/*
* Copyright (C) 2000 Helix Code Inc.
*
* Authors: Michael Zucchi <notzed@helixcode.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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 Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "filter-druid.h"
#include "filter-editor.h"
static void filter_editor_class_init (FilterEditorClass *klass);
static void filter_editor_init (FilterEditor *obj);
static GnomeDialogClass *filter_editor_parent;
#define _PRIVATE(x) (((FilterEditor *)(x))->priv)
struct _FilterEditorPrivate {
FilterDruid *druid;
GtkWidget *edit, *add, *remove, *up, *down;
/* for sub-druid */
struct filter_option *druid_option;
GtkWidget *druid_dialogue;
FilterDruid *druid_druid;
};
enum SIGNALS {
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
guint
filter_editor_get_type (void)
{
static guint type = 0;
if (!type) {
GtkTypeInfo type_info = {
"FilterEditor",
sizeof (FilterEditor),
sizeof (FilterEditorClass),
(GtkClassInitFunc) filter_editor_class_init,
(GtkObjectInitFunc) filter_editor_init,
(GtkArgSetFunc) NULL,
(GtkArgGetFunc) NULL
};
type = gtk_type_unique (gnome_dialog_get_type (), &type_info);
}
return type;
}
static void
object_destroy(FilterEditor *obj)
{
struct _FilterEditorPrivate *p = _PRIVATE(obj);
if (p->druid_druid)
gtk_object_unref((GtkObject *)p->druid_dialogue);
GTK_OBJECT_CLASS(filter_editor_parent)->destroy(obj);
}
static void
filter_editor_class_init (FilterEditorClass *klass)
{
GtkObjectClass *object_class = (GtkObjectClass *) klass;
filter_editor_parent = gtk_type_class (gnome_dialog_get_type ());
object_class->destroy = object_destroy;
gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
}
static void
filter_editor_init (FilterEditor *obj)
{
obj->priv = g_malloc0(sizeof(*obj->priv));
}
static void
sensitise(FilterEditor *e)
{
struct _FilterEditorPrivate *p = _PRIVATE(e);
gtk_widget_set_sensitive(p->add, TRUE);
gtk_widget_set_sensitive(p->edit, e->option_current != NULL);
gtk_widget_set_sensitive(p->remove, e->option_current != NULL);
gtk_widget_set_sensitive(p->up, g_list_index(e->useroptions, e->option_current)>0);
gtk_widget_set_sensitive(p->down, g_list_index(e->useroptions, e->option_current)!=g_list_length(e->useroptions)-1);
}
static void
druid_option_selected(FilterDruid *f, struct filter_option *option, FilterEditor *e)
{
printf("option selected: %p\n", option);
e->option_current = option;
sensitise(e);
}
static void
druid_dialogue_clicked(GnomeDialog *d, int button, FilterEditor *e)
{
struct _FilterEditorPrivate *p = _PRIVATE(e);
int page = filter_druid_get_page(p->druid_druid);
switch(button) {
case 1:
if (page<4) {
page++;
}
break;
case 0:
if (page>0) {
page--;
}
break;
case 2:
printf("Finish!\n");
if (p->druid_druid->option_current) {
struct filrt_optionrule *or;
printf("refcount = %d\n", ((GtkObject *)p->druid_druid)->ref_count);
or = p->druid_druid->option_current;
if (p->druid_option) {
GList *node;
node = g_list_find(e->useroptions, p->druid_option);
if (node) {
/* fixme: free old one */
node->data = or;
} else {
g_warning("Cannot find node I edited, appending instead");
e->useroptions = g_list_append(e->useroptions, or);
}
} else {
e->useroptions = g_list_append(e->useroptions, or);
}
filter_druid_set_rules(p->druid, e->useroptions, e->rules, or);
}
case 3:
printf("cancel!\n");
p->druid_dialogue = NULL;
gnome_dialog_close(d);
return;
}
filter_druid_set_page(p->druid_druid, page);
gnome_dialog_set_sensitive(p->druid_dialogue, 0, page>0);
gnome_dialog_set_sensitive(p->druid_dialogue, 1, page<4);
gnome_dialog_set_sensitive(p->druid_dialogue, 2, page==4); /* FIXME: make this depenedant on when the rules are actually done */
}
static void
druid_dialogue_option_selected(FilterDruid *f, struct filter_option *option, FilterEditor *e)
{
struct _FilterEditorPrivate *p = _PRIVATE(e);
gnome_dialog_set_sensitive(p->druid_dialogue, 1, TRUE);
}
static void
add_or_edit(FilterEditor *e, struct filter_option *option)
{
GnomeDialog *dialogue;
FilterDruid *druid;
struct _FilterEditorPrivate *p = _PRIVATE(e);
if (p->druid_dialogue) {
gdk_window_raise(GTK_WIDGET(p->druid_dialogue)->window);
return;
}
dialogue = gnome_dialog_new(option?"Edit Filter":"Create filter", "Prev", "Next", "Finish", "Cancel", 0);
p->druid_dialogue = dialogue;
gnome_dialog_set_close(dialogue, FALSE);
gnome_dialog_set_sensitive(dialogue, 0, FALSE);
gnome_dialog_set_sensitive(dialogue, 1, FALSE);
gnome_dialog_set_sensitive(dialogue, 2, FALSE);
gnome_dialog_set_default(dialogue, 1);
gtk_signal_connect(GTK_OBJECT(dialogue), "clicked", druid_dialogue_clicked, e);
druid = filter_druid_new();
p->druid_druid = druid;
filter_druid_set_default_html(p->druid_druid, "<h2>Create Filtering Rule</h2>"
"<p>Select one of the base rules above, then continue "
"forwards to customise it.</p>");
filter_druid_set_rules(druid, e->systemoptions, e->rules, option);
gtk_box_pack_start(dialogue->vbox, druid, TRUE, TRUE, 0);
if (option) {
druid_dialogue_clicked(dialogue, 1, e);
}
p->druid_option = option;
gtk_signal_connect(druid, "option_selected", druid_dialogue_option_selected, e);
gtk_widget_show(druid);
gtk_widget_show(dialogue);
}
static void
add_clicked(GtkWidget *w, FilterEditor *e)
{
printf("add new ...\n");
add_or_edit(e, NULL);
}
static void
edit_clicked(GtkWidget *w, FilterEditor *e)
{
printf("add new ...\n");
add_or_edit(e, e->option_current);
}
static void
remove_clicked(GtkWidget *w, FilterEditor *e)
{
printf("remove current ...\n");
}
static void
up_clicked(GtkWidget *w, FilterEditor *e)
{
printf("up ...\n");
}
static void
down_clicked(GtkWidget *w, FilterEditor *e)
{
printf("down ...\n");
}
/* build the contents of the editor */
static void
build_editor(FilterEditor *e)
{
struct _FilterEditorPrivate *p = _PRIVATE(e);
GtkWidget *hbox;
GtkWidget *vbox;
hbox = gtk_hbox_new(FALSE, 3);
p->druid = (GtkWidget *)filter_druid_new();
gtk_box_pack_start((GtkBox *)hbox, p->druid, TRUE, TRUE, 0);
vbox = gtk_vbox_new(FALSE, 0);
p->edit = gtk_button_new_with_label ("Edit");
p->add = gtk_button_new_with_label ("Add");
p->remove = gtk_button_new_with_label ("Remove");
p->up = gtk_button_new_with_label ("Up");
p->down = gtk_button_new_with_label ("Down");
gtk_box_pack_start((GtkBox *)vbox, p->edit, FALSE, TRUE, 0);
gtk_box_pack_start((GtkBox *)vbox, p->add, FALSE, TRUE, 3);
gtk_box_pack_start((GtkBox *)vbox, p->remove, FALSE, TRUE, 0);
gtk_box_pack_start((GtkBox *)vbox, p->up, FALSE, TRUE, 3);
gtk_box_pack_start((GtkBox *)vbox, p->down, FALSE, TRUE, 0);
gtk_box_pack_start((GtkBox *)hbox, vbox, FALSE, FALSE, 0);
gtk_box_pack_start((GtkBox *)e->parent.vbox, hbox, TRUE, TRUE, 0);
gtk_signal_connect(p->druid, "option_selected", druid_option_selected, e);
gtk_signal_connect(p->edit, "clicked", edit_clicked, e);
gtk_signal_connect(p->add, "clicked", add_clicked, e);
gtk_signal_connect(p->remove, "clicked", remove_clicked, e);
gtk_signal_connect(p->up, "clicked", up_clicked, e);
gtk_signal_connect(p->down, "clicked", down_clicked, e);
filter_druid_set_default_html(p->druid, "<h2>Filtering Rules</h2>"
"<p>Select one of the rules above to <i>view</i>, and "
"<i>edit</i>. Or <i>Add</i> a new rule.</p>");
gtk_widget_show_all(hbox);
sensitise(e);
}
/**
* filter_editor_new:
*
* Create a new FilterEditor object.
*
* Return value: A new FilterEditor widget.
**/
FilterEditor *
filter_editor_new (void)
{
FilterEditor *new = FILTER_EDITOR ( gtk_type_new (filter_editor_get_type ()));
build_editor(new);
return new;
}
void
filter_editor_set_rules(FilterEditor *e, GList *rules, GList *systemoptions, GList *useroptions)
{
struct _FilterEditorPrivate *p = _PRIVATE(e);
e->rules= rules;
e->systemoptions = systemoptions;
e->useroptions = useroptions;
filter_druid_set_rules(p->druid, useroptions, rules, NULL);
}
void
filter_editor_set_rule_files(FilterEditor *e, const char *systemrules, const char *userrules)
{
GList *rules, *options, *options2;
xmlDocPtr doc, out, optionset, filteroptions;
doc = xmlParseFile(systemrules);
rules = filter_load_ruleset(doc);
options2 = filter_load_optionset(doc, rules);
out = xmlParseFile(userrules);
options = filter_load_optionset(out, rules);
filter_editor_set_rules(e, rules, options2, options);
}
int
filter_editor_save_rules(FilterEditor *e, const char *userrules)
{
return filter_write_optionset_file(userrules, e->useroptions);
}