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patch 8.1.0720: cannot easily change the current quickfx list index

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Problem:    Cannot easily change the current quickfx list index.
Solution:   Add the "idx" argument to setqflist(). (Yegappan Lakshmanan,
            closes #3701)
This commit is contained in:
Bram Moolenaar
2019-01-11 14:50:06 +01:00
parent 870ba5f6dc
commit 5b69c22fd2
5 changed files with 169 additions and 31 deletions
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65
src/quickfix.c
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@@ -3266,13 +3266,7 @@ qf_jump_to_buffer(
}
/*
* Jump to a quickfix line.
* If dir == FORWARD go "errornr" valid entries forward.
* If dir == BACKWARD go "errornr" valid entries backward.
* If dir == FORWARD_FILE go "errornr" valid entries files backward.
* If dir == BACKWARD_FILE go "errornr" valid entries files backward
* else if "errornr" is zero, redisplay the same line
* else go to entry "errornr".
* Jump to a quickfix line and try to use an existing window.
*/
void
qf_jump(qf_info_T *qi,
@@ -3284,7 +3278,14 @@ qf_jump(qf_info_T *qi,
}
/*
* As qf_info().
* Jump to a quickfix line.
* If dir == 0 go to entry "errornr".
* If dir == FORWARD go "errornr" valid entries forward.
* If dir == BACKWARD go "errornr" valid entries backward.
* If dir == FORWARD_FILE go "errornr" valid entries files backward.
* If dir == BACKWARD_FILE go "errornr" valid entries files backward
* else if "errornr" is zero, redisplay the same line
* If 'forceit' is TRUE, then can discard changes to the current buffer.
* If 'newwin' is TRUE, then open the file in a new window.
*/
void
@@ -3687,7 +3688,7 @@ qf_history(exarg_T *eap)
if (is_loclist_cmd(eap->cmdidx))
qi = GET_LOC_LIST(curwin);
if (qf_stack_empty(qi) || qf_list_empty(qi, qi->qf_curlist))
if (qf_stack_empty(qi))
MSG(_("No entries"));
else
for (i = 0; i < qi->qf_listcount; ++i)
@@ -6548,6 +6549,50 @@ qf_setprop_context(qf_list_T *qfl, dictitem_T *di)
return OK;
}
/*
* Set the current index in the specified quickfix list
*/
static int
qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di)
{
int denote = FALSE;
int newidx;
int old_qfidx;
qfline_T *qf_ptr;
// If the specified index is '$', then use the last entry
if (di->di_tv.v_type == VAR_STRING
&& di->di_tv.vval.v_string != NULL
&& STRCMP(di->di_tv.vval.v_string, "$") == 0)
newidx = qfl->qf_count;
else
{
// Otherwise use the specified index
newidx = tv_get_number_chk(&di->di_tv, &denote);
if (denote)
return FAIL;
}
if (newidx < 1) // sanity check
return FAIL;
if (newidx > qfl->qf_count)
newidx = qfl->qf_count;
old_qfidx = qfl->qf_index;
qf_ptr = get_nth_entry(qfl, newidx, &newidx);
if (qf_ptr == NULL)
return FAIL;
qfl->qf_ptr = qf_ptr;
qfl->qf_index = newidx;
// If the current list is modified and it is displayed in the quickfix
// window, then Update it.
if (qi->qf_lists[qi->qf_curlist].qf_id == qfl->qf_id)
qf_win_pos_update(qi, old_qfidx);
return OK;
}
/*
* Set quickfix/location list properties (title, items, context).
* Also used to add items from parsing a list of lines.
@@ -6585,6 +6630,8 @@ qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title)
retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action);
if ((di = dict_find(what, (char_u *)"context", -1)) != NULL)
retval = qf_setprop_context(qfl, di);
if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL)
retval = qf_setprop_curidx(qi, qfl, di);
if (retval == OK)
qf_list_changed(qfl);