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 "gtkprintjob.h"
51 GtkWindow *parent; /* just in case we need to throw error dialogs */
55 /* Real printing (not preview) */
56 GtkPrintJob *job; /* the job we are sending to the printer */
57 cairo_surface_t *surface;
58 gulong job_status_changed_tag;
61 } GtkPrintOperationUnix;
63 typedef struct _PrinterFinder PrinterFinder;
65 static void printer_finder_free (PrinterFinder *finder);
66 static void find_printer (const gchar *printer,
71 unix_start_page (GtkPrintOperation *op,
72 GtkPrintContext *print_context,
73 GtkPageSetup *page_setup)
75 GtkPrintOperationUnix *op_unix;
76 GtkPaperSize *paper_size;
77 cairo_surface_type_t type;
80 op_unix = op->priv->platform_data;
82 paper_size = gtk_page_setup_get_paper_size (page_setup);
84 w = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
85 h = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
87 type = cairo_surface_get_type (op_unix->surface);
89 if ((op->priv->manual_number_up < 2) ||
90 (op->priv->page_position % op->priv->manual_number_up == 0))
92 if (type == CAIRO_SURFACE_TYPE_PS)
94 cairo_ps_surface_set_size (op_unix->surface, w, h);
95 cairo_ps_surface_dsc_begin_page_setup (op_unix->surface);
96 switch (gtk_page_setup_get_orientation (page_setup))
98 case GTK_PAGE_ORIENTATION_PORTRAIT:
99 case GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT:
100 cairo_ps_surface_dsc_comment (op_unix->surface, "%%PageOrientation: Portrait");
103 case GTK_PAGE_ORIENTATION_LANDSCAPE:
104 case GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE:
105 cairo_ps_surface_dsc_comment (op_unix->surface, "%%PageOrientation: Landscape");
109 else if (type == CAIRO_SURFACE_TYPE_PDF)
111 cairo_pdf_surface_set_size (op_unix->surface, w, h);
117 unix_end_page (GtkPrintOperation *op,
118 GtkPrintContext *print_context)
122 cr = gtk_print_context_get_cairo_context (print_context);
124 if ((op->priv->manual_number_up < 2) ||
125 ((op->priv->page_position + 1) % op->priv->manual_number_up == 0) ||
126 (op->priv->page_position == op->priv->nr_of_pages_to_print - 1))
127 cairo_show_page (cr);
131 op_unix_free (GtkPrintOperationUnix *op_unix)
135 g_signal_handler_disconnect (op_unix->job,
136 op_unix->job_status_changed_tag);
137 g_object_unref (op_unix->job);
144 shell_command_substitute_file (const gchar *cmd,
145 const gchar *pdf_filename,
146 const gchar *settings_filename,
147 gboolean *pdf_filename_replaced,
148 gboolean *settings_filename_replaced)
150 const gchar *inptr, *start;
153 g_return_val_if_fail (cmd != NULL, NULL);
154 g_return_val_if_fail (pdf_filename != NULL, NULL);
155 g_return_val_if_fail (settings_filename != NULL, NULL);
157 final = g_string_new (NULL);
159 *pdf_filename_replaced = FALSE;
160 *settings_filename_replaced = FALSE;
163 while ((inptr = strchr (inptr, '%')) != NULL)
165 g_string_append_len (final, start, inptr - start);
170 g_string_append (final, pdf_filename);
171 *pdf_filename_replaced = TRUE;
175 g_string_append (final, settings_filename);
176 *settings_filename_replaced = TRUE;
180 g_string_append_c (final, '%');
184 g_string_append_c (final, '%');
186 g_string_append_c (final, *inptr);
193 g_string_append (final, start);
195 return g_string_free (final, FALSE);
199 _gtk_print_operation_platform_backend_launch_preview (GtkPrintOperation *op,
200 cairo_surface_t *surface,
202 const gchar *filename)
205 GAppLaunchContext *context;
208 GtkSettings *settings;
209 GtkPrintSettings *print_settings = NULL;
210 GtkPageSetup *page_setup;
211 GKeyFile *key_file = NULL;
214 gchar *settings_filename = NULL;
215 gchar *quoted_filename;
216 gchar *quoted_settings_filename;
217 gboolean filename_used = FALSE;
218 gboolean settings_used = FALSE;
220 GError *error = NULL;
224 cairo_surface_destroy (surface);
227 screen = gtk_window_get_screen (parent);
229 screen = gdk_screen_get_default ();
231 fd = g_file_open_tmp ("settingsXXXXXX.ini", &settings_filename, &error);
235 key_file = g_key_file_new ();
237 print_settings = gtk_print_settings_copy (gtk_print_operation_get_print_settings (op));
239 if (print_settings != NULL)
241 gtk_print_settings_set_reverse (print_settings, FALSE);
242 gtk_print_settings_set_page_set (print_settings, GTK_PAGE_SET_ALL);
243 gtk_print_settings_set_scale (print_settings, 1.0);
244 gtk_print_settings_set_number_up (print_settings, 1);
245 gtk_print_settings_set_number_up_layout (print_settings, GTK_NUMBER_UP_LAYOUT_LEFT_TO_RIGHT_TOP_TO_BOTTOM);
247 /* These removals are neccessary because cups-* settings have higher priority
248 * than normal settings.
250 gtk_print_settings_unset (print_settings, "cups-reverse");
251 gtk_print_settings_unset (print_settings, "cups-page-set");
252 gtk_print_settings_unset (print_settings, "cups-scale");
253 gtk_print_settings_unset (print_settings, "cups-number-up");
254 gtk_print_settings_unset (print_settings, "cups-number-up-layout");
256 gtk_print_settings_to_key_file (print_settings, key_file, NULL);
257 g_object_unref (print_settings);
260 page_setup = gtk_print_context_get_page_setup (op->priv->print_context);
261 gtk_page_setup_to_key_file (page_setup, key_file, NULL);
263 g_key_file_set_string (key_file, "Print Job", "title", op->priv->job_name);
265 data = g_key_file_to_data (key_file, &data_len, &error);
269 retval = g_file_set_contents (settings_filename, data, data_len, &error);
273 settings = gtk_settings_get_for_screen (screen);
274 g_object_get (settings, "gtk-print-preview-command", &preview_cmd, NULL);
276 quoted_filename = g_shell_quote (filename);
277 quoted_settings_filename = g_shell_quote (settings_filename);
278 cmd = shell_command_substitute_file (preview_cmd, quoted_filename, quoted_settings_filename, &filename_used, &settings_used);
280 appinfo = g_app_info_create_from_commandline (cmd,
282 G_APP_INFO_CREATE_NONE,
285 g_free (preview_cmd);
286 g_free (quoted_filename);
287 g_free (quoted_settings_filename);
293 context = gdk_display_get_app_launch_context (gdk_screen_get_display (screen));
294 gdk_app_launch_context_set_screen (GDK_APP_LAUNCH_CONTEXT (context), screen);
295 g_app_info_launch (appinfo, NULL, context, &error);
297 g_object_unref (context);
298 g_object_unref (appinfo);
304 g_warning ("%s %s", _("Error launching preview"), error->message);
306 g_error_free (error);
308 uri = g_filename_to_uri (filename, NULL, NULL);
309 gtk_show_uri (screen, uri, GDK_CURRENT_TIME, &error);
316 if (op->priv->error == NULL)
317 op->priv->error = error;
319 g_error_free (error);
321 filename_used = FALSE;
322 settings_used = FALSE;
329 g_unlink (settings_filename);
335 g_key_file_free (key_file);
337 g_free (settings_filename);
341 unix_finish_send (GtkPrintJob *job,
345 GtkPrintOperation *op = (GtkPrintOperation *) user_data;
346 GtkPrintOperationUnix *op_unix = op->priv->platform_data;
348 if (error != NULL && op->priv->error == NULL)
349 op->priv->error = g_error_copy (error);
351 op_unix->data_sent = TRUE;
354 g_main_loop_quit (op_unix->loop);
360 unix_end_run (GtkPrintOperation *op,
364 GtkPrintOperationUnix *op_unix = op->priv->platform_data;
366 cairo_surface_finish (op_unix->surface);
372 op_unix->loop = g_main_loop_new (NULL, FALSE);
374 /* TODO: Check for error */
375 if (op_unix->job != NULL)
378 gtk_print_job_send (op_unix->job,
386 if (!op_unix->data_sent)
388 GDK_THREADS_LEAVE ();
389 g_main_loop_run (op_unix->loop);
390 GDK_THREADS_ENTER ();
392 g_main_loop_unref (op_unix->loop);
393 op_unix->loop = NULL;
399 job_status_changed_cb (GtkPrintJob *job,
400 GtkPrintOperation *op)
402 _gtk_print_operation_set_status (op, gtk_print_job_get_status (job), NULL);
407 print_setup_changed_cb (GtkPrintUnixDialog *print_dialog,
411 GtkPageSetup *page_setup;
412 GtkPrintSettings *print_settings;
413 GtkPrintOperation *op = user_data;
414 GtkPrintOperationPrivate *priv = op->priv;
416 page_setup = gtk_print_unix_dialog_get_page_setup (print_dialog);
417 print_settings = gtk_print_unix_dialog_get_settings (print_dialog);
419 g_signal_emit_by_name (op,
420 "update-custom-widget",
427 get_print_dialog (GtkPrintOperation *op,
430 GtkPrintOperationPrivate *priv = op->priv;
431 GtkWidget *pd, *label;
432 const gchar *custom_tab_label;
434 pd = gtk_print_unix_dialog_new (NULL, parent);
436 gtk_print_unix_dialog_set_manual_capabilities (GTK_PRINT_UNIX_DIALOG (pd),
437 GTK_PRINT_CAPABILITY_PAGE_SET |
438 GTK_PRINT_CAPABILITY_COPIES |
439 GTK_PRINT_CAPABILITY_COLLATE |
440 GTK_PRINT_CAPABILITY_REVERSE |
441 GTK_PRINT_CAPABILITY_SCALE |
442 GTK_PRINT_CAPABILITY_PREVIEW |
443 GTK_PRINT_CAPABILITY_NUMBER_UP |
444 GTK_PRINT_CAPABILITY_NUMBER_UP_LAYOUT);
446 if (priv->print_settings)
447 gtk_print_unix_dialog_set_settings (GTK_PRINT_UNIX_DIALOG (pd),
448 priv->print_settings);
450 if (priv->default_page_setup)
451 gtk_print_unix_dialog_set_page_setup (GTK_PRINT_UNIX_DIALOG (pd),
452 priv->default_page_setup);
454 gtk_print_unix_dialog_set_embed_page_setup (GTK_PRINT_UNIX_DIALOG (pd),
455 priv->embed_page_setup);
457 gtk_print_unix_dialog_set_current_page (GTK_PRINT_UNIX_DIALOG (pd),
460 gtk_print_unix_dialog_set_support_selection (GTK_PRINT_UNIX_DIALOG (pd),
461 priv->support_selection);
463 gtk_print_unix_dialog_set_has_selection (GTK_PRINT_UNIX_DIALOG (pd),
464 priv->has_selection);
466 g_signal_emit_by_name (op, "create-custom-widget",
467 &priv->custom_widget);
469 if (priv->custom_widget)
471 custom_tab_label = priv->custom_tab_label;
473 if (custom_tab_label == NULL)
475 custom_tab_label = g_get_application_name ();
476 if (custom_tab_label == NULL)
477 custom_tab_label = _("Application");
480 label = gtk_label_new (custom_tab_label);
482 gtk_print_unix_dialog_add_custom_tab (GTK_PRINT_UNIX_DIALOG (pd),
483 priv->custom_widget, label);
485 g_signal_connect (pd, "notify::selected-printer", (GCallback) print_setup_changed_cb, op);
486 g_signal_connect (pd, "notify::page-setup", (GCallback) print_setup_changed_cb, op);
494 GtkPrintOperation *op;
497 GtkPrintOperationResult result;
498 GtkPrintOperationPrintFunc print_cb;
499 GDestroyNotify destroy;
505 print_response_data_free (gpointer data)
507 PrintResponseData *rdata = data;
509 g_object_unref (rdata->op);
514 finish_print (PrintResponseData *rdata,
516 GtkPageSetup *page_setup,
517 GtkPrintSettings *settings,
518 gboolean page_setup_set)
520 GtkPrintOperation *op = rdata->op;
521 GtkPrintOperationPrivate *priv = op->priv;
523 gdouble top, bottom, left, right;
527 gtk_print_operation_set_print_settings (op, settings);
528 priv->print_context = _gtk_print_context_new (op);
530 if (gtk_print_settings_get_number_up (settings) < 2)
532 if (printer && gtk_printer_get_hard_margins (printer, &top, &bottom, &left, &right))
533 _gtk_print_context_set_hard_margins (priv->print_context, top, bottom, left, right);
537 /* Pages do not have any unprintable area when printing n-up as each page on the
538 * sheet has been scaled down and translated to a position within the printable
541 _gtk_print_context_set_hard_margins (priv->print_context, 0, 0, 0, 0);
544 if (page_setup != NULL &&
545 (gtk_print_operation_get_default_page_setup (op) == NULL ||
547 gtk_print_operation_set_default_page_setup (op, page_setup);
549 _gtk_print_context_set_page_setup (priv->print_context, page_setup);
551 if (!rdata->do_preview)
553 GtkPrintOperationUnix *op_unix;
556 op_unix = g_new0 (GtkPrintOperationUnix, 1);
557 priv->platform_data = op_unix;
558 priv->free_platform_data = (GDestroyNotify) op_unix_free;
559 op_unix->parent = rdata->parent;
561 priv->start_page = unix_start_page;
562 priv->end_page = unix_end_page;
563 priv->end_run = unix_end_run;
565 job = gtk_print_job_new (priv->job_name, printer, settings, page_setup);
567 gtk_print_job_set_track_print_status (job, priv->track_print_status);
569 op_unix->surface = gtk_print_job_get_surface (job, &priv->error);
570 if (op_unix->surface == NULL)
572 rdata->result = GTK_PRINT_OPERATION_RESULT_ERROR;
573 rdata->do_print = FALSE;
577 cr = cairo_create (op_unix->surface);
578 gtk_print_context_set_cairo_context (priv->print_context, cr, 72, 72);
581 _gtk_print_operation_set_status (op, gtk_print_job_get_status (job), NULL);
583 op_unix->job_status_changed_tag =
584 g_signal_connect (job, "status-changed",
585 G_CALLBACK (job_status_changed_cb), op);
587 priv->print_pages = gtk_print_job_get_pages (job);
588 priv->page_ranges = gtk_print_job_get_page_ranges (job, &priv->num_page_ranges);
589 priv->manual_num_copies = gtk_print_job_get_num_copies (job);
590 priv->manual_collation = gtk_print_job_get_collate (job);
591 priv->manual_reverse = gtk_print_job_get_reverse (job);
592 priv->manual_page_set = gtk_print_job_get_page_set (job);
593 priv->manual_scale = gtk_print_job_get_scale (job);
594 priv->manual_orientation = gtk_print_job_get_rotate (job);
595 priv->manual_number_up = gtk_print_job_get_n_up (job);
596 priv->manual_number_up_layout = gtk_print_job_get_n_up_layout (job);
601 rdata->print_cb (op, rdata->parent, rdata->do_print, rdata->result);
604 rdata->destroy (rdata);
608 handle_print_response (GtkWidget *dialog,
612 GtkPrintUnixDialog *pd = GTK_PRINT_UNIX_DIALOG (dialog);
613 PrintResponseData *rdata = data;
614 GtkPrintSettings *settings = NULL;
615 GtkPageSetup *page_setup = NULL;
616 GtkPrinter *printer = NULL;
617 gboolean page_setup_set = FALSE;
619 if (response == GTK_RESPONSE_OK)
621 printer = gtk_print_unix_dialog_get_selected_printer (GTK_PRINT_UNIX_DIALOG (pd));
623 rdata->result = GTK_PRINT_OPERATION_RESULT_APPLY;
624 rdata->do_preview = FALSE;
626 rdata->do_print = TRUE;
628 else if (response == GTK_RESPONSE_APPLY)
631 rdata->result = GTK_PRINT_OPERATION_RESULT_APPLY;
632 rdata->do_preview = TRUE;
633 rdata->do_print = TRUE;
635 rdata->op->priv->action = GTK_PRINT_OPERATION_ACTION_PREVIEW;
640 settings = gtk_print_unix_dialog_get_settings (GTK_PRINT_UNIX_DIALOG (pd));
641 page_setup = gtk_print_unix_dialog_get_page_setup (GTK_PRINT_UNIX_DIALOG (pd));
642 page_setup_set = gtk_print_unix_dialog_get_page_setup_set (GTK_PRINT_UNIX_DIALOG (pd));
644 /* Set new print settings now so that custom-widget options
645 * can be added to the settings in the callback
647 gtk_print_operation_set_print_settings (rdata->op, settings);
648 g_signal_emit_by_name (rdata->op, "custom-widget-apply", rdata->op->priv->custom_widget);
651 finish_print (rdata, printer, page_setup, settings, page_setup_set);
654 g_object_unref (settings);
656 gtk_widget_destroy (GTK_WIDGET (pd));
662 found_printer (GtkPrinter *printer,
663 PrintResponseData *rdata)
665 GtkPrintOperation *op = rdata->op;
666 GtkPrintOperationPrivate *priv = op->priv;
667 GtkPrintSettings *settings = NULL;
668 GtkPageSetup *page_setup = NULL;
671 g_main_loop_quit (rdata->loop);
675 rdata->result = GTK_PRINT_OPERATION_RESULT_APPLY;
677 rdata->do_print = TRUE;
679 if (priv->print_settings)
680 settings = gtk_print_settings_copy (priv->print_settings);
682 settings = gtk_print_settings_new ();
684 gtk_print_settings_set_printer (settings,
685 gtk_printer_get_name (printer));
687 if (priv->default_page_setup)
688 page_setup = gtk_page_setup_copy (priv->default_page_setup);
690 page_setup = gtk_page_setup_new ();
693 finish_print (rdata, printer, page_setup, settings, FALSE);
696 g_object_unref (settings);
699 g_object_unref (page_setup);
703 _gtk_print_operation_platform_backend_run_dialog_async (GtkPrintOperation *op,
704 gboolean show_dialog,
706 GtkPrintOperationPrintFunc print_cb)
709 PrintResponseData *rdata;
710 const gchar *printer_name;
712 rdata = g_new (PrintResponseData, 1);
713 rdata->op = g_object_ref (op);
714 rdata->do_print = FALSE;
715 rdata->do_preview = FALSE;
716 rdata->result = GTK_PRINT_OPERATION_RESULT_CANCEL;
717 rdata->print_cb = print_cb;
718 rdata->parent = parent;
720 rdata->destroy = print_response_data_free;
724 pd = get_print_dialog (op, parent);
725 gtk_window_set_modal (GTK_WINDOW (pd), TRUE);
727 g_signal_connect (pd, "response",
728 G_CALLBACK (handle_print_response), rdata);
730 gtk_window_present (GTK_WINDOW (pd));
735 if (op->priv->print_settings)
736 printer_name = gtk_print_settings_get_printer (op->priv->print_settings);
738 find_printer (printer_name, (GFunc) found_printer, rdata);
742 static cairo_status_t
743 write_preview (void *closure,
744 const unsigned char *data,
747 gint fd = GPOINTER_TO_INT (closure);
752 written = write (fd, data, length);
756 if (errno == EAGAIN || errno == EINTR)
759 return CAIRO_STATUS_WRITE_ERROR;
766 return CAIRO_STATUS_SUCCESS;
770 close_preview (void *data)
772 gint fd = GPOINTER_TO_INT (data);
778 _gtk_print_operation_platform_backend_create_preview_surface (GtkPrintOperation *op,
779 GtkPageSetup *page_setup,
786 GtkPaperSize *paper_size;
788 cairo_surface_t *surface;
789 static cairo_user_data_key_t key;
791 filename = g_build_filename (g_get_tmp_dir (), "previewXXXXXX.pdf", NULL);
792 fd = g_mkstemp (filename);
802 paper_size = gtk_page_setup_get_paper_size (page_setup);
803 w = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
804 h = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
806 *dpi_x = *dpi_y = 72;
807 surface = cairo_pdf_surface_create_for_stream (write_preview, GINT_TO_POINTER (fd), w, h);
809 cairo_surface_set_user_data (surface, &key, GINT_TO_POINTER (fd), close_preview);
815 _gtk_print_operation_platform_backend_preview_start_page (GtkPrintOperation *op,
816 cairo_surface_t *surface,
822 _gtk_print_operation_platform_backend_preview_end_page (GtkPrintOperation *op,
823 cairo_surface_t *surface,
826 cairo_show_page (cr);
830 _gtk_print_operation_platform_backend_resize_preview_surface (GtkPrintOperation *op,
831 GtkPageSetup *page_setup,
832 cairo_surface_t *surface)
834 GtkPaperSize *paper_size;
837 paper_size = gtk_page_setup_get_paper_size (page_setup);
838 w = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
839 h = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
840 cairo_pdf_surface_set_size (surface, w, h);
844 GtkPrintOperationResult
845 _gtk_print_operation_platform_backend_run_dialog (GtkPrintOperation *op,
846 gboolean show_dialog,
851 PrintResponseData rdata;
853 const gchar *printer_name;
856 rdata.do_print = FALSE;
857 rdata.do_preview = FALSE;
858 rdata.result = GTK_PRINT_OPERATION_RESULT_CANCEL;
859 rdata.print_cb = NULL;
860 rdata.destroy = NULL;
861 rdata.parent = parent;
866 pd = get_print_dialog (op, parent);
868 response = gtk_dialog_run (GTK_DIALOG (pd));
869 handle_print_response (pd, response, &rdata);
874 if (op->priv->print_settings)
875 printer_name = gtk_print_settings_get_printer (op->priv->print_settings);
877 rdata.loop = g_main_loop_new (NULL, FALSE);
878 find_printer (printer_name,
879 (GFunc) found_printer, &rdata);
881 GDK_THREADS_LEAVE ();
882 g_main_loop_run (rdata.loop);
883 GDK_THREADS_ENTER ();
885 g_main_loop_unref (rdata.loop);
889 *do_print = rdata.do_print;
897 GtkPageSetup *page_setup;
898 GtkPageSetupDoneFunc done_cb;
900 GDestroyNotify destroy;
901 } PageSetupResponseData;
904 page_setup_data_free (gpointer data)
906 PageSetupResponseData *rdata = data;
908 if (rdata->page_setup)
909 g_object_unref (rdata->page_setup);
915 handle_page_setup_response (GtkWidget *dialog,
919 GtkPageSetupUnixDialog *psd;
920 PageSetupResponseData *rdata = data;
922 psd = GTK_PAGE_SETUP_UNIX_DIALOG (dialog);
923 if (response == GTK_RESPONSE_OK)
924 rdata->page_setup = gtk_page_setup_unix_dialog_get_page_setup (psd);
926 gtk_widget_destroy (dialog);
929 rdata->done_cb (rdata->page_setup, rdata->data);
932 rdata->destroy (rdata);
936 get_page_setup_dialog (GtkWindow *parent,
937 GtkPageSetup *page_setup,
938 GtkPrintSettings *settings)
942 dialog = gtk_page_setup_unix_dialog_new (NULL, parent);
944 gtk_page_setup_unix_dialog_set_page_setup (GTK_PAGE_SETUP_UNIX_DIALOG (dialog),
946 gtk_page_setup_unix_dialog_set_print_settings (GTK_PAGE_SETUP_UNIX_DIALOG (dialog),
953 * gtk_print_run_page_setup_dialog:
954 * @parent: (allow-none): transient parent
955 * @page_setup: (allow-none): an existing #GtkPageSetup
956 * @settings: a #GtkPrintSettings
958 * Runs a page setup dialog, letting the user modify the values from
959 * @page_setup. If the user cancels the dialog, the returned #GtkPageSetup
960 * is identical to the passed in @page_setup, otherwise it contains the
961 * modifications done in the dialog.
963 * Note that this function may use a recursive mainloop to show the page
964 * setup dialog. See gtk_print_run_page_setup_dialog_async() if this is
967 * Return value: a new #GtkPageSetup
972 gtk_print_run_page_setup_dialog (GtkWindow *parent,
973 GtkPageSetup *page_setup,
974 GtkPrintSettings *settings)
978 PageSetupResponseData rdata;
980 rdata.page_setup = NULL;
981 rdata.done_cb = NULL;
983 rdata.destroy = NULL;
985 dialog = get_page_setup_dialog (parent, page_setup, settings);
986 response = gtk_dialog_run (GTK_DIALOG (dialog));
987 handle_page_setup_response (dialog, response, &rdata);
989 if (rdata.page_setup)
990 return rdata.page_setup;
992 return gtk_page_setup_copy (page_setup);
994 return gtk_page_setup_new ();
998 * gtk_print_run_page_setup_dialog_async:
999 * @parent: (allow-none): transient parent, or %NULL
1000 * @page_setup: (allow-none): an existing #GtkPageSetup, or %NULL
1001 * @settings: a #GtkPrintSettings
1002 * @done_cb: a function to call when the user saves the modified page setup
1003 * @data: user data to pass to @done_cb
1005 * Runs a page setup dialog, letting the user modify the values from @page_setup.
1007 * In contrast to gtk_print_run_page_setup_dialog(), this function returns after
1008 * showing the page setup dialog on platforms that support this, and calls @done_cb
1009 * from a signal handler for the ::response signal of the dialog.
1014 gtk_print_run_page_setup_dialog_async (GtkWindow *parent,
1015 GtkPageSetup *page_setup,
1016 GtkPrintSettings *settings,
1017 GtkPageSetupDoneFunc done_cb,
1021 PageSetupResponseData *rdata;
1023 dialog = get_page_setup_dialog (parent, page_setup, settings);
1024 gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
1026 rdata = g_new (PageSetupResponseData, 1);
1027 rdata->page_setup = NULL;
1028 rdata->done_cb = done_cb;
1030 rdata->destroy = page_setup_data_free;
1032 g_signal_connect (dialog, "response",
1033 G_CALLBACK (handle_page_setup_response), rdata);
1035 gtk_window_present (GTK_WINDOW (dialog));
1038 struct _PrinterFinder
1040 gboolean found_printer;
1043 gchar *printer_name;
1046 GtkPrinter *printer;
1047 GtkPrinter *default_printer;
1048 GtkPrinter *first_printer;
1052 find_printer_idle (gpointer data)
1054 PrinterFinder *finder = data;
1055 GtkPrinter *printer;
1057 if (finder->printer != NULL)
1058 printer = finder->printer;
1059 else if (finder->default_printer != NULL)
1060 printer = finder->default_printer;
1061 else if (finder->first_printer != NULL)
1062 printer = finder->first_printer;
1066 finder->func (printer, finder->data);
1068 printer_finder_free (finder);
1074 printer_added_cb (GtkPrintBackend *backend,
1075 GtkPrinter *printer,
1076 PrinterFinder *finder)
1078 if (finder->found_printer)
1081 /* FIXME this skips "Print to PDF" - is this intentional ? */
1082 if (gtk_printer_is_virtual (printer))
1085 if (finder->printer_name != NULL &&
1086 strcmp (gtk_printer_get_name (printer), finder->printer_name) == 0)
1088 finder->printer = g_object_ref (printer);
1089 finder->found_printer = TRUE;
1091 else if (finder->default_printer == NULL &&
1092 gtk_printer_is_default (printer))
1094 finder->default_printer = g_object_ref (printer);
1095 if (finder->printer_name == NULL)
1096 finder->found_printer = TRUE;
1099 if (finder->first_printer == NULL)
1100 finder->first_printer = g_object_ref (printer);
1102 if (finder->found_printer)
1103 g_idle_add (find_printer_idle, finder);
1107 printer_list_done_cb (GtkPrintBackend *backend,
1108 PrinterFinder *finder)
1110 finder->backends = g_list_remove (finder->backends, backend);
1112 g_signal_handlers_disconnect_by_func (backend, printer_added_cb, finder);
1113 g_signal_handlers_disconnect_by_func (backend, printer_list_done_cb, finder);
1115 gtk_print_backend_destroy (backend);
1116 g_object_unref (backend);
1118 if (finder->backends == NULL && !finder->found_printer)
1119 g_idle_add (find_printer_idle, finder);
1123 find_printer_init (PrinterFinder *finder,
1124 GtkPrintBackend *backend)
1129 list = gtk_print_backend_get_printer_list (backend);
1132 while (node != NULL)
1134 printer_added_cb (backend, node->data, finder);
1137 if (finder->found_printer)
1143 if (gtk_print_backend_printer_list_is_done (backend))
1145 finder->backends = g_list_remove (finder->backends, backend);
1146 gtk_print_backend_destroy (backend);
1147 g_object_unref (backend);
1151 g_signal_connect (backend, "printer-added",
1152 (GCallback) printer_added_cb,
1154 g_signal_connect (backend, "printer-list-done",
1155 (GCallback) printer_list_done_cb,
1162 printer_finder_free (PrinterFinder *finder)
1166 g_free (finder->printer_name);
1168 if (finder->printer)
1169 g_object_unref (finder->printer);
1171 if (finder->default_printer)
1172 g_object_unref (finder->default_printer);
1174 if (finder->first_printer)
1175 g_object_unref (finder->first_printer);
1177 for (l = finder->backends; l != NULL; l = l->next)
1179 GtkPrintBackend *backend = l->data;
1180 g_signal_handlers_disconnect_by_func (backend, printer_added_cb, finder);
1181 g_signal_handlers_disconnect_by_func (backend, printer_list_done_cb, finder);
1182 gtk_print_backend_destroy (backend);
1183 g_object_unref (backend);
1186 g_list_free (finder->backends);
1192 find_printer (const gchar *printer,
1197 PrinterFinder *finder;
1199 finder = g_new0 (PrinterFinder, 1);
1201 finder->printer_name = g_strdup (printer);
1202 finder->func = func;
1203 finder->data = data;
1205 finder->backends = NULL;
1206 if (g_module_supported ())
1207 finder->backends = gtk_print_backend_load_modules ();
1209 for (node = finder->backends; !finder->found_printer && node != NULL; node = next)
1212 find_printer_init (finder, GTK_PRINT_BACKEND (node->data));
1215 if (finder->backends == NULL && !finder->found_printer)
1216 g_idle_add (find_printer_idle, finder);