From eb31bb17129be11aeab2e592c42d4725b81bbdf2 Mon Sep 17 00:00:00 2001
From: Timo Sirainen <cras@irssi.org>
Date: Fri, 15 Feb 2002 16:02:14 +0000
Subject: [PATCH] transpose_characters was broken

git-svn-id: http://svn.irssi.org/repos/irssi/trunk@2454 dbcabf3a-b0e7-0310-adc4-f8d773084564
---
 src/fe-text/gui-entry.c    | 22 ++++++++++++++++++++++
 src/fe-text/gui-entry.h    |  2 ++
 src/fe-text/gui-readline.c | 19 +------------------
 3 files changed, 25 insertions(+), 18 deletions(-)

diff --git a/src/fe-text/gui-entry.c b/src/fe-text/gui-entry.c
index 2824d4af..cce8ee00 100644
--- a/src/fe-text/gui-entry.c
+++ b/src/fe-text/gui-entry.c
@@ -414,6 +414,28 @@ void gui_entry_erase_next_word(GUI_ENTRY_REC *entry, int to_space)
         gui_entry_erase(entry, size);
 }
 
+void gui_entry_transpose_chars(GUI_ENTRY_REC *entry)
+{
+        unichar chr;
+
+	if (entry->pos == 0 || entry->text_len < 2)
+                return;
+
+	if (entry->pos == entry->text_len)
+                entry->pos--;
+
+        /* swap chars */
+	chr = entry->text[entry->pos];
+	entry->text[entry->pos] = entry->text[entry->pos-1];
+        entry->text[entry->pos-1] = chr;
+
+        entry->pos++;
+
+	gui_entry_redraw_from(entry, entry->pos-2);
+	gui_entry_fix_cursor(entry);
+	gui_entry_draw(entry);
+}
+
 int gui_entry_get_pos(GUI_ENTRY_REC *entry)
 {
         g_return_val_if_fail(entry != NULL, 0);
diff --git a/src/fe-text/gui-entry.h b/src/fe-text/gui-entry.h
index 347be476..b54ed075 100644
--- a/src/fe-text/gui-entry.h
+++ b/src/fe-text/gui-entry.h
@@ -43,6 +43,8 @@ void gui_entry_erase(GUI_ENTRY_REC *entry, int size);
 void gui_entry_erase_word(GUI_ENTRY_REC *entry, int to_space);
 void gui_entry_erase_next_word(GUI_ENTRY_REC *entry, int to_space);
 
+void gui_entry_transpose_chars(GUI_ENTRY_REC *entry);
+
 int gui_entry_get_pos(GUI_ENTRY_REC *entry);
 void gui_entry_set_pos(GUI_ENTRY_REC *entry, int pos);
 void gui_entry_move_pos(GUI_ENTRY_REC *entry, int pos);
diff --git a/src/fe-text/gui-readline.c b/src/fe-text/gui-readline.c
index c5602262..3eb527fe 100644
--- a/src/fe-text/gui-readline.c
+++ b/src/fe-text/gui-readline.c
@@ -309,24 +309,7 @@ static void key_yank_from_cutbuffer(void)
 
 static void key_transpose_characters(void)
 {
-#if 0 /* FIXME: !!! */
-	char *line, c;
-	int pos;
-
-	pos = gui_entry_get_pos(active_entry);
-	line = gui_entry_get_text(active_entry);
-	if (pos == 0 || strlen(line) < 2)
-		return;
-
-	if (line[pos] != '\0')
-		gui_entry_move_pos(active_entry, 1);
-	c = line[gui_entry_get_pos(active_entry)-1];
-        gui_entry_erase(active_entry, 1);
-	gui_entry_move_pos(active_entry, -1);
-	gui_entry_insert_char(active_entry, c);
-        gui_entry_set_pos(active_entry, pos);
-	gui_entry_move_pos(active_entry, 1);
-#endif
+	gui_entry_transpose_chars(active_entry);
 }
 
 static void key_delete_character(void)