2014-02-25 08:28:24 +01:00
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/* toxic_strings.h
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*
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*
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* Copyright (C) 2014 Toxic All Rights Reserved.
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*
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* This file is part of Toxic.
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*
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* Toxic is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Toxic is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Toxic. If not, see <http://www.gnu.org/licenses/>.
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*
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2013-12-10 09:03:45 +01:00
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*/
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/* Adds char to buffer at pos */
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void add_char_to_buf(wchar_t *buf, size_t *pos, size_t *len, wint_t ch);
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/* Deletes the character before pos */
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void del_char_buf_bck(wchar_t *buf, size_t *pos, size_t *len);
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/* Deletes the character at pos */
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void del_char_buf_frnt(wchar_t *buf, size_t *pos, size_t *len);
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/* Deletes the line from beginning to pos */
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void discard_buf(wchar_t *buf, size_t *pos, size_t *len);
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/* Deletes the line from pos to len */
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void kill_buf(wchar_t *buf, size_t *pos, size_t *len);
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/* nulls buf and sets pos and len to 0 */
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void reset_buf(wchar_t *buf, size_t *pos, size_t *len);
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2014-06-04 02:35:00 +02:00
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/* Removes trailing spaces from buf. */
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void rm_trailing_spaces_buf(wchar_t *buf, size_t *pos, size_t *len);
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2014-04-19 23:58:13 +02:00
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/* looks for the first instance in list that begins with the last entered word in buf according to pos,
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then fills buf with the complete word. e.g. "Hello jo" would complete the buffer
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2013-12-10 09:03:45 +01:00
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with "Hello john".
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list is a pointer to the list of strings being compared, n_items is the number of items
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2014-04-19 23:58:13 +02:00
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in the list, and size is the size of each item in the list.
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2013-12-10 09:03:45 +01:00
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Returns the difference between the old len and new len of buf on success, -1 if error */
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int complete_line(wchar_t *buf, size_t *pos, size_t *len, const void *list, int n_items, int size);
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2013-12-11 06:10:09 +01:00
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2013-12-11 09:29:31 +01:00
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/* adds a line to the ln_history buffer at hst_pos and sets hst_pos to last history item. */
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2014-04-19 23:58:13 +02:00
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void add_line_to_hist(const wchar_t *buf, size_t len, wchar_t (*hst)[MAX_STR_SIZE], int *hst_tot,
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2013-12-11 09:29:31 +01:00
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int *hst_pos);
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2013-12-11 06:10:09 +01:00
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/* copies history item at hst_pos to buf. Sets pos and len to the len of the history item.
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2013-12-11 09:29:31 +01:00
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hst_pos is decremented or incremented depending on key_dir. */
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void fetch_hist_item(wchar_t *buf, size_t *pos, size_t *len, wchar_t (*hst)[MAX_STR_SIZE],
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int hst_tot, int *hst_pos, int key_dir);
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