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-rw-r--r--window-copy.c257
1 files changed, 187 insertions, 70 deletions
diff --git a/window-copy.c b/window-copy.c
index 5d915dee..bb0e81c5 100644
--- a/window-copy.c
+++ b/window-copy.c
@@ -93,9 +93,28 @@ enum window_copy_input_type {
WINDOW_COPY_GOTOLINE,
};
+/*
+ * Copy-mode's visible screen (the "screen" field) is filled from one of
+ * two sources: the original contents of the pane (used when we
+ * actually enter via the "copy-mode" command, to copy the contents of
+ * the current pane), or else a series of lines containing the output
+ * from an output-writing tmux command (such as any of the "show-*" or
+ * "list-*" commands).
+ *
+ * In either case, the full content of the copy-mode grid is pointed at
+ * by the "backing" field, and is copied into "screen" as needed (that
+ * is, when scrolling occurs). When copy-mode is backed by a pane,
+ * backing points directly at that pane's screen structure (&wp->base);
+ * when backed by a list of output-lines from a command, it points at
+ * a newly-allocated screen structure (which is deallocated when the
+ * mode ends).
+ */
struct window_copy_mode_data {
struct screen screen;
+ struct screen *backing;
+ int backing_written; /* backing display has started */
+
struct mode_key_data mdata;
u_int oy;
@@ -129,18 +148,18 @@ window_copy_init(struct window_pane *wp)
{
struct window_copy_mode_data *data;
struct screen *s;
- struct screen_write_ctx ctx;
- u_int i;
int keys;
wp->modedata = data = xmalloc(sizeof *data);
data->oy = 0;
- data->cx = wp->base.cx;
- data->cy = wp->base.cy;
+ data->cx = 0;
+ data->cy = 0;
data->lastcx = 0;
data->lastsx = 0;
+ data->backing_written = 0;
+
data->rectflag = 0;
data->inputtype = WINDOW_COPY_OFF;
@@ -168,6 +187,26 @@ window_copy_init(struct window_pane *wp)
else
mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
+ data->backing = NULL;
+
+ return (s);
+}
+
+void
+window_copy_init_from_pane(struct window_pane *wp)
+{
+ struct window_copy_mode_data *data = wp->modedata;
+ struct screen *s = &data->screen;
+ struct screen_write_ctx ctx;
+ u_int i;
+
+ if (wp->mode != &window_copy_mode)
+ fatalx("not in copy mode");
+
+ data->backing = &wp->base;
+ data->cx = data->backing->cx;
+ data->cy = data->backing->cy;
+
s->cx = data->cx;
s->cy = data->cy;
@@ -176,8 +215,17 @@ window_copy_init(struct window_pane *wp)
window_copy_write_line(wp, &ctx, i);
screen_write_cursormove(&ctx, data->cx, data->cy);
screen_write_stop(&ctx);
+}
- return (s);
+void
+window_copy_init_for_output(struct window_pane *wp)
+{
+ struct window_copy_mode_data *data = wp->modedata;
+
+ data->backing = xmalloc(sizeof *data->backing);
+ screen_init(data->backing, screen_size_x(&wp->base),
+ screen_size_y(&wp->base), UINT_MAX);
+ data->backing->mode &= ~MODE_WRAP;
}
void
@@ -192,12 +240,74 @@ window_copy_free(struct window_pane *wp)
xfree(data->searchstr);
xfree(data->inputstr);
+ if (data->backing != &wp->base) {
+ screen_free(data->backing);
+ xfree(data->backing);
+ }
screen_free(&data->screen);
xfree(data);
}
void
+window_copy_add(struct window_pane *wp, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ window_copy_vadd(wp, fmt, ap);
+ va_end(ap);
+}
+
+void
+window_copy_vadd(struct window_pane *wp, const char *fmt, va_list ap)
+{
+ struct window_copy_mode_data *data = wp->modedata;
+ struct screen *backing = data->backing;
+ struct screen_write_ctx back_ctx, ctx;
+ struct grid_cell gc;
+ int utf8flag;
+ u_int old_hsize;
+
+ if (backing == &wp->base)
+ return;
+
+ utf8flag = options_get_number(&wp->window->options, "utf8");
+ memcpy(&gc, &grid_default_cell, sizeof gc);
+
+ old_hsize = screen_hsize(data->backing);
+ screen_write_start(&back_ctx, NULL, backing);
+ if (data->backing_written) {
+ /*
+ * On the second or later line, do a CRLF before writing
+ * (so it's on a new line).
+ */
+ screen_write_carriagereturn(&back_ctx);
+ screen_write_linefeed(&back_ctx, 0);
+ } else
+ data->backing_written = 1;
+ screen_write_vnputs(&back_ctx, 0, &gc, utf8flag, fmt, ap);
+ screen_write_stop(&back_ctx);
+
+ data->oy += screen_hsize(data->backing) - old_hsize;
+
+ screen_write_start(&ctx, wp, &data->screen);
+
+ /*
+ * If the history has changed, draw the top line.
+ * (If there's any history at all, it has changed.)
+ */
+ if (screen_hsize(data->backing))
+ window_copy_redraw_lines(wp, 0, 1);
+
+ /* Write the line, if it's visible. */
+ if (backing->cy + data->oy < screen_size_y(backing))
+ window_copy_redraw_lines(wp, backing->cy, 1);
+
+ screen_write_stop(&ctx);
+}
+
+void
window_copy_pageup(struct window_pane *wp)
{
struct window_copy_mode_data *data = wp->modedata;
@@ -207,8 +317,8 @@ window_copy_pageup(struct window_pane *wp)
n = 1;
if (screen_size_y(s) > 2)
n = screen_size_y(s) - 2;
- if (data->oy + n > screen_hsize(&wp->base))
- data->oy = screen_hsize(&wp->base);
+ if (data->oy + n > screen_hsize(data->backing))
+ data->oy = screen_hsize(data->backing);
else
data->oy += n;
window_copy_update_selection(wp);
@@ -223,6 +333,8 @@ window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
struct screen_write_ctx ctx;
screen_resize(s, sx, sy);
+ if (data->backing != &wp->base)
+ screen_resize(data->backing, sx, sy);
if (data->cy > sy - 1)
data->cy = sy - 1;
@@ -329,8 +441,8 @@ window_copy_key(struct window_pane *wp, struct client *c, int key)
case MODEKEYCOPY_HALFPAGEUP:
n = screen_size_y(s) / 2;
for (; np != 0; np--) {
- if (data->oy + n > screen_hsize(&wp->base))
- data->oy = screen_hsize(&wp->base);
+ if (data->oy + n > screen_hsize(data->backing))
+ data->oy = screen_hsize(data->backing);
else
data->oy += n;
}
@@ -369,7 +481,7 @@ window_copy_key(struct window_pane *wp, struct client *c, int key)
case MODEKEYCOPY_HISTORYTOP:
data->cx = 0;
data->cy = 0;
- data->oy = screen_hsize(&wp->base);
+ data->oy = screen_hsize(data->backing);
window_copy_update_selection(wp);
window_copy_redraw_screen(wp);
break;
@@ -665,8 +777,7 @@ void
window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *s = &wp->base;
- struct grid *gd = s->grid;
+ struct grid *gd = data->backing->grid;
u_int offset, gap;
data->cx = px;
@@ -761,7 +872,7 @@ void
window_copy_search_up(struct window_pane *wp, const char *searchstr)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *s = &wp->base, ss;
+ struct screen *s = data->backing, ss;
struct screen_write_ctx ctx;
struct grid *gd = s->grid, *sgd;
struct grid_cell gc;
@@ -818,7 +929,7 @@ void
window_copy_search_down(struct window_pane *wp, const char *searchstr)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *s = &wp->base, ss;
+ struct screen *s = data->backing, ss;
struct screen_write_ctx ctx;
struct grid *gd = s->grid, *sgd;
struct grid_cell gc;
@@ -878,7 +989,7 @@ window_copy_goto_line(struct window_pane *wp, const char *linestr)
const char *errstr;
u_int lineno;
- lineno = strtonum(linestr, 0, screen_hsize(&wp->base), &errstr);
+ lineno = strtonum(linestr, 0, screen_hsize(data->backing), &errstr);
if (errstr != NULL)
return;
@@ -906,7 +1017,7 @@ window_copy_write_line(
last = screen_size_y(s) - 1;
if (py == 0) {
size = xsnprintf(hdr, sizeof hdr,
- "[%u/%u]", data->oy, screen_hsize(&wp->base));
+ "[%u/%u]", data->oy, screen_hsize(data->backing));
screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
screen_write_puts(ctx, &gc, "%s", hdr);
} else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
@@ -923,8 +1034,9 @@ window_copy_write_line(
size = 0;
screen_write_cursormove(ctx, xoff, py);
- screen_write_copy(ctx, &wp->base, xoff, (screen_hsize(&wp->base) -
- data->oy) + py, screen_size_x(s) - size, 1);
+ screen_write_copy(ctx, data->backing, xoff,
+ (screen_hsize(data->backing) - data->oy) + py,
+ screen_size_x(s) - size, 1);
if (py == data->cy && data->cx == screen_size_x(s)) {
memcpy(&gc, &grid_default_cell, sizeof gc);
@@ -993,7 +1105,7 @@ window_copy_start_selection(struct window_pane *wp)
struct screen *s = &data->screen;
data->selx = data->cx;
- data->sely = screen_hsize(&wp->base) + data->cy - data->oy;
+ data->sely = screen_hsize(data->backing) + data->cy - data->oy;
s->sel.flag = 1;
window_copy_update_selection(wp);
@@ -1018,7 +1130,7 @@ window_copy_update_selection(struct window_pane *wp)
gc.attr |= options_get_number(oo, "mode-attr");
/* Find top of screen. */
- ty = screen_hsize(&wp->base) - data->oy;
+ ty = screen_hsize(data->backing) - data->oy;
/* Adjust the selection. */
sx = data->selx;
@@ -1079,7 +1191,7 @@ window_copy_copy_selection(struct window_pane *wp, struct client *c)
/* Find start and end. */
xx = data->cx;
- yy = screen_hsize(&wp->base) + data->cy - data->oy;
+ yy = screen_hsize(data->backing) + data->cy - data->oy;
if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
sx = xx; sy = yy;
ex = data->selx; ey = data->sely;
@@ -1158,12 +1270,13 @@ void
window_copy_copy_line(struct window_pane *wp,
char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
{
- struct grid *gd = wp->base.grid;
- const struct grid_cell *gc;
- const struct grid_utf8 *gu;
- struct grid_line *gl;
- u_int i, xx, wrapped = 0;
- size_t size;
+ struct window_copy_mode_data *data = wp->modedata;
+ struct grid *gd = data->backing->grid;
+ const struct grid_cell *gc;
+ const struct grid_utf8 *gu;
+ struct grid_line *gl;
+ u_int i, xx, wrapped = 0;
+ size_t size;
if (sx > ex)
return;
@@ -1218,7 +1331,7 @@ window_copy_clear_selection(struct window_pane *wp)
screen_clear_selection(&data->screen);
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
px = window_copy_find_length(wp, py);
if (data->cx > px)
window_copy_update_cursor(wp, px, data->cy);
@@ -1227,9 +1340,10 @@ window_copy_clear_selection(struct window_pane *wp)
int
window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
{
- const struct grid_cell *gc;
+ struct window_copy_mode_data *data = wp->modedata;
+ const struct grid_cell *gc;
- gc = grid_peek_cell(wp->base.grid, px, py);
+ gc = grid_peek_cell(data->backing->grid, px, py);
if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
return (0);
if (gc->data == 0x00 || gc->data == 0x7f)
@@ -1240,8 +1354,10 @@ window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
u_int
window_copy_find_length(struct window_pane *wp, u_int py)
{
- const struct grid_cell *gc;
- u_int px;
+ struct window_copy_mode_data *data = wp->modedata;
+ struct screen *s = data->backing;
+ const struct grid_cell *gc;
+ u_int px;
/*
* If the pane has been resized, its grid can contain old overlong
@@ -1249,11 +1365,11 @@ window_copy_find_length(struct window_pane *wp, u_int py)
* width of the grid, and screen_write_copy treats them as spaces, so
* ignore them here too.
*/
- px = wp->base.grid->linedata[py].cellsize;
- if (px > screen_size_x(&wp->base))
- px = screen_size_x(&wp->base);
+ px = s->grid->linedata[py].cellsize;
+ if (px > screen_size_x(s))
+ px = screen_size_x(s);
while (px > 0) {
- gc = grid_peek_cell(wp->base.grid, px - 1, py);
+ gc = grid_peek_cell(s->grid, px - 1, py);
if (gc->flags & GRID_FLAG_UTF8)
break;
if (gc->data != ' ')
@@ -1281,11 +1397,11 @@ window_copy_cursor_back_to_indentation(struct window_pane *wp)
const struct grid_cell *gc;
px = 0;
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
xx = window_copy_find_length(wp, py);
while (px < xx) {
- gc = grid_peek_cell(wp->base.grid, px, py);
+ gc = grid_peek_cell(data->backing->grid, px, py);
if (gc->flags & GRID_FLAG_UTF8)
break;
if (gc->data != ' ')
@@ -1302,21 +1418,22 @@ void
window_copy_cursor_end_of_line(struct window_pane *wp)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *base_s = &wp->base;
- struct grid *gd = base_s->grid;
+ struct screen *back_s = data->backing;
+ struct grid *gd = back_s->grid;
u_int px, py;
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s) + data->cy - data->oy;
px = window_copy_find_length(wp, py);
if (data->cx == px) {
if (data->screen.sel.flag && data->rectflag)
- px = screen_size_x(&wp->base);
+ px = screen_size_x(back_s);
if (gd->linedata[py].flags & GRID_LINE_WRAPPED) {
while (py < gd->sy + gd->hsize &&
gd->linedata[py].flags & GRID_LINE_WRAPPED) {
window_copy_cursor_down(wp, 0);
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s)
+ + data->cy - data->oy;
}
px = window_copy_find_length(wp, py);
}
@@ -1351,7 +1468,7 @@ window_copy_cursor_right(struct window_pane *wp)
if (data->screen.sel.flag && data->rectflag)
px = screen_size_x(&data->screen);
else {
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
px = window_copy_find_length(wp, py);
}
@@ -1372,7 +1489,7 @@ window_copy_cursor_up(struct window_pane *wp, int scroll_only)
struct screen *s = &data->screen;
u_int ox, oy, px, py;
- oy = screen_hsize(&wp->base) + data->cy - data->oy;
+ oy = screen_hsize(data->backing) + data->cy - data->oy;
ox = window_copy_find_length(wp, oy);
if (ox != 0) {
data->lastcx = data->cx;
@@ -1399,7 +1516,7 @@ window_copy_cursor_up(struct window_pane *wp, int scroll_only)
}
if (!data->screen.sel.flag || !data->rectflag) {
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
px = window_copy_find_length(wp, py);
if ((data->cx >= data->lastsx && data->cx != px) ||
data->cx > px)
@@ -1414,7 +1531,7 @@ window_copy_cursor_down(struct window_pane *wp, int scroll_only)
struct screen *s = &data->screen;
u_int ox, oy, px, py;
- oy = screen_hsize(&wp->base) + data->cy - data->oy;
+ oy = screen_hsize(data->backing) + data->cy - data->oy;
ox = window_copy_find_length(wp, oy);
if (ox != 0) {
data->lastcx = data->cx;
@@ -1433,7 +1550,7 @@ window_copy_cursor_down(struct window_pane *wp, int scroll_only)
}
if (!data->screen.sel.flag || !data->rectflag) {
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
px = window_copy_find_length(wp, py);
if ((data->cx >= data->lastsx && data->cx != px) ||
data->cx > px)
@@ -1445,16 +1562,16 @@ void
window_copy_cursor_jump(struct window_pane *wp)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *base_s = &wp->base;
+ struct screen *back_s = data->backing;
const struct grid_cell *gc;
uint px, py, xx;
px = data->cx + 1;
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s) + data->cy - data->oy;
xx = window_copy_find_length(wp, py);
while (px < xx) {
- gc = grid_peek_cell(base_s->grid, px, py);
+ gc = grid_peek_cell(back_s->grid, px, py);
if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
&& gc->data == data->jumpchar) {
@@ -1471,18 +1588,18 @@ void
window_copy_cursor_jump_back(struct window_pane *wp)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *base_s = &wp->base;
+ struct screen *back_s = data->backing;
const struct grid_cell *gc;
uint px, py;
px = data->cx;
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s) + data->cy - data->oy;
if (px > 0)
px--;
for (;;) {
- gc = grid_peek_cell(base_s->grid, px, py);
+ gc = grid_peek_cell(back_s->grid, px, py);
if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
&& gc->data == data->jumpchar) {
@@ -1501,14 +1618,14 @@ void
window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *base_s = &wp->base;
+ struct screen *back_s = data->backing;
u_int px, py, xx, yy;
int expected = 0;
px = data->cx;
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s) + data->cy - data->oy;
xx = window_copy_find_length(wp, py);
- yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
+ yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
/*
* First skip past any nonword characters and then any word characters.
@@ -1526,7 +1643,7 @@ window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
window_copy_cursor_down(wp, 0);
px = 0;
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s) + data->cy - data->oy;
xx = window_copy_find_length(wp, py);
} else
px++;
@@ -1543,14 +1660,14 @@ void
window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
{
struct window_copy_mode_data *data = wp->modedata;
- struct screen *base_s = &wp->base;
+ struct screen *back_s = data->backing;
u_int px, py, xx, yy;
int expected = 1;
px = data->cx;
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s) + data->cy - data->oy;
xx = window_copy_find_length(wp, py);
- yy = screen_hsize(base_s) + screen_size_y(base_s) - 1;
+ yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
/*
* First skip past any word characters, then any nonword characters.
@@ -1568,7 +1685,7 @@ window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
window_copy_cursor_down(wp, 0);
px = 0;
- py = screen_hsize(base_s) + data->cy - data->oy;
+ py = screen_hsize(back_s) + data->cy - data->oy;
xx = window_copy_find_length(wp, py);
} else
px++;
@@ -1589,7 +1706,7 @@ window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
u_int px, py;
px = data->cx;
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
/* Move back to the previous word character. */
for (;;) {
@@ -1599,12 +1716,12 @@ window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
break;
} else {
if (data->cy == 0 &&
- (screen_hsize(&wp->base) == 0 ||
- data->oy >= screen_hsize(&wp->base) - 1))
+ (screen_hsize(data->backing) == 0 ||
+ data->oy >= screen_hsize(data->backing) - 1))
goto out;
window_copy_cursor_up(wp, 0);
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
px = window_copy_find_length(wp, py);
}
}
@@ -1657,11 +1774,11 @@ window_copy_scroll_down(struct window_pane *wp, u_int ny)
struct screen *s = &data->screen;
struct screen_write_ctx ctx;
- if (ny > screen_hsize(&wp->base))
+ if (ny > screen_hsize(data->backing))
return;
- if (data->oy > screen_hsize(&wp->base) - ny)
- ny = screen_hsize(&wp->base) - data->oy;
+ if (data->oy > screen_hsize(data->backing) - ny)
+ ny = screen_hsize(data->backing) - data->oy;
if (ny == 0)
return;
data->oy += ny;
@@ -1688,7 +1805,7 @@ window_copy_rectangle_toggle(struct window_pane *wp)
data->rectflag = !data->rectflag;
- py = screen_hsize(&wp->base) + data->cy - data->oy;
+ py = screen_hsize(data->backing) + data->cy - data->oy;
px = window_copy_find_length(wp, py);
if (data->cx > px)
window_copy_update_cursor(wp, px, data->cy);
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-08 15:15:42 +0000