1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2009 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/gtkstock.h>
20 #include <gtk/gtkmessagedialog.h>
21 #include <gtk/gtksignal.h>
22 #include <gtk/gtkwindow.h>
23 #include <gtk/gtkcheckmenuitem.h>
28 #define _(msgid) gettext (msgid)
29 #define N_(msgid) msgid
31 #include "psppire-window.h"
32 #include "psppire-window-register.h"
34 static void psppire_window_base_finalize (PsppireWindowClass *, gpointer);
35 static void psppire_window_base_init (PsppireWindowClass *class);
36 static void psppire_window_class_init (PsppireWindowClass *class);
37 static void psppire_window_init (PsppireWindow *window);
40 static PsppireWindowClass *the_class;
41 static GObjectClass *parent_class;
44 psppire_window_get_type (void)
46 static GType psppire_window_type = 0;
48 if (!psppire_window_type)
50 static const GTypeInfo psppire_window_info =
52 sizeof (PsppireWindowClass),
53 (GBaseInitFunc) psppire_window_base_init,
54 (GBaseFinalizeFunc) psppire_window_base_finalize,
55 (GClassInitFunc) psppire_window_class_init,
56 (GClassFinalizeFunc) NULL,
58 sizeof (PsppireWindow),
60 (GInstanceInitFunc) psppire_window_init,
64 g_type_register_static (GTK_TYPE_WINDOW, "PsppireWindow",
65 &psppire_window_info, G_TYPE_FLAG_ABSTRACT);
68 return psppire_window_type;
82 uniquify (const gchar *str, int *x)
84 return g_strdup_printf ("%s%d", str, (*x)++);
87 static gchar mdash[6] = {0,0,0,0,0,0};
90 psppire_window_set_title (PsppireWindow *window)
92 GString *title = g_string_sized_new (80);
94 g_string_printf (title, _("%s %s PSPPIRE %s"),
95 window->basename ? window->basename : "",
96 mdash, window->description);
99 g_string_prepend_c (title, '*');
101 gtk_window_set_title (GTK_WINDOW (window), title->str);
103 g_string_free (title, TRUE);
107 psppire_window_set_property (GObject *object,
112 PsppireWindow *window = PSPPIRE_WINDOW (object);
116 case PROP_DESCRIPTION:
117 window->description = g_value_dup_string (value);
118 psppire_window_set_title (window);
122 PsppireWindowRegister *reg = psppire_window_register_new ();
124 gchar *candidate_name ;
127 const gchar *name = g_value_get_string (value);
130 g_value_init (&def, pspec->value_type);
134 g_param_value_set_default (pspec, &def);
135 name = g_value_get_string (&def);
138 candidate_name = strdup (name);
140 while ( psppire_window_register_lookup (reg, candidate_name))
142 free (candidate_name);
143 candidate_name = uniquify (name, &x);
146 window->basename = g_path_get_basename (candidate_name);
148 g_value_unset (&def);
151 psppire_window_set_title (window);
154 psppire_window_register_remove (reg, window->name);
157 window->name = candidate_name;
159 psppire_window_register_insert (reg, window, window->name);
163 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
170 psppire_window_get_property (GObject *object,
175 PsppireWindow *window = PSPPIRE_WINDOW (object);
180 g_value_set_string (value, window->name);
182 case PROP_DESCRIPTION:
183 g_value_set_string (value, window->description);
186 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
194 psppire_window_finalize (GObject *object)
196 PsppireWindow *window = PSPPIRE_WINDOW (object);
198 PsppireWindowRegister *reg = psppire_window_register_new ();
200 psppire_window_register_remove (reg, window->name);
202 free (window->description);
204 g_signal_handler_disconnect (psppire_window_register_new (),
205 window->remove_handler);
207 g_signal_handler_disconnect (psppire_window_register_new (),
208 window->insert_handler);
210 g_hash_table_destroy (window->menuitem_table);
212 if (G_OBJECT_CLASS (parent_class)->finalize)
213 G_OBJECT_CLASS (parent_class)->finalize (object);
218 psppire_window_class_init (PsppireWindowClass *class)
220 GObjectClass *object_class = G_OBJECT_CLASS (class);
222 GParamSpec *description_spec =
223 g_param_spec_string ("description",
225 "A string describing the usage of the window",
226 "??????", /*Should be overridden by derived classes */
227 G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE);
229 GParamSpec *filename_spec =
230 g_param_spec_string ("filename",
232 "The name of the file associated with this window, if any",
234 G_PARAM_CONSTRUCT | G_PARAM_READWRITE);
236 g_unichar_to_utf8 (0x2014, mdash);
238 object_class->set_property = psppire_window_set_property;
239 object_class->get_property = psppire_window_get_property;
241 g_object_class_install_property (object_class,
245 g_object_class_install_property (object_class,
250 parent_class = g_type_class_peek_parent (class);
255 psppire_window_base_init (PsppireWindowClass *class)
257 GObjectClass *object_class = G_OBJECT_CLASS (class);
259 object_class->finalize = psppire_window_finalize;
265 psppire_window_base_finalize (PsppireWindowClass *class,
271 menu_toggled (GtkCheckMenuItem *mi, gpointer data)
273 /* Prohibit changes to the state */
274 mi->active = !mi->active;
278 /* Look up the window associated with this menuitem and present it to the user */
280 menu_activate (GtkMenuItem *mi, gpointer data)
282 const gchar *key = data;
284 PsppireWindowRegister *reg = psppire_window_register_new ();
286 PsppireWindow *window = psppire_window_register_lookup (reg, key);
288 gtk_window_present (GTK_WINDOW (window));
292 insert_menuitem_into_menu (PsppireWindow *window, gpointer key)
294 GtkWidget *item = gtk_check_menu_item_new_with_label (key);
296 g_signal_connect (item, "toggled", G_CALLBACK (menu_toggled), NULL);
297 g_signal_connect (item, "activate", G_CALLBACK (menu_activate), key);
299 gtk_widget_show (item);
301 gtk_menu_shell_append (window->menu, item);
303 /* Set the state without emitting a signal */
304 GTK_CHECK_MENU_ITEM (item)->active =
305 (psppire_window_register_lookup (psppire_window_register_new (), key) == window);
307 g_hash_table_insert (window->menuitem_table, key, item);
311 insert_item (gpointer key, gpointer value, gpointer data)
313 PsppireWindow *window = PSPPIRE_WINDOW (data);
315 if ( NULL != g_hash_table_lookup (window->menuitem_table, key))
318 insert_menuitem_into_menu (window, key);
321 /* Insert a new item into the window menu */
323 insert_menuitem (GObject *reg, const gchar *key, gpointer data)
325 PsppireWindow *window = PSPPIRE_WINDOW (data);
327 insert_menuitem_into_menu (window, (gpointer) key);
332 remove_menuitem (PsppireWindowRegister *reg, const gchar *key, gpointer data)
334 PsppireWindow *window = PSPPIRE_WINDOW (data);
337 item = g_hash_table_lookup (window->menuitem_table, key);
339 g_hash_table_remove (window->menuitem_table, key);
341 if (GTK_IS_CONTAINER (window->menu))
342 gtk_container_remove (GTK_CONTAINER (window->menu), item);
346 insert_existing_items (PsppireWindow *window)
348 psppire_window_register_foreach (psppire_window_register_new (), insert_item, window);
353 on_delete (PsppireWindow *w, GdkEvent *event, gpointer user_data)
355 PsppireWindowRegister *reg = psppire_window_register_new ();
359 gint response = psppire_window_query_save (w);
361 if ( response == GTK_RESPONSE_CANCEL)
364 if ( response == GTK_RESPONSE_ACCEPT)
366 psppire_window_save (w);
370 if ( 1 == psppire_window_register_n_items (reg))
378 psppire_window_init (PsppireWindow *window)
383 window->menuitem_table = g_hash_table_new (g_str_hash, g_str_equal);
386 g_signal_connect (window, "realize", G_CALLBACK (insert_existing_items), NULL);
388 window->insert_handler = g_signal_connect (psppire_window_register_new (),
390 G_CALLBACK (insert_menuitem),
393 window->remove_handler = g_signal_connect (psppire_window_register_new (),
395 G_CALLBACK (remove_menuitem),
398 window->unsaved = FALSE;
400 g_signal_connect_swapped (window, "delete-event", G_CALLBACK (on_delete), window);
402 g_object_set (window, "icon-name", "psppicon", NULL);
408 Ask the user if the buffer should be saved.
412 psppire_window_query_save (PsppireWindow *se)
417 const gchar *description;
418 const gchar *filename = psppire_window_get_filename (se);
420 g_object_get (se, "description", &description, NULL);
422 g_return_val_if_fail (filename != NULL, GTK_RESPONSE_NONE);
425 gtk_message_dialog_new (GTK_WINDOW (se),
427 GTK_MESSAGE_QUESTION,
429 _("Save contents of %s to \"%s\"?"),
433 gtk_dialog_add_button (GTK_DIALOG (dialog),
435 GTK_RESPONSE_ACCEPT);
437 gtk_dialog_add_button (GTK_DIALOG (dialog),
439 GTK_RESPONSE_REJECT);
441 gtk_dialog_add_button (GTK_DIALOG (dialog),
443 GTK_RESPONSE_CANCEL);
445 response = gtk_dialog_run (GTK_DIALOG (dialog));
447 gtk_widget_destroy (dialog);
454 psppire_window_get_filename (PsppireWindow *w)
456 const gchar *name = NULL;
457 g_object_get (w, "filename", &name, NULL);
463 psppire_window_set_filename (PsppireWindow *w, const gchar *filename)
465 g_object_set (w, "filename", filename, NULL);
469 psppire_window_set_unsaved (PsppireWindow *w, gboolean unsaved)
471 w->unsaved = unsaved;
473 psppire_window_set_title (w);
477 psppire_window_get_unsaved (PsppireWindow *w)
487 minimise_window (gpointer key, gpointer value, gpointer data)
489 gtk_window_iconify (GTK_WINDOW (value));
494 psppire_window_minimise_all (void)
496 PsppireWindowRegister *reg = psppire_window_register_new ();
498 g_hash_table_foreach (reg->name_table, minimise_window, NULL);
505 psppire_window_model_get_type (void)
507 static GType window_model_type = 0;
509 if (! window_model_type)
511 static const GTypeInfo window_model_info =
513 sizeof (PsppireWindowIface), /* class_size */
514 NULL, /* base_init */
515 NULL, /* base_finalize */
517 NULL, /* class_finalize */
518 NULL, /* class_data */
525 g_type_register_static (G_TYPE_INTERFACE, "PsppireWindowModel",
526 &window_model_info, 0);
528 g_type_interface_add_prerequisite (window_model_type, G_TYPE_OBJECT);
531 return window_model_type;
536 psppire_window_save (PsppireWindow *w)
538 PsppireWindowIface *i = PSPPIRE_WINDOW_MODEL_GET_IFACE (w);
540 g_assert (PSPPIRE_IS_WINDOW_MODEL (w));
544 g_return_if_fail (i->save);