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 */
156 selection_changed (PsppireSyntaxWindow *sw)
158 gboolean sel = gtk_text_buffer_get_has_selection (sw->buffer);
160 gtk_action_set_sensitive (sw->edit_copy, sel);
161 gtk_action_set_sensitive (sw->edit_cut, sel);
162 gtk_action_set_sensitive (sw->edit_delete, sel);
165 /* The callback which runs when something request clipboard data */
167 clipboard_get_cb (GtkClipboard *clipboard,
168 GtkSelectionData *selection_data,
172 PsppireSyntaxWindow *sw = data;
173 g_assert (info == SELECT_FMT_TEXT);
175 gtk_selection_data_set (selection_data, selection_data->target,
177 (const guchar *) sw->cliptext, strlen (sw->cliptext));
182 clipboard_clear_cb (GtkClipboard *clipboard,
185 PsppireSyntaxWindow *sw = data;
186 g_free (sw->cliptext);
191 static const GtkTargetEntry targets[] = {
192 { "UTF8_STRING", 0, SELECT_FMT_TEXT },
193 { "STRING", 0, SELECT_FMT_TEXT },
194 { "TEXT", 0, SELECT_FMT_TEXT },
195 { "COMPOUND_TEXT", 0, SELECT_FMT_TEXT },
196 { "text/plain;charset=utf-8", 0, SELECT_FMT_TEXT },
197 { "text/plain", 0, SELECT_FMT_TEXT },
202 Store a clip containing the currently selected text.
203 Returns true iff something was set.
204 As a side effect, begin and end will be set to indicate
205 the limits of the selected text.
208 set_clip (PsppireSyntaxWindow *sw, GtkTextIter *begin, GtkTextIter *end)
210 GtkClipboard *clipboard ;
212 if ( ! gtk_text_buffer_get_selection_bounds (sw->buffer, begin, end) )
215 g_free (sw->cliptext);
216 sw->cliptext = gtk_text_buffer_get_text (sw->buffer, begin, end, FALSE);
219 gtk_widget_get_clipboard (GTK_WIDGET (sw), GDK_SELECTION_CLIPBOARD);
221 if (!gtk_clipboard_set_with_owner (clipboard, targets,
222 G_N_ELEMENTS (targets),
223 clipboard_get_cb, clipboard_clear_cb,
225 clipboard_clear_cb (clipboard, sw);
231 on_edit_cut (PsppireSyntaxWindow *sw)
233 GtkTextIter begin, end;
235 if ( set_clip (sw, &begin, &end))
236 gtk_text_buffer_delete (sw->buffer, &begin, &end);
240 on_edit_copy (PsppireSyntaxWindow *sw)
242 GtkTextIter begin, end;
244 set_clip (sw, &begin, &end);
249 /* Parse and execute all the text in the buffer */
251 on_run_all (GtkMenuItem *menuitem, gpointer user_data)
253 GtkTextIter begin, end;
254 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
256 gtk_text_buffer_get_iter_at_offset (se->buffer, &begin, 0);
257 gtk_text_buffer_get_iter_at_offset (se->buffer, &end, -1);
259 editor_execute_syntax (se, begin, end);
262 /* Parse and execute the currently selected text */
264 on_run_selection (GtkMenuItem *menuitem, gpointer user_data)
266 GtkTextIter begin, end;
267 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
269 if ( gtk_text_buffer_get_selection_bounds (se->buffer, &begin, &end) )
270 editor_execute_syntax (se, begin, end);
274 /* Parse and execute the from the current line, to the end of the
277 on_run_to_end (GtkMenuItem *menuitem, gpointer user_data)
279 GtkTextIter begin, end;
283 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
285 /* Get the current line */
286 gtk_text_buffer_get_iter_at_mark (se->buffer,
288 gtk_text_buffer_get_insert (se->buffer)
291 line = gtk_text_iter_get_line (&here) ;
293 /* Now set begin and end to the start of this line, and end of buffer
295 gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
296 gtk_text_buffer_get_iter_at_line (se->buffer, &end, -1);
298 editor_execute_syntax (se, begin, end);
303 /* Parse and execute the current line */
305 on_run_current_line (GtkMenuItem *menuitem, gpointer user_data)
307 GtkTextIter begin, end;
311 PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data);
313 /* Get the current line */
314 gtk_text_buffer_get_iter_at_mark (se->buffer,
316 gtk_text_buffer_get_insert (se->buffer)
319 line = gtk_text_iter_get_line (&here) ;
321 /* Now set begin and end to the start of this line, and start of
322 following line respectively */
323 gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line);
324 gtk_text_buffer_get_iter_at_line (se->buffer, &end, line + 1);
326 editor_execute_syntax (se, begin, end);
331 /* Append ".sps" to FILENAME if necessary.
332 The returned result must be freed when no longer required.
335 append_suffix (const gchar *filename)
337 if ( ! g_str_has_suffix (filename, ".sps" ) &&
338 ! g_str_has_suffix (filename, ".SPS" ) )
340 return g_strdup_printf ("%s.sps", filename);
343 return xstrdup (filename);
347 Save BUFFER to the file called FILENAME.
348 FILENAME must be encoded in Glib filename encoding.
349 If successful, clears the buffer's modified flag.
352 save_editor_to_file (PsppireSyntaxWindow *se,
353 const gchar *filename,
356 GtkTextBuffer *buffer = se->buffer;
358 GtkTextIter start, stop;
364 suffixedname = append_suffix (filename);
366 gtk_text_buffer_get_iter_at_line (buffer, &start, 0);
367 gtk_text_buffer_get_iter_at_offset (buffer, &stop, -1);
369 text = gtk_text_buffer_get_text (buffer, &start, &stop, FALSE);
371 result = g_file_set_contents (suffixedname, text, -1, err);
373 g_free (suffixedname);
377 char *fn = g_filename_display_name (filename);
378 gchar *msg = g_strdup_printf (_("Saved file \"%s\""), fn);
380 gtk_statusbar_push (GTK_STATUSBAR (se->sb), se->text_context, msg);
381 gtk_text_buffer_set_modified (buffer, FALSE);
389 /* Callback for the File->SaveAs menuitem */
391 syntax_save_as (PsppireWindow *se)
393 GtkFileFilter *filter;
397 gtk_file_chooser_dialog_new (_("Save Syntax"),
399 GTK_FILE_CHOOSER_ACTION_SAVE,
400 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
401 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
404 filter = gtk_file_filter_new ();
405 gtk_file_filter_set_name (filter, _("Syntax Files (*.sps) "));
406 gtk_file_filter_add_pattern (filter, "*.sps");
407 gtk_file_filter_add_pattern (filter, "*.SPS");
408 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
410 filter = gtk_file_filter_new ();
411 gtk_file_filter_set_name (filter, _("All Files"));
412 gtk_file_filter_add_pattern (filter, "*");
413 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (dialog), filter);
415 gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog),
417 response = gtk_dialog_run (GTK_DIALOG (dialog));
419 if ( response == GTK_RESPONSE_ACCEPT )
423 gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog) );
425 if ( ! save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err) )
427 msg ( ME, "%s", err->message );
434 gtk_widget_destroy (dialog);
438 /* Callback for the File->Save menuitem */
440 syntax_save (PsppireWindow *se)
442 const gchar *filename = psppire_window_get_filename (se);
444 if ( filename == NULL )
449 save_editor_to_file (PSPPIRE_SYNTAX_WINDOW (se), filename, &err);
452 msg (ME, "%s", err->message);
459 /* Callback for the File->Quit menuitem */
461 on_quit (GtkMenuItem *menuitem, gpointer user_data)
470 create_syntax_window (void)
472 GtkWidget *w = psppire_syntax_window_new ();
477 open_syntax_window (const char *file_name)
479 GtkWidget *se = psppire_syntax_window_new ();
481 if ( psppire_window_load (PSPPIRE_WINDOW (se), file_name) )
482 gtk_widget_show (se);
484 gtk_widget_destroy (se);
488 on_text_changed (GtkTextBuffer *buffer, PsppireSyntaxWindow *window)
490 gtk_statusbar_pop (GTK_STATUSBAR (window->sb), window->text_context);
494 on_modified_changed (GtkTextBuffer *buffer, PsppireWindow *window)
496 if (gtk_text_buffer_get_modified (buffer))
497 psppire_window_set_unsaved (window);
500 extern struct source_stream *the_source_stream ;
503 psppire_syntax_window_init (PsppireSyntaxWindow *window)
505 GtkBuilder *xml = builder_new ("syntax-editor.ui");
506 GtkWidget *box = gtk_vbox_new (FALSE, 0);
508 GtkWidget *menubar = get_widget_assert (xml, "menubar");
509 GtkWidget *sw = get_widget_assert (xml, "scrolledwindow8");
512 GtkWidget *text_view = get_widget_assert (xml, "syntax_text_view");
515 GtkClipboard *clipboard =
516 gtk_widget_get_clipboard (GTK_WIDGET (window), GDK_SELECTION_PRIMARY);
518 g_signal_connect_swapped (clipboard, "owner-change", G_CALLBACK (selection_changed), window);
520 window->cliptext = NULL;
522 window->edit_delete = get_action_assert (xml, "edit_delete");
523 window->edit_copy = get_action_assert (xml, "edit_copy");
524 window->edit_cut = get_action_assert (xml, "edit_cut");
526 window->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
527 window->lexer = lex_create (the_source_stream);
529 window->sb = get_widget_assert (xml, "statusbar2");
530 window->text_context = gtk_statusbar_get_context_id (GTK_STATUSBAR (window->sb), "Text Context");
532 g_signal_connect (window->buffer, "changed", G_CALLBACK (on_text_changed), window);
534 g_signal_connect (window->buffer, "modified-changed",
535 G_CALLBACK (on_modified_changed), window);
539 gtk_container_add (GTK_CONTAINER (window), box);
541 g_object_ref (menubar);
545 g_object_ref (window->sb);
548 gtk_box_pack_start (GTK_BOX (box), menubar, FALSE, TRUE, 0);
549 gtk_box_pack_start (GTK_BOX (box), sw, TRUE, TRUE, 0);
550 gtk_box_pack_start (GTK_BOX (box), window->sb, FALSE, TRUE, 0);
552 gtk_widget_show_all (box);
554 g_signal_connect_swapped (get_action_assert (xml,"file_new_syntax"), "activate", G_CALLBACK (create_syntax_window), NULL);
557 g_signal_connect (get_action_assert (xml,"file_new_data"),
559 G_CALLBACK (create_data_window),
563 g_signal_connect_swapped (get_action_assert (xml, "file_save"),
565 G_CALLBACK (syntax_save),
568 g_signal_connect_swapped (get_action_assert (xml, "file_save_as"),
570 G_CALLBACK (syntax_save_as),
573 g_signal_connect (get_action_assert (xml,"file_quit"),
575 G_CALLBACK (on_quit),
578 g_signal_connect_swapped (window->edit_delete,
580 G_CALLBACK (on_edit_delete),
583 g_signal_connect_swapped (window->edit_copy,
585 G_CALLBACK (on_edit_copy),
588 g_signal_connect_swapped (window->edit_cut,
590 G_CALLBACK (on_edit_cut),
593 g_signal_connect (get_action_assert (xml,"run_all"),
595 G_CALLBACK (on_run_all),
598 g_signal_connect (get_action_assert (xml,"run_selection"),
600 G_CALLBACK (on_run_selection),
603 g_signal_connect (get_action_assert (xml,"run_current_line"),
605 G_CALLBACK (on_run_current_line),
608 g_signal_connect (get_action_assert (xml,"run_to_end"),
610 G_CALLBACK (on_run_to_end),
613 g_signal_connect (get_action_assert (xml,"windows_minimise_all"),
615 G_CALLBACK (psppire_window_minimise_all), NULL);
619 GtkUIManager *uim = GTK_UI_MANAGER (get_object_assert (xml, "uimanager1", GTK_TYPE_UI_MANAGER));
621 merge_help_menu (uim);
623 PSPPIRE_WINDOW (window)->menu =
624 GTK_MENU_SHELL (gtk_ui_manager_get_widget (uim,"/ui/menubar/windows/windows_minimise_all")->parent);
627 g_object_unref (xml);
635 psppire_syntax_window_new (void)
637 return GTK_WIDGET (g_object_new (psppire_syntax_window_get_type (),
638 "filename", "Syntax",
639 "description", _("Syntax Editor"),
644 error_dialog (GtkWindow *w, const gchar *filename, GError *err)
646 gchar *fn = g_filename_display_basename (filename);
649 gtk_message_dialog_new (w,
650 GTK_DIALOG_DESTROY_WITH_PARENT,
653 _("Cannot load syntax file '%s'"),
658 g_object_set (dialog, "icon-name", "psppicon", NULL);
660 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
663 gtk_dialog_run (GTK_DIALOG (dialog));
665 gtk_widget_destroy (dialog);
669 Loads the buffer from the file called FILENAME
672 syntax_load (PsppireWindow *window, const gchar *filename)
675 gchar *text_locale = NULL;
676 gchar *text_utf8 = NULL;
677 gsize len_locale = -1;
680 PsppireSyntaxWindow *sw = PSPPIRE_SYNTAX_WINDOW (window);
682 /* FIXME: What if it's a very big file ? */
683 if ( ! g_file_get_contents (filename, &text_locale, &len_locale, &err) )
685 error_dialog (GTK_WINDOW (window), filename, err);
686 g_clear_error (&err);
690 text_utf8 = g_locale_to_utf8 (text_locale, len_locale, NULL, &len_utf8, &err);
694 if ( text_utf8 == NULL )
696 error_dialog (GTK_WINDOW (window), filename, err);
697 g_clear_error (&err);
701 gtk_text_buffer_get_iter_at_line (sw->buffer, &iter, 0);
703 gtk_text_buffer_insert (sw->buffer, &iter, text_utf8, len_utf8);
705 gtk_text_buffer_set_modified (sw->buffer, FALSE);
715 psppire_syntax_window_iface_init (PsppireWindowIface *iface)
717 iface->save = syntax_save;
718 iface->load = syntax_load;