Pileus Git - ~andy/gtk/blob - gtk/gtkcustompaperunixdialog.c

   1 /* GtkCustomPaperUnixDialog
   2  * Copyright (C) 2006 Alexander Larsson <alexl@redhat.com>
   3  * Copyright © 2006, 2007, 2008 Christian Persch
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19
  20 #include "config.h"
  21 #include <string.h>
  22 #include <locale.h>
  23
  24 #ifdef HAVE__NL_MEASUREMENT_MEASUREMENT
  25 #include <langinfo.h>
  26 #endif
  27
  28 #include "gtkintl.h"
  29 #include "gtkprivate.h"
  30
  31 #include "gtkliststore.h"
  32
  33 #include "gtktreeviewcolumn.h"
  34 #include "gtklabel.h"
  35 #include "gtkspinbutton.h"
  36
  37 #include "gtkcustompaperunixdialog.h"
  38 #include "gtkprintbackend.h"
  39 #include "gtkprintutils.h"
  40
  41 #define LEGACY_CUSTOM_PAPER_FILENAME ".gtk-custom-papers"
  42 #define CUSTOM_PAPER_FILENAME "custom-papers"
  43
  44
  45 typedef struct
  46 {
  47   GtkUnit    display_unit;
  48   GtkWidget *spin_button;
  49 } UnitWidget;
  50
  51 struct _GtkCustomPaperUnixDialogPrivate
  52 {
  53
  54   GtkWidget *treeview;
  55   GtkWidget *values_box;
  56   GtkWidget *printer_combo;
  57   GtkWidget *width_widget;
  58   GtkWidget *height_widget;
  59   GtkWidget *top_widget;
  60   GtkWidget *bottom_widget;
  61   GtkWidget *left_widget;
  62   GtkWidget *right_widget;
  63
  64   GtkTreeViewColumn *text_column;
  65
  66   gulong printer_inserted_tag;
  67   gulong printer_removed_tag;
  68
  69   guint request_details_tag;
  70   GtkPrinter *request_details_printer;
  71
  72   guint non_user_change : 1;
  73
  74   GtkListStore *custom_paper_list;
  75   GtkListStore *printer_list;
  76
  77   GList *print_backends;
  78
  79   gchar *waiting_for_printer;
  80 };
  81
  82 enum {
  83   PRINTER_LIST_COL_NAME,
  84   PRINTER_LIST_COL_PRINTER,
  85   PRINTER_LIST_N_COLS
  86 };
  87
  88
  89 G_DEFINE_TYPE (GtkCustomPaperUnixDialog, gtk_custom_paper_unix_dialog, GTK_TYPE_DIALOG)
  90
  91
  92 static void gtk_custom_paper_unix_dialog_finalize  (GObject                *object);
  93 static void populate_dialog                        (GtkCustomPaperUnixDialog *dialog);
  94 static void printer_added_cb                       (GtkPrintBackend        *backend,
  95                                                     GtkPrinter             *printer,
  96                                                     GtkCustomPaperUnixDialog *dialog);
  97 static void printer_removed_cb                     (GtkPrintBackend        *backend,
  98                                                     GtkPrinter             *printer,
  99                                                     GtkCustomPaperUnixDialog *dialog);
 100 static void printer_status_cb                      (GtkPrintBackend        *backend,
 101                                                     GtkPrinter             *printer,
 102                                                     GtkCustomPaperUnixDialog *dialog);
 103
 104
 105
 106 GtkUnit
 107 _gtk_print_get_default_user_units (void)
 108 {
 109   /* Translate to the default units to use for presenting
 110    * lengths to the user. Translate to default:inch if you
 111    * want inches, otherwise translate to default:mm.
 112    * Do *not* translate it to "predefinito:mm", if it
 113    * it isn't default:mm or default:inch it will not work
 114    */
 115   gchar *e = _("default:mm");
 116
 117 #ifdef HAVE__NL_MEASUREMENT_MEASUREMENT
 118   gchar *imperial = NULL;
 119
 120   imperial = nl_langinfo (_NL_MEASUREMENT_MEASUREMENT);
 121   if (imperial && imperial[0] == 2 )
 122     return GTK_UNIT_INCH;  /* imperial */
 123   if (imperial && imperial[0] == 1 )
 124     return GTK_UNIT_MM;  /* metric */
 125 #endif
 126
 127   if (strcmp (e, "default:inch")==0)
 128     return GTK_UNIT_INCH;
 129   else if (strcmp (e, "default:mm"))
 130     g_warning ("Whoever translated default:mm did so wrongly.\n");
 131   return GTK_UNIT_MM;
 132 }
 133
 134 static char *
 135 custom_paper_get_legacy_filename (void)
 136 {
 137   gchar *filename;
 138
 139   filename = g_build_filename (g_get_home_dir (),
 140                                LEGACY_CUSTOM_PAPER_FILENAME, NULL);
 141   g_assert (filename != NULL);
 142   return filename;
 143 }
 144
 145 static char *
 146 custom_paper_get_filename (void)
 147 {
 148   gchar *filename;
 149
 150   filename = g_build_filename (g_get_user_config_dir (),
 151                                "gtk-3.0",
 152                                CUSTOM_PAPER_FILENAME, NULL);
 153   g_assert (filename != NULL);
 154   return filename;
 155 }
 156
 157 GList *
 158 _gtk_load_custom_papers (void)
 159 {
 160   GKeyFile *keyfile;
 161   gchar *filename;
 162   gchar **groups;
 163   gsize n_groups, i;
 164   gboolean load_ok;
 165   GList *result = NULL;
 166
 167   filename = custom_paper_get_filename ();
 168
 169   keyfile = g_key_file_new ();
 170   load_ok = g_key_file_load_from_file (keyfile, filename, 0, NULL);
 171   g_free (filename);
 172   if (!load_ok)
 173     {
 174       /* try legacy file */
 175       filename = custom_paper_get_legacy_filename ();
 176       load_ok = g_key_file_load_from_file (keyfile, filename, 0, NULL);
 177       g_free (filename);
 178     }
 179   if (!load_ok)
 180     {
 181       g_key_file_free (keyfile);
 182       return NULL;
 183     }
 184
 185   groups = g_key_file_get_groups (keyfile, &n_groups);
 186   for (i = 0; i < n_groups; ++i)
 187     {
 188       GtkPageSetup *page_setup;
 189
 190       page_setup = gtk_page_setup_new_from_key_file (keyfile, groups[i], NULL);
 191       if (!page_setup)
 192         continue;
 193
 194       result = g_list_prepend (result, page_setup);
 195     }
 196
 197   g_strfreev (groups);
 198   g_key_file_free (keyfile);
 199
 200   return g_list_reverse (result);
 201 }
 202
 203 void
 204 _gtk_print_load_custom_papers (GtkListStore *store)
 205 {
 206   GtkTreeIter iter;
 207   GList *papers, *p;
 208   GtkPageSetup *page_setup;
 209
 210   gtk_list_store_clear (store);
 211
 212   papers = _gtk_load_custom_papers ();
 213   for (p = papers; p; p = p->next)
 214     {
 215       page_setup = p->data;
 216       gtk_list_store_append (store, &iter);
 217       gtk_list_store_set (store, &iter,
 218                           0, page_setup,
 219                           -1);
 220       g_object_unref (page_setup);
 221     }
 222
 223   g_list_free (papers);
 224 }
 225
 226 void
 227 _gtk_print_save_custom_papers (GtkListStore *store)
 228 {
 229   GtkTreeModel *model = GTK_TREE_MODEL (store);
 230   GtkTreeIter iter;
 231   GKeyFile *keyfile;
 232   gchar *filename, *data, *parentdir;
 233   gsize len;
 234   gint i = 0;
 235
 236   keyfile = g_key_file_new ();
 237
 238   if (gtk_tree_model_get_iter_first (model, &iter))
 239     {
 240       do
 241         {
 242           GtkPageSetup *page_setup;
 243           gchar group[32];
 244
 245           g_snprintf (group, sizeof (group), "Paper%u", i);
 246
 247           gtk_tree_model_get (model, &iter, 0, &page_setup, -1);
 248
 249           gtk_page_setup_to_key_file (page_setup, keyfile, group);
 250
 251           ++i;
 252         } while (gtk_tree_model_iter_next (model, &iter));
 253     }
 254
 255   filename = custom_paper_get_filename ();
 256   parentdir = g_build_filename (g_get_user_config_dir (),
 257                                 "gtk-3.0",
 258                                 NULL);
 259   if (g_mkdir_with_parents (parentdir, 0700) == 0)
 260     {
 261       data = g_key_file_to_data (keyfile, &len, NULL);
 262       g_file_set_contents (filename, data, len, NULL);
 263       g_free (data);
 264     }
 265   g_free (parentdir);
 266   g_free (filename);
 267 }
 268
 269 static void
 270 gtk_custom_paper_unix_dialog_class_init (GtkCustomPaperUnixDialogClass *class)
 271 {
 272   GObjectClass *object_class;
 273
 274   object_class = (GObjectClass *) class;
 275
 276   object_class->finalize = gtk_custom_paper_unix_dialog_finalize;
 277
 278   g_type_class_add_private (class, sizeof (GtkCustomPaperUnixDialogPrivate));
 279 }
 280
 281 static void
 282 custom_paper_dialog_response_cb (GtkDialog *dialog,
 283                                  gint       response,
 284                                  gpointer   user_data)
 285 {
 286   GtkCustomPaperUnixDialogPrivate *priv = GTK_CUSTOM_PAPER_UNIX_DIALOG (dialog)->priv;
 287
 288   _gtk_print_save_custom_papers (priv->custom_paper_list);
 289 }
 290
 291 static void
 292 gtk_custom_paper_unix_dialog_init (GtkCustomPaperUnixDialog *dialog)
 293 {
 294   GtkCustomPaperUnixDialogPrivate *priv;
 295   GtkTreeIter iter;
 296
 297   dialog->priv = G_TYPE_INSTANCE_GET_PRIVATE (dialog,
 298                                               GTK_TYPE_CUSTOM_PAPER_UNIX_DIALOG,
 299                                               GtkCustomPaperUnixDialogPrivate);
 300   priv = dialog->priv;
 301
 302   priv->print_backends = NULL;
 303
 304   priv->request_details_printer = NULL;
 305   priv->request_details_tag = 0;
 306
 307   priv->printer_list = gtk_list_store_new (PRINTER_LIST_N_COLS,
 308                                            G_TYPE_STRING,
 309                                            G_TYPE_OBJECT);
 310
 311   gtk_list_store_append (priv->printer_list, &iter);
 312
 313   priv->custom_paper_list = gtk_list_store_new (1, G_TYPE_OBJECT);
 314   _gtk_print_load_custom_papers (priv->custom_paper_list);
 315
 316   populate_dialog (dialog);
 317
 318   gtk_dialog_add_buttons (GTK_DIALOG (dialog),
 319                           GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
 320                           NULL);
 321
 322   gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_CLOSE);
 323
 324   g_signal_connect (dialog, "response", G_CALLBACK (custom_paper_dialog_response_cb), NULL);
 325 }
 326
 327 static void
 328 gtk_custom_paper_unix_dialog_finalize (GObject *object)
 329 {
 330   GtkCustomPaperUnixDialog *dialog = GTK_CUSTOM_PAPER_UNIX_DIALOG (object);
 331   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 332   GtkPrintBackend *backend;
 333   GList *node;
 334
 335   if (priv->printer_list)
 336     {
 337       g_signal_handler_disconnect (priv->printer_list, priv->printer_inserted_tag);
 338       g_signal_handler_disconnect (priv->printer_list, priv->printer_removed_tag);
 339       g_object_unref (priv->printer_list);
 340       priv->printer_list = NULL;
 341     }
 342
 343   if (priv->request_details_tag)
 344     {
 345       g_signal_handler_disconnect (priv->request_details_printer,
 346                                    priv->request_details_tag);
 347       g_object_unref (priv->request_details_printer);
 348       priv->request_details_printer = NULL;
 349       priv->request_details_tag = 0;
 350     }
 351
 352   if (priv->custom_paper_list)
 353     {
 354       g_object_unref (priv->custom_paper_list);
 355       priv->custom_paper_list = NULL;
 356     }
 357
 358   g_free (priv->waiting_for_printer);
 359   priv->waiting_for_printer = NULL;
 360
 361   for (node = priv->print_backends; node != NULL; node = node->next)
 362     {
 363       backend = GTK_PRINT_BACKEND (node->data);
 364
 365       g_signal_handlers_disconnect_by_func (backend, printer_added_cb, dialog);
 366       g_signal_handlers_disconnect_by_func (backend, printer_removed_cb, dialog);
 367       g_signal_handlers_disconnect_by_func (backend, printer_status_cb, dialog);
 368
 369       gtk_print_backend_destroy (backend);
 370       g_object_unref (backend);
 371     }
 372
 373   g_list_free (priv->print_backends);
 374   priv->print_backends = NULL;
 375
 376   G_OBJECT_CLASS (gtk_custom_paper_unix_dialog_parent_class)->finalize (object);
 377 }
 378
 379 /**
 380  * gtk_custom_paper_unix_dialog_new:
 381  * @title: (allow-none): the title of the dialog, or %NULL
 382  * @parent: (allow-none): transient parent of the dialog, or %NULL
 383  *
 384  * Creates a new custom paper dialog.
 385  *
 386  * Returns: the new #GtkCustomPaperUnixDialog
 387  *
 388  * Since: 2.18
 389  */
 390 GtkWidget *
 391 _gtk_custom_paper_unix_dialog_new (GtkWindow   *parent,
 392                                   const gchar *title)
 393 {
 394   GtkWidget *result;
 395
 396   if (title == NULL)
 397     title = _("Manage Custom Sizes");
 398
 399   result = g_object_new (GTK_TYPE_CUSTOM_PAPER_UNIX_DIALOG,
 400                          "title", title,
 401                          "transient-for", parent,
 402                          "modal", parent != NULL,
 403                          "destroy-with-parent", TRUE,
 404                          "resizable", FALSE,
 405                          NULL);
 406
 407   return result;
 408 }
 409
 410 static void
 411 printer_added_cb (GtkPrintBackend          *backend,
 412                   GtkPrinter               *printer,
 413                   GtkCustomPaperUnixDialog *dialog)
 414 {
 415   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 416   GtkTreeIter iter;
 417   gchar *str;
 418
 419   if (gtk_printer_is_virtual (printer))
 420     return;
 421
 422   str = g_strdup_printf ("<b>%s</b>",
 423                          gtk_printer_get_name (printer));
 424
 425   gtk_list_store_append (priv->printer_list, &iter);
 426   gtk_list_store_set (priv->printer_list, &iter,
 427                       PRINTER_LIST_COL_NAME, str,
 428                       PRINTER_LIST_COL_PRINTER, printer,
 429                       -1);
 430
 431   g_object_set_data_full (G_OBJECT (printer),
 432                           "gtk-print-tree-iter",
 433                           gtk_tree_iter_copy (&iter),
 434                           (GDestroyNotify) gtk_tree_iter_free);
 435
 436   g_free (str);
 437
 438   if (priv->waiting_for_printer != NULL &&
 439       strcmp (priv->waiting_for_printer,
 440               gtk_printer_get_name (printer)) == 0)
 441     {
 442       gtk_combo_box_set_active_iter (GTK_COMBO_BOX (priv->printer_combo),
 443                                      &iter);
 444       priv->waiting_for_printer = NULL;
 445     }
 446 }
 447
 448 static void
 449 printer_removed_cb (GtkPrintBackend        *backend,
 450                     GtkPrinter             *printer,
 451                     GtkCustomPaperUnixDialog *dialog)
 452 {
 453   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 454   GtkTreeIter *iter;
 455
 456   iter = g_object_get_data (G_OBJECT (printer), "gtk-print-tree-iter");
 457   gtk_list_store_remove (GTK_LIST_STORE (priv->printer_list), iter);
 458 }
 459
 460
 461 static void
 462 printer_status_cb (GtkPrintBackend        *backend,
 463                    GtkPrinter             *printer,
 464                    GtkCustomPaperUnixDialog *dialog)
 465 {
 466   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 467   GtkTreeIter *iter;
 468   gchar *str;
 469
 470   iter = g_object_get_data (G_OBJECT (printer), "gtk-print-tree-iter");
 471
 472   str = g_strdup_printf ("<b>%s</b>",
 473                          gtk_printer_get_name (printer));
 474   gtk_list_store_set (priv->printer_list, iter,
 475                       PRINTER_LIST_COL_NAME, str,
 476                       -1);
 477   g_free (str);
 478 }
 479
 480 static void
 481 printer_list_initialize (GtkCustomPaperUnixDialog *dialog,
 482                          GtkPrintBackend        *print_backend)
 483 {
 484   GList *list, *node;
 485
 486   g_return_if_fail (print_backend != NULL);
 487
 488   g_signal_connect_object (print_backend,
 489                            "printer-added",
 490                            (GCallback) printer_added_cb,
 491                            G_OBJECT (dialog), 0);
 492
 493   g_signal_connect_object (print_backend,
 494                            "printer-removed",
 495                            (GCallback) printer_removed_cb,
 496                            G_OBJECT (dialog), 0);
 497
 498   g_signal_connect_object (print_backend,
 499                            "printer-status-changed",
 500                            (GCallback) printer_status_cb,
 501                            G_OBJECT (dialog), 0);
 502
 503   list = gtk_print_backend_get_printer_list (print_backend);
 504
 505   node = list;
 506   while (node != NULL)
 507     {
 508       printer_added_cb (print_backend, node->data, dialog);
 509       node = node->next;
 510     }
 511
 512   g_list_free (list);
 513 }
 514
 515 static void
 516 load_print_backends (GtkCustomPaperUnixDialog *dialog)
 517 {
 518   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 519   GList *node;
 520
 521   if (g_module_supported ())
 522     priv->print_backends = gtk_print_backend_load_modules ();
 523
 524   for (node = priv->print_backends; node != NULL; node = node->next)
 525     printer_list_initialize (dialog, GTK_PRINT_BACKEND (node->data));
 526 }
 527
 528 static void unit_widget_changed (GtkCustomPaperUnixDialog *dialog);
 529
 530 static GtkWidget *
 531 new_unit_widget (GtkCustomPaperUnixDialog *dialog,
 532                  GtkUnit                   unit,
 533                  GtkWidget                *mnemonic_label)
 534 {
 535   GtkWidget *hbox, *button, *label;
 536   UnitWidget *data;
 537
 538   data = g_new0 (UnitWidget, 1);
 539   data->display_unit = unit;
 540
 541   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
 542
 543   button = gtk_spin_button_new_with_range (0.0, 9999.0, 1);
 544   if (unit == GTK_UNIT_INCH)
 545     gtk_spin_button_set_digits (GTK_SPIN_BUTTON (button), 2);
 546   else
 547     gtk_spin_button_set_digits (GTK_SPIN_BUTTON (button), 1);
 548
 549   gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
 550   gtk_widget_show (button);
 551
 552   data->spin_button = button;
 553
 554   g_signal_connect_swapped (button, "value-changed",
 555                             G_CALLBACK (unit_widget_changed), dialog);
 556
 557   if (unit == GTK_UNIT_INCH)
 558     label = gtk_label_new (_("inch"));
 559   else
 560     label = gtk_label_new (_("mm"));
 561
 562   gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
 563   gtk_widget_show (label);
 564   gtk_label_set_mnemonic_widget (GTK_LABEL (mnemonic_label), button);
 565
 566   g_object_set_data_full (G_OBJECT (hbox), "unit-data", data, g_free);
 567
 568   return hbox;
 569 }
 570
 571 static double
 572 unit_widget_get (GtkWidget *unit_widget)
 573 {
 574   UnitWidget *data = g_object_get_data (G_OBJECT (unit_widget), "unit-data");
 575   return _gtk_print_convert_to_mm (gtk_spin_button_get_value (GTK_SPIN_BUTTON (data->spin_button)),
 576                                    data->display_unit);
 577 }
 578
 579 static void
 580 unit_widget_set (GtkWidget *unit_widget,
 581                  gdouble    value)
 582 {
 583   UnitWidget *data;
 584
 585   data = g_object_get_data (G_OBJECT (unit_widget), "unit-data");
 586   gtk_spin_button_set_value (GTK_SPIN_BUTTON (data->spin_button),
 587                              _gtk_print_convert_from_mm (value, data->display_unit));
 588 }
 589
 590 static void
 591 custom_paper_printer_data_func (GtkCellLayout   *cell_layout,
 592                                 GtkCellRenderer *cell,
 593                                 GtkTreeModel    *tree_model,
 594                                 GtkTreeIter     *iter,
 595                                 gpointer         data)
 596 {
 597   GtkPrinter *printer;
 598
 599   gtk_tree_model_get (tree_model, iter,
 600                       PRINTER_LIST_COL_PRINTER, &printer, -1);
 601
 602   if (printer)
 603     g_object_set (cell, "text",  gtk_printer_get_name (printer), NULL);
 604   else
 605     g_object_set (cell, "text",  _("Margins from Printer…"), NULL);
 606
 607   if (printer)
 608     g_object_unref (printer);
 609 }
 610
 611 static void
 612 update_combo_sensitivity_from_printers (GtkCustomPaperUnixDialog *dialog)
 613 {
 614   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 615   GtkTreeIter iter;
 616   gboolean sensitive;
 617   GtkTreeSelection *selection;
 618   GtkTreeModel *model;
 619
 620   sensitive = FALSE;
 621   model = GTK_TREE_MODEL (priv->printer_list);
 622   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
 623   if (gtk_tree_model_get_iter_first (model, &iter) &&
 624       gtk_tree_model_iter_next (model, &iter) &&
 625       gtk_tree_selection_get_selected (selection, NULL, &iter))
 626     sensitive = TRUE;
 627
 628   gtk_widget_set_sensitive (priv->printer_combo, sensitive);
 629 }
 630
 631 static void
 632 update_custom_widgets_from_list (GtkCustomPaperUnixDialog *dialog)
 633 {
 634   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 635   GtkTreeSelection *selection;
 636   GtkTreeModel *model;
 637   GtkTreeIter iter;
 638   GtkPageSetup *page_setup;
 639
 640   model = gtk_tree_view_get_model (GTK_TREE_VIEW (priv->treeview));
 641   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
 642
 643   priv->non_user_change = TRUE;
 644   if (gtk_tree_selection_get_selected (selection, NULL, &iter))
 645     {
 646       gtk_tree_model_get (model, &iter, 0, &page_setup, -1);
 647
 648       unit_widget_set (priv->width_widget,
 649                        gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM));
 650       unit_widget_set (priv->height_widget,
 651                        gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM));
 652       unit_widget_set (priv->top_widget,
 653                        gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_MM));
 654       unit_widget_set (priv->bottom_widget,
 655                        gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_MM));
 656       unit_widget_set (priv->left_widget,
 657                        gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_MM));
 658       unit_widget_set (priv->right_widget,
 659                        gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_MM));
 660
 661       gtk_widget_set_sensitive (priv->values_box, TRUE);
 662     }
 663   else
 664     {
 665       gtk_widget_set_sensitive (priv->values_box, FALSE);
 666     }
 667
 668   if (priv->printer_list)
 669     update_combo_sensitivity_from_printers (dialog);
 670   priv->non_user_change = FALSE;
 671 }
 672
 673 static void
 674 selected_custom_paper_changed (GtkTreeSelection         *selection,
 675                                GtkCustomPaperUnixDialog *dialog)
 676 {
 677   update_custom_widgets_from_list (dialog);
 678 }
 679
 680 static void
 681 unit_widget_changed (GtkCustomPaperUnixDialog *dialog)
 682 {
 683   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 684   gdouble w, h, top, bottom, left, right;
 685   GtkTreeSelection *selection;
 686   GtkTreeIter iter;
 687   GtkPageSetup *page_setup;
 688   GtkPaperSize *paper_size;
 689
 690   if (priv->non_user_change)
 691     return;
 692
 693   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
 694
 695   if (gtk_tree_selection_get_selected (selection, NULL, &iter))
 696     {
 697       gtk_tree_model_get (GTK_TREE_MODEL (priv->custom_paper_list), &iter, 0, &page_setup, -1);
 698
 699       w = unit_widget_get (priv->width_widget);
 700       h = unit_widget_get (priv->height_widget);
 701
 702       paper_size = gtk_page_setup_get_paper_size (page_setup);
 703       gtk_paper_size_set_size (paper_size, w, h, GTK_UNIT_MM);
 704
 705       top = unit_widget_get (priv->top_widget);
 706       bottom = unit_widget_get (priv->bottom_widget);
 707       left = unit_widget_get (priv->left_widget);
 708       right = unit_widget_get (priv->right_widget);
 709
 710       gtk_page_setup_set_top_margin (page_setup, top, GTK_UNIT_MM);
 711       gtk_page_setup_set_bottom_margin (page_setup, bottom, GTK_UNIT_MM);
 712       gtk_page_setup_set_left_margin (page_setup, left, GTK_UNIT_MM);
 713       gtk_page_setup_set_right_margin (page_setup, right, GTK_UNIT_MM);
 714
 715       g_object_unref (page_setup);
 716     }
 717 }
 718
 719 static gboolean
 720 custom_paper_name_used (GtkCustomPaperUnixDialog *dialog,
 721                         const gchar              *name)
 722 {
 723   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 724   GtkTreeModel *model;
 725   GtkTreeIter iter;
 726   GtkPageSetup *page_setup;
 727   GtkPaperSize *paper_size;
 728
 729   model = gtk_tree_view_get_model (GTK_TREE_VIEW (priv->treeview));
 730
 731   if (gtk_tree_model_get_iter_first (model, &iter))
 732     {
 733       do
 734         {
 735           gtk_tree_model_get (model, &iter, 0, &page_setup, -1);
 736           paper_size = gtk_page_setup_get_paper_size (page_setup);
 737           if (strcmp (name,
 738                       gtk_paper_size_get_name (paper_size)) == 0)
 739             {
 740               g_object_unref (page_setup);
 741               return TRUE;
 742             }
 743           g_object_unref (page_setup);
 744         } while (gtk_tree_model_iter_next (model, &iter));
 745     }
 746
 747   return FALSE;
 748 }
 749
 750 static void
 751 add_custom_paper (GtkCustomPaperUnixDialog *dialog)
 752 {
 753   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 754   GtkListStore *store;
 755   GtkPageSetup *page_setup;
 756   GtkPaperSize *paper_size;
 757   GtkTreeSelection *selection;
 758   GtkTreePath *path;
 759   GtkTreeIter iter;
 760   gchar *name;
 761   gint i;
 762
 763   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
 764   store = priv->custom_paper_list;
 765
 766   i = 1;
 767   name = NULL;
 768   do
 769     {
 770       g_free (name);
 771       name = g_strdup_printf (_("Custom Size %d"), i);
 772       i++;
 773     } while (custom_paper_name_used (dialog, name));
 774
 775   page_setup = gtk_page_setup_new ();
 776   paper_size = gtk_paper_size_new_custom (name, name,
 777                                           gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM),
 778                                           gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM),
 779                                           GTK_UNIT_MM);
 780   gtk_page_setup_set_paper_size (page_setup, paper_size);
 781   gtk_paper_size_free (paper_size);
 782
 783   gtk_list_store_append (store, &iter);
 784   gtk_list_store_set (store, &iter, 0, page_setup, -1);
 785   g_object_unref (page_setup);
 786
 787   gtk_tree_selection_select_iter (selection, &iter);
 788   path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
 789   gtk_widget_grab_focus (priv->treeview);
 790   gtk_tree_view_set_cursor (GTK_TREE_VIEW (priv->treeview), path,
 791                             priv->text_column, TRUE);
 792   gtk_tree_path_free (path);
 793   g_free (name);
 794 }
 795
 796 static void
 797 remove_custom_paper (GtkCustomPaperUnixDialog *dialog)
 798 {
 799   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 800   GtkTreeSelection *selection;
 801   GtkTreeIter iter;
 802   GtkListStore *store;
 803
 804   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->treeview));
 805   store = priv->custom_paper_list;
 806
 807   if (gtk_tree_selection_get_selected (selection, NULL, &iter))
 808     {
 809       GtkTreePath *path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
 810       gtk_list_store_remove (store, &iter);
 811
 812       if (gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, path))
 813         gtk_tree_selection_select_iter (selection, &iter);
 814       else if (gtk_tree_path_prev (path) && gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, path))
 815         gtk_tree_selection_select_iter (selection, &iter);
 816
 817       gtk_tree_path_free (path);
 818     }
 819 }
 820
 821 static void
 822 set_margins_from_printer (GtkCustomPaperUnixDialog *dialog,
 823                           GtkPrinter               *printer)
 824 {
 825   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 826   gdouble top, bottom, left, right;
 827
 828   top = bottom = left = right = 0;
 829   if (!gtk_printer_get_hard_margins (printer, &top, &bottom, &left, &right))
 830     return;
 831
 832   priv->non_user_change = TRUE;
 833   unit_widget_set (priv->top_widget, _gtk_print_convert_to_mm (top, GTK_UNIT_POINTS));
 834   unit_widget_set (priv->bottom_widget, _gtk_print_convert_to_mm (bottom, GTK_UNIT_POINTS));
 835   unit_widget_set (priv->left_widget, _gtk_print_convert_to_mm (left, GTK_UNIT_POINTS));
 836   unit_widget_set (priv->right_widget, _gtk_print_convert_to_mm (right, GTK_UNIT_POINTS));
 837   priv->non_user_change = FALSE;
 838
 839   /* Only send one change */
 840   unit_widget_changed (dialog);
 841 }
 842
 843 static void
 844 get_margins_finished_callback (GtkPrinter               *printer,
 845                                gboolean                  success,
 846                                GtkCustomPaperUnixDialog *dialog)
 847 {
 848   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 849
 850   g_signal_handler_disconnect (priv->request_details_printer,
 851                                priv->request_details_tag);
 852   g_object_unref (priv->request_details_printer);
 853   priv->request_details_tag = 0;
 854   priv->request_details_printer = NULL;
 855
 856   if (success)
 857     set_margins_from_printer (dialog, printer);
 858
 859   gtk_combo_box_set_active (GTK_COMBO_BOX (priv->printer_combo), 0);
 860 }
 861
 862 static void
 863 margins_from_printer_changed (GtkCustomPaperUnixDialog *dialog)
 864 {
 865   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 866   GtkTreeIter iter;
 867   GtkComboBox *combo;
 868   GtkPrinter *printer;
 869
 870   combo = GTK_COMBO_BOX (priv->printer_combo);
 871
 872   if (priv->request_details_tag)
 873     {
 874       g_signal_handler_disconnect (priv->request_details_printer,
 875                                    priv->request_details_tag);
 876       g_object_unref (priv->request_details_printer);
 877       priv->request_details_printer = NULL;
 878       priv->request_details_tag = 0;
 879     }
 880
 881   if (gtk_combo_box_get_active_iter (combo, &iter))
 882     {
 883       gtk_tree_model_get (gtk_combo_box_get_model (combo), &iter,
 884                           PRINTER_LIST_COL_PRINTER, &printer, -1);
 885
 886       if (printer)
 887         {
 888           if (gtk_printer_has_details (printer))
 889             {
 890               set_margins_from_printer (dialog, printer);
 891               gtk_combo_box_set_active (combo, 0);
 892             }
 893           else
 894             {
 895               priv->request_details_printer = g_object_ref (printer);
 896               priv->request_details_tag =
 897                 g_signal_connect (printer, "details-acquired",
 898                                   G_CALLBACK (get_margins_finished_callback), dialog);
 899               gtk_printer_request_details (printer);
 900             }
 901
 902           g_object_unref (printer);
 903         }
 904     }
 905 }
 906
 907 static void
 908 custom_size_name_edited (GtkCellRenderer          *cell,
 909                          gchar                    *path_string,
 910                          gchar                    *new_text,
 911                          GtkCustomPaperUnixDialog *dialog)
 912 {
 913   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
 914   GtkTreePath *path;
 915   GtkTreeIter iter;
 916   GtkListStore *store;
 917   GtkPageSetup *page_setup;
 918   GtkPaperSize *paper_size;
 919
 920   store = priv->custom_paper_list;
 921   path = gtk_tree_path_new_from_string (path_string);
 922   gtk_tree_model_get_iter (GTK_TREE_MODEL (store), &iter, path);
 923   gtk_tree_model_get (GTK_TREE_MODEL (store), &iter, 0, &page_setup, -1);
 924   gtk_tree_path_free (path);
 925
 926   paper_size = gtk_paper_size_new_custom (new_text, new_text,
 927                                           gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM),
 928                                           gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM),
 929                                           GTK_UNIT_MM);
 930   gtk_page_setup_set_paper_size (page_setup, paper_size);
 931   gtk_paper_size_free (paper_size);
 932
 933   g_object_unref (page_setup);
 934 }
 935
 936 static void
 937 custom_name_func (GtkTreeViewColumn *tree_column,
 938                   GtkCellRenderer   *cell,
 939                   GtkTreeModel      *tree_model,
 940                   GtkTreeIter       *iter,
 941                   gpointer           data)
 942 {
 943   GtkPageSetup *page_setup;
 944   GtkPaperSize *paper_size;
 945
 946   gtk_tree_model_get (tree_model, iter, 0, &page_setup, -1);
 947   if (page_setup)
 948     {
 949       paper_size = gtk_page_setup_get_paper_size (page_setup);
 950       g_object_set (cell, "text",  gtk_paper_size_get_display_name (paper_size), NULL);
 951       g_object_unref (page_setup);
 952     }
 953 }
 954
 955 static GtkWidget *
 956 wrap_in_frame (const gchar *label,
 957                GtkWidget   *child)
 958 {
 959   GtkWidget *frame, *label_widget;
 960   gchar *bold_text;
 961
 962   label_widget = gtk_label_new (NULL);
 963   gtk_widget_set_halign (label_widget, GTK_ALIGN_START);
 964   gtk_widget_set_valign (label_widget, GTK_ALIGN_CENTER);
 965   gtk_widget_show (label_widget);
 966
 967   bold_text = g_markup_printf_escaped ("<b>%s</b>", label);
 968   gtk_label_set_markup (GTK_LABEL (label_widget), bold_text);
 969   g_free (bold_text);
 970
 971   frame = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
 972   gtk_box_pack_start (GTK_BOX (frame), label_widget, FALSE, FALSE, 0);
 973
 974   gtk_widget_set_margin_left (child, 12);
 975   gtk_widget_set_halign (child, GTK_ALIGN_FILL);
 976   gtk_widget_set_valign (child, GTK_ALIGN_FILL);
 977
 978   gtk_box_pack_start (GTK_BOX (frame), child, FALSE, FALSE, 0);
 979
 980   gtk_widget_show (frame);
 981
 982   return frame;
 983 }
 984
 985 static GtkWidget *
 986 toolbutton_new (GtkCustomPaperUnixDialog *dialog,
 987                 GIcon                    *icon,
 988                 gboolean                  sensitive,
 989                 gboolean                  show,
 990                 GCallback                 callback)
 991 {
 992   GtkToolItem *item;
 993   GtkWidget *image;
 994
 995   item = gtk_tool_button_new (NULL, NULL);
 996   image = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_SMALL_TOOLBAR);
 997   gtk_widget_show (image);
 998   gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (item), image);
 999
1000   gtk_widget_set_sensitive (GTK_WIDGET (item), sensitive);
1001   g_signal_connect_swapped (item, "clicked", callback, dialog);
1002
1003   if (show)
1004     gtk_widget_show (GTK_WIDGET (item));
1005
1006   return GTK_WIDGET (item);
1007 }
1008
1009 static void
1010 populate_dialog (GtkCustomPaperUnixDialog *dialog)
1011 {
1012   GtkCustomPaperUnixDialogPrivate *priv = dialog->priv;
1013   GtkDialog *cpu_dialog = GTK_DIALOG (dialog);
1014   GtkWidget *action_area, *content_area;
1015   GtkWidget *grid, *label, *widget, *frame, *combo;
1016   GtkWidget *hbox, *vbox, *treeview, *scrolled, *toolbar, *button;
1017   GtkCellRenderer *cell;
1018   GtkTreeViewColumn *column;
1019   GtkTreeIter iter;
1020   GtkTreeSelection *selection;
1021   GtkUnit user_units;
1022   GIcon *icon;
1023   GtkStyleContext *context;
1024
1025   content_area = gtk_dialog_get_content_area (cpu_dialog);
1026   action_area = gtk_dialog_get_action_area (cpu_dialog);
1027
1028   gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
1029   gtk_box_set_spacing (GTK_BOX (content_area), 2); /* 2 * 5 + 2 = 12 */
1030   gtk_container_set_border_width (GTK_CONTAINER (action_area), 5);
1031   gtk_box_set_spacing (GTK_BOX (action_area), 6);
1032
1033   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 18);
1034   gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
1035   gtk_box_pack_start (GTK_BOX (content_area), hbox, TRUE, TRUE, 0);
1036   gtk_widget_show (hbox);
1037
1038   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
1039   gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
1040   gtk_widget_show (vbox);
1041
1042   scrolled = gtk_scrolled_window_new (NULL, NULL);
1043   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
1044                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
1045   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled),
1046                                        GTK_SHADOW_IN);
1047   gtk_box_pack_start (GTK_BOX (vbox), scrolled, TRUE, TRUE, 0);
1048   gtk_widget_show (scrolled);
1049
1050   context = gtk_widget_get_style_context (scrolled);
1051   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
1052
1053   treeview = gtk_tree_view_new_with_model (GTK_TREE_MODEL (priv->custom_paper_list));
1054   priv->treeview = treeview;
1055   gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (treeview), FALSE);
1056   gtk_widget_set_size_request (treeview, 140, -1);
1057
1058   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
1059   gtk_tree_selection_set_mode (selection, GTK_SELECTION_BROWSE);
1060   g_signal_connect (selection, "changed", G_CALLBACK (selected_custom_paper_changed), dialog);
1061
1062   cell = gtk_cell_renderer_text_new ();
1063   g_object_set (cell, "editable", TRUE, NULL);
1064   g_signal_connect (cell, "edited",
1065                     G_CALLBACK (custom_size_name_edited), dialog);
1066   priv->text_column = column =
1067     gtk_tree_view_column_new_with_attributes ("paper", cell, NULL);
1068   gtk_tree_view_column_set_cell_data_func  (column, cell, custom_name_func, NULL, NULL);
1069
1070   gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
1071
1072   gtk_container_add (GTK_CONTAINER (scrolled), treeview);
1073   gtk_widget_show (treeview);
1074
1075   toolbar = gtk_toolbar_new ();
1076   gtk_toolbar_set_icon_size (GTK_TOOLBAR (toolbar), GTK_ICON_SIZE_MENU);
1077
1078   context = gtk_widget_get_style_context (toolbar);
1079   gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
1080   gtk_style_context_add_class (context, GTK_STYLE_CLASS_INLINE_TOOLBAR);
1081
1082   gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
1083   gtk_widget_show (toolbar);
1084
1085   icon = g_themed_icon_new_with_default_fallbacks ("list-add-symbolic");
1086   button = toolbutton_new (dialog, icon, TRUE, TRUE, G_CALLBACK (add_custom_paper));
1087   g_object_unref (icon);
1088
1089   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (button), 0);
1090
1091   icon = g_themed_icon_new_with_default_fallbacks ("list-remove-symbolic");
1092   button = toolbutton_new (dialog, icon, TRUE, TRUE, G_CALLBACK (remove_custom_paper));
1093   g_object_unref (icon);
1094
1095   gtk_toolbar_insert (GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (button), 1);
1096
1097   user_units = _gtk_print_get_default_user_units ();
1098
1099   vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 18);
1100   priv->values_box = vbox;
1101   gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
1102   gtk_widget_show (vbox);
1103
1104   grid = gtk_grid_new ();
1105
1106   gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
1107   gtk_grid_set_column_spacing (GTK_GRID (grid), 12);
1108
1109   label = gtk_label_new_with_mnemonic (_("_Width:"));
1110   gtk_widget_set_halign (label, GTK_ALIGN_START);
1111   gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
1112   gtk_widget_show (label);
1113   gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
1114
1115   widget = new_unit_widget (dialog, user_units, label);
1116   priv->width_widget = widget;
1117   gtk_grid_attach (GTK_GRID (grid), widget, 1, 0, 1, 1);
1118   gtk_widget_show (widget);
1119
1120   label = gtk_label_new_with_mnemonic (_("_Height:"));
1121   gtk_widget_set_halign (label, GTK_ALIGN_START);
1122   gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
1123   gtk_widget_show (label);
1124   gtk_grid_attach (GTK_GRID (grid), label, 0, 1, 1, 1);
1125
1126   widget = new_unit_widget (dialog, user_units, label);
1127   priv->height_widget = widget;
1128   gtk_grid_attach (GTK_GRID (grid), widget, 1, 1, 1, 1);
1129   gtk_widget_show (widget);
1130
1131   frame = wrap_in_frame (_("Paper Size"), grid);
1132   gtk_widget_show (grid);
1133   gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
1134   gtk_widget_show (frame);
1135
1136   grid = gtk_grid_new ();
1137   gtk_grid_set_row_spacing (GTK_GRID (grid), 6);
1138   gtk_grid_set_column_spacing (GTK_GRID (grid), 12);
1139
1140   label = gtk_label_new_with_mnemonic (_("_Top:"));
1141   gtk_widget_set_halign (label, GTK_ALIGN_START);
1142   gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
1143   gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
1144   gtk_widget_show (label);
1145
1146   widget = new_unit_widget (dialog, user_units, label);
1147   priv->top_widget = widget;
1148   gtk_grid_attach (GTK_GRID (grid), widget, 1, 0, 1, 1);
1149   gtk_widget_show (widget);
1150
1151   label = gtk_label_new_with_mnemonic (_("_Bottom:"));
1152   gtk_widget_set_halign (label, GTK_ALIGN_START);
1153   gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
1154   gtk_grid_attach (GTK_GRID (grid), label, 0, 1, 1, 1);
1155   gtk_widget_show (label);
1156
1157   widget = new_unit_widget (dialog, user_units, label);
1158   priv->bottom_widget = widget;
1159   gtk_grid_attach (GTK_GRID (grid), widget, 1, 1, 1, 1);
1160   gtk_widget_show (widget);
1161
1162   label = gtk_label_new_with_mnemonic (_("_Left:"));
1163   gtk_widget_set_halign (label, GTK_ALIGN_START);
1164   gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
1165   gtk_grid_attach (GTK_GRID (grid), label, 0, 2, 1, 1);
1166   gtk_widget_show (label);
1167
1168   widget = new_unit_widget (dialog, user_units, label);
1169   priv->left_widget = widget;
1170   gtk_grid_attach (GTK_GRID (grid), widget, 1, 2, 1, 1);
1171   gtk_widget_show (widget);
1172
1173   label = gtk_label_new_with_mnemonic (_("_Right:"));
1174   gtk_widget_set_halign (label, GTK_ALIGN_START);
1175   gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
1176   gtk_grid_attach (GTK_GRID (grid), label, 0, 3, 1, 1);
1177   gtk_widget_show (label);
1178
1179   widget = new_unit_widget (dialog, user_units, label);
1180   priv->right_widget = widget;
1181   gtk_grid_attach (GTK_GRID (grid), widget, 1, 3, 1, 1);
1182   gtk_widget_show (widget);
1183
1184   hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
1185   gtk_grid_attach (GTK_GRID (grid), hbox, 0, 4, 2, 1);
1186   gtk_widget_show (hbox);
1187
1188   combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (priv->printer_list));
1189   priv->printer_combo = combo;
1190
1191   priv->printer_inserted_tag =
1192     g_signal_connect_swapped (priv->printer_list, "row-inserted",
1193                               G_CALLBACK (update_combo_sensitivity_from_printers), dialog);
1194   priv->printer_removed_tag =
1195     g_signal_connect_swapped (priv->printer_list, "row-deleted",
1196                               G_CALLBACK (update_combo_sensitivity_from_printers), dialog);
1197   update_combo_sensitivity_from_printers (dialog);
1198
1199   cell = gtk_cell_renderer_text_new ();
1200   gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell, TRUE);
1201   gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (combo), cell,
1202                                       custom_paper_printer_data_func,
1203                                       NULL, NULL);
1204
1205   gtk_combo_box_set_active (GTK_COMBO_BOX (combo), 0);
1206   gtk_box_pack_start (GTK_BOX (hbox), combo, FALSE, FALSE, 0);
1207   gtk_widget_show (combo);
1208
1209   g_signal_connect_swapped (combo, "changed",
1210                             G_CALLBACK (margins_from_printer_changed), dialog);
1211
1212   frame = wrap_in_frame (_("Paper Margins"), grid);
1213   gtk_widget_show (grid);
1214   gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
1215   gtk_widget_show (frame);
1216
1217   update_custom_widgets_from_list (dialog);
1218
1219   /* If no custom sizes, add one */
1220   if (!gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->custom_paper_list),
1221                                       &iter))
1222     {
1223       /* Need to realize treeview so we can start the rename */
1224       gtk_widget_realize (treeview);
1225       add_custom_paper (dialog);
1226     }
1227
1228   gtk_window_present (GTK_WINDOW (dialog));
1229   load_print_backends (dialog);
1230 }