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command and binding for transpose-chars

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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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2
input.cpp
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@ -113,6 +113,7 @@ static const wchar_t * const name_arr[] =
L"history-token-search-backward",
L"history-token-search-forward",
L"self-insert",
L"transpose-chars",
L"null",
L"eof",
L"vi-arg-digit",
@ -197,6 +198,7 @@ static const wchar_t code_arr[] =
R_HISTORY_TOKEN_SEARCH_BACKWARD,
R_HISTORY_TOKEN_SEARCH_FORWARD,
R_SELF_INSERT,
R_TRANSPOSE_CHARS,
R_NULL,
R_EOF,
R_VI_ARG_DIGIT,

1
input.h
View file

@ -42,6 +42,7 @@ enum
R_HISTORY_TOKEN_SEARCH_BACKWARD,
R_HISTORY_TOKEN_SEARCH_FORWARD,
R_SELF_INSERT,
R_TRANSPOSE_CHARS,
R_VI_ARG_DIGIT,
R_VI_DELETE_TO,
R_EXECUTE,

27
reader.cpp
View file

@ -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:
{

1
share/functions/fish_default_key_bindings.fish
View file

@ -67,6 +67,7 @@ function fish_default_key_bindings -d "Default (Emacs-like) key bindings for fis
bind \cn history-search-forward
bind \cf forward-char
bind \cb backward-char
bind \ct transpose-chars
bind \e\x7f backward-kill-word
bind \eb backward-word
bind \ef forward-word