1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2008, 2009, 2010 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>
24 #include <libpspp/message.h>
28 #include "psppire-syntax-window.h"
30 #include "psppire-data-window.h"
31 #include "psppire-window-register.h"
33 #include "help-menu.h"
34 #include "psppire-syntax-window.h"
35 #include "syntax-editor-source.h"
36 #include <language/lexer/lexer.h>
41 #define _(msgid) gettext (msgid)
42 #define N_(msgid) msgid
44 static void psppire_syntax_window_base_finalize (PsppireSyntaxWindowClass *, gpointer);
45 static void psppire_syntax_window_base_init (PsppireSyntaxWindowClass *class);
46 static void psppire_syntax_window_class_init (PsppireSyntaxWindowClass *class);
47 static void psppire_syntax_window_init (PsppireSyntaxWindow *syntax_editor);
50 static void psppire_syntax_window_iface_init (PsppireWindowIface *iface);
54 psppire_syntax_window_get_type (void)
56 static GType psppire_syntax_window_type = 0;
58 if (!psppire_syntax_window_type)
60 static const GTypeInfo psppire_syntax_window_info =
62 sizeof (PsppireSyntaxWindowClass),
63 (GBaseInitFunc) psppire_syntax_window_base_init,
64 (GBaseFinalizeFunc) psppire_syntax_window_base_finalize,
65 (GClassInitFunc)psppire_syntax_window_class_init,
66 (GClassFinalizeFunc) NULL,
68 sizeof (PsppireSyntaxWindow),
70 (GInstanceInitFunc) psppire_syntax_window_init,
73 static const GInterfaceInfo window_interface_info =
75 (GInterfaceInitFunc) psppire_syntax_window_iface_init,
80 psppire_syntax_window_type =
81 g_type_register_static (PSPPIRE_TYPE_WINDOW, "PsppireSyntaxWindow",
82 &psppire_syntax_window_info, 0);
84 g_type_add_interface_static (psppire_syntax_window_type,
85 PSPPIRE_TYPE_WINDOW_MODEL,
86 &window_interface_info);
89 return psppire_syntax_window_type;
92 static GObjectClass *parent_class ;
95 psppire_syntax_window_finalize (GObject *object)
97 if (G_OBJECT_CLASS (parent_class)->finalize)
98 (*G_OBJECT_CLASS (parent_class)->finalize) (object);
103 psppire_syntax_window_class_init (PsppireSyntaxWindowClass *class)
105 parent_class = g_type_class_peek_parent (class);
110 psppire_syntax_window_base_init (PsppireSyntaxWindowClass *class)
112 GObjectClass *object_class = G_OBJECT_CLASS (class);
114 object_class->finalize = psppire_syntax_window_finalize;
120 psppire_syntax_window_base_finalize (PsppireSyntaxWindowClass *class,
127 editor_execute_syntax (const PsppireSyntaxWindow *sw, GtkTextIter start,
130 PsppireWindow *win = PSPPIRE_WINDOW (sw);
131 const gchar *name = psppire_window_get_filename (win);
132 execute_syntax (create_syntax_editor_source (sw->buffer, start, stop, name));
138 /* Delete the currently selected text */
140 on_edit_delete (PsppireSyntaxWindow *sw)
142 GtkTextIter begin, end;
144 if ( gtk_text_buffer_get_selection_bounds (sw->buffer, &begin, &end) )
145 gtk_text_buffer_delete (sw->buffer, &begin, &end);
148 /* The syntax editor's clipboard deals only with text */
155 /* The callback which runs when something request clipboard data */
157 clipboard_get_cb (GtkClipboard *clipboard,
158 GtkSelectionData *selection_data,
162 PsppireSyntaxWindow *sw = data;
163 g_assert (info == SELECT_FMT_TEXT);
165 gtk_selection_data_set (selection_data, selection_data->target,
167 (const guchar *) sw->cliptext, strlen (sw->cliptext));
172 clipboard_clear_cb (GtkClipboard *clipboard,
175 PsppireSyntaxWindow *sw = data;
176 g_free (sw->cliptext);
181 static const GtkTargetEntry targets[] = {
182 { "UTF8_STRING", 0, SELECT_FMT_TEXT },
183 { "STRING", 0, SELECT_FMT_TEXT },
184 { "TEXT", 0, SELECT_FMT_TEXT },
185 { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT },
186 { "text/plain;charset=utf-8", 0, SELECT_FMT_TEXT },
187 { "text/plain", 0, SELECT_FMT_TEXT },
192 Store a clip containing the currently selected text.
193 Returns true iff something was set.
194 As a side effect, begin and end will be set to indicate
195 the limits of the selected text.
198 set_clip (PsppireSyntaxWindow *sw, GtkTextIter *begin, GtkTextIter *end)
200 GtkClipboard *clipboard ;
202 if ( ! gtk_text_buffer_get_selection_bounds (sw->buffer, begin, end) )
205 g_free (sw->cliptext);
206 sw->cliptext = gtk_text_buffer_get_text (sw->buffer, begin, end, FALSE);
209 gtk_widget_get_clipboard (GTK_WIDGET (sw), GDK_SELECTION_CLIPBOARD);
211 if (!gtk_clipboard_set_with_owner (clipboard, targets,
212 G_N_ELEMENTS (targets),
213 clipboard_get_cb, clipboard_clear_cb,
215 clipboard_clear_cb (clipboard, sw);
221 on_edit_cut (PsppireSyntaxWindow *sw)
223 GtkTextIter begin, end;
225 if ( set_clip (sw, &begin, &end))
226 gtk_text_buffer_delete (sw->buffer, &begin, &end);
230 on_edit_copy (PsppireSyntaxWindow *sw)
232 GtkTextIter begin, end;
234 if ( ! set_clip (sw, &begin, &end))
240 /* Parse and execute all the text in the buffer */
242 on_run_all (GtkMenuItem *menuitem, gpointer user_data)
244 GtkTextIter begin, end;
245 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
247 gtk_text_buffer_get_iter_at_offset (se->buffer, &begin, 0);
248 gtk_text_buffer_get_iter_at_offset (se->buffer, &end, -1);
250 editor_execute_syntax (se, begin, end);
253 /* Parse and execute the currently selected text */
255 on_run_selection (GtkMenuItem *menuitem, gpointer user_data)
257 GtkTextIter begin, end;
258 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
260 if ( gtk_text_buffer_get_selection_bounds (se->buffer, &begin, &end) )
261 editor_execute_syntax (se, begin, end);
265 /* Parse and execute the from the current line, to the end of the
268 on_run_to_end (GtkMenuItem *menuitem, gpointer user_data)
270 GtkTextIter begin, end;
274 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
276 /* Get the current line */
277 gtk_text_buffer_get_iter_at_mark (se->buffer,
279 gtk_text_buffer_get_insert (se->buffer)
282 line = gtk_text_iter_get_line (&here) ;
284 /* Now set begin and end to the start of this line, and end of buffer
286 gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
287 gtk_text_buffer_get_iter_at_line (se->buffer, &end, -1);
289 editor_execute_syntax (se, begin, end);
294 /* Parse and execute the current line */
296 on_run_current_line (GtkMenuItem *menuitem, gpointer user_data)
298 GtkTextIter begin, end;
302 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
304 /* Get the current line */
305 gtk_text_buffer_get_iter_at_mark (se->buffer,
307 gtk_text_buffer_get_insert (se->buffer)
310 line = gtk_text_iter_get_line (&here) ;
312 /* Now set begin and end to the start of this line, and start of
313 following line respectively */
314 gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
315 gtk_text_buffer_get_iter_at_line (se->buffer, &end, line + 1);
317 editor_execute_syntax (se, begin, end);
322 /* Append ".sps" to FILENAME if necessary.
323 The returned result must be freed when no longer required.
326 append_suffix (const gchar *filename)
328 if ( ! g_str_has_suffix (filename, ".sps" ) &&
329 ! g_str_has_suffix (filename, ".SPS" ) )
331 return g_strdup_printf ("%s.sps", filename);
334 return xstrdup (filename);
338 Save BUFFER to the file called FILENAME.
339 FILENAME must be encoded in Glib filename encoding.
340 If successful, clears the buffer's modified flag.
343 save_editor_to_file (PsppireSyntaxWindow *se,
344 const gchar *filename,
347 GtkTextBuffer *buffer = se->buffer;
349 GtkTextIter start, stop;
355 suffixedname = append_suffix (filename);
357 gtk_text_buffer_get_iter_at_line (buffer, &start, 0);
358 gtk_text_buffer_get_iter_at_offset (buffer, &stop, -1);
360 text = gtk_text_buffer_get_text (buffer, &start, &stop, FALSE);
362 result = g_file_set_contents (suffixedname, text, -1, err);
364 g_free (suffixedname);
368 char *fn = g_filename_display_name (filename);
369 gchar *msg = g_strdup_printf (_("Saved file \"%s\""), fn);
371 gtk_statusbar_push (GTK_STATUSBAR (se->sb), se->text_context, msg);
372 gtk_text_buffer_set_modified (buffer, FALSE);
380 /* Callback for the File->SaveAs menuitem */
382 syntax_save_as (PsppireWindow *se)
384 GtkFileFilter *filter;
388 gtk_file_chooser_dialog_new (_("Save Syntax"),
390 GTK_FILE_CHOOSER_ACTION_SAVE,
391 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
392 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
395 filter = gtk_file_filter_new ();
396 gtk_file_filter_set_name (filter, _("Syntax Files (*.sps) "));
397 gtk_file_filter_add_pattern (filter, "*.sps");
398 gtk_file_filter_add_pattern (filter, "*.SPS");
399 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
401 filter = gtk_file_filter_new ();
402 gtk_file_filter_set_name (filter, _("All Files"));
403 gtk_file_filter_add_pattern (filter, "*");
404 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
406 gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog),
408 response = gtk_dialog_run (GTK_DIALOG (dialog));
410 if ( response == GTK_RESPONSE_ACCEPT )
414 gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog) );
416 if ( ! save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err) )
418 msg ( ME, "%s", err->message );
425 gtk_widget_destroy (dialog);
429 /* Callback for the File->Save menuitem */
431 syntax_save (PsppireWindow *se)
433 const gchar *filename = psppire_window_get_filename (se);
435 if ( filename == NULL )
440 save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err);
443 msg (ME, "%s", err->message);
450 /* Callback for the File->Quit menuitem */
452 on_quit (GtkMenuItem *menuitem, gpointer user_data)
461 create_syntax_window (void)
463 GtkWidget *w = psppire_syntax_window_new ();
468 open_syntax_window (const char *file_name)
470 GtkWidget *se = psppire_syntax_window_new ();
472 if ( psppire_window_load (PSPPIRE_WINDOW (se), file_name) )
473 gtk_widget_show (se);
475 gtk_widget_destroy (se);
479 on_text_changed (GtkTextBuffer *buffer, PsppireSyntaxWindow *window)
481 gtk_statusbar_pop (GTK_STATUSBAR (window->sb), window->text_context);
485 on_modified_changed (GtkTextBuffer *buffer, PsppireWindow *window)
487 if (gtk_text_buffer_get_modified (buffer))
488 psppire_window_set_unsaved (window);
491 extern struct source_stream *the_source_stream ;
494 psppire_syntax_window_init (PsppireSyntaxWindow *window)
496 GtkBuilder *xml = builder_new ("syntax-editor.ui");
497 GtkWidget *box = gtk_vbox_new (FALSE, 0);
499 GtkWidget *menubar = get_widget_assert (xml, "menubar");
500 GtkWidget *sw = get_widget_assert (xml, "scrolledwindow8");
503 GtkWidget *text_view = get_widget_assert (xml, "syntax_text_view");
505 window->cliptext = NULL;
507 window->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
508 window->lexer = lex_create (the_source_stream);
510 window->sb = get_widget_assert (xml, "statusbar2");
511 window->text_context = gtk_statusbar_get_context_id (GTK_STATUSBAR (window->sb), "Text Context");
513 g_signal_connect (window->buffer, "changed", G_CALLBACK (on_text_changed), window);
515 g_signal_connect (window->buffer, "modified-changed",
516 G_CALLBACK (on_modified_changed), window);
520 gtk_container_add (GTK_CONTAINER (window), box);
522 g_object_ref (menubar);
526 g_object_ref (window->sb);
529 gtk_box_pack_start (GTK_BOX (box), menubar, FALSE, TRUE, 0);
530 gtk_box_pack_start (GTK_BOX (box), sw, TRUE, TRUE, 0);
531 gtk_box_pack_start (GTK_BOX (box), window->sb, FALSE, TRUE, 0);
533 gtk_widget_show_all (box);
535 g_signal_connect_swapped (get_action_assert (xml,"file_new_syntax"), "activate", G_CALLBACK (create_syntax_window), NULL);
538 g_signal_connect (get_action_assert (xml,"file_new_data"),
540 G_CALLBACK (create_data_window),
544 g_signal_connect_swapped (get_action_assert (xml, "file_save"),
546 G_CALLBACK (syntax_save),
549 g_signal_connect_swapped (get_action_assert (xml, "file_save_as"),
551 G_CALLBACK (syntax_save_as),
554 g_signal_connect (get_action_assert (xml,"file_quit"),
556 G_CALLBACK (on_quit),
560 g_signal_connect_swapped (get_action_assert (xml, "edit_delete"),
562 G_CALLBACK (on_edit_delete),
565 g_signal_connect_swapped (get_action_assert (xml, "edit_copy"),
567 G_CALLBACK (on_edit_copy),
570 g_signal_connect_swapped (get_action_assert (xml, "edit_cut"),
572 G_CALLBACK (on_edit_cut),
575 g_signal_connect (get_action_assert (xml,"run_all"),
577 G_CALLBACK (on_run_all),
581 g_signal_connect (get_action_assert (xml,"run_selection"),
583 G_CALLBACK (on_run_selection),
586 g_signal_connect (get_action_assert (xml,"run_current_line"),
588 G_CALLBACK (on_run_current_line),
591 g_signal_connect (get_action_assert (xml,"run_to_end"),
593 G_CALLBACK (on_run_to_end),
596 g_signal_connect (get_action_assert (xml,"windows_minimise_all"),
598 G_CALLBACK (psppire_window_minimise_all), NULL);
602 GtkUIManager *uim = GTK_UI_MANAGER (get_object_assert (xml, "uimanager1", GTK_TYPE_UI_MANAGER));
604 merge_help_menu (uim);
606 PSPPIRE_WINDOW (window)->menu =
607 GTK_MENU_SHELL (gtk_ui_manager_get_widget (uim,"/ui/menubar/windows/windows_minimise_all")->parent);
610 g_object_unref (xml);
615 psppire_syntax_window_new (void)
617 return GTK_WIDGET (g_object_new (psppire_syntax_window_get_type (),
618 "filename", "Syntax",
619 "description", _("Syntax Editor"),
624 error_dialog (GtkWindow *w, const gchar *filename, GError *err)
626 gchar *fn = g_filename_display_basename (filename);
629 gtk_message_dialog_new (w,
630 GTK_DIALOG_DESTROY_WITH_PARENT,
633 _("Cannot load syntax file '%s'"),
638 g_object_set (dialog, "icon-name", "psppicon", NULL);
640 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
643 gtk_dialog_run (GTK_DIALOG (dialog));
645 gtk_widget_destroy (dialog);
649 Loads the buffer from the file called FILENAME
652 syntax_load (PsppireWindow *window, const gchar *filename)
655 gchar *text_locale = NULL;
656 gchar *text_utf8 = NULL;
657 gsize len_locale = -1;
660 PsppireSyntaxWindow *sw = PSPPIRE_SYNTAX_WINDOW (window);
662 /* FIXME: What if it's a very big file ? */
663 if ( ! g_file_get_contents (filename, &text_locale, &len_locale, &err) )
665 error_dialog (GTK_WINDOW (window), filename, err);
666 g_clear_error (&err);
670 text_utf8 = g_locale_to_utf8 (text_locale, len_locale, NULL, &len_utf8, &err);
674 if ( text_utf8 == NULL )
676 error_dialog (GTK_WINDOW (window), filename, err);
677 g_clear_error (&err);
681 gtk_text_buffer_get_iter_at_line (sw->buffer, &iter, 0);
683 gtk_text_buffer_insert (sw->buffer, &iter, text_utf8, len_utf8);
685 gtk_text_buffer_set_modified (sw->buffer, FALSE);
695 psppire_syntax_window_iface_init (PsppireWindowIface *iface)
697 iface->save = syntax_save;
698 iface->load = syntax_load;