/* Handles backspace. */
static void
cmd_ctrl_h(key_info_t key_info, keys_info_t *keys_info)
{
input_stat.history_search = HIST_NONE;
stop_completion();
if(should_quit_on_backspace())
{
cmd_ctrl_c(key_info, keys_info);
return;
}
if(input_stat.index == 0)
{
return;
}
input_stat.index--;
input_stat.len--;
input_stat.curs_pos -= vifm_wcwidth(input_stat.line[input_stat.index]);
if(input_stat.index == input_stat.len)
{
input_stat.line[input_stat.index] = L'\0';
}
else
{
wcsdel(input_stat.line, input_stat.index + 1, 1);
}
update_cmdline_text();
}
static void
cmd_ctrl_h(key_info_t key_info, keys_info_t *keys_info)
{
input_stat.history_search = HIST_NONE;
stop_completion();
if(input_stat.index == 0 && input_stat.len == 0 && sub_mode != PROMPT_SUBMODE)
{
cmd_ctrl_c(key_info, keys_info);
return;
}
if(input_stat.index == 0)
return;
if(input_stat.index == input_stat.len)
{
input_stat.index--;
input_stat.len--;
input_stat.curs_pos -= wcwidth(input_stat.line[input_stat.index]);
input_stat.line[input_stat.index] = L'\0';
}
else
{
input_stat.index--;
input_stat.len--;
input_stat.curs_pos -= wcwidth(input_stat.line[input_stat.index]);
wcsdel(input_stat.line, input_stat.index + 1, 1);
}
update_cmdline_text();
}
static void
cmd_delete(key_info_t key_info, keys_info_t *keys_info)
{
input_stat.history_search = HIST_NONE;
stop_completion();
if(input_stat.index == input_stat.len)
return;
wcsdel(input_stat.line, input_stat.index+1, 1);
input_stat.len--;
update_cmdline_text();
}
/* Handler of Ctrl-W shortcut, which remove all to the left until beginning of
* the word is found (i.e. until first delimiter character). */
static void
cmd_ctrl_w(key_info_t key_info, keys_info_t *keys_info)
{
int old;
input_stat.history_search = HIST_NONE;
stop_completion();
old = input_stat.index;
while(input_stat.index > 0 && iswspace(input_stat.line[input_stat.index - 1]))
{
input_stat.curs_pos -= vifm_wcwidth(input_stat.line[input_stat.index - 1]);
input_stat.index--;
}
if(iswalnum(input_stat.line[input_stat.index - 1]))
{
while(input_stat.index > 0 &&
iswalnum(input_stat.line[input_stat.index - 1]))
{
const wchar_t curr_wchar = input_stat.line[input_stat.index - 1];
input_stat.curs_pos -= vifm_wcwidth(curr_wchar);
input_stat.index--;
}
}
else
{
while(input_stat.index > 0 &&
!iswalnum(input_stat.line[input_stat.index - 1]) &&
!iswspace(input_stat.line[input_stat.index - 1]))
{
const wchar_t curr_wchar = input_stat.line[input_stat.index - 1];
input_stat.curs_pos -= vifm_wcwidth(curr_wchar);
input_stat.index--;
}
}
if(input_stat.index != old)
{
wcsdel(input_stat.line, input_stat.index + 1, old - input_stat.index);
input_stat.len -= old - input_stat.index;
}
update_cmdline_text();
}
static void
do_completion(void)
{
if(input_stat.complete == NULL)
return;
if(input_stat.line == NULL)
{
input_stat.line = my_wcsdup(L"");
if(input_stat.line == NULL)
return;
}
line_completion(&input_stat);
update_cmdline_size();
update_cmdline_text();
}
static int
def_handler(wchar_t key)
{
void *p;
wchar_t buf[2] = {key, L'\0'};
input_stat.history_search = HIST_NONE;
if(input_stat.complete_continue
&& input_stat.line[input_stat.index - 1] == L'/' && key == '/')
{
stop_completion();
return 0;
}
stop_completion();
if(key != L'\r' && !iswprint(key))
return 0;
p = realloc(input_stat.line, (input_stat.len + 2) * sizeof(wchar_t));
if(p == NULL)
{
leave_cmdline_mode();
return 0;
}
input_stat.line = (wchar_t *) p;
if(input_stat.len == 0)
input_stat.line[0] = L'\0';
input_stat.index++;
wcsins(input_stat.line, buf, input_stat.index);
input_stat.len++;
input_stat.curs_pos += wcwidth(key);
update_cmdline_size();
update_cmdline_text();
return 0;
}
static void
cmd_meta_d(key_info_t key_info, keys_info_t *keys_info)
{
int old_i, old_c;
old_i = input_stat.index;
old_c = input_stat.curs_pos;
find_next_word();
if(input_stat.index == old_i)
{
return;
}
wcsdel(input_stat.line, old_i + 1, input_stat.index - old_i);
input_stat.len -= input_stat.index - old_i;
input_stat.index = old_i;
input_stat.curs_pos = old_c;
update_cmdline_text();
}
/* Inserts last part of previous command to current cursor position. Each next
* call will insert last part of older command. */
static void
cmd_meta_dot(key_info_t key_info, keys_info_t *keys_info)
{
wchar_t *wide;
if(sub_mode != CMD_SUBMODE)
{
return;
}
stop_history_completion();
if(hist_is_empty(&cfg.cmd_hist))
{
return;
}
if(input_stat.dot_pos < 0)
{
input_stat.dot_pos = input_stat.cmd_pos + 1;
}
else
{
remove_previous_dot_completion();
}
wide = next_dot_completion();
if(insert_dot_completion(wide) == 0)
{
update_cmdline_text();
}
else
{
stop_dot_completion();
}
free(wide);
}
static void
cmd_ctrl_u(key_info_t key_info, keys_info_t *keys_info)
{
input_stat.history_search = HIST_NONE;
stop_completion();
if(input_stat.index == 0)
return;
input_stat.len -= input_stat.index;
input_stat.curs_pos = input_stat.prompt_wid;
wcsdel(input_stat.line, 1, input_stat.index);
input_stat.index = 0;
werase(status_bar);
mvwaddwstr(status_bar, 0, 0, input_stat.prompt);
mvwaddwstr(status_bar, 0, input_stat.prompt_wid, input_stat.line);
update_cmdline_text();
}
void
redraw_cmdline(void)
{
if(prev_mode == MENU_MODE)
{
menu_redraw();
}
else
{
redraw_window();
if(prev_mode == SORT_MODE)
redraw_sort_dialog();
else if(prev_mode == ATTR_MODE)
redraw_attr_dialog();
}
line_width = getmaxx(stdscr);
curs_set(TRUE);
update_cmdline_size();
update_cmdline_text();
if(cfg.wild_menu)
draw_wild_menu(-1);
}
void
redraw_cmdline(void)
{
if(prev_mode == MENU_MODE)
{
menu_redraw();
}
else
{
update_screen(UT_FULL);
if(prev_mode == SORT_MODE)
redraw_sort_dialog();
else if(prev_mode == ATTR_MODE)
redraw_attr_dialog();
}
line_width = getmaxx(stdscr);
curs_set(TRUE);
update_cmdline_size();
update_cmdline_text();
if(input_stat.complete_continue && cfg.wild_menu)
draw_wild_menu(-1);
}
static void
prepare_cmdline_mode(const wchar_t *prompt, const wchar_t *cmd,
complete_cmd_func complete)
{
line_width = getmaxx(stdscr);
prev_mode = *mode;
*mode = CMDLINE_MODE;
input_stat.line = NULL;
input_stat.index = wcslen(cmd);
input_stat.curs_pos = 0;
input_stat.len = input_stat.index;
input_stat.cmd_pos = -1;
input_stat.complete_continue = 0;
input_stat.history_search = HIST_NONE;
input_stat.line_buf = NULL;
input_stat.reverse_completion = 0;
input_stat.complete = complete;
input_stat.search_mode = 0;
if(sub_mode == SEARCH_FORWARD_SUBMODE
|| sub_mode == VSEARCH_FORWARD_SUBMODE
|| sub_mode == MENU_SEARCH_FORWARD_SUBMODE
|| sub_mode == SEARCH_BACKWARD_SUBMODE
|| sub_mode == VSEARCH_BACKWARD_SUBMODE
|| sub_mode == MENU_SEARCH_BACKWARD_SUBMODE)
{
input_stat.search_mode = 1;
if(prev_mode != MENU_MODE)
{
input_stat.old_top = curr_view->top_line;
input_stat.old_pos = curr_view->list_pos;
}
else
{
save_menu_pos();
}
}
wcsncpy(input_stat.prompt, prompt, ARRAY_LEN(input_stat.prompt));
input_stat.prompt_wid = input_stat.curs_pos = wcslen(input_stat.prompt);
if(input_stat.len != 0)
{
input_stat.line = malloc(sizeof(wchar_t)*(input_stat.len + 1));
if(input_stat.line == NULL)
{
input_stat.index = 0;
input_stat.len = 0;
}
else
{
wcscpy(input_stat.line, cmd);
input_stat.curs_pos += input_stat.len;
}
}
curs_set(TRUE);
update_cmdline_size();
update_cmdline_text();
curr_stats.save_msg = 1;
if(prev_mode == NORMAL_MODE)
init_commands();
}