Fix the wireless settings button for AirPCap devices in the
[obnox/wireshark/wip.git] / gtk / prefs_column.c
index f5f754a8d66b6f0771c56bddf0848a71035119e1..cce743b63021a70bbf63e6f8ffcf5332fa01bb81 100644 (file)
 #include "gtk/prefs_column.h"
 #include "gtk/gtkglobals.h"
 #include "gtk/gui_utils.h"
-#ifdef NEW_PACKET_LIST
 #include "gtk/new_packet_list.h"
-#else
-#include "gtk/main_packet_list.h"
-#endif
 #include "gtk/filter_dlg.h"
 #include "gtk/filter_autocomplete.h"
+#include "gtk/old-gtk-compat.h"
 
-
-static GtkWidget *remove_bt, *field_te, *field_lb, *fmt_cmb;
+static GtkWidget *remove_bt, *field_te, *field_lb, *occurrence_te, *occurrence_lb, *fmt_cmb;
 static gulong column_menu_changed_handler_id;
 static gulong column_field_changed_handler_id;
+static gulong column_occurrence_changed_handler_id;
 static gulong column_row_deleted_handler_id;
 
 static void column_list_new_cb(GtkWidget *, gpointer);
@@ -59,20 +56,20 @@ static void column_list_delete_cb(GtkWidget *, gpointer);
 static void column_list_select_cb(GtkTreeSelection *, gpointer);
 static void column_menu_changed_cb(GtkWidget *, gpointer);
 static void column_field_changed_cb(GtkEditable *, gpointer);
+static void column_occurrence_changed_cb(GtkEditable *, gpointer);
 static void column_dnd_row_deleted_cb(GtkTreeModel *, GtkTreePath *, gpointer);
 static gboolean column_title_changed_cb(GtkCellRendererText *, const gchar *, const gchar *, gpointer);
 
+static char custom_occurrence_str[8] = "";
+
 enum {
-#ifdef NEW_PACKET_LIST
   VISIBLE_COLUMN,
-#endif
   TITLE_COLUMN,
   FORMAT_COLUMN,
   DATA_COLUMN,
   N_COLUMN /* The number of columns */
 };
 
-#ifdef NEW_PACKET_LIST
 /* Visible toggled */
 static void
 visible_toggled(GtkCellRendererToggle *cell _U_, gchar *path_str, gpointer data)
@@ -97,7 +94,6 @@ visible_toggled(GtkCellRendererToggle *cell _U_, gchar *path_str, gpointer data)
 
   gtk_tree_path_free(path);
 } /* visible_toggled */
-#endif
 
 /*
  * Create and display the column selection widgets.
@@ -114,11 +110,7 @@ column_prefs_show(GtkWidget *prefs_window) {
     gint               i;
     gchar             *fmt;
     gint               cur_fmt;
-#ifdef NEW_PACKET_LIST
-    const gchar       *column_titles[] = {"Visible", "Title", "Field type"};
-#else
-    const gchar       *column_titles[] = {"Title", "Field type"};
-#endif
+    const gchar       *column_titles[] = {"Displayed", "Title", "Field type"};
     GtkListStore      *store;
     GtkCellRenderer   *renderer;
     GtkTreeViewColumn *column;
@@ -127,8 +119,6 @@ column_prefs_show(GtkWidget *prefs_window) {
     GtkTreeIter        first_iter;
     gint               first_row = TRUE;
 
-    GtkTooltips   *tooltips = gtk_tooltips_new();
-
     /* Container for each row of widgets */
     main_vb = gtk_vbox_new(FALSE, 5);
     gtk_container_set_border_width(GTK_CONTAINER(main_vb), 5);
@@ -149,27 +139,22 @@ column_prefs_show(GtkWidget *prefs_window) {
     gtk_widget_show(list_sc);
 
     store = gtk_list_store_new(N_COLUMN,
-#ifdef NEW_PACKET_LIST
                               G_TYPE_BOOLEAN,
-#endif
                               G_TYPE_STRING, G_TYPE_STRING, G_TYPE_POINTER);
-    column_row_deleted_handler_id = 
+    column_row_deleted_handler_id =
         g_signal_connect(GTK_TREE_MODEL(store), "row-deleted", G_CALLBACK(column_dnd_row_deleted_cb), NULL);
 
     column_l = tree_view_new(GTK_TREE_MODEL(store));
     gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(column_l), TRUE);
     gtk_tree_view_set_headers_clickable(GTK_TREE_VIEW(column_l), FALSE);
     gtk_tree_view_set_reorderable(GTK_TREE_VIEW(column_l), TRUE);
-    gtk_tooltips_set_tip (tooltips, column_l, 
-        "Click on a title to change its name.\nDrag an item to change its order.", NULL);
+    gtk_widget_set_tooltip_text(column_l, "Click on a title to change its name.\nDrag an item to change its order.");
 
-#ifdef NEW_PACKET_LIST
     renderer = gtk_cell_renderer_toggle_new();
     g_signal_connect(renderer, "toggled", G_CALLBACK(visible_toggled), store);
     column = gtk_tree_view_column_new_with_attributes(column_titles[VISIBLE_COLUMN], renderer, "active", VISIBLE_COLUMN, NULL);
     gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
     gtk_tree_view_append_column(GTK_TREE_VIEW(column_l), column);
-#endif
 
     renderer = gtk_cell_renderer_text_new();
     g_object_set(G_OBJECT(renderer), "editable", TRUE, NULL);
@@ -196,24 +181,22 @@ column_prefs_show(GtkWidget *prefs_window) {
         cfmt    = (fmt_data *) clp->data;
         cur_fmt = get_column_format_from_str(cfmt->fmt);
         if (cur_fmt == COL_CUSTOM) {
-            fmt = g_strdup_printf("%s (%s)", col_format_desc(cur_fmt), cfmt->custom_field);
+            if (cfmt->custom_occurrence) {
+                fmt = g_strdup_printf("%s (%s#%d)", col_format_desc(cur_fmt), cfmt->custom_field, cfmt->custom_occurrence);
+            } else {
+                fmt = g_strdup_printf("%s (%s)", col_format_desc(cur_fmt), cfmt->custom_field);
+            }
         } else {
             if (cfmt->custom_field) {
                 /* Delete custom_field from previous changes */
                 g_free (cfmt->custom_field);
                 cfmt->custom_field = NULL;
+                cfmt->custom_occurrence = 0;
             }
             fmt = g_strdup_printf("%s", col_format_desc(cur_fmt));
         }
-#if GTK_CHECK_VERSION(2,6,0)
         gtk_list_store_insert_with_values(store, &iter, G_MAXINT,
-#else
-        gtk_list_store_append(store, &iter);
-        gtk_list_store_set(store, &iter,
-#endif
-#ifdef NEW_PACKET_LIST
                           VISIBLE_COLUMN, cfmt->visible,
-#endif
                           TITLE_COLUMN, cfmt->title, FORMAT_COLUMN, fmt, DATA_COLUMN, clp, -1);
 
         if (first_row) {
@@ -239,25 +222,23 @@ column_prefs_show(GtkWidget *prefs_window) {
     add_bt = gtk_button_new_from_stock(GTK_STOCK_ADD);
     g_signal_connect(add_bt, "clicked", G_CALLBACK(column_list_new_cb), column_l);
     gtk_box_pack_start (GTK_BOX (add_remove_vb), add_bt, FALSE, FALSE, 0);
-    gtk_tooltips_set_tip (tooltips, add_bt,
-                          "Add a new column at the end of the list.", NULL);
+    gtk_widget_set_tooltip_text(add_bt, "Add a new column at the end of the list.");
     gtk_widget_show(add_bt);
 
     remove_bt = gtk_button_new_from_stock(GTK_STOCK_REMOVE);
     gtk_widget_set_sensitive(remove_bt, FALSE);
     g_signal_connect(remove_bt, "clicked", G_CALLBACK(column_list_delete_cb), column_l);
     gtk_box_pack_start (GTK_BOX (add_remove_vb), remove_bt, FALSE, FALSE, 0);
-    gtk_tooltips_set_tip (tooltips, remove_bt,
-                          "Remove the selected column.", NULL);
+    gtk_widget_set_tooltip_text(remove_bt, "Remove the selected column.");
     gtk_widget_show(remove_bt);
-  
+
     /* properties frame */
     props_fr = gtk_frame_new("Properties");
     gtk_box_pack_start (GTK_BOX (bottom_hb), props_fr, TRUE, TRUE, 0);
     gtk_widget_show(props_fr);
 
     /* Column name entry and format selection */
-    tb = gtk_table_new(2, 2, FALSE);
+    tb = gtk_table_new(2, 4, FALSE);
     gtk_container_set_border_width(GTK_CONTAINER(tb), 5);
     gtk_container_add(GTK_CONTAINER(props_fr), tb);
     gtk_table_set_row_spacings(GTK_TABLE(tb), 10);
@@ -265,25 +246,23 @@ column_prefs_show(GtkWidget *prefs_window) {
     gtk_widget_show(tb);
 
     lb = gtk_label_new("Field type:");
-    gtk_misc_set_alignment(GTK_MISC(lb), 1.0f, 0.5f);
+    gtk_misc_set_alignment(GTK_MISC(lb), 0.0f, 0.5f);
     gtk_table_attach_defaults(GTK_TABLE(tb), lb, 0, 1, 0, 1);
-    gtk_tooltips_set_tip (tooltips, lb,
-                          "Select which packet information to present in the column.", NULL);
+    gtk_widget_set_tooltip_text(lb, "Select which packet information to present in the column.");
     gtk_widget_show(lb);
 
     props_hb = gtk_hbox_new(FALSE, 5);
     gtk_table_attach(GTK_TABLE(tb), props_hb, 1, 2, 0, 1, GTK_FILL, GTK_SHRINK, 0, 0);
-    gtk_tooltips_set_tip (tooltips, props_hb,
-                          "Select which packet information to present in the column.", NULL);
+    gtk_widget_set_tooltip_text(props_hb, "Select which packet information to present in the column.");
     gtk_widget_show(props_hb);
 
     field_lb = gtk_label_new("Field name:");
-    gtk_misc_set_alignment(GTK_MISC(field_lb), 1.0f, 0.5f);
+    gtk_misc_set_alignment(GTK_MISC(field_lb), 0.0f, 0.5f);
     gtk_table_attach_defaults(GTK_TABLE(tb), field_lb, 0, 1, 1, 2);
     gtk_widget_set_sensitive(field_lb, FALSE);
-    gtk_tooltips_set_tip (tooltips, field_lb,
+    gtk_widget_set_tooltip_text(field_lb, 
                           "Field name used when field type is \"Custom\". "
-                          "This string has the same syntax as a display filter string.", NULL);
+                          "This string has the same syntax as a display filter string.");
     gtk_widget_show(field_lb);
 
     field_te = gtk_entry_new();
@@ -293,7 +272,7 @@ column_prefs_show(GtkWidget *prefs_window) {
     /* XXX: column_field_changed_cb will be called for every character entered in the entry box.      */
     /*       Consider Changing logic so that the field is "accepted" only when a return is entered ?? */
     /*       Also: entry shouldn't be accepted if it's not a valid filter ?                           */
-    column_field_changed_handler_id = 
+    column_field_changed_handler_id =
         g_signal_connect(field_te, "changed", G_CALLBACK(column_field_changed_cb), column_l);
 
     g_object_set_data(G_OBJECT(main_vb), E_FILT_AUTOCOMP_PTR_KEY, NULL);
@@ -302,15 +281,40 @@ column_prefs_show(GtkWidget *prefs_window) {
     colorize_filter_te_as_empty(field_te);
     gtk_table_attach_defaults(GTK_TABLE(tb), field_te, 1, 2, 1, 2);
     gtk_widget_set_sensitive(field_te, FALSE);
-    gtk_tooltips_set_tip (tooltips, field_te,
+    gtk_widget_set_tooltip_text(field_te, 
                           "Field name used when field type is \"Custom\". "
-                          "This string has the same syntax as a display filter string.", NULL);
+                          "This string has the same syntax as a display filter string.");
     gtk_widget_show(field_te);
 
-    fmt_cmb = gtk_combo_box_new_text();
+    occurrence_lb = gtk_label_new("Field occurrence:");
+    gtk_misc_set_alignment(GTK_MISC(occurrence_lb), 0.0f, 0.5f);
+    gtk_table_attach_defaults(GTK_TABLE(tb), occurrence_lb, 2, 3, 1, 2);
+    gtk_widget_set_sensitive(occurrence_lb, FALSE);
+    gtk_widget_set_tooltip_text(occurrence_lb, 
+                          "Field occurence to use. "
+                          "0=all (default), 1=first, 2=second, ..., -1=last.");
+    gtk_widget_show(occurrence_lb);
+
+    occurrence_te = gtk_entry_new();
+    gtk_entry_set_max_length (GTK_ENTRY(occurrence_te),4);
+    g_object_set_data (G_OBJECT(occurrence_te), "occurrence", "");
+
+    /* XXX: column_occurrence_changed_cb will be called for every character entered in the entry box.      */
+    /*       Consider Changing logic so that the field is "accepted" only when a return is entered ?? */
+    column_occurrence_changed_handler_id =
+        g_signal_connect(occurrence_te, "changed", G_CALLBACK(column_occurrence_changed_cb), column_l);
+
+    gtk_table_attach_defaults(GTK_TABLE(tb), occurrence_te, 3, 4, 1, 2);
+    gtk_widget_set_sensitive(occurrence_te, FALSE);
+    gtk_widget_set_tooltip_text(occurrence_te, 
+                          "Field occurence to use. "
+                          "0=all (default), 1=first, 2=second, ..., -1=last.");
+    gtk_widget_show(occurrence_te);
+
+    fmt_cmb = gtk_combo_box_text_new();
 
     for (i = 0; i < NUM_COL_FMTS; i++)
-        gtk_combo_box_append_text(GTK_COMBO_BOX(fmt_cmb), col_format_desc(i));
+         gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT(fmt_cmb), col_format_desc(i));
 
     column_menu_changed_handler_id = g_signal_connect(fmt_cmb, "changed", G_CALLBACK(column_menu_changed_cb), column_l);
 
@@ -326,7 +330,7 @@ column_prefs_show(GtkWidget *prefs_window) {
 }
 
 void
-column_prefs_add_custom(gint fmt, const gchar *title, const gchar *custom_field)
+column_prefs_add_custom(gint fmt, const gchar *title, const gchar *custom_field, gint custom_occurrence)
 {
   GList *clp;
   fmt_data *cfmt, *last_cfmt;
@@ -340,8 +344,11 @@ column_prefs_add_custom(gint fmt, const gchar *title, const gchar *custom_field)
   cfmt->title = g_strdup(title);
   cfmt->fmt = g_strdup(col_format_to_string(fmt));
   cfmt->custom_field = g_strdup(custom_field);
+  cfmt->custom_occurrence = custom_occurrence;
+  cfmt->resolved = TRUE;
 
   if (custom_field) {
+    cfmt->visible = TRUE;
     clp = g_list_last(prefs.col_list);
     last_cfmt = (fmt_data *) clp->data;
     if (strcmp(last_cfmt->fmt, "%i") == 0) {
@@ -351,20 +358,11 @@ column_prefs_add_custom(gint fmt, const gchar *title, const gchar *custom_field)
       prefs.col_list = g_list_append(prefs.col_list, cfmt);
     }
   } else {
+    cfmt->visible = FALSE;  /* Will be set to TRUE in visible_toggled() when added to list */
     prefs.col_list = g_list_append(prefs.col_list, cfmt);
   }
 }
 
-void
-column_prefs_rename(gint col, const gchar *title)
-{
-  GList    *clp = g_list_nth(prefs.col_list, col);
-  fmt_data *cfmt = (fmt_data *) clp->data;
-
-  g_free (cfmt->title);
-  cfmt->title = g_strdup(title);
-}
-
 void
 column_prefs_remove(gint col)
 {
@@ -391,18 +389,11 @@ column_list_new_cb(GtkWidget *w _U_, gpointer data) {
     GtkTreeViewColumn *title_column;
 
     cur_fmt = COL_NUMBER;    /*  Set the default new column type */
-    column_prefs_add_custom (cur_fmt, title, NULL);
+    column_prefs_add_custom (cur_fmt, title, NULL, 0);
 
     model = gtk_tree_view_get_model(column_l);
-#if GTK_CHECK_VERSION(2,6,0)
     gtk_list_store_insert_with_values(GTK_LIST_STORE(model), &iter, G_MAXINT,
-#else
-    gtk_list_store_append(GTK_LIST_STORE(model), &iter);
-    gtk_list_store_set(GTK_LIST_STORE(model), &iter, 
-#endif
-#ifdef NEW_PACKET_LIST
                        VISIBLE_COLUMN, TRUE,
-#endif
                        TITLE_COLUMN, title,
                        FORMAT_COLUMN, col_format_desc(cur_fmt),
                        DATA_COLUMN, g_list_last(prefs.col_list),
@@ -499,20 +490,20 @@ column_title_changed_cb(GtkCellRendererText *cell _U_, const gchar *str_path, co
     GtkTreePath  *path = gtk_tree_path_new_from_string (str_path);
     GtkTreeIter   iter;
 
-    gtk_tree_model_get_iter(model, &iter, path); 
-  
+    gtk_tree_model_get_iter(model, &iter, path);
+
     gtk_list_store_set(GTK_LIST_STORE(model), &iter, TITLE_COLUMN, new_title, -1);
 
     gtk_tree_model_get(model, &iter, DATA_COLUMN, &clp, -1);
-    if (clp) {    
+    if (clp) {
         cfmt  = (fmt_data *) clp->data;
         g_free(cfmt->title);
         cfmt->title = g_strdup(new_title);
     }
 
     gtk_tree_path_free (path);
-    cfile.cinfo.columns_changed = TRUE; 
-    return TRUE;  
+    cfile.cinfo.columns_changed = TRUE;
+    return TRUE;
 }
 
 /*
@@ -543,15 +534,24 @@ column_list_select_cb(GtkTreeSelection *sel, gpointer data _U_)
         g_signal_handler_unblock(fmt_cmb, column_menu_changed_handler_id);
 
         g_signal_handler_block  (field_te, column_field_changed_handler_id);
+        g_signal_handler_block  (occurrence_te, column_occurrence_changed_handler_id);
         if (cur_fmt == COL_CUSTOM) {
             gtk_entry_set_text(GTK_ENTRY(field_te), cfmt->custom_field);
             gtk_widget_set_sensitive(field_lb, TRUE);
             gtk_widget_set_sensitive(field_te, TRUE);
+            g_snprintf(custom_occurrence_str, sizeof(custom_occurrence_str), "%d", cfmt->custom_occurrence);
+            gtk_entry_set_text(GTK_ENTRY(occurrence_te), custom_occurrence_str);
+            gtk_widget_set_sensitive(occurrence_lb, TRUE);
+            gtk_widget_set_sensitive(occurrence_te, TRUE);
         } else {
             gtk_editable_delete_text(GTK_EDITABLE(field_te), 0, -1);
             gtk_widget_set_sensitive(field_lb, FALSE);
             gtk_widget_set_sensitive(field_te, FALSE);
+            gtk_editable_delete_text(GTK_EDITABLE(occurrence_te), 0, -1);
+            gtk_widget_set_sensitive(occurrence_lb, FALSE);
+            gtk_widget_set_sensitive(occurrence_te, FALSE);
         }
+        g_signal_handler_unblock(occurrence_te, column_occurrence_changed_handler_id);
         g_signal_handler_unblock(field_te, column_field_changed_handler_id);
 
         gtk_widget_set_sensitive(remove_bt, TRUE);
@@ -560,9 +560,11 @@ column_list_select_cb(GtkTreeSelection *sel, gpointer data _U_)
     else
     {
         gtk_editable_delete_text(GTK_EDITABLE(field_te), 0, -1);
+        gtk_editable_delete_text(GTK_EDITABLE(occurrence_te), 0, -1);
 
         gtk_widget_set_sensitive(remove_bt, FALSE);
         gtk_widget_set_sensitive(field_te, FALSE);
+        gtk_widget_set_sensitive(occurrence_te, FALSE);
         gtk_widget_set_sensitive(fmt_cmb, FALSE);
     }
 }
@@ -612,12 +614,16 @@ column_menu_changed_cb(GtkWidget *w, gpointer data) {
     /* Update field widgets, list_store, column format array  */
     /*  entry as appropriate.                                 */
     g_signal_handler_block  (field_te, column_field_changed_handler_id);
+    g_signal_handler_block  (occurrence_te, column_occurrence_changed_handler_id);
     if (cur_fmt == COL_CUSTOM) {
         /* Changing from custom to non-custom   */
         gtk_editable_delete_text(GTK_EDITABLE(field_te), 0, -1);
+        gtk_editable_delete_text(GTK_EDITABLE(occurrence_te), 0, -1);
         fmt = g_strdup_printf("%s", col_format_desc(cur_cb_fmt));
         gtk_widget_set_sensitive(field_lb, FALSE);
         gtk_widget_set_sensitive(field_te, FALSE);
+        gtk_widget_set_sensitive(occurrence_lb, FALSE);
+        gtk_widget_set_sensitive(occurrence_te, FALSE);
 
     } else if (cur_cb_fmt == COL_CUSTOM) {
         /* Changing from non-custom to custom   */
@@ -625,14 +631,24 @@ column_menu_changed_cb(GtkWidget *w, gpointer data) {
             cfmt->custom_field = g_strdup("");
         /* The following doesn't trigger a call to menu_field_changed_cb()    */
         gtk_entry_set_text(GTK_ENTRY(field_te), cfmt->custom_field);
-        fmt = g_strdup_printf("%s (%s)", col_format_desc(cur_cb_fmt), cfmt->custom_field);
+        g_snprintf(custom_occurrence_str, sizeof(custom_occurrence_str), "%d", cfmt->custom_occurrence);
+        gtk_entry_set_text(GTK_ENTRY(occurrence_te), custom_occurrence_str);
+
+        if (cfmt->custom_occurrence) {
+            fmt = g_strdup_printf("%s (%s#%d)", col_format_desc(cur_cb_fmt), cfmt->custom_field, cfmt->custom_occurrence);
+        } else {
+            fmt = g_strdup_printf("%s (%s)", col_format_desc(cur_cb_fmt), cfmt->custom_field);
+        }
         gtk_widget_set_sensitive(field_lb, TRUE);
         gtk_widget_set_sensitive(field_te, TRUE);
+        gtk_widget_set_sensitive(occurrence_lb, TRUE);
+        gtk_widget_set_sensitive(occurrence_te, TRUE);
 
     } else {
         /* Changing from non-custom to non-custom */
         fmt = g_strdup_printf("%s", col_format_desc(cur_cb_fmt));
     }
+    g_signal_handler_unblock(occurrence_te, column_occurrence_changed_handler_id);
     g_signal_handler_unblock(field_te, column_field_changed_handler_id);
 
     gtk_list_store_set(GTK_LIST_STORE(model), &iter, FORMAT_COLUMN, fmt, -1);
@@ -675,9 +691,13 @@ column_field_changed_cb(GtkEditable *te, gpointer data) {
         return; /* no action req'd */
     }
 
-    /* The user has entered a new value in the field entry box: make the req'd changes */ 
+    /* The user has entered a new value in the field entry box: make the req'd changes */
     cur_fmt = get_column_format_from_str(cfmt->fmt);
-    fmt = g_strdup_printf("%s (%s)", col_format_desc(cur_fmt), field);
+    if (cfmt->custom_occurrence) {
+        fmt = g_strdup_printf("%s (%s#%d)", col_format_desc(cur_fmt), field, cfmt->custom_occurrence);
+    } else {
+        fmt = g_strdup_printf("%s (%s)", col_format_desc(cur_fmt), field);
+    }
 
     gtk_list_store_set(GTK_LIST_STORE(model), &iter, FORMAT_COLUMN, fmt, -1);
     g_free(fmt);
@@ -687,10 +707,58 @@ column_field_changed_cb(GtkEditable *te, gpointer data) {
 }
 
 
+/*
+ * The user changed the custom field occurrence entry box or
+ *  the field occurrece entry box has been updated because a new
+ *  column row with custom format has been selected.
+ * If the current field entry matches that of the current
+ *  column row, this is just an update because a new
+ *  column row has been selected. Do nothing.
+ * If the two are different, then update the column row & etc.
+ */
+static void
+column_occurrence_changed_cb(GtkEditable *te, gpointer data) {
+    fmt_data         *cfmt;
+    gint              cur_fmt;
+    gint              occurrence;
+    GList            *clp;
+    gchar            *fmt;
+    GtkTreeView      *tree = (GtkTreeView *)data;
+    GtkTreeSelection *sel;
+    GtkTreeModel     *model;
+    GtkTreeIter       iter;
+
+    sel = gtk_tree_view_get_selection(tree);
+    if ( ! (gtk_tree_selection_get_selected(sel, &model, &iter))) {
+        return;
+    }
+
+    occurrence = (gint)strtol(gtk_editable_get_chars(te, 0, -1), NULL, 10);
+    gtk_tree_model_get(model, &iter, DATA_COLUMN, &clp, -1);
+    cfmt  = (fmt_data *) clp->data;
+    if (cfmt->custom_occurrence == occurrence) {
+        return; /* no action req'd */
+    }
+
+    /* The user has entered a new value in the field occurrence entry box: make the req'd changes */
+    cur_fmt = get_column_format_from_str(cfmt->fmt);
+    if (occurrence) {
+        fmt = g_strdup_printf("%s (%s#%d)", col_format_desc(cur_fmt), cfmt->custom_field, occurrence);
+    } else {
+        fmt = g_strdup_printf("%s (%s)", col_format_desc(cur_fmt), cfmt->custom_field);
+    }
+
+    gtk_list_store_set(GTK_LIST_STORE(model), &iter, FORMAT_COLUMN, fmt, -1);
+    g_free(fmt);
+    cfmt->custom_occurrence = occurrence;
+    cfile.cinfo.columns_changed = TRUE;
+}
+
+
 /*
  * Callback for the "row-deleted" signal emitted when a list item is dragged.
  * http://library.gnome.org/devel/gtk/stable/GtkTreeModel.html#GtkTreeModel-rows-reordered
- * says that DND deletes, THEN inserts the row. 
+ * says that DND deletes, THEN inserts the row.
  *
  * XXX: For the record: For Gtk+ 2.16.0 testing shows the actual sequence for drag-and-drop to be as follows:
  *      1. Insert a new, empty row at the destination;
@@ -699,7 +767,7 @@ column_field_changed_cb(GtkEditable *te, gpointer data) {
  *      4. Delete the source row;
  *      5. Emit a "row-deleted" signal; invoke any row-deleted callbacks & etc.
  *
- *  The code below (invoked as a consequence of a "row-deleted" signal) rebuilds 
+ *  The code below (invoked as a consequence of a "row-deleted" signal) rebuilds
  *  prefs.col_list by iterating over the (re-ordered) tree model.
  */
 static void
@@ -743,11 +811,7 @@ column_prefs_apply(GtkWidget *w _U_)
 {
     /* Redraw the packet list if the columns were changed */
     if(cfile.cinfo.columns_changed) {
-#ifdef NEW_PACKET_LIST
         new_packet_list_recreate();
-#else
-        packet_list_recreate();
-#endif
         cfile.cinfo.columns_changed = FALSE; /* Reset value */
     }
 }