gtk/menu.c

   1 /* menu.c
   2  * Menu routines
   3  *
   4  * $Id: menu.c,v 1.206 2004/06/22 16:28:27 ulfl Exp $
   5  *
   6  * Ethereal - Network traffic analyzer
   7  * By Gerald Combs <gerald@ethereal.com>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2
  13  * of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  23  */
  24
  25 #ifdef HAVE_CONFIG_H
  26 # include "config.h"
  27 #endif
  28
  29 #include <gtk/gtk.h>
  30
  31 #include <string.h>
  32
  33 #include "main.h"
  34 #include "menu.h"
  35 #include "tap_menu.h"
  36 #include <epan/packet.h>
  37 #include <epan/resolv.h>
  38 #include "prefs.h"
  39 #include "about_dlg.h"
  40 #include "capture_dlg.h"
  41 #include "color_dlg.h"
  42 #include "filter_prefs.h"
  43 #include "dlg_utils.h"
  44 #include "file_dlg.h"
  45 #include "find_dlg.h"
  46 #include "goto_dlg.h"
  47 #include "summary_dlg.h"
  48 #include "prefs_dlg.h"
  49 #include "packet_win.h"
  50 #include "print.h"
  51 #include "follow_dlg.h"
  52 #include "decode_as_dlg.h"
  53 #include "help_dlg.h"
  54 #include "supported_protos_dlg.h"
  55 #include "proto_dlg.h"
  56 #include "proto_hier_stats_dlg.h"
  57 #include "keys.h"
  58 #include <epan/plugins.h>
  59 #include <epan/epan_dissect.h>
  60 #include "compat_macros.h"
  61 #include "toolbar.h"
  62 #include "gtkglobals.h"
  63 #include "register.h"
  64 #include "../tap.h"
  65 #include "../menu.h"
  66 #include "../ipproto.h"
  67 #include "packet_list.h"
  68 #include "ethclist.h"
  69 #include "recent.h"
  70 #include "../ui_util.h"
  71 #include "proto_draw.h"
  72 #include "endpoint_talkers_table.h"
  73 #include "hostlist_table.h"
  74 #include "simple_dialog.h"
  75 #include <epan/timestamp.h>
  76
  77 GtkWidget *popup_menu_object;
  78
  79 static void
  80 clear_menu_recent_capture_file_cmd_cb(GtkWidget *w, gpointer unused _U_);
  81
  82 typedef struct _menu_item {
  83     char    *name;
  84     gint    group;
  85     gboolean enabled;
  86     GtkItemFactoryCallback callback;
  87     gpointer callback_data;
  88     gboolean (*selected_packet_enabled)(frame_data *, epan_dissect_t *);
  89     gboolean (*selected_tree_row_enabled)(field_info *);
  90     GList *children;
  91 } menu_item_t;
  92
  93 static GList *tap_menu_tree_root = NULL;
  94
  95 static void
  96 merge_all_tap_menus(GList *node);
  97
  98 #define GTK_MENU_FUNC(a) ((GtkItemFactoryCallback)(a))
  99
 100 static void menus_init(void);
 101 static void set_menu_sensitivity (GtkItemFactory *, const gchar *, gint);
 102 static void main_toolbar_show_cb(GtkWidget *w _U_, gpointer d _U_);
 103 static void filter_toolbar_show_cb(GtkWidget *w _U_, gpointer d _U_);
 104 static void packet_list_show_cb(GtkWidget *w _U_, gpointer d _U_);
 105 static void tree_view_show_cb(GtkWidget *w _U_, gpointer d _U_);
 106 static void byte_view_show_cb(GtkWidget *w _U_, gpointer d _U_);
 107 static void statusbar_show_cb(GtkWidget *w _U_, gpointer d _U_);
 108 static void timestamp_absolute_cb(GtkWidget *w _U_, gpointer d _U_);
 109 static void timestamp_absolute_date_cb(GtkWidget *w _U_, gpointer d _U_);
 110 static void timestamp_relative_cb(GtkWidget *w _U_, gpointer d _U_);
 111 static void timestamp_delta_cb(GtkWidget *w _U_, gpointer d _U_);
 112 static void name_resolution_mac_cb(GtkWidget *w _U_, gpointer d _U_);
 113 static void name_resolution_network_cb(GtkWidget *w _U_, gpointer d _U_);
 114 static void name_resolution_transport_cb(GtkWidget *w _U_, gpointer d _U_);
 115 #ifdef HAVE_LIBPCAP
 116 static void auto_scroll_live_cb(GtkWidget *w _U_, gpointer d _U_);
 117 #endif
 118
 119 /* This is the GtkItemFactoryEntry structure used to generate new menus.
 120        Item 1: The menu path. The letter after the underscore indicates an
 121                accelerator key once the menu is open.
 122        Item 2: The accelerator key for the entry
 123        Item 3: The callback function.
 124        Item 4: The callback action.  This changes the parameters with
 125                which the function is called.  The default is 0.
 126        Item 5: The item type, used to define what kind of an item it is.
 127                Here are the possible values:
 128
 129                NULL               -> "<Item>"
 130                ""                 -> "<Item>"
 131                "<Title>"          -> create a title item
 132                "<Item>"           -> create a simple item
 133                "<ImageItem>"      -> create an item holding an image (gtk2)
 134                "<StockItem>"      -> create an item holding a stock image (gtk2)
 135                "<CheckItem>"      -> create a check item
 136                "<ToggleItem>"     -> create a toggle item
 137                "<RadioItem>"      -> create a radio item
 138                <path>             -> path of a radio item to link against
 139                "<Separator>"      -> create a separator
 140                "<Tearoff>"        -> create a tearoff separator (gtk2)
 141                "<Branch>"         -> create an item to hold sub items (optional)
 142                "<LastBranch>"     -> create a right justified branch
 143        Item 6: extra data needed for ImageItem and StockItem (gtk2)
 144     */
 145
 146 /* main menu */
 147 static GtkItemFactoryEntry menu_items[] =
 148 {
 149     ITEM_FACTORY_ENTRY("/_File", NULL, NULL, 0, "<Branch>", NULL),
 150     ITEM_FACTORY_STOCK_ENTRY("/File/_Open...", "<control>O", file_open_cmd_cb,
 151                              0, GTK_STOCK_OPEN),
 152     ITEM_FACTORY_ENTRY("/File/Open _Recent", NULL, NULL, 0, "<Branch>", NULL),
 153     ITEM_FACTORY_ENTRY("/File/_Merge...", NULL, file_merge_cmd_cb, 0, NULL, NULL),
 154     ITEM_FACTORY_STOCK_ENTRY("/File/_Close", "<control>W", file_close_cmd_cb,
 155                              0, GTK_STOCK_CLOSE),
 156     ITEM_FACTORY_ENTRY("/File/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 157     ITEM_FACTORY_STOCK_ENTRY("/File/_Save", "<control>S", file_save_cmd_cb,
 158                              0, GTK_STOCK_SAVE),
 159     ITEM_FACTORY_STOCK_ENTRY("/File/Save _As...", "<shift><control>S", file_save_as_cmd_cb,
 160                              0, GTK_STOCK_SAVE_AS),
 161     ITEM_FACTORY_ENTRY("/File/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 162     ITEM_FACTORY_ENTRY("/File/_Export", NULL, NULL, 0, "<Branch>", NULL),
 163     ITEM_FACTORY_ENTRY("/File/Export/as \"Plain _Text\" file...", NULL, export_text_cmd_cb,
 164                              0, NULL, NULL),
 165     ITEM_FACTORY_ENTRY("/File/Export/as \"_PostScript\" file...", NULL, export_ps_cmd_cb,
 166                              0, NULL, NULL),
 167     ITEM_FACTORY_ENTRY("/File/Export/as XML - \"P_SML\" (packet summary) file...", NULL, export_psml_cmd_cb,
 168                              0, NULL, NULL),
 169     ITEM_FACTORY_ENTRY("/File/Export/as XML - \"P_DML\" (packet details) file...", NULL, export_pdml_cmd_cb,
 170                              0, NULL, NULL),
 171     ITEM_FACTORY_ENTRY("/File/Export/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 172     ITEM_FACTORY_ENTRY("/File/Export/Selected Packet _Bytes...", "<control>H", savehex_cb,
 173                              0, NULL, NULL),
 174     ITEM_FACTORY_ENTRY("/File/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 175     ITEM_FACTORY_STOCK_ENTRY("/File/_Print...", "<control>P", file_print_cmd_cb,
 176                              0, GTK_STOCK_PRINT),
 177     ITEM_FACTORY_ENTRY("/File/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 178     ITEM_FACTORY_STOCK_ENTRY("/File/_Quit", "<control>Q", file_quit_cmd_cb,
 179                              0, GTK_STOCK_QUIT),
 180     ITEM_FACTORY_ENTRY("/_Edit", NULL, NULL, 0, "<Branch>", NULL),
 181 #if 0
 182     /* Un-#if this when we actually implement Cut/Copy/Paste. */
 183     ITEM_FACTORY_STOCK_ENTRY("/Edit/Cut", "<control>X", NULL,
 184                              0, GTK_STOCK_CUT),
 185     ITEM_FACTORY_STOCK_ENTRY("/Edit/Copy", "<control>C", NULL,
 186                              0, GTK_STOCK_COPY),
 187     ITEM_FACTORY_STOCK_ENTRY("/Edit/Paste", "<control>V", NULL,
 188                              0, GTK_STOCK_PASTE),
 189     ITEM_FACTORY_ENTRY("/Edit/<separator>", NULL, NULL, 0, "<Separator>"),
 190 #endif
 191     ITEM_FACTORY_STOCK_ENTRY("/Edit/_Find Packet...", "<control>F",
 192                              find_frame_cb, 0, GTK_STOCK_FIND),
 193     ITEM_FACTORY_STOCK_ENTRY("/Edit/Find Ne_xt", "<control>N", find_next_cb,
 194                              0, GTK_STOCK_GO_FORWARD),
 195     ITEM_FACTORY_STOCK_ENTRY("/Edit/Find Pre_vious", "<control>B",
 196                              find_previous_cb, 0, GTK_STOCK_GO_BACK),
 197     ITEM_FACTORY_ENTRY("/Edit/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 198     ITEM_FACTORY_ENTRY("/Edit/_Time Reference", NULL, NULL, 0, "<Branch>", NULL),
 199     ITEM_FACTORY_ENTRY("/Edit/Time Reference/Set Time Reference (toggle)", "<control>T", reftime_frame_cb, REFTIME_TOGGLE, NULL, NULL),
 200     ITEM_FACTORY_ENTRY("/Edit/Time Reference/Find Next", NULL, reftime_frame_cb, REFTIME_FIND_NEXT, NULL, NULL),
 201     ITEM_FACTORY_ENTRY("/Edit/Time Reference/Find Previous", NULL, reftime_frame_cb, REFTIME_FIND_PREV, NULL, NULL),
 202     ITEM_FACTORY_ENTRY("/Edit/_Mark Packet", "<control>M", mark_frame_cb,
 203                        0, NULL, NULL),
 204     ITEM_FACTORY_ENTRY("/Edit/Mark _All Packets", NULL, mark_all_frames_cb,
 205                        0, NULL, NULL),
 206     ITEM_FACTORY_ENTRY("/Edit/_Unmark All Packets", NULL, unmark_all_frames_cb,
 207                        0, NULL, NULL),
 208     ITEM_FACTORY_ENTRY("/Edit/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 209     ITEM_FACTORY_STOCK_ENTRY("/Edit/_Preferences...", "<shift><control>P", prefs_cb,
 210                              0, GTK_STOCK_PREFERENCES),
 211     ITEM_FACTORY_ENTRY("/_View", NULL, NULL, 0, "<Branch>", NULL),
 212     ITEM_FACTORY_ENTRY("/View/_Main Toolbar", NULL, main_toolbar_show_cb, 0, "<CheckItem>", NULL),
 213     ITEM_FACTORY_ENTRY("/View/_Filter Toolbar", NULL, filter_toolbar_show_cb, 0, "<CheckItem>", NULL),
 214     ITEM_FACTORY_ENTRY("/View/_Statusbar", NULL, statusbar_show_cb, 0, "<CheckItem>", NULL),
 215     ITEM_FACTORY_ENTRY("/View/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 216     ITEM_FACTORY_ENTRY("/View/Packet _List", NULL, packet_list_show_cb, 0, "<CheckItem>", NULL),
 217     ITEM_FACTORY_ENTRY("/View/Packet _Details", NULL, tree_view_show_cb, 0, "<CheckItem>", NULL),
 218     ITEM_FACTORY_ENTRY("/View/Packet _Bytes", NULL, byte_view_show_cb, 0, "<CheckItem>", NULL),
 219     ITEM_FACTORY_ENTRY("/View/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 220     ITEM_FACTORY_ENTRY("/View/_Time Display Format", NULL, NULL, 0, "<Branch>", NULL),
 221     ITEM_FACTORY_ENTRY("/View/Time Display Format/Time of Day", NULL, timestamp_absolute_cb,
 222                         0, "<RadioItem>", NULL),
 223     ITEM_FACTORY_ENTRY("/View/Time Display Format/Date and Time of Day", NULL, timestamp_absolute_date_cb,
 224                         0, "/View/Time Display Format/Time of Day", NULL),
 225     ITEM_FACTORY_ENTRY("/View/Time Display Format/Seconds Since Beginning of Capture", NULL, timestamp_relative_cb,
 226                         0, "/View/Time Display Format/Time of Day", NULL),
 227     ITEM_FACTORY_ENTRY("/View/Time Display Format/Seconds Since Previous Packet", NULL, timestamp_delta_cb,
 228                         0, "/View/Time Display Format/Time of Day", NULL),
 229     ITEM_FACTORY_ENTRY("/View/Name Resol_ution", NULL, NULL, 0, "<Branch>", NULL),
 230     ITEM_FACTORY_ENTRY("/View/Name Resolution/Enable for _MAC Layer", NULL, name_resolution_mac_cb, 0, "<CheckItem>", NULL),
 231     ITEM_FACTORY_ENTRY("/View/Name Resolution/Enable for _Network Layer", NULL, name_resolution_network_cb, 0, "<CheckItem>", NULL),
 232     ITEM_FACTORY_ENTRY("/View/Name Resolution/Enable for _Transport Layer", NULL, name_resolution_transport_cb, 0, "<CheckItem>", NULL),
 233 #ifdef HAVE_LIBPCAP
 234     ITEM_FACTORY_ENTRY("/View/Auto Scroll in Li_ve Capture", NULL, auto_scroll_live_cb, 0, "<CheckItem>", NULL),
 235 #endif
 236     ITEM_FACTORY_ENTRY("/View/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 237     ITEM_FACTORY_STOCK_ENTRY("/View/_Zoom In", "<control>plus", view_zoom_in_cb,
 238                              0, GTK_STOCK_ZOOM_IN),
 239     ITEM_FACTORY_STOCK_ENTRY("/View/Zoom _Out", "<control>minus", view_zoom_out_cb,
 240                              0, GTK_STOCK_ZOOM_OUT),
 241     ITEM_FACTORY_STOCK_ENTRY("/View/_Normal Size", "<control>equal", view_zoom_100_cb,
 242                              0, GTK_STOCK_ZOOM_100),
 243     ITEM_FACTORY_ENTRY("/View/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 244     ITEM_FACTORY_ENTRY("/View/Collapse _All", NULL, collapse_all_cb,
 245                        0, NULL, NULL),
 246     ITEM_FACTORY_ENTRY("/View/_Expand All", NULL, expand_all_cb,
 247                        0, NULL, NULL),
 248     ITEM_FACTORY_ENTRY("/View/Expand Tree", NULL, expand_tree_cb, 0, NULL, NULL),
 249     ITEM_FACTORY_ENTRY("/View/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 250     ITEM_FACTORY_STOCK_ENTRY("/View/_Coloring Rules...", NULL, color_display_cb,
 251                        0, GTK_STOCK_SELECT_COLOR),
 252     ITEM_FACTORY_ENTRY("/View/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 253     ITEM_FACTORY_ENTRY("/View/Show Packet in New _Window", NULL,
 254                        new_window_cb, 0, NULL, NULL),
 255     ITEM_FACTORY_STOCK_ENTRY("/View/_Reload", "<control>R", file_reload_cmd_cb,
 256                              0, GTK_STOCK_REFRESH),
 257     ITEM_FACTORY_ENTRY("/_Go", NULL, NULL, 0, "<Branch>", NULL),
 258     ITEM_FACTORY_STOCK_ENTRY("/Go/_Go to Packet...", "<control>G",
 259                              goto_frame_cb, 0, GTK_STOCK_JUMP_TO),
 260     ITEM_FACTORY_ENTRY("/Go/Go to _Corresponding Packet", NULL, goto_framenum_cb,
 261                        0, NULL, NULL),
 262     ITEM_FACTORY_ENTRY("/Go/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 263     ITEM_FACTORY_STOCK_ENTRY("/Go/_First Packet", NULL,
 264                              goto_top_frame_cb, 0, GTK_STOCK_GOTO_TOP),
 265     ITEM_FACTORY_STOCK_ENTRY("/Go/_Last Packet", NULL,
 266                              goto_bottom_frame_cb, 0, GTK_STOCK_GOTO_BOTTOM),
 267 #ifdef HAVE_LIBPCAP
 268     ITEM_FACTORY_ENTRY("/_Capture", NULL, NULL, 0, "<Branch>", NULL),
 269     ITEM_FACTORY_STOCK_ENTRY("/Capture/_Start...", "<control>K",
 270                              capture_prep_cb, 0, ETHEREAL_STOCK_CAPTURE_START),
 271     ITEM_FACTORY_STOCK_ENTRY("/Capture/S_top", "<control>E", capture_stop_cb,
 272                              0, GTK_STOCK_STOP),
 273     ITEM_FACTORY_STOCK_ENTRY("/Capture/_Capture Filters...", NULL, cfilter_dialog_cb,
 274                        0, ETHEREAL_STOCK_CAPTURE_FILTER),
 275 #endif /* HAVE_LIBPCAP */
 276     ITEM_FACTORY_ENTRY("/_Analyze", NULL, NULL, 0, "<Branch>", NULL),
 277     ITEM_FACTORY_STOCK_ENTRY("/Analyze/_Display Filters...", NULL, dfilter_dialog_cb,
 278                        0, ETHEREAL_STOCK_DISPLAY_FILTER),
 279     ITEM_FACTORY_ENTRY("/Analyze/Appl_y as Filter", NULL, NULL, 0, "<Branch>", NULL),
 280     ITEM_FACTORY_ENTRY("/Analyze/Apply as Filter/_Selected", NULL, match_selected_ptree_cb,
 281                        MATCH_SELECTED_REPLACE|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 282     ITEM_FACTORY_ENTRY("/Analyze/Apply as Filter/_Not Selected", NULL, match_selected_ptree_cb,
 283                        MATCH_SELECTED_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 284     ITEM_FACTORY_ENTRY("/Analyze/Apply as Filter/... _and Selected", NULL, match_selected_ptree_cb,
 285                        MATCH_SELECTED_AND|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 286     ITEM_FACTORY_ENTRY("/Analyze/Apply as Filter/... _or Selected", NULL, match_selected_ptree_cb,
 287                        MATCH_SELECTED_OR|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 288     ITEM_FACTORY_ENTRY("/Analyze/Apply as Filter/... a_nd not Selected", NULL, match_selected_ptree_cb,
 289                        MATCH_SELECTED_AND_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 290     ITEM_FACTORY_ENTRY("/Analyze/Apply as Filter/... o_r not Selected", NULL, match_selected_ptree_cb,
 291                        MATCH_SELECTED_OR_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 292     ITEM_FACTORY_ENTRY("/Analyze/_Prepare a Filter", NULL, NULL, 0, "<Branch>", NULL),
 293     ITEM_FACTORY_ENTRY("/Analyze/Prepare a Filter/_Selected", NULL, match_selected_ptree_cb,
 294                        MATCH_SELECTED_REPLACE, NULL, NULL),
 295     ITEM_FACTORY_ENTRY("/Analyze/Prepare a Filter/_Not Selected", NULL, match_selected_ptree_cb,
 296                        MATCH_SELECTED_NOT, NULL, NULL),
 297     ITEM_FACTORY_ENTRY("/Analyze/Prepare a Filter/... _and Selected", NULL, match_selected_ptree_cb,
 298                        MATCH_SELECTED_AND, NULL, NULL),
 299     ITEM_FACTORY_ENTRY("/Analyze/Prepare a Filter/... _or Selected", NULL, match_selected_ptree_cb,
 300                        MATCH_SELECTED_OR, NULL, NULL),
 301     ITEM_FACTORY_ENTRY("/Analyze/Prepare a Filter/... a_nd not Selected", NULL, match_selected_ptree_cb,
 302                        MATCH_SELECTED_AND_NOT, NULL, NULL),
 303     ITEM_FACTORY_ENTRY("/Analyze/Prepare a Filter/... o_r not Selected", NULL, match_selected_ptree_cb,
 304                        MATCH_SELECTED_OR_NOT, NULL, NULL),
 305     ITEM_FACTORY_ENTRY("/Analyze/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 306     ITEM_FACTORY_ENTRY("/Analyze/_Enabled Protocols...", "<shift><control>R", proto_cb, 0, NULL, NULL),
 307     ITEM_FACTORY_ENTRY("/Analyze/Decode _As...", NULL, decode_as_cb,
 308                        0, NULL, NULL),
 309     ITEM_FACTORY_ENTRY("/Analyze/_User Specified Decodes...", NULL,
 310                        decode_show_cb, 0, NULL, NULL),
 311     ITEM_FACTORY_ENTRY("/Analyze/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 312     ITEM_FACTORY_ENTRY("/Analyze/_Follow TCP Stream", NULL,
 313                        follow_stream_cb, 0, NULL, NULL),
 314     ITEM_FACTORY_ENTRY("/_Statistics", NULL, NULL, 0, "<Branch>", NULL),
 315     ITEM_FACTORY_ENTRY("/Statistics/_Summary", NULL, summary_open_cb, 0, NULL, NULL),
 316     ITEM_FACTORY_ENTRY("/Statistics/_Protocol Hierarchy", NULL,
 317                        proto_hier_stats_cb, 0, NULL, NULL),
 318     ITEM_FACTORY_ENTRY("/Statistics/Conversations", NULL,
 319                        init_ett_notebook_cb, 0, NULL, NULL),
 320     ITEM_FACTORY_ENTRY("/Statistics/Endpoints", NULL,
 321                        init_hostlist_notebook_cb, 0, NULL, NULL),
 322     ITEM_FACTORY_ENTRY("/_Help", NULL, NULL, 0, "<Branch>", NULL),
 323     ITEM_FACTORY_STOCK_ENTRY("/Help/_Contents", "F1", help_cb, 0, GTK_STOCK_HELP),
 324     ITEM_FACTORY_ENTRY("/Help/_Supported Protocols", NULL, supported_cb, 0, NULL, NULL),
 325     ITEM_FACTORY_ENTRY("/Help/Manual Pages", NULL, NULL, 0, "<Branch>", NULL),
 326     ITEM_FACTORY_ENTRY("/Help/Manual Pages/Ethereal", NULL, url_localpage_cb, LOCALPAGE_MAN_ETHEREAL, NULL, NULL),
 327     ITEM_FACTORY_ENTRY("/Help/Manual Pages/Ethereal Filter", NULL, url_localpage_cb, LOCALPAGE_MAN_ETHEREAL_FILTER, NULL, NULL),
 328     ITEM_FACTORY_ENTRY("/Help/Manual Pages/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 329     ITEM_FACTORY_ENTRY("/Help/Manual Pages/Tethereal", NULL, url_localpage_cb, LOCALPAGE_MAN_TETHEREAL, NULL, NULL),
 330     ITEM_FACTORY_ENTRY("/Help/Manual Pages/Mergecap", NULL, url_localpage_cb, LOCALPAGE_MAN_MERGECAP, NULL, NULL),
 331     ITEM_FACTORY_ENTRY("/Help/Manual Pages/Editcap", NULL, url_localpage_cb, LOCALPAGE_MAN_EDITCAP, NULL, NULL),
 332     ITEM_FACTORY_ENTRY("/Help/Manual Pages/Text2pcap", NULL, url_localpage_cb, LOCALPAGE_MAN_TEXT2PCAP, NULL, NULL),
 333     ITEM_FACTORY_ENTRY("/Help/Ethereal Online", NULL, NULL, 0, "<Branch>", NULL),
 334     ITEM_FACTORY_STOCK_ENTRY("/Help/Ethereal Online/Home Page", NULL, url_onlinepage_cb, ONLINEPAGE_HOME, GTK_STOCK_HOME),
 335     ITEM_FACTORY_ENTRY("/Help/Ethereal Online/User's Guide", NULL, url_onlinepage_cb, ONLINEPAGE_USERGUIDE, NULL, NULL),
 336     ITEM_FACTORY_ENTRY("/Help/Ethereal Online/FAQ's", NULL, url_onlinepage_cb, ONLINEPAGE_FAQ, NULL, NULL),
 337     ITEM_FACTORY_ENTRY("/Help/Ethereal Online/Downloads", NULL, url_onlinepage_cb, ONLINEPAGE_DOWNLOAD, NULL, NULL),
 338     ITEM_FACTORY_ENTRY("/Help/Ethereal Online/Example Files", NULL, url_onlinepage_cb, ONLINEPAGE_SAMPLE, NULL, NULL),
 339     ITEM_FACTORY_ENTRY("/Help/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 340     ITEM_FACTORY_ENTRY("/Help/_About Ethereal", NULL, about_ethereal_cb,
 341                        0, NULL, NULL)
 342 };
 343
 344
 345 /* calculate the number of menu_items */
 346 static int nmenu_items = sizeof(menu_items) / sizeof(menu_items[0]);
 347
 348 /* packet list popup */
 349 static GtkItemFactoryEntry packet_list_menu_items[] =
 350 {
 351     ITEM_FACTORY_ENTRY("/Follow TCP Stream", NULL, follow_stream_cb,
 352                        0, NULL, NULL),
 353     ITEM_FACTORY_ENTRY("/Decode As...", NULL, decode_as_cb, 0, NULL, NULL),
 354     ITEM_FACTORY_ENTRY("/Display Filters...", NULL, dfilter_dialog_cb,
 355                        0, NULL, NULL),
 356     ITEM_FACTORY_ENTRY("/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 357     ITEM_FACTORY_ENTRY("/Mark Packet", NULL, mark_frame_cb, 0, NULL, NULL),
 358     ITEM_FACTORY_ENTRY("/Time Reference", NULL, NULL, 0, "<Branch>", NULL),
 359     ITEM_FACTORY_ENTRY("/Time Reference/Set Time Reference (toggle)", NULL, reftime_frame_cb, REFTIME_TOGGLE, NULL, NULL),
 360     ITEM_FACTORY_ENTRY("/Time Reference/Find Next", NULL, reftime_frame_cb, REFTIME_FIND_NEXT, NULL, NULL),
 361     ITEM_FACTORY_ENTRY("/Time Reference/Find Previous", NULL, reftime_frame_cb, REFTIME_FIND_PREV, NULL, NULL),
 362     ITEM_FACTORY_ENTRY("/Apply as Filter", NULL, NULL, 0, "<Branch>", NULL),
 363     ITEM_FACTORY_ENTRY("/Apply as Filter/_Selected", NULL, match_selected_plist_cb,
 364                        MATCH_SELECTED_REPLACE|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 365     ITEM_FACTORY_ENTRY("/Apply as Filter/_Not Selected", NULL, match_selected_plist_cb,
 366                        MATCH_SELECTED_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 367     ITEM_FACTORY_ENTRY("/Apply as Filter/... _and Selected", NULL, match_selected_plist_cb,
 368                        MATCH_SELECTED_AND|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 369     ITEM_FACTORY_ENTRY("/Apply as Filter/... _or Selected", NULL, match_selected_plist_cb,
 370                        MATCH_SELECTED_OR|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 371     ITEM_FACTORY_ENTRY("/Apply as Filter/... a_nd not Selected", NULL, match_selected_plist_cb,
 372                        MATCH_SELECTED_AND_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 373     ITEM_FACTORY_ENTRY("/Apply as Filter/... o_r not Selected", NULL, match_selected_plist_cb,
 374                        MATCH_SELECTED_OR_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 375
 376     ITEM_FACTORY_ENTRY("/Prepare a Filter", NULL, NULL, 0, "<Branch>", NULL),
 377     ITEM_FACTORY_ENTRY("/Prepare a Filter/_Selected", NULL, match_selected_plist_cb,
 378                        MATCH_SELECTED_REPLACE, NULL, NULL),
 379     ITEM_FACTORY_ENTRY("/Prepare a Filter/_Not Selected", NULL, match_selected_plist_cb,
 380                        MATCH_SELECTED_NOT, NULL, NULL),
 381     ITEM_FACTORY_ENTRY("/Prepare a Filter/... _and Selected", NULL, match_selected_plist_cb,
 382                        MATCH_SELECTED_AND, NULL, NULL),
 383     ITEM_FACTORY_ENTRY("/Prepare a Filter/... _or Selected", NULL, match_selected_plist_cb,
 384                        MATCH_SELECTED_OR, NULL, NULL),
 385     ITEM_FACTORY_ENTRY("/Prepare a Filter/... a_nd not Selected", NULL, match_selected_plist_cb,
 386                        MATCH_SELECTED_AND_NOT, NULL, NULL),
 387     ITEM_FACTORY_ENTRY("/Prepare a Filter/... o_r not Selected", NULL, match_selected_plist_cb,
 388                        MATCH_SELECTED_OR_NOT, NULL, NULL),
 389
 390     ITEM_FACTORY_ENTRY("/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 391     ITEM_FACTORY_ENTRY("/Coloring Rules...", NULL, color_display_cb,
 392                        0, NULL, NULL),
 393     ITEM_FACTORY_ENTRY("/Print...", NULL, file_print_cmd_cb, 0, NULL, NULL),
 394     ITEM_FACTORY_ENTRY("/Show Packet in New Window", NULL, new_window_cb,
 395                        0, NULL, NULL),
 396 };
 397
 398 static GtkItemFactoryEntry tree_view_menu_items[] =
 399 {
 400     ITEM_FACTORY_ENTRY("/Follow TCP Stream", NULL, follow_stream_cb,
 401                        0, NULL, NULL),
 402     ITEM_FACTORY_ENTRY("/Decode As...", NULL, decode_as_cb, 0, NULL, NULL),
 403     ITEM_FACTORY_ENTRY("/Display Filters...", NULL, dfilter_dialog_cb,
 404                        0, NULL, NULL),
 405     ITEM_FACTORY_ENTRY("/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 406     ITEM_FACTORY_ENTRY("/_Resolve Name", NULL, resolve_name_cb, 0, NULL, NULL),
 407     ITEM_FACTORY_ENTRY("/_Go to Corresponding Packet", NULL, goto_framenum_cb, 0, NULL, NULL),
 408     ITEM_FACTORY_ENTRY("/_Export Selected Packet Bytes...", NULL, savehex_cb,
 409                        0, NULL, NULL),
 410     ITEM_FACTORY_ENTRY("/Protocol Properties...", NULL, properties_cb,
 411                        0, NULL, NULL),
 412     ITEM_FACTORY_ENTRY("/Apply as Filter", NULL, NULL, 0, "<Branch>", NULL),
 413     ITEM_FACTORY_ENTRY("/Apply as Filter/_Selected", NULL, match_selected_ptree_cb,
 414                        MATCH_SELECTED_REPLACE|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 415     ITEM_FACTORY_ENTRY("/Apply as Filter/_Not Selected", NULL, match_selected_ptree_cb,
 416                        MATCH_SELECTED_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 417     ITEM_FACTORY_ENTRY("/Apply as Filter/... _and Selected", NULL, match_selected_ptree_cb,
 418                        MATCH_SELECTED_AND|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 419     ITEM_FACTORY_ENTRY("/Apply as Filter/... _or Selected", NULL, match_selected_ptree_cb,
 420                        MATCH_SELECTED_OR|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 421     ITEM_FACTORY_ENTRY("/Apply as Filter/... a_nd not Selected", NULL, match_selected_ptree_cb,
 422                        MATCH_SELECTED_AND_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 423     ITEM_FACTORY_ENTRY("/Apply as Filter/... o_r not Selected", NULL, match_selected_ptree_cb,
 424                        MATCH_SELECTED_OR_NOT|MATCH_SELECTED_APPLY_NOW, NULL, NULL),
 425
 426     ITEM_FACTORY_ENTRY("/Prepare a Filter", NULL, NULL, 0, "<Branch>", NULL),
 427     ITEM_FACTORY_ENTRY("/Prepare a Filter/_Selected", NULL, match_selected_ptree_cb,
 428                        MATCH_SELECTED_REPLACE, NULL, NULL),
 429     ITEM_FACTORY_ENTRY("/Prepare a Filter/_Not Selected", NULL, match_selected_ptree_cb,
 430                        MATCH_SELECTED_NOT, NULL, NULL),
 431     ITEM_FACTORY_ENTRY("/Prepare a Filter/... _and Selected", NULL, match_selected_ptree_cb,
 432                        MATCH_SELECTED_AND, NULL, NULL),
 433     ITEM_FACTORY_ENTRY("/Prepare a Filter/... _or Selected", NULL, match_selected_ptree_cb,
 434                        MATCH_SELECTED_OR, NULL, NULL),
 435     ITEM_FACTORY_ENTRY("/Prepare a Filter/... a_nd not Selected", NULL, match_selected_ptree_cb,
 436                        MATCH_SELECTED_AND_NOT, NULL, NULL),
 437     ITEM_FACTORY_ENTRY("/Prepare a Filter/... o_r not Selected", NULL, match_selected_ptree_cb,
 438                        MATCH_SELECTED_OR_NOT, NULL, NULL),
 439     ITEM_FACTORY_ENTRY("/<separator>", NULL, NULL, 0, "<Separator>", NULL),
 440     ITEM_FACTORY_ENTRY("/Collapse All", NULL, collapse_all_cb, 0, NULL, NULL),
 441     ITEM_FACTORY_ENTRY("/Expand All", NULL, expand_all_cb, 0, NULL, NULL),
 442     ITEM_FACTORY_ENTRY("/Expand Tree", NULL, expand_tree_cb, 0, NULL, NULL)
 443 };
 444
 445 static GtkItemFactoryEntry hexdump_menu_items[] =
 446 {
 447     ITEM_FACTORY_ENTRY("/Follow TCP Stream", NULL, follow_stream_cb,
 448                        0, NULL, NULL),
 449     ITEM_FACTORY_ENTRY("/Decode As...", NULL, decode_as_cb, 0, NULL, NULL),
 450     ITEM_FACTORY_ENTRY("/Display Filters...", NULL, dfilter_dialog_cb,
 451                        0, NULL, NULL),
 452     ITEM_FACTORY_ENTRY("/Export Selected Packet Bytes...", NULL, savehex_cb,
 453                        0, NULL, NULL)
 454 };
 455
 456 static int initialize = TRUE;
 457 static GtkItemFactory *main_menu_factory = NULL;
 458 static GtkItemFactory *packet_list_menu_factory = NULL;
 459 static GtkItemFactory *tree_view_menu_factory = NULL;
 460 static GtkItemFactory *hexdump_menu_factory = NULL;
 461
 462 static GSList *popup_menu_list = NULL;
 463
 464 static GtkAccelGroup *grp;
 465
 466 GtkWidget *
 467 main_menu_new(GtkAccelGroup ** table) {
 468   GtkWidget *menubar;
 469
 470   grp = gtk_accel_group_new();
 471
 472   if (initialize)
 473     menus_init();
 474
 475   menubar = main_menu_factory->widget;
 476
 477   if (table)
 478     *table = grp;
 479
 480   return menubar;
 481 }
 482
 483 static void
 484 menus_init(void) {
 485   if (initialize) {
 486     initialize = FALSE;
 487
 488     /* popup */
 489     packet_list_menu_factory = gtk_item_factory_new(GTK_TYPE_MENU, "<main>", NULL);
 490     popup_menu_object = gtk_menu_new();
 491     gtk_item_factory_create_items_ac(packet_list_menu_factory, sizeof(packet_list_menu_items)/sizeof(packet_list_menu_items[0]), packet_list_menu_items, popup_menu_object, 2);
 492     OBJECT_SET_DATA(popup_menu_object, PM_PACKET_LIST_KEY,
 493                     packet_list_menu_factory->widget);
 494     popup_menu_list = g_slist_append((GSList *)popup_menu_list, packet_list_menu_factory);
 495
 496     tree_view_menu_factory = gtk_item_factory_new(GTK_TYPE_MENU, "<main>", NULL);
 497     gtk_item_factory_create_items_ac(tree_view_menu_factory, sizeof(tree_view_menu_items)/sizeof(tree_view_menu_items[0]), tree_view_menu_items, popup_menu_object, 2);
 498     OBJECT_SET_DATA(popup_menu_object, PM_TREE_VIEW_KEY,
 499                     tree_view_menu_factory->widget);
 500     popup_menu_list = g_slist_append((GSList *)popup_menu_list, tree_view_menu_factory);
 501
 502     hexdump_menu_factory = gtk_item_factory_new(GTK_TYPE_MENU, "<main>", NULL);
 503     gtk_item_factory_create_items_ac(hexdump_menu_factory, sizeof(hexdump_menu_items)/sizeof(hexdump_menu_items[0]), hexdump_menu_items, popup_menu_object, 2);
 504     OBJECT_SET_DATA(popup_menu_object, PM_HEXDUMP_KEY,
 505                     hexdump_menu_factory->widget);
 506     popup_menu_list = g_slist_append((GSList *)popup_menu_list, hexdump_menu_factory);
 507
 508     /* main */
 509     main_menu_factory = gtk_item_factory_new(GTK_TYPE_MENU_BAR, "<main>", grp);
 510     gtk_item_factory_create_items_ac(main_menu_factory, nmenu_items, menu_items, NULL, 2);
 511
 512     merge_all_tap_menus(tap_menu_tree_root);
 513
 514     /* Initialize enabled/disabled state of menu items */
 515     set_menus_for_unsaved_capture_file(FALSE);
 516     set_menus_for_capture_file(FALSE);
 517 #if 0
 518     /* Un-#if this when we actually implement Cut/Copy/Paste.
 519        Then make sure you enable them when they can be done. */
 520     set_menu_sensitivity(main_menu_factory, "/Edit/Cut", FALSE);
 521     set_menu_sensitivity(main_menu_factory, "/Edit/Copy", FALSE);
 522     set_menu_sensitivity(main_menu_factory, "/Edit/Paste", FALSE);
 523 #endif
 524
 525     set_menus_for_captured_packets(FALSE);
 526     set_menus_for_selected_packet(&cfile);
 527     set_menus_for_selected_tree_row(&cfile);
 528
 529     /* init with an empty recent files list */
 530     clear_menu_recent_capture_file_cmd_cb(NULL, NULL);
 531   }
 532 }
 533
 534
 535 gint tap_menu_item_add_compare(gconstpointer a, gconstpointer b)
 536 {
 537     return strcmp(
 538         ((const menu_item_t *) a)->name,
 539         ((const menu_item_t *) b)->name);
 540 }
 541
 542
 543 /* add a menuitem below the current node */
 544 GList * tap_menu_item_add(
 545     char *name,
 546     gint group,
 547     GtkItemFactoryCallback callback,
 548     gboolean (*selected_packet_enabled)(frame_data *, epan_dissect_t *),
 549     gboolean (*selected_tree_row_enabled)(field_info *),
 550     gpointer callback_data,
 551         GList *curnode)
 552 {
 553     menu_item_t *curr;
 554     menu_item_t *child;
 555
 556
 557     child = g_malloc(sizeof (menu_item_t));
 558     child->group            = group;
 559     child->name             = name;
 560     child->callback         = callback;
 561     child->selected_packet_enabled = selected_packet_enabled;
 562     child->selected_tree_row_enabled = selected_tree_row_enabled;
 563     child->callback_data    = callback_data;
 564     child->enabled          = FALSE;
 565     child->children         = NULL;
 566
 567     /* insert the new child node into the parent */
 568     curr = curnode->data;
 569     curr->children = g_list_insert_sorted(curr->children, child, tap_menu_item_add_compare);
 570
 571     /* return the new node */
 572     /* XXX: improve this */
 573     return g_list_find(curr->children, child);
 574 }
 575
 576 /*
 577  * Add a new menu item for a tap.
 578  * This must be called after we've created the main menu, so it can't
 579  * be called from the routine that registers taps - we have to introduce
 580  * another per-tap registration routine.
 581  *
 582  * "callback" gets called when the menu item is selected; it should do
 583  * the work of creating the tap window.
 584  *
 585  * "selected_packet_enabled" gets called by "set_menus_for_selected_packet()";
 586  * it's passed a Boolean that's TRUE if a packet is selected and FALSE
 587  * otherwise, and should return TRUE if the tap will work now (which
 588  * might depend on whether a packet is selected and, if one is, on the
 589  * packet) and FALSE if not.
 590  *
 591  * "selected_tree_row_enabled" gets called by
 592  * "set_menus_for_selected_tree_row()"; it's passed a Boolean that's TRUE if
 593  * a protocol tree row is selected and FALSE otherwise, and should return
 594  * TRUE if the tap will work now (which might depend on whether a tree row
 595  * is selected and, if one is, on the tree row) and FALSE if not.
 596  */
 597 void
 598 register_tap_menu_item(
 599     char *name,
 600     REGISTER_TAP_GROUP_E group,
 601     GtkItemFactoryCallback callback,
 602     gboolean (*selected_packet_enabled)(frame_data *, epan_dissect_t *),
 603     gboolean (*selected_tree_row_enabled)(field_info *),
 604     gpointer callback_data)
 605 {
 606     /*static const char toolspath[] = "/Statistics/";*/
 607     char *toolspath;
 608     char *p;
 609     char *menupath;
 610     size_t menupathlen;
 611     menu_item_t *child;
 612     GList *curnode;
 613     GList *childnode;
 614
 615     /*
 616      * The menu path must be relative.
 617      */
 618     g_assert(*name != '/');
 619
 620     switch(group) {
 621     case(REGISTER_TAP_GROUP_GENERIC): toolspath = "/Statistics/"; break;
 622     case(REGISTER_TAP_GROUP_CONVERSATION_LIST): toolspath = "/Statistics/_Conversation List/"; break;
 623     case(REGISTER_TAP_GROUP_ENDPOINT_LIST): toolspath = "/Statistics/_Endpoint List/"; break;
 624     case(REGISTER_TAP_GROUP_RESPONSE_TIME): toolspath = "/Statistics/Service _Response Time/"; break;
 625     case(REGISTER_TAP_GROUP_NONE): toolspath = "/Statistics/"; break;
 626     default:
 627         g_assert(0);
 628         toolspath = NULL;
 629     }
 630
 631     /* add the (empty) root node, if not already done */
 632     if(tap_menu_tree_root == NULL) {
 633         child = g_malloc0(sizeof (menu_item_t));
 634         tap_menu_tree_root = g_list_append(NULL, child);
 635     }
 636
 637     /*
 638      * Create any submenus required.
 639      */
 640     curnode = tap_menu_tree_root;
 641     p = name;
 642     while ((p = strchr(p, '/')) != NULL) {
 643         /*
 644          * OK, everything between "name" and "p" is
 645          * a menu relative subtree into which the menu item
 646          * will be placed.
 647          *
 648          * Construct the absolute path name of that subtree.
 649          */
 650         menupathlen = strlen(toolspath) + 1 + (p - name);
 651         menupath = g_malloc(menupathlen);
 652         strcpy(menupath, toolspath);
 653         strncat(menupath, name, p - name);
 654
 655         /*
 656          * Does there exist an entry with that path at this
 657          * level of the Analyze menu tree?
 658          */
 659         child = curnode->data;
 660         for (childnode = child->children; childnode != NULL; childnode = childnode->next) {
 661             child = childnode->data;
 662             if (strcmp(child->name, menupath) == 0)
 663                 break;
 664         }
 665         if (childnode == NULL) {
 666             /*
 667              * No.  Create such an item as a subtree, and
 668              * add it to the Tools menu tree.
 669              */
 670             childnode = tap_menu_item_add(
 671                 menupath, group, NULL, NULL ,NULL, NULL, curnode);
 672         } else {
 673             /*
 674              * Yes.  We don't need this "menupath" any longer.
 675              */
 676             g_free(menupath);
 677         }
 678         curnode = childnode;
 679
 680         /*
 681          * Skip over the '/' we found.
 682          */
 683         p++;
 684     }
 685
 686     /*
 687      * Construct the main menu path for the menu item.
 688      */
 689     menupathlen = strlen(toolspath) + 1 + strlen(name);
 690     menupath = g_malloc(menupathlen);
 691     strcpy(menupath, toolspath);
 692     strcat(menupath, name);
 693
 694     /*
 695      * Construct an item factory entry for the item, and add it to
 696      * the main menu.
 697      */
 698     tap_menu_item_add(
 699         menupath, group, callback,
 700         selected_packet_enabled, selected_tree_row_enabled,
 701         callback_data, curnode);
 702 }
 703
 704
 705 guint merge_tap_menus_layered(GList *node, gint group) {
 706     GtkItemFactoryEntry *entry;
 707     GList       *child;
 708     guint       added = 0;
 709     menu_item_t *node_data = node->data;
 710
 711     /*
 712      * Is this a leaf node or an interior node?
 713      */
 714     if (node_data->children == NULL) {
 715         /*
 716          * It's a leaf node.
 717          */
 718
 719         /*
 720          * The root node doesn't correspond to a menu tree item; it
 721          * has a null name pointer.
 722          */
 723         if (node_data->name != NULL && group == node_data->group) {
 724             entry = g_malloc0(sizeof (GtkItemFactoryEntry));
 725             entry->path = node_data->name;
 726             entry->callback = node_data->callback;
 727             gtk_item_factory_create_item(main_menu_factory, entry, node_data->callback_data, 2);
 728             set_menu_sensitivity(main_menu_factory, node_data->name, FALSE); /* no capture file yet */
 729             added++;
 730         }
 731     } else {
 732         /*
 733          * It's an interior node; call
 734          * "merge_tap_menus_layered()" on all its children
 735          */
 736
 737         /*
 738          * The root node doesn't correspond to a menu tree item; it
 739          * has a null name pointer.
 740          */
 741         if (node_data->name != NULL && group == node_data->group) {
 742             entry = g_malloc0(sizeof (GtkItemFactoryEntry));
 743             entry->path = node_data->name;
 744             entry->item_type = "<Branch>";
 745             gtk_item_factory_create_item(main_menu_factory, entry,
 746                 NULL, 2);
 747             set_menu_sensitivity(main_menu_factory, node_data->name,
 748                 FALSE);    /* no children yet */
 749             added++;
 750         }
 751
 752         for (child = node_data->children; child != NULL; child =
 753             child->next) {
 754             added += merge_tap_menus_layered(child, group);
 755         }
 756     }
 757
 758     return added;
 759 }
 760
 761
 762 void merge_all_tap_menus(GList *node) {
 763     GtkItemFactoryEntry *entry;
 764
 765     entry = g_malloc0(sizeof (GtkItemFactoryEntry));
 766     entry->item_type = "<Separator>";
 767     entry->path = "/Statistics/";
 768
 769     /*
 770      * merge only the menu items of the specific group,
 771      * and then append a seperator
 772      */
 773     if (merge_tap_menus_layered(node, REGISTER_TAP_GROUP_GENERIC)) {
 774         gtk_item_factory_create_item(main_menu_factory, entry, NULL, 2);
 775     }
 776     if (merge_tap_menus_layered(node, REGISTER_TAP_GROUP_CONVERSATION_LIST)) {
 777         /*gtk_item_factory_create_item(main_menu_factory, entry, NULL, 2);*/
 778     }
 779     if (merge_tap_menus_layered(node, REGISTER_TAP_GROUP_ENDPOINT_LIST)) {
 780         /*gtk_item_factory_create_item(main_menu_factory, entry, NULL, 2);*/
 781     }
 782     if (merge_tap_menus_layered(node, REGISTER_TAP_GROUP_RESPONSE_TIME)) {
 783         gtk_item_factory_create_item(main_menu_factory, entry, NULL, 2);
 784     }
 785     if (merge_tap_menus_layered(node, REGISTER_TAP_GROUP_NONE)) {
 786         /*gtk_item_factory_create_item(main_menu_factory, entry, NULL, 2);*/
 787     }
 788 }
 789
 790
 791
 792 /*
 793  * Enable/disable menu sensitivity.
 794  */
 795 static void
 796 set_menu_sensitivity(GtkItemFactory *ifactory, const gchar *path, gint val)
 797 {
 798   GSList *menu_list;
 799   GtkWidget *menu_item;
 800   gchar *dup;
 801   gchar *dest;
 802
 803
 804   /* the underscore character regularly confuses things, as it will prevent finding
 805    * the menu_item, so it has to be removed first */
 806   dup = g_strdup(path);
 807   dest = dup;
 808   while(*path) {
 809       if (*path != '_') {
 810         *dest = *path;
 811         dest++;
 812       }
 813       path++;
 814   }
 815   *dest = '\0';
 816
 817   if (ifactory == NULL) {
 818     /*
 819      * Do it for all pop-up menus.
 820      */
 821     for (menu_list = popup_menu_list; menu_list != NULL;
 822          menu_list = g_slist_next(menu_list))
 823       set_menu_sensitivity(menu_list->data, dup, val);
 824   } else {
 825     /*
 826      * Do it for that particular menu.
 827      */
 828     if ((menu_item = gtk_item_factory_get_widget(ifactory, dup)) != NULL) {
 829       if (GTK_IS_MENU(menu_item)) {
 830         /*
 831          * "dup" refers to a submenu; "gtk_item_factory_get_widget()"
 832          * gets the menu, not the item that, when selected, pops up
 833          * the submenu.
 834          *
 835          * We have to change the latter item's sensitivity, so that
 836          * it shows up normally if sensitive and grayed-out if
 837          * insensitive.
 838          */
 839         menu_item = gtk_menu_get_attach_widget(GTK_MENU(menu_item));
 840       }
 841       gtk_widget_set_sensitive(menu_item, val);
 842     } else{
 843       /* be sure this menu item *is* existing */
 844       g_assert_not_reached();
 845     }
 846   }
 847
 848   g_free(dup);
 849 }
 850
 851 void
 852 set_menu_object_data_meat(GtkItemFactory *ifactory, gchar *path, gchar *key, gpointer data)
 853 {
 854         GtkWidget *menu = NULL;
 855
 856         if ((menu = gtk_item_factory_get_widget(ifactory, path)) != NULL)
 857                 OBJECT_SET_DATA(menu, key, data);
 858 }
 859
 860 void
 861 set_menu_object_data (gchar *path, gchar *key, gpointer data) {
 862   GSList *menu_list = popup_menu_list;
 863   gchar *shortpath = strrchr(path, '/');
 864
 865   set_menu_object_data_meat(main_menu_factory, path, key, data);
 866   while (menu_list != NULL) {
 867         set_menu_object_data_meat(menu_list->data, shortpath, key, data);
 868         menu_list = g_slist_next(menu_list);
 869   }
 870 }
 871
 872
 873 /* Recently used capture files submenu:
 874  * Submenu containing the recently used capture files.
 875  * The capture filenames are always kept with the absolute path, to be independant
 876  * of the current path.
 877  * They are only stored inside the labels of the submenu (no separate list). */
 878
 879 #define MENU_RECENT_FILES_PATH "/File/Open Recent"
 880 #define MENU_RECENT_FILES_KEY "Recent File Name"
 881
 882 void
 883 update_menu_recent_capture_file1(GtkWidget *widget, gpointer cnt) {
 884     gchar *widget_cf_name;
 885
 886     widget_cf_name = OBJECT_GET_DATA(widget, MENU_RECENT_FILES_KEY);
 887
 888     /* if this menu item is a file, count it */
 889     if (widget_cf_name) {
 890         (*(guint *)cnt)++;
 891     }
 892 }
 893
 894
 895 /* update the menu */
 896 void
 897 update_menu_recent_capture_file(GtkWidget *submenu_recent_files) {
 898     guint cnt = 0;
 899
 900     gtk_container_foreach(GTK_CONTAINER(submenu_recent_files),
 901                 update_menu_recent_capture_file1, &cnt);
 902
 903     /* make parent menu item sensitive only, if we have any valid files in the list */
 904     set_menu_sensitivity(main_menu_factory, MENU_RECENT_FILES_PATH, cnt);
 905 }
 906
 907
 908 /* remove the capture filename from the "Recent Files" menu */
 909 void
 910 remove_menu_recent_capture_file(GtkWidget *widget, gpointer unused _U_) {
 911     GtkWidget *submenu_recent_files;
 912     gchar *widget_cf_name;
 913
 914
 915     widget_cf_name = OBJECT_GET_DATA(widget, MENU_RECENT_FILES_KEY);
 916     g_free(widget_cf_name);
 917
 918     /* get the submenu container item */
 919     submenu_recent_files = gtk_item_factory_get_widget(main_menu_factory, MENU_RECENT_FILES_PATH);
 920
 921     /* XXX: is this all we need to do, to free the menu item and its label?
 922        The reference count of widget will go to 0, so it'll be freed;
 923        will that free the label? */
 924     gtk_container_remove(GTK_CONTAINER(submenu_recent_files), widget);
 925 }
 926
 927
 928 /* callback, if the user pushed the <Clear File List> item */
 929 static void
 930 clear_menu_recent_capture_file_cmd_cb(GtkWidget *w _U_, gpointer unused _U_) {
 931     GtkWidget *submenu_recent_files;
 932
 933
 934     submenu_recent_files = gtk_item_factory_get_widget(main_menu_factory, MENU_RECENT_FILES_PATH);
 935
 936     gtk_container_foreach(GTK_CONTAINER(submenu_recent_files),
 937                 remove_menu_recent_capture_file, NULL);
 938
 939     update_menu_recent_capture_file(submenu_recent_files);
 940 }
 941
 942
 943 /* callback, if the user pushed a recent file submenu item */
 944 void
 945 menu_open_recent_file_cmd(GtkWidget *w)
 946 {
 947         GtkWidget *submenu_recent_files;
 948         GtkWidget *menu_item_child;
 949         gchar     *cf_name;
 950         int       err;
 951
 952         submenu_recent_files = gtk_item_factory_get_widget(main_menu_factory, MENU_RECENT_FILES_PATH);
 953
 954         /* get capture filename from the menu item label */
 955         menu_item_child = (GTK_BIN(w))->child;
 956         gtk_label_get(GTK_LABEL(menu_item_child), &cf_name);
 957
 958         /* open and read the capture file (this will close an existing file) */
 959         if ((err = cf_open(cf_name, FALSE, &cfile)) == 0) {
 960                 cf_read(&cfile);
 961         } else {
 962                 /* the capture file isn't existing any longer, remove menu item */
 963                 /* XXX: ask user to remove item, it's maybe only a temporary problem */
 964                 remove_menu_recent_capture_file(w, NULL);
 965         }
 966
 967         update_menu_recent_capture_file(submenu_recent_files);
 968 }
 969
 970 static void menu_open_recent_file_answered_cb(gpointer dialog _U_, gint btn, gpointer data _U_)
 971 {
 972     switch(btn) {
 973     case(ESD_BTN_YES):
 974         /* save file first */
 975         file_save_as_cmd(after_save_open_recent_file, data);
 976         break;
 977     case(ESD_BTN_NO):
 978         cf_close(&cfile);
 979         menu_open_recent_file_cmd(data);
 980         break;
 981     case(ESD_BTN_CANCEL):
 982         break;
 983     default:
 984         g_assert_not_reached();
 985     }
 986 }
 987
 988 void
 989 menu_open_recent_file_cmd_cb(GtkWidget *widget, gpointer data _U_) {
 990   gpointer  dialog;
 991
 992
 993   if((cfile.state != FILE_CLOSED) && !cfile.user_saved && prefs.gui_ask_unsaved) {
 994     /* user didn't saved his current file, ask him */
 995     dialog = simple_dialog(ESD_TYPE_CONFIRMATION, ESD_BTNS_YES_NO_CANCEL,
 996                 PRIMARY_TEXT_START "Save capture file before opening a new one?" PRIMARY_TEXT_END "\n\n"
 997                 "If you open a new capture file without saving, your current capture data will be discarded.");
 998     simple_dialog_set_cb(dialog, menu_open_recent_file_answered_cb, widget);
 999   } else {
1000     /* unchanged file */
1001     menu_open_recent_file_cmd(widget);
1002   }
1003 }
1004
1005 /* add the capture filename (with an absolute path) to the "Recent Files" menu */
1006 void
1007 add_menu_recent_capture_file_absolute(gchar *cf_name) {
1008         GtkWidget *submenu_recent_files;
1009         GList *menu_item_list;
1010         GList *li;
1011         gchar *widget_cf_name;
1012         gchar *normalized_cf_name;
1013         GtkWidget *menu_item;
1014         guint cnt;
1015
1016
1017
1018         normalized_cf_name = g_strdup(cf_name);
1019 #ifdef WIN32
1020     /* replace all slashes by backslashes */
1021     g_strdelimit(normalized_cf_name, "/", '\\');
1022 #endif
1023
1024         /* get the submenu container item */
1025         submenu_recent_files = gtk_item_factory_get_widget(main_menu_factory, MENU_RECENT_FILES_PATH);
1026
1027         /* convert container to a GList */
1028         menu_item_list = gtk_container_children(GTK_CONTAINER(submenu_recent_files));
1029
1030         /* iterate through list items of menu_item_list,
1031          * removing special items, a maybe duplicate entry and every item above count_max */
1032         cnt = 1;
1033         for (li = g_list_first(menu_item_list); li; li = li->next, cnt++) {
1034                 /* get capture filename */
1035                 menu_item = GTK_WIDGET(li->data);
1036                 widget_cf_name = OBJECT_GET_DATA(menu_item, MENU_RECENT_FILES_KEY);
1037
1038                 /* if this element string is one of our special items (seperator, ...) or
1039                  * already in the list or
1040                  * this element is above maximum count (too old), remove it */
1041                 if (!widget_cf_name ||
1042 #ifdef WIN32
1043             /* do a case insensitive compare on win32 */
1044 #if GLIB_MAJOR_VERSION < 2
1045             g_strncasecmp(widget_cf_name, normalized_cf_name, 1000) == 0 ||
1046 #else
1047             g_ascii_strncasecmp(widget_cf_name, normalized_cf_name, 1000) == 0 ||
1048 #endif
1049 #else   /* WIN32 */
1050             /* do a case sensitive compare on unix */
1051                     strncmp(widget_cf_name, normalized_cf_name, 1000) == 0 ||
1052 #endif
1053                     cnt >= prefs.gui_recent_files_count_max) {
1054                         remove_menu_recent_capture_file(li->data, NULL);
1055                         cnt--;
1056                 }
1057         }
1058
1059         g_list_free(menu_item_list);
1060
1061         /* add new item at latest position */
1062         menu_item = gtk_menu_item_new_with_label(normalized_cf_name);
1063         OBJECT_SET_DATA(menu_item, MENU_RECENT_FILES_KEY, normalized_cf_name);
1064         gtk_menu_prepend (GTK_MENU(submenu_recent_files), menu_item);
1065         SIGNAL_CONNECT_OBJECT(GTK_OBJECT(menu_item), "activate",
1066                 menu_open_recent_file_cmd_cb, (GtkObject *) menu_item);
1067         gtk_widget_show (menu_item);
1068
1069         /* add seperator at last position */
1070         menu_item = gtk_menu_item_new();
1071         gtk_menu_append (GTK_MENU(submenu_recent_files), menu_item);
1072         gtk_widget_show (menu_item);
1073
1074         /* add new "clear list" item at last position */
1075 #if GTK_MAJOR_VERSION < 2
1076         menu_item = gtk_menu_item_new_with_label("<Clear File List>");
1077 #else
1078         menu_item = gtk_image_menu_item_new_from_stock(GTK_STOCK_CLEAR, NULL);
1079 #endif
1080         gtk_menu_append (GTK_MENU(submenu_recent_files), menu_item);
1081         SIGNAL_CONNECT_OBJECT(GTK_OBJECT(menu_item), "activate",
1082                 clear_menu_recent_capture_file_cmd_cb, (GtkObject *) menu_item);
1083         gtk_widget_show (menu_item);
1084
1085         update_menu_recent_capture_file(submenu_recent_files);
1086 }
1087
1088
1089 /* add the capture filename to the "Recent Files" menu */
1090 /* (will change nothing, if this filename is already in the menu) */
1091 void
1092 add_menu_recent_capture_file(gchar *cf_name) {
1093         gchar *curr;
1094         gchar *absolute;
1095
1096
1097         /* if this filename is an absolute path, we can use it directly */
1098         if (g_path_is_absolute(cf_name)) {
1099                 add_menu_recent_capture_file_absolute(cf_name);
1100                 return;
1101         }
1102
1103         /* this filename is not an absolute path, prepend the current dir */
1104         curr = g_get_current_dir();
1105         absolute = g_strdup_printf("%s%s%s", curr, G_DIR_SEPARATOR_S, cf_name);
1106         add_menu_recent_capture_file_absolute(absolute);
1107         g_free(curr);
1108         g_free(absolute);
1109 }
1110
1111
1112 /* write all capture filenames of the menu to the user's recent file */
1113 void
1114 menu_recent_file_write_all(FILE *rf) {
1115     GtkWidget   *submenu_recent_files;
1116     GList       *children;
1117     GList       *child;
1118     gchar       *cf_name;
1119
1120
1121     submenu_recent_files = gtk_item_factory_get_widget(main_menu_factory, MENU_RECENT_FILES_PATH);
1122
1123     /* we have to iterate backwards through the children's list,
1124      * so we get the latest item last in the file.
1125      * (don't use gtk_container_foreach() here, it will return the wrong iteration order) */
1126     children = gtk_container_children(GTK_CONTAINER(submenu_recent_files));
1127     child = g_list_last(children);
1128     while(child != NULL) {
1129         /* get capture filename from the menu item label */
1130         cf_name = OBJECT_GET_DATA(child->data, MENU_RECENT_FILES_KEY);
1131         if (cf_name) {
1132             fprintf (rf, RECENT_KEY_CAPTURE_FILE ": %s\n", cf_name);
1133         }
1134
1135         child = g_list_previous(child);
1136     }
1137
1138     g_list_free(children);
1139 }
1140
1141
1142 static void
1143 main_toolbar_show_cb(GtkWidget *w _U_, gpointer d _U_)
1144 {
1145
1146     /* save current setting in recent */
1147     recent.main_toolbar_show = GTK_CHECK_MENU_ITEM(w)->active;
1148
1149     main_widgets_show_or_hide();
1150 }
1151
1152
1153 static void
1154 filter_toolbar_show_cb(GtkWidget *w _U_, gpointer d _U_)
1155 {
1156
1157     /* save current setting in recent */
1158     recent.filter_toolbar_show = GTK_CHECK_MENU_ITEM(w)->active;
1159
1160     main_widgets_show_or_hide();
1161 }
1162
1163
1164 static void
1165 packet_list_show_cb(GtkWidget *w _U_, gpointer d _U_)
1166 {
1167
1168     /* save current setting in recent */
1169     recent.packet_list_show = GTK_CHECK_MENU_ITEM(w)->active;
1170
1171     main_widgets_show_or_hide();
1172 }
1173
1174
1175 static void
1176 tree_view_show_cb(GtkWidget *w _U_, gpointer d _U_)
1177 {
1178
1179     /* save current setting in recent */
1180     recent.tree_view_show = GTK_CHECK_MENU_ITEM(w)->active;
1181
1182     main_widgets_show_or_hide();
1183 }
1184
1185
1186 static void
1187 byte_view_show_cb(GtkWidget *w _U_, gpointer d _U_)
1188 {
1189
1190     /* save current setting in recent */
1191     recent.byte_view_show = GTK_CHECK_MENU_ITEM(w)->active;
1192
1193     main_widgets_show_or_hide();
1194 }
1195
1196
1197 static void
1198 statusbar_show_cb(GtkWidget *w _U_, gpointer d _U_)
1199 {
1200
1201     /* save current setting in recent */
1202     recent.statusbar_show = GTK_CHECK_MENU_ITEM(w)->active;
1203
1204     main_widgets_show_or_hide();
1205 }
1206
1207
1208 static void
1209 timestamp_absolute_cb(GtkWidget *w _U_, gpointer d _U_)
1210 {
1211     if (recent.gui_time_format != TS_ABSOLUTE) {
1212         set_timestamp_setting(TS_ABSOLUTE);
1213         recent.gui_time_format  = TS_ABSOLUTE;
1214         change_time_formats(&cfile);
1215     }
1216 }
1217
1218 static void
1219 timestamp_absolute_date_cb(GtkWidget *w _U_, gpointer d _U_)
1220 {
1221     if (recent.gui_time_format != TS_ABSOLUTE_WITH_DATE) {
1222         set_timestamp_setting(TS_ABSOLUTE_WITH_DATE);
1223         recent.gui_time_format  = TS_ABSOLUTE_WITH_DATE;
1224         change_time_formats(&cfile);
1225     }
1226 }
1227
1228 static void
1229 timestamp_relative_cb(GtkWidget *w _U_, gpointer d _U_)
1230 {
1231     if (recent.gui_time_format != TS_RELATIVE) {
1232         set_timestamp_setting(TS_RELATIVE);
1233         recent.gui_time_format  = TS_RELATIVE;
1234         change_time_formats(&cfile);
1235     }
1236 }
1237
1238 static void
1239 timestamp_delta_cb(GtkWidget *w _U_, gpointer d _U_)
1240 {
1241     if (recent.gui_time_format != TS_DELTA) {
1242         set_timestamp_setting(TS_DELTA);
1243         recent.gui_time_format  = TS_DELTA;
1244         change_time_formats(&cfile);
1245     }
1246 }
1247
1248 void
1249 menu_name_resolution_changed(void)
1250 {
1251     GtkWidget *menu = NULL;
1252
1253     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Name Resolution/Enable for MAC Layer");
1254     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), g_resolv_flags & RESOLV_MAC);
1255
1256     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Name Resolution/Enable for Network Layer");
1257     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), g_resolv_flags & RESOLV_NETWORK);
1258
1259     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Name Resolution/Enable for Transport Layer");
1260     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), g_resolv_flags & RESOLV_TRANSPORT);
1261 }
1262
1263 static void
1264 name_resolution_mac_cb(GtkWidget *w _U_, gpointer d _U_)
1265 {
1266     if (GTK_CHECK_MENU_ITEM(w)->active) {
1267         g_resolv_flags |= RESOLV_MAC;
1268     } else {
1269         g_resolv_flags &= ~RESOLV_MAC;
1270     }
1271 }
1272
1273 static void
1274 name_resolution_network_cb(GtkWidget *w _U_, gpointer d _U_)
1275 {
1276     if (GTK_CHECK_MENU_ITEM(w)->active) {
1277         g_resolv_flags |= RESOLV_NETWORK;
1278     } else {
1279         g_resolv_flags &= ~RESOLV_NETWORK;
1280     }
1281 }
1282
1283 static void
1284 name_resolution_transport_cb(GtkWidget *w _U_, gpointer d _U_)
1285 {
1286     if (GTK_CHECK_MENU_ITEM(w)->active) {
1287         g_resolv_flags |= RESOLV_TRANSPORT;
1288     } else {
1289         g_resolv_flags &= ~RESOLV_TRANSPORT;
1290     }
1291 }
1292
1293 #ifdef HAVE_LIBPCAP
1294 static void
1295 auto_scroll_live_cb(GtkWidget *w _U_, gpointer d _U_)
1296 {
1297     auto_scroll_live = GTK_CHECK_MENU_ITEM(w)->active;
1298 }
1299 #endif
1300
1301 /* the recent file read has finished, update the menu corresponding */
1302 void
1303 menu_recent_read_finished(void) {
1304     GtkWidget *menu = NULL;
1305
1306     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Main Toolbar");
1307     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), recent.main_toolbar_show);
1308
1309     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Filter Toolbar");
1310     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), recent.filter_toolbar_show);
1311
1312     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Statusbar");
1313     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), recent.statusbar_show);
1314
1315     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Packet List");
1316     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), recent.packet_list_show);
1317
1318     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Packet Details");
1319     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), recent.tree_view_show);
1320
1321     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Packet Bytes");
1322     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), recent.byte_view_show);
1323
1324     menu_name_resolution_changed();
1325
1326 #ifdef HAVE_LIBPCAP
1327     menu = gtk_item_factory_get_widget(main_menu_factory, "/View/Auto Scroll in Live Capture");
1328     gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), auto_scroll_live);
1329 #endif
1330
1331     main_widgets_rearrange();
1332
1333     /* don't change the time format, if we had a command line value */
1334     if (get_timestamp_setting() != TS_NOT_SET) {
1335         recent.gui_time_format = get_timestamp_setting();
1336     }
1337
1338     switch(recent.gui_time_format) {
1339     case(TS_ABSOLUTE):
1340         menu = gtk_item_factory_get_widget(main_menu_factory,
1341             "/View/Time Display Format/Time of Day");
1342         /* set_active will not trigger the callback when activating an active item! */
1343         recent.gui_time_format = -1;
1344         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), FALSE);
1345         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), TRUE);
1346         break;
1347     case(TS_ABSOLUTE_WITH_DATE):
1348         menu = gtk_item_factory_get_widget(main_menu_factory,
1349             "/View/Time Display Format/Date and Time of Day");
1350         recent.gui_time_format = -1;
1351         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), TRUE);
1352         break;
1353     case(TS_RELATIVE):
1354         menu = gtk_item_factory_get_widget(main_menu_factory,
1355             "/View/Time Display Format/Seconds Since Beginning of Capture");
1356         recent.gui_time_format = -1;
1357         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), TRUE);
1358         break;
1359     case(TS_DELTA):
1360         menu = gtk_item_factory_get_widget(main_menu_factory,
1361             "/View/Time Display Format/Seconds Since Previous Packet");
1362         recent.gui_time_format = -1;
1363         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), TRUE);
1364         break;
1365     default:
1366         g_assert_not_reached();
1367     }
1368 }
1369
1370
1371 gint
1372 popup_menu_handler(GtkWidget *widget, GdkEvent *event, gpointer data)
1373 {
1374     GtkWidget *menu = (GtkWidget *)data;
1375     GdkEventButton *event_button = NULL;
1376     gint row, column;
1377
1378     if(widget == NULL || event == NULL || data == NULL) {
1379         return FALSE;
1380     }
1381
1382     /*
1383      * If we ever want to make the menu differ based on what row
1384      * and/or column we're above, we'd use "eth_clist_get_selection_info()"
1385      * to find the row and column number for the coordinates; a CTree is,
1386      * I guess, like a CList with one column(?) and the expander widget
1387      * as a pixmap.
1388      */
1389     /* Check if we are on packet_list object */
1390     if (widget == OBJECT_GET_DATA(popup_menu_object, E_MPACKET_LIST_KEY)) {
1391         if (packet_list_get_event_row_column(widget, (GdkEventButton *)event,
1392                                              &row, &column)) {
1393             OBJECT_SET_DATA(popup_menu_object, E_MPACKET_LIST_ROW_KEY,
1394                             GINT_TO_POINTER(row));
1395             OBJECT_SET_DATA(popup_menu_object, E_MPACKET_LIST_COL_KEY,
1396                             GINT_TO_POINTER(column));
1397             packet_list_set_selected_row(row);
1398         }
1399     }
1400
1401     /* Check if we are on tree_view object */
1402     if (widget == tree_view) {
1403         tree_view_select(widget, (GdkEventButton *) event);
1404     }
1405
1406     /* Check if we are on byte_view object */
1407     if(widget == get_notebook_bv_ptr(byte_nb_ptr)) {
1408         byte_view_select(widget, (GdkEventButton *) event);
1409     }
1410
1411     /* context menu handler (but the byte view notebook pages have their own handler) */
1412     if(event->type == GDK_BUTTON_PRESS && widget != byte_nb_ptr) {
1413         event_button = (GdkEventButton *) event;
1414
1415         /* To qoute the "Gdk Event Structures" doc:
1416          * "Normally button 1 is the left mouse button, 2 is the middle button, and 3 is the right button" */
1417         if(event_button->button == 3) {
1418             gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL,
1419                            event_button->button,
1420                            event_button->time);
1421             SIGNAL_EMIT_STOP_BY_NAME(widget, "button_press_event");
1422             return TRUE;
1423         }
1424     }
1425 #if GTK_MAJOR_VERSION >= 2
1426     /* GDK_2BUTTON_PRESS is a doubleclick -> expand/collapse tree row */
1427     /* GTK version 1 seems to be doing this automatically */
1428     if (widget == tree_view && event->type == GDK_2BUTTON_PRESS) {
1429         GtkTreePath      *path;
1430
1431         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget),
1432                                           (gint) (((GdkEventButton *)event)->x),
1433                                           (gint) (((GdkEventButton *)event)->y),
1434                                           &path, NULL, NULL, NULL))
1435         {
1436             if (gtk_tree_view_row_expanded(GTK_TREE_VIEW(widget), path))
1437                 gtk_tree_view_collapse_row(GTK_TREE_VIEW(widget), path);
1438             else
1439                 gtk_tree_view_expand_row(GTK_TREE_VIEW(widget), path,
1440                                          FALSE);
1441             gtk_tree_path_free(path);
1442         }
1443     }
1444 #endif
1445     return FALSE;
1446 }
1447
1448 /* Enable or disable menu items based on whether you have a capture file
1449    you've finished reading. */
1450 void
1451 set_menus_for_capture_file(gboolean have_capture_file)
1452 {
1453   set_menu_sensitivity(main_menu_factory, "/File/Open...", have_capture_file);
1454   set_menu_sensitivity(main_menu_factory, "/File/Open Recent", have_capture_file);
1455   set_menu_sensitivity(main_menu_factory, "/File/Merge...", have_capture_file);
1456   set_menu_sensitivity(main_menu_factory, "/File/Close", have_capture_file);
1457   set_menu_sensitivity(main_menu_factory, "/File/Save As...",
1458       have_capture_file);
1459   set_menu_sensitivity(main_menu_factory, "/File/Export", have_capture_file);
1460   set_menu_sensitivity(main_menu_factory, "/View/Reload", have_capture_file);
1461   set_toolbar_for_capture_file(have_capture_file);
1462   packets_bar_update();
1463 }
1464
1465 /* Enable or disable menu items based on whether you have an unsaved
1466    capture file you've finished reading. */
1467 void
1468 set_menus_for_unsaved_capture_file(gboolean have_unsaved_capture_file)
1469 {
1470   set_menu_sensitivity(main_menu_factory, "/File/Save",
1471       have_unsaved_capture_file);
1472   set_toolbar_for_unsaved_capture_file(have_unsaved_capture_file);
1473 }
1474
1475 /* Enable or disable menu items based on whether there's a capture in
1476    progress. */
1477 void
1478 set_menus_for_capture_in_progress(gboolean capture_in_progress)
1479 {
1480   set_menu_sensitivity(main_menu_factory, "/File/Open...",
1481       !capture_in_progress);
1482   set_menu_sensitivity(main_menu_factory, "/File/Open Recent",
1483       !capture_in_progress);
1484 #ifdef HAVE_LIBPCAP
1485   set_menu_sensitivity(main_menu_factory, "/Capture/Start...",
1486       !capture_in_progress);
1487   set_menu_sensitivity(main_menu_factory, "/Capture/Stop",
1488       capture_in_progress);
1489 #endif /* HAVE_LIBPCAP */
1490   set_toolbar_for_capture_in_progress(capture_in_progress);
1491 }
1492
1493 /* Enable or disable menu items based on whether you have some captured
1494    packets. */
1495 static gboolean
1496 walk_menu_tree_for_captured_packets(GList *node,
1497     gboolean have_captured_packets)
1498 {
1499         gboolean    is_enabled;
1500         GList       *child;
1501         menu_item_t *node_data = node->data;
1502
1503         /*
1504          * Is this a leaf node or an interior node?
1505          */
1506         if (node_data->children == NULL) {
1507                 /*
1508                  * It's a leaf node.
1509                  *
1510                  * If it has no "selected_packet_enabled()" or
1511                  * "selected_tree_row_enabled()" routines, we enable
1512                  * it.  This allows tap windows to be popped up even
1513                  * if you have no capture file; this is done to let
1514                  * the user pop up multiple tap windows before reading
1515                  * in a capture file, so that they can be processed in
1516                  * parallel while the capture file is being read rather
1517                  * than one at at time as you pop up the windows, and to
1518                  * let the user pop up tap windows before starting an
1519                  * "Update list of packets in real time" capture, so that
1520                  * the statistics can be displayed while the capture is
1521                  * in progress.
1522                  *
1523                  * If it has either of those routines, we disable it for
1524                  * now - as long as, when a capture is first available,
1525                  * we don't get called after a packet or tree row is
1526                  * selected, that's OK.
1527                  * XXX - that should be done better.
1528                  */
1529                 if (node_data->selected_packet_enabled == NULL &&
1530                     node_data->selected_tree_row_enabled == NULL)
1531                         node_data->enabled = TRUE;
1532                 else
1533                         node_data->enabled = FALSE;
1534         } else {
1535                 /*
1536                  * It's an interior node; call
1537                  * "walk_menu_tree_for_captured_packets()" on all its
1538                  * children and, if any of them are enabled, enable
1539                  * this node, otherwise disable it.
1540                  *
1541                  * XXX - should we just leave all interior nodes enabled?
1542                  * Which is a better UI choice?
1543                  */
1544                 is_enabled = FALSE;
1545                 for (child = node_data->children; child != NULL; child =
1546                     child->next) {
1547                         if (walk_menu_tree_for_captured_packets(child,
1548                             have_captured_packets))
1549                                 is_enabled = TRUE;
1550                 }
1551                 node_data->enabled = is_enabled;
1552         }
1553
1554         /*
1555          * The root node doesn't correspond to a menu tree item; it
1556          * has a null name pointer.
1557          */
1558         if (node_data->name != NULL) {
1559                 set_menu_sensitivity(main_menu_factory, node_data->name,
1560                     node_data->enabled);
1561         }
1562         return node_data->enabled;
1563 }
1564
1565 void
1566 set_menus_for_captured_packets(gboolean have_captured_packets)
1567 {
1568   set_menu_sensitivity(main_menu_factory, "/File/Print...",
1569       have_captured_packets);
1570   set_menu_sensitivity(packet_list_menu_factory, "/Print...",
1571       have_captured_packets);
1572   set_menu_sensitivity(main_menu_factory, "/Edit/Find Packet...",
1573       have_captured_packets);
1574   set_menu_sensitivity(main_menu_factory, "/Edit/Find Next",
1575       have_captured_packets);
1576   set_menu_sensitivity(main_menu_factory, "/Edit/Find Previous",
1577       have_captured_packets);
1578   set_menu_sensitivity(main_menu_factory, "/View/Zoom In",
1579       have_captured_packets);
1580   set_menu_sensitivity(main_menu_factory, "/View/Zoom Out",
1581       have_captured_packets);
1582   set_menu_sensitivity(main_menu_factory, "/View/Normal Size",
1583       have_captured_packets);
1584   set_menu_sensitivity(packet_list_menu_factory, "/Coloring Rules...",
1585       have_captured_packets);
1586   set_menu_sensitivity(main_menu_factory, "/Go/Go to Packet...",
1587       have_captured_packets);
1588   set_menu_sensitivity(main_menu_factory, "/Go/First Packet",
1589       have_captured_packets);
1590   set_menu_sensitivity(main_menu_factory, "/Go/Last Packet",
1591       have_captured_packets);
1592   set_menu_sensitivity(main_menu_factory, "/Statistics/Summary",
1593       have_captured_packets);
1594   set_menu_sensitivity(main_menu_factory, "/Statistics/Protocol Hierarchy",
1595       have_captured_packets);
1596
1597   walk_menu_tree_for_captured_packets(tap_menu_tree_root,
1598       have_captured_packets);
1599   set_toolbar_for_captured_packets(have_captured_packets);
1600   packets_bar_update();
1601 }
1602
1603 /* Enable or disable menu items based on whether a packet is selected and,
1604    if so, on the properties of the packet. */
1605 static gboolean
1606 walk_menu_tree_for_selected_packet(GList *node, frame_data *fd,
1607     epan_dissect_t *edt)
1608 {
1609         gboolean is_enabled;
1610         GList *child;
1611         menu_item_t *node_data = node->data;
1612
1613         /*
1614          * Is this a leaf node or an interior node?
1615          */
1616         if (node_data->children == NULL) {
1617                 /*
1618                  * It's a leaf node.
1619                  *
1620                  * If it has no "selected_packet_enabled()" routine,
1621                  * leave its enabled/disabled status alone - it
1622                  * doesn't depend on whether we have a packet selected
1623                  * or not or on the selected packet.
1624                  *
1625                  * If it has a "selected_packet_enabled()" routine,
1626                  * call it and set the item's enabled/disabled status
1627                  * based on its return value.
1628                  */
1629                 if (node_data->selected_packet_enabled != NULL)
1630                         node_data->enabled = node_data->selected_packet_enabled(fd, edt);
1631         } else {
1632                 /*
1633                  * It's an interior node; call
1634                  * "walk_menu_tree_for_selected_packet()" on all its
1635                  * children and, if any of them are enabled, enable
1636                  * this node, otherwise disable it.
1637                  *
1638                  * XXX - should we just leave all interior nodes enabled?
1639                  * Which is a better UI choice?
1640                  */
1641                 is_enabled = FALSE;
1642                 for (child = node_data->children; child != NULL; child =
1643                     child->next) {
1644                         if (walk_menu_tree_for_selected_packet(child, fd, edt))
1645                                 is_enabled = TRUE;
1646                 }
1647                 node_data->enabled = is_enabled;
1648         }
1649
1650         /*
1651          * The root node doesn't correspond to a menu tree item; it
1652          * has a null name pointer.
1653          */
1654         if (node_data->name != NULL) {
1655                 set_menu_sensitivity(main_menu_factory, node_data->name,
1656                     node_data->enabled);
1657         }
1658         return node_data->enabled;
1659 }
1660
1661 void
1662 set_menus_for_selected_packet(capture_file *cf)
1663 {
1664   set_menu_sensitivity(main_menu_factory, "/Edit/Mark Packet",
1665       cf->current_frame != NULL);
1666   set_menu_sensitivity(packet_list_menu_factory, "/Mark Packet",
1667       cf->current_frame != NULL);
1668   set_menu_sensitivity(main_menu_factory, "/Edit/Time Reference",
1669       cf->current_frame != NULL);
1670   set_menu_sensitivity(packet_list_menu_factory, "/Time Reference",
1671       cf->current_frame != NULL);
1672   set_menu_sensitivity(main_menu_factory, "/Edit/Mark All Packets",
1673       cf->current_frame != NULL);
1674   set_menu_sensitivity(main_menu_factory, "/Edit/Unmark All Packets",
1675       cf->current_frame != NULL);
1676   set_menu_sensitivity(main_menu_factory, "/View/Collapse All",
1677       cf->current_frame != NULL);
1678   set_menu_sensitivity(tree_view_menu_factory, "/Collapse All",
1679       cf->current_frame != NULL);
1680   set_menu_sensitivity(main_menu_factory, "/View/Expand All",
1681       cf->current_frame != NULL);
1682   set_menu_sensitivity(tree_view_menu_factory, "/Expand All",
1683       cf->current_frame != NULL);
1684   set_menu_sensitivity(main_menu_factory, "/View/Show Packet in New Window",
1685       cf->current_frame != NULL);
1686   set_menu_sensitivity(packet_list_menu_factory, "/Show Packet in New Window",
1687       cf->current_frame != NULL);
1688   set_menu_sensitivity(main_menu_factory, "/Analyze/Follow TCP Stream",
1689       cf->current_frame != NULL ? (cf->edt->pi.ipproto == IP_PROTO_TCP) : FALSE);
1690   set_menu_sensitivity(NULL, "/Follow TCP Stream",
1691       cf->current_frame != NULL ? (cf->edt->pi.ipproto == IP_PROTO_TCP) : FALSE);
1692   set_menu_sensitivity(main_menu_factory, "/Analyze/Decode As...",
1693       cf->current_frame != NULL && decode_as_ok());
1694   set_menu_sensitivity(NULL, "/Decode As...",
1695       cf->current_frame != NULL && decode_as_ok());
1696   set_menu_sensitivity(tree_view_menu_factory, "/Resolve Name",
1697       cf->current_frame != NULL && (g_resolv_flags & RESOLV_ALL_ADDRS) != RESOLV_ALL_ADDRS);
1698   set_menu_sensitivity(packet_list_menu_factory, "/Apply as Filter",
1699       cf->current_frame != NULL);
1700   set_menu_sensitivity(packet_list_menu_factory, "/Prepare a Filter",
1701       cf->current_frame != NULL);
1702
1703   walk_menu_tree_for_selected_packet(tap_menu_tree_root, cf->current_frame,
1704       cf->edt);
1705   packets_bar_update();
1706 }
1707
1708 /* Enable or disable menu items based on whether a tree row is selected
1709    and, if so, on the properties of the tree row. */
1710 static gboolean
1711 walk_menu_tree_for_selected_tree_row(GList *node, field_info *fi)
1712 {
1713         gboolean is_enabled;
1714         GList *child;
1715         menu_item_t *node_data = node->data;
1716
1717         /*
1718          * Is this a leaf node or an interior node?
1719          */
1720         if (node_data->children == NULL) {
1721                 /*
1722                  * It's a leaf node.
1723                  *
1724                  * If it has no "selected_tree_row_enabled()" routine,
1725                  * leave its enabled/disabled status alone - it
1726                  * doesn't depend on whether we have a tree row selected
1727                  * or not or on the selected tree row.
1728                  *
1729                  * If it has a "selected_tree_row_enabled()" routine,
1730                  * call it and set the item's enabled/disabled status
1731                  * based on its return value.
1732                  */
1733                 if (node_data->selected_tree_row_enabled != NULL)
1734                         node_data->enabled = node_data->selected_tree_row_enabled(fi);
1735         } else {
1736                 /*
1737                  * It's an interior node; call
1738                  * "walk_menu_tree_for_selected_tree_row()" on all its
1739                  * children and, if any of them are enabled, enable
1740                  * this node, otherwise disable it.
1741                  *
1742                  * XXX - should we just leave all interior nodes enabled?
1743                  * Which is a better UI choice?
1744                  */
1745                 is_enabled = FALSE;
1746                 for (child = node_data->children; child != NULL; child =
1747                     child->next) {
1748                         if (walk_menu_tree_for_selected_tree_row(child, fi))
1749                                 is_enabled = TRUE;
1750                 }
1751                 node_data->enabled = is_enabled;
1752         }
1753
1754         /*
1755          * The root node doesn't correspond to a menu tree item; it
1756          * has a null name pointer.
1757          */
1758         if (node_data->name != NULL) {
1759                 set_menu_sensitivity(main_menu_factory, node_data->name,
1760                     node_data->enabled);
1761         }
1762         return node_data->enabled;
1763 }
1764
1765 void
1766 set_menus_for_selected_tree_row(capture_file *cf)
1767 {
1768   gboolean properties;
1769
1770
1771   set_menu_sensitivity(main_menu_factory, "/File/Export/Selected Packet Bytes...",
1772       cf->finfo_selected != NULL);
1773   set_menu_sensitivity(tree_view_menu_factory, "/Export Selected Packet Bytes...",
1774       cf->finfo_selected != NULL);
1775   set_menu_sensitivity(hexdump_menu_factory, "/Export Selected Packet Bytes...",
1776       cf->finfo_selected != NULL);
1777
1778   if (cf->finfo_selected != NULL) {
1779         header_field_info *hfinfo = cf->finfo_selected->hfinfo;
1780         if (hfinfo->parent == -1) {
1781           properties = prefs_is_registered_protocol(hfinfo->abbrev);
1782         } else {
1783           properties = prefs_is_registered_protocol(proto_registrar_get_abbrev(hfinfo->parent));
1784         }
1785         set_menu_sensitivity(main_menu_factory,
1786           "/Go/Go to Corresponding Packet", hfinfo->type == FT_FRAMENUM);
1787         set_menu_sensitivity(tree_view_menu_factory,
1788           "/Go to Corresponding Packet", hfinfo->type == FT_FRAMENUM);
1789         set_menu_sensitivity(main_menu_factory, "/Analyze/Apply as Filter",
1790           proto_can_match_selected(cf->finfo_selected, cf->edt));
1791         set_menu_sensitivity(tree_view_menu_factory, "/Apply as Filter",
1792           proto_can_match_selected(cf->finfo_selected, cf->edt));
1793         set_menu_sensitivity(main_menu_factory, "/Analyze/Prepare a Filter",
1794           proto_can_match_selected(cf->finfo_selected, cf->edt));
1795         set_menu_sensitivity(tree_view_menu_factory, "/Prepare a Filter",
1796           proto_can_match_selected(cf->finfo_selected, cf->edt));
1797         set_menu_sensitivity(tree_view_menu_factory, "/Protocol Properties...",
1798           properties);
1799         set_menu_sensitivity(main_menu_factory, "/View/Expand Tree", cf->finfo_selected->tree_type != -1);
1800         set_menu_sensitivity(tree_view_menu_factory, "/Expand Tree", cf->finfo_selected->tree_type != -1);
1801   } else {
1802         set_menu_sensitivity(main_menu_factory,
1803             "/Go/Go to Corresponding Packet", FALSE);
1804         set_menu_sensitivity(tree_view_menu_factory,
1805             "/Go to Corresponding Packet", FALSE);
1806         set_menu_sensitivity(main_menu_factory, "/Analyze/Apply as Filter", FALSE);
1807         set_menu_sensitivity(tree_view_menu_factory, "/Apply as Filter", FALSE);
1808         set_menu_sensitivity(main_menu_factory, "/Analyze/Prepare a Filter", FALSE);
1809         set_menu_sensitivity(tree_view_menu_factory, "/Prepare a Filter", FALSE);
1810         set_menu_sensitivity(tree_view_menu_factory, "/Protocol Properties...",
1811           FALSE);
1812         set_menu_sensitivity(main_menu_factory, "/View/Expand Tree", FALSE);
1813         set_menu_sensitivity(tree_view_menu_factory, "/Expand Tree", FALSE);
1814   }
1815
1816   walk_menu_tree_for_selected_tree_row(tap_menu_tree_root, cf->finfo_selected);
1817 }