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refactor prompt to allow scrolling

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This commit is contained in:
Jfreegman
2014-03-25 03:17:22 -04:00
parent a40b6b1b1b
commit 5e941427d3
8 changed files with 252 additions and 209 deletions
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161
src/prompt.c
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@ -65,25 +65,6 @@ const uint8_t glob_cmd_list[AC_NUM_GLOB_COMMANDS][MAX_CMDNAME_SIZE] = {
#endif /* _SUPPORT_AUDIO */
};
/* prevents input string from eating system messages: call this prior to printing a prompt message
TODO: This is only a partial fix */
void prep_prompt_win(void)
{
ChatContext *ctx = prompt->chatwin;
if (ctx->len <= 0)
return;
wprintw(prompt->window, "\n");
if (!ctx->at_bottom) {
wmove(prompt->window, ctx->orig_y - 1, X_OFST);
++ctx->orig_y;
} else {
wmove(prompt->window, ctx->orig_y - 2, X_OFST);
}
}
/* Updates own nick in prompt statusbar */
void prompt_update_nick(ToxWindow *prompt, uint8_t *nick, uint16_t len)
{
@ -142,14 +123,26 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
ChatContext *ctx = self->chatwin;
int x, y, y2, x2;
getyx(self->window, y, x);
getmaxyx(self->window, y2, x2);
getyx(ctx->history, y, x);
getmaxyx(ctx->history, y2, x2);
/* this is buggy */
//if (key == T_KEY_ESC) { /* ESC key: Toggle history scroll mode */
// bool scroll = ctx->hst->scroll_mode ? false : true;
// line_info_toggle_scroll(self, scroll);
//}
/* If we're in scroll mode ignore rest of function */
if (ctx->hst->scroll_mode) {
line_info_onKey(self, key);
return;
}
/* BACKSPACE key: Remove one character from line */
if (key == 0x107 || key == 0x8 || key == 0x7f) {
if (ctx->pos > 0) {
del_char_buf_bck(ctx->line, &ctx->pos, &ctx->len);
wmove(self->window, y, x-1); /* not necessary but fixes a display glitch */
wmove(ctx->history, y, x-1); /* not necessary but fixes a display glitch */
ctx->scroll = false;
} else {
beep();
@ -167,8 +160,8 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
else if (key == T_KEY_DISCARD) { /* CTRL-U: Delete entire line behind pos */
if (ctx->pos > 0) {
wmove(self->window, ctx->orig_y, X_OFST);
wclrtobot(self->window);
wmove(ctx->history, ctx->orig_y, X_OFST);
wclrtobot(ctx->history);
discard_buf(ctx->line, &ctx->pos, &ctx->len);
} else {
beep();
@ -207,7 +200,7 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
}
else if (key == KEY_UP) { /* fetches previous item in history */
wmove(self->window, ctx->orig_y, X_OFST);
wmove(ctx->history, ctx->orig_y, X_OFST);
fetch_hist_item(ctx->line, &ctx->pos, &ctx->len, ctx->ln_history, ctx->hst_tot,
&ctx->hst_pos, MOVE_UP);
@ -222,14 +215,14 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
int k = ctx->orig_y + ((ctx->len + p_ofst) / px2);
if (k >= y2) {
wprintw(self->window, "\n");
wprintw(ctx->history, "\n");
--ctx->orig_y;
}
}
}
else if (key == KEY_DOWN) { /* fetches next item in history */
wmove(self->window, ctx->orig_y, X_OFST);
wmove(ctx->history, ctx->orig_y, X_OFST);
fetch_hist_item(ctx->line, &ctx->pos, &ctx->len, ctx->ln_history, ctx->hst_tot,
&ctx->hst_pos, MOVE_DOWN);
}
@ -258,8 +251,8 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
}
/* RETURN key: execute command */
else if (key == '\n') {
wprintw(self->window, "\n");
uint8_t line[MAX_STR_SIZE];
wprintw(ctx->history, "\n");
uint8_t line[MAX_STR_SIZE] = {0};
if (wcs_to_mbs_buf(line, ctx->line, MAX_STR_SIZE) == -1)
memset(&line, 0, sizeof(line));
@ -267,7 +260,8 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
if (!string_is_empty(line))
add_line_to_hist(ctx->line, ctx->len, ctx->ln_history, &ctx->hst_tot, &ctx->hst_pos);
execute(self->window, self, m, line, GLOBAL_COMMAND_MODE);
line_info_add(self, NULL, NULL, NULL, line, PROMPT, 0, 0);
execute(ctx->history, self, m, line, GLOBAL_COMMAND_MODE);
reset_buf(ctx->line, &ctx->pos, &ctx->len);
}
}
@ -277,9 +271,8 @@ static void prompt_onDraw(ToxWindow *self, Tox *m)
ChatContext *ctx = self->chatwin;
int x, y, x2, y2;
getyx(self->window, y, x);
getmaxyx(self->window, y2, x2);
wclrtobot(self->window);
getyx(ctx->history, y, x);
getmaxyx(ctx->history, y2, x2);
line_info_print(self);
/* if len is >= screen width offset max x by X_OFST to account for prompt char */
@ -297,7 +290,7 @@ static void prompt_onDraw(ToxWindow *self, Tox *m)
if (wcs_to_mbs_buf(line, ctx->line, MAX_STR_SIZE) == -1)
reset_buf(ctx->line, &ctx->pos, &ctx->len);
else
mvwprintw(self->window, ctx->orig_y, X_OFST, line);
mvwprintw(ctx->history, ctx->orig_y, X_OFST, line);
int k = ctx->orig_y + ((ctx->len + p_ofst) / px2);
@ -315,9 +308,9 @@ static void prompt_onDraw(ToxWindow *self, Tox *m)
ctx->orig_y = y;
}
wattron(self->window, COLOR_PAIR(GREEN));
mvwprintw(self->window, ctx->orig_y, 0, "$ ");
wattroff(self->window, COLOR_PAIR(GREEN));
wattron(ctx->history, COLOR_PAIR(GREEN));
mvwprintw(ctx->history, ctx->orig_y, 0, "$ ");
wattroff(ctx->history, COLOR_PAIR(GREEN));
StatusBar *statusbar = self->stb;
werase(statusbar->topline);
@ -363,43 +356,18 @@ static void prompt_onDraw(ToxWindow *self, Tox *m)
if (statusbar->statusmsg[0])
wprintw(statusbar->topline, " - %s", statusbar->statusmsg);
wprintw(statusbar->topline, "\n");
/* put cursor back in correct spot */
int y_m = ctx->orig_y + ((ctx->pos + p_ofst) / px2);
int x_m = (ctx->pos + X_OFST) % x2;
wmove(self->window, y_m, x_m);
}
static void prompt_onInit(ToxWindow *self, Tox *m)
{
curs_set(1);
scrollok(self->window, true);
ChatContext *ctx = self->chatwin;
ctx->log = malloc(sizeof(struct chatlog));
ctx->hst = malloc(sizeof(struct history));
if (ctx->log == NULL || ctx->hst == NULL) {
endwin();
fprintf(stderr, "malloc() failed. Aborting...\n");
exit(EXIT_FAILURE);
}
memset(ctx->log, 0, sizeof(struct chatlog));
memset(ctx->hst, 0, sizeof(struct history));
execute(self->window, self, m, "/help", GLOBAL_COMMAND_MODE);
wclrtoeol(self->window);
}
static void prompt_onConnectionChange(ToxWindow *self, Tox *m, int32_t friendnum , uint8_t status)
{
if (friendnum < 0)
return;
ChatContext *ctx = self->chatwin;
prep_prompt_win();
uint8_t nick[TOX_MAX_NAME_LENGTH] = {'\0'};
@ -409,31 +377,18 @@ static void prompt_onConnectionChange(ToxWindow *self, Tox *m, int32_t friendnum
if (!nick[0])
snprintf(nick, sizeof(nick), "%s", UNKNOWN_NAME);
wprintw(self->window, "\n");
print_time(self->window);
const uint8_t *msg;
uint8_t timefrmt[TIME_STR_SIZE];
get_time_str(timefrmt);
uint8_t *msg;
if (status == 1) {
msg = "has come online";
wattron(self->window, COLOR_PAIR(GREEN));
wattron(self->window, A_BOLD);
wprintw(self->window, "* %s ", nick);
wattroff(self->window, A_BOLD);
wprintw(self->window, "%s\n", msg);
wattroff(self->window, COLOR_PAIR(GREEN));
line_info_add(self, timefrmt, nick, NULL, msg, CONNECTION, 0, GREEN);
write_to_log(msg, nick, ctx->log, true);
alert_window(self, WINDOW_ALERT_2, false);
} else {
msg = "has gone offline";
wattron(self->window, COLOR_PAIR(RED));
wattron(self->window, A_BOLD);
wprintw(self->window, "* %s ", nick);
wattroff(self->window, A_BOLD);
wprintw(self->window, "%s\n", msg);
wattroff(self->window, COLOR_PAIR(RED));
line_info_add(self, timefrmt, nick, NULL, msg, CONNECTION, 0, RED);
write_to_log(msg, nick, ctx->log, true);
}
}
@ -443,33 +398,32 @@ static void prompt_onFriendRequest(ToxWindow *self, Tox *m, uint8_t *key, uint8_
/* make sure message data is null-terminated */
data[length - 1] = 0;
ChatContext *ctx = self->chatwin;
prep_prompt_win();
wprintw(self->window, "\n");
print_time(self->window);
wprintw(ctx->history, "\n");
print_time(ctx->history);
uint8_t msg[MAX_STR_SIZE];
snprintf(msg, sizeof(msg), "Friend request with the message '%s'\n", data);
wprintw(self->window, "%s", msg);
wprintw(ctx->history, "%s", msg);
write_to_log(msg, "", ctx->log, true);
int n = add_friend_request(key);
if (n == -1) {
const uint8_t *errmsg = "Friend request queue is full. Discarding request.\n";
wprintw(self->window, "%s", errmsg);
wprintw(ctx->history, "%s", errmsg);
write_to_log(errmsg, "", ctx->log, true);
return;
}
wprintw(self->window, "Type \"/accept %d\" to accept it.\n", n);
wprintw(ctx->history, "Type \"/accept %d\" to accept it.\n", n);
alert_window(self, WINDOW_ALERT_1, true);
}
void prompt_init_statusbar(ToxWindow *self, Tox *m)
{
int x, y;
getmaxyx(self->window, y, x);
int x2, y2;
getmaxyx(self->window, y2, x2);
/* Init statusbar info */
StatusBar *statusbar = self->stb;
@ -499,7 +453,36 @@ void prompt_init_statusbar(ToxWindow *self, Tox *m)
prompt_update_status(prompt, status);
/* Init statusbar subwindow */
statusbar->topline = subwin(self->window, 2, x, 0, 0);
statusbar->topline = subwin(self->window, 2, x2, 0, 0);
}
static void prompt_onInit(ToxWindow *self, Tox *m)
{
ChatContext *ctx = self->chatwin;
curs_set(1);
int y2, x2;
getmaxyx(self->window, y2, x2);
ctx->history = subwin(self->window, y2, x2, 0, 0);
scrollok(ctx->history, 1);
ctx->log = malloc(sizeof(struct chatlog));
ctx->hst = malloc(sizeof(struct history));
if (ctx->log == NULL || ctx->hst == NULL) {
endwin();
fprintf(stderr, "malloc() failed. Aborting...\n");
exit(EXIT_FAILURE);
}
memset(ctx->log, 0, sizeof(struct chatlog));
memset(ctx->hst, 0, sizeof(struct history));
line_info_init(ctx->hst);
execute(ctx->history, self, m, "/help", GLOBAL_COMMAND_MODE);
wmove(ctx->history, y2-1, 2);
}
ToxWindow new_prompt(void)