gtk/prefs_layout.c

   1 /* layout_prefs.c
   2  * Dialog box for layout preferences
   3  *
   4  * $Id$
   5  *
   6  * Wireshark - Network traffic analyzer
   7  * By Gerald Combs <gerald@wireshark.org>
   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 <epan/prefs.h>
  32
  33 #include "../globals.h"
  34 #include "../ui_util.h"
  35
  36 #include "gtk/prefs_layout.h"
  37 #include "gtk/gtkglobals.h"
  38 #include "gtk/prefs_dlg.h"
  39 #include "gtk/gui_utils.h"
  40 #include "gtk/main.h"
  41 #include "gtk/dlg_utils.h"
  42
  43 #include "../image/icon_layout_1.xpm"
  44 #include "../image/icon_layout_2.xpm"
  45 #include "../image/icon_layout_3.xpm"
  46 #include "../image/icon_layout_4.xpm"
  47 #include "../image/icon_layout_5.xpm"
  48 #include "../image/icon_layout_6.xpm"
  49
  50
  51 #define LAYOUT_QTY (layout_type_max - 1)
  52
  53
  54 static void layout_validate_cb(GtkWidget *w _U_, gpointer data);
  55 static gint fetch_enum_value(gpointer control, const enum_val_t *enumvals);
  56
  57
  58 typedef struct {
  59     layout_type_e           type;
  60     layout_pane_content_e   content[3];
  61 } layout_t;
  62
  63
  64 #define LAYOUT_TYPE_BUTTONS_KEY     "layout_type_buttons"
  65
  66 #define LAYOUT_NONE_RB_KEY          "layout_none_radio_button"
  67 #define LAYOUT_PLIST_RB_KEY         "layout_plist_radio_button"
  68 #define LAYOUT_PDETAILS_RB_KEY      "layout_pdetails_radio_button"
  69 #define LAYOUT_PBYTES_RB_KEY        "layout_pbytes_radio_button"
  70
  71 #define LAYOUT_CONTENT1_VB_KEY      "layout_content1_vbox"
  72 #define LAYOUT_CONTENT2_VB_KEY      "layout_content2_vbox"
  73 #define LAYOUT_CONTENT3_VB_KEY      "layout_content3_vbox"
  74
  75
  76 static GtkWidget *layout_content_radio_vbox(GtkWidget *main_vb, GtkTooltips *tooltips, int i, layout_pane_content_e content) {
  77     GtkWidget   *radio_vb, *radio_lb;
  78     GtkWidget   *radio_none_rb, *radio_plist_rb, *radio_pdetails_rb, *radio_pbytes_rb;
  79     char buf[64];
  80
  81
  82     /* radio vbox */
  83     radio_vb = gtk_vbox_new(FALSE, 0);
  84     gtk_container_set_border_width(GTK_CONTAINER(radio_vb), 6);
  85
  86     g_snprintf (buf, sizeof(buf), "Pane %d:", i);
  87     radio_lb = gtk_label_new(buf);
  88     gtk_misc_set_alignment(GTK_MISC(radio_lb), 0.0, 0.5);
  89     gtk_container_add(GTK_CONTAINER(radio_vb), radio_lb);
  90
  91     radio_none_rb = gtk_radio_button_new_with_mnemonic_from_widget(NULL, "None");
  92     gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_none_rb), content == layout_pane_content_none);
  93     gtk_tooltips_set_tip (tooltips, radio_none_rb, "Put nothing in this pane.", NULL);
  94     gtk_container_add(GTK_CONTAINER(radio_vb), radio_none_rb);
  95
  96     radio_plist_rb = gtk_radio_button_new_with_mnemonic_from_widget(GTK_RADIO_BUTTON(radio_none_rb), "Packet List");
  97     gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_plist_rb), content == layout_pane_content_plist);
  98     gtk_tooltips_set_tip (tooltips, radio_plist_rb, "Put the packet list in this pane.", NULL);
  99     gtk_container_add(GTK_CONTAINER(radio_vb), radio_plist_rb);
 100
 101     radio_pdetails_rb = gtk_radio_button_new_with_mnemonic_from_widget(GTK_RADIO_BUTTON(radio_none_rb), "Packet Details");
 102     gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_pdetails_rb), content == layout_pane_content_pdetails);
 103     gtk_tooltips_set_tip (tooltips, radio_pdetails_rb, "Put the packet details tree in this pane.", NULL);
 104     gtk_container_add(GTK_CONTAINER(radio_vb), radio_pdetails_rb);
 105
 106     radio_pbytes_rb = gtk_radio_button_new_with_mnemonic_from_widget(GTK_RADIO_BUTTON(radio_none_rb), "Packet Bytes");
 107     gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio_pbytes_rb), content == layout_pane_content_pbytes);
 108     gtk_tooltips_set_tip (tooltips, radio_pbytes_rb, "Put the packet bytes hexdump in this pane.", NULL);
 109     gtk_container_add(GTK_CONTAINER(radio_vb), radio_pbytes_rb);
 110
 111     g_object_set_data(G_OBJECT(radio_vb), LAYOUT_NONE_RB_KEY,       radio_none_rb);
 112     g_object_set_data(G_OBJECT(radio_vb), LAYOUT_PLIST_RB_KEY,      radio_plist_rb);
 113     g_object_set_data(G_OBJECT(radio_vb), LAYOUT_PDETAILS_RB_KEY,   radio_pdetails_rb);
 114     g_object_set_data(G_OBJECT(radio_vb), LAYOUT_PBYTES_RB_KEY,     radio_pbytes_rb);
 115
 116     g_signal_connect(radio_none_rb,       "toggled", G_CALLBACK(layout_validate_cb), main_vb);
 117     g_signal_connect(radio_plist_rb,      "toggled", G_CALLBACK(layout_validate_cb), main_vb);
 118     g_signal_connect(radio_pdetails_rb,   "toggled", G_CALLBACK(layout_validate_cb), main_vb);
 119     g_signal_connect(radio_pbytes_rb,     "toggled", G_CALLBACK(layout_validate_cb), main_vb);
 120
 121     return radio_vb;
 122 }
 123
 124 static void
 125 layout_type_changed_cb (GtkToggleButton * togglebutton, gpointer user_data)
 126 {
 127         GtkWidget ** layout_type_buttons = (GtkWidget**) user_data;
 128         static gboolean dampen_feedback_loop = FALSE;
 129
 130         if (!dampen_feedback_loop) {
 131                 int i;
 132                 dampen_feedback_loop = TRUE;
 133                 for (i=0; i<LAYOUT_QTY; ++i) {
 134                         GtkToggleButton * tb = GTK_TOGGLE_BUTTON(layout_type_buttons[i]);
 135                         gboolean active = togglebutton==tb;
 136                         if (gtk_toggle_button_get_active(tb) != active)
 137                                 gtk_toggle_button_set_active (tb, active);
 138                 }
 139                 dampen_feedback_loop = FALSE;
 140         }
 141 }
 142
 143
 144 static layout_pane_content_e  layout_pane_get_content(GtkWidget * radio_vb) {
 145
 146     if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_NONE_RB_KEY))))
 147         return layout_pane_content_none;
 148     if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_PLIST_RB_KEY))))
 149         return layout_pane_content_plist;
 150     if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_PDETAILS_RB_KEY))))
 151         return layout_pane_content_pdetails;
 152     if(gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_PBYTES_RB_KEY))))
 153         return layout_pane_content_pbytes;
 154
 155     g_assert_not_reached();
 156     return -1;
 157 }
 158
 159 static void layout_pane_set_content(GtkWidget * radio_vb, layout_pane_content_e pane_content) {
 160
 161
 162     switch(pane_content) {
 163     case(layout_pane_content_none):
 164         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_NONE_RB_KEY)), TRUE);
 165         break;
 166     case(layout_pane_content_plist):
 167         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_PLIST_RB_KEY)), TRUE);
 168         break;
 169     case(layout_pane_content_pdetails):
 170         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_PDETAILS_RB_KEY)), TRUE);
 171         break;
 172     case(layout_pane_content_pbytes):
 173         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(g_object_get_data(G_OBJECT(radio_vb), LAYOUT_PBYTES_RB_KEY)), TRUE);
 174         break;
 175     default:
 176         g_assert_not_reached();
 177     }
 178 }
 179
 180
 181
 182 static void layout_set(GtkWidget * main_vb, layout_t *layout) {
 183     GtkWidget   *radio_vb;
 184     GtkWidget ** layout_type_buttons = g_object_get_data(G_OBJECT(main_vb), LAYOUT_TYPE_BUTTONS_KEY);
 185
 186     gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(layout_type_buttons[layout->type - 1]), TRUE);
 187
 188     radio_vb = g_object_get_data(G_OBJECT(main_vb), LAYOUT_CONTENT1_VB_KEY);
 189     layout_pane_set_content(radio_vb, layout->content[0]);
 190     radio_vb = g_object_get_data(G_OBJECT(main_vb), LAYOUT_CONTENT2_VB_KEY);
 191     layout_pane_set_content(radio_vb, layout->content[1]);
 192     radio_vb = g_object_get_data(G_OBJECT(main_vb), LAYOUT_CONTENT3_VB_KEY);
 193     layout_pane_set_content(radio_vb, layout->content[2]);
 194 }
 195
 196 static void layout_get(GtkWidget * main_vb, layout_t *layout_out) {
 197     GtkWidget   *radio_vb;
 198     GtkWidget ** layout_type_buttons = g_object_get_data(G_OBJECT(main_vb), LAYOUT_TYPE_BUTTONS_KEY);
 199     int i;
 200
 201     for (i=0; i<LAYOUT_QTY; ++i) {
 202         if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(layout_type_buttons[i]))) {
 203             layout_out->type = i + 1;
 204             break;
 205         }
 206     }
 207
 208     radio_vb = g_object_get_data(G_OBJECT(main_vb), LAYOUT_CONTENT1_VB_KEY);
 209     layout_out->content[0] = layout_pane_get_content(radio_vb);
 210     radio_vb = g_object_get_data(G_OBJECT(main_vb), LAYOUT_CONTENT2_VB_KEY);
 211     layout_out->content[1] = layout_pane_get_content(radio_vb);
 212     radio_vb = g_object_get_data(G_OBJECT(main_vb), LAYOUT_CONTENT3_VB_KEY);
 213     layout_out->content[2] = layout_pane_get_content(radio_vb);
 214 }
 215
 216 static void layout_validate(layout_t *layout) {
 217
 218     if(layout->content[1] == layout->content[0]) {
 219         layout->content[1] = layout_pane_content_none;
 220     }
 221     if(layout->content[2] == layout->content[0] || layout->content[2] == layout->content[1]) {
 222         layout->content[2] = layout_pane_content_none;
 223     }
 224 }
 225
 226
 227 static void layout_validate_cb(GtkWidget *w _U_, gpointer data) {
 228     layout_t    layout;
 229
 230     layout_get(data, &layout);
 231     layout_validate(&layout);
 232     layout_set(data, &layout);
 233 }
 234
 235 static void
 236 layout_defaults_cb (GtkWidget * w _U_, gpointer data _U_)
 237 {
 238     layout_t default_layout = {
 239         layout_type_5,
 240         {
 241             layout_pane_content_plist,
 242             layout_pane_content_pdetails,
 243             layout_pane_content_pbytes
 244         }
 245     };
 246
 247     layout_set(data, &default_layout);
 248 }
 249
 250 #define SCROLLBAR_PLACEMENT_KEY         "scrollbar_placement"
 251 #define ALTERN_COLORS_KEY               "altern_colors"
 252 #define HEX_DUMP_HIGHLIGHT_STYLE_KEY    "hex_dump_highlight_style"
 253 #define FILTER_TOOLBAR_PLACEMENT_KEY    "filter_toolbar_show_in_statusbar"
 254 #define GUI_TOOLBAR_STYLE_KEY           "toolbar_style"
 255 #define GUI_WINDOW_TITLE_KEY            "window_title"
 256
 257
 258 #define GUI_TABLE_ROWS 5
 259
 260 static const enum_val_t scrollbar_placement_vals[] = {
 261     { "FALSE", "Left", FALSE },
 262     { "TRUE",  "Right", TRUE },
 263     { NULL,    NULL,    0 }
 264 };
 265 static const enum_val_t altern_colors_vals[] = {
 266     { "FALSE", "No",  FALSE },
 267     { "TRUE",  "Yes", TRUE },
 268     { NULL,    NULL,  0 }
 269 };
 270 static const enum_val_t highlight_style_vals[] = {
 271     { "FALSE", "Bold",     FALSE },
 272     { "TRUE",  "Inverse",  TRUE },
 273     { NULL,    NULL,       0 }
 274 };
 275 static const enum_val_t filter_toolbar_placement_vals[] = {
 276     { "FALSE", "Below the main toolbar", FALSE },
 277     { "TRUE",  "Insert into statusbar",  TRUE },
 278     { NULL,    NULL,                     0 }
 279 };
 280 static const enum_val_t toolbar_style_vals[] = {
 281     { "ICONS", "Icons only",     TB_STYLE_ICONS },
 282     { "TEXT",  "Text only",      TB_STYLE_TEXT },
 283     { "BOTH",  "Icons & Text",   TB_STYLE_BOTH },
 284     { NULL,    NULL,             0 }
 285 };
 286
 287 GtkWidget*
 288 layout_prefs_show(void)
 289 {
 290     GtkWidget   *main_vb, *button_hb, *type_tb;
 291     GtkWidget   *pane_fr, *pane_vb;
 292     GtkWidget   *radio_hb, *radio_vb;
 293     GtkWidget   *default_vb, *default_bt;
 294     GtkWidget   *main_tb, *hbox;
 295     GtkWidget   *scrollbar_om;
 296     GtkWidget *altern_colors_om;
 297     GtkWidget *highlight_style_om;
 298     GtkWidget *toolbar_style_om;
 299     GtkWidget *filter_toolbar_placement_om;
 300     GtkWidget *window_title_te;
 301
 302     GtkTooltips   *tooltips = gtk_tooltips_new();
 303
 304     const char ** inline_txt [LAYOUT_QTY] = {
 305                 icon_layout_5_xpm, icon_layout_2_xpm, icon_layout_1_xpm,
 306                 icon_layout_4_xpm, icon_layout_3_xpm, icon_layout_6_xpm };
 307     GtkWidget ** layout_type_buttons = g_malloc (sizeof(GtkWidget*) * LAYOUT_QTY);
 308
 309     int        pos = 0;
 310     int i;
 311
 312
 313     /* main vertical box */
 314     main_vb = gtk_vbox_new(FALSE, 7);
 315     gtk_container_set_border_width(GTK_CONTAINER(main_vb), 5);
 316
 317     /* pane frame */
 318     pane_fr = gtk_frame_new("Panes");
 319     gtk_box_pack_start(GTK_BOX(main_vb), pane_fr, FALSE, FALSE, 0);
 320     gtk_widget_show(pane_fr);
 321
 322     /* pane vertical box */
 323     pane_vb = gtk_vbox_new(FALSE, 7);
 324     gtk_container_set_border_width(GTK_CONTAINER(pane_vb), 5);
 325     gtk_container_add(GTK_CONTAINER(pane_fr), pane_vb);
 326     gtk_widget_show(pane_vb);
 327
 328     /* button hbox */
 329     button_hb = gtk_hbox_new(FALSE, 0);
 330     gtk_container_set_border_width(GTK_CONTAINER(button_hb), 6);
 331     gtk_box_pack_start (GTK_BOX(pane_vb), button_hb, FALSE, FALSE, 0);
 332
 333     /* pane layout */
 334     for (i=0; i<LAYOUT_QTY; ++i)
 335     {
 336         type_tb = gtk_toggle_button_new ();
 337         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(type_tb),
 338             (layout_type_e)(i + 1) == prefs.gui_layout_type);
 339
 340         gtk_container_add (GTK_CONTAINER(type_tb), xpm_to_widget(inline_txt[i]));
 341
 342         g_signal_connect(type_tb, "toggled", G_CALLBACK(layout_type_changed_cb), layout_type_buttons);
 343         layout_type_buttons[i] = type_tb;
 344         gtk_box_pack_start (GTK_BOX(button_hb), type_tb, TRUE, FALSE, 0);
 345     }
 346
 347     g_object_set_data(G_OBJECT(main_vb), LAYOUT_TYPE_BUTTONS_KEY, layout_type_buttons);
 348
 349     /* radio hbox */
 350     radio_hb = gtk_hbox_new(FALSE, 0);
 351     gtk_container_set_border_width(GTK_CONTAINER(radio_hb), 6);
 352     gtk_box_pack_start (GTK_BOX(pane_vb), radio_hb, FALSE, FALSE, 0);
 353
 354     radio_vb = layout_content_radio_vbox(main_vb, tooltips, 1, prefs.gui_layout_content_1);
 355     gtk_container_set_border_width(GTK_CONTAINER(radio_vb), 6);
 356     gtk_box_pack_start (GTK_BOX(radio_hb), radio_vb, FALSE, FALSE, 0);
 357     g_object_set_data(G_OBJECT(main_vb), LAYOUT_CONTENT1_VB_KEY, radio_vb);
 358
 359     radio_vb = layout_content_radio_vbox(main_vb, tooltips, 2, prefs.gui_layout_content_2);
 360     gtk_container_set_border_width(GTK_CONTAINER(radio_vb), 6);
 361     gtk_box_pack_start (GTK_BOX(radio_hb), radio_vb, FALSE, FALSE, 0);
 362     g_object_set_data(G_OBJECT(main_vb), LAYOUT_CONTENT2_VB_KEY, radio_vb);
 363
 364     radio_vb = layout_content_radio_vbox(main_vb, tooltips, 3, prefs.gui_layout_content_3);
 365     gtk_container_set_border_width(GTK_CONTAINER(radio_vb), 6);
 366     gtk_box_pack_start (GTK_BOX(radio_hb), radio_vb, FALSE, FALSE, 0);
 367     g_object_set_data(G_OBJECT(main_vb), LAYOUT_CONTENT3_VB_KEY, radio_vb);
 368
 369     default_vb = gtk_vbox_new(FALSE, 0);
 370     default_bt = gtk_button_new_with_label("Default panes");
 371     gtk_tooltips_set_tip (tooltips, default_bt,
 372         "Reset the pane layout settings to default values.", NULL);
 373     g_signal_connect(default_bt, "clicked", G_CALLBACK(layout_defaults_cb), main_vb);
 374     gtk_box_pack_end(GTK_BOX(default_vb), default_bt, FALSE, FALSE, 0);
 375     gtk_box_pack_end(GTK_BOX(radio_hb), default_vb, FALSE, FALSE, 0);
 376
 377     /* Main horizontal box  */
 378     /* XXX - Is there a better way to center the table? */
 379     hbox = gtk_hbox_new(FALSE, 7);
 380     gtk_box_pack_start (GTK_BOX(main_vb), hbox, TRUE, FALSE, 0);
 381
 382     /* Main table */
 383     main_tb = gtk_table_new(GUI_TABLE_ROWS, 2, FALSE);
 384     gtk_box_pack_start( GTK_BOX(hbox), main_tb, FALSE, FALSE, 0 );
 385     gtk_table_set_row_spacings( GTK_TABLE(main_tb), 10 );
 386     gtk_table_set_col_spacings( GTK_TABLE(main_tb), 15 );
 387
 388     /* Scrollbar placement */
 389     scrollbar_om = create_preference_option_menu(main_tb, pos++,
 390         "Vertical scrollbar placement:", NULL, scrollbar_placement_vals,
 391         prefs.gui_scrollbar_on_right);
 392     gtk_tooltips_set_tip(tooltips, scrollbar_om,
 393         "Select where the vertical scrollbar "
 394         "will be displayed in the panes.", NULL);
 395     g_object_set_data(G_OBJECT(main_vb), SCROLLBAR_PLACEMENT_KEY, scrollbar_om);
 396
 397     /* Alternating row colors in list and tree views */
 398     altern_colors_om = create_preference_option_menu(main_tb, pos++,
 399         "Alternating row colors in lists and trees:", NULL,
 400         altern_colors_vals, prefs.gui_altern_colors);
 401     gtk_tooltips_set_tip(tooltips, altern_colors_om,
 402         "Select whether or not the rows of "
 403         "lists and trees have alternating color.", NULL);
 404     g_object_set_data(G_OBJECT(main_vb), ALTERN_COLORS_KEY, altern_colors_om);
 405
 406     /* Hex Dump highlight style */
 407     highlight_style_om = create_preference_option_menu(main_tb, pos++,
 408         "Hex display highlight style:", NULL, highlight_style_vals,
 409          prefs.gui_hex_dump_highlight_style);
 410     gtk_tooltips_set_tip(tooltips, highlight_style_om,
 411         "Select the style in which the "
 412         "hex dump will be displayed.", NULL);
 413     g_object_set_data(G_OBJECT(main_vb), HEX_DUMP_HIGHLIGHT_STYLE_KEY, highlight_style_om);
 414
 415     /* Toolbar prefs */
 416     toolbar_style_om = create_preference_option_menu(main_tb, pos++,
 417         "Toolbar style:", NULL, toolbar_style_vals,
 418         prefs.gui_toolbar_main_style);
 419     gtk_tooltips_set_tip(tooltips, toolbar_style_om,
 420         "Select the style in which the "
 421         "toolbar will be displayed.", NULL);
 422     g_object_set_data(G_OBJECT(main_vb), GUI_TOOLBAR_STYLE_KEY, toolbar_style_om);
 423
 424     /* Placement of Filter toolbar */
 425     filter_toolbar_placement_om = create_preference_option_menu(main_tb, pos++,
 426         "Filter toolbar placement:", NULL,
 427         filter_toolbar_placement_vals, prefs.filter_toolbar_show_in_statusbar);
 428     gtk_tooltips_set_tip(tooltips, filter_toolbar_placement_om,
 429         "Select where the filter "
 430         "toolbar will be displayed." , NULL);
 431     g_object_set_data(G_OBJECT(main_vb), FILTER_TOOLBAR_PLACEMENT_KEY, filter_toolbar_placement_om);
 432
 433     /* Window title */
 434     window_title_te = create_preference_entry(main_tb, pos++,
 435         "Custom window title (prepended to existing titles):",
 436         NULL, prefs.gui_window_title);
 437     gtk_entry_set_text(GTK_ENTRY(window_title_te), prefs.gui_window_title);
 438     gtk_tooltips_set_tip(tooltips, window_title_te,
 439         "Enter the text to be prepended to the "
 440         "window title.", NULL);
 441     g_object_set_data(G_OBJECT(main_vb), GUI_WINDOW_TITLE_KEY, window_title_te);
 442
 443     /* Show 'em what we got */
 444     gtk_widget_show_all(main_vb);
 445
 446     return(main_vb);
 447 }
 448
 449 static gint
 450 fetch_enum_value(gpointer control, const enum_val_t *enumvals)
 451 {
 452     return fetch_preference_option_menu_val(GTK_WIDGET(control), enumvals);
 453 }
 454
 455 void
 456 layout_prefs_fetch(GtkWidget *w)
 457 {
 458     layout_t layout_fetched;
 459
 460     layout_get(w, &layout_fetched);
 461
 462     prefs.gui_layout_type = layout_fetched.type;
 463     prefs.gui_layout_content_1 = layout_fetched.content[0];
 464     prefs.gui_layout_content_2 = layout_fetched.content[1];
 465     prefs.gui_layout_content_3 = layout_fetched.content[2];
 466
 467     prefs.gui_scrollbar_on_right = fetch_enum_value(
 468         g_object_get_data(G_OBJECT(w), SCROLLBAR_PLACEMENT_KEY),
 469         scrollbar_placement_vals);
 470
 471     prefs.gui_altern_colors = fetch_enum_value(
 472         g_object_get_data(G_OBJECT(w), ALTERN_COLORS_KEY), altern_colors_vals);
 473     prefs.filter_toolbar_show_in_statusbar = fetch_enum_value(
 474         g_object_get_data(G_OBJECT(w), FILTER_TOOLBAR_PLACEMENT_KEY), filter_toolbar_placement_vals);
 475     prefs.gui_hex_dump_highlight_style = fetch_enum_value(
 476         g_object_get_data(G_OBJECT(w), HEX_DUMP_HIGHLIGHT_STYLE_KEY),  highlight_style_vals);
 477     prefs.gui_toolbar_main_style = fetch_enum_value(
 478         g_object_get_data(G_OBJECT(w), GUI_TOOLBAR_STYLE_KEY), toolbar_style_vals);
 479
 480     g_free(prefs.gui_window_title);
 481     prefs.gui_window_title = g_strdup(gtk_entry_get_text(
 482                                           GTK_ENTRY(g_object_get_data(G_OBJECT(w), GUI_WINDOW_TITLE_KEY))));
 483 }
 484
 485 void
 486 layout_prefs_apply(GtkWidget *w _U_)
 487 {
 488     update_main_window_name();
 489     main_widgets_rearrange();
 490 }
 491
 492 void
 493 layout_prefs_destroy(GtkWidget *main_vb)
 494 {
 495     GtkWidget ** layout_type_buttons = g_object_get_data(G_OBJECT(main_vb), LAYOUT_TYPE_BUTTONS_KEY);
 496
 497     g_free(layout_type_buttons);
 498 }
 499