Added missing e-unicode.h and e-unicode.c

svn path=/trunk/; revision=4977

2 files changed, 186 insertions, 0 deletions

diff --git a/e-util/e-unicode.c b/e-util/e-unicode.c
new file mode 100644
index 0000000000..a865a7d0fa
--- /dev/null
+++ b/e-util/e-unicode.c
@@ -0,0 +1,159 @@
+/* -*- 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"
+
+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);
+}
+
diff --git a/e-util/e-unicode.h b/e-util/e-unicode.h
new file mode 100644
index 0000000000..7bfba7e532
--- /dev/null
+++ b/e-util/e-unicode.h
@@ -0,0 +1,27 @@
+#ifndef _E_UNICODE_H_
+#define _E_UNICODE_H_
+
+#include <sys/types.h>
+#include <glib.h>
+#include <gtk/gtk.h>
+
+gchar *e_utf8_from_gtk_event_key (GtkWidget *widget, guint keyval, const gchar *string);
+
+gchar *e_utf8_from_gtk_string (GtkWidget *widget, const gchar *string);
+
+gchar * e_utf8_to_gtk_string (GtkWidget *widget, const gchar *string);
+
+/*
+ * These are simple wrappers that save us some typing
+ */
+
+/* NB! This return newly allocated string, not const as gtk+ one */
+
+gchar *e_utf8_gtk_entry_get_text (GtkEntry *entry);
+
+void e_utf8_gtk_entry_set_text (GtkEntry *entry, const gchar *text);
+
+gchar *e_utf8_gtk_editable_get_chars (GtkEditable *editable, gint start, gint end);
+
+#endif
+