/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-search-bar.c
*
* Copyright (C) 2001 Ximian, Inc.
*
* Authors:
* Michael Zucchi <notzed@ximian.com>
*
* This library 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 library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <glib.h>
#include <libgnome/gnome-defs.h>
#include <libgnome/gnome-i18n.h>
#include <libgnomeui/gnome-stock.h>
#include "e-dropdown-button.h"
#include "e-filter-bar.h"
#include "filter/rule-editor.h"
#include <gal/widgets/e-unicode.h>
#include <gal/widgets/e-gui-utils.h>
#define d(x)
enum {
LAST_SIGNAL
};
/*static gint esb_signals [LAST_SIGNAL] = { 0, };*/
static ESearchBarClass *parent_class = NULL;
/* The arguments we take */
enum {
ARG_0,
ARG_QUERY,
};
/* Callbacks. */
static void rule_changed (FilterRule *rule, gpointer user_data);
/* rule editor thingy */
static void
rule_editor_destroyed (GtkWidget *w, EFilterBar *efb)
{
efb->save_dialogue = NULL;
e_search_bar_set_menu_sensitive (E_SEARCH_BAR (efb), E_FILTERBAR_SAVE_ID, TRUE);
gtk_widget_set_sensitive (E_SEARCH_BAR (efb)->entry, TRUE);
}
/* FIXME: need to update the popup menu to match any edited rules, sigh */
static void
full_rule_editor_clicked (GtkWidget *dialog, int button, void *data)
{
EFilterBar *efb = data;
switch (button) {
case 0:
rule_context_save (efb->context, efb->userrules);
case 1:
default:
gnome_dialog_close (GNOME_DIALOG (dialog));
case -1:
}
}
static void
rule_editor_clicked (GtkWidget *dialog, int button, void *data)
{
EFilterBar *efb = data;
FilterRule *rule;
switch (button) {
case 0:
rule = gtk_object_get_data (GTK_OBJECT (dialog), "rule");
if (rule) {
if (!filter_rule_validate (rule))
return;
rule_context_add_rule (efb->context, rule);
/* FIXME: check return */
rule_context_save (efb->context, efb->userrules);
}
case 1:
gnome_dialog_close (GNOME_DIALOG (dialog));
break;
case -1:
}
}
static void
rule_advanced_clicked (GtkWidget *dialog, int button, void *data)
{
EFilterBar *efb = data;
FilterRule *rule;
switch (button) {
case 0: /* 'ok' */
case 1:
rule = gtk_object_get_data (GTK_OBJECT (dialog), "rule");
if (rule) {
efb->current_query = rule;
gtk_object_ref (GTK_OBJECT (rule));
gtk_signal_emit_by_name (GTK_OBJECT (efb), "query_changed");
}
if (button == 1)
rule_editor_clicked (dialog, 0, data);
case 2:
gnome_dialog_close (GNOME_DIALOG (dialog));
break;
case -1:
}
}
static void
menubar_activated (ESearchBar *esb, int id, void *data)
{
EFilterBar *efb = (EFilterBar *)esb;
switch (id) {
case E_FILTERBAR_RESET_ID:
d(printf("Reset menu\n"));
efb->current_query = NULL;
e_search_bar_set_item_id (esb, efb->option_base);
e_search_bar_set_text (esb, NULL);
gtk_widget_set_sensitive (esb->entry, TRUE);
break;
case E_FILTERBAR_EDIT_ID:
if (!efb->save_dialogue) {
GnomeDialog *gd;
gd = (GnomeDialog *) rule_editor_new (efb->context, FILTER_SOURCE_INCOMING);
efb->save_dialogue = gd;
gtk_window_set_title (GTK_WINDOW (gd), _("Search Editor"));
gtk_signal_connect (GTK_OBJECT (gd), "clicked", full_rule_editor_clicked, efb);
gtk_signal_connect (GTK_OBJECT (gd), "destroy", rule_editor_destroyed, efb);
gtk_widget_show (GTK_WIDGET (gd));
}
break;
case E_FILTERBAR_SAVE_ID:
if (efb->current_query && !efb->save_dialogue) {
GtkWidget *w;
GtkWidget *gd;
FilterRule *rule;
rule = filter_rule_clone (efb->current_query);
w = filter_rule_get_widget (rule, efb->context);
filter_rule_set_source (rule, FILTER_SOURCE_INCOMING);
gd = gnome_dialog_new (_("Save Search"), GNOME_STOCK_BUTTON_OK,
GNOME_STOCK_BUTTON_CANCEL, NULL);
efb->save_dialogue = gd;
gnome_dialog_set_default (GNOME_DIALOG (gd), 0);
gtk_window_set_default_size (GTK_WINDOW (gd), 600, 300);
gtk_window_set_policy (GTK_WINDOW (gd), FALSE, TRUE, FALSE);
gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (gd)->vbox), w, TRUE, TRUE, 0);
gtk_widget_show (gd);
gtk_object_ref (GTK_OBJECT (rule));
gtk_object_set_data_full (GTK_OBJECT (gd), "rule", rule, (GtkDestroyNotify)gtk_object_unref);
gtk_signal_connect (GTK_OBJECT (gd), "clicked", rule_editor_clicked, efb);
gtk_signal_connect (GTK_OBJECT (gd), "destroy", rule_editor_destroyed, efb);
e_search_bar_set_menu_sensitive (esb, E_FILTERBAR_SAVE_ID, FALSE);
gtk_widget_set_sensitive (esb->entry, FALSE);
gtk_widget_show (gd);
}
d(printf("Save menu\n"));
break;
default:
if (id >= efb->menu_base && id < efb->menu_base + efb->menu_rules->len) {
GString *out = g_string_new ("");
d(printf("Selected rule: %s\n", ((FilterRule *)efb->menu_rules->pdata[id - efb->menu_base])->name));
filter_rule_build_code (efb->menu_rules->pdata[id - efb->menu_base], out);
d(printf("query: '%s'\n", out->str));
g_string_free (out, TRUE);
efb->current_query = (FilterRule *)efb->menu_rules->pdata[id - efb->menu_base];
efb->setquery = TRUE;
e_search_bar_set_item_id (esb, E_FILTERBAR_ADVANCED_ID);
gtk_widget_set_sensitive (esb->entry, FALSE);
} else {
gtk_widget_set_sensitive (esb->entry, TRUE);
return;
}
}
gtk_signal_emit_stop_by_name (GTK_OBJECT (esb), "menu_activated");
}
static void
option_changed (ESearchBar *esb, void *data)
{
EFilterBar *efb = (EFilterBar *)esb;
int id = e_search_bar_get_item_id (esb);
char *query;
d(printf("option changed, id = %d\n", id));
switch (id) {
case E_FILTERBAR_ADVANCED_ID: {
d(printf("Advanced search!\n"));
if (!efb->save_dialogue && !efb->setquery) {
GtkWidget *w, *gd;
FilterRule *rule;
if (efb->current_query)
rule = filter_rule_clone (efb->current_query);
else
rule = filter_rule_new ();
w = filter_rule_get_widget (rule, efb->context);
filter_rule_set_source (rule, FILTER_SOURCE_INCOMING);
gd = gnome_dialog_new (_("Advanced Search"),
GNOME_STOCK_BUTTON_OK,
_("Save"),
GNOME_STOCK_BUTTON_CANCEL,
NULL);
efb->save_dialogue = gd;
gnome_dialog_set_default (GNOME_DIALOG (gd), 0);
gtk_window_set_policy (GTK_WINDOW (gd), FALSE, TRUE, FALSE);
gtk_window_set_default_size (GTK_WINDOW (gd), 600, 300);
gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (gd)->vbox), w, TRUE, TRUE, 0);
gtk_widget_show (gd);
gtk_object_ref (GTK_OBJECT (rule));
gtk_object_set_data_full (GTK_OBJECT (gd), "rule", rule, (GtkDestroyNotify)gtk_object_unref);
gtk_signal_connect (GTK_OBJECT (gd), "clicked", rule_advanced_clicked, efb);
gtk_signal_connect (GTK_OBJECT (gd), "destroy", rule_editor_destroyed, efb);
e_search_bar_set_menu_sensitive (esb, E_FILTERBAR_SAVE_ID, FALSE);
gtk_widget_set_sensitive (esb->entry, FALSE);
gtk_widget_show (gd);
}
} break;
default:
if (id >= efb->option_base && id < efb->option_base + efb->option_rules->len) {
efb->current_query = (FilterRule *)efb->option_rules->pdata[id - efb->option_base];
if (efb->config) {
gtk_object_get (GTK_OBJECT (esb), "text", &query, NULL);
efb->config (efb, efb->current_query, id, query, efb->config_data);
g_free (query);
}
gtk_widget_set_sensitive (esb->entry, TRUE);
} else {
gtk_widget_set_sensitive (esb->entry, FALSE);
efb->current_query = NULL;
}
}
efb->setquery = FALSE;
}
static GArray *
build_items (ESearchBar *esb, ESearchBarItem *items, int type, int *start, GPtrArray *rules)
{
FilterRule *rule = NULL;
EFilterBar *efb = (EFilterBar *)esb;
int id = 0, i;
GArray *menu = g_array_new (FALSE, FALSE, sizeof (ESearchBarItem));
ESearchBarItem item;
char *source;
GSList *gtksux = NULL;
/* So gtk calls a signal again if you connect to it WHILE inside a changed event.
So this snot is to work around that shit fucked up situation */
for (i=0;i<rules->len;i++)
gtksux = g_slist_prepend(gtksux, rules->pdata[i]);
g_ptr_array_set_size(rules, 0);
/* find a unique starting point for the id's of our items */
for (i = 0; items[i].id != -1; i++) {
if (items[i].id >= id)
id = items[i].id + 1;
}
/* add the user menus */
g_array_append_vals (menu, items, i);
*start = id;
if (type == 0) {
/* and add ours */
item.id = 0;
item.text = NULL;
item.subitems = NULL;
g_array_append_vals (menu, &item, 1);
source = FILTER_SOURCE_INCOMING;
} else {
source = FILTER_SOURCE_DEMAND;
}
while ((rule = rule_context_next_rule (efb->context, rule, source))) {
item.id = id++;
item.text = rule->name;
item.subitems = NULL;
g_array_append_vals (menu, &item, 1);
if (g_slist_find(gtksux, rule) == NULL) {
gtk_object_ref((GtkObject *)rule);
gtk_signal_connect((GtkObject *)rule, "changed", rule_changed, efb);
} else {
gtksux = g_slist_remove(gtksux, rule);
}
g_ptr_array_add (rules, rule);
}
/* anything elft in gtksux has gone away, and we need to unref/disconnect from it */
while (gtksux) {
GSList *next;
next = gtksux->next;
rule = gtksux->data;
gtk_signal_disconnect_by_func((GtkObject *)rule, rule_changed, efb);
gtk_object_unref((GtkObject *)rule);
g_slist_free_1(gtksux);
gtksux = next;
}
/* always add on the advanced menu */
if (type == 1) {
ESearchBarItem advanced_item = E_FILTERBAR_ADVANCED;
g_array_append_vals (menu, &advanced_item, 1);
}
item.id = -1;
item.text = NULL;
item.subitems = NULL;
g_array_append_vals (menu, &item, 1);
return menu;
}
static void
generate_menu (ESearchBar *esb, ESearchBarItem *items)
{
EFilterBar *efb = (EFilterBar *)esb;
GArray *menu;
menu = build_items (esb, items, 0, &efb->menu_base, efb->menu_rules);
((ESearchBarClass *)parent_class)->set_menu (esb, (ESearchBarItem *)menu->data);
g_array_free (menu, TRUE);
}
static ESearchBarSubitem *
copy_subitems (ESearchBarSubitem *subitems)
{
ESearchBarSubitem *items;
int i, num;
for (num = 0; subitems[num].id != -1; num++)
;
items = g_new (ESearchBarSubitem, num + 1);
for (i = 0; i < num + 1; i++) {
items[i].text = g_strdup (subitems[i].text);
items[i].id = subitems[i].id;
items[i].translate = subitems[i].translate;
}
return items;
}
static void
free_items (ESearchBarItem *items)
{
int i, j;
for (i = 0; items[i].id != -1; i++) {
g_free (items[i].text);
if (items[i].subitems) {
for (j = 0; items[i].subitems[j].id != -1; j++)
g_free (items[i].subitems[j].text);
g_free (items[i].subitems);
}
}
g_free (items);
}
/* Virtual methods */
static void
set_menu (ESearchBar *esb, ESearchBarItem *items)
{
EFilterBar *efb = E_FILTER_BAR (esb);
ESearchBarItem *default_items;
int i, num;
if (efb->default_items)
free_items (efb->default_items);
for (num = 0; items[num].id != -1; num++)
;
default_items = g_new (ESearchBarItem, num + 1);
for (i = 0; i < num + 1; i++) {
default_items[i].text = g_strdup (items[i].text);
default_items[i].id = items[i].id;
if (items[i].subitems)
default_items[i].subitems = copy_subitems (items[i].subitems);
else
default_items[i].subitems = NULL;
}
efb->default_items = default_items;
generate_menu (esb, default_items);
}
static void
set_option (ESearchBar *esb, ESearchBarItem *items)
{
GArray *menu;
EFilterBar *efb = (EFilterBar *)esb;
menu = build_items (esb, items, 1, &efb->option_base, efb->option_rules);
((ESearchBarClass *)parent_class)->set_option (esb, (ESearchBarItem *)menu->data);
g_array_free (menu, TRUE);
e_search_bar_set_item_id (esb, efb->option_base);
}
static void
context_changed (RuleContext *context, gpointer user_data)
{
EFilterBar *efb = E_FILTER_BAR (user_data);
ESearchBar *esb = E_SEARCH_BAR (user_data);
generate_menu (esb, efb->default_items);
}
static void
context_rule_removed (RuleContext *context, FilterRule *rule, gpointer user_data)
{
EFilterBar *efb = E_FILTER_BAR (user_data);
/*gtk_signal_disconnect_by_func((GtkObject *)rule, rule_changed, efb);*/
}
static void
rule_changed (FilterRule *rule, gpointer user_data)
{
EFilterBar *efb = E_FILTER_BAR (user_data);
ESearchBar *esb = E_SEARCH_BAR (user_data);
/* just generate whole menu again */
generate_menu (esb, efb->default_items);
}
/* GtkObject methods. */
static void
impl_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
{
EFilterBar *efb = E_FILTER_BAR(object);
switch (arg_id) {
case ARG_QUERY:
if (efb->current_query) {
GString *out = g_string_new ("");
filter_rule_build_code (efb->current_query, out);
GTK_VALUE_STRING (*arg) = out->str;
g_string_free (out, FALSE);
} else {
GTK_VALUE_STRING (*arg) = NULL;
}
break;
}
}
static void clear_rules(EFilterBar *efb, GPtrArray *rules)
{
int i;
FilterRule *rule;
/* clear out any data on old rules */
for (i=0;i<rules->len;i++) {
rule = rules->pdata[i];
gtk_signal_disconnect_by_func((GtkObject *)rule, rule_changed, efb);
gtk_object_unref((GtkObject *)rule);
}
g_ptr_array_set_size (rules, 0);
}
static void
destroy (GtkObject *object)
{
EFilterBar *bar;
g_return_if_fail (object != NULL);
g_return_if_fail (E_IS_FILTER_BAR (object));
bar = E_FILTER_BAR (object);
gtk_signal_disconnect_by_func(GTK_OBJECT (bar->context), context_changed, bar);
gtk_signal_disconnect_by_func(GTK_OBJECT (bar->context), context_rule_removed, bar);
clear_rules(bar, bar->menu_rules);
clear_rules(bar, bar->option_rules);
gtk_object_unref (GTK_OBJECT (bar->context));
g_ptr_array_free (bar->menu_rules, TRUE);
g_ptr_array_free (bar->option_rules, TRUE);
g_free (bar->systemrules);
g_free (bar->userrules);
if (bar->default_items)
free_items (bar->default_items);
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(*GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static void
class_init (EFilterBarClass *klass)
{
GtkObjectClass *object_class;
ESearchBarClass *esb_class = (ESearchBarClass *)klass;
object_class = GTK_OBJECT_CLASS (klass);
parent_class = gtk_type_class (e_search_bar_get_type ());
object_class->destroy = destroy;
object_class->get_arg = impl_get_arg;
esb_class->set_menu = set_menu;
esb_class->set_option = set_option;
gtk_object_add_arg_type ("EFilterBar::query", GTK_TYPE_STRING, GTK_ARG_READABLE, ARG_QUERY);
#if 0
esb_signals [QUERY_CHANGED] =
gtk_signal_new ("query_changed",
GTK_RUN_LAST,
object_class->type,
GTK_SIGNAL_OFFSET (EFilterBarClass, query_changed),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
esb_signals [MENU_ACTIVATED] =
gtk_signal_new ("menu_activated",
GTK_RUN_LAST,
object_class->type,
GTK_SIGNAL_OFFSET (EFilterBarClass, menu_activated),
gtk_marshal_NONE__INT,
GTK_TYPE_NONE, 1, GTK_TYPE_INT);
gtk_object_class_add_signals (object_class, esb_signals, LAST_SIGNAL);
#endif
}
static void
init (EFilterBar *efb)
{
gtk_signal_connect (GTK_OBJECT (efb), "menu_activated", menubar_activated, NULL);
gtk_signal_connect (GTK_OBJECT (efb), "query_changed", option_changed, NULL);
gtk_signal_connect (GTK_OBJECT (efb), "search_activated", option_changed, NULL);
efb->menu_rules = g_ptr_array_new ();
efb->option_rules = g_ptr_array_new ();
}
/* Object construction. */
EFilterBar *
e_filter_bar_new (RuleContext *context, const char *systemrules, const char *userrules,
EFilterBarConfigRule config, void *data)
{
EFilterBar *bar;
ESearchBarItem item = { NULL, -1, NULL };
bar = gtk_type_new (e_filter_bar_get_type ());
bar->context = context;
gtk_object_ref (GTK_OBJECT (context));
bar->config = config;
bar->config_data = data;
bar->systemrules = g_strdup (systemrules);
bar->userrules = g_strdup (userrules);
e_search_bar_construct ((ESearchBar *)bar, &item, &item);
gtk_signal_connect (GTK_OBJECT (context), "changed", context_changed, bar);
gtk_signal_connect (GTK_OBJECT (context), "rule_removed", context_rule_removed, bar);
return bar;
}
GtkType
e_filter_bar_get_type (void)
{
static GtkType type = 0;
if (!type) {
static const GtkTypeInfo info = {
"EFilterBar",
sizeof (EFilterBar),
sizeof (EFilterBarClass),
(GtkClassInitFunc) class_init,
(GtkObjectInitFunc) init,
/* reserved_1 */ NULL,
/* reserved_2 */ NULL,
(GtkClassInitFunc) NULL,
};
type = gtk_type_unique (e_search_bar_get_type (), &info);
}
return type;
}