gtk/color_edit_dlg.c

   1 /* color_edit_dlg.c
   2  * Definitions for single color filter edit dialog boxes
   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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  23  */
  24
  25 #ifdef HAVE_CONFIG_H
  26 # include "config.h"
  27 #endif
  28
  29 #include <string.h>
  30
  31 #include <gtk/gtk.h>
  32
  33 #include <epan/packet.h>
  34
  35 #include "../color.h"
  36 #include "../color_filters.h"
  37 #include "../simple_dialog.h"
  38
  39 #include "gtk/color_dlg.h"
  40 #include "gtk/color_utils.h"
  41 #include "gtk/dlg_utils.h"
  42 #include "gtk/gui_utils.h"
  43 #include "gtk/stock_icons.h"
  44 #include "gtk/filter_dlg.h"
  45 #include "gtk/dfilter_expr_dlg.h"
  46 #include "gtk/color_edit_dlg.h"
  47 #include "gtk/filter_autocomplete.h"
  48
  49 #include "gtk/old-gtk-compat.h"
  50
  51 #define BUTTON_SIZE_X -1
  52 #define BUTTON_SIZE_Y -1
  53
  54
  55 static void edit_color_filter_destroy_cb(GObject *object, gpointer user_data);
  56 static void edit_color_filter_fg_cb(GtkButton *button, gpointer user_data);
  57 static void edit_color_filter_bg_cb(GtkButton *button, gpointer user_data);
  58 /*
  59   static void edit_disabled_cb_cb(GtkButton *button, gpointer user_data);
  60 */
  61 static void edit_color_filter_ok_cb(GtkButton *button, gpointer user_data);
  62 static void edit_new_color_filter_cancel_cb(GtkButton *button, gpointer user_data);
  63
  64 static GtkWidget* color_sel_win_new(color_filter_t *colorf, gboolean);
  65 static void color_sel_ok_cb(GtkButton *button, gpointer user_data);
  66 static void color_sel_cancel_cb(GObject *object, gpointer user_data);
  67
  68
  69 #define COLOR_FILTERS_CL        "color_filters_cl"
  70 #define COLOR_FILTER            "color_filter"
  71 #define COLOR_FILTER_NAME_TE    "color_filter_name_te"
  72 #define COLOR_FILTER_TEXT_TE    "color_filter_text_te"
  73 #define COLOR_SELECTION_FG      "color_selection_fg"
  74 #define COLOR_SELECTION_BG      "color_selection_bg"
  75 #define COLOR_SELECTION_PARENT  "color_selection_parent"
  76
  77 /* XXX - we don't forbid having more than one "Edit color filter" dialog
  78    open, so these shouldn't be global. */
  79 static GtkWidget *filt_name_entry;
  80 static GtkWidget *filt_text_entry;
  81 static GtkWidget *disabled_cb;
  82
  83
  84 static void
  85 filter_expr_cb(GtkWidget *w _U_, gpointer filter_te)
  86 {
  87
  88   dfilter_expr_dlg_new(GTK_WIDGET(filter_te));
  89 }
  90
  91
  92 /* Create an "Edit Color Filter" dialog for a given color filter, and
  93    associate it with that color filter. */
  94 void
  95 edit_color_filter_dialog(GtkWidget *color_filters,
  96                          gboolean is_new_filter)
  97 {
  98   color_filter_t *colorf;
  99   GtkWidget      *edit_dialog;
 100   GtkWidget      *dialog_vbox;
 101 #if GTK_CHECK_VERSION(3,0,0)
 102   GdkRGBA        bg_rgba_color, fg_rgba_color;
 103 #else
 104   GdkColor       bg_color, fg_color;
 105 #endif
 106   GtkWidget *filter_fr;
 107   GtkWidget *filter_fr_vbox;
 108   GtkWidget *filter_name_hbox;
 109   GtkWidget *color_filter_name;
 110   GtkWidget *filter_string_hbox;
 111   GtkWidget *add_expression_bt;
 112   GtkWidget *color_filter_text;
 113
 114   GtkWidget *settings_hbox;
 115
 116   GtkWidget *colorize_fr;
 117   GtkWidget *colorize_hbox;
 118   GtkWidget *colorize_filter_fg;
 119   GtkWidget *colorize_filter_bg;
 120
 121   GtkWidget *status_fr;
 122   GtkWidget *status_vbox;
 123
 124   GtkWidget *bbox;
 125   GtkWidget *edit_color_filter_ok;
 126   GtkWidget *edit_color_filter_cancel;
 127
 128   GtkTreeModel     *model;
 129   GtkTreeIter       iter;
 130
 131   model = gtk_tree_view_get_model(GTK_TREE_VIEW(color_filters));
 132
 133   gtk_tree_model_iter_nth_child(model, &iter, NULL, color_dlg_row_selected);
 134   gtk_tree_model_get(model, &iter, 5, &colorf, -1);
 135
 136   if (colorf->edit_dialog != NULL) {
 137     /* There's already an edit box open for this filter; reactivate it. */
 138     reactivate_window(colorf->edit_dialog);
 139     return;
 140   }
 141
 142   /* dialog window */
 143   edit_dialog = dlg_conf_window_new ("Wireshark: Edit Color Filter");
 144   gtk_window_set_default_size(GTK_WINDOW(edit_dialog), 500, -1);
 145   g_object_set_data(G_OBJECT(edit_dialog), "edit_dialog", edit_dialog);
 146   colorf->edit_dialog = edit_dialog;
 147
 148   dialog_vbox = gtk_vbox_new (FALSE, 0);
 149   gtk_container_set_border_width  (GTK_CONTAINER (dialog_vbox), 5);
 150   gtk_container_add (GTK_CONTAINER (edit_dialog), dialog_vbox);
 151
 152   /* Filter frame */
 153   filter_fr = gtk_frame_new("Filter");
 154   gtk_box_pack_start (GTK_BOX (dialog_vbox), filter_fr, FALSE, FALSE, 0);
 155
 156   filter_fr_vbox = gtk_vbox_new (FALSE, 0);
 157   gtk_container_set_border_width  (GTK_CONTAINER (filter_fr_vbox), 5);
 158   gtk_container_add(GTK_CONTAINER(filter_fr), filter_fr_vbox);
 159
 160   /* filter name hbox */
 161   filter_name_hbox = gtk_hbox_new (FALSE, 0);
 162   gtk_box_pack_start (GTK_BOX (filter_fr_vbox), filter_name_hbox, TRUE, FALSE, 3);
 163
 164   color_filter_name = gtk_label_new (("Name: "));
 165   gtk_box_pack_start (GTK_BOX (filter_name_hbox), color_filter_name, FALSE, FALSE, 0);
 166
 167   filt_name_entry = gtk_entry_new ();
 168   gtk_entry_set_text(GTK_ENTRY(filt_name_entry), colorf->filter_name);
 169
 170 #if GTK_CHECK_VERSION(3,0,0)
 171   color_t_to_gdkRGBAcolor(&bg_rgba_color, &colorf->bg_color);
 172   color_t_to_gdkRGBAcolor(&fg_rgba_color, &colorf->fg_color);
 173   gtk_widget_override_background_color(filt_name_entry, GTK_STATE_NORMAL, &bg_rgba_color);
 174   gtk_widget_override_color(filt_name_entry, GTK_STATE_NORMAL, &fg_rgba_color);
 175 #else
 176   color_t_to_gdkcolor(&bg_color, &colorf->bg_color);
 177   color_t_to_gdkcolor(&fg_color, &colorf->fg_color);
 178
 179   gtk_widget_modify_base(filt_name_entry, GTK_STATE_NORMAL, &bg_color);
 180   gtk_widget_modify_text(filt_name_entry, GTK_STATE_NORMAL, &fg_color);
 181 #endif
 182   gtk_box_pack_start (GTK_BOX (filter_name_hbox), filt_name_entry, TRUE, TRUE, 0);
 183   gtk_widget_set_tooltip_text(filt_name_entry, "This is the editable name of the filter. (No @ characters allowed.)");
 184
 185   /* filter string hbox */
 186   filter_string_hbox = gtk_hbox_new (FALSE, 0);
 187   gtk_box_pack_start (GTK_BOX (filter_fr_vbox), filter_string_hbox, TRUE, FALSE, 3);
 188
 189   color_filter_text = gtk_label_new (("String: "));
 190   gtk_box_pack_start (GTK_BOX (filter_string_hbox), color_filter_text, FALSE, FALSE, 0);
 191
 192   filt_text_entry = gtk_entry_new ();
 193   g_signal_connect(filt_text_entry, "changed", G_CALLBACK(filter_te_syntax_check_cb), NULL);
 194   g_object_set_data(G_OBJECT(filter_string_hbox), E_FILT_AUTOCOMP_PTR_KEY, NULL);
 195   g_signal_connect(filt_text_entry, "key-press-event", G_CALLBACK (filter_string_te_key_pressed_cb), NULL);
 196   g_signal_connect(edit_dialog, "key-press-event", G_CALLBACK (filter_parent_dlg_key_pressed_cb), NULL);
 197   gtk_entry_set_text(GTK_ENTRY(filt_text_entry), colorf->filter_text);
 198
 199   gtk_box_pack_start (GTK_BOX (filter_string_hbox), filt_text_entry, TRUE, TRUE, 0);
 200   gtk_widget_set_tooltip_text(filt_text_entry, "This is the editable text of the filter");
 201
 202   /* Create the "Add Expression..." button, to pop up a dialog
 203      for constructing filter comparison expressions. */
 204   add_expression_bt = gtk_button_new_from_stock(WIRESHARK_STOCK_ADD_EXPRESSION);
 205   g_signal_connect(add_expression_bt, "clicked", G_CALLBACK(filter_expr_cb), filt_text_entry);
 206   gtk_box_pack_start (GTK_BOX(filter_string_hbox), add_expression_bt, FALSE, FALSE, 3);
 207   gtk_widget_set_tooltip_text(add_expression_bt, "Add an expression to the filter string");
 208
 209   /* Show the (in)validity of the default filter string */
 210   filter_te_syntax_check_cb(filt_text_entry, NULL);
 211
 212   /* settings-hbox for "choose color frame" and "status frame" */
 213   settings_hbox = gtk_hbox_new (FALSE, 0);
 214   gtk_box_pack_start (GTK_BOX (dialog_vbox), settings_hbox, FALSE, FALSE, 0);
 215
 216   /* choose color frame */
 217   colorize_fr = gtk_frame_new("Display Colors");
 218   gtk_box_pack_start (GTK_BOX (settings_hbox), colorize_fr, TRUE, TRUE, 0);
 219
 220   colorize_hbox = gtk_hbox_new (FALSE, 0);
 221   gtk_container_set_border_width  (GTK_CONTAINER (colorize_hbox), 5);
 222   gtk_container_add(GTK_CONTAINER(colorize_fr), colorize_hbox);
 223
 224   colorize_filter_fg = gtk_button_new_with_label (("Foreground Color..."));
 225   gtk_box_pack_start (GTK_BOX (colorize_hbox), colorize_filter_fg, TRUE, FALSE, 0);
 226   gtk_widget_set_tooltip_text(colorize_filter_fg, "Select foreground color for data display");
 227
 228   colorize_filter_bg = gtk_button_new_with_label (("Background Color..."));
 229   gtk_box_pack_start (GTK_BOX (colorize_hbox), colorize_filter_bg, TRUE, FALSE, 0);
 230   gtk_widget_set_tooltip_text(colorize_filter_bg, "Select background color for data display");
 231
 232   /* status frame */
 233   status_fr = gtk_frame_new("Status");
 234   gtk_box_pack_start (GTK_BOX (settings_hbox), status_fr, TRUE, TRUE, 0);
 235
 236   status_vbox = gtk_vbox_new (FALSE, 0);
 237   gtk_container_set_border_width  (GTK_CONTAINER (status_vbox), 5);
 238   gtk_container_add(GTK_CONTAINER(status_fr), status_vbox);
 239
 240   disabled_cb = gtk_check_button_new_with_label("Disabled");
 241   gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(disabled_cb), colorf->disabled);
 242   gtk_box_pack_start (GTK_BOX (status_vbox), disabled_cb, TRUE, FALSE, 0);
 243   gtk_widget_set_tooltip_text(disabled_cb, "Color rule won't be checked if this box is selected");
 244
 245   /* button box */
 246   bbox = dlg_button_row_new(GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL);
 247   gtk_box_pack_start(GTK_BOX(dialog_vbox), bbox, FALSE, FALSE, 0);
 248   gtk_container_set_border_width  (GTK_CONTAINER (bbox), 0);
 249
 250   edit_color_filter_ok = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_OK);
 251   gtk_widget_set_tooltip_text(edit_color_filter_ok, "Accept filter color change");
 252
 253   edit_color_filter_cancel = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CANCEL);
 254   gtk_widget_set_tooltip_text(edit_color_filter_cancel, "Reject filter color change");
 255
 256   gtk_widget_grab_default(edit_color_filter_ok);
 257
 258   /* signals and such */
 259   g_object_set_data(G_OBJECT(edit_dialog), COLOR_FILTER, colorf);
 260   g_signal_connect(edit_dialog, "destroy", G_CALLBACK(edit_color_filter_destroy_cb), NULL);
 261   g_object_set_data(G_OBJECT(colorize_filter_fg), COLOR_FILTER, colorf);
 262   g_signal_connect(colorize_filter_fg, "clicked", G_CALLBACK(edit_color_filter_fg_cb), NULL);
 263   g_object_set_data(G_OBJECT(colorize_filter_bg), COLOR_FILTER, colorf);
 264   g_signal_connect(colorize_filter_bg, "clicked", G_CALLBACK(edit_color_filter_bg_cb), NULL);
 265   g_object_set_data(G_OBJECT(disabled_cb), COLOR_FILTER, colorf);
 266 /*    g_signal_connect(disabled_cb, "clicked", G_CALLBACK(edit_disabled_cb_cb), NULL);*/
 267   g_object_set_data(G_OBJECT(edit_color_filter_ok), COLOR_FILTERS_CL, color_filters);
 268   g_object_set_data(G_OBJECT(edit_color_filter_ok), COLOR_FILTER, colorf);
 269   g_signal_connect(edit_color_filter_ok, "clicked", G_CALLBACK(edit_color_filter_ok_cb), edit_dialog);
 270
 271   /* set callback to delete new filters if cancel chosen */
 272   if (is_new_filter)
 273   {
 274     g_object_set_data(G_OBJECT(edit_color_filter_cancel), COLOR_FILTERS_CL, color_filters);
 275     g_signal_connect(edit_color_filter_cancel, "clicked",
 276                      G_CALLBACK(edit_new_color_filter_cancel_cb), edit_dialog);
 277   }
 278   /* escape will select cancel */
 279   window_set_cancel_button(edit_dialog, edit_color_filter_cancel, window_cancel_button_cb);
 280
 281   g_signal_connect(edit_dialog, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
 282
 283   gtk_widget_show_all(edit_dialog);
 284   window_present(edit_dialog);
 285 }
 286
 287 /* Called when the dialog box is being destroyed; destroy any color
 288    selection dialogs opened from this dialog, and null out the pointer
 289    to this dialog. */
 290 static void
 291 edit_color_filter_destroy_cb(GObject *object, gpointer user_data _U_)
 292 {
 293   color_filter_t *colorf;
 294   GtkWidget *color_sel;
 295
 296   colorf = (color_filter_t *)g_object_get_data(G_OBJECT(object), COLOR_FILTER);
 297   colorf->edit_dialog = NULL;
 298
 299   /* Destroy any color selection dialogs this dialog had open. */
 300   color_sel = (GtkWidget *)g_object_get_data(G_OBJECT(object), COLOR_SELECTION_FG);
 301   if (color_sel != NULL)
 302     window_destroy(color_sel);
 303   color_sel = (GtkWidget *)g_object_get_data(G_OBJECT(object), COLOR_SELECTION_BG);
 304   if (color_sel != NULL)
 305     window_destroy(color_sel);
 306 }
 307
 308 /* Pop up a color selection box to choose the foreground color. */
 309 static void
 310 edit_color_filter_fg_cb(GtkButton *button, gpointer user_data _U_)
 311 {
 312   color_filter_t *colorf;
 313   GtkWidget *color_selection_fg;
 314
 315   colorf = (color_filter_t *)g_object_get_data(G_OBJECT(button), COLOR_FILTER);
 316   /* Do we already have one open for this dialog? */
 317   color_selection_fg = g_object_get_data(G_OBJECT(colorf->edit_dialog), COLOR_SELECTION_FG);
 318   if (color_selection_fg != NULL) {
 319     /* Yes.  Just reactivate it. */
 320     reactivate_window(color_selection_fg);
 321   } else {
 322     /* No.  Create a new color selection box, and associate it with
 323        this dialog. */
 324     color_selection_fg = color_sel_win_new(colorf, FALSE);
 325     g_object_set_data(G_OBJECT(colorf->edit_dialog), COLOR_SELECTION_FG, color_selection_fg);
 326     g_object_set_data(G_OBJECT(color_selection_fg), COLOR_SELECTION_PARENT, colorf->edit_dialog);
 327   }
 328 }
 329
 330 /* Pop up a color selection box to choose the background color. */
 331 static void
 332 edit_color_filter_bg_cb                (GtkButton       *button,
 333                                         gpointer         user_data _U_)
 334 {
 335   color_filter_t *colorf;
 336   GtkWidget *color_selection_bg;
 337
 338   colorf = (color_filter_t *)g_object_get_data(G_OBJECT(button), COLOR_FILTER);
 339   /* Do we already have one open for this dialog? */
 340   color_selection_bg = g_object_get_data(G_OBJECT(colorf->edit_dialog), COLOR_SELECTION_BG);
 341   if (color_selection_bg != NULL) {
 342     /* Yes.  Just reactivate it. */
 343     reactivate_window(color_selection_bg);
 344   } else {
 345     /* No.  Create a new color selection box, and associate it with
 346        this dialog. */
 347     color_selection_bg = color_sel_win_new(colorf, TRUE);
 348     g_object_set_data(G_OBJECT(colorf->edit_dialog), COLOR_SELECTION_BG, color_selection_bg);
 349     g_object_set_data(G_OBJECT(color_selection_bg), COLOR_SELECTION_PARENT, colorf->edit_dialog);
 350   }
 351 }
 352
 353 /* Toggle the disabled flag */
 354 #if 0
 355 static void
 356 edit_disabled_cb_cb                    (GtkButton       *button,
 357                                         gpointer         user_data _U_)
 358 {
 359   color_filter_t *colorf;
 360
 361   colorf = (color_filter_t *)g_object_get_data(G_OBJECT(button), COLOR_FILTER);
 362   colorf->disabled = GTK_TOGGLE_BUTTON (button)->active;
 363
 364   printf("Colorfilter %s is now %s\n",colorf->filter_name,colorf->disabled?"disabled":"enabled");
 365 }
 366 #endif
 367
 368 /* accept color (and potential content) change */
 369 static void
 370 edit_color_filter_ok_cb                (GtkButton       *button,
 371                                         gpointer         user_data)
 372 {
 373   GtkWidget      *dialog;
 374 #if GTK_CHECK_VERSION(3,0,0)
 375   GtkStyleContext *context;
 376   GdkRGBA          *new_rgba_bg_color;
 377   GdkRGBA          *new_rgba_fg_color;
 378 #else
 379   GtkStyle       *style;
 380   GdkColor        new_fg_color;
 381   GdkColor        new_bg_color;
 382 #endif
 383   gchar          *filter_name;
 384   gchar          *filter_text;
 385   gboolean        filter_disabled;
 386   color_filter_t *colorf;
 387   dfilter_t      *compiled_filter;
 388   GtkWidget      *color_filters;
 389   GtkTreeModel   *model;
 390   GtkTreeIter     iter;
 391   gchar           fg_str[14], bg_str[14];
 392
 393   dialog = (GtkWidget *)user_data;
 394 #if GTK_CHECK_VERSION(3,0,0)
 395   context = gtk_widget_get_style_context (filt_name_entry);
 396   gtk_style_context_get (context, GTK_STATE_NORMAL,
 397                        "background-color", &new_rgba_bg_color,
 398                        NULL);
 399   gtk_style_context_get (context, GTK_STATE_NORMAL,
 400                        "forground-color", &new_rgba_fg_color,
 401                        NULL);
 402 /* gdk_rgba_free (rgba_bg_color); */
 403
 404 #else
 405
 406   style = gtk_widget_get_style(filt_name_entry);
 407   new_bg_color = style->base[GTK_STATE_NORMAL];
 408   new_fg_color = style->text[GTK_STATE_NORMAL];
 409 #endif
 410
 411   filter_name = g_strdup(gtk_entry_get_text(GTK_ENTRY(filt_name_entry)));
 412   filter_text = g_strdup(gtk_entry_get_text(GTK_ENTRY(filt_text_entry)));
 413   filter_disabled = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(disabled_cb));
 414
 415   if(strchr(filter_name,'@') || strchr(filter_text,'@')){
 416     simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
 417                   "Filter names and strings must not"
 418                   " use the '@' character. Filter unchanged.");
 419     g_free(filter_name);
 420     g_free(filter_text);
 421     return;
 422   }
 423
 424   if(!dfilter_compile(filter_text, &compiled_filter)) {
 425     simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
 426                   "Filter \"%s\" didn't compile correctly.\n"
 427                   " Please try again. Filter unchanged.\n%s\n", filter_name,
 428                   dfilter_error_msg);
 429   } else {
 430     color_filters = (GtkWidget *)g_object_get_data(G_OBJECT(button), COLOR_FILTERS_CL);
 431     colorf = (color_filter_t *)g_object_get_data(G_OBJECT(button), COLOR_FILTER);
 432
 433     g_free(colorf->filter_name);
 434     colorf->filter_name = filter_name;
 435
 436     g_free(colorf->filter_text);
 437     colorf->filter_text = filter_text;
 438
 439     colorf->disabled = filter_disabled;
 440 #if GTK_CHECK_VERSION(3,0,0)
 441     gdkRGBAcolor_to_color_t(&colorf->fg_color, new_rgba_fg_color);
 442     gdkRGBAcolor_to_color_t(&colorf->bg_color, new_rgba_bg_color);
 443 #else
 444     gdkcolor_to_color_t(&colorf->fg_color, &new_fg_color);
 445     gdkcolor_to_color_t(&colorf->bg_color, &new_bg_color);
 446 #endif
 447     g_snprintf(fg_str, sizeof(fg_str), "#%04X%04X%04X",
 448                colorf->fg_color.red, colorf->fg_color.green, colorf->fg_color.blue);
 449     g_snprintf(bg_str, sizeof(bg_str), "#%04X%04X%04X",
 450                colorf->bg_color.red, colorf->bg_color.green, colorf->bg_color.blue);
 451     model = gtk_tree_view_get_model(GTK_TREE_VIEW(color_filters));
 452     gtk_tree_model_iter_nth_child(model, &iter, NULL, color_dlg_row_selected);
 453     gtk_list_store_set(GTK_LIST_STORE(model), &iter, 0, filter_name,
 454                        1, filter_text, 2, fg_str, 3, bg_str,
 455                        4, filter_disabled, -1);
 456     if(colorf->c_colorfilter != NULL)
 457       dfilter_free(colorf->c_colorfilter);
 458     colorf->c_colorfilter = compiled_filter;
 459
 460     /* Destroy the dialog box. */
 461     window_destroy(dialog);
 462   }
 463 #if GTK_CHECK_VERSION(3,0,0)
 464   gdk_rgba_free (new_rgba_fg_color);
 465   gdk_rgba_free (new_rgba_bg_color);
 466 #endif
 467 }
 468
 469 /* reject new color filter addition */
 470 static void
 471 edit_new_color_filter_cancel_cb(GtkButton *button, gpointer user_data _U_)
 472 {
 473   /* Delete the entry. As a side effect this destroys the edit_dialog window. */
 474   color_delete_single(color_dlg_num_of_filters-1, (GtkWidget*)g_object_get_data(G_OBJECT(button), COLOR_FILTERS_CL));
 475 }
 476
 477 static GtkWidget*
 478 color_sel_win_new(color_filter_t *colorf, gboolean is_bg)
 479 {
 480   gchar *title;
 481   GtkWidget *color_sel_win;
 482   color_t   *color;
 483   GdkColor   gcolor;
 484   GtkWidget *color_sel_ok;
 485   GtkWidget *color_sel_cancel;
 486   GtkWidget *color_sel_help;
 487
 488   if (is_bg) {
 489     color = &colorf->bg_color;
 490     title = g_strdup_printf("Wireshark: Choose background color for \"%s\"",
 491                             colorf->filter_name);
 492   } else {
 493     color = &colorf->fg_color;
 494     title = g_strdup_printf("Wireshark: Choose foreground color for \"%s\"",
 495                             colorf->filter_name);
 496   }
 497   color_sel_win = gtk_color_selection_dialog_new(title);
 498   g_free(title);
 499   g_object_set_data(G_OBJECT(color_sel_win), "color_sel_win", color_sel_win);
 500   gtk_container_set_border_width (GTK_CONTAINER (color_sel_win), 10);
 501
 502   if (color != NULL) {
 503     color_t_to_gdkcolor(&gcolor, color);
 504     gtk_color_selection_set_current_color(GTK_COLOR_SELECTION(gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(color_sel_win))), &gcolor);
 505   }
 506
 507   g_object_get(color_sel_win, "ok-button", &color_sel_ok, NULL);
 508   g_object_set_data(G_OBJECT(color_sel_win), "color_sel_ok", color_sel_ok);
 509 #if GTK_CHECK_VERSION(2,18,0)
 510   gtk_widget_set_can_default(color_sel_ok, TRUE);
 511 #else
 512   GTK_WIDGET_SET_FLAGS (color_sel_ok, GTK_CAN_DEFAULT);
 513 #endif
 514
 515   g_object_get(color_sel_win, "cancel-button", &color_sel_cancel, NULL);
 516   g_object_set_data(G_OBJECT(color_sel_win), "color_sel_cancel", color_sel_cancel);
 517 #if GTK_CHECK_VERSION(2,18,0)
 518   gtk_widget_set_can_default(color_sel_cancel, TRUE);
 519 #else
 520   GTK_WIDGET_SET_FLAGS (color_sel_cancel, GTK_CAN_DEFAULT);
 521 #endif
 522   window_set_cancel_button(color_sel_win, color_sel_cancel, NULL); /* ensure esc does req'd local cxl action.    */
 523   /* esc as handled by the                      */
 524   /* gtk_color_selection_dialog widget          */
 525   /*  doesn't result in this happening.         */
 526
 527   g_object_get(color_sel_win, "help-button", &color_sel_help, NULL);
 528   g_object_set_data(G_OBJECT(color_sel_win), "color_sel_help", color_sel_help);
 529 #if GTK_CHECK_VERSION(2,18,0)
 530   gtk_widget_set_can_default(color_sel_help, TRUE);
 531 #else
 532   GTK_WIDGET_SET_FLAGS (color_sel_help, GTK_CAN_DEFAULT);
 533 #endif
 534
 535   g_signal_connect(color_sel_ok, "clicked", G_CALLBACK(color_sel_ok_cb), color_sel_win);
 536   g_signal_connect(color_sel_cancel, "clicked", G_CALLBACK(color_sel_cancel_cb), color_sel_win);
 537
 538   gtk_widget_show_all(color_sel_win);
 539   return color_sel_win;
 540 }
 541
 542 static void
 543 color_sel_win_destroy(GtkWidget *sel_win)
 544 {
 545   GtkWidget *parent;
 546   GtkWidget *color_selection_fg, *color_selection_bg;
 547
 548   /* Find the "Edit color filter" dialog box with which this is associated. */
 549   parent = (GtkWidget *)g_object_get_data(G_OBJECT(sel_win), COLOR_SELECTION_PARENT);
 550
 551   /* Find that dialog box's foreground and background color selection
 552      boxes, if any. */
 553   color_selection_fg = g_object_get_data(G_OBJECT(parent), COLOR_SELECTION_FG);
 554   color_selection_bg = g_object_get_data(G_OBJECT(parent), COLOR_SELECTION_BG);
 555
 556   if (sel_win == color_selection_fg) {
 557     /* This was its foreground color selection box; it isn't, anymore. */
 558     g_object_set_data(G_OBJECT(parent), COLOR_SELECTION_FG, NULL);
 559   }
 560   if (sel_win == color_selection_bg) {
 561     /* This was its background color selection box; it isn't, anymore. */
 562     g_object_set_data(G_OBJECT(parent), COLOR_SELECTION_BG, NULL);
 563   }
 564
 565   /* Now destroy it. */
 566   window_destroy(sel_win);
 567 }
 568
 569 /* Retrieve selected color */
 570 static void
 571 color_sel_ok_cb                        (GtkButton       *button _U_,
 572                                         gpointer         user_data)
 573 {
 574 #if GTK_CHECK_VERSION(3,0,0)
 575   GdkRGBA new_rgba_color; /* Color from color selection dialog */
 576 #else
 577   GdkColor new_color; /* Color from color selection dialog */
 578 #endif
 579   GtkWidget *color_dialog;
 580   GtkWidget *parent;
 581   GtkWidget *color_selection_bg;
 582   gboolean is_bg;
 583
 584   color_dialog = (GtkWidget *)user_data;
 585
 586 #if GTK_CHECK_VERSION(3,0,0)
 587   gtk_color_selection_get_current_rgba(GTK_COLOR_SELECTION(gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(color_dialog))), &new_rgba_color);
 588 #else
 589   gtk_color_selection_get_current_color(GTK_COLOR_SELECTION(gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(color_dialog))), &new_color);
 590 #endif
 591 #if 0
 592   if ( ! get_color(&new_color) ){
 593     simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
 594                   "Could not allocate color.  Try again.");
 595   } else {
 596 #endif
 597     /* Find the "Edit color filter" dialog box with which this is
 598        associated. */
 599     parent = (GtkWidget *)g_object_get_data(G_OBJECT(color_dialog), COLOR_SELECTION_PARENT);
 600
 601     /* Find that dialog box's foreground and background color selection
 602        boxes, if any. */
 603     color_selection_bg = g_object_get_data(G_OBJECT(parent), COLOR_SELECTION_BG);
 604     is_bg = (color_dialog == color_selection_bg);
 605
 606     color_sel_win_destroy(color_dialog);
 607 #if GTK_CHECK_VERSION(3,0,0)
 608     /* now apply the change to the fore/background */
 609     if (is_bg)
 610       gtk_widget_override_background_color(filt_name_entry, GTK_STATE_NORMAL, &new_rgba_color);
 611     else
 612       gtk_widget_override_color(filt_name_entry, GTK_STATE_NORMAL, &new_rgba_color);
 613 #else
 614     /* now apply the change to the fore/background */
 615     if (is_bg)
 616       gtk_widget_modify_base(filt_name_entry, GTK_STATE_NORMAL, &new_color);
 617     else
 618       gtk_widget_modify_text(filt_name_entry, GTK_STATE_NORMAL, &new_color);
 619 #endif
 620 #if 0
 621   }
 622 #endif
 623 }
 624
 625 /* Don't choose the selected color as the foreground or background
 626    color for the filter. */
 627 static void
 628 color_sel_cancel_cb                    (GObject        *object _U_,
 629                                         gpointer         user_data)
 630 {
 631   GtkWidget *color_dialog;
 632   color_dialog = (GtkWidget *)user_data;
 633   /* nothing to change here.  Just get rid of the dialog box. */
 634
 635   color_sel_win_destroy(color_dialog);
 636 }