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/*******************************************************************************
* Copyright (c) 2013-2017, Andrés Martinelli <andmarti@gmail.com *
* All rights reserved. *
* *
* This file is a part of SC-IM *
* *
* SC-IM is a spreadsheet program that is based on SC. The original authors *
* of SC are James Gosling and Mark Weiser, and mods were later added by *
* Chuck Martin. *
* *
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted provided that the following conditions are met: *
* 1. Redistributions of source code must retain the above copyright *
* notice, this list of conditions and the following disclaimer. *
* 2. Redistributions in binary form must reproduce the above copyright *
* notice, this list of conditions and the following disclaimer in the *
* documentation and/or other materials provided with the distribution. *
* 3. All advertising materials mentioning features or use of this software *
* must display the following acknowledgement: *
* This product includes software developed by Andrés Martinelli *
* <andmarti@gmail.com>. *
* 4. Neither the name of the Andrés Martinelli nor the *
* names of other contributors may be used to endorse or promote products *
* derived from this software without specific prior written permission. *
* *
* THIS SOFTWARE IS PROVIDED BY ANDRES MARTINELLI ''AS IS'' AND ANY *
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED *
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE *
* DISCLAIMED. IN NO EVENT SHALL ANDRES MARTINELLI BE LIABLE FOR ANY *
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES *
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;*
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND *
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE *
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
*******************************************************************************/
/**
* \file cmds_insert.c
* \author Andrés Martinelli <andmarti@gmail.com>
* \date 2017-07-18
* \brief TODO Write a tbrief file description.
*/
#include <string.h>
#include <wchar.h>
#include <stdlib.h>
#include "cmds_insert.h"
#include "cmds.h"
#include "tui.h"
#include "buffer.h"
#include "sc.h" // for rescol
#include "utils/string.h"
#include "marks.h"
#include "cmds_visual.h"
#include "conf.h"
#ifdef INS_HISTORY_FILE
char ori_insert_edit_submode;
#endif
extern void ins_in_line(wint_t d);
/**
* \brief TODO Document do_insertmode()
*
* \param[in] sb
*
* returns: none
*/
void do_insertmode(struct block * sb) {
if (sb->value == ctl('v') ) { // VISUAL SUBMODE
visual_submode = insert_edit_submode;
chg_mode('v');
start_visualmode(currow, curcol, currow, curcol);
return;
} else if (sb->value == OKEY_LEFT) { // LEFT
if (inputline_pos) {
real_inputline_pos--;
int l = wcwidth(inputline[real_inputline_pos]);
inputline_pos -= l;
ui_show_header();
}
} else if (sb->value == OKEY_RIGHT) { // RIGHT
int max = wcswidth(inputline, wcslen(inputline));
if (inputline_pos < max) {
int l = wcwidth(inputline[real_inputline_pos++]);
inputline_pos += l;
ui_show_header();
}
#ifdef INS_HISTORY_FILE
} else if (sb->value == OKEY_UP || sb->value == ctl('p') || // UP
sb->value == OKEY_DOWN || sb->value == ctl('n')) { // DOWN
int delta = 0, i, cmp;
if (sb->value == OKEY_UP || sb->value == ctl('p')) { // up
for (i=insert_history->pos; -i+1 < insert_history->len; i--, delta--)
if (wcslen(get_line_from_history(insert_history, 0))) {
if (! (cmp = wcsncmp(inputline, &get_line_from_history(insert_history, i-1)[1], wcslen(get_line_from_history(insert_history, 0))))) {
delta--;
break;
} else if (insert_history->len == 2-i && cmp) {
delta=0;
break;
}
} else if (!wcslen(get_line_from_history(insert_history, 0))) {
delta--;
break;
}
} else if (sb->value == OKEY_DOWN || sb->value == ctl('n')) { // down
for (i=insert_history->pos; i != 0; i++, delta++)
if (wcslen(get_line_from_history(insert_history, 0))) {
if (! (cmp = wcsncmp(inputline, &get_line_from_history(insert_history, i+1)[1], wcslen(get_line_from_history(insert_history, 0))))) {
delta++;
break;
} else if (insert_history->pos == 0 && cmp) {
delta=0;
break;
}
} else if (!wcslen(get_line_from_history(insert_history, 0))) {
delta++;
break;
}
}
insert_history->pos += delta;
wchar_t word [COLS];
wcscpy(word, get_line_from_history(insert_history, insert_history->pos));
if (insert_history->pos == 0)
insert_edit_submode = ori_insert_edit_submode;
else {
insert_edit_submode = word[0];
del_wchar(word, 0);
}
wcscpy(inputline, word);
inputline_pos = wcswidth(inputline, real_inputline_pos);
chg_mode(insert_edit_submode);
ui_show_header();
return;
#endif
} else if (sb->value == OKEY_BS || sb->value == OKEY_BS2) { // BS
if ( ! wcslen(inputline) || ! real_inputline_pos ) return;
int l = wcwidth(inputline[real_inputline_pos - 1]);
real_inputline_pos--;
del_wchar(inputline, real_inputline_pos);
inputline_pos -= l;
ui_show_header();
#ifdef INS_HISTORY_FILE
if (insert_history->pos == 0)
del_wchar(get_line_from_history(insert_history, insert_history->pos), real_inputline_pos); // Clean history
#endif
} else if (sb->value == OKEY_DEL) { // DEL
int max = wcswidth(inputline, wcslen(inputline));
if (inputline_pos > max) return;
del_wchar(inputline, real_inputline_pos);
#ifdef INS_HISTORY_FILE
if (insert_history->pos == 0)
del_wchar(get_line_from_history(insert_history, insert_history->pos), real_inputline_pos); // Clean history
#endif
ui_show_header();
} else if (sb->value == OKEY_TAB) { // TAB
if (inputline_pos && wcslen(inputline) >= inputline_pos) {
real_inputline_pos--;
int l = wcwidth(inputline[real_inputline_pos]);
inputline_pos -= l;
}
chg_mode(insert_edit_submode == '=' ? 'e' : 'E');
ui_show_header();
} else if (find_val(sb, OKEY_ENTER)) { // ENTER
char ope[BUFFERSIZE] = "";
wchar_t content[BUFFERSIZE] = L"";
wcscpy(content, inputline);
switch (insert_edit_submode) {
case '=':
strcpy(ope, "let");
break;
case '<':
strcpy(ope, "leftstring");
break;
case '>':
strcpy(ope, "rightstring");
break;
case '\\':
strcpy(ope, "label");
break;
}
if (content[0] == L'"') {
del_wchar(content, 0);
} else if (insert_edit_submode != '=' && content[0] != L'"') {
add_wchar(content, L'\"', 0);
add_wchar(content, L'\"', wcslen(content));
}
enter_cell_content(currow, curcol, ope, content);
#ifdef INS_HISTORY_FILE
/*
* if exists in history an item with same text to the command typed
* (counting from the second position) it is moved to the beginning of list.
* (first element in list means last command executed)
*/
del_item_from_history(insert_history, 0);
wchar_t copy[BUFFERSIZE];
swprintf(copy, BUFFERSIZE, L"%c%ls", insert_edit_submode, inputline);
int moved = move_item_from_history_by_str(insert_history, copy, -1);
if (! moved) add(insert_history, copy);
insert_history->pos = 0;
#endif
inputline[0] = L'\0';
inputline_pos = 0;
real_inputline_pos = 0;
chg_mode('.');
ui_clr_header(0);
char * opt = get_conf_value("newline_action");
switch (opt[0]) {
case 'j':
currow = forw_row(1)->row;
break;
case 'l':
curcol = forw_col(1)->col;
break;
}
ui_update(TRUE);
return;
} else if (sb->value == OKEY_HOME) { // HOME
real_inputline_pos = 0;
inputline_pos = wcswidth(inputline, real_inputline_pos);
ui_show_header();
return;
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