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simplify, and add comment fixes

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git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3853 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
This commit is contained in:
David Lawrence Ramsey 2006-08-26 16:42:12 +00:00
parent 17408b52e5
commit e1e2cb7064
1 changed files with 22 additions and 13 deletions
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35
src/prompt.c
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@ -35,7 +35,7 @@ static size_t statusbar_pww = (size_t)-1;
/* The place we want in answer. */
static size_t old_statusbar_x = (size_t)-1;
/* The old cursor position in answer, if any. */
static size_t old_statusbar_pww = (size_t)-1;
static size_t old_pww = (size_t)-1;
/* The old place we want in answer, if any. */
static bool reset_statusbar_x = FALSE;
/* Should we reset the cursor position at the statusbar
@ -979,7 +979,7 @@ int get_prompt_string(bool allow_tabs,
* out of it. */
if (reset_statusbar_x) {
statusbar_x = old_statusbar_x;
statusbar_pww = old_statusbar_pww;
statusbar_pww = old_pww;
}
if (statusbar_x == (size_t)-1 || statusbar_x > curranswer_len) {
@ -1133,13 +1133,22 @@ int get_prompt_string(bool allow_tabs,
}
#endif
/* We finished putting in an answer or ran a normal shortcut's
* associated function, so reset statusbar_x and statusbar_pww. */
/* We've finished putting in an answer or run a normal shortcut's
* associated function, so reset statusbar_x and statusbar_pww. If
* we've finished putting in an answer, reset the statusbar cursor
* position too. */
if (kbinput == NANO_CANCEL_KEY || kbinput == NANO_ENTER_KEY ||
ran_func) {
statusbar_x = old_statusbar_x;
statusbar_pww = old_statusbar_pww;
}
statusbar_pww = old_pww;
if (!ran_func)
reset_statusbar_x = TRUE;
/* Otherwise, we're still putting in an answer or a shortcut with
* an associated function, so leave the statusbar cursor position
* alone. */
} else
reset_statusbar_x = FALSE;
return kbinput;
}
@ -1203,19 +1212,19 @@ int do_prompt(bool allow_tabs,
free(prompt);
prompt = NULL;
/* We're done with the prompt, so save the statusbar cursor
* position. */
old_statusbar_x = statusbar_x;
old_statusbar_pww = statusbar_pww;
reset_statusbar_x = FALSE;
old_pww = statusbar_pww;
/* If we left the prompt via Cancel or Enter, set the return value
* properly. */
switch (retval) {
case NANO_CANCEL_KEY:
retval = -1;
reset_statusbar_x = TRUE;
break;
case NANO_ENTER_KEY:
retval = (answer[0] == '\0') ? -2 : 0;
reset_statusbar_x = TRUE;
break;
}
@ -1238,8 +1247,8 @@ int do_prompt(bool allow_tabs,
}
/* This function forces a reset of the statusbar cursor position. It
* should only be called after do_prompt(), and is only needed if the
* user leaves the prompt via something other than Enter or Cancel. */
* should only be called after do_prompt(), and is only needed if we
* leave the prompt via something other than Cancel or Enter. */
void do_prompt_abort(void)
{
reset_statusbar_x = TRUE;