1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2008-2015, 2016 Free Software Foundation.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 #include "ui/gui/psppire-output-view.h"
24 #include "libpspp/assertion.h"
25 #include "libpspp/string-map.h"
26 #include "output/cairo.h"
27 #include "output/driver-provider.h"
28 #include "output/driver.h"
29 #include "output/chart-item.h"
30 #include "output/group-item.h"
31 #include "output/message-item.h"
32 #include "output/output-item.h"
33 #include "output/table-item.h"
34 #include "output/text-item.h"
36 #include "gl/c-xvasprintf.h"
37 #include "gl/minmax.h"
38 #include "gl/tmpdir.h"
39 #include "gl/xalloc.h"
42 #define _(msgid) gettext (msgid)
44 struct output_view_item
46 struct output_item *item;
47 GtkWidget *drawing_area;
50 struct psppire_output_view
60 struct string_map render_opts;
61 GtkTreeView *overview;
62 GtkTreeIter cur_command;
67 struct output_view_item *items;
68 size_t n_items, allocated_items;
70 /* Variables pertaining to printing */
71 GtkPrintSettings *print_settings;
72 struct xr_driver *print_xrd;
80 COL_NAME, /* Table name. */
81 COL_ADDR, /* Pointer to the table */
82 COL_Y, /* Y position of top of name. */
87 draw_callback (GtkWidget *widget, cairo_t *cr, gpointer data)
89 struct xr_rendering *r = g_object_get_data (G_OBJECT (widget), "rendering");
90 xr_rendering_draw_all (r, cr);
95 free_rendering (gpointer rendering_)
97 struct xr_rendering *rendering = rendering_;
98 xr_rendering_destroy (rendering);
102 create_xr (struct psppire_output_view *view)
104 struct text_item *text_item;
105 PangoFontDescription *font_desc;
106 struct xr_rendering *r;
112 GtkStyleContext *context = gtk_widget_get_style_context (GTK_WIDGET (view->output));
113 GtkStateFlags state = gtk_widget_get_state_flags (GTK_WIDGET (view->output));
116 gtk_style_context_get (context, state,
117 "font", &font_desc, "color", &fg_color, NULL);
119 cr = gdk_cairo_create (gtk_widget_get_window (GTK_WIDGET (view->output)));
121 /* Set the widget's text color as the foreground color for the output driver */
122 /* gdk_rgba_to_string() would be perfect, but xr's parse_color does not */
123 /* understand the rgb(255,128,33) format. Therefore we do it ourself. */
124 fgc = xasprintf("#%4x%4x%4x",(int)(fg_color->red*0xffff),
125 (int)(fg_color->green*0xffff),(int)(fg_color->blue*0xffff));
126 string_map_insert (&view->render_opts, "foreground-color", fgc);
128 gdk_rgba_free (fg_color);
130 /* Use GTK+ default font as proportional font. */
131 font_name = pango_font_description_to_string (font_desc);
132 string_map_insert (&view->render_opts, "prop-font", font_name);
135 /* Derived emphasized font from proportional font. */
136 pango_font_description_set_style (font_desc, PANGO_STYLE_ITALIC);
137 font_name = pango_font_description_to_string (font_desc);
138 string_map_insert (&view->render_opts, "emph-font", font_name);
140 pango_font_description_free (font_desc);
142 /* Pretend that the "page" has a reasonable width and a very big length,
143 so that most tables can be conveniently viewed on-screen with vertical
144 scrolling only. (The length should not be increased very much because
145 it is already close enough to INT_MAX when expressed as thousands of a
147 string_map_insert_nocopy (&view->render_opts, xstrdup ("paper-size"),
148 xasprintf ("%dx1000000pt", view->render_width));
149 string_map_insert (&view->render_opts, "left-margin", "0");
150 string_map_insert (&view->render_opts, "right-margin", "0");
151 string_map_insert (&view->render_opts, "top-margin", "0");
152 string_map_insert (&view->render_opts, "bottom-margin", "0");
154 view->xr = xr_driver_create (cr, &view->render_opts);
156 text_item = text_item_create (TEXT_ITEM_PARAGRAPH, "X");
157 r = xr_rendering_create (view->xr, text_item_super (text_item), cr);
158 xr_rendering_measure (r, &font_width, &view->font_height);
159 text_item_unref (text_item);
164 /* Return the horizontal position to place a widget whose
165 width is CHILD_WIDTH */
167 get_xpos (const struct psppire_output_view *view, gint child_width)
169 GdkWindow *gdkw = gtk_widget_get_window (GTK_WIDGET (view->output));
170 guint w = gdk_window_get_width (gdkw);
172 g_object_get (view->output, "border-width", &gutter, NULL);
173 return (gtk_widget_get_direction (GTK_WIDGET (view->output)) == GTK_TEXT_DIR_RTL) ? w - child_width - gutter: gutter;
177 create_drawing_area (struct psppire_output_view *view,
178 GtkWidget *drawing_area, struct xr_rendering *r,
181 /* Enable this to help with debugging. It shows you which widgets are being
185 GdkRGBA green = {0, 1, 0, 1};
186 gtk_widget_override_background_color (GTK_WIDGET (view->output),
187 GTK_STATE_FLAG_NORMAL, &green);
188 GdkRGBA red = {1, 0, 0, 1};
189 gtk_widget_override_background_color (drawing_area,
190 GTK_STATE_FLAG_NORMAL, &red);
193 g_object_set_data_full (G_OBJECT (drawing_area),
194 "rendering", r, free_rendering);
196 g_signal_connect (drawing_area, "draw",
197 G_CALLBACK (draw_callback), view);
199 gtk_widget_set_size_request (drawing_area, tw, th);
200 gint xpos = get_xpos (view, tw);
202 gtk_layout_put (view->output, drawing_area, xpos, view->y);
204 gtk_widget_show (drawing_area);
208 rerender (struct psppire_output_view *view)
210 struct output_view_item *item;
211 GdkWindow *gdkw = gtk_widget_get_window (GTK_WIDGET (view->output));
214 if (!view->n_items || ! gdkw)
217 cr = gdk_cairo_create (gdkw);
218 if (view->xr == NULL)
222 for (item = view->items; item < &view->items[view->n_items]; item++)
224 struct xr_rendering *r;
229 view->y += view->font_height / 2;
231 r = xr_rendering_create (view->xr, item->item, cr);
234 g_warn_if_reached ();
238 xr_rendering_measure (r, &tw, &th);
240 gint xpos = get_xpos (view, tw);
242 if (!item->drawing_area)
244 item->drawing_area = gtk_drawing_area_new ();
245 create_drawing_area (view, item->drawing_area, r, tw, th);
249 g_object_set_data_full (G_OBJECT (item->drawing_area),
250 "rendering", r, free_rendering);
251 gtk_widget_set_size_request (item->drawing_area, tw, th);
252 gtk_layout_move (view->output, item->drawing_area, xpos, view->y);
258 /* This code probably doesn't bring us anthing, but Gtk
259 shows warnings if get_preferred_width/height is not
260 called before the size_allocate below is called. */
261 gtk_widget_get_preferred_width (item->drawing_area, &minw, NULL);
262 gtk_widget_get_preferred_height (item->drawing_area, &minh, NULL);
263 if (th > minh) th = minh;
264 if (tw > minw) tw = minw;
271 gtk_widget_size_allocate (item->drawing_area, &alloc);
273 if (view->max_width < tw)
274 view->max_width = tw;
278 gtk_layout_set_size (view->output, view->max_width, view->y);
283 psppire_output_view_put (struct psppire_output_view *view,
284 const struct output_item *item)
286 struct output_view_item *view_item;
287 GtkWidget *drawing_area;
288 struct xr_rendering *r;
296 if (is_group_close_item (item))
298 if (output_get_group_level () == 0)
300 view->in_command = false;
304 else if (is_text_item (item))
306 const struct text_item *text_item = to_text_item (item);
307 const char *text = text_item_get_text (text_item);
312 if (view->n_items >= view->allocated_items)
313 view->items = x2nrealloc (view->items, &view->allocated_items,
314 sizeof *view->items);
315 view_item = &view->items[view->n_items++];
316 view_item->item = output_item_ref (item);
317 view_item->drawing_area = NULL;
319 if (gtk_widget_get_window (GTK_WIDGET (view->output)))
321 view_item->drawing_area = drawing_area = gtk_drawing_area_new ();
323 cr = gdk_cairo_create (gtk_widget_get_window (GTK_WIDGET (view->output)));
324 if (view->xr == NULL)
328 view->y += view->font_height / 2;
330 r = xr_rendering_create (view->xr, item, cr);
334 xr_rendering_measure (r, &tw, &th);
336 create_drawing_area (view, drawing_area, r, tw, th);
342 && (!is_text_item (item)
343 || text_item_get_type (to_text_item (item)) != TEXT_ITEM_SYNTAX
344 || !view->in_command))
346 store = GTK_TREE_STORE (gtk_tree_view_get_model (view->overview));
348 ds_init_empty (&name);
349 if (is_group_open_item (item) && output_get_group_level () == 1)
351 gtk_tree_store_append (store, &iter, NULL);
352 view->cur_command = iter; /* XXX shouldn't save a GtkTreeIter */
353 view->in_command = true;
357 GtkTreeIter *p = view->in_command ? &view->cur_command : NULL;
358 gtk_tree_store_append (store, &iter, p);
362 if (is_text_item (item))
363 ds_put_cstr (&name, text_item_get_text (to_text_item (item)));
364 else if (is_message_item (item))
366 const struct message_item *msg_item = to_message_item (item);
367 const struct msg *msg = message_item_get_msg (msg_item);
368 ds_put_format (&name, "%s: %s", _("Message"),
369 msg_severity_to_string (msg->severity));
371 else if (is_table_item (item))
373 const struct table_item_text *title
374 = table_item_get_title (to_table_item (item));
376 ds_put_format (&name, "Table: %s", title->content);
378 ds_put_cstr (&name, "Table");
380 else if (is_chart_item (item))
382 const char *s = chart_item_get_title (to_chart_item (item));
384 ds_put_format (&name, "Chart: %s", s);
386 ds_put_cstr (&name, "Chart");
388 gtk_tree_store_set (store, &iter,
389 COL_NAME, ds_cstr (&name),
395 path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
396 gtk_tree_view_expand_row (view->overview, path, TRUE);
397 gtk_tree_path_free (path);
400 if (view->max_width < tw)
401 view->max_width = tw;
404 gtk_layout_set_size (view->output, view->max_width, view->y);
411 on_row_activate (GtkTreeView *overview,
413 GtkTreeViewColumn *column,
414 struct psppire_output_view *view)
422 model = gtk_tree_view_get_model (overview);
423 if (!gtk_tree_model_get_iter (model, &iter, path))
426 gtk_tree_model_get_value (model, &iter, COL_Y, &value);
427 y = g_value_get_long (&value);
428 g_value_unset (&value);
430 vadj = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (view->output));
431 min = gtk_adjustment_get_lower (vadj);
432 max = gtk_adjustment_get_upper (vadj) - gtk_adjustment_get_page_size (vadj);
437 gtk_adjustment_set_value (vadj, y);
441 on_style_updated (GtkWidget *toplevel, struct psppire_output_view *view)
443 if (!view->n_items || !gtk_widget_get_window (GTK_WIDGET (view->output)))
445 string_map_clear (&view->render_opts);
446 xr_driver_destroy (view->xr);
459 /* GNU Hurd doesn't have PATH_MAX. Use a fallback.
460 Temporary directory names are usually not that long. */
462 # define PATH_MAX 1024
466 clipboard_get_cb (GtkClipboard *clipboard,
467 GtkSelectionData *selection_data,
471 struct psppire_output_view *view = data;
475 struct output_driver *driver = NULL;
476 char dirname[PATH_MAX], *filename;
477 struct string_map options;
479 GtkTreeSelection *sel = gtk_tree_view_get_selection (view->overview);
480 GtkTreeModel *model = gtk_tree_view_get_model (view->overview);
482 GList *rows = gtk_tree_selection_get_selected_rows (sel, &model);
488 if (path_search (dirname, sizeof dirname, NULL, NULL, true)
489 || mkdtemp (dirname) == NULL)
491 msg_error (errno, _("failed to create temporary directory during clipboard operation"));
494 filename = xasprintf ("%s/clip.tmp", dirname);
496 string_map_init (&options);
497 string_map_insert (&options, "output-file", filename);
501 case SELECT_FMT_UTF8:
502 string_map_insert (&options, "box", "unicode");
505 case SELECT_FMT_TEXT:
506 string_map_insert (&options, "format", "txt");
509 case SELECT_FMT_HTML:
510 string_map_insert (&options, "format", "html");
511 string_map_insert (&options, "borders", "false");
512 string_map_insert (&options, "css", "false");
516 string_map_insert (&options, "format", "odt");
520 g_warning ("unsupported clip target\n");
525 driver = output_driver_create (&options);
531 GtkTreePath *path = n->data ;
533 struct output_item *item ;
535 gtk_tree_model_get_iter (model, &iter, path);
536 gtk_tree_model_get (model, &iter, COL_ADDR, &item, -1);
538 driver->class->submit (driver, item);
543 if ( driver->class->flush)
544 driver->class->flush (driver);
547 /* Some drivers (eg: the odt one) don't write anything until they
549 output_driver_destroy (driver);
552 if ( g_file_get_contents (filename, &text, &length, NULL) )
554 gtk_selection_data_set (selection_data, gtk_selection_data_get_target (selection_data),
556 (const guchar *) text, length);
562 output_driver_destroy (driver);
574 clipboard_clear_cb (GtkClipboard *clipboard,
579 static const GtkTargetEntry targets[] = {
581 { "STRING", 0, SELECT_FMT_TEXT },
582 { "TEXT", 0, SELECT_FMT_TEXT },
583 { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT },
584 { "text/plain", 0, SELECT_FMT_TEXT },
586 { "UTF8_STRING", 0, SELECT_FMT_UTF8 },
587 { "text/plain;charset=utf-8", 0, SELECT_FMT_UTF8 },
589 { "text/html", 0, SELECT_FMT_HTML },
591 { "application/vnd.oasis.opendocument.text", 0, SELECT_FMT_ODT }
595 on_copy (struct psppire_output_view *view)
597 GtkWidget *widget = GTK_WIDGET (view->overview);
598 GtkClipboard *cb = gtk_widget_get_clipboard (widget, GDK_SELECTION_CLIPBOARD);
600 if (!gtk_clipboard_set_with_data (cb, targets, G_N_ELEMENTS (targets),
601 clipboard_get_cb, clipboard_clear_cb,
603 clipboard_clear_cb (cb, view);
607 on_selection_change (GtkTreeSelection *sel, GAction *copy_action)
609 /* The Copy action is available only if there is something selected */
610 g_object_set (copy_action,
611 "enabled", gtk_tree_selection_count_selected_rows (sel) > 0,
616 on_select_all (struct psppire_output_view *view)
618 GtkTreeSelection *sel = gtk_tree_view_get_selection (view->overview);
619 gtk_tree_view_expand_all (view->overview);
620 gtk_tree_selection_select_all (sel);
624 on_size_allocate (GtkWidget *widget,
625 GdkRectangle *allocation,
626 struct psppire_output_view *view)
628 int new_render_width = MAX (300, allocation->width);
630 if (view->render_width != new_render_width)
632 view->render_width = new_render_width;
638 on_realize (GtkWidget *overview, GObject *view)
640 GtkTreeSelection *sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (overview));
641 gtk_tree_selection_set_mode (sel, GTK_SELECTION_MULTIPLE);
643 GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (overview));
645 GAction *copy_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
648 GAction *select_all_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
651 g_object_set (copy_action, "enabled", FALSE, NULL);
653 g_signal_connect_swapped (select_all_action, "activate",
654 G_CALLBACK (on_select_all), view);
656 g_signal_connect_swapped (copy_action, "activate",
657 G_CALLBACK (on_copy), view);
659 g_signal_connect (sel, "changed", G_CALLBACK (on_selection_change),
663 struct psppire_output_view *
664 psppire_output_view_new (GtkLayout *output, GtkTreeView *overview)
666 struct psppire_output_view *view;
667 GtkTreeViewColumn *column;
668 GtkCellRenderer *renderer;
672 view = xmalloc (sizeof *view);
674 view->font_height = 0;
675 view->output = output;
676 view->render_width = 0;
679 string_map_init (&view->render_opts);
680 view->overview = overview;
681 memset (&view->cur_command, 0, sizeof view->cur_command);
682 view->in_command = false;
683 view->toplevel = gtk_widget_get_toplevel (GTK_WIDGET (output));
685 view->n_items = view->allocated_items = 0;
686 view->print_settings = NULL;
687 view->print_xrd = NULL;
688 view->print_item = 0;
689 view->print_n_pages = 0;
690 view->paginated = FALSE;
692 g_signal_connect (output, "style-updated", G_CALLBACK (on_style_updated), view);
694 g_signal_connect (output, "size-allocate", G_CALLBACK (on_size_allocate), view);
696 gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (output)),
697 GTK_STYLE_CLASS_VIEW);
701 g_signal_connect (overview, "realize", G_CALLBACK (on_realize), view);
703 model = GTK_TREE_MODEL (gtk_tree_store_new (
705 G_TYPE_STRING, /* COL_NAME */
706 G_TYPE_POINTER, /* COL_ADDR */
707 G_TYPE_LONG)); /* COL_Y */
708 gtk_tree_view_set_model (overview, model);
709 g_object_unref (model);
711 column = gtk_tree_view_column_new ();
712 gtk_tree_view_append_column (GTK_TREE_VIEW (overview), column);
713 renderer = gtk_cell_renderer_text_new ();
714 gtk_tree_view_column_pack_start (column, renderer, TRUE);
715 gtk_tree_view_column_add_attribute (column, renderer, "text", COL_NAME);
717 g_signal_connect (GTK_TREE_VIEW (overview),
718 "row-activated", G_CALLBACK (on_row_activate), view);
725 psppire_output_view_destroy (struct psppire_output_view *view)
732 g_signal_handlers_disconnect_by_func (view->output,
733 G_CALLBACK (on_style_updated), view);
735 string_map_destroy (&view->render_opts);
737 for (i = 0; i < view->n_items; i++)
738 output_item_unref (view->items[i].item);
741 view->n_items = view->allocated_items = 0;
743 if (view->print_settings != NULL)
744 g_object_unref (view->print_settings);
746 xr_driver_destroy (view->xr);
752 psppire_output_view_clear (struct psppire_output_view *view)
759 for (i = 0; i < view->n_items; i++)
761 gtk_container_remove (GTK_CONTAINER (view->output),
762 view->items[i].drawing_area);
763 output_item_unref (view->items[i].item);
767 view->n_items = view->allocated_items = 0;
773 psppire_output_view_export (struct psppire_output_view *view,
774 struct string_map *options)
776 struct output_driver *driver;
778 driver = output_driver_create (options);
783 for (i = 0; i < view->n_items; i++)
784 driver->class->submit (driver, view->items[i].item);
785 output_driver_destroy (driver);
792 get_cairo_context_from_print_context (GtkPrintContext *context)
794 cairo_t *cr = gtk_print_context_get_cairo_context (context);
797 For all platforms except windows, gtk_print_context_get_dpi_[xy] returns 72.
800 double xres = gtk_print_context_get_dpi_x (context);
801 double yres = gtk_print_context_get_dpi_y (context);
803 /* This means that the cairo context now has its dimensions in Points */
804 cairo_scale (cr, xres / 72.0, yres / 72.0);
811 create_xr_print_driver (GtkPrintContext *context, struct psppire_output_view *view)
813 struct string_map options;
814 GtkPageSetup *page_setup;
815 double width, height;
819 double bottom_margin;
821 page_setup = gtk_print_context_get_page_setup (context);
822 width = gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM);
823 height = gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM);
824 left_margin = gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_MM);
825 right_margin = gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_MM);
826 top_margin = gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_MM);
827 bottom_margin = gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_MM);
829 string_map_init (&options);
830 string_map_insert_nocopy (&options, xstrdup ("paper-size"),
831 c_xasprintf("%.2fx%.2fmm", width, height));
832 string_map_insert_nocopy (&options, xstrdup ("left-margin"),
833 c_xasprintf ("%.2fmm", left_margin));
834 string_map_insert_nocopy (&options, xstrdup ("right-margin"),
835 c_xasprintf ("%.2fmm", right_margin));
836 string_map_insert_nocopy (&options, xstrdup ("top-margin"),
837 c_xasprintf ("%.2fmm", top_margin));
838 string_map_insert_nocopy (&options, xstrdup ("bottom-margin"),
839 c_xasprintf ("%.2fmm", bottom_margin));
841 view->print_xrd = xr_driver_create (get_cairo_context_from_print_context (context), &options);
843 string_map_destroy (&options);
847 paginate (GtkPrintOperation *operation,
848 GtkPrintContext *context,
849 struct psppire_output_view *view)
853 /* Sometimes GTK+ emits this signal again even after pagination is
854 complete. Don't let that screw up printing. */
857 else if ( view->print_item < view->n_items )
859 xr_driver_output_item (view->print_xrd,
860 view->items[view->print_item++].item);
861 while (xr_driver_need_new_page (view->print_xrd))
863 xr_driver_next_page (view->print_xrd, get_cairo_context_from_print_context (context));
864 view->print_n_pages ++;
870 gtk_print_operation_set_n_pages (operation, view->print_n_pages);
872 /* Re-create the driver to do the real printing. */
873 xr_driver_destroy (view->print_xrd);
874 create_xr_print_driver (context, view);
875 view->print_item = 0;
876 view->paginated = TRUE;
883 begin_print (GtkPrintOperation *operation,
884 GtkPrintContext *context,
885 struct psppire_output_view *view)
887 create_xr_print_driver (context, view);
889 view->print_item = 0;
890 view->print_n_pages = 1;
891 view->paginated = FALSE;
895 end_print (GtkPrintOperation *operation,
896 GtkPrintContext *context,
897 struct psppire_output_view *view)
899 xr_driver_destroy (view->print_xrd);
904 draw_page (GtkPrintOperation *operation,
905 GtkPrintContext *context,
907 struct psppire_output_view *view)
909 xr_driver_next_page (view->print_xrd, get_cairo_context_from_print_context (context));
910 while (!xr_driver_need_new_page (view->print_xrd)
911 && view->print_item < view->n_items)
912 xr_driver_output_item (view->print_xrd, view->items [view->print_item++].item);
917 psppire_output_view_print (struct psppire_output_view *view,
918 GtkWindow *parent_window)
920 GtkPrintOperationResult res;
922 GtkPrintOperation *print = gtk_print_operation_new ();
924 if (view->print_settings != NULL)
925 gtk_print_operation_set_print_settings (print, view->print_settings);
927 g_signal_connect (print, "begin_print", G_CALLBACK (begin_print), view);
928 g_signal_connect (print, "end_print", G_CALLBACK (end_print), view);
929 g_signal_connect (print, "paginate", G_CALLBACK (paginate), view);
930 g_signal_connect (print, "draw_page", G_CALLBACK (draw_page), view);
932 res = gtk_print_operation_run (print, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
933 parent_window, NULL);
935 if (res == GTK_PRINT_OPERATION_RESULT_APPLY)
937 if (view->print_settings != NULL)
938 g_object_unref (view->print_settings);
939 view->print_settings = g_object_ref (gtk_print_operation_get_print_settings (print));
942 g_object_unref (print);
945 struct psppire_output_view_driver
947 struct output_driver driver;
948 struct psppire_output_view *view;
951 static struct psppire_output_view_driver *
952 psppire_output_view_driver_cast (struct output_driver *driver)
954 return UP_CAST (driver, struct psppire_output_view_driver, driver);
958 psppire_output_view_submit (struct output_driver *this,
959 const struct output_item *item)
961 struct psppire_output_view_driver *povd = psppire_output_view_driver_cast (this);
963 if (is_table_item (item))
964 psppire_output_view_put (povd->view, item);
967 static struct output_driver_class psppire_output_view_driver_class =
969 "PSPPIRE Output View", /* name */
971 psppire_output_view_submit, /* submit */
976 psppire_output_view_register_driver (struct psppire_output_view *view)
978 struct psppire_output_view_driver *povd;
979 struct output_driver *d;
981 povd = xzalloc (sizeof *povd);
984 output_driver_init (d, &psppire_output_view_driver_class, "PSPPIRE Output View",
985 SETTINGS_DEVICE_UNFILTERED);
986 output_driver_register (d);