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Tidy and rename some bits of status line code.

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This commit is contained in:
nicm
2019-03-16 17:14:07 +00:00
parent e8b33af780
commit b4f5b99e4b
8 changed files with 77 additions and 57 deletions
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111
status.c
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@ -194,7 +194,7 @@ status_timer_start_all(void)
/* Update status cache. */
void
status_update_saved(struct session *s)
status_update_cache(struct session *s)
{
if (!options_get_number(s->options, "status"))
s->statusat = -1;
@ -296,6 +296,15 @@ status_get_window_at(struct client *c, u_int x)
return (NULL);
}
/* Initialize status line. */
void
status_init(struct client *c)
{
struct status_line *sl = &c->status;
screen_init(&sl->screen, c->tty.sx, 1, 0);
}
/* Free status line. */
void
status_free(struct client *c)
@ -305,10 +314,31 @@ status_free(struct client *c)
if (event_initialized(&sl->timer))
evtimer_del(&sl->timer);
screen_free(&sl->status);
if (sl->old_status != NULL) {
screen_free(sl->old_status);
free(sl->old_status);
screen_free(&sl->screen);
if (sl->old_screen != NULL) {
screen_free(sl->old_screen);
free(sl->old_screen);
}
}
/* Save as old status line. */
static void
status_save_old(struct status_line *sl)
{
if (sl->old_screen == NULL) {
sl->old_screen = xmalloc(sizeof *sl->old_screen);
memcpy(sl->old_screen, &sl->screen, sizeof *sl->old_screen);
}
}
/* Free old status line. */
static void
status_free_old(struct status_line *sl)
{
if (sl->old_screen != NULL) {
screen_free(sl->old_screen);
free(sl->old_screen);
sl->old_screen = NULL;
}
}
@ -316,10 +346,11 @@ status_free(struct client *c)
int
status_redraw(struct client *c)
{
struct status_line *sl = &c->status;
struct screen_write_ctx ctx;
struct session *s = c->session;
struct winlink *wl;
struct screen old_status, window_list;
struct screen old_screen, window_list;
struct grid_cell stdgc, lgc, rgc, gc;
struct options *oo;
char *left, *right;
@ -330,11 +361,7 @@ status_redraw(struct client *c)
int larrow, rarrow;
/* Delete the saved status line, if any. */
if (c->status.old_status != NULL) {
screen_free(c->status.old_status);
free(c->status.old_status);
c->status.old_status = NULL;
}
status_free_old(sl);
/* No status line? */
lines = status_line_size(c);
@ -347,9 +374,9 @@ status_redraw(struct client *c)
style_apply(&stdgc, s->options, "status-style");
/* Create the target screen. */
memcpy(&old_status, &c->status.status, sizeof old_status);
screen_init(&c->status.status, c->tty.sx, lines, 0);
screen_write_start(&ctx, NULL, &c->status.status);
memcpy(&old_screen, &sl->screen, sizeof old_screen);
screen_init(&sl->screen, c->tty.sx, lines, 0);
screen_write_start(&ctx, NULL, &sl->screen);
for (offset = 0; offset < lines * c->tty.sx; offset++)
screen_write_putc(&ctx, &stdgc, ' ');
screen_write_stop(&ctx);
@ -472,7 +499,7 @@ status_redraw(struct client *c)
draw:
/* Begin drawing. */
screen_write_start(&ctx, NULL, &c->status.status);
screen_write_start(&ctx, NULL, &sl->screen);
/* Draw the left string and arrow. */
screen_write_cursormove(&ctx, 0, 0, 0);
@ -516,14 +543,14 @@ draw:
wloffset++;
/* Copy the window list. */
c->status.window_list_offset = -wloffset + wlstart;
sl->window_list_offset = -wloffset + wlstart;
screen_write_cursormove(&ctx, wloffset, 0, 0);
screen_write_fast_copy(&ctx, &window_list, wlstart, 0, wlwidth, 1);
screen_free(&window_list);
/* Save left and right size. */
c->status.left_size = llen;
c->status.right_size = rlen;
sl->left_size = llen;
sl->right_size = rlen;
screen_write_stop(&ctx);
@ -531,11 +558,11 @@ out:
free(left);
free(right);
if (grid_compare(c->status.status.grid, old_status.grid) == 0) {
screen_free(&old_status);
if (grid_compare(sl->screen.grid, old_screen.grid) == 0) {
screen_free(&old_screen);
return (0);
}
screen_free(&old_status);
screen_free(&old_screen);
return (1);
}
@ -603,12 +630,8 @@ status_message_set(struct client *c, const char *fmt, ...)
status_message_clear(c);
if (c->status.old_status == NULL) {
c->status.old_status = xmalloc(sizeof *c->status.old_status);
memcpy(c->status.old_status, &c->status.status,
sizeof *c->status.old_status);
screen_init(&c->status.status, c->tty.sx, 1, 0);
}
status_save_old(&c->status);
screen_init(&c->status.screen, c->tty.sx, 1, 0);
va_start(ap, fmt);
xvasprintf(&c->message_string, fmt, ap);
@ -645,7 +668,7 @@ status_message_clear(struct client *c)
c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
c->flags |= CLIENT_ALLREDRAWFLAGS; /* was frozen and may have changed */
screen_reinit(&c->status.status);
screen_reinit(&c->status.screen);
}
/* Clear status line message after timer expires. */
@ -670,14 +693,14 @@ status_message_redraw(struct client *c)
if (c->tty.sx == 0 || c->tty.sy == 0)
return (0);
memcpy(&old_status, &c->status.status, sizeof old_status);
memcpy(&old_status, &c->status.screen, sizeof old_status);
lines = status_line_size(c);
if (lines <= 1) {
lines = 1;
screen_init(&c->status.status, c->tty.sx, 1, 0);
screen_init(&c->status.screen, c->tty.sx, 1, 0);
} else
screen_init(&c->status.status, c->tty.sx, lines, 0);
screen_init(&c->status.screen, c->tty.sx, lines, 0);
len = screen_write_strlen("%s", c->message_string);
if (len > c->tty.sx)
@ -685,7 +708,7 @@ status_message_redraw(struct client *c)
style_apply(&gc, s->options, "message-style");
screen_write_start(&ctx, NULL, &c->status.status);
screen_write_start(&ctx, NULL, &c->status.screen);
screen_write_cursormove(&ctx, 0, 0, 0);
for (offset = 0; offset < lines * c->tty.sx; offset++)
screen_write_putc(&ctx, &gc, ' ');
@ -693,7 +716,7 @@ status_message_redraw(struct client *c)
screen_write_nputs(&ctx, len, &gc, "%s", c->message_string);
screen_write_stop(&ctx);
if (grid_compare(c->status.status.grid, old_status.grid) == 0) {
if (grid_compare(c->status.screen.grid, old_status.grid) == 0) {
screen_free(&old_status);
return (0);
}
@ -722,12 +745,8 @@ status_prompt_set(struct client *c, const char *msg, const char *input,
status_message_clear(c);
status_prompt_clear(c);
if (c->status.old_status == NULL) {
c->status.old_status = xmalloc(sizeof *c->status.old_status);
memcpy(c->status.old_status, &c->status.status,
sizeof *c->status.old_status);
screen_init(&c->status.status, c->tty.sx, 1, 0);
}
status_save_old(&c->status);
screen_init(&c->status.screen, c->tty.sx, 1, 0);
c->prompt_string = format_expand_time(ft, msg);
@ -779,7 +798,7 @@ status_prompt_clear(struct client *c)
c->tty.flags &= ~(TTY_NOCURSOR|TTY_FREEZE);
c->flags |= CLIENT_ALLREDRAWFLAGS; /* was frozen and may have changed */
screen_reinit(&c->status.status);
screen_reinit(&c->status.screen);
}
/* Update status line prompt with a new prompt string. */
@ -822,14 +841,14 @@ status_prompt_redraw(struct client *c)
if (c->tty.sx == 0 || c->tty.sy == 0)
return (0);
memcpy(&old_status, &c->status.status, sizeof old_status);
memcpy(&old_status, &c->status.screen, sizeof old_status);
lines = status_line_size(c);
if (lines <= 1) {
lines = 1;
screen_init(&c->status.status, c->tty.sx, 1, 0);
screen_init(&c->status.screen, c->tty.sx, 1, 0);
} else
screen_init(&c->status.status, c->tty.sx, lines, 0);
screen_init(&c->status.screen, c->tty.sx, lines, 0);
if (c->prompt_mode == PROMPT_COMMAND)
style_apply(&gc, s->options, "message-command-style");
@ -843,7 +862,7 @@ status_prompt_redraw(struct client *c)
if (start > c->tty.sx)
start = c->tty.sx;
screen_write_start(&ctx, NULL, &c->status.status);
screen_write_start(&ctx, NULL, &c->status.screen);
screen_write_cursormove(&ctx, 0, 0, 0);
for (offset = 0; offset < lines * c->tty.sx; offset++)
screen_write_putc(&ctx, &gc, ' ');
@ -889,14 +908,14 @@ status_prompt_redraw(struct client *c)
screen_write_cell(&ctx, &cursorgc);
}
}
if (c->status.status.cx < screen_size_x(&c->status.status) &&
if (c->status.screen.cx < screen_size_x(&c->status.screen) &&
c->prompt_index >= i)
screen_write_putc(&ctx, &cursorgc, ' ');
finished:
screen_write_stop(&ctx);
if (grid_compare(c->status.status.grid, old_status.grid) == 0) {
if (grid_compare(c->status.screen.grid, old_status.grid) == 0) {
screen_free(&old_status);
return (0);
}