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Infrastructure for drawing status lines of more than one line in height,

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still only one is allowed but this lets tmux draw bigger ones.
This commit is contained in:
nicm
2017-10-16 19:30:53 +00:00
parent a5fd5782f8
commit 2f6935a630
6 changed files with 123 additions and 71 deletions
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88
screen-redraw.c
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@ -33,11 +33,11 @@ static int screen_redraw_make_pane_status(struct client *, struct window *,
struct window_pane *);
static void screen_redraw_draw_pane_status(struct client *, int);
static void screen_redraw_draw_borders(struct client *, int, int, u_int);
static void screen_redraw_draw_panes(struct client *, u_int);
static void screen_redraw_draw_status(struct client *, u_int);
static void screen_redraw_draw_borders(struct client *, int, u_int, u_int);
static void screen_redraw_draw_panes(struct client *, u_int, u_int);
static void screen_redraw_draw_status(struct client *, u_int, u_int);
static void screen_redraw_draw_number(struct client *, struct window_pane *,
u_int);
u_int, u_int);
#define CELL_INSIDE 0
#define CELL_LEFTRIGHT 1
@ -377,36 +377,38 @@ screen_redraw_screen(struct client *c, int draw_panes, int draw_status,
struct tty *tty = &c->tty;
struct window *w = c->session->curw->window;
struct options *wo = w->options;
u_int top;
int status, pane_status, spos;
u_int top, lines;
int position, pane_status;
/* Suspended clients should not be updated. */
if (c->flags & CLIENT_SUSPENDED)
return;
/* Get status line, er, status. */
spos = options_get_number(oo, "status-position");
if (c->message_string != NULL || c->prompt_string != NULL)
status = 1;
if (c->flags & CLIENT_STATUSOFF)
lines = 0;
else
status = options_get_number(oo, "status");
top = 0;
if (status && spos == 0)
lines = status_line_size(c->session);
if (c->message_string != NULL || c->prompt_string != NULL)
lines = (lines == 0) ? 1 : lines;
position = options_get_number(oo, "status-position");
if (lines != 0 && position == 0)
top = 1;
if (!status)
else
top = 0;
if (lines == 0)
draw_status = 0;
/* Draw the elements. */
if (draw_borders) {
pane_status = options_get_number(wo, "pane-border-status");
screen_redraw_draw_borders(c, status, pane_status, top);
screen_redraw_draw_borders(c, pane_status, lines, top);
if (pane_status != CELL_STATUS_OFF)
screen_redraw_draw_pane_status(c, pane_status);
}
if (draw_panes)
screen_redraw_draw_panes(c, top);
screen_redraw_draw_panes(c, lines, top);
if (draw_status)
screen_redraw_draw_status(c, top);
screen_redraw_draw_status(c, lines, top);
tty_reset(tty);
}
@ -421,7 +423,7 @@ screen_redraw_pane(struct client *c, struct window_pane *wp)
yoff = wp->yoff;
if (status_at_line(c) == 0)
yoff++;
yoff += status_line_size(c->session);
log_debug("%s: redraw pane %%%u (at %u,%u)", c->name, wp->id,
wp->xoff, yoff);
@ -433,7 +435,7 @@ screen_redraw_pane(struct client *c, struct window_pane *wp)
/* Draw the borders. */
static void
screen_redraw_draw_borders(struct client *c, int status, int pane_status,
screen_redraw_draw_borders(struct client *c, int pane_status, u_int lines,
u_int top)
{
struct session *s = c->session;
@ -449,7 +451,7 @@ screen_redraw_draw_borders(struct client *c, int status, int pane_status,
const char *tmp;
size_t msglen = 0;
small = (tty->sy - status + top > w->sy) || (tty->sx > w->sx);
small = (tty->sy - lines + top > w->sy) || (tty->sx > w->sx);
if (small) {
flags = w->flags & (WINDOW_FORCEWIDTH|WINDOW_FORCEHEIGHT);
if (flags == (WINDOW_FORCEWIDTH|WINDOW_FORCEHEIGHT))
@ -458,18 +460,20 @@ screen_redraw_draw_borders(struct client *c, int status, int pane_status,
tmp = "force-width";
else if (flags == WINDOW_FORCEHEIGHT)
tmp = "force-height";
else if (c->flags & CLIENT_STATUSOFF)
tmp = "status line";
else
tmp = "a smaller client";
xsnprintf(msg, sizeof msg, "(size %ux%u from %s)",
w->sx, w->sy, tmp);
msglen = strlen(msg);
if (tty->sy - 1 - status + top > w->sy && tty->sx >= msglen) {
if (tty->sy - 1 - lines + top > w->sy && tty->sx >= msglen) {
msgx = tty->sx - msglen;
msgy = tty->sy - 1 - status + top;
msgy = tty->sy - 1 - lines + top;
} else if (tty->sx - w->sx > msglen) {
msgx = tty->sx - msglen;
msgy = tty->sy - 1 - status + top;
msgy = tty->sy - 1 - lines + top;
} else
small = 0;
}
@ -483,7 +487,7 @@ screen_redraw_draw_borders(struct client *c, int status, int pane_status,
memcpy(&m_active_gc, &active_gc, sizeof m_active_gc);
m_active_gc.attr ^= GRID_ATTR_REVERSE;
for (j = 0; j < tty->sy - status; j++) {
for (j = 0; j < tty->sy - lines; j++) {
for (i = 0; i < tty->sx; i++) {
type = screen_redraw_check_cell(c, i, j, pane_status,
&wp);
@ -505,7 +509,10 @@ screen_redraw_draw_borders(struct client *c, int status, int pane_status,
tty_attributes(tty, &active_gc, NULL);
else
tty_attributes(tty, &other_gc, NULL);
tty_cursor(tty, i, top + j);
if (top)
tty_cursor(tty, i, lines + j);
else
tty_cursor(tty, i, j);
tty_putc(tty, CELL_BORDERS[type]);
}
}
@ -520,38 +527,47 @@ screen_redraw_draw_borders(struct client *c, int status, int pane_status,
/* Draw the panes. */
static void
screen_redraw_draw_panes(struct client *c, u_int top)
screen_redraw_draw_panes(struct client *c, u_int lines, u_int top)
{
struct window *w = c->session->curw->window;
struct tty *tty = &c->tty;
struct window_pane *wp;
u_int i;
u_int i, y;
if (top)
y = lines;
else
y = 0;
TAILQ_FOREACH(wp, &w->panes, entry) {
if (!window_pane_visible(wp))
continue;
for (i = 0; i < wp->sy; i++)
tty_draw_pane(tty, wp, i, wp->xoff, top + wp->yoff);
tty_draw_pane(tty, wp, i, wp->xoff, y + wp->yoff);
if (c->flags & CLIENT_IDENTIFY)
screen_redraw_draw_number(c, wp, top);
screen_redraw_draw_number(c, wp, lines, top);
}
}
/* Draw the status line. */
static void
screen_redraw_draw_status(struct client *c, u_int top)
screen_redraw_draw_status(struct client *c, u_int lines, u_int top)
{
struct tty *tty = &c->tty;
u_int i, y;
if (top)
tty_draw_line(tty, NULL, &c->status, 0, 0, 0);
y = 0;
else
tty_draw_line(tty, NULL, &c->status, 0, 0, tty->sy - 1);
y = tty->sy - lines;
for (i = 0; i < lines; i++)
tty_draw_line(tty, NULL, &c->status, i, 0, y);
}
/* Draw number on a pane. */
static void
screen_redraw_draw_number(struct client *c, struct window_pane *wp, u_int top)
screen_redraw_draw_number(struct client *c, struct window_pane *wp,
u_int lines, u_int top)
{
struct tty *tty = &c->tty;
struct session *s = c->session;
@ -576,7 +592,7 @@ screen_redraw_draw_number(struct client *c, struct window_pane *wp, u_int top)
xoff = wp->xoff; yoff = wp->yoff;
if (top)
yoff++;
yoff += lines;
if (wp->sx < len * 6 || wp->sy < 5) {
tty_cursor(tty, xoff + px - len / 2, yoff + py);