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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-table-search.c
* Copyright 2000, 2001, Ximian, Inc.
*
* Authors:
* Chris Lahey <clahey@ximian.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License, version 2, as published by the Free Software Foundation.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include <config.h>
#include <gtk/gtksignal.h>
#include "e-table-search.h"
#include "gal/util/e-util.h"
#define ETS_CLASS(e) ((ETableSearchClass *)((GtkObject *)e)->klass)
#define PARENT_TYPE gtk_object_get_type ()
#define d(x)
d(static gint depth = 0);
struct _ETableSearchPrivate {
guint timeout_id;
char *search_string;
gunichar last_character;
};
static GtkObjectClass *e_table_search_parent_class;
enum {
SEARCH_SEARCH,
SEARCH_ACCEPT,
LAST_SIGNAL
};
static guint e_table_search_signals [LAST_SIGNAL] = { 0, };
static gboolean
e_table_search_search (ETableSearch *e_table_search, char *string, ETableSearchFlags flags)
{
gboolean ret_val;
g_return_val_if_fail (e_table_search != NULL, FALSE);
g_return_val_if_fail (E_IS_TABLE_SEARCH (e_table_search), FALSE);
gtk_signal_emit (GTK_OBJECT (e_table_search),
e_table_search_signals [SEARCH_SEARCH], string, flags, &ret_val);
return ret_val;
}
static void
e_table_search_accept (ETableSearch *e_table_search)
{
g_return_if_fail (e_table_search != NULL);
g_return_if_fail (E_IS_TABLE_SEARCH (e_table_search));
gtk_signal_emit (GTK_OBJECT (e_table_search),
e_table_search_signals [SEARCH_ACCEPT]);
}
static gboolean
ets_accept (gpointer data)
{
ETableSearch *ets = data;
e_table_search_accept (ets);
g_free (ets->priv->search_string);
ets->priv->timeout_id = 0;
ets->priv->search_string = g_strdup ("");
ets->priv->last_character = 0;
return FALSE;
}
static void
drop_timeout (ETableSearch *ets)
{
if (ets->priv->timeout_id) {
g_source_remove (ets->priv->timeout_id);
}
ets->priv->timeout_id = 0;
}
static void
add_timeout (ETableSearch *ets)
{
drop_timeout (ets);
ets->priv->timeout_id = g_timeout_add (1000, ets_accept, ets);
}
static void
e_table_search_destroy (GtkObject *object)
{
if (e_table_search_parent_class->destroy)
(*e_table_search_parent_class->destroy)(object);
}
static void
e_table_search_class_init (GtkObjectClass *object_class)
{
ETableSearchClass *klass = E_TABLE_SEARCH_CLASS(object_class);
e_table_search_parent_class = gtk_type_class (PARENT_TYPE);
object_class->destroy = e_table_search_destroy;
e_table_search_signals [SEARCH_SEARCH] =
gtk_signal_new ("search",
GTK_RUN_LAST,
E_OBJECT_CLASS_TYPE (object_class),
GTK_SIGNAL_OFFSET (ETableSearchClass, search),
e_marshal_BOOL__STRING_ENUM,
GTK_TYPE_BOOL, 2, GTK_TYPE_STRING, GTK_TYPE_ENUM);
e_table_search_signals [SEARCH_ACCEPT] =
gtk_signal_new ("accept",
GTK_RUN_LAST,
E_OBJECT_CLASS_TYPE (object_class),
GTK_SIGNAL_OFFSET (ETableSearchClass, accept),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
E_OBJECT_CLASS_ADD_SIGNALS (object_class, e_table_search_signals, LAST_SIGNAL);
klass->search = NULL;
klass->accept = NULL;
}
static void
e_table_search_init (ETableSearch *ets)
{
ets->priv = g_new (ETableSearchPrivate, 1);
ets->priv->timeout_id = 0;
ets->priv->search_string = g_strdup ("");
ets->priv->last_character = 0;
}
guint
e_table_search_get_type (void)
{
static guint type = 0;
if (!type)
{
GtkTypeInfo info =
{
"ETableSearch",
sizeof (ETableSearch),
sizeof (ETableSearchClass),
(GtkClassInitFunc) e_table_search_class_init,
(GtkObjectInitFunc) e_table_search_init,
/* reserved_1 */ NULL,
/* reserved_2 */ NULL,
(GtkClassInitFunc) NULL,
};
type = gtk_type_unique (PARENT_TYPE, &info);
}
return type;
}
ETableSearch *
e_table_search_new (void)
{
ETableSearch *ets = gtk_type_new (e_table_search_get_type());
return ets;
}
/**
* e_table_search_column_count:
* @e_table_search: The e-table-search to operate on
*
* Returns: the number of columns in the table search.
*/
void
e_table_search_input_character (ETableSearch *ets, gunichar character)
{
char character_utf8[7];
char *temp_string;
g_return_if_fail (ets != NULL);
g_return_if_fail (E_IS_TABLE_SEARCH (ets));
character_utf8 [g_unichar_to_utf8 (character, character_utf8)] = 0;
temp_string = g_strdup_printf ("%s%s", ets->priv->search_string, character_utf8);
if (e_table_search_search (ets, temp_string,
ets->priv->last_character != 0 ? E_TABLE_SEARCH_FLAGS_CHECK_CURSOR_FIRST : 0)) {
g_free (ets->priv->search_string);
ets->priv->search_string = temp_string;
add_timeout (ets);
ets->priv->last_character = character;
return;
} else {
g_free (temp_string);
}
if (character == ets->priv->last_character) {
if (ets->priv->search_string && e_table_search_search (ets, ets->priv->search_string, 0)) {
add_timeout (ets);
}
}
}
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