cd7d249d..75db92e69e 100644
--- a/gtk/main.h
+++ b/gtk/main.h
@@ -89,6 +89,14 @@ extern void view_zoom_100_cb(GtkWidget *widget, gpointer data);
  */
 extern void selected_ptree_info_cb(GtkWidget *widget, gpointer data);
 
+/** User requested "Filter Reference" by ptree context menu.
+ *
+ * @param widget parent widget (unused)
+ * @param data unused
+ */
+extern void selected_ptree_ref_cb(GtkWidget *widget, gpointer data);
+
+
 /** "Apply as Filter" / "Prepare a Filter" action type. */
 typedef enum {
     MATCH_SELECTED_REPLACE, /**< "Selected" */
diff --git a/gtk/menu.c b/gtk/menu.c
index 456b4b1e66..d4ca081458 100644
--- a/gtk/menu.c
+++ b/gtk/menu.c
@@ -429,6 +429,8 @@ static GtkItemFactoryEntry tree_view_menu_items[] =
 {
     ITEM_FACTORY_STOCK_ENTRY("/Online Protocol Info", NULL, selected_ptree_info_cb,
                        0, GTK_STOCK_DIALOG_QUESTION),
+    ITEM_FACTORY_STOCK_ENTRY("/Online Filter Reference", NULL, selected_ptree_ref_cb,
+                       0, GTK_STOCK_DIALOG_QUESTION),
     ITEM_FACTORY_ENTRY("/<separator>", NULL, NULL, 0, "<Separator>", NULL),
     ITEM_FACTORY_ENTRY("/Follow TCP Stream", NULL, follow_stream_cb,
                        0, NULL, NULL),