![Bill Meier](/assets/img/avatar_default.png)
Change-Id: I8cd9d9fe5f12c284f46b8f725766f681faccd753 Reviewed-on: https://code.wireshark.org/review/7138 Reviewed-by: Bill Meier <wmeier@newsguy.com>
195 lines
4.5 KiB
C
195 lines
4.5 KiB
C
/* packet_history.c
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* packet history related functions 2004 Ulf Lamping
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <gtk/gtk.h>
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#include "ui/gtk/main.h"
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#include "ui/gtk/packet_history.h"
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static GList *history_current = NULL;
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static GList *history_list = NULL;
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static gboolean ignore_jump = FALSE;
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#if 0
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/* print the complete packet history to console */
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static void history_print(void) {
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GList *current = g_list_first(history_list);
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printf(" List:\n");
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while(current) {
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if(current == history_current) {
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printf(" Row: %u *\n", GPOINTER_TO_INT(current->data));
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} else {
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printf(" Row: %u\n", GPOINTER_TO_INT(current->data));
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}
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current = g_list_next(current);
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}
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}
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#endif
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/* adjust menu and toolbar sensitivity depending on the history entries */
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static void adjust_menus(void) {
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if(history_current) {
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main_set_for_packet_history(
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(g_list_previous(history_current) != NULL),
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(g_list_next(history_current) != NULL));
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} else {
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/* we don't have any history */
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main_set_for_packet_history(FALSE, FALSE);
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}
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/* history_print(); */
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}
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/* clear the history list from the given entry to the end of the list */
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static void clear_list(GList *current) {
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GList *next_packet;
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while(current) {
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next_packet = g_list_next(current);
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history_list = g_list_remove(history_list, current->data);
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current = next_packet;
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}
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}
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/* add an entry to the history list */
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void packet_history_add(gint row) {
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if(row < 1) {
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/* Not a valid row number */
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return;
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}
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if(ignore_jump) {
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/* we jumping back and forward in history, so don't change list */
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return;
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}
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if (history_current) {
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/* clear list behind current position */
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clear_list(g_list_next(history_current));
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/* ignore duplicates */
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if(GPOINTER_TO_INT(history_current->data) == row) {
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adjust_menus();
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return;
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}
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}
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/* add row */
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history_list = g_list_append(history_list, GINT_TO_POINTER(row));
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history_current = g_list_last(history_list);
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adjust_menus();
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}
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void packet_history_clear(void) {
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/* clear "old" list */
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clear_list(history_list);
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history_current = NULL;
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/* add the currently selected first row */
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packet_history_add(0);
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adjust_menus();
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}
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static void packet_history_back(void) {
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GList *previous;
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if(history_current) {
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previous = g_list_previous(history_current);
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/* do we have a previous entry */
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if(previous) {
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history_current = previous;
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/* goto that packet but don't change history */
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ignore_jump = TRUE;
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cf_goto_frame(&cfile, GPOINTER_TO_INT(previous->data));
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ignore_jump = FALSE;
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}
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}
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adjust_menus();
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}
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static void packet_history_forward(void) {
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GList *next;
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if(history_current) {
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next = g_list_next(history_current);
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/* do we have a forward entry? */
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if(next) {
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history_current = next;
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/* goto that packet but don't change history */
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ignore_jump = TRUE;
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cf_goto_frame(&cfile, GPOINTER_TO_INT(next->data));
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ignore_jump = FALSE;
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}
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}
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adjust_menus();
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}
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void history_forward_cb(GtkWidget *widget _U_, gpointer data _U_) {
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packet_history_forward();
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}
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void history_back_cb(GtkWidget *widget _U_, gpointer data _U_) {
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packet_history_back();
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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