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Fix some redraw issues. Fix scrollbar left/right display issues.

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This commit is contained in:
Michael Grant
2025-12-24 10:45:17 +00:00
parent 73c0eb96c3
commit bd442a27ee
1 changed files with 125 additions and 58 deletions
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183
screen-redraw.c
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@@ -147,18 +147,26 @@ screen_redraw_pane_border(struct screen_redraw_ctx *ctx, struct window_pane *wp,
/* Floating pane borders */
if (wp->flags & PANE_FLOATING) {
if ((int)px == wp->xoff - 1 &&
(int)py >= wp->yoff - 1 && (int)py <= wp->yoff + (int)wp->sy)
return (SCREEN_REDRAW_BORDER_LEFT);
if ((int)px == wp->xoff + (int)wp->sx + sb_w &&
(int)py >= wp->yoff && (int)py <= wp->yoff + (int)wp->sy)
return (SCREEN_REDRAW_BORDER_RIGHT);
if ((int)py == wp->yoff - 1 &&
(int)px >= wp->xoff && (int)px <= wp->xoff + (int)wp->sx)
return (SCREEN_REDRAW_BORDER_TOP);
if ((int)py == wp->yoff + (int)wp->sy &&
(int)px >= wp->xoff && (int)px <= wp->xoff + (int)wp->sx)
return (SCREEN_REDRAW_BORDER_BOTTOM);
if ((int)py >= wp->yoff - 1 &&
(int)py <= wp->yoff + (int)wp->sy) {
if (sb_pos == PANE_SCROLLBARS_LEFT) {
if ((int)px == wp->xoff - 1 - sb_w)
return (SCREEN_REDRAW_BORDER_LEFT);
if ((int)px == wp->xoff + (int)wp->sx)
return (SCREEN_REDRAW_BORDER_RIGHT);
} else { /* PANE_SCROLLBARS_RIGHT or none. */
if ((int)px == wp->xoff - 1)
return (SCREEN_REDRAW_BORDER_LEFT);
if ((int)px == wp->xoff + (int)wp->sx + sb_w)
return (SCREEN_REDRAW_BORDER_RIGHT);
}
}
if ((int)px >= wp->xoff && (int)px <= wp->xoff + (int)wp->sx) {
if ((int)py == wp->yoff - 1)
return (SCREEN_REDRAW_BORDER_TOP);
if ((int)py == wp->yoff + (int)wp->sy)
return (SCREEN_REDRAW_BORDER_BOTTOM);
}
}
/* Get pane indicator. */
@@ -188,7 +196,7 @@ screen_redraw_pane_border(struct screen_redraw_ctx *ctx, struct window_pane *wp,
if ((int)px == wp->xoff + (int)wp->sx + sb_w - 1)
return (SCREEN_REDRAW_BORDER_RIGHT);
}
} else { /* sb_pos == PANE_SCROLLBARS_RIGHT or disabled*/
} else { /* sb_pos == PANE_SCROLLBARS_RIGHT or none. */
if (wp->xoff == 0 && px == wp->sx + sb_w)
if (!hsplit || (hsplit && py <= wp->sy / 2))
return (SCREEN_REDRAW_BORDER_RIGHT);
@@ -224,11 +232,15 @@ screen_redraw_pane_border(struct screen_redraw_ctx *ctx, struct window_pane *wp,
if ((wp->xoff == 0 || (int)px >= wp->xoff) &&
((int)px <= ex ||
(sb_w != 0 && (int)px < ex + sb_w))) {
if (pane_status != PANE_STATUS_BOTTOM &&
wp->yoff != 0 && (int)py == wp->yoff - 1)
return (SCREEN_REDRAW_BORDER_TOP);
if (pane_status != PANE_STATUS_TOP && (int)py == ey)
if (pane_status == PANE_STATUS_TOP) {
if ((int)py == wp->yoff - 1)
return (SCREEN_REDRAW_BORDER_TOP);
} else { /* PANE_STATUS_BOTTOM or OFF. */
if (wp->yoff != 0 && (int)py == wp->yoff - 1)
return (SCREEN_REDRAW_BORDER_TOP);
if ((int)py == ey)
return (SCREEN_REDRAW_BORDER_BOTTOM);
}
}
}
}
@@ -246,10 +258,15 @@ screen_redraw_cell_border(struct screen_redraw_ctx *ctx, struct window_pane *wp,
struct window *w = c->session->curw->window;
struct window_pane *wp2;
u_int sy = w->sy;
int sb_w, floating = 0;
int sb_w, sb_pos, floating = 0;
floating = (wp->flags & PANE_FLOATING);
if (ctx->pane_scrollbars != 0)
sb_pos = ctx->pane_scrollbars_pos;
else
sb_pos = 0;
sb_w = wp->scrollbar_style.width +
wp->scrollbar_style.pad;
@@ -281,11 +298,19 @@ screen_redraw_cell_border(struct screen_redraw_ctx *ctx, struct window_pane *wp,
(!floating && (wp2->flags & PANE_FLOATING)) ||
(floating && wp2 != wp))
continue;
if (((int)px < wp2->xoff - 1 ||
(int)px > wp2->xoff + (int)wp2->sx + sb_w) &&
((int)py < wp2->yoff - 1 ||
(int)py > wp2->yoff + (int)wp2->sy))
continue;
if (sb_pos == PANE_SCROLLBARS_LEFT) {
if (((int)px < wp2->xoff - 1 - sb_w ||
(int)px > wp2->xoff + (int)wp2->sx) &&
((int)py < wp2->yoff - 1 ||
(int)py > wp2->yoff + (int)wp2->sy))
continue;
} else { /* PANE_SCROLLBARS_RIGHT or off. */
if (((int)px < wp2->xoff - 1 ||
(int)px > wp2->xoff + (int)wp2->sx + sb_w) &&
((int)py < wp2->yoff - 1 ||
(int)py > wp2->yoff + (int)wp2->sy))
continue;
}
switch (screen_redraw_pane_border(ctx, wp2, px, py)) {
case SCREEN_REDRAW_INSIDE:
return (0);
@@ -433,12 +458,21 @@ screen_redraw_check_cell(struct screen_redraw_ctx *ctx, u_int px, u_int py,
TAILQ_FOREACH(wp, &w->z_index, zentry) {
sb_w = wp->scrollbar_style.width +
wp->scrollbar_style.pad;
if (~wp->flags & PANE_MINIMISED &&
((int)px >= wp->xoff - 1 &&
(int)px <= wp->xoff + (int)wp->sx + sb_w) &&
((int)py >= wp->yoff - 1 &&
(int)py <= wp->yoff + (int)wp->sy))
break;
if (sb_pos == PANE_SCROLLBARS_LEFT) {
if (~wp->flags & PANE_MINIMISED &&
((int)px >= wp->xoff - 1 - sb_w &&
(int)px <= wp->xoff + (int)wp->sx) &&
((int)py >= wp->yoff - 1 &&
(int)py <= wp->yoff + (int)wp->sy))
break;
} else { /* PANE_SCROLLBARS_RIGHT or none. */
if (~wp->flags & PANE_MINIMISED &&
((int)px >= wp->xoff - 1 &&
(int)px <= wp->xoff + (int)wp->sx + sb_w) &&
((int)py >= wp->yoff - 1 &&
(int)py <= wp->yoff + (int)wp->sy))
break;
}
}
if (wp == NULL) {
start = wp = server_client_get_pane(c);
@@ -469,11 +503,19 @@ screen_redraw_check_cell(struct screen_redraw_ctx *ctx, u_int px, u_int py,
sb_w = wp->scrollbar_style.width +
wp->scrollbar_style.pad;
if (((int)px < wp->xoff - 1 ||
(int)px > wp->xoff + (int)wp->sx + sb_w) &&
((int)py < wp->yoff - 1 ||
(int)py > wp->yoff + (int)wp->sy))
goto next;
if (sb_pos == PANE_SCROLLBARS_LEFT) {
if (((int)px < wp->xoff - 1 - sb_w ||
(int)px > wp->xoff + (int)wp->sx) &&
((int)py < wp->yoff - 1 ||
(int)py > wp->yoff + (int)wp->sy))
goto next;
} else { /* PANE_SCROLLBARS_RIGHT or none. */
if (((int)px < wp->xoff - 1 ||
(int)px > wp->xoff + (int)wp->sx + sb_w) &&
((int)py < wp->yoff - 1 ||
(int)py > wp->yoff + (int)wp->sy))
goto next;
}
if (pane_status != PANE_STATUS_OFF) {
/* Pane border status inside top/bottom border is
@@ -506,11 +548,11 @@ screen_redraw_check_cell(struct screen_redraw_ctx *ctx, u_int px, u_int py,
(int)py < wp->yoff + (int)wp->sy)) {
/* Check if px lies within a scrollbar. */
if ((sb_pos == PANE_SCROLLBARS_RIGHT &&
((int)px >= wp->xoff + (int)wp->sx &&
(int)px < wp->xoff + (int)wp->sx + sb_w)) ||
((int)px >= wp->xoff + (int)wp->sx &&
(int)px < wp->xoff + (int)wp->sx + sb_w)) ||
(sb_pos == PANE_SCROLLBARS_LEFT &&
((int)px >= wp->xoff - sb_w &&
(int)px < wp->xoff)))
((int)px >= wp->xoff - sb_w &&
(int)px < wp->xoff)))
return (CELL_SCROLLBAR);
}
}
@@ -1044,7 +1086,7 @@ screen_redraw_get_visible_ranges(struct window_pane *base_wp, u_int px,
int found_self, sb_w;
u_int lb, rb, tb, bb;
u_int r, s;
int pane_scrollbars;
int pane_scrollbars, pane_scrollbars_pos;
/* For efficiency vr is static and space reused. */
if (vr.size == 0) {
@@ -1063,6 +1105,7 @@ screen_redraw_get_visible_ranges(struct window_pane *base_wp, u_int px,
w = base_wp->window;
pane_scrollbars = options_get_number(w->options, "pane-scrollbars");
pane_scrollbars_pos = options_get_number(w->options, "pane-scrollbars-position");
found_self = 0;
TAILQ_FOREACH_REVERSE(wp, &w->z_index, window_panes_zindex, zentry) {
@@ -1072,12 +1115,12 @@ screen_redraw_get_visible_ranges(struct window_pane *base_wp, u_int px,
}
tb = wp->yoff - 1;
bb = wp->yoff + wp->sy + 1;
bb = wp->yoff + wp->sy;
if (!found_self ||
!window_pane_visible(wp) ||
py < tb ||
((wp->flags & PANE_FLOATING) && py > bb) ||
(~(wp->flags & PANE_FLOATING) && py >= bb))
(~(wp->flags & PANE_FLOATING) && py > bb))
continue;
/* Are scrollbars enabled? */
@@ -1086,11 +1129,21 @@ screen_redraw_get_visible_ranges(struct window_pane *base_wp, u_int px,
wp->scrollbar_style.pad;
for (r=0; r < vr.used; r++) {
if (wp->xoff > 0)
lb = wp->xoff - 1;
else
lb = 0;
rb = wp->xoff + wp->sx + sb_w;
if (pane_scrollbars_pos == PANE_SCROLLBARS_LEFT) {
if (wp->xoff > sb_w)
lb = wp->xoff - 1 - sb_w;
else
lb = 0;
} else { /* PANE_SCROLLBARS_RIGHT or none. */
if (wp->xoff > 0)
lb = wp->xoff - 1;
else
lb = 0;
}
if (pane_scrollbars_pos == PANE_SCROLLBARS_LEFT)
rb = wp->xoff + wp->sx;
else /* PANE_SCROLLBARS_RIGHT or none. */
rb = wp->xoff + wp->sx + sb_w;
if (rb > w->sx)
rb = w->sx - 1;
/* If the left edge of floating wp
@@ -1314,14 +1367,22 @@ screen_redraw_draw_scrollbar(struct screen_redraw_ctx *ctx,
struct style *sb_style = &wp->scrollbar_style;
u_int i, j, imin = 0, jmin = 0, imax, jmax;
u_int sb_w = sb_style->width, sb_pad = sb_style->pad;
int px, py, ox = ctx->ox, oy = ctx->oy;
int sx = ctx->sx, sy = ctx->sy, xoff = wp->xoff;
int px, py, wx, wy, ox, oy, sx, sy;
int xoff = wp->xoff;
int yoff = wp->yoff;
struct visible_ranges *vr;
/*
* Size and offset of window relative to tty.
* Status at top offsets window downward.
*/
sx = ctx->sx;
sy = ctx->sy;
ox = ctx->ox;
oy = ctx->oy;
if (ctx->statustop) {
sb_y += ctx->statuslines;
sy += ctx->statuslines;
sy += ctx->statuslines; /* Height of tty. */
oy += ctx->statuslines; /* Top of w in tty. */
}
@@ -1335,6 +1396,7 @@ screen_redraw_draw_scrollbar(struct screen_redraw_ctx *ctx,
/* Whole sb off screen. */
return;
if (sb_x < 0)
/* Part of sb on screen. */
imin = - sb_x;
imax = sb_w + sb_pad;
if ((int)imax + sb_x > sx) {
@@ -1344,25 +1406,30 @@ screen_redraw_draw_scrollbar(struct screen_redraw_ctx *ctx,
imax = sx - sb_x;
}
if (sb_y > oy + sy)
/* Whole sb off screen. */
return;
if (sb_y < 0)
/* Part of sb on screen. */
jmin = -sb_y;
if ((int)sb_h < oy)
return;
jmax = sb_h;
if ((int)jmax + sb_y > sy)
/* Clip to height of tty. */
jmax = sy - sb_y;
for (j = jmin; j < jmax; j++) {
py = sb_y + j;
vr = screen_redraw_get_visible_ranges(wp, sb_x, py, imax);
py = sb_y + oy + j; /* tty y coordinate. */
wy = sb_y + j; /* window y coordinate. */
vr = screen_redraw_get_visible_ranges(wp, sb_x, wy, imax);
for (i = imin; i < imax; i++) {
px = sb_x + i;
if (px < xoff - ox - (int)sb_w - (int)sb_pad ||
px >= sx || px < 0 ||
py < yoff - oy - 1 ||
py >= sy || py < 0 ||
! screen_redraw_is_visible(vr, px))
px = sb_x + ox + i; /* tty x coordinate. */
wx = sb_x + i; /* window x coordinate. */
if (wx < xoff - (int)sb_w - (int)sb_pad ||
wx >= sx || wx < 0 ||
wy < yoff - 1 ||
wy >= sy || wy < 0 ||
! screen_redraw_is_visible(vr, wx))
continue;
tty_cursor(tty, px, py);
if ((sb_pos == PANE_SCROLLBARS_LEFT &&