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Split showing style codes and word wrapping

master
C. McEnroe 2020-02-04 20:23:55 -05:00
parent d57df09511
commit 9944dc484b
5 changed files with 146 additions and 59 deletions
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1
Makefile
View File

@ -6,6 +6,7 @@ CFLAGS += -std=c11 -Wall -Wextra -Wpedantic
LDLIBS = -lcurses -lcrypto -ltls
OBJS += chat.o
OBJS += edit.o
OBJS += handle.o
OBJS += irc.o
OBJS += ui.o

2
chat.c
View File

@ -41,7 +41,7 @@ enum Color idColors[IDCap] = {
size_t idNext = Network + 1;
struct Self self;
struct Self self = { .color = Default };
static volatile sig_atomic_t signals[NSIG];
static void signalHandler(int signal) {

4
chat.h
View File

@ -72,6 +72,7 @@ extern struct Self {
char *chanTypes;
char *prefixes;
char *nick;
enum Color color;
} self;
static inline void set(char **field, const char *value) {
@ -121,6 +122,9 @@ void uiFormat(
size_t id, enum Heat heat, const time_t *time, const char *format, ...
) __attribute__((format(printf, 4, 5)));
const char *editHead(void);
const char *editTail(void);
static inline enum Color hash(const char *str) {
if (*str == '~') str++;
uint32_t hash = 0;

30
edit.c 100644
View File

@ -0,0 +1,30 @@
/* Copyright (C) 2020 C. McEnroe <june@causal.agency>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <sysexits.h>
#include "chat.h"
const char *editHead(void) {
return "foo\0033bar";
}
const char *editTail(void) {
return "baz\3";
}

168
ui.c
View File

@ -268,71 +268,18 @@ static void styleParse(struct Style *style, const char **str, size_t *len) {
*len = strcspn(*str, "\2\3\17\26\35\37");
}
static int wordWidth(const char *str) {
size_t len = strcspn(str, " ");
int width = 0;
while (len) {
wchar_t wc;
int n = mbtowc(&wc, str, len);
if (n < 1) return width + len;
width += (iswprint(wc) ? wcwidth(wc) : 0);
str += n;
len -= n;
}
return width;
}
static void styleAdd(WINDOW *win, const char *str, bool show) {
int y, x, width;
getmaxyx(win, y, width);
static void statusAdd(const char *str) {
size_t len;
int align = 0;
struct Style style = Reset;
while (*str) {
if (*str == '\t') {
waddch(win, ' ');
getyx(win, y, align);
str++;
} else if (*str == ' ') {
getyx(win, y, x);
const char *word = &str[strspn(str, " ")];
if (width - x - 1 <= wordWidth(word)) {
waddch(win, '\n');
getyx(win, y, x);
wmove(win, y, align);
str = word;
} else {
waddch(win, ' ');
str++;
}
}
const char *code = str;
styleParse(&style, &str, &len);
if (show) {
wattr_set(win, A_BOLD | A_REVERSE, 0, NULL);
switch (*code) {
break; case '\2': waddch(win, 'B');
break; case '\3': waddch(win, 'C');
break; case '\17': waddch(win, 'O');
break; case '\26': waddch(win, 'R');
break; case '\35': waddch(win, 'I');
break; case '\37': waddch(win, 'U');
}
if (str - code > 1) waddnstr(win, &code[1], str - &code[1]);
}
size_t ws = strcspn(str, "\t ");
if (ws < len) len = ws;
wattr_set(
win,
status,
style.attr | colorAttr(mapColor(style.fg)),
colorPair(mapColor(style.fg), mapColor(style.bg)),
NULL
);
waddnstr(win, str, len);
waddnstr(status, str, len);
str += len;
}
}
@ -354,7 +301,7 @@ static void statusUpdate(void) {
idColors[window->id]
);
if (!window->unread) buf[unread] = '\0';
styleAdd(status, buf, false);
statusAdd(buf);
}
wclrtoeol(status);
@ -399,6 +346,61 @@ void uiShowNum(size_t num) {
windowShow(window);
}
static int wordWidth(const char *str) {
size_t len = strcspn(str, " ");
int width = 0;
while (len) {
wchar_t wc;
int n = mbtowc(&wc, str, len);
if (n < 1) return width + len;
width += (iswprint(wc) ? wcwidth(wc) : 0);
str += n;
len -= n;
}
return width;
}
static void wordWrap(WINDOW *win, const char *str) {
int y, x, width;
getmaxyx(win, y, width);
size_t len;
int align = 0;
struct Style style = Reset;
while (*str) {
if (*str == '\t') {
waddch(win, ' ');
getyx(win, y, align);
str++;
} else if (*str == ' ') {
getyx(win, y, x);
const char *word = &str[strspn(str, " ")];
if (width - x - 1 <= wordWidth(word)) {
waddch(win, '\n');
getyx(win, y, x);
wmove(win, y, align);
str = word;
} else {
waddch(win, ' ');
str++;
}
}
styleParse(&style, &str, &len);
size_t ws = strcspn(str, "\t ");
if (ws < len) len = ws;
wattr_set(
win,
style.attr | colorAttr(mapColor(style.fg)),
colorPair(mapColor(style.fg), mapColor(style.bg)),
NULL
);
waddnstr(win, str, len);
str += len;
}
}
void uiWrite(size_t id, enum Heat heat, const time_t *time, const char *str) {
(void)time;
struct Window *window = windowFor(id);
@ -410,7 +412,7 @@ void uiWrite(size_t id, enum Heat heat, const time_t *time, const char *str) {
window->heat = heat;
statusUpdate();
}
styleAdd(window->pad, str, false);
wordWrap(window->pad, str);
}
void uiFormat(
@ -425,6 +427,55 @@ void uiFormat(
uiWrite(id, heat, time, buf);
}
static void inputAdd(struct Style *style, const char *str) {
size_t len;
while (*str) {
const char *code = str;
styleParse(style, &str, &len);
wattr_set(input, A_BOLD | A_REVERSE, 0, NULL);
switch (*code) {
break; case '\2': waddch(input, 'B');
break; case '\3': waddch(input, 'C');
break; case '\17': waddch(input, 'O');
break; case '\26': waddch(input, 'R');
break; case '\35': waddch(input, 'I');
break; case '\37': waddch(input, 'U');
}
if (str - code > 1) waddnstr(input, &code[1], str - &code[1]);
wattr_set(
input,
style->attr | colorAttr(mapColor(style->fg)),
colorPair(mapColor(style->fg), mapColor(style->bg)),
NULL
);
waddnstr(input, str, len);
str += len;
}
}
static void inputUpdate(void) {
wmove(input, 0, 0);
wattr_set(
input,
colorAttr(mapColor(self.color)),
colorPair(mapColor(self.color), -1),
NULL
);
if (self.nick) {
waddch(input, '<');
waddstr(input, self.nick);
waddstr(input, "> ");
}
int y, x;
struct Style style = Reset;
inputAdd(&style, editHead());
getyx(input, y, x);
inputAdd(&style, editTail());
wclrtoeol(input);
wmove(input, y, x);
}
static void keyCode(int code) {
switch (code) {
break; case KEY_RESIZE:; // TODO
@ -467,4 +518,5 @@ void uiRead(void) {
}
meta = false;
}
inputUpdate();
}