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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Copyright (C) 2000 Helix Code, Inc.
*
* Authors: Lauris Kaplinski <lauris@helixcode.com>
*
*/
#include <config.h>
#include <unicode.h>
#include "e-unicode.h"
const gchar *
e_utf8_strstrcase (const gchar *haystack, const gchar *needle)
{
gchar *p;
unicode_char_t *huni, *nuni;
unicode_char_t unival;
gint hlen, nlen, hp, np;
if (haystack == NULL) return NULL;
if (needle == NULL) return NULL;
if (strlen (needle) == 0) return haystack;
huni = alloca (sizeof (unicode_char_t) * strlen (haystack));
for (hlen = 0, p = unicode_get_utf8 (haystack, &unival); p && unival; hlen++, p = unicode_get_utf8 (p, &unival)) {
huni[hlen] = unicode_tolower (unival);
}
if (!p) return NULL;
if (hlen == 0) return NULL;
nuni = alloca (sizeof (unicode_char_t) * strlen (needle));
for (nlen = 0, p = unicode_get_utf8 (needle, &unival); p && unival; nlen++, p = unicode_get_utf8 (p, &unival)) {
nuni[nlen] = unicode_tolower (unival);
}
if (!p) return NULL;
if (nlen == 0) return NULL;
if (hlen < nlen) return NULL;
for (hp = 0; hp <= hlen - nlen; hp++) {
for (np = 0; np < nlen; np++) {
if (huni[hp + np] != nuni[np]) break;
}
if (np == nlen) return haystack + unicode_offset_to_index (haystack, hp);
}
return NULL;
}
gchar *
e_utf8_from_gtk_event_key (GtkWidget *widget, guint keyval, const gchar *string)
{
/* test it out with iso-8859-1 */
static gboolean uinit = FALSE;
static gboolean uerror = FALSE;
static unicode_iconv_t uiconv = (unicode_iconv_t) -1;
char *new, *ob;
size_t ibl, obl;
if (uerror) return NULL;
if (!string) return NULL;
if (!uinit) {
unicode_init ();
uiconv = unicode_iconv_open ("UTF-8", "iso-8859-1");
if (uiconv == (unicode_iconv_t) -1) {
uerror = TRUE;
return NULL;
} else {
uinit = TRUE;
}
}
ibl = strlen (string);
new = ob = g_new (gchar, ibl * 6 + 1);
obl = ibl * 6 + 1;
unicode_iconv (uiconv, &string, &ibl, &ob, &obl);
*ob = '\0';
return new;
}
gchar *
e_utf8_from_gtk_string (GtkWidget *widget, const gchar *string)
{
/* test it out with iso-8859-1 */
static gboolean uinit = FALSE;
static gboolean uerror = FALSE;
static unicode_iconv_t uiconv = (unicode_iconv_t) -1;
char *new, *ob;
size_t ibl, obl;
if (uerror) return NULL;
if (!string) return NULL;
if (!uinit) {
unicode_init ();
uiconv = unicode_iconv_open ("UTF-8", "iso-8859-1");
if (uiconv == (unicode_iconv_t) -1) {
uerror = TRUE;
return NULL;
} else {
uinit = TRUE;
}
}
ibl = strlen (string);
new = ob = g_new (gchar, ibl * 6 + 1);
obl = ibl * 6 + 1;
unicode_iconv (uiconv, &string, &ibl, &ob, &obl);
*ob = '\0';
return new;
}
gchar *
e_utf8_to_gtk_string (GtkWidget *widget, const gchar *string)
{
/* test it out with iso-8859-1 */
static gboolean uinit = FALSE;
static gboolean uerror = FALSE;
static unicode_iconv_t uiconv = (unicode_iconv_t) -1;
char *new, *ob;
size_t ibl, obl;
if (uerror) return NULL;
if (!string) return NULL;
if (!uinit) {
unicode_init ();
uiconv = unicode_iconv_open ("iso-8859-1", "UTF-8");
if (uiconv == (unicode_iconv_t) -1) {
uerror = TRUE;
return NULL;
} else {
uinit = TRUE;
}
}
ibl = strlen (string);
new = ob = g_new (gchar, ibl * 2 + 1);
obl = ibl * 2 + 1;
unicode_iconv (uiconv, &string, &ibl, &ob, &obl);
*ob = '\0';
return new;
}
gchar *
e_utf8_gtk_entry_get_text (GtkEntry *entry)
{
gchar *s, *u;
s = gtk_entry_get_text (entry);
if (!s) return NULL;
u = e_utf8_from_gtk_string ((GtkWidget *) entry, s);
return u;
}
gchar *
e_utf8_gtk_editable_get_chars (GtkEditable *editable, gint start, gint end)
{
gchar *s, *u;
s = gtk_editable_get_chars (editable, start, end);
if (!s) return NULL;
u = e_utf8_from_gtk_string ((GtkWidget *) editable, s);
g_free (s);
return u;
}
void
e_utf8_gtk_entry_set_text (GtkEntry *entry, const gchar *text)
{
gchar *s;
if (!text) return;
s = e_utf8_to_gtk_string ((GtkWidget *) entry, text);
gtk_entry_set_text (entry, s);
if (s) g_free (s);
}
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