Render one main window from buffers
Still missing: split scrolling and preserving a blank on reflow either from resize or ignore toggling. Anecdata: on one of my instances of catgirl, RAM usage of the previous release was ~30M, RAM usage of this commit was ~12M.weechat-hashes
C. McEnroe
parent
4dc87ab9cd
commit
149cafc5ab
5
buffer.c
5
buffer.c
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@ -178,6 +178,11 @@ int bufferPush(
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return flow(&buffer->hard, cols, soft);
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}
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int bufferBlank(struct Buffer *buffer) {
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struct Line blank = { .heat = Cold, .str = "" };
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return flow(&buffer->hard, 1, &blank);
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}
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void bufferReflow(struct Buffer *buffer, int cols) {
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buffer->hard.len = 0;
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for (size_t i = 0; i < BufferCap; ++i) {
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1
chat.h
1
chat.h
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@ -291,6 +291,7 @@ int bufferPush(
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struct Buffer *buffer, int cols,
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enum Heat heat, time_t time, const char *str
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);
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int bufferBlank(struct Buffer *buffer);
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void bufferReflow(struct Buffer *buffer, int cols);
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enum Edit {
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208
ui.c
208
ui.c
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@ -59,7 +59,6 @@
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enum {
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StatusLines = 1,
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WindowLines = 1024,
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MarkerLines = 1,
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SplitLines = 5,
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InputLines = 1,
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@ -71,12 +70,11 @@ enum {
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#define MAIN_LINES (LINES - StatusLines - InputLines)
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static WINDOW *status;
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static WINDOW *marker;
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static WINDOW *main;
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static WINDOW *input;
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struct Window {
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uint id;
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WINDOW *pad;
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int scroll;
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bool mark;
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bool mute;
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@ -136,10 +134,6 @@ static uint windowFor(uint id) {
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if (!window) err(EX_OSERR, "malloc");
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window->id = id;
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window->pad = newpad(WindowLines, COLS);
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if (!window->pad) err(EX_OSERR, "newpad");
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scrollok(window->pad, true);
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wmove(window->pad, WindowLines - 1, 0);
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window->mark = true;
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window->ignore = true;
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window->buffer = bufferAlloc();
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@ -149,7 +143,6 @@ static uint windowFor(uint id) {
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static void windowFree(struct Window *window) {
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bufferFree(window->buffer);
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delwin(window->pad);
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free(window);
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}
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@ -275,11 +268,8 @@ void uiInit(void) {
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status = newwin(StatusLines, COLS, 0, 0);
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if (!status) err(EX_OSERR, "newwin");
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marker = newwin(
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MarkerLines, COLS,
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LINES - InputLines - SplitLines - MarkerLines, 0
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);
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wbkgd(marker, ACS_BULLET);
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main = newwin(MAIN_LINES, COLS, StatusLines, 0);
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if (!main) err(EX_OSERR, "newwin");
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input = newpad(InputLines, InputCols);
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if (!input) err(EX_OSERR, "newpad");
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@ -299,30 +289,7 @@ static char prevTitle[sizeof(title)];
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void uiDraw(void) {
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if (hidden) return;
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wnoutrefresh(status);
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const struct Window *window = windows.ptrs[windows.show];
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if (!window->scroll) {
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pnoutrefresh(
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window->pad,
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WindowLines - MAIN_LINES, 0,
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StatusLines, 0,
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BOTTOM - InputLines, RIGHT
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);
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} else {
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pnoutrefresh(
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window->pad,
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WindowLines - window->scroll - MAIN_LINES + MarkerLines, 0,
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StatusLines, 0,
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BOTTOM - InputLines - SplitLines - MarkerLines, RIGHT
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);
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touchwin(marker);
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wnoutrefresh(marker);
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pnoutrefresh(
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window->pad,
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WindowLines - SplitLines, 0,
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LINES - InputLines - SplitLines, 0,
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BOTTOM - InputLines, RIGHT
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);
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}
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wnoutrefresh(main);
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int y, x;
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getyx(input, y, x);
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pnoutrefresh(
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@ -383,12 +350,12 @@ static short stylePair(struct Style style) {
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return colorPair(Colors[style.fg], Colors[style.bg]);
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}
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static void statusAdd(const char *str) {
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static void styleAdd(WINDOW *win, const char *str) {
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struct Style style = StyleDefault;
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while (*str) {
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size_t len = styleParse(&style, &str);
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wattr_set(status, styleAttr(style), stylePair(style), NULL);
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waddnstr(status, str, len);
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wattr_set(win, styleAttr(style), stylePair(style), NULL);
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waddnstr(win, str, len);
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str += len;
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}
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}
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@ -431,7 +398,7 @@ static void statusUpdate(void) {
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if (window->scroll) {
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catf(&cat, "~%d ", window->scroll);
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}
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statusAdd(buf);
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styleAdd(status, buf);
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}
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wclrtoeol(status);
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@ -480,14 +447,35 @@ void uiHide(void) {
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endwin();
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}
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static void windowUpdate(void) {
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struct Window *window = windows.ptrs[windows.show];
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int y = MAIN_LINES - 1;
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for (size_t i = BufferCap - 1 - window->scroll; i < BufferCap; --i) {
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const struct Line *line = bufferHard(window->buffer, i);
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if (!line) continue;
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if (line->heat < Cold && window->ignore) continue;
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wmove(main, y, 0);
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styleAdd(main, line->str);
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wclrtoeol(main);
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if (!y--) break;
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}
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while (y >= 0) {
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wmove(main, y--, 0);
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wclrtoeol(main);
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}
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}
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static void windowScroll(struct Window *window, int n) {
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mark(window);
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window->scroll += n;
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if (window->scroll > WindowLines - MAIN_LINES) {
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window->scroll = WindowLines - MAIN_LINES;
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if (window->scroll > BufferCap - MAIN_LINES) {
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window->scroll = BufferCap - MAIN_LINES;
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}
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if (window->scroll < 0) window->scroll = 0;
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unmark(window);
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windowUpdate();
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}
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static void windowScrollPage(struct Window *window, int n) {
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@ -499,72 +487,6 @@ static void windowScrollUnread(struct Window *window) {
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windowScroll(window, window->unreadHard - MAIN_LINES);
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}
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static int wordWidth(const char *str) {
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size_t len = strcspn(str, " \t");
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int width = 0;
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while (len) {
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wchar_t wc;
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int n = mbtowc(&wc, str, len);
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if (n < 1) return width + len;
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width += (iswprint(wc) ? wcwidth(wc) : 0);
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str += n;
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len -= n;
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}
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return width;
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}
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// XXX: ncurses likes to render zero-width characters as spaces...
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static int waddnstrnzw(WINDOW *win, const char *str, int len) {
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wchar_t wc;
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while (len) {
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int n = mbtowc(&wc, str, len);
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if (n < 1) return waddnstr(win, str, len);
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if (wcwidth(wc)) waddnstr(win, str, n);
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str += n;
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len -= n;
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}
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return OK;
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}
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static int wordWrap(WINDOW *win, const char *str) {
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int y, x, width;
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getmaxyx(win, y, width);
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waddch(win, '\n');
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int lines = 1;
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int align = 0;
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struct Style style = StyleDefault;
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while (*str) {
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char ch = *str;
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if (ch == ' ' || ch == '\t') {
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getyx(win, y, x);
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const char *word = &str[strspn(str, " \t")];
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if (width - x - 1 <= wordWidth(word)) {
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lines += 1 + (align + wordWidth(word)) / width;
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waddch(win, '\n');
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getyx(win, y, x);
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wmove(win, y, align);
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str = word;
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} else {
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waddch(win, (align ? ch : ' '));
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str++;
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}
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}
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if (ch == '\t' && !align) {
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getyx(win, y, align);
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}
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size_t len = styleParse(&style, &str);
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size_t ws = strcspn(str, " \t");
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if (ws < len) len = ws;
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wattr_set(win, styleAttr(style), stylePair(style), NULL);
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waddnstrnzw(win, str, len);
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str += len;
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}
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return lines;
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}
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struct Util uiNotifyUtil;
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static void notify(uint id, const char *str) {
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if (!uiNotifyUtil.argc) return;
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@ -596,23 +518,21 @@ static void notify(uint id, const char *str) {
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void uiWrite(uint id, enum Heat heat, const time_t *src, const char *str) {
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struct Window *window = windows.ptrs[windowFor(id)];
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time_t ts = (src ? *src : time(NULL));
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bufferPush(window->buffer, COLS, heat, ts, str);
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int lines = bufferPush(window->buffer, COLS, heat, ts, str);
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if (heat < Cold && window->ignore) return;
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int lines = 0;
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if (!window->unreadSoft++) window->unreadHard = 0;
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if (window->mark && heat > Cold) {
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if (!window->unreadWarm++) {
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lines++;
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waddch(window->pad, '\n');
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lines += bufferBlank(window->buffer);
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}
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if (heat > window->heat) window->heat = heat;
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statusUpdate();
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}
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lines += wordWrap(window->pad, str);
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window->unreadHard += lines;
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if (window->scroll) windowScroll(window, lines);
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windowUpdate();
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if (window->mark && heat > Warm) {
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beep();
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@ -632,45 +552,13 @@ void uiFormat(
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uiWrite(id, heat, time, buf);
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}
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static void reflow(struct Window *window) {
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werase(window->pad);
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wmove(window->pad, 0, 0);
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int flowed = 0;
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window->unreadHard = 0;
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for (size_t i = 0; i < BufferCap; ++i) {
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const struct Line *line = bufferSoft(window->buffer, i);
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if (!line) continue;
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if (line->heat < Cold && window->ignore) continue;
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int lines = 0;
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if (i == (size_t)(BufferCap - window->unreadSoft)) {
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waddch(window->pad, '\n');
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lines++;
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}
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lines += wordWrap(window->pad, line->str);
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if (i >= (size_t)(BufferCap - window->unreadSoft)) {
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window->unreadHard += lines;
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}
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flowed += lines;
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}
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if (flowed < WindowLines) {
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wscrl(window->pad, -(WindowLines - 1 - flowed));
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wmove(window->pad, WindowLines - 1, RIGHT);
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}
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}
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static void resize(void) {
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mvwin(marker, LINES - InputLines - SplitLines - MarkerLines, 0);
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int height, width;
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getmaxyx(windows.ptrs[0]->pad, height, width);
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if (width == COLS) return;
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for (uint num = 0; num < windows.len; ++num) {
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wresize(windows.ptrs[num]->pad, WindowLines, COLS);
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reflow(windows.ptrs[num]);
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}
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(void)height;
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statusUpdate();
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wresize(main, MAIN_LINES, COLS);
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for (uint num = 0; num < windows.len; ++num) {
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bufferReflow(windows.ptrs[num]->buffer, COLS);
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}
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windowUpdate();
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}
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static void bufferList(const struct Buffer *buffer) {
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@ -793,12 +681,12 @@ static void inputUpdate(void) {
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}
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static void windowShow(uint num) {
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touchwin(windows.ptrs[num]->pad);
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windows.swap = windows.show;
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windows.show = num;
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windows.user = num;
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mark(windows.ptrs[windows.swap]);
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unmark(windows.ptrs[windows.show]);
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windowUpdate();
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inputUpdate();
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}
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@ -830,6 +718,7 @@ static void windowClose(uint num) {
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windows.swap = windows.show;
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} else if (windows.show > num) {
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windows.show--;
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windowUpdate();
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}
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statusUpdate();
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}
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@ -844,7 +733,7 @@ void uiCloseNum(uint num) {
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static void toggleIgnore(struct Window *window) {
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window->ignore ^= true;
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reflow(window);
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windowUpdate();
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statusUpdate();
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}
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@ -889,8 +778,8 @@ static void keyCode(int code) {
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break; case KeyMetaMinus: toggleIgnore(window);
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break; case KeyMetaSlash: windowShow(windows.swap);
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break; case KeyMetaGt: windowScroll(window, -WindowLines);
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break; case KeyMetaLt: windowScroll(window, +WindowLines);
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break; case KeyMetaGt: windowScroll(window, -BufferCap);
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break; case KeyMetaLt: windowScroll(window, +BufferCap);
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break; case KeyMeta0 ... KeyMeta9: uiShowNum(code - KeyMeta0);
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break; case KeyMetaA: showAuto();
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@ -898,7 +787,7 @@ static void keyCode(int code) {
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break; case KeyMetaD: edit(id, EditDeleteNextWord, 0);
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break; case KeyMetaF: edit(id, EditNextWord, 0);
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break; case KeyMetaL: bufferList(window->buffer);
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break; case KeyMetaM: waddch(window->pad, '\n');
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break; case KeyMetaM: bufferBlank(window->buffer); windowUpdate();
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break; case KeyMetaQ: edit(id, EditCollapse, 0);
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break; case KeyMetaU: windowScrollUnread(window);
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break; case KeyMetaV: windowScrollPage(window, +1);
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@ -913,8 +802,8 @@ static void keyCode(int code) {
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break; case KEY_NPAGE: windowScrollPage(window, -1);
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break; case KEY_PPAGE: windowScrollPage(window, +1);
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break; case KEY_RIGHT: edit(id, EditNext, 0);
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break; case KEY_SEND: windowScroll(window, -WindowLines);
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break; case KEY_SHOME: windowScroll(window, +WindowLines);
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break; case KEY_SEND: windowScroll(window, -BufferCap);
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break; case KEY_SHOME: windowScroll(window, +BufferCap);
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break; case KEY_UP: windowScroll(window, +1);
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}
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}
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@ -1095,7 +984,6 @@ void uiLoad(const char *name) {
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readString(file, &buf, &cap);
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bufferPush(window->buffer, COLS, heat, time, buf);
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}
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reflow(window);
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}
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free(buf);
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Loading…
Reference in New Issue