1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2008 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 <gtk/gtksignal.h>
20 #include <gtk/gtkbox.h>
21 #include <glade/glade.h>
24 #include <libpspp/message.h>
28 #include "psppire-syntax-window.h"
30 #include "psppire-data-window.h"
32 #include "psppire-syntax-window.h"
33 #include "syntax-editor-source.h"
34 #include <language/lexer/lexer.h>
37 #define _(msgid) gettext (msgid)
38 #define N_(msgid) msgid
42 static void psppire_syntax_window_base_finalize (PsppireSyntaxWindowClass *, gpointer);
43 static void psppire_syntax_window_base_init (PsppireSyntaxWindowClass *class);
44 static void psppire_syntax_window_class_init (PsppireSyntaxWindowClass *class);
45 static void psppire_syntax_window_init (PsppireSyntaxWindow *syntax_editor);
49 psppire_syntax_window_get_type (void)
51 static GType psppire_syntax_window_type = 0;
53 if (!psppire_syntax_window_type)
55 static const GTypeInfo psppire_syntax_window_info =
57 sizeof (PsppireSyntaxWindowClass),
58 (GBaseInitFunc) psppire_syntax_window_base_init,
59 (GBaseFinalizeFunc) psppire_syntax_window_base_finalize,
60 (GClassInitFunc)psppire_syntax_window_class_init,
61 (GClassFinalizeFunc) NULL,
63 sizeof (PsppireSyntaxWindow),
65 (GInstanceInitFunc) psppire_syntax_window_init,
68 psppire_syntax_window_type =
69 g_type_register_static (PSPPIRE_WINDOW_TYPE, "PsppireSyntaxWindow",
70 &psppire_syntax_window_info, 0);
73 return psppire_syntax_window_type;
78 psppire_syntax_window_finalize (GObject *object)
80 GObjectClass *class = G_OBJECT_GET_CLASS (object);
82 GObjectClass *parent_class = g_type_class_peek_parent (class);
84 if (G_OBJECT_CLASS (parent_class)->finalize)
85 (*G_OBJECT_CLASS (parent_class)->finalize) (object);
90 psppire_syntax_window_class_init (PsppireSyntaxWindowClass *class)
96 psppire_syntax_window_base_init (PsppireSyntaxWindowClass *class)
98 GObjectClass *object_class = G_OBJECT_CLASS (class);
100 object_class->finalize = psppire_syntax_window_finalize;
106 psppire_syntax_window_base_finalize (PsppireSyntaxWindowClass *class,
113 editor_execute_syntax (const PsppireSyntaxWindow *se, GtkTextIter start,
116 execute_syntax (create_syntax_editor_source (se->buffer, start, stop));
120 /* Parse and execute all the text in the buffer */
122 on_run_all (GtkMenuItem *menuitem, gpointer user_data)
124 GtkTextIter begin, end;
125 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
127 gtk_text_buffer_get_iter_at_offset (se->buffer, &begin, 0);
128 gtk_text_buffer_get_iter_at_offset (se->buffer, &end, -1);
130 editor_execute_syntax (se, begin, end);
133 /* Parse and execute the currently selected text */
135 on_run_selection (GtkMenuItem *menuitem, gpointer user_data)
137 GtkTextIter begin, end;
138 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
140 if ( gtk_text_buffer_get_selection_bounds (se->buffer, &begin, &end) )
141 editor_execute_syntax (se, begin, end);
145 /* Parse and execute the from the current line, to the end of the
148 on_run_to_end (GtkMenuItem *menuitem, gpointer user_data)
150 GtkTextIter begin, end;
154 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
156 /* Get the current line */
157 gtk_text_buffer_get_iter_at_mark (se->buffer,
159 gtk_text_buffer_get_insert (se->buffer)
162 line = gtk_text_iter_get_line (&here) ;
164 /* Now set begin and end to the start of this line, and end of buffer
166 gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
167 gtk_text_buffer_get_iter_at_line (se->buffer, &end, -1);
169 editor_execute_syntax (se, begin, end);
174 /* Parse and execute the current line */
176 on_run_current_line (GtkMenuItem *menuitem, gpointer user_data)
178 GtkTextIter begin, end;
182 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
184 /* Get the current line */
185 gtk_text_buffer_get_iter_at_mark (se->buffer,
187 gtk_text_buffer_get_insert (se->buffer)
190 line = gtk_text_iter_get_line (&here) ;
192 /* Now set begin and end to the start of this line, and start of
193 following line respectively */
194 gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
195 gtk_text_buffer_get_iter_at_line (se->buffer, &end, line + 1);
197 editor_execute_syntax (se, begin, end);
202 /* Append ".sps" to FILENAME if necessary.
203 The returned result must be freed when no longer required.
206 append_suffix (const gchar *filename)
208 if ( ! g_str_has_suffix (filename, ".sps" ) &&
209 ! g_str_has_suffix (filename, ".SPS" ) )
211 return g_strdup_printf ("%s.sps", filename);
214 return strdup (filename);
218 Save BUFFER to the file called FILENAME.
219 If successful, clears the buffer's modified flag
222 save_editor_to_file (PsppireSyntaxWindow *se,
223 const gchar *filename,
226 GtkTextBuffer *buffer = se->buffer;
228 GtkTextIter start, stop;
235 suffixedname = append_suffix (filename);
237 glibfilename = g_filename_from_utf8 (suffixedname, -1, 0, 0, err);
239 g_free ( suffixedname);
241 if ( ! glibfilename )
244 gtk_text_buffer_get_iter_at_line (buffer, &start, 0);
245 gtk_text_buffer_get_iter_at_offset (buffer, &stop, -1);
247 text = gtk_text_buffer_get_text (buffer, &start, &stop, FALSE);
249 result = g_file_set_contents (glibfilename, text, -1, err);
253 psppire_window_set_filename (PSPPIRE_WINDOW (se), filename);
254 gtk_text_buffer_set_modified (buffer, FALSE);
260 /* If the buffer's modified flag is set, then save it, and close the window.
261 Otherwise just close the window.
264 save_if_modified (PsppireSyntaxWindow *se)
267 if ( TRUE == gtk_text_buffer_get_modified (se->buffer))
272 const gchar *filename = psppire_window_get_filename (PSPPIRE_WINDOW (se));
274 g_return_if_fail (filename != NULL);
277 gtk_message_dialog_new (GTK_WINDOW (se),
279 GTK_MESSAGE_QUESTION,
281 _("Save contents of syntax editor to %s?"),
284 gtk_dialog_add_button (GTK_DIALOG (dialog),
286 GTK_RESPONSE_ACCEPT);
287 gtk_dialog_add_button (GTK_DIALOG (dialog),
289 GTK_RESPONSE_REJECT);
290 gtk_dialog_add_button (GTK_DIALOG (dialog),
292 GTK_RESPONSE_CANCEL);
295 response = gtk_dialog_run (GTK_DIALOG (dialog));
297 gtk_widget_destroy (dialog);
299 if ( response == GTK_RESPONSE_ACCEPT )
303 if ( ! save_editor_to_file (se, filename, &err) )
305 msg (ME, err->message);
310 if ( response == GTK_RESPONSE_CANCEL )
314 gtk_widget_destroy (GTK_WIDGET (se));
317 /* Callback for the File->SaveAs menuitem */
319 on_syntax_save_as (GtkMenuItem *menuitem, gpointer user_data)
321 GtkFileFilter *filter;
324 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
327 gtk_file_chooser_dialog_new (_("Save Syntax"),
329 GTK_FILE_CHOOSER_ACTION_SAVE,
330 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
331 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
334 filter = gtk_file_filter_new ();
335 gtk_file_filter_set_name (filter, _("Syntax Files (*.sps) "));
336 gtk_file_filter_add_pattern (filter, "*.sps");
337 gtk_file_filter_add_pattern (filter, "*.SPS");
338 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
340 filter = gtk_file_filter_new ();
341 gtk_file_filter_set_name (filter, _("All Files"));
342 gtk_file_filter_add_pattern (filter, "*");
343 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
345 gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog),
347 response = gtk_dialog_run (GTK_DIALOG (dialog));
349 if ( response == GTK_RESPONSE_ACCEPT )
353 gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog) );
355 if ( ! save_editor_to_file (se, filename, &err) )
357 msg ( ME, err->message );
364 gtk_widget_destroy (dialog);
368 /* Callback for the File->Save menuitem */
370 on_syntax_save (GtkMenuItem *menuitem, gpointer user_data)
372 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
373 const gchar *filename = psppire_window_get_filename (PSPPIRE_WINDOW (se));
376 if ( filename == NULL )
377 on_syntax_save_as (menuitem, se);
381 save_editor_to_file (se, filename, &err);
384 msg (ME, err->message);
391 /* Callback for the File->Quit menuitem */
393 on_quit (GtkMenuItem *menuitem, gpointer user_data)
395 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
396 save_if_modified (se);
401 /* Callback for the "delete" action (clicking the x on the top right
402 hand corner of the window) */
404 on_delete (GtkWidget *w, GdkEvent *event, gpointer user_data)
406 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
408 save_if_modified (se);
414 create_syntax_window (void)
416 GtkWidget *w = psppire_syntax_window_new ();
420 /* Callback for the File->Open->Syntax menuitem */
422 open_syntax_window (GtkMenuItem *menuitem, gpointer parent)
424 GtkFileFilter *filter;
428 gtk_file_chooser_dialog_new (_("Open Syntax"),
430 GTK_FILE_CHOOSER_ACTION_OPEN,
431 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
432 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
435 filter = gtk_file_filter_new ();
436 gtk_file_filter_set_name (filter, _("Syntax Files (*.sps) "));
437 gtk_file_filter_add_pattern (filter, "*.sps");
438 gtk_file_filter_add_pattern (filter, "*.SPS");
439 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
441 filter = gtk_file_filter_new ();
442 gtk_file_filter_set_name (filter, _("All Files"));
443 gtk_file_filter_add_pattern (filter, "*");
444 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
446 response = gtk_dialog_run (GTK_DIALOG (dialog));
448 if (response == GTK_RESPONSE_ACCEPT)
450 const char *file_name = gtk_file_chooser_get_filename
451 (GTK_FILE_CHOOSER (dialog));
453 GtkWidget *se = psppire_syntax_window_new ();
455 if ( psppire_syntax_window_load_from_file (PSPPIRE_SYNTAX_WINDOW (se), file_name, NULL) )
456 #if RECENT_LISTS_AVAILABLE
458 GtkRecentManager *manager = gtk_recent_manager_get_default();
459 gchar *uri = g_filename_to_uri (file_name, NULL, NULL);
461 gtk_recent_manager_remove_item (manager, uri, NULL);
462 if ( ! gtk_recent_manager_add_item (manager, uri))
463 g_warning ("Could not add item %s to recent list\n",uri);
470 gtk_widget_show (se);
473 gtk_widget_destroy (dialog);
477 extern struct source_stream *the_source_stream ;
480 psppire_syntax_window_init (PsppireSyntaxWindow *window)
482 GladeXML *xml = XML_NEW ("syntax-editor.glade");
483 GtkWidget *box = gtk_vbox_new (FALSE, 0);
485 GtkWidget *menubar = get_widget_assert (xml, "menubar2");
486 GtkWidget *sw = get_widget_assert (xml, "scrolledwindow8");
487 GtkWidget *sb = get_widget_assert (xml, "statusbar2");
489 GtkWidget *text_view = get_widget_assert (xml, "syntax_text_view");
490 window->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
491 window->lexer = lex_create (the_source_stream);
495 gtk_container_add (GTK_CONTAINER (window), box);
497 g_object_ref (menubar);
498 gtk_widget_unparent (menubar);
501 gtk_widget_unparent (sw);
504 gtk_widget_unparent (sb);
507 gtk_box_pack_start (GTK_BOX (box), menubar, FALSE, TRUE, 0);
508 gtk_box_pack_start (GTK_BOX (box), sw, TRUE, TRUE, 0);
509 gtk_box_pack_start (GTK_BOX (box), sb, FALSE, TRUE, 0);
511 gtk_widget_show_all (box);
513 g_signal_connect (get_widget_assert (xml,"file_new_syntax"),
515 G_CALLBACK (create_syntax_window),
518 g_signal_connect (get_widget_assert (xml,"file_open_syntax"),
520 G_CALLBACK (open_syntax_window),
524 g_signal_connect (get_widget_assert (xml,"file_new_data"),
526 G_CALLBACK (create_data_window),
529 g_signal_connect (get_widget_assert (xml,"help_about"),
531 G_CALLBACK (about_new),
534 g_signal_connect (get_widget_assert (xml,"help_reference"),
536 G_CALLBACK (reference_manual),
539 g_signal_connect (get_widget_assert (xml, "file_save"),
541 G_CALLBACK (on_syntax_save),
544 g_signal_connect (get_widget_assert (xml, "file_save_as"),
546 G_CALLBACK (on_syntax_save_as),
549 g_signal_connect (get_widget_assert (xml,"file_quit"),
551 G_CALLBACK (on_quit),
554 g_signal_connect (get_widget_assert (xml,"run_all"),
556 G_CALLBACK (on_run_all),
560 g_signal_connect (get_widget_assert (xml,"run_selection"),
562 G_CALLBACK (on_run_selection),
565 g_signal_connect (get_widget_assert (xml,"run_current_line"),
567 G_CALLBACK (on_run_current_line),
570 g_signal_connect (get_widget_assert (xml,"run_to_end"),
572 G_CALLBACK (on_run_to_end),
575 g_signal_connect (get_widget_assert (xml,"windows_minimise_all"),
577 G_CALLBACK (psppire_window_minimise_all),
580 g_object_unref (xml);
582 g_signal_connect (window, "delete-event",
583 G_CALLBACK (on_delete), window);
588 psppire_syntax_window_new (void)
590 return GTK_WIDGET (g_object_new (psppire_syntax_window_get_type (),
591 "usage", PSPPIRE_WINDOW_USAGE_SYNTAX,
597 Loads the buffer from the file called FILENAME
600 psppire_syntax_window_load_from_file (PsppireSyntaxWindow *se,
601 const gchar *filename,
607 gchar *glibfilename = g_filename_from_utf8 (filename, -1, 0, 0, err);
609 if ( ! glibfilename )
612 /* FIXME: What if it's a very big file ? */
613 if ( ! g_file_get_contents (glibfilename, &text, NULL, err) )
615 g_free (glibfilename);
618 g_free (glibfilename);
620 gtk_text_buffer_get_iter_at_line (se->buffer, &iter, 0);
622 gtk_text_buffer_insert (se->buffer, &iter, text, -1);
624 psppire_window_set_filename (PSPPIRE_WINDOW (se), filename);
626 gtk_text_buffer_set_modified (se->buffer, FALSE);