mirror of
https://github.com/Tha14/toxic.git
synced 2024-11-23 00:03:02 +01:00
fix prompt bug, improve comments, and give prompt its own window struct
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parent
a57f94306a
commit
3740cb6763
81
src/prompt.c
81
src/prompt.c
@ -72,7 +72,7 @@ static int add_friend_request(uint8_t *public_key)
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static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
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{
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ChatContext *ctx = self->chatwin;
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PromptBuf *prt = self->promptbuf;
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int x, y, y2, x2;
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getyx(self->window, y, x);
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@ -80,34 +80,37 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
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/* BACKSPACE key: Remove one character from line */
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if (key == 0x107 || key == 0x8 || key == 0x7f) {
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if (ctx->pos > 0)
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del_char_buf_bck(ctx->line, &ctx->pos, &ctx->len);
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if (prt->pos > 0)
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del_char_buf_bck(prt->line, &prt->pos, &prt->len);
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wmove(self->window, y, x-1); /* not necessary but fixes a display glitch */
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prt->scroll = false;
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}
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else if (key == KEY_DC) { /* DEL key: Remove character at pos */
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if (ctx->pos != ctx->len)
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del_char_buf_frnt(ctx->line, &ctx->pos, &ctx->len);
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if (prt->pos != prt->len) {
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del_char_buf_frnt(prt->line, &prt->pos, &prt->len);
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prt->scroll = false;
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}
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}
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else if (key == KEY_HOME) { /* HOME key: Move cursor to beginning of line */
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if (ctx->pos != 0)
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ctx->pos = 0;
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if (prt->pos != 0)
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prt->pos = 0;
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}
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else if (key == KEY_END) { /* END key: move cursor to end of line */
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if (ctx->pos != ctx->len)
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ctx->pos = ctx->len;
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if (prt->pos != prt->len)
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prt->pos = prt->len;
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}
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else if (key == KEY_LEFT) {
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if (ctx->pos > 0)
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--ctx->pos;
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if (prt->pos > 0)
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--prt->pos;
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}
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else if (key == KEY_RIGHT) {
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if (ctx->pos < ctx->len)
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++ctx->pos;
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if (prt->pos < prt->len)
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++prt->pos;
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} else
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#if HAVE_WIDECHAR
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if (iswprint(key))
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@ -115,42 +118,54 @@ static void prompt_onKey(ToxWindow *self, Tox *m, wint_t key)
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if (isprint(key))
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#endif
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{
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if (ctx->len < (MAX_STR_SIZE-1))
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add_char_to_buf(ctx->line, &ctx->pos, &ctx->len, key);
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if (prt->len < (MAX_STR_SIZE-1)) {
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add_char_to_buf(prt->line, &prt->pos, &prt->len, key);
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prt->scroll = true;
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}
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}
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/* RETURN key: execute command */
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else if (key == '\n') {
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wprintw(self->window, "\n");
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uint8_t *line = wcs_to_char(ctx->line);
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uint8_t *line = wcs_to_char(prt->line);
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execute(self->window, self, m, line, GLOBAL_COMMAND_MODE);
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reset_buf(ctx->line, &ctx->pos, &ctx->len);
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reset_buf(prt->line, &prt->pos, &prt->len);
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}
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}
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static void prompt_onDraw(ToxWindow *self, Tox *m)
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{
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ChatContext *ctx = self->chatwin;
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PromptBuf *prt = self->promptbuf;
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curs_set(1);
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int x, y, x2, y2;
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getyx(self->window, y, x);
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getmaxyx(self->window, y2, x2);
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int px2 = ctx->len >= x2 ? x2 : x2 - X_OFST; /* max x to account for prompt char */
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int p_ofst = px2 != x2 ? 0 : X_OFST; /* line pos offset to account for prompt char */
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wclrtobot(self->window);
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/* Mark point of origin for new line */
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if (ctx->len > 0) {
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mvwprintw(self->window, ctx->orig_y, X_OFST, wcs_to_char(ctx->line));
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/* if len is >= screen width offset max x by X_OFST to account for prompt char */
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int px2 = prt->len >= x2 ? x2 : x2 - X_OFST;
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if (px2 <= 0)
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return;
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/* len offset to account for prompt char (0 if len is < width of screen) */
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int p_ofst = px2 != x2 ? 0 : X_OFST;
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if (prt->len > 0) {
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mvwprintw(self->window, prt->orig_y, X_OFST, wcs_to_char(prt->line));
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/* y distance between pos and len */
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int d = prt->pos < (prt->len - px2) ? (y2 - y - 1) : 0;
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/* move point of line origin up when input scrolls screen down */
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if (y == y2-1 && (ctx->len + p_ofst) % px2 == 0)
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--ctx->orig_y;
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if ( (prt->scroll) && (y + d == y2-1) && ((prt->len + p_ofst) % px2 == 0) ) {
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--prt->orig_y;
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prt->scroll = false;
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}
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} else {
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ctx->orig_y = y;
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prt->orig_y = y; /* Mark point of origin for new line */
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wattron(self->window, COLOR_PAIR(GREEN));
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mvwprintw(self->window, y, 0, "# ");
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wattroff(self->window, COLOR_PAIR(GREEN));
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@ -198,8 +213,8 @@ static void prompt_onDraw(ToxWindow *self, Tox *m)
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wattroff(statusbar->topline, A_BOLD);
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/* put cursor back in correct spot */
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int y_m = ctx->pos <= 0 ? ctx->orig_y : ctx->orig_y + ((ctx->pos + p_ofst) / px2);
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int x_m = ctx->pos > 0 ? (ctx->pos + X_OFST) % x2 : X_OFST;
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int y_m = prt->pos <= 0 ? prt->orig_y : prt->orig_y + ((prt->pos + p_ofst) / px2);
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int x_m = prt->pos > 0 ? (prt->pos + X_OFST) % x2 : X_OFST;
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wmove(self->window, y_m, x_m);
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}
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@ -297,11 +312,11 @@ ToxWindow new_prompt(void)
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strcpy(ret.name, "prompt");
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ChatContext *chatwin = calloc(1, sizeof(ChatContext));
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PromptBuf *promptbuf = calloc(1, sizeof(PromptBuf));
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StatusBar *stb = calloc(1, sizeof(StatusBar));
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if (stb != NULL && chatwin != NULL) {
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ret.chatwin = chatwin;
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if (stb != NULL && promptbuf != NULL) {
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ret.promptbuf = promptbuf;
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ret.stb = stb;
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} else {
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endwin();
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@ -52,6 +52,7 @@ enum {
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typedef struct ToxWindow ToxWindow;
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typedef struct StatusBar StatusBar;
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typedef struct PromptBuf PromptBuf;
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typedef struct ChatContext ChatContext;
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struct ToxWindow {
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@ -81,11 +82,13 @@ struct ToxWindow {
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int x;
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ChatContext *chatwin;
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PromptBuf *promptbuf;
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StatusBar *stb;
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WINDOW *window;
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};
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/* statusbar info holder */
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struct StatusBar {
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WINDOW *topline;
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uint8_t statusmsg[TOX_MAX_STATUSMESSAGE_LENGTH];
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@ -96,16 +99,26 @@ struct StatusBar {
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bool is_online;
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};
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/* chat and groupchat window/buffer holder */
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struct ChatContext {
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wchar_t line[MAX_STR_SIZE];
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size_t pos;
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size_t len;
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int orig_y;
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WINDOW *history;
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WINDOW *linewin;
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WINDOW *sidebar;
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};
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/* prompt window/buffer holder */
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struct PromptBuf {
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wchar_t line[MAX_STR_SIZE];
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size_t pos;
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size_t len;
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int orig_y;
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bool scroll; /* used for prompt window hack to determine when to scroll down */
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WINDOW *linewin;
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};
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/* Start file transfer code */
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#define MAX_FILES 256
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