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Prompt history.

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This commit is contained in:
Nicholas Marriott
2009-01-06 15:37:15 +00:00
parent 7fef12b491
commit 9cddd796ff
5 changed files with 79 additions and 6 deletions
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49
status.c
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@ -1,4 +1,4 @@
/* $Id: status.c,v 1.52 2008-12-08 16:19:51 nicm Exp $ */
/* $Id: status.c,v 1.53 2009-01-06 15:37:15 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -32,6 +32,8 @@ char *status_replace(struct session *, char *, time_t);
size_t status_width(struct winlink *);
char *status_print(struct session *, struct winlink *, struct grid_cell *);
void status_prompt_add_history(struct client *);
/* Draw status for client on the last lines of given context. */
void
status_redraw(struct client *c)
@ -530,8 +532,37 @@ status_prompt_key(struct client *c, int key)
c->flags |= CLIENT_STATUS;
}
break;
case KEYC_UP:
if (ARRAY_LENGTH(&c->prompt_hdata) == 0)
break;
xfree(c->prompt_buffer);
c->prompt_buffer = xstrdup(ARRAY_ITEM(&c->prompt_hdata,
ARRAY_LENGTH(&c->prompt_hdata) - 1 - c->prompt_hindex));
if (c->prompt_hindex != ARRAY_LENGTH(&c->prompt_hdata) - 1)
c->prompt_hindex++;
c->prompt_index = strlen(c->prompt_buffer);
c->flags |= CLIENT_STATUS;
break;
case KEYC_DOWN:
xfree(c->prompt_buffer);
if (c->prompt_hindex != 0) {
c->prompt_hindex--;
c->prompt_buffer = xstrdup(ARRAY_ITEM(
&c->prompt_hdata, ARRAY_LENGTH(
&c->prompt_hdata) - 1 - c->prompt_hindex));
} else
c->prompt_buffer = xstrdup("");
c->prompt_index = strlen(c->prompt_buffer);
c->flags |= CLIENT_STATUS;
break;
case '\r': /* enter */
if (*c->prompt_buffer != '\0') {
status_prompt_add_history(c);
c->prompt_callback(c->prompt_data, c->prompt_buffer);
server_clear_client_prompt(c);
break;
@ -560,3 +591,19 @@ status_prompt_key(struct client *c, int key)
break;
}
}
/* Add line to the history. */
void
status_prompt_add_history(struct client *c)
{
if (ARRAY_LENGTH(&c->prompt_hdata) > 0 &&
strcmp(ARRAY_LAST(&c->prompt_hdata), c->prompt_buffer) == 0)
return;
if (ARRAY_LENGTH(&c->prompt_hdata) == PROMPT_HISTORY) {
xfree(ARRAY_FIRST(&c->prompt_hdata));
ARRAY_REMOVE(&c->prompt_hdata, 0);
}
ARRAY_ADD(&c->prompt_hdata, xstrdup(c->prompt_buffer));
}