diff options
| -rw-r--r-- | chat.c | 2 | ||||
| -rw-r--r-- | ui.c | 68 |
2 files changed, 53 insertions, 17 deletions
diff --git a/chat.c b/chat.c index 545eca6..a8b2fa2 100644 --- a/chat.c +++ b/chat.c @@ -122,6 +122,8 @@ int main(int argc, char *argv[]) { if (signals[SIGHUP] || signals[SIGINT] || signals[SIGTERM]) { break; } + // FIXME: Display doesn't update properly when receiving many of these + // until some input? if (signals[SIGWINCH]) { signals[SIGWINCH] = 0; cursesWinch(SIGWINCH); diff --git a/ui.c b/ui.c index b764f84..12205cc 100644 --- a/ui.c +++ b/ui.c @@ -35,6 +35,9 @@ #include "chat.h" +// Annoying stuff from <term.h>: +#undef lines + #ifndef A_ITALIC #define A_ITALIC A_UNDERLINE #endif @@ -43,16 +46,28 @@ #define RIGHT (COLS - 1) #define WINDOW_LINES (LINES - 2) -enum { - InputCols = 512, - PadLines = 512, -}; - static WINDOW *status; static WINDOW *input; +enum { BufferCap = 512 }; +struct Buffer { + time_t times[BufferCap]; + char *lines[BufferCap]; + size_t len; +}; +static_assert(!(BufferCap & (BufferCap - 1)), "BufferCap is power of two"); + +static void bufferPush(struct Buffer *buffer, time_t time, const char *line) { + size_t i = buffer->len++ % BufferCap; + free(buffer->lines[i]); + buffer->times[i] = time; + buffer->lines[i] = strdup(line); + if (!buffer->lines[i]) err(EX_OSERR, "strdup"); +} + struct Window { size_t id; + struct Buffer buffer; WINDOW *pad; enum Heat heat; int unread; @@ -89,17 +104,15 @@ static struct Window *windowFor(size_t id) { for (window = windows.head; window; window = window->next) { if (window->id == id) return window; } - window = malloc(sizeof(*window)); + window = calloc(1, sizeof(*window)); if (!window) err(EX_OSERR, "malloc"); window->id = id; - window->pad = newpad(PadLines, COLS); - window->heat = Cold; - window->unread = 0; - window->scroll = PadLines; - window->mark = true; + window->pad = newpad(BufferCap, COLS); scrollok(window->pad, true); - wmove(window->pad, PadLines - 1, 0); + wmove(window->pad, BufferCap - 1, 0); + window->scroll = BufferCap; + window->mark = true; windowAdd(window); return window; @@ -190,7 +203,7 @@ void uiInit(void) { colorInit(); status = newwin(1, COLS, 0, 0); - input = newpad(1, InputCols); + input = newpad(1, 512); keypad(input, true); nodelay(input, true); windows.active = windowFor(Network); @@ -380,9 +393,11 @@ static void wordWrap(WINDOW *win, const char *str) { } } -void uiWrite(size_t id, enum Heat heat, const time_t *time, const char *str) { - (void)time; +void uiWrite(size_t id, enum Heat heat, const time_t *src, const char *str) { struct Window *window = windowFor(id); + time_t clock = (src ? *src : time(NULL)); + bufferPush(&window->buffer, clock, str); + waddch(window->pad, '\n'); if (window->mark && heat > Cold) { if (!window->unread++) { @@ -406,6 +421,25 @@ void uiFormat( uiWrite(id, heat, time, buf); } +static void reflow(struct Window *window) { + werase(window->pad); + wmove(window->pad, BufferCap - 1, 0); + size_t len = window->buffer.len; + for (size_t i = (len > BufferCap ? len - BufferCap : 0); i < len; ++i) { + waddch(window->pad, '\n'); + wordWrap(window->pad, window->buffer.lines[i % BufferCap]); + } +} + +static void resize(void) { + // FIXME: Only reflow when COLS changes. + for (struct Window *window = windows.head; window; window = window->next) { + wresize(window->pad, BufferCap, COLS); + reflow(window); + } + statusUpdate(); +} + static void inputAdd(struct Style *style, const char *str) { size_t len; while (*str) { @@ -480,7 +514,7 @@ void uiShowNum(size_t num) { static void keyCode(int code) { switch (code) { - break; case KEY_RESIZE:; // TODO + break; case KEY_RESIZE: resize(); break; case KeyFocusIn: unmark(); break; case KeyFocusOut: windows.active->mark = true; break; case KeyPasteOn:; // TODO @@ -490,7 +524,7 @@ static void keyCode(int code) { static void keyMeta(wchar_t ch) { switch (ch) { - break; case L'm': uiWrite(windows.active->id, Cold, NULL, ""); + break; case L'm': waddch(windows.active->pad, '\n'); break; default: { if (ch >= L'0' && ch <= L'9') uiShowNum(ch - L'0'); } |