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author | nobody <nobody@localhost> | 2003-12-09 09:57:09 +0800 |
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committer | nobody <nobody@localhost> | 2003-12-09 09:57:09 +0800 |
commit | 56f2d7b21f78ef90bd59bc2b88e312a8480a5b4c (patch) | |
tree | 75bb0caf9afd4b94842023406d6a7938c5d8b2b7 /filter/filter-option.c | |
parent | 0031a7166cd0f3fc0cec0b60c468ca22a8c45b0b (diff) | |
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This commit was manufactured by cvs2svn to create tag 'GEDIT_2_5_92'.GEDIT_2_5_92
svn path=/tags/GEDIT_2_5_92/; revision=23726
Diffstat (limited to 'filter/filter-option.c')
-rw-r--r-- | filter/filter-option.c | 367 |
1 files changed, 0 insertions, 367 deletions
diff --git a/filter/filter-option.c b/filter/filter-option.c deleted file mode 100644 index 249e79c98b..0000000000 --- a/filter/filter-option.c +++ /dev/null @@ -1,367 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * Copyright (C) 2000-2002 Ximian Inc. - * - * Authors: Not Zed <notzed@lostzed.mmc.com.au> - * Jeffrey Stedfast <fejj@ximian.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * 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. - */ - - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <string.h> - -#include <gtk/gtk.h> -#include <libgnome/gnome-i18n.h> - -#include "filter-option.h" -#include "filter-part.h" -#include "e-util/e-sexp.h" - -#define d(x) - -static int option_eq (FilterElement *fe, FilterElement *cm); -static void xml_create (FilterElement *fe, xmlNodePtr node); -static xmlNodePtr xml_encode (FilterElement *fe); -static int xml_decode (FilterElement *fe, xmlNodePtr node); -static FilterElement *clone (FilterElement *fe); -static GtkWidget *get_widget (FilterElement *fe); -static void build_code (FilterElement *fe, GString *out, struct _FilterPart *ff); -static void format_sexp (FilterElement *, GString *); - -static void filter_option_class_init (FilterOptionClass *klass); -static void filter_option_init (FilterOption *fo); -static void filter_option_finalise (GObject *obj); - - -static FilterElementClass *parent_class; - - -GType -filter_option_get_type (void) -{ - static GType type = 0; - - if (!type) { - static const GTypeInfo info = { - sizeof (FilterOptionClass), - NULL, /* base_class_init */ - NULL, /* base_class_finalize */ - (GClassInitFunc) filter_option_class_init, - NULL, /* class_finalize */ - NULL, /* class_data */ - sizeof (FilterOption), - 0, /* n_preallocs */ - (GInstanceInitFunc) filter_option_init, - }; - - type = g_type_register_static (FILTER_TYPE_ELEMENT, "FilterOption", &info, 0); - } - - return type; -} - -static void -filter_option_class_init (FilterOptionClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - FilterElementClass *fe_class = FILTER_ELEMENT_CLASS (klass); - - parent_class = g_type_class_ref (FILTER_TYPE_ELEMENT); - - object_class->finalize = filter_option_finalise; - - /* override methods */ - fe_class->eq = option_eq; - fe_class->xml_create = xml_create; - fe_class->xml_encode = xml_encode; - fe_class->xml_decode = xml_decode; - fe_class->clone = clone; - fe_class->get_widget = get_widget; - fe_class->build_code = build_code; - fe_class->format_sexp = format_sexp; -} - -static void -filter_option_init (FilterOption *fo) -{ - fo->type = "option"; -} - -static void -free_option (struct _filter_option *o, void *data) -{ - g_free (o->title); - g_free (o->value); - g_free (o->code); - g_free (o); -} - -static void -filter_option_finalise (GObject *obj) -{ - FilterOption *fo = (FilterOption *) obj; - - g_list_foreach (fo->options, (GFunc)free_option, NULL); - g_list_free (fo->options); - - G_OBJECT_CLASS (parent_class)->finalize (obj); -} - -/** - * filter_option_new: - * - * Create a new FilterOption object. - * - * Return value: A new #FilterOption object. - **/ -FilterOption * -filter_option_new (void) -{ - return (FilterOption *) g_object_new (FILTER_TYPE_OPTION, NULL, NULL); -} - -static struct _filter_option * -find_option (FilterOption *fo, const char *name) -{ - GList *l = fo->options; - struct _filter_option *op; - - while (l) { - op = l->data; - if (!strcmp (name, op->value)) { - return op; - } - l = g_list_next (l); - } - - return NULL; -} - -void -filter_option_set_current (FilterOption *option, const char *name) -{ - g_assert(IS_FILTER_OPTION(option)); - - option->current = find_option (option, name); -} - -/* used by implementers to add additional options */ -void -filter_option_add(FilterOption *fo, const char *value, const char *title, const char *code) -{ - struct _filter_option *op; - - g_assert(IS_FILTER_OPTION(fo)); - g_return_if_fail(find_option(fo, value) == NULL); - - op = g_malloc(sizeof(*op)); - op->title = g_strdup(title); - op->value = g_strdup(value); - op->code = g_strdup(code); - - fo->options = g_list_append(fo->options, op); - if (fo->current == NULL) - fo->current = op; -} - -static int -option_eq(FilterElement *fe, FilterElement *cm) -{ - FilterOption *fo = (FilterOption *)fe, *co = (FilterOption *)cm; - - return FILTER_ELEMENT_CLASS (parent_class)->eq (fe, cm) - && ((fo->current && co->current && strcmp(fo->current->value, co->current->value) == 0) - || (fo->current == NULL && co->current == NULL)); -} - -static void -xml_create (FilterElement *fe, xmlNodePtr node) -{ - FilterOption *fo = (FilterOption *)fe; - xmlNodePtr n, work; - - /* parent implementation */ - FILTER_ELEMENT_CLASS (parent_class)->xml_create (fe, node); - - n = node->children; - while (n) { - if (!strcmp (n->name, "option")) { - char *tmp, *value, *title = NULL, *code = NULL; - - value = xmlGetProp (n, "value"); - work = n->children; - while (work) { - if (!strcmp (work->name, "title")) { - if (!title) { - if (!(tmp = xmlNodeGetContent (work))) - tmp = xmlStrdup (""); - - title = g_strdup (tmp); - xmlFree (tmp); - } - } else if (!strcmp (work->name, "code")) { - if (!code) { - if (!(tmp = xmlNodeGetContent (work))) - tmp = xmlStrdup (""); - - code = g_strdup (tmp); - xmlFree (tmp); - } - } - work = work->next; - } - - filter_option_add (fo, value, title, code); - xmlFree (value); - g_free (title); - g_free (code); - } else if (n->type == XML_ELEMENT_NODE) { - g_warning ("Unknown xml node within optionlist: %s\n", n->name); - } - n = n->next; - } -} - -static xmlNodePtr -xml_encode (FilterElement *fe) -{ - xmlNodePtr value; - FilterOption *fo = (FilterOption *)fe; - - d(printf ("Encoding option as xml\n")); - value = xmlNewNode (NULL, "value"); - xmlSetProp (value, "name", fe->name); - xmlSetProp (value, "type", fo->type); - if (fo->current) - xmlSetProp (value, "value", fo->current->value); - - return value; -} - -static int -xml_decode (FilterElement *fe, xmlNodePtr node) -{ - FilterOption *fo = (FilterOption *)fe; - char *value; - - d(printf ("Decoding option from xml\n")); - xmlFree (fe->name); - fe->name = xmlGetProp (node, "name"); - value = xmlGetProp (node, "value"); - if (value) { - fo->current = find_option (fo, value); - xmlFree (value); - } else { - fo->current = NULL; - } - return 0; -} - -static void -option_changed (GtkWidget *widget, FilterElement *fe) -{ - FilterOption *fo = (FilterOption *)fe; - - fo->current = g_object_get_data ((GObject *) widget, "option"); -} - -static GtkWidget * -get_widget (FilterElement *fe) -{ - FilterOption *fo = (FilterOption *)fe; - GtkWidget *menu; - GtkWidget *omenu; - GtkWidget *item; - GtkWidget *first = NULL; - GList *l = fo->options; - struct _filter_option *op; - int index = 0, current = 0; - - menu = gtk_menu_new (); - while (l) { - op = l->data; - item = gtk_menu_item_new_with_label (_(op->title)); - g_object_set_data ((GObject *) item, "option", op); - g_signal_connect (item, "activate", G_CALLBACK (option_changed), fe); - gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); - gtk_widget_show (item); - if (op == fo->current) { - current = index; - first = item; - } else if (!first) { - first = item; - } - - l = g_list_next (l); - index++; - } - - omenu = gtk_option_menu_new (); - gtk_option_menu_set_menu (GTK_OPTION_MENU (omenu), menu); - - if (first) - g_signal_emit_by_name (first, "activate", fe); - - gtk_option_menu_set_history (GTK_OPTION_MENU (omenu), current); - - return omenu; -} - -static void -build_code (FilterElement *fe, GString *out, struct _FilterPart *ff) -{ - FilterOption *fo = (FilterOption *)fe; - - d(printf ("building option code %p, current = %p\n", fo, fo->current)); - - if (fo->current && fo->current->code) - filter_part_expand_code (ff, fo->current->code, out); -} - -static void -format_sexp (FilterElement *fe, GString *out) -{ - FilterOption *fo = (FilterOption *)fe; - - if (fo->current) - e_sexp_encode_string (out, fo->current->value); -} - -static FilterElement * -clone (FilterElement *fe) -{ - FilterOption *fo = (FilterOption *)fe, *new; - GList *l; - struct _filter_option *op; - - d(printf ("cloning option\n")); - - new = FILTER_OPTION (FILTER_ELEMENT_CLASS (parent_class)->clone (fe)); - l = fo->options; - while (l) { - op = l->data; - filter_option_add (new, op->value, op->title, op->code); - l = l->next; - } - - d(printf ("cloning option code %p, current = %p\n", new, new->current)); - - return (FilterElement *) new; -} |