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Handle input 

This turned out a lot better than expected. Still a long way to go in
terms of line-editing, but at least backspace works!
master
Curtis McEnroe 2018-08-03 23:54:28 -04:00
parent 9f17adce80
commit 269662d9ca
No known key found for this signature in database
GPG Key ID: CEA2F97ADCFCD77C
1 changed files with 73 additions and 22 deletions
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97
chat.c
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@ -14,6 +14,8 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
#define _XOPEN_SOURCE_EXTENDED
#include <curses.h> #include <curses.h>
#include <err.h> #include <err.h>
#include <errno.h> #include <errno.h>
@ -30,10 +32,23 @@
#include <sysexits.h> #include <sysexits.h>
#include <tls.h> #include <tls.h>
#include <unistd.h> #include <unistd.h>
#include <wchar.h>
#include <wctype.h>
#define err(...) do { endwin(); err(__VA_ARGS__); } while (0) #define err(...) do { endwin(); err(__VA_ARGS__); } while (0)
#define errx(...) do { endwin(); errx(__VA_ARGS__); } while (0) #define errx(...) do { endwin(); errx(__VA_ARGS__); } while (0)
static wchar_t *wcssep(wchar_t **stringp, const wchar_t *delim) {
wchar_t *orig = *stringp;
size_t i = wcscspn(orig, delim);
*stringp = NULL;
if (orig[i]) {
orig[i] = '\0';
*stringp = &orig[i + 1];
}
return orig;
}
static void curse(void) { static void curse(void) {
setlocale(LC_CTYPE, ""); setlocale(LC_CTYPE, "");
initscr(); initscr();
@ -51,6 +66,7 @@ static void curse(void) {
static const int TOPIC_COLS = 512; static const int TOPIC_COLS = 512;
static const int CHAT_LINES = 100; static const int CHAT_LINES = 100;
static const int INPUT_COLS = 512;
static struct { static struct {
WINDOW *topic; WINDOW *topic;
WINDOW *chat; WINDOW *chat;
@ -66,8 +82,8 @@ static void uiInit(void) {
scrollok(ui.chat, true); scrollok(ui.chat, true);
wmove(ui.chat, CHAT_LINES - (LINES - 4) - 1, 0); wmove(ui.chat, CHAT_LINES - (LINES - 4) - 1, 0);
ui.input = newwin(2, COLS, LINES - 2, 0); ui.input = newpad(2, INPUT_COLS);
mvwhline(ui.input, 0, 0, ACS_HLINE, COLS); mvwhline(ui.input, 0, 0, ACS_HLINE, INPUT_COLS);
wmove(ui.input, 1, 0); wmove(ui.input, 1, 0);
cbreak(); cbreak();
noecho(); noecho();
@ -80,7 +96,12 @@ static void uiDraw(void) {
CHAT_LINES - (LINES - 4), 0, CHAT_LINES - (LINES - 4), 0,
2, 0, LINES - 1, COLS - 1 2, 0, LINES - 1, COLS - 1
); );
wnoutrefresh(ui.input); pnoutrefresh(
ui.input,
0, 0,
LINES - 2, 0,
LINES - 1, COLS - 1
);
doupdate(); doupdate();
} }
@ -431,27 +452,57 @@ static void clientRead(void) {
memmove(buf, line, fill); memmove(buf, line, fill);
} }
static void uiRead(void) { static void privmsg(bool action, const wchar_t *mesg) {
static char buf[256]; char *line;
static size_t fill; int send;
asprintf(
// TODO: &line, ":%s!%s %nPRIVMSG %s :%s%ls%s",
int ch = wgetch(ui.input); client.nick, client.user, &send, client.chan,
if (ch == '\n') { (action ? "\1ACTION " : ""), mesg, (action ? "\1" : "")
buf[fill] = '\0'; );
char *params; if (!line) err(EX_OSERR, "asprintf");
asprintf(&params, "%s :%s", client.chan, buf); clientFmt("%s\r\n", &line[send]);
if (!params) err(EX_OSERR, "asprintf"); handle(line);
clientFmt("PRIVMSG %s\r\n", params); free(line);
handlePrivmsg(client.nick, params); // FIXME: username
free(params);
fill = 0;
wmove(ui.input, 1, 0);
wclrtoeol(ui.input);
} else {
buf[fill++] = ch;
waddch(ui.input, ch);
} }
static void input(wchar_t *input) {
if (input[0] != '/') {
privmsg(false, input);
return;
}
input++;
wchar_t *cmd = wcssep(&input, L" ");
if (!wcscmp(cmd, L"me")) {
privmsg(true, input ? input : L"");
} else {
uiFmt("/%ls isn't a recognized command", cmd);
}
}
static void uiRead(void) {
static wchar_t buf[512];
static size_t len;
wint_t ch;
wget_wch(ui.input, &ch);
switch (ch) {
break; case '\b': case '\177': {
if (len) len--;
}
break; case '\n': {
if (!len) break;
buf[len] = '\0';
input(buf);
len = 0;
}
break; default: {
if (iswprint(ch)) buf[len++] = ch;
}
}
wmove(ui.input, 1, 0);
waddnwstr(ui.input, buf, len);
wclrtoeol(ui.input);
} }
static void webirc(const char *pass) { static void webirc(const char *pass) {