1 /* GTK - The GIMP Toolkit
2 * gtkprintoperation-unix.c: Print Operation Details for Unix
3 * and Unix-like platforms
4 * Copyright (C) 2006, Red Hat, Inc.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 02111-1307, USA.
26 #include <sys/types.h>
33 #include <glib/gstdio.h>
34 #include "gtkprintoperation-private.h"
35 #include "gtkmessagedialog.h"
37 #include <cairo-pdf.h>
39 #include "gtkprivate.h"
40 #include "gtkprintunixdialog.h"
41 #include "gtkpagesetupunixdialog.h"
42 #include "gtkprintbackend.h"
43 #include "gtkprinter.h"
44 #include "gtkprinter-private.h"
45 #include "gtkprintjob.h"
52 GtkWindow *parent; /* just in case we need to throw error dialogs */
56 /* Real printing (not preview) */
57 GtkPrintJob *job; /* the job we are sending to the printer */
58 cairo_surface_t *surface;
59 gulong job_status_changed_tag;
62 } GtkPrintOperationUnix;
64 typedef struct _PrinterFinder PrinterFinder;
66 static void printer_finder_free (PrinterFinder *finder);
67 static void find_printer (const gchar *printer,
72 unix_start_page (GtkPrintOperation *op,
73 GtkPrintContext *print_context,
74 GtkPageSetup *page_setup)
76 GtkPrintOperationUnix *op_unix;
77 GtkPaperSize *paper_size;
78 cairo_surface_type_t type;
81 op_unix = op->priv->platform_data;
83 paper_size = gtk_page_setup_get_paper_size (page_setup);
85 w = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
86 h = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
88 type = cairo_surface_get_type (op_unix->surface);
90 if ((op->priv->manual_number_up < 2) ||
91 (op->priv->page_position % op->priv->manual_number_up == 0))
93 if (type == CAIRO_SURFACE_TYPE_PS)
95 cairo_ps_surface_set_size (op_unix->surface, w, h);
96 cairo_ps_surface_dsc_begin_page_setup (op_unix->surface);
97 switch (gtk_page_setup_get_orientation (page_setup))
99 case GTK_PAGE_ORIENTATION_PORTRAIT:
100 case GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT:
101 cairo_ps_surface_dsc_comment (op_unix->surface, "%%PageOrientation: Portrait");
104 case GTK_PAGE_ORIENTATION_LANDSCAPE:
105 case GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE:
106 cairo_ps_surface_dsc_comment (op_unix->surface, "%%PageOrientation: Landscape");
110 else if (type == CAIRO_SURFACE_TYPE_PDF)
112 cairo_pdf_surface_set_size (op_unix->surface, w, h);
118 unix_end_page (GtkPrintOperation *op,
119 GtkPrintContext *print_context)
123 cr = gtk_print_context_get_cairo_context (print_context);
125 if ((op->priv->manual_number_up < 2) ||
126 ((op->priv->page_position + 1) % op->priv->manual_number_up == 0) ||
127 (op->priv->page_position == op->priv->nr_of_pages_to_print - 1))
128 cairo_show_page (cr);
132 op_unix_free (GtkPrintOperationUnix *op_unix)
136 g_signal_handler_disconnect (op_unix->job,
137 op_unix->job_status_changed_tag);
138 g_object_unref (op_unix->job);
145 shell_command_substitute_file (const gchar *cmd,
146 const gchar *pdf_filename,
147 const gchar *settings_filename,
148 gboolean *pdf_filename_replaced,
149 gboolean *settings_filename_replaced)
151 const gchar *inptr, *start;
154 g_return_val_if_fail (cmd != NULL, NULL);
155 g_return_val_if_fail (pdf_filename != NULL, NULL);
156 g_return_val_if_fail (settings_filename != NULL, NULL);
158 final = g_string_new (NULL);
160 *pdf_filename_replaced = FALSE;
161 *settings_filename_replaced = FALSE;
164 while ((inptr = strchr (inptr, '%')) != NULL)
166 g_string_append_len (final, start, inptr - start);
171 g_string_append (final, pdf_filename);
172 *pdf_filename_replaced = TRUE;
176 g_string_append (final, settings_filename);
177 *settings_filename_replaced = TRUE;
181 g_string_append_c (final, '%');
185 g_string_append_c (final, '%');
187 g_string_append_c (final, *inptr);
194 g_string_append (final, start);
196 return g_string_free (final, FALSE);
200 _gtk_print_operation_platform_backend_launch_preview (GtkPrintOperation *op,
201 cairo_surface_t *surface,
203 const gchar *filename)
209 GtkSettings *settings;
210 GtkPrintSettings *print_settings = NULL;
211 GtkPageSetup *page_setup;
212 GKeyFile *key_file = NULL;
215 gchar *settings_filename = NULL;
216 gchar *quoted_filename;
217 gchar *quoted_settings_filename;
218 gboolean filename_used = FALSE;
219 gboolean settings_used = FALSE;
221 GError *error = NULL;
225 cairo_surface_destroy (surface);
228 screen = gtk_window_get_screen (parent);
230 screen = gdk_screen_get_default ();
232 fd = g_file_open_tmp ("settingsXXXXXX.ini", &settings_filename, &error);
236 key_file = g_key_file_new ();
238 print_settings = gtk_print_settings_copy (gtk_print_operation_get_print_settings (op));
240 if (print_settings != NULL)
242 gtk_print_settings_set_reverse (print_settings, FALSE);
243 gtk_print_settings_set_page_set (print_settings, GTK_PAGE_SET_ALL);
244 gtk_print_settings_set_scale (print_settings, 1.0);
245 gtk_print_settings_set_number_up (print_settings, 1);
246 gtk_print_settings_set_number_up_layout (print_settings, GTK_NUMBER_UP_LAYOUT_LEFT_TO_RIGHT_TOP_TO_BOTTOM);
248 /* These removals are neccessary because cups-* settings have higher priority
249 * than normal settings.
251 gtk_print_settings_unset (print_settings, "cups-reverse");
252 gtk_print_settings_unset (print_settings, "cups-page-set");
253 gtk_print_settings_unset (print_settings, "cups-scale");
254 gtk_print_settings_unset (print_settings, "cups-number-up");
255 gtk_print_settings_unset (print_settings, "cups-number-up-layout");
257 gtk_print_settings_to_key_file (print_settings, key_file, NULL);
258 g_object_unref (print_settings);
261 page_setup = gtk_print_context_get_page_setup (op->priv->print_context);
262 gtk_page_setup_to_key_file (page_setup, key_file, NULL);
264 g_key_file_set_string (key_file, "Print Job", "title", op->priv->job_name);
266 data = g_key_file_to_data (key_file, &data_len, &error);
270 retval = g_file_set_contents (settings_filename, data, data_len, &error);
274 settings = gtk_settings_get_for_screen (screen);
275 g_object_get (settings, "gtk-print-preview-command", &preview_cmd, NULL);
277 quoted_filename = g_shell_quote (filename);
278 quoted_settings_filename = g_shell_quote (settings_filename);
279 cmd = shell_command_substitute_file (preview_cmd, quoted_filename, quoted_settings_filename, &filename_used, &settings_used);
280 g_shell_parse_argv (cmd, &argc, &argv, &error);
282 g_free (preview_cmd);
283 g_free (quoted_filename);
284 g_free (quoted_settings_filename);
290 gdk_spawn_on_screen (screen, NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, &error);
298 g_warning ("%s %s", _("Error launching preview"), error->message);
300 g_error_free (error);
302 uri = g_filename_to_uri (filename, NULL, NULL);
303 gtk_show_uri (screen, uri, GDK_CURRENT_TIME, &error);
311 edialog = gtk_message_dialog_new (parent,
312 GTK_DIALOG_DESTROY_WITH_PARENT,
315 _("Error launching preview") /* FIXME better text */);
316 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (edialog),
317 "%s", error->message);
318 g_signal_connect (edialog, "response",
319 G_CALLBACK (gtk_widget_destroy), NULL);
321 gtk_window_present (GTK_WINDOW (edialog));
323 g_error_free (error);
325 filename_used = FALSE;
326 settings_used = FALSE;
333 g_unlink (settings_filename);
339 g_key_file_free (key_file);
341 g_free (settings_filename);
345 unix_finish_send (GtkPrintJob *job,
349 GtkPrintOperation *op = (GtkPrintOperation *) user_data;
350 GtkPrintOperationUnix *op_unix = op->priv->platform_data;
355 edialog = gtk_message_dialog_new (op_unix->parent,
356 GTK_DIALOG_DESTROY_WITH_PARENT,
359 _("Error printing") /* FIXME better text */);
360 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (edialog),
361 "%s", error->message);
362 gtk_window_set_modal (GTK_WINDOW (edialog), TRUE);
363 g_signal_connect (edialog, "response",
364 G_CALLBACK (gtk_widget_destroy), NULL);
366 gtk_window_present (GTK_WINDOW (edialog));
369 op_unix->data_sent = TRUE;
372 g_main_loop_quit (op_unix->loop);
378 unix_end_run (GtkPrintOperation *op,
382 GtkPrintOperationUnix *op_unix = op->priv->platform_data;
384 cairo_surface_finish (op_unix->surface);
390 op_unix->loop = g_main_loop_new (NULL, FALSE);
392 /* TODO: Check for error */
393 if (op_unix->job != NULL)
396 gtk_print_job_send (op_unix->job,
404 if (!op_unix->data_sent)
406 GDK_THREADS_LEAVE ();
407 g_main_loop_run (op_unix->loop);
408 GDK_THREADS_ENTER ();
410 g_main_loop_unref (op_unix->loop);
411 op_unix->loop = NULL;
417 job_status_changed_cb (GtkPrintJob *job,
418 GtkPrintOperation *op)
420 _gtk_print_operation_set_status (op, gtk_print_job_get_status (job), NULL);
425 print_setup_changed_cb (GtkPrintUnixDialog *print_dialog,
429 GtkPageSetup *page_setup;
430 GtkPrintSettings *print_settings;
431 GtkPrintOperation *op = user_data;
432 GtkPrintOperationPrivate *priv = op->priv;
434 page_setup = gtk_print_unix_dialog_get_page_setup (print_dialog);
435 print_settings = gtk_print_unix_dialog_get_settings (print_dialog);
437 g_signal_emit_by_name (op,
438 "update-custom-widget",
445 get_print_dialog (GtkPrintOperation *op,
448 GtkPrintOperationPrivate *priv = op->priv;
449 GtkWidget *pd, *label;
450 const gchar *custom_tab_label;
452 pd = gtk_print_unix_dialog_new (NULL, parent);
454 gtk_print_unix_dialog_set_manual_capabilities (GTK_PRINT_UNIX_DIALOG (pd),
455 GTK_PRINT_CAPABILITY_PAGE_SET |
456 GTK_PRINT_CAPABILITY_COPIES |
457 GTK_PRINT_CAPABILITY_COLLATE |
458 GTK_PRINT_CAPABILITY_REVERSE |
459 GTK_PRINT_CAPABILITY_SCALE |
460 GTK_PRINT_CAPABILITY_PREVIEW |
461 GTK_PRINT_CAPABILITY_NUMBER_UP |
462 GTK_PRINT_CAPABILITY_NUMBER_UP_LAYOUT);
464 if (priv->print_settings)
465 gtk_print_unix_dialog_set_settings (GTK_PRINT_UNIX_DIALOG (pd),
466 priv->print_settings);
468 if (priv->default_page_setup)
469 gtk_print_unix_dialog_set_page_setup (GTK_PRINT_UNIX_DIALOG (pd),
470 priv->default_page_setup);
472 gtk_print_unix_dialog_set_embed_page_setup (GTK_PRINT_UNIX_DIALOG (pd),
473 priv->embed_page_setup);
475 gtk_print_unix_dialog_set_current_page (GTK_PRINT_UNIX_DIALOG (pd),
478 gtk_print_unix_dialog_set_support_selection (GTK_PRINT_UNIX_DIALOG (pd),
479 priv->support_selection);
481 gtk_print_unix_dialog_set_has_selection (GTK_PRINT_UNIX_DIALOG (pd),
482 priv->has_selection);
484 g_signal_emit_by_name (op, "create-custom-widget",
485 &priv->custom_widget);
487 if (priv->custom_widget)
489 custom_tab_label = priv->custom_tab_label;
491 if (custom_tab_label == NULL)
493 custom_tab_label = g_get_application_name ();
494 if (custom_tab_label == NULL)
495 custom_tab_label = _("Application");
498 label = gtk_label_new (custom_tab_label);
500 gtk_print_unix_dialog_add_custom_tab (GTK_PRINT_UNIX_DIALOG (pd),
501 priv->custom_widget, label);
503 g_signal_connect (pd, "notify::selected-printer", (GCallback) print_setup_changed_cb, op);
504 g_signal_connect (pd, "notify::page-setup", (GCallback) print_setup_changed_cb, op);
512 GtkPrintOperation *op;
515 GtkPrintOperationResult result;
516 GtkPrintOperationPrintFunc print_cb;
517 GDestroyNotify destroy;
523 print_response_data_free (gpointer data)
525 PrintResponseData *rdata = data;
527 g_object_unref (rdata->op);
532 finish_print (PrintResponseData *rdata,
534 GtkPageSetup *page_setup,
535 GtkPrintSettings *settings,
536 gboolean page_setup_set)
538 GtkPrintOperation *op = rdata->op;
539 GtkPrintOperationPrivate *priv = op->priv;
541 gdouble top, bottom, left, right;
545 gtk_print_operation_set_print_settings (op, settings);
546 priv->print_context = _gtk_print_context_new (op);
548 if (gtk_print_settings_get_number_up (settings) < 2) {
549 if (gtk_printer_get_hard_margins (printer, &top, &bottom, &left, &right))
550 _gtk_print_context_set_hard_margins (priv->print_context, top, bottom, left, right);
552 /* Pages do not have any unprintable area when printing n-up as each page on the
553 * sheet has been scaled down and translated to a position within the printable
556 _gtk_print_context_set_hard_margins (priv->print_context, 0, 0, 0, 0);
559 if (page_setup != NULL &&
560 (gtk_print_operation_get_default_page_setup (op) == NULL ||
562 gtk_print_operation_set_default_page_setup (op, page_setup);
564 _gtk_print_context_set_page_setup (priv->print_context, page_setup);
566 if (!rdata->do_preview)
568 GtkPrintOperationUnix *op_unix;
571 op_unix = g_new0 (GtkPrintOperationUnix, 1);
572 priv->platform_data = op_unix;
573 priv->free_platform_data = (GDestroyNotify) op_unix_free;
574 op_unix->parent = rdata->parent;
576 priv->start_page = unix_start_page;
577 priv->end_page = unix_end_page;
578 priv->end_run = unix_end_run;
580 job = gtk_print_job_new (priv->job_name, printer, settings, page_setup);
582 gtk_print_job_set_track_print_status (job, priv->track_print_status);
584 op_unix->surface = gtk_print_job_get_surface (job, &priv->error);
585 if (op_unix->surface == NULL)
587 rdata->result = GTK_PRINT_OPERATION_RESULT_ERROR;
588 rdata->do_print = FALSE;
592 cr = cairo_create (op_unix->surface);
593 gtk_print_context_set_cairo_context (priv->print_context, cr, 72, 72);
596 _gtk_print_operation_set_status (op, gtk_print_job_get_status (job), NULL);
598 op_unix->job_status_changed_tag =
599 g_signal_connect (job, "status-changed",
600 G_CALLBACK (job_status_changed_cb), op);
602 priv->print_pages = job->print_pages;
603 priv->page_ranges = job->page_ranges;
604 priv->num_page_ranges = job->num_page_ranges;
606 priv->manual_num_copies = job->num_copies;
607 priv->manual_collation = job->collate;
608 priv->manual_reverse = job->reverse;
609 priv->manual_page_set = job->page_set;
610 priv->manual_scale = job->scale;
611 priv->manual_orientation = job->rotate_to_orientation;
612 priv->manual_number_up = job->number_up;
613 priv->manual_number_up_layout = job->number_up_layout;
618 rdata->print_cb (op, rdata->parent, rdata->do_print, rdata->result);
621 rdata->destroy (rdata);
625 handle_print_response (GtkWidget *dialog,
629 GtkPrintUnixDialog *pd = GTK_PRINT_UNIX_DIALOG (dialog);
630 PrintResponseData *rdata = data;
631 GtkPrintSettings *settings = NULL;
632 GtkPageSetup *page_setup = NULL;
633 GtkPrinter *printer = NULL;
634 gboolean page_setup_set = FALSE;
636 if (response == GTK_RESPONSE_OK)
638 printer = gtk_print_unix_dialog_get_selected_printer (GTK_PRINT_UNIX_DIALOG (pd));
640 rdata->result = GTK_PRINT_OPERATION_RESULT_APPLY;
641 rdata->do_preview = FALSE;
643 rdata->do_print = TRUE;
645 else if (response == GTK_RESPONSE_APPLY)
648 rdata->result = GTK_PRINT_OPERATION_RESULT_APPLY;
649 rdata->do_preview = TRUE;
650 rdata->do_print = TRUE;
652 rdata->op->priv->action = GTK_PRINT_OPERATION_ACTION_PREVIEW;
657 settings = gtk_print_unix_dialog_get_settings (GTK_PRINT_UNIX_DIALOG (pd));
658 page_setup = gtk_print_unix_dialog_get_page_setup (GTK_PRINT_UNIX_DIALOG (pd));
659 page_setup_set = gtk_print_unix_dialog_get_page_setup_set (GTK_PRINT_UNIX_DIALOG (pd));
661 g_signal_emit_by_name (rdata->op, "custom-widget-apply", rdata->op->priv->custom_widget);
664 finish_print (rdata, printer, page_setup, settings, page_setup_set);
667 g_object_unref (settings);
669 gtk_widget_destroy (GTK_WIDGET (pd));
675 found_printer (GtkPrinter *printer,
676 PrintResponseData *rdata)
678 GtkPrintOperation *op = rdata->op;
679 GtkPrintOperationPrivate *priv = op->priv;
680 GtkPrintSettings *settings = NULL;
681 GtkPageSetup *page_setup = NULL;
684 g_main_loop_quit (rdata->loop);
688 rdata->result = GTK_PRINT_OPERATION_RESULT_APPLY;
690 rdata->do_print = TRUE;
692 if (priv->print_settings)
693 settings = gtk_print_settings_copy (priv->print_settings);
695 settings = gtk_print_settings_new ();
697 gtk_print_settings_set_printer (settings,
698 gtk_printer_get_name (printer));
700 if (priv->default_page_setup)
701 page_setup = gtk_page_setup_copy (priv->default_page_setup);
703 page_setup = gtk_page_setup_new ();
706 finish_print (rdata, printer, page_setup, settings, FALSE);
709 g_object_unref (settings);
712 g_object_unref (page_setup);
716 _gtk_print_operation_platform_backend_run_dialog_async (GtkPrintOperation *op,
717 gboolean show_dialog,
719 GtkPrintOperationPrintFunc print_cb)
722 PrintResponseData *rdata;
723 const gchar *printer_name;
725 rdata = g_new (PrintResponseData, 1);
726 rdata->op = g_object_ref (op);
727 rdata->do_print = FALSE;
728 rdata->do_preview = FALSE;
729 rdata->result = GTK_PRINT_OPERATION_RESULT_CANCEL;
730 rdata->print_cb = print_cb;
731 rdata->parent = parent;
733 rdata->destroy = print_response_data_free;
737 pd = get_print_dialog (op, parent);
738 gtk_window_set_modal (GTK_WINDOW (pd), TRUE);
740 g_signal_connect (pd, "response",
741 G_CALLBACK (handle_print_response), rdata);
743 gtk_window_present (GTK_WINDOW (pd));
748 if (op->priv->print_settings)
749 printer_name = gtk_print_settings_get_printer (op->priv->print_settings);
751 find_printer (printer_name, (GFunc) found_printer, rdata);
755 static cairo_status_t
756 write_preview (void *closure,
757 const unsigned char *data,
760 gint fd = GPOINTER_TO_INT (closure);
765 written = write (fd, data, length);
769 if (errno == EAGAIN || errno == EINTR)
772 return CAIRO_STATUS_WRITE_ERROR;
779 return CAIRO_STATUS_SUCCESS;
783 close_preview (void *data)
785 gint fd = GPOINTER_TO_INT (data);
791 _gtk_print_operation_platform_backend_create_preview_surface (GtkPrintOperation *op,
792 GtkPageSetup *page_setup,
799 GtkPaperSize *paper_size;
801 cairo_surface_t *surface;
802 static cairo_user_data_key_t key;
804 filename = g_build_filename (g_get_tmp_dir (), "previewXXXXXX.pdf", NULL);
805 fd = g_mkstemp (filename);
815 paper_size = gtk_page_setup_get_paper_size (page_setup);
816 w = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
817 h = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
819 *dpi_x = *dpi_y = 72;
820 surface = cairo_pdf_surface_create_for_stream (write_preview, GINT_TO_POINTER (fd), w, h);
822 cairo_surface_set_user_data (surface, &key, GINT_TO_POINTER (fd), close_preview);
828 _gtk_print_operation_platform_backend_preview_start_page (GtkPrintOperation *op,
829 cairo_surface_t *surface,
835 _gtk_print_operation_platform_backend_preview_end_page (GtkPrintOperation *op,
836 cairo_surface_t *surface,
839 cairo_show_page (cr);
843 _gtk_print_operation_platform_backend_resize_preview_surface (GtkPrintOperation *op,
844 GtkPageSetup *page_setup,
845 cairo_surface_t *surface)
847 GtkPaperSize *paper_size;
850 paper_size = gtk_page_setup_get_paper_size (page_setup);
851 w = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
852 h = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
853 cairo_pdf_surface_set_size (surface, w, h);
857 GtkPrintOperationResult
858 _gtk_print_operation_platform_backend_run_dialog (GtkPrintOperation *op,
859 gboolean show_dialog,
864 PrintResponseData rdata;
866 const gchar *printer_name;
869 rdata.do_print = FALSE;
870 rdata.do_preview = FALSE;
871 rdata.result = GTK_PRINT_OPERATION_RESULT_CANCEL;
872 rdata.print_cb = NULL;
873 rdata.destroy = NULL;
874 rdata.parent = parent;
879 pd = get_print_dialog (op, parent);
881 response = gtk_dialog_run (GTK_DIALOG (pd));
882 handle_print_response (pd, response, &rdata);
887 if (op->priv->print_settings)
888 printer_name = gtk_print_settings_get_printer (op->priv->print_settings);
890 rdata.loop = g_main_loop_new (NULL, FALSE);
891 find_printer (printer_name,
892 (GFunc) found_printer, &rdata);
894 GDK_THREADS_LEAVE ();
895 g_main_loop_run (rdata.loop);
896 GDK_THREADS_ENTER ();
898 g_main_loop_unref (rdata.loop);
902 *do_print = rdata.do_print;
910 GtkPageSetup *page_setup;
911 GtkPageSetupDoneFunc done_cb;
913 GDestroyNotify destroy;
914 } PageSetupResponseData;
917 page_setup_data_free (gpointer data)
919 PageSetupResponseData *rdata = data;
921 if (rdata->page_setup)
922 g_object_unref (rdata->page_setup);
928 handle_page_setup_response (GtkWidget *dialog,
932 GtkPageSetupUnixDialog *psd;
933 PageSetupResponseData *rdata = data;
935 psd = GTK_PAGE_SETUP_UNIX_DIALOG (dialog);
936 if (response == GTK_RESPONSE_OK)
937 rdata->page_setup = gtk_page_setup_unix_dialog_get_page_setup (psd);
939 gtk_widget_destroy (dialog);
942 rdata->done_cb (rdata->page_setup, rdata->data);
945 rdata->destroy (rdata);
949 get_page_setup_dialog (GtkWindow *parent,
950 GtkPageSetup *page_setup,
951 GtkPrintSettings *settings)
955 dialog = gtk_page_setup_unix_dialog_new (NULL, parent);
957 gtk_page_setup_unix_dialog_set_page_setup (GTK_PAGE_SETUP_UNIX_DIALOG (dialog),
959 gtk_page_setup_unix_dialog_set_print_settings (GTK_PAGE_SETUP_UNIX_DIALOG (dialog),
966 * gtk_print_run_page_setup_dialog:
967 * @parent: transient parent, or %NULL
968 * @page_setup: an existing #GtkPageSetup, or %NULL
969 * @settings: a #GtkPrintSettings
971 * Runs a page setup dialog, letting the user modify the values from
972 * @page_setup. If the user cancels the dialog, the returned #GtkPageSetup
973 * is identical to the passed in @page_setup, otherwise it contains the
974 * modifications done in the dialog.
976 * Note that this function may use a recursive mainloop to show the page
977 * setup dialog. See gtk_print_run_page_setup_dialog_async() if this is
980 * Return value: a new #GtkPageSetup
985 gtk_print_run_page_setup_dialog (GtkWindow *parent,
986 GtkPageSetup *page_setup,
987 GtkPrintSettings *settings)
991 PageSetupResponseData rdata;
993 rdata.page_setup = NULL;
994 rdata.done_cb = NULL;
996 rdata.destroy = NULL;
998 dialog = get_page_setup_dialog (parent, page_setup, settings);
999 response = gtk_dialog_run (GTK_DIALOG (dialog));
1000 handle_page_setup_response (dialog, response, &rdata);
1002 if (rdata.page_setup)
1003 return rdata.page_setup;
1004 else if (page_setup)
1005 return gtk_page_setup_copy (page_setup);
1007 return gtk_page_setup_new ();
1011 * gtk_print_run_page_setup_dialog_async:
1012 * @parent: transient parent, or %NULL
1013 * @page_setup: an existing #GtkPageSetup, or %NULL
1014 * @settings: a #GtkPrintSettings
1015 * @done_cb: a function to call when the user saves the modified page setup
1016 * @data: user data to pass to @done_cb
1018 * Runs a page setup dialog, letting the user modify the values from @page_setup.
1020 * In contrast to gtk_print_run_page_setup_dialog(), this function returns after
1021 * showing the page setup dialog on platforms that support this, and calls @done_cb
1022 * from a signal handler for the ::response signal of the dialog.
1027 gtk_print_run_page_setup_dialog_async (GtkWindow *parent,
1028 GtkPageSetup *page_setup,
1029 GtkPrintSettings *settings,
1030 GtkPageSetupDoneFunc done_cb,
1034 PageSetupResponseData *rdata;
1036 dialog = get_page_setup_dialog (parent, page_setup, settings);
1037 gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
1039 rdata = g_new (PageSetupResponseData, 1);
1040 rdata->page_setup = NULL;
1041 rdata->done_cb = done_cb;
1043 rdata->destroy = page_setup_data_free;
1045 g_signal_connect (dialog, "response",
1046 G_CALLBACK (handle_page_setup_response), rdata);
1048 gtk_window_present (GTK_WINDOW (dialog));
1051 struct _PrinterFinder
1053 gboolean found_printer;
1056 gchar *printer_name;
1059 GtkPrinter *printer;
1060 GtkPrinter *default_printer;
1061 GtkPrinter *first_printer;
1065 find_printer_idle (gpointer data)
1067 PrinterFinder *finder = data;
1068 GtkPrinter *printer;
1070 if (finder->printer != NULL)
1071 printer = finder->printer;
1072 else if (finder->default_printer != NULL)
1073 printer = finder->default_printer;
1074 else if (finder->first_printer != NULL)
1075 printer = finder->first_printer;
1079 finder->func (printer, finder->data);
1081 printer_finder_free (finder);
1087 printer_added_cb (GtkPrintBackend *backend,
1088 GtkPrinter *printer,
1089 PrinterFinder *finder)
1091 if (finder->found_printer)
1094 /* FIXME this skips "Print to PDF" - is this intentional ? */
1095 if (gtk_printer_is_virtual (printer))
1098 if (finder->printer_name != NULL &&
1099 strcmp (gtk_printer_get_name (printer), finder->printer_name) == 0)
1101 finder->printer = g_object_ref (printer);
1102 finder->found_printer = TRUE;
1104 else if (finder->default_printer == NULL &&
1105 gtk_printer_is_default (printer))
1107 finder->default_printer = g_object_ref (printer);
1108 if (finder->printer_name == NULL)
1109 finder->found_printer = TRUE;
1112 if (finder->first_printer == NULL)
1113 finder->first_printer = g_object_ref (printer);
1115 if (finder->found_printer)
1116 g_idle_add (find_printer_idle, finder);
1120 printer_list_done_cb (GtkPrintBackend *backend,
1121 PrinterFinder *finder)
1123 finder->backends = g_list_remove (finder->backends, backend);
1125 g_signal_handlers_disconnect_by_func (backend, printer_added_cb, finder);
1126 g_signal_handlers_disconnect_by_func (backend, printer_list_done_cb, finder);
1128 gtk_print_backend_destroy (backend);
1129 g_object_unref (backend);
1131 if (finder->backends == NULL && !finder->found_printer)
1132 g_idle_add (find_printer_idle, finder);
1136 find_printer_init (PrinterFinder *finder,
1137 GtkPrintBackend *backend)
1142 list = gtk_print_backend_get_printer_list (backend);
1145 while (node != NULL)
1147 printer_added_cb (backend, node->data, finder);
1150 if (finder->found_printer)
1156 if (gtk_print_backend_printer_list_is_done (backend))
1158 finder->backends = g_list_remove (finder->backends, backend);
1159 gtk_print_backend_destroy (backend);
1160 g_object_unref (backend);
1164 g_signal_connect (backend, "printer-added",
1165 (GCallback) printer_added_cb,
1167 g_signal_connect (backend, "printer-list-done",
1168 (GCallback) printer_list_done_cb,
1175 printer_finder_free (PrinterFinder *finder)
1179 g_free (finder->printer_name);
1181 if (finder->printer)
1182 g_object_unref (finder->printer);
1184 if (finder->default_printer)
1185 g_object_unref (finder->default_printer);
1187 if (finder->first_printer)
1188 g_object_unref (finder->first_printer);
1190 for (l = finder->backends; l != NULL; l = l->next)
1192 GtkPrintBackend *backend = l->data;
1193 g_signal_handlers_disconnect_by_func (backend, printer_added_cb, finder);
1194 g_signal_handlers_disconnect_by_func (backend, printer_list_done_cb, finder);
1195 gtk_print_backend_destroy (backend);
1196 g_object_unref (backend);
1199 g_list_free (finder->backends);
1205 find_printer (const gchar *printer,
1210 PrinterFinder *finder;
1212 finder = g_new0 (PrinterFinder, 1);
1214 finder->printer_name = g_strdup (printer);
1215 finder->func = func;
1216 finder->data = data;
1218 finder->backends = NULL;
1219 if (g_module_supported ())
1220 finder->backends = gtk_print_backend_load_modules ();
1222 for (node = finder->backends; !finder->found_printer && node != NULL; node = next)
1225 find_printer_init (finder, GTK_PRINT_BACKEND (node->data));
1228 if (finder->backends == NULL && !finder->found_printer)
1229 g_idle_add (find_printer_idle, finder);
1232 #define __GTK_PRINT_OPERATION_UNIX_C__
1233 #include "gtkaliasdef.c"