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Rewrite line editing again, add formatting

weechat-hashes
Curtis McEnroe 2018-08-06 22:14:59 -04:00
parent 1c2b038396
commit d71d040995
No known key found for this signature in database
GPG Key ID: CEA2F97ADCFCD77C
1 changed files with 47 additions and 39 deletions
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86
ui.c
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@ -110,7 +110,7 @@ void uiInit(void) {
ui.input = newpad(2, INPUT_COLS);
mvwhline(ui.input, 0, 0, ACS_HLINE, INPUT_COLS);
wmove(ui.input, 1, ui.cursor);
wmove(ui.input, 1, 0);
keypad(ui.input, true);
nodelay(ui.input, true);
@ -142,9 +142,11 @@ void uiDraw(void) {
2, 0,
lastLine() - 2, lastCol()
);
int _, x;
getyx(ui.input, _, x);
pnoutrefresh(
ui.input,
0, MAX(0, ui.cursor - lastCol() + 1),
0, MAX(0, x - lastCol() + 5),
lastLine() - 1, 0,
lastLine(), lastCol()
);
@ -277,69 +279,58 @@ static void logDown(void) {
static struct {
wchar_t buf[512];
size_t len;
} line;
wchar_t *ptr;
wchar_t *end;
} line = { .ptr = line.buf, .end = line.buf };
static const size_t BUF_LEN = sizeof(line.buf) / sizeof(line.buf[0]);
static void left(void) {
if (ui.cursor) ui.cursor--;
if (line.ptr > line.buf) line.ptr--;
}
static void right(void) {
if (ui.cursor < line.len) ui.cursor++;
if (line.ptr < line.end) line.ptr++;
}
static void home(void) {
ui.cursor = 0;
line.ptr = line.buf;
}
static void end(void) {
ui.cursor = line.len;
line.ptr = line.end;
}
static void kill(void) {
line.len = ui.cursor;
line.end = line.ptr;
}
static void insert(wchar_t ch) {
if (!iswprint(ch)) return;
if (line.len == BUF_LEN - 1) return;
if (ui.cursor == line.len) {
line.buf[line.len] = ch;
} else {
wmemmove(
&line.buf[ui.cursor + 1],
&line.buf[ui.cursor],
line.len - ui.cursor
);
line.buf[ui.cursor] = ch;
if (line.end == &line.buf[BUF_LEN - 1]) return;
if (line.ptr != line.end) {
wmemmove(line.ptr + 1, line.ptr, line.end - line.ptr);
}
line.len++;
ui.cursor++;
*line.ptr++ = ch;
line.end++;
}
static void backspace(void) {
if (!ui.cursor) return;
if (ui.cursor != line.len) {
wmemmove(
&line.buf[ui.cursor - 1],
&line.buf[ui.cursor],
line.len - ui.cursor
);
if (line.ptr == line.buf) return;
if (line.ptr != line.end) {
wmemmove(line.ptr - 1, line.ptr, line.end - line.ptr);
}
line.len--;
ui.cursor--;
line.ptr--;
line.end--;
}
static void delete(void) {
if (ui.cursor == line.len) return;
if (line.ptr == line.end) return;
right();
backspace();
}
static void enter(void) {
if (!line.len) return;
line.buf[line.len] = '\0';
if (line.end == line.buf) return;
*line.end = L'\0';
input(line.buf);
line.len = 0;
ui.cursor = 0;
line.ptr = line.buf;
line.end = line.buf;
}
static void keyChar(wint_t ch) {
@ -354,7 +345,12 @@ static void keyChar(wint_t ch) {
break; case '\b': backspace();
break; case '\177': backspace();
break; case '\n': enter();
break; default: insert(ch);
break; case CTRL('O'): insert(L'\2');
break; case CTRL('C'): insert(L'\3');
break; case CTRL('R'): insert(L'\3');
break; case CTRL('I'): insert(L'\35');
break; case CTRL('U'): insert(L'\37');
break; default: if (iswprint(ch)) insert(ch);
}
}
@ -383,8 +379,20 @@ void uiRead(void) {
keyChar(ch);
}
}
wmove(ui.input, 1, 0);
waddnwstr(ui.input, line.buf, line.len);
ch = *line.ptr;
*line.ptr = L'\0';
addIRC(ui.input, line.buf);
*line.ptr = ch;
int _, x;
getyx(ui.input, _, x);
*line.end = L'\0';
addIRC(ui.input, line.ptr);
wclrtoeol(ui.input);
wmove(ui.input, 1, ui.cursor);
wmove(ui.input, 1, x);
}