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Diffstat (limited to 'libnautilus-private/nautilus-enumeration.c')
| -rw-r--r-- | libnautilus-private/nautilus-enumeration.c | 337 |
1 files changed, 0 insertions, 337 deletions
diff --git a/libnautilus-private/nautilus-enumeration.c b/libnautilus-private/nautilus-enumeration.c deleted file mode 100644 index 3217e8c84..000000000 --- a/libnautilus-private/nautilus-enumeration.c +++ /dev/null @@ -1,337 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- - - nautilus-enumeration.c: Enumeration data structure. - - Copyright (C) 2000 Eazel, Inc. - - 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 the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public - License along with this program; if not, write to the - Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. - - Author: Ramiro Estrugo <ramiro@eazel.com> -*/ - -#include <config.h> - -#include "nautilus-enumeration.h" - -#include "nautilus-glib-extensions.h" -#include "nautilus-lib-self-check-functions.h" -#include "nautilus-string.h" - -#include <libgnome/gnome-defs.h> -#include <libgnome/gnome-i18n.h> - -struct NautilusEnumeration -{ - NautilusStringList *entries; - NautilusStringList *descriptions; - GList *values; -}; - -/** - * nautilus_enumeration_new: - * - * Return value: A newly constructed empty enumeration. - */ -NautilusEnumeration * -nautilus_enumeration_new (void) -{ - NautilusEnumeration *enumeration; - - enumeration = g_new0 (NautilusEnumeration, 1); - - return enumeration; -} - -void -nautilus_enumeration_free (NautilusEnumeration *enumeration) -{ - if (enumeration == NULL) { - return; - } - - nautilus_string_list_free (enumeration->entries); - nautilus_string_list_free (enumeration->descriptions); - g_list_free (enumeration->values); - - g_free (enumeration); -} - -void -nautilus_enumeration_insert (NautilusEnumeration *enumeration, - const char *entry, - const char *description, - int value) -{ - g_return_if_fail (enumeration != NULL); - g_return_if_fail (entry != NULL); - - if (enumeration->entries == NULL) { - enumeration->entries =nautilus_string_list_new (TRUE); - } - - if (enumeration->descriptions == NULL) { - enumeration->descriptions = nautilus_string_list_new (TRUE); - } - - nautilus_string_list_insert (enumeration->entries, entry); - nautilus_string_list_insert (enumeration->descriptions, description ? description : ""); - enumeration->values = g_list_append (enumeration->values, GINT_TO_POINTER (value)); -} - -char * -nautilus_enumeration_get_nth_entry (const NautilusEnumeration *enumeration, - guint n) -{ - g_return_val_if_fail (enumeration != NULL, NULL); - g_return_val_if_fail (n < nautilus_string_list_get_length (enumeration->entries), NULL); - - return nautilus_string_list_nth (enumeration->entries, n); -} - -char * -nautilus_enumeration_get_nth_description (const NautilusEnumeration *enumeration, - guint n) -{ - g_return_val_if_fail (enumeration != NULL, NULL); - g_return_val_if_fail (n < nautilus_string_list_get_length (enumeration->descriptions), NULL); - - return nautilus_string_list_nth (enumeration->descriptions, n); -} - -int -nautilus_enumeration_get_nth_value (const NautilusEnumeration *enumeration, - guint n) -{ - g_return_val_if_fail (enumeration != NULL, 0); - g_return_val_if_fail (n < g_list_length (enumeration->values), 0); - - return GPOINTER_TO_INT (g_list_nth_data (enumeration->values, n)); -} - -guint -nautilus_enumeration_get_num_entries (const NautilusEnumeration *enumeration) -{ - g_return_val_if_fail (enumeration != NULL, 0); - - return nautilus_string_list_get_length (enumeration->entries); -} - -NautilusEnumeration * -nautilus_enumeration_new_from_tokens (const char *entries, - const char *descriptions, - const char *values, - const char *delimiter) -{ - NautilusEnumeration *enumeration; - NautilusStringList *entry_list; - NautilusStringList *description_list; - NautilusStringList *value_list; - guint i; - int value; - - g_return_val_if_fail (entries != NULL, NULL); - g_return_val_if_fail (entries[0] != '\0', NULL); - g_return_val_if_fail (values != NULL, NULL); - g_return_val_if_fail (values[0] != '\0', NULL); - g_return_val_if_fail (delimiter != NULL, NULL); - g_return_val_if_fail (delimiter[0] != '\0', NULL); - - enumeration = nautilus_enumeration_new (); - - entry_list = nautilus_string_list_new_from_tokens (entries, delimiter, TRUE); - value_list = nautilus_string_list_new_from_tokens (values, delimiter, TRUE); - - if (nautilus_string_list_get_length (entry_list) - != nautilus_string_list_get_length (value_list)) { - g_warning ("entries and values have different lengths."); - nautilus_string_list_free (entry_list); - nautilus_string_list_free (value_list); - return NULL; - } - - description_list = - descriptions != NULL ? - nautilus_string_list_new_from_tokens (descriptions, delimiter, TRUE) : - NULL; - - if (description_list != NULL) { - if (nautilus_string_list_get_length (entry_list) - != nautilus_string_list_get_length (description_list)) { - g_warning ("entries and descriptions have different lengths."); - nautilus_string_list_free (entry_list); - nautilus_string_list_free (value_list); - nautilus_string_list_free (description_list); - return NULL; - } - } - - enumeration->entries = entry_list; - - if (description_list == NULL) { - description_list = nautilus_string_list_new (TRUE); - - for (i = 0; i < nautilus_string_list_get_length (entry_list); i++) { - nautilus_string_list_insert (description_list, ""); - } - } - - enumeration->entries = entry_list; - enumeration->descriptions = description_list; - - for (i = 0; i < nautilus_string_list_get_length (entry_list); i++) { - if (!nautilus_string_list_nth_as_integer (value_list, i, &value)) { - g_warning ("Could not convert value '%d' to an integer. Using 0.", i); - value = 0; - } - - enumeration->values = g_list_append (enumeration->values, GINT_TO_POINTER (value)); - } - nautilus_string_list_free (value_list); - - return enumeration; -} - -int -nautilus_enumeration_get_entry_position (const NautilusEnumeration *enumeration, - const char *entry) -{ - g_return_val_if_fail (enumeration != NULL, NAUTILUS_STRING_LIST_NOT_FOUND); - g_return_val_if_fail (entry != NULL, NAUTILUS_STRING_LIST_NOT_FOUND); - - if (enumeration->entries == NULL) { - return NAUTILUS_STRING_LIST_NOT_FOUND; - } - - return nautilus_string_list_get_index_for_string (enumeration->entries, entry); -} - -int -nautilus_enumeration_get_value_position (const NautilusEnumeration *enumeration, - int value) -{ - GList *node; - int pos; - - g_return_val_if_fail (enumeration != NULL, NAUTILUS_STRING_LIST_NOT_FOUND); - - if (enumeration->values == NULL) { - return NAUTILUS_STRING_LIST_NOT_FOUND; - } - - for (node = enumeration->values, pos = 0; node != NULL; node = node->next, pos++) { - if (GPOINTER_TO_INT (node->data) == value) { - return pos; - } - } - - return NAUTILUS_STRING_LIST_NOT_FOUND; -} - -NautilusStringList * -nautilus_enumeration_get_entries (const NautilusEnumeration *enumeration) -{ - g_return_val_if_fail (enumeration != NULL, NULL); - - if (enumeration->entries == NULL) { - return NULL; - } - - return nautilus_string_list_new_from_string_list (enumeration->entries, TRUE); -} - -#if !defined (NAUTILUS_OMIT_SELF_CHECK) - -#define CHECK_ENUMERATION_ENTRY(enumeration, i, entry, description, value) \ - NAUTILUS_CHECK_STRING_RESULT (nautilus_enumeration_get_nth_entry (enumeration, i), entry); \ - NAUTILUS_CHECK_STRING_RESULT (nautilus_enumeration_get_nth_description (enumeration, i), description); \ - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_nth_value (enumeration, i), value); \ - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_entry_position (enumeration, entry), i); \ - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_value_position (enumeration, value), i); - -void -nautilus_self_check_enumeration (void) -{ - NautilusEnumeration *e; - NautilusStringList *entries; - NautilusStringList *entries_test; - - /***/ - e = nautilus_enumeration_new (); - nautilus_enumeration_insert (e, "foo", NULL, 0); - CHECK_ENUMERATION_ENTRY (e, 0, "foo", "", 0); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_num_entries (e), 1); - - nautilus_enumeration_insert (e, "bar", NULL, 1); - CHECK_ENUMERATION_ENTRY (e, 1, "bar", "", 1); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_num_entries (e), 2); - - nautilus_enumeration_free (e); - - /***/ - e = nautilus_enumeration_new_from_tokens ("apple,orange,banana", - NULL, - "1,2,3", - ","); - - CHECK_ENUMERATION_ENTRY (e, 0, "apple", "", 1); - CHECK_ENUMERATION_ENTRY (e, 1, "orange", "", 2); - CHECK_ENUMERATION_ENTRY (e, 2, "banana", "", 3); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_num_entries (e), 3); - nautilus_enumeration_free (e); - - /***/ - e = nautilus_enumeration_new_from_tokens ("foo", - NULL, - "666", - ","); - CHECK_ENUMERATION_ENTRY (e, 0, "foo", "", 666); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_num_entries (e), 1); - nautilus_enumeration_free (e); - - /***/ - e = nautilus_enumeration_new_from_tokens ("red,green,blue", - "Red Desc,Green Desc,Blue Desc", - "10,20,30", - ","); - - CHECK_ENUMERATION_ENTRY (e, 0, "red", "Red Desc", 10); - CHECK_ENUMERATION_ENTRY (e, 1, "green", "Green Desc", 20); - CHECK_ENUMERATION_ENTRY (e, 2, "blue", "Blue Desc", 30); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_num_entries (e), 3); - nautilus_enumeration_free (e); - - /***/ - e = nautilus_enumeration_new_from_tokens ("red,foo:green,bar:blue,baz", - "Red,Desc:Green,Desc:Blue,Desc", - "10:20:30", - ":"); - - CHECK_ENUMERATION_ENTRY (e, 0, "red,foo", "Red,Desc", 10); - CHECK_ENUMERATION_ENTRY (e, 1, "green,bar", "Green,Desc", 20); - CHECK_ENUMERATION_ENTRY (e, 2, "blue,baz", "Blue,Desc", 30); - NAUTILUS_CHECK_INTEGER_RESULT (nautilus_enumeration_get_num_entries (e), 3); - - entries = nautilus_enumeration_get_entries (e); - entries_test = nautilus_string_list_new_from_tokens ("red,foo:green,bar:blue,baz", ":", TRUE); - - NAUTILUS_CHECK_BOOLEAN_RESULT (nautilus_string_list_equals (entries, entries_test), TRUE); - - nautilus_string_list_free (entries); - nautilus_string_list_free (entries_test); - nautilus_enumeration_free (e); -} - -#endif /* !NAUTILUS_OMIT_SELF_CHECK */ |