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command and binding for transpose-chars

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This commit is contained in:
Christian Rishøj
2013-05-20 21:42:34 +02:00
committed by ridiculousfish
parent 9f0775c873
commit f32dfe2da6
4 changed files with 31 additions and 0 deletions
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27
reader.cpp
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@@ -3542,6 +3542,33 @@ const wchar_t *reader_readline(void)
break;
}
case R_TRANSPOSE_CHARS:
{
if (data->command_length() < 2) {
break;
}
/* If the cursor is at the end, transpose the last two characters of the line */
if (data->buff_pos == data->command_length())
{
data->buff_pos--;
}
/*
Drag the character before the cursor forward over the character at the cursor, moving
the cursor forward as well.
*/
if (data->buff_pos > 0)
{
wchar_t tmp = data->command_line[data->buff_pos];
data->command_line[data->buff_pos] = data->command_line[data->buff_pos-1];
data->command_line[data->buff_pos-1] = tmp;
data->buff_pos++;
reader_repaint();
}
break;
}
/* Other, if a normal character, we add it to the command */
default:
{