/* PSPPIRE - a graphical user interface for PSPP.
- Copyright (C) 2008, 2009, 2010 Free Software Foundation
+ Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <gtk/gtk.h>
#include <stdlib.h>
+#include <gtksourceview/gtksourcebuffer.h>
+#include <gtksourceview/gtksourcelanguage.h>
+#include <gtksourceview/gtksourcelanguagemanager.h>
+#include <gtksourceview/gtksourceprintcompositor.h>
+
#include "language/lexer/lexer.h"
+#include "libpspp/encoding-guesser.h"
+#include "libpspp/i18n.h"
#include "libpspp/message.h"
#include "ui/gui/executor.h"
#include "ui/gui/help-menu.h"
#include "ui/gui/helper.h"
#include "ui/gui/psppire-data-window.h"
-#include "ui/gui/psppire-syntax-window.h"
+#include "ui/gui/psppire-encoding-selector.h"
+#include "ui/gui/psppire-lex-reader.h"
#include "ui/gui/psppire-syntax-window.h"
#include "ui/gui/psppire-window-register.h"
#include "ui/gui/psppire.h"
-#include "ui/gui/psppire.h"
+#include "gl/localcharset.h"
#include "gl/xalloc.h"
+#include "gl/xvasprintf.h"
#include <gettext.h>
#define _(msgid) gettext (msgid)
static void psppire_syntax_window_iface_init (PsppireWindowIface *iface);
+/* Properties */
+enum
+{
+ PROP_0,
+ PROP_ENCODING
+};
+
+static void
+psppire_syntax_window_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ PsppireSyntaxWindow *window = PSPPIRE_SYNTAX_WINDOW (object);
+
+ switch (prop_id)
+ {
+ case PROP_ENCODING:
+ g_free (window->encoding);
+ window->encoding = g_value_dup_string (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ };
+}
+
+
+static void
+psppire_syntax_window_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ PsppireSyntaxWindow *window = PSPPIRE_SYNTAX_WINDOW (object);
+
+ switch (prop_id)
+ {
+ case PROP_ENCODING:
+ g_value_set_string (value, window->encoding);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ };
+}
+
GType
psppire_syntax_window_get_type (void)
{
if (sw->dispose_has_run)
return;
+ g_free (sw->encoding);
+ sw->encoding = NULL;
+
clip_selection = gtk_widget_get_clipboard (GTK_WIDGET (sw), GDK_SELECTION_CLIPBOARD);
clip_primary = gtk_widget_get_clipboard (GTK_WIDGET (sw), GDK_SELECTION_PRIMARY);
static void
psppire_syntax_window_class_init (PsppireSyntaxWindowClass *class)
{
+ GParamSpec *encoding_spec;
GObjectClass *gobject_class = G_OBJECT_CLASS (class);
+ GtkSourceLanguageManager *lm = gtk_source_language_manager_get_default ();
+
+ const gchar * const *existing_paths = gtk_source_language_manager_get_search_path (lm);
+ gchar **new_paths = g_strdupv ((gchar **)existing_paths);
+ int n = g_strv_length ((gchar **) existing_paths);
+
+ new_paths = g_realloc (new_paths, (n + 2) * sizeof (*new_paths));
+ new_paths[n] = g_strdup (relocate (PKGDATADIR));
+ new_paths[n+1] = NULL;
+
+ lm = gtk_source_language_manager_new ();
+ gtk_source_language_manager_set_search_path (lm, new_paths);
+
+ class->lan = gtk_source_language_manager_get_language (lm, "pspp");
+
+ if (class->lan == NULL)
+ g_warning ("pspp.lang file not found. Syntax highlighting will not be available.");
+
+ parent_class = g_type_class_peek_parent (class);
+
+ g_strfreev (new_paths);
+
+ encoding_spec =
+ null_if_empty_param ("encoding",
+ "Character encoding",
+ "IANA character encoding in this syntax file",
+ NULL,
+ G_PARAM_CONSTRUCT | G_PARAM_READWRITE);
+
parent_class = g_type_class_peek_parent (class);
+ gobject_class->set_property = psppire_syntax_window_set_property;
+ gobject_class->get_property = psppire_syntax_window_get_property;
gobject_class->dispose = psppire_syntax_window_dispose;
+
+ g_object_class_install_property (gobject_class,
+ PROP_ENCODING,
+ encoding_spec);
}
psppire_syntax_window_base_init (PsppireSyntaxWindowClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
-
object_class->finalize = psppire_syntax_window_finalize;
}
GtkTextIter stop)
{
PsppireWindow *win = PSPPIRE_WINDOW (sw);
- struct lex_reader *reader;
- gchar *text;
-
- text = gtk_text_buffer_get_text (sw->buffer, &start, &stop, FALSE);
- reader = lex_reader_for_string (text);
- g_free (text);
+ struct lex_reader *reader = lex_reader_for_gtk_text_buffer (GTK_TEXT_BUFFER (sw->buffer), start, stop);
lex_reader_set_file_name (reader, psppire_window_get_filename (win));
on_edit_delete (PsppireSyntaxWindow *sw)
{
GtkTextIter begin, end;
+ GtkTextBuffer *buffer = GTK_TEXT_BUFFER (sw->buffer);
- if ( gtk_text_buffer_get_selection_bounds (sw->buffer, &begin, &end) )
- gtk_text_buffer_delete (sw->buffer, &begin, &end);
+ if ( gtk_text_buffer_get_selection_bounds (buffer, &begin, &end) )
+ gtk_text_buffer_delete (buffer, &begin, &end);
}
-
-
/* The syntax editor's clipboard deals only with text */
enum {
SELECT_FMT_NULL,
static void
selection_changed (PsppireSyntaxWindow *sw)
{
- gboolean sel = gtk_text_buffer_get_has_selection (sw->buffer);
+ gboolean sel = gtk_text_buffer_get_has_selection (GTK_TEXT_BUFFER (sw->buffer));
gtk_action_set_sensitive (sw->edit_copy, sel);
gtk_action_set_sensitive (sw->edit_cut, sel);
set_clip (PsppireSyntaxWindow *sw, GtkTextIter *begin, GtkTextIter *end)
{
GtkClipboard *clipboard ;
+ GtkTextBuffer *buffer = GTK_TEXT_BUFFER (sw->buffer);
- if ( ! gtk_text_buffer_get_selection_bounds (sw->buffer, begin, end) )
+ if ( ! gtk_text_buffer_get_selection_bounds (buffer, begin, end) )
return FALSE;
g_free (sw->cliptext);
- sw->cliptext = gtk_text_buffer_get_text (sw->buffer, begin, end, FALSE);
+ sw->cliptext = gtk_text_buffer_get_text (buffer, begin, end, FALSE);
clipboard =
gtk_widget_get_clipboard (GTK_WIDGET (sw), GDK_SELECTION_CLIPBOARD);
GtkTextIter begin, end;
if ( set_clip (sw, &begin, &end))
- gtk_text_buffer_delete (sw->buffer, &begin, &end);
+ gtk_text_buffer_delete (GTK_TEXT_BUFFER (sw->buffer), &begin, &end);
}
static void
c = (gchar *) sd->data;
- gtk_text_buffer_insert_at_cursor (syntax_window->buffer,
+ gtk_text_buffer_insert_at_cursor (GTK_TEXT_BUFFER (syntax_window->buffer),
(gchar *) sd->data,
sd->length);
GtkTextIter begin, end;
PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
- gtk_text_buffer_get_iter_at_offset (se->buffer, &begin, 0);
- gtk_text_buffer_get_iter_at_offset (se->buffer, &end, -1);
+ gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (se->buffer), &begin, 0);
+ gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (se->buffer), &end, -1);
editor_execute_syntax (se, begin, end);
}
GtkTextIter begin, end;
PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
- if ( gtk_text_buffer_get_selection_bounds (se->buffer, &begin, &end) )
+ if ( gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (se->buffer), &begin, &end) )
editor_execute_syntax (se, begin, end);
}
PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
/* Get the current line */
- gtk_text_buffer_get_iter_at_mark (se->buffer,
+ gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (se->buffer),
&here,
- gtk_text_buffer_get_insert (se->buffer)
+ gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (se->buffer))
);
line = gtk_text_iter_get_line (&here) ;
/* Now set begin and end to the start of this line, and end of buffer
respectively */
- gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
- gtk_text_buffer_get_iter_at_line (se->buffer, &end, -1);
+ gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &begin, line);
+ gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &end, -1);
editor_execute_syntax (se, begin, end);
}
PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
/* Get the current line */
- gtk_text_buffer_get_iter_at_mark (se->buffer,
+ gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (se->buffer),
&here,
- gtk_text_buffer_get_insert (se->buffer)
+ gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (se->buffer))
);
line = gtk_text_iter_get_line (&here) ;
/* Now set begin and end to the start of this line, and start of
following line respectively */
- gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
- gtk_text_buffer_get_iter_at_line (se->buffer, &end, line + 1);
+ gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &begin, line);
+ gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &end, line + 1);
editor_execute_syntax (se, begin, end);
}
const gchar *filename,
GError **err)
{
- GtkTextBuffer *buffer = se->buffer;
+ GtkTextBuffer *buffer = GTK_TEXT_BUFFER (se->buffer);
+ struct substring text_locale;
gboolean result ;
GtkTextIter start, stop;
gchar *text;
text = gtk_text_buffer_get_text (buffer, &start, &stop, FALSE);
- result = g_file_set_contents (suffixedname, text, -1, err);
+ text_locale = recode_substring_pool (se->encoding, "UTF-8", ss_cstr (text),
+ NULL);
+
+ result = g_file_set_contents (suffixedname, ss_data (text_locale),
+ ss_length (text_locale), err);
+ ss_dealloc (&text_locale);
g_free (suffixedname);
if ( result )
}
-/* Callback for the File->SaveAs menuitem */
+/* PsppireWindow 'pick_Filename' callback. */
static void
-syntax_save_as (PsppireWindow *se)
+syntax_pick_filename (PsppireWindow *window)
{
+ PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (window);
+ const char *default_encoding;
GtkFileFilter *filter;
gint response;
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
+ g_object_set (dialog, "local-only", FALSE, NULL);
+
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, _("Syntax Files (*.sps) "));
gtk_file_filter_add_pattern (filter, "*.sps");
gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog),
TRUE);
+
+ default_encoding = se->encoding != NULL ? se->encoding : locale_charset ();
+ gtk_file_chooser_set_extra_widget (
+ GTK_FILE_CHOOSER (dialog),
+ psppire_encoding_selector_new (default_encoding, false));
+
response = gtk_dialog_run (GTK_DIALOG (dialog));
if ( response == GTK_RESPONSE_ACCEPT )
{
- GError *err = NULL;
- char *filename =
- gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog) );
-
- if ( ! save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err) )
- {
- msg ( ME, "%s", err->message );
- g_error_free (err);
- }
+ gchar *encoding;
+ char *filename;
+ filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog) );
+ psppire_window_set_filename (window, filename);
free (filename);
+
+ encoding = psppire_encoding_selector_get_encoding (
+ gtk_file_chooser_get_extra_widget (GTK_FILE_CHOOSER (dialog)));
+ if (encoding != NULL)
+ {
+ g_free (se->encoding);
+ se->encoding = encoding;
+ }
}
gtk_widget_destroy (dialog);
}
-/* Callback for the File->Save menuitem */
+/* PsppireWindow 'save' callback. */
static void
syntax_save (PsppireWindow *se)
{
const gchar *filename = psppire_window_get_filename (se);
-
- if ( filename == NULL )
- syntax_save_as (se);
- else
+ GError *err = NULL;
+ save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err);
+ if ( err )
{
- GError *err = NULL;
- save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err);
- if ( err )
- {
- msg (ME, "%s", err->message);
- g_error_free (err);
- }
+ msg (ME, "%s", err->message);
+ g_error_free (err);
}
}
}
+static void
+load_and_show_syntax_window (GtkWidget *se, const gchar *filename)
+{
+ gboolean ok;
+
+ gtk_source_buffer_begin_not_undoable_action (PSPPIRE_SYNTAX_WINDOW (se)->buffer);
+ ok = psppire_window_load (PSPPIRE_WINDOW (se), filename);
+ gtk_source_buffer_end_not_undoable_action (PSPPIRE_SYNTAX_WINDOW (se)->buffer);
+
+ if (ok )
+ gtk_widget_show (se);
+ else
+ gtk_widget_destroy (se);
+}
+
void
create_syntax_window (void)
{
- GtkWidget *w = psppire_syntax_window_new ();
+ GtkWidget *w = psppire_syntax_window_new (NULL);
gtk_widget_show (w);
}
void
-open_syntax_window (const char *file_name)
+open_syntax_window (const char *file_name, const gchar *encoding)
{
- GtkWidget *se = psppire_syntax_window_new ();
+ GtkWidget *se = psppire_syntax_window_new (encoding);
- if ( psppire_window_load (PSPPIRE_WINDOW (se), file_name) )
- gtk_widget_show (se);
- else
- gtk_widget_destroy (se);
+ if ( file_name)
+ load_and_show_syntax_window (se, file_name);
}
-static void
-on_text_changed (GtkTextBuffer *buffer, PsppireSyntaxWindow *window)
-{
- gtk_statusbar_pop (GTK_STATUSBAR (window->sb), window->text_context);
-}
+
+
+static void psppire_syntax_window_print (PsppireSyntaxWindow *window);
static void
on_modified_changed (GtkTextBuffer *buffer, PsppireWindow *window)
psppire_window_set_unsaved (window);
}
+static void undo_redo_update (PsppireSyntaxWindow *window);
+static void undo_last_edit (PsppireSyntaxWindow *window);
+static void redo_last_edit (PsppireSyntaxWindow *window);
+
+static void
+on_text_changed (GtkTextBuffer *buffer, PsppireSyntaxWindow *window)
+{
+ gtk_statusbar_pop (GTK_STATUSBAR (window->sb), window->text_context);
+ undo_redo_update (window);
+}
+
static void
psppire_syntax_window_init (PsppireSyntaxWindow *window)
{
GtkWidget *menubar = get_widget_assert (xml, "menubar");
GtkWidget *sw = get_widget_assert (xml, "scrolledwindow8");
-
GtkWidget *text_view = get_widget_assert (xml, "syntax_text_view");
+ PsppireSyntaxWindowClass *class
+ = PSPPIRE_SYNTAX_WINDOW_CLASS (G_OBJECT_GET_CLASS (window));
+
GtkClipboard *clip_selection = gtk_widget_get_clipboard (GTK_WIDGET (window), GDK_SELECTION_CLIPBOARD);
GtkClipboard *clip_primary = gtk_widget_get_clipboard (GTK_WIDGET (window), GDK_SELECTION_PRIMARY);
+ window->print_settings = NULL;
+ window->undo_menuitem = get_action_assert (xml, "edit_undo");
+ window->redo_menuitem = get_action_assert (xml, "edit_redo");
+
+ if (class->lan)
+ window->buffer = gtk_source_buffer_new_with_language (class->lan);
+ else
+ window->buffer = gtk_source_buffer_new (NULL);
+
+ gtk_text_view_set_buffer (GTK_TEXT_VIEW (text_view), GTK_TEXT_BUFFER (window->buffer));
+
+ g_object_set (window->buffer,
+ "highlight-matching-brackets", TRUE,
+ NULL);
+
+ g_object_set (text_view,
+ "show-line-numbers", TRUE,
+ "show-line-marks", TRUE,
+ "auto-indent", TRUE,
+ "indent-width", 4,
+ "highlight-current-line", TRUE,
+ NULL);
+
+ window->encoding = NULL;
+
window->cliptext = NULL;
window->dispose_has_run = FALSE;
window->edit_cut = get_action_assert (xml, "edit_cut");
window->edit_paste = get_action_assert (xml, "edit_paste");
- window->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
+ window->buffer = GTK_SOURCE_BUFFER (gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view)));
window->sb = get_widget_assert (xml, "statusbar2");
window->text_context = gtk_statusbar_get_context_id (GTK_STATUSBAR (window->sb), "Text Context");
g_signal_connect (window->buffer, "modified-changed",
G_CALLBACK (on_modified_changed), window);
+ g_signal_connect_swapped (get_action_assert (xml, "file_print"), "activate",
+ G_CALLBACK (psppire_syntax_window_print), window);
+
+
+ g_signal_connect_swapped (window->undo_menuitem,
+ "activate",
+ G_CALLBACK (undo_last_edit),
+ window);
+
+ g_signal_connect_swapped (window->redo_menuitem,
+ "activate",
+ G_CALLBACK (redo_last_edit),
+ window);
+
+ undo_redo_update (window);
+
window->sel_handler = g_signal_connect_swapped (clip_primary, "owner-change",
G_CALLBACK (selection_changed), window);
g_signal_connect_swapped (get_action_assert (xml,"file_new_syntax"), "activate", G_CALLBACK (create_syntax_window), NULL);
-#if 0
g_signal_connect (get_action_assert (xml,"file_new_data"),
"activate",
G_CALLBACK (create_data_window),
window);
-#endif
+
+ g_signal_connect_swapped (get_action_assert (xml, "file_open"),
+ "activate",
+ G_CALLBACK (psppire_window_open),
+ window);
g_signal_connect_swapped (get_action_assert (xml, "file_save"),
"activate",
- G_CALLBACK (syntax_save),
+ G_CALLBACK (psppire_window_save),
window);
g_signal_connect_swapped (get_action_assert (xml, "file_save_as"),
"activate",
- G_CALLBACK (syntax_save_as),
+ G_CALLBACK (psppire_window_save_as),
window);
g_signal_connect (get_action_assert (xml,"file_quit"),
G_CALLBACK (psppire_window_minimise_all), NULL);
+
+
+
{
GtkUIManager *uim = GTK_UI_MANAGER (get_object_assert (xml, "uimanager1", GTK_TYPE_UI_MANAGER));
GtkWidget*
-psppire_syntax_window_new (void)
+psppire_syntax_window_new (const char *encoding)
{
return GTK_WIDGET (g_object_new (psppire_syntax_window_get_type (),
- /* TRANSLATORS: This will form a filename. Please avoid whitespace. */
- "filename", _("Syntax"),
"description", _("Syntax Editor"),
+ "encoding", encoding,
NULL));
}
g_free (fn);
- g_object_set (dialog, "icon-name", "psppicon", NULL);
+ g_object_set (dialog, "icon-name", "pspp", NULL);
gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
"%s", err->message);
gsize len_utf8 = -1;
GtkTextIter iter;
PsppireSyntaxWindow *sw = PSPPIRE_SYNTAX_WINDOW (window);
+ GtkTextBuffer *buffer = GTK_TEXT_BUFFER (sw->buffer);
+ gchar *encoding;
+ char *mime_type;
/* FIXME: What if it's a very big file ? */
if ( ! g_file_get_contents (filename, &text_locale, &len_locale, &err) )
return FALSE;
}
- text_utf8 = g_locale_to_utf8 (text_locale, len_locale, NULL, &len_utf8, &err);
-
+ /* Determine the file's encoding and update sw->encoding. (The ordering is
+ important here because encoding_guess_whole_file() often returns its
+ argument instead of a copy of it.) */
+ encoding = g_strdup (encoding_guess_whole_file (sw->encoding, text_locale,
+ len_locale));
+ g_free (sw->encoding);
+ sw->encoding = encoding;
+
+ text_utf8 = recode_substring_pool ("UTF-8", encoding,
+ ss_buffer (text_locale, len_locale),
+ NULL).string;
free (text_locale);
if ( text_utf8 == NULL )
return FALSE;
}
- gtk_text_buffer_get_iter_at_line (sw->buffer, &iter, 0);
+ gtk_text_buffer_get_iter_at_line (buffer, &iter, 0);
- gtk_text_buffer_insert (sw->buffer, &iter, text_utf8, len_utf8);
+ gtk_text_buffer_insert (buffer, &iter, text_utf8, len_utf8);
- gtk_text_buffer_set_modified (sw->buffer, FALSE);
+ gtk_text_buffer_set_modified (buffer, FALSE);
free (text_utf8);
+ mime_type = xasprintf ("text/x-spss-syntax; charset=%s", sw->encoding);
+ add_most_recent (filename, mime_type);
+ free (mime_type);
+
return TRUE;
}
psppire_syntax_window_iface_init (PsppireWindowIface *iface)
{
iface->save = syntax_save;
+ iface->pick_filename = syntax_pick_filename;
iface->load = syntax_load;
}
+
+\f
+
+static void
+undo_redo_update (PsppireSyntaxWindow *window)
+{
+ gtk_action_set_sensitive (window->undo_menuitem,
+ gtk_source_buffer_can_undo (window->buffer));
+
+ gtk_action_set_sensitive (window->redo_menuitem,
+ gtk_source_buffer_can_redo (window->buffer));
+}
+
+static void
+undo_last_edit (PsppireSyntaxWindow *window)
+{
+ gtk_source_buffer_undo (window->buffer);
+ undo_redo_update (window);
+}
+
+static void
+redo_last_edit (PsppireSyntaxWindow *window)
+{
+ gtk_source_buffer_redo (window->buffer);
+ undo_redo_update (window);
+}
+
+
+\f
+/* Printing related stuff */
+
+
+static void
+begin_print (GtkPrintOperation *operation,
+ GtkPrintContext *context,
+ PsppireSyntaxWindow *window)
+{
+ window->compositor =
+ gtk_source_print_compositor_new (window->buffer);
+}
+
+
+static void
+end_print (GtkPrintOperation *operation,
+ GtkPrintContext *context,
+ PsppireSyntaxWindow *window)
+{
+ g_object_unref (window->compositor);
+ window->compositor = NULL;
+}
+
+
+
+static gboolean
+paginate (GtkPrintOperation *operation,
+ GtkPrintContext *context,
+ PsppireSyntaxWindow *window)
+{
+ if (gtk_source_print_compositor_paginate (window->compositor, context))
+ {
+ gint n_pages = gtk_source_print_compositor_get_n_pages (window->compositor);
+ gtk_print_operation_set_n_pages (operation, n_pages);
+
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+draw_page (GtkPrintOperation *operation,
+ GtkPrintContext *context,
+ gint page_nr,
+ PsppireSyntaxWindow *window)
+{
+ gtk_source_print_compositor_draw_page (window->compositor,
+ context,
+ page_nr);
+}
+
+
+
+static void
+psppire_syntax_window_print (PsppireSyntaxWindow *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, "draw_page", G_CALLBACK (draw_page), window);
+ g_signal_connect (print, "paginate", G_CALLBACK (paginate), 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);
+}