mirror of
				https://github.com/tmux/tmux.git
				synced 2025-11-03 16:46:18 +00:00 
			
		
		
		
	Some tidying, use a struct for arguments (there will be more later) and
add a helper function.
This commit is contained in:
		
							
								
								
									
										168
									
								
								screen-redraw.c
									
									
									
									
									
								
							
							
						
						
									
										168
									
								
								screen-redraw.c
									
									
									
									
									
								
							@@ -23,6 +23,15 @@
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#include "tmux.h"
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struct screen_redraw_ctx {
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	struct client	*c;
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	u_int		 lines;
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	int		 top;
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	int		 pane_status;
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};
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static int	screen_redraw_cell_border1(struct window_pane *, u_int, u_int);
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static int	screen_redraw_cell_border(struct client *, u_int, u_int);
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static int	screen_redraw_check_cell(struct client *, u_int, u_int, int,
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@@ -34,11 +43,11 @@ static int 	screen_redraw_make_pane_status(struct client *, struct window *,
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		    struct window_pane *);
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static void	screen_redraw_draw_pane_status(struct client *, int);
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static void	screen_redraw_draw_borders(struct client *, int, u_int, u_int);
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static void	screen_redraw_draw_panes(struct client *, u_int, u_int);
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static void	screen_redraw_draw_status(struct client *, u_int, u_int);
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static void	screen_redraw_draw_number(struct client *, struct window_pane *,
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		    u_int, u_int);
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static void	screen_redraw_draw_borders(struct screen_redraw_ctx *);
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static void	screen_redraw_draw_panes(struct screen_redraw_ctx *);
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static void	screen_redraw_draw_status(struct screen_redraw_ctx *);
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static void	screen_redraw_draw_number(struct screen_redraw_ctx *,
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		    struct window_pane *);
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#define CELL_INSIDE 0
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#define CELL_LEFTRIGHT 1
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@@ -379,38 +388,37 @@ screen_redraw_screen(struct client *c, int draw_panes, int draw_status,
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	struct tty			*tty = &c->tty;
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	struct window			*w = c->session->curw->window;
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	struct options			*wo = w->options;
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	u_int			 top, lines;
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	int	 		 position, pane_status;
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	struct screen_redraw_ctx	 ctx;
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	if (c->flags & CLIENT_SUSPENDED)
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		return;
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	memset (&ctx, 0, sizeof ctx);
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	ctx.c = c;
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	if (c->flags & CLIENT_STATUSOFF)
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		lines = 0;
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		ctx.lines = 0;
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	else
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		lines = status_line_size(c->session);
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		ctx.lines = status_line_size(c->session);
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	if (c->message_string != NULL || c->prompt_string != NULL)
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		lines = (lines == 0) ? 1 : lines;
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		ctx.lines = (ctx.lines == 0) ? 1 : ctx.lines;
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	position = options_get_number(oo, "status-position");
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	if (lines != 0 && position == 0)
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		top = 1;
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	else
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		top = 0;
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	if (ctx.lines != 0 && options_get_number(oo, "status-position") == 0)
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		ctx.top = 1;
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	ctx.pane_status = options_get_number(wo, "pane-border-status");
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	if (lines == 0)
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	if (ctx.lines == 0)
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		draw_status = 0;
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	if (draw_borders) {
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		pane_status = options_get_number(wo, "pane-border-status");
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		screen_redraw_draw_borders(c, pane_status, lines, top);
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		if (pane_status != CELL_STATUS_OFF)
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			screen_redraw_draw_pane_status(c, pane_status);
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		if (ctx.pane_status != CELL_STATUS_OFF)
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			screen_redraw_draw_pane_status(c, ctx.pane_status);
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		screen_redraw_draw_borders(&ctx);
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	}
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	if (draw_panes)
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		screen_redraw_draw_panes(c, lines, top);
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		screen_redraw_draw_panes(&ctx);
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	if (draw_status)
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		screen_redraw_draw_status(c, lines, top);
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		screen_redraw_draw_status(&ctx);
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	tty_reset(tty);
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}
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@@ -435,25 +443,65 @@ screen_redraw_pane(struct client *c, struct window_pane *wp)
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	tty_reset(&c->tty);
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}
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/* Draw a border cell. */
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static void
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screen_redraw_draw_borders_cell(struct screen_redraw_ctx *ctx, u_int x, u_int y,
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    int small, u_int msgx, u_int msgy, struct grid_cell *m_active_gc,
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    struct grid_cell *active_gc, struct grid_cell *m_other_gc,
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    struct grid_cell *other_gc)
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{
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	struct client           *c = ctx->c;
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	struct session          *s = c->session;
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	struct window           *w = s->curw->window;
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	struct tty              *tty = &c->tty;
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	struct window_pane      *wp;
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	struct window_pane      *active = w->active;
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	struct window_pane      *marked = marked_pane.wp;
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	u_int                    type;
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	int                      flag, pane_status = ctx->pane_status;
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	type = screen_redraw_check_cell(c, x, y, pane_status, &wp);
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	if (type == CELL_INSIDE)
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		return;
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	if (type == CELL_OUTSIDE && small && x > msgx && y == msgy)
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		return;
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	flag = screen_redraw_check_is(x, y, type, pane_status, w, active, wp);
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	if (server_is_marked(s, s->curw, marked_pane.wp) &&
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	    screen_redraw_check_is(x, y, type, pane_status, w, marked, wp)) {
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		if (flag)
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			tty_attributes(tty, m_active_gc, NULL);
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		else
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			tty_attributes(tty, m_other_gc, NULL);
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	} else if (flag)
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		tty_attributes(tty, active_gc, NULL);
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	else
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		tty_attributes(tty, other_gc, NULL);
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	if (ctx->top)
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		tty_cursor(tty, x, ctx->lines + y);
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	else
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		tty_cursor(tty, x, y);
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	tty_putc(tty, CELL_BORDERS[type]);
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}
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/* Draw the borders. */
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static void
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screen_redraw_draw_borders(struct client *c, int pane_status, u_int lines,
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    u_int top)
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screen_redraw_draw_borders(struct screen_redraw_ctx *ctx)
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{
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	struct client		*c = ctx->c;
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	struct session		*s = c->session;
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	struct window		*w = s->curw->window;
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	struct options		*oo = w->options;
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	struct tty		*tty = &c->tty;
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	struct window_pane	*wp;
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	struct grid_cell	 m_active_gc, active_gc, m_other_gc, other_gc;
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	struct grid_cell	 msg_gc;
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	u_int		 	 i, j, type, msgx = 0, msgy = 0;
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	int			 active, small, flags;
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	u_int		 	 i, j, msgx = 0, msgy = 0;
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	int			 small, flags;
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	char			 msg[256];
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	const char		*tmp;
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	size_t			 msglen = 0;
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	small = (tty->sy - lines + top > w->sy) || (tty->sx > w->sx);
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	small = (tty->sy - ctx->lines + ctx->top > w->sy) || (tty->sx > w->sx);
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	if (small) {
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		flags = w->flags & (WINDOW_FORCEWIDTH|WINDOW_FORCEHEIGHT);
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		if (flags == (WINDOW_FORCEWIDTH|WINDOW_FORCEHEIGHT))
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@@ -470,12 +518,13 @@ screen_redraw_draw_borders(struct client *c, int pane_status, u_int lines,
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		    w->sx, w->sy, tmp);
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		msglen = strlen(msg);
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		if (tty->sy - 1 - lines + top > w->sy && tty->sx >= msglen) {
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		if (tty->sy - 1 - ctx->lines + ctx->top > w->sy &&
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		    tty->sx >= msglen) {
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			msgx = tty->sx - msglen;
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			msgy = tty->sy - 1 - lines + top;
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			msgy = tty->sy - 1 - ctx->lines + ctx->top;
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		} else if (tty->sx - w->sx > msglen) {
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			msgx = tty->sx - msglen;
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			msgy = tty->sy - 1 - lines + top;
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			msgy = tty->sy - 1 - ctx->lines + ctx->top;
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		} else
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			small = 0;
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	}
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@@ -489,33 +538,11 @@ screen_redraw_draw_borders(struct client *c, int pane_status, u_int lines,
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	memcpy(&m_active_gc, &active_gc, sizeof m_active_gc);
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	m_active_gc.attr ^= GRID_ATTR_REVERSE;
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	for (j = 0; j < tty->sy - lines; j++) {
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	for (j = 0; j < tty->sy - ctx->lines; j++) {
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		for (i = 0; i < tty->sx; i++) {
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			type = screen_redraw_check_cell(c, i, j, pane_status,
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			    &wp);
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			if (type == CELL_INSIDE)
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				continue;
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			if (type == CELL_OUTSIDE && small &&
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			    i > msgx && j == msgy)
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				continue;
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			active = screen_redraw_check_is(i, j, type, pane_status,
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			    w, w->active, wp);
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			if (server_is_marked(s, s->curw, marked_pane.wp) &&
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			    screen_redraw_check_is(i, j, type, pane_status, w,
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			    marked_pane.wp, wp)) {
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				if (active)
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					tty_attributes(tty, &m_active_gc, NULL);
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				else
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					tty_attributes(tty, &m_other_gc, NULL);
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			} else if (active)
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				tty_attributes(tty, &active_gc, NULL);
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			else
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				tty_attributes(tty, &other_gc, NULL);
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			if (top)
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				tty_cursor(tty, i, lines + j);
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			else
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				tty_cursor(tty, i, j);
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			tty_putc(tty, CELL_BORDERS[type]);
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			screen_redraw_draw_borders_cell(ctx, i, j, small,
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			    msgx, msgy, &m_active_gc, &active_gc, &m_other_gc,
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			    &other_gc);
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		}
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	}
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@@ -529,48 +556,49 @@ screen_redraw_draw_borders(struct client *c, int pane_status, u_int lines,
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/* Draw the panes. */
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static void
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screen_redraw_draw_panes(struct client *c, u_int lines, u_int top)
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screen_redraw_draw_panes(struct screen_redraw_ctx *ctx)
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{
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	struct client		*c = ctx->c;
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	struct window		*w = c->session->curw->window;
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	struct tty		*tty = &c->tty;
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	struct window_pane	*wp;
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	u_int		 	 i, y;
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	if (top)
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		y = lines;
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	if (ctx->top)
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		y = ctx->lines;
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	else
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		y = 0;
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	TAILQ_FOREACH(wp, &w->panes, entry) {
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		if (!window_pane_visible(wp))
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			continue;
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		for (i = 0; i < wp->sy; i++)
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			tty_draw_pane(tty, wp, i, wp->xoff, y + wp->yoff);
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		if (c->flags & CLIENT_IDENTIFY)
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			screen_redraw_draw_number(c, wp, lines, top);
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			screen_redraw_draw_number(ctx, wp);
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	}
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}
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/* Draw the status line. */
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static void
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screen_redraw_draw_status(struct client *c, u_int lines, u_int top)
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screen_redraw_draw_status(struct screen_redraw_ctx *ctx)
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{
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	struct client	*c = ctx->c;
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	struct tty	*tty = &c->tty;
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	u_int		 i, y;
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	if (top)
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	if (ctx->top)
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		y = 0;
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	else
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		y = tty->sy - lines;
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	for (i = 0; i < lines; i++)
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		y = tty->sy - ctx->lines;
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	for (i = 0; i < ctx->lines; i++)
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		tty_draw_line(tty, NULL, &c->status.status, i, 0, y);
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}
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/* Draw number on a pane. */
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static void
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screen_redraw_draw_number(struct client *c, struct window_pane *wp,
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    u_int lines, u_int top)
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screen_redraw_draw_number(struct screen_redraw_ctx *ctx, struct window_pane *wp)
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{
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	struct client		*c = ctx->c;
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	struct tty		*tty = &c->tty;
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	struct session		*s = c->session;
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	struct options		*oo = s->options;
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@@ -593,8 +621,8 @@ screen_redraw_draw_number(struct client *c, struct window_pane *wp,
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	px = wp->sx / 2; py = wp->sy / 2;
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	xoff = wp->xoff; yoff = wp->yoff;
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	if (top)
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		yoff += lines;
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	if (ctx->top)
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		yoff += ctx->lines;
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	if (wp->sx < len * 6 || wp->sy < 5) {
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		tty_cursor(tty, xoff + px - len / 2, yoff + py);
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