X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fgui%2Fpsppire-output-window.c;h=9886810f1134f109d7cc5496ad36f5876e587090;hb=c742f5287ac3c40742091c4f37d368f6206e3d3f;hp=440df86a4545c565f2167e3b5d0f3da77fa5d2c8;hpb=6071f2f1e380283d430a712c259ecd403f0ed410;p=pspp diff --git a/src/ui/gui/psppire-output-window.c b/src/ui/gui/psppire-output-window.c index 440df86a45..9886810f11 100644 --- a/src/ui/gui/psppire-output-window.c +++ b/src/ui/gui/psppire-output-window.c @@ -16,33 +16,31 @@ #include -#include -#include -#include "helper.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include +#include +#include #include - -#include "about.h" - -#include "psppire-output-window.h" - - -#include "xalloc.h" - -#include #include +#include #include +#include "libpspp/cast.h" +#include "libpspp/message.h" +#include "libpspp/string-map.h" +#include "output/cairo.h" +#include "output/chart-item.h" +#include "output/driver-provider.h" +#include "output/output-item.h" +#include "output/tab.h" +#include "output/table-item.h" +#include "output/text-item.h" +#include "ui/gui/help-menu.h" +#include "ui/gui/helper.h" +#include "ui/gui/psppire-output-window.h" + +#include "gl/error.h" +#include "gl/tmpdir.h" +#include "gl/xalloc.h" + #include #define _(msgid) gettext (msgid) #define N_(msgid) msgid @@ -50,6 +48,7 @@ enum { COL_TITLE, /* Table title. */ + COL_ADDR, /* Pointer to the table */ COL_Y, /* Y position of top of title. */ N_COLS }; @@ -110,6 +109,8 @@ psppire_output_window_dispose (GObject *obj) viewer->items = NULL; viewer->n_items = viewer->allocated_items = 0; + g_object_unref (viewer->print_settings); + /* Chain up to the parent class */ G_OBJECT_CLASS (parent_class)->dispose (obj); } @@ -165,7 +166,8 @@ expose_event_callback (GtkWidget *widget, GdkEventExpose *event, gpointer data) cairo_t *cr; cr = gdk_cairo_create (widget->window); - xr_rendering_draw (r, cr); + xr_rendering_draw (r, cr, event->area.x, event->area.y, + event->area.width, event->area.height); cairo_destroy (cr); return TRUE; @@ -235,6 +237,17 @@ psppire_output_submit (struct output_driver *this, g_free (font_name); pango_font_description_free (font_desc); + /* Pretend that the "page" has a reasonable width and a very big length, + so that most tables can be conveniently viewed on-screen with vertical + scrolling only. (The length should not be increased very much because + it is already close enough to INT_MAX when expressed as thousands of a + point.) */ + string_map_insert (&options, "paper-size", "300x200000mm"); + string_map_insert (&options, "left-margin", "0"); + string_map_insert (&options, "right-margin", "0"); + string_map_insert (&options, "top-margin", "0"); + string_map_insert (&options, "bottom-margin", "0"); + pod->xr = xr_driver_create (cr, &options); string_map_destroy (&options); @@ -298,6 +311,7 @@ psppire_output_submit (struct output_driver *this, } gtk_tree_store_set (store, &iter, COL_TITLE, ds_cstr (&title), + COL_ADDR, item, COL_Y, viewer->y, -1); ds_destroy (&title); @@ -396,16 +410,8 @@ on_row_activate (GtkTreeView *overview, gtk_adjustment_set_value (vadj, y); } -static GtkFileFilter * -add_filter (GtkFileChooser *chooser, const char *name, const char *pattern) -{ - GtkFileFilter *filter = gtk_file_filter_new (); - g_object_ref_sink (G_OBJECT (filter)); - gtk_file_filter_set_name (filter, name); - gtk_file_filter_add_pattern (filter, pattern); - gtk_file_chooser_add_filter (chooser, filter); - return filter; -} +static void psppire_output_window_print (PsppireOutputWindow *window); + static void export_output (PsppireOutputWindow *window, struct string_map *options, @@ -424,62 +430,216 @@ export_output (PsppireOutputWindow *window, struct string_map *options, output_driver_destroy (driver); } + +struct file_types +{ + const gchar *label; + const gchar *ext; +}; + +enum + { + FT_AUTO = 0, + FT_PDF, + FT_HTML, + FT_ODT, + FT_TXT, + FT_PS, + FT_CSV, + n_FT + }; + +#define N_EXTENTIONS (n_FT - 1) + +struct file_types ft[n_FT] = { + {N_("Infer file type from extension"), NULL}, + {N_("PDF (*.pdf)"), ".pdf"}, + {N_("HTML (*.html)"), ".html"}, + {N_("OpenDocument (*.odt)"), ".odt"}, + {N_("Text (*.txt)"), ".txt"}, + {N_("PostScript (*.ps)"), ".ps"}, + {N_("Comma-Separated Values (*.csv)"), ".csv"} +}; + + +static void +on_combo_change (GtkFileChooser *chooser) +{ + gboolean sensitive = FALSE; + GtkWidget *combo = gtk_file_chooser_get_extra_widget (chooser); + + int x = 0; + gchar *fn = gtk_file_chooser_get_filename (chooser); + + if (combo && GTK_WIDGET_REALIZED (combo)) + x = gtk_combo_box_get_active (GTK_COMBO_BOX (combo)); + + if (fn == NULL) + { + sensitive = FALSE; + } + else + { + gint i; + if ( x != 0 ) + sensitive = TRUE; + + for (i = 1 ; i < N_EXTENTIONS ; ++i) + { + if ( g_str_has_suffix (fn, ft[i].ext)) + { + sensitive = TRUE; + break; + } + } + } + + g_free (fn); + + gtk_dialog_set_response_sensitive (GTK_DIALOG (chooser), GTK_RESPONSE_ACCEPT, sensitive); +} + + +static void +on_file_chooser_change (GObject *w, GParamSpec *pspec, gpointer data) +{ + + GtkFileChooser *chooser = data; + const gchar *name = g_param_spec_get_name (pspec); + + if ( ! GTK_WIDGET_REALIZED (chooser)) + return; + + /* Ignore this one. It causes recursion. */ + if ( 0 == strcmp ("tooltip-text", name)) + return; + + on_combo_change (chooser); +} + + +/* Recursively descend all the children of W, connecting + to their "notify" signal */ +static void +iterate_widgets (GtkWidget *w, gpointer data) +{ + if ( GTK_IS_CONTAINER (w)) + gtk_container_forall (GTK_CONTAINER (w), iterate_widgets, data); + else + g_signal_connect (w, "notify", G_CALLBACK (on_file_chooser_change), data); +} + + + +static GtkListStore * +create_file_type_list (void) +{ + int i; + GtkTreeIter iter; + GtkListStore *list = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING); + + for (i = 0 ; i < 6 ; ++i) + { + gtk_list_store_append (list, &iter); + gtk_list_store_set (list, &iter, + 0, gettext (ft[i].label), + 1, ft[i].ext, + -1); + } + + return list; +} + static void psppire_output_window_export (PsppireOutputWindow *window) { gint response; + GtkWidget *combo; + GtkListStore *list; - GtkFileFilter *pdf_filter; - GtkFileFilter *html_filter; - GtkFileFilter *odt_filter; - GtkFileFilter *txt_filter; - GtkFileFilter *ps_filter; - GtkFileFilter *csv_filter; GtkFileChooser *chooser; - GtkWidget *dialog; - - dialog = gtk_file_chooser_dialog_new (_("Export Output"), + + GtkWidget *dialog = gtk_file_chooser_dialog_new (_("Export Output"), GTK_WINDOW (window), GTK_FILE_CHOOSER_ACTION_SAVE, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, NULL); + chooser = GTK_FILE_CHOOSER (dialog); - pdf_filter = add_filter (chooser, _("PDF Files (*.pdf)"), "*.pdf"); - html_filter = add_filter (chooser, _("HTML Files (*.html)"), "*.html"); - odt_filter = add_filter (chooser, _("OpenDocument Files (*.odt)"), "*.odt"); - txt_filter = add_filter (chooser, _("Text Files (*.txt)"), "*.txt"); - ps_filter = add_filter (chooser, _("PostScript Files (*.ps)"), "*.ps"); - csv_filter = add_filter (chooser, _("Comma-Separated Value Files (*.csv)"), - "*.csv"); + list = create_file_type_list (); + + combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (list)); + + + { + /* Create text cell renderer */ + GtkCellRenderer *cell = gtk_cell_renderer_text_new(); + gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell, FALSE ); + + gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (combo), cell, "text", 0); + } + + g_signal_connect_swapped (combo, "changed", G_CALLBACK (on_combo_change), chooser); + + gtk_combo_box_set_active (GTK_COMBO_BOX (combo), 0); + + gtk_file_chooser_set_extra_widget (chooser, combo); + + /* This kludge is necessary because there is no signal to tell us + when the candidate filename of a GtkFileChooser has changed */ + gtk_container_forall (GTK_CONTAINER (dialog), iterate_widgets, dialog); + gtk_file_chooser_set_do_overwrite_confirmation (chooser, TRUE); - gtk_file_chooser_set_filter (chooser, pdf_filter); response = gtk_dialog_run (GTK_DIALOG (dialog)); if ( response == GTK_RESPONSE_ACCEPT ) { + int file_type = gtk_combo_box_get_active (GTK_COMBO_BOX (combo)); char *filename = gtk_file_chooser_get_filename (chooser); - GtkFileFilter *filter = gtk_file_chooser_get_filter (chooser); struct string_map options; g_return_if_fail (filename); - g_return_if_fail (filter); + if (file_type == FT_AUTO) + { + gint i; + for (i = 1 ; i < N_EXTENTIONS ; ++i) + { + if ( g_str_has_suffix (filename, ft[i].ext)) + { + file_type = i; + break; + } + } + } + + string_map_init (&options); string_map_insert (&options, "output-file", filename); - if (filter == pdf_filter) - { + + switch (file_type) + { + case FT_PDF: export_output (window, &options, "pdf"); - } - else if (filter == html_filter) - export_output (window, &options, "html"); - else if (filter == odt_filter) - export_output (window, &options, "odt"); - else if (filter == txt_filter) - { + break; + case FT_HTML: + export_output (window, &options, "html"); + break; + case FT_ODT: + export_output (window, &options, "odt"); + break; + case FT_PS: + export_output (window, &options, "ps"); + break; + case FT_CSV: + export_output (window, &options, "csv"); + break; + + case FT_TXT: string_map_insert (&options, "headers", "false"); string_map_insert (&options, "paginate", "false"); string_map_insert (&options, "squeeze", "true"); @@ -488,45 +648,344 @@ psppire_output_window_export (PsppireOutputWindow *window) string_map_insert (&options, "top-margin", "0"); string_map_insert (&options, "bottom-margin", "0"); export_output (window, &options, "txt"); - } - else if (filter == ps_filter) - export_output (window, &options, "ps"); - else if (filter == csv_filter) - export_output (window, &options, "csv"); - else - g_return_if_reached (); + break; + default: + g_assert_not_reached (); + } + + string_map_destroy (&options); free (filename); } - g_object_unref (G_OBJECT (pdf_filter)); - g_object_unref (G_OBJECT (html_filter)); - g_object_unref (G_OBJECT (txt_filter)); - g_object_unref (G_OBJECT (ps_filter)); - g_object_unref (G_OBJECT (csv_filter)); - gtk_widget_destroy (dialog); } + +enum { + SELECT_FMT_NULL, + SELECT_FMT_TEXT, + SELECT_FMT_UTF8, + SELECT_FMT_HTML, + SELECT_FMT_ODT +}; + + +static void +insert_glyph (struct string_map *map, const char *opt, gunichar glyph) +{ + char s[6] = {0,0,0,0,0,0}; + + g_unichar_to_utf8 (glyph, s); + string_map_insert (map, opt, s); +} + +struct glyph_pair +{ + gunichar glyph; + char opt[10]; +}; + +/* See the table at + http://en.wikipedia.org/wiki/Box-drawing_characters */ +struct glyph_pair table[] = { + {0x2500, "box[1010]"}, + {0x2501, "box[2020]"}, + {0x2502, "box[0101]"}, + {0x2503, "box[0202]"}, + + {0x250C, "box[1100]"}, + {0x250D, "box[2100]"}, + {0x250E, "box[1200]"}, + {0x250F, "box[2200]"}, + {0x2510, "box[0110]"}, + {0x2511, "box[0110]"}, + {0x2512, "box[0210]"}, + {0x2513, "box[0220]"}, + {0x2514, "box[1001]"}, + {0x2515, "box[2001]"}, + {0x2516, "box[1002]"}, + {0x2517, "box[2002]"}, + {0x2518, "box[0011]"}, + {0x2519, "box[0021]"}, + {0x251A, "box[0012]"}, + {0x251B, "box[0022]"}, + {0x251C, "box[1101]"}, + {0x251D, "box[2101]"}, + {0x251E, "box[1102]"}, + {0x251F, "box[1201]"}, + {0x2520, "box[1202]"}, + {0x2521, "box[2102]"}, + {0x2522, "box[2201]"}, + {0x2523, "box[2202]"}, + {0x2524, "box[0111]"}, + {0x2525, "box[0121]"}, + {0x2526, "box[0112]"}, + {0x2527, "box[0211]"}, + {0x2528, "box[0212]"}, + {0x2529, "box[0122]"}, + {0x252A, "box[0221]"}, + {0x252B, "box[0222]"}, + {0x252C, "box[1110]"}, + {0x252D, "box[1120]"}, + {0x252E, "box[2110]"}, + {0x252F, "box[2120]"}, + {0x2530, "box[1210]"}, + {0x2531, "box[1220]"}, + {0x2532, "box[2210]"}, + {0x2533, "box[2220]"}, + {0x2534, "box[1011]"}, + {0x2535, "box[1021]"}, + {0x2536, "box[2011]"}, + {0x2537, "box[2021]"}, + {0x2538, "box[1012]"}, + {0x2539, "box[1022]"}, + {0x253A, "box[2012]"}, + {0x253B, "box[2022]"}, + {0x253C, "box[1111]"}, + {0x253D, "box[1121]"}, + {0x253E, "box[2111]"}, + {0x253F, "box[2121]"}, + {0x2540, "box[1112]"}, + {0x2541, "box[1211]"}, + {0x2542, "box[1212]"}, + {0x2543, "box[1122]"}, + {0x2544, "box[2112]"}, + {0x2545, "box[1221]"}, + {0x2546, "box[2211]"}, + {0x2547, "box[2122]"}, + {0x2548, "box[2221]"}, + {0x2549, "box[1222]"}, + {0x254A, "box[2212]"}, + {0x254B, "box[2222]"}, + + {0x2574, "box[0010]"}, + {0x2575, "box[0001]"}, + {0x2576, "box[1000]"}, + {0x2577, "box[0100]"}, + {0x2578, "box[0020]"}, + {0x2579, "box[0002]"}, + {0x257A, "box[2000]"}, + {0x257B, "box[0200]"}, + {0x257C, "box[2010]"}, + {0x257D, "box[0201]"}, + {0x257E, "box[1020]"}, + {0x257F, "box[0102]"}, +}; + + +static void +utf8_box_chars (struct string_map *map) +{ + int i; + for (i = 0; i < sizeof (table) / sizeof (table[0]); ++i) + { + const struct glyph_pair *p = &table[i]; + insert_glyph (map, p->opt, p->glyph); + } +} + + + +static void +clipboard_get_cb (GtkClipboard *clipboard, + GtkSelectionData *selection_data, + guint info, + gpointer data) +{ + PsppireOutputWindow *window = data; + + gsize length; + gchar *text = NULL; + struct output_driver *driver = NULL; + char dirname[PATH_MAX], *filename; + struct string_map options; + + GtkTreeSelection *sel = gtk_tree_view_get_selection (window->overview); + GtkTreeModel *model = gtk_tree_view_get_model (window->overview); + + GList *rows = gtk_tree_selection_get_selected_rows (sel, &model); + GList *n = rows; + + if ( n == NULL) + return; + + if (path_search (dirname, sizeof dirname, NULL, NULL, true) + || mkdtemp (dirname) == NULL) + { + error (0, errno, _("failed to create temporary directory")); + return; + } + filename = xasprintf ("%s/clip.tmp", dirname); + + string_map_init (&options); + string_map_insert (&options, "output-file", filename); + + switch (info) + { + case SELECT_FMT_UTF8: + utf8_box_chars (&options); + /* fall-through */ + + case SELECT_FMT_TEXT: + string_map_insert (&options, "format", "txt"); + break; + + case SELECT_FMT_HTML: + string_map_insert (&options, "format", "html"); + break; + + case SELECT_FMT_ODT: + string_map_insert (&options, "format", "odt"); + break; + + default: + g_warning ("unsupported clip target\n"); + goto finish; + break; + } + + driver = output_driver_create (&options); + if (driver == NULL) + goto finish; + + while (n) + { + GtkTreePath *path = n->data ; + GtkTreeIter iter; + struct output_item *item ; + + gtk_tree_model_get_iter (model, &iter, path); + gtk_tree_model_get (model, &iter, COL_ADDR, &item, -1); + + driver->class->submit (driver, item); + + n = n->next; + } + + if ( driver->class->flush) + driver->class->flush (driver); + + + /* Some drivers (eg: the odt one) don't write anything until they + are closed */ + output_driver_destroy (driver); + driver = NULL; + + if ( g_file_get_contents (filename, &text, &length, NULL) ) + { + gtk_selection_data_set (selection_data, selection_data->target, + 8, + (const guchar *) text, length); + } + + finish: + + if (driver != NULL) + output_driver_destroy (driver); + + g_free (text); + + unlink (filename); + free (filename); + rmdir (dirname); + + g_list_free (rows); +} + +static void +clipboard_clear_cb (GtkClipboard *clipboard, + gpointer data) +{ +} + +static const GtkTargetEntry targets[] = { + + { "STRING", 0, SELECT_FMT_TEXT }, + { "TEXT", 0, SELECT_FMT_TEXT }, + { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT }, + { "text/plain", 0, SELECT_FMT_TEXT }, + + { "UTF8_STRING", 0, SELECT_FMT_UTF8 }, + { "text/plain;charset=utf-8", 0, SELECT_FMT_UTF8 }, + + { "text/html", 0, SELECT_FMT_HTML }, + + { "application/vnd.oasis.opendocument.text", 0, SELECT_FMT_ODT } +}; + +static void +on_copy (PsppireOutputWindow *window) +{ + { + GtkClipboard *clipboard = + gtk_widget_get_clipboard (GTK_WIDGET (window), + GDK_SELECTION_CLIPBOARD); + + if (!gtk_clipboard_set_with_data (clipboard, targets, + G_N_ELEMENTS (targets), + clipboard_get_cb, clipboard_clear_cb, + window)) + + clipboard_clear_cb (clipboard, window); + } +} + +static void +on_selection_change (GtkTreeSelection *sel, GtkAction *copy_action) +{ + /* The Copy action is available only if there is something selected */ + gtk_action_set_sensitive (copy_action, gtk_tree_selection_count_selected_rows (sel) > 0); +} + +static void +on_select_all (PsppireOutputWindow *window) +{ + GtkTreeSelection *sel = gtk_tree_view_get_selection (window->overview); + gtk_tree_view_expand_all (window->overview); + gtk_tree_selection_select_all (sel); +} + + static void psppire_output_window_init (PsppireOutputWindow *window) { GtkTreeViewColumn *column; GtkCellRenderer *renderer; GtkBuilder *xml; + GtkAction *copy_action; + GtkAction *select_all_action; + GtkTreeSelection *sel; xml = builder_new ("output-viewer.ui"); + copy_action = get_action_assert (xml, "edit_copy"); + select_all_action = get_action_assert (xml, "edit_select-all"); + + gtk_action_set_sensitive (copy_action, FALSE); + + g_signal_connect_swapped (copy_action, "activate", G_CALLBACK (on_copy), window); + + g_signal_connect_swapped (select_all_action, "activate", G_CALLBACK (on_select_all), window); + gtk_widget_reparent (get_widget_assert (xml, "vbox1"), GTK_WIDGET (window)); window->output = GTK_LAYOUT (get_widget_assert (xml, "output")); window->y = 0; window->overview = GTK_TREE_VIEW (get_widget_assert (xml, "overview")); + + sel = gtk_tree_view_get_selection (window->overview); + + gtk_tree_selection_set_mode (sel, GTK_SELECTION_MULTIPLE); + + g_signal_connect (sel, "changed", G_CALLBACK (on_selection_change), copy_action); + gtk_tree_view_set_model (window->overview, GTK_TREE_MODEL (gtk_tree_store_new ( N_COLS, - G_TYPE_STRING, /* COL_TITLE */ + G_TYPE_STRING, /* COL_TITLE */ + G_TYPE_POINTER, /* COL_ADDR */ G_TYPE_LONG))); /* COL_Y */ window->in_command = false; @@ -553,16 +1012,6 @@ psppire_output_window_init (PsppireOutputWindow *window) G_CALLBACK (cancel_urgency), NULL); - g_signal_connect (get_action_assert (xml,"help_about"), - "activate", - G_CALLBACK (about_new), - window); - - g_signal_connect (get_action_assert (xml,"help_reference"), - "activate", - G_CALLBACK (reference_manual), - NULL); - g_signal_connect (get_action_assert (xml,"windows_minimise-all"), "activate", G_CALLBACK (psppire_window_minimise_all), @@ -570,14 +1019,19 @@ psppire_output_window_init (PsppireOutputWindow *window) { GtkUIManager *uim = GTK_UI_MANAGER (get_object_assert (xml, "uimanager1", GTK_TYPE_UI_MANAGER)); + merge_help_menu (uim); PSPPIRE_WINDOW (window)->menu = - GTK_MENU_SHELL (gtk_ui_manager_get_widget (uim,"/ui/menubar1/windows_menuitem/windows_minimise-all")->parent); + GTK_MENU_SHELL (gtk_ui_manager_get_widget (uim,"/ui/menubar/windows_menuitem/windows_minimise-all")->parent); } g_signal_connect_swapped (get_action_assert (xml, "file_export"), "activate", G_CALLBACK (psppire_output_window_export), window); + + g_signal_connect_swapped (get_action_assert (xml, "file_print"), "activate", + G_CALLBACK (psppire_output_window_print), window); + g_object_unref (xml); g_signal_connect (window, "delete-event", @@ -589,7 +1043,136 @@ GtkWidget* psppire_output_window_new (void) { return GTK_WIDGET (g_object_new (psppire_output_window_get_type (), - "filename", "Output", + /* TRANSLATORS: This will form a filename. Please avoid whitespace. */ + "filename", _("Output"), "description", _("Output Viewer"), NULL)); } + + + +static void +create_xr_print_driver (GtkPrintContext *context, PsppireOutputWindow *window) +{ + struct string_map options; + GtkPageSetup *page_setup; + double width, height; + double left_margin; + double right_margin; + double top_margin; + double bottom_margin; + + page_setup = gtk_print_context_get_page_setup (context); + width = gtk_page_setup_get_paper_width (page_setup, GTK_UNIT_MM); + height = gtk_page_setup_get_paper_height (page_setup, GTK_UNIT_MM); + left_margin = gtk_page_setup_get_left_margin (page_setup, GTK_UNIT_MM); + right_margin = gtk_page_setup_get_right_margin (page_setup, GTK_UNIT_MM); + top_margin = gtk_page_setup_get_top_margin (page_setup, GTK_UNIT_MM); + bottom_margin = gtk_page_setup_get_bottom_margin (page_setup, GTK_UNIT_MM); + + string_map_init (&options); + string_map_insert_nocopy (&options, xstrdup ("paper-size"), + xasprintf("%.2fx%.2fmm", width, height)); + string_map_insert_nocopy (&options, xstrdup ("left-margin"), + xasprintf ("%.2fmm", left_margin)); + string_map_insert_nocopy (&options, xstrdup ("right-margin"), + xasprintf ("%.2fmm", right_margin)); + string_map_insert_nocopy (&options, xstrdup ("top-margin"), + xasprintf ("%.2fmm", top_margin)); + string_map_insert_nocopy (&options, xstrdup ("bottom-margin"), + xasprintf ("%.2fmm", bottom_margin)); + + window->print_xrd = + xr_driver_create (gtk_print_context_get_cairo_context (context), &options); + + string_map_destroy (&options); +} + +static gboolean +paginate (GtkPrintOperation *operation, + GtkPrintContext *context, + PsppireOutputWindow *window) +{ + if ( window->print_item < window->n_items ) + { + xr_driver_output_item (window->print_xrd, window->items[window->print_item++]); + if (xr_driver_need_new_page (window->print_xrd)) + { + xr_driver_next_page (window->print_xrd, NULL); + window->print_n_pages ++; + } + return FALSE; + } + else + { + gtk_print_operation_set_n_pages (operation, window->print_n_pages); + window->print_item = 0; + create_xr_print_driver (context, window); + return TRUE; + } +} + +static void +begin_print (GtkPrintOperation *operation, + GtkPrintContext *context, + PsppireOutputWindow *window) +{ + create_xr_print_driver (context, window); + + window->print_item = 0; + window->print_n_pages = 1; +} + +static void +end_print (GtkPrintOperation *operation, + GtkPrintContext *context, + PsppireOutputWindow *window) +{ + xr_driver_destroy (window->print_xrd); +} + + +static void +draw_page (GtkPrintOperation *operation, + GtkPrintContext *context, + gint page_number, + PsppireOutputWindow *window) +{ + xr_driver_next_page (window->print_xrd, gtk_print_context_get_cairo_context (context)); + while ( window->print_item < window->n_items) + { + xr_driver_output_item (window->print_xrd, window->items [window->print_item++]); + if ( xr_driver_need_new_page (window->print_xrd) ) + break; + } +} + + +static void +psppire_output_window_print (PsppireOutputWindow *window) +{ + GtkPrintOperationResult res; + + GtkPrintOperation *print = gtk_print_operation_new (); + + if (window->print_settings != NULL) + gtk_print_operation_set_print_settings (print, window->print_settings); + + g_signal_connect (print, "begin_print", G_CALLBACK (begin_print), window); + g_signal_connect (print, "end_print", G_CALLBACK (end_print), window); + g_signal_connect (print, "paginate", G_CALLBACK (paginate), window); + g_signal_connect (print, "draw_page", G_CALLBACK (draw_page), window); + + res = gtk_print_operation_run (print, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, + GTK_WINDOW (window), NULL); + + if (res == GTK_PRINT_OPERATION_RESULT_APPLY) + { + if (window->print_settings != NULL) + g_object_unref (window->print_settings); + window->print_settings = g_object_ref (gtk_print_operation_get_print_settings (print)); + + } + + g_object_unref (print); +}