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Added gnu readline

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This commit is contained in:
James Booth
2015-01-27 22:13:09 +00:00
parent 25d31101bf
commit 2cdbfc7eb7
14 changed files with 428 additions and 243 deletions
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80
src/ui/inputwin.c
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@@ -131,6 +131,43 @@ inp_win_resize(void)
_inp_win_update_virtual();
}
static int
offset_to_col(char *str, int offset)
{
int i = 0;
int col = 0;
mbstate_t internal;
while (i != offset && str[i] != '\n') {
gunichar uni = g_utf8_get_char(&str[i]);
size_t ch_len = mbrlen(&str[i], 4, &internal);
i += ch_len;
col++;
if (g_unichar_iswide(uni)) {
col++;
}
}
return col;
}
void
inp_write(char *line, int offset)
{
int col = offset_to_col(line, offset);
cons_debug("LEN BYTES: %d", strlen(line));
cons_debug("LEN UTF8 : %d", g_utf8_strlen(line, -1));
cons_debug("OFFSET : %d", offset);
cons_debug("COL : %d", col);
cons_debug("");
werase(inp_win);
waddstr(inp_win, line);
wmove(inp_win, 0, col);
_inp_win_update_virtual();
}
void
inp_non_block(gint timeout)
{
@@ -174,8 +211,8 @@ inp_read(int *key_type, wint_t *ch)
}
int col = getcurx(inp_win);
int wcols = getmaxx(stdscr);
key_printable(line, &line_utf8_pos, &col, &pad_start, *ch, wcols);
int maxx = getmaxx(stdscr);
key_printable(line, &line_utf8_pos, &col, &pad_start, *ch, maxx);
werase(inp_win);
waddstr(inp_win, line);
@@ -265,44 +302,9 @@ _handle_edit(int key_type, const wint_t ch)
return 1;
// CTRL-RIGHT
} else if (line_utf8_pos < utf8_len && _is_ctrl_right(key_type, ch)) {
gchar *curr_ch = g_utf8_offset_to_pointer(line, line_utf8_pos);
gunichar curr_uni = g_utf8_get_char(curr_ch);
// find next word if in whitespace
while (g_unichar_isspace(curr_uni)) {
col++;
line_utf8_pos++;
curr_ch = g_utf8_find_next_char(curr_ch, NULL);
if (!curr_ch) {
break;
}
curr_uni = g_utf8_get_char(curr_ch);
}
if (curr_ch) {
while (!g_unichar_isspace(curr_uni)) {
line_utf8_pos++;
col++;
if (g_unichar_iswide(curr_uni)) {
col++;
}
curr_ch = g_utf8_find_next_char(curr_ch, NULL);
if (!curr_ch || line_utf8_pos >= utf8_len) {
break;
}
curr_uni = g_utf8_get_char(curr_ch);
}
}
} else if (_is_ctrl_right(key_type, ch)) {
key_ctrl_right(line, &line_utf8_pos, &col, &pad_start, wcols);
wmove(inp_win, 0, col);
// if gone off screen to right, jump right (half a screen worth)
if (col > pad_start + wcols) {
pad_start = pad_start + (wcols / 2);
_inp_win_update_virtual();
}
return 1;
// ALT-LEFT