diff options
Diffstat (limited to 'usr.bin/tmux/window.c')
| -rw-r--r-- | usr.bin/tmux/window.c | 112 |
1 files changed, 111 insertions, 1 deletions
diff --git a/usr.bin/tmux/window.c b/usr.bin/tmux/window.c index 10e99070e6a..cb4f89ccb1e 100644 --- a/usr.bin/tmux/window.c +++ b/usr.bin/tmux/window.c @@ -1,4 +1,4 @@ -/* $OpenBSD: window.c,v 1.44 2010/03/22 19:02:54 nicm Exp $ */ +/* $OpenBSD: window.c,v 1.45 2010/03/22 19:07:52 nicm Exp $ */ /* * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net> @@ -827,3 +827,113 @@ window_pane_search(struct window_pane *wp, const char *searchstr, u_int *lineno) xfree(newsearchstr); return (msg); } + +/* Find the pane directly above another. */ +struct window_pane * +window_pane_find_up(struct window_pane *wp) +{ + struct window_pane *wp2; + u_int left, top; + + if (wp == NULL || !window_pane_visible(wp)) + return (NULL); + + top = wp->yoff; + if (top == 0) + top = wp->window->sy + 1; + left = wp->xoff; + + TAILQ_FOREACH(wp2, &wp->window->panes, entry) { + if (!window_pane_visible(wp2)) + continue; + if (wp2->yoff + wp2->sy + 1 != top) + continue; + if (left >= wp2->xoff && left <= wp2->xoff + wp2->sx) + return (wp2); + } + return (NULL); +} + +/* Find the pane directly below another. */ +struct window_pane * +window_pane_find_down(struct window_pane *wp) +{ + struct window_pane *wp2; + u_int left, bottom; + + if (wp == NULL || !window_pane_visible(wp)) + return (NULL); + + bottom = wp->yoff + wp->sy + 1; + if (bottom >= wp->window->sy) + bottom = 0; + left = wp->xoff; + + TAILQ_FOREACH(wp2, &wp->window->panes, entry) { + if (!window_pane_visible(wp2)) + continue; + if (wp2->yoff != bottom) + continue; + if (left >= wp2->xoff && left <= wp2->xoff + wp2->sx) + return (wp2); + } + return (NULL); +} + +/* + * Find the pane directly to the left of another, adjacent to the left side and + * containing the top edge. + */ +struct window_pane * +window_pane_find_left(struct window_pane *wp) +{ + struct window_pane *wp2; + u_int left, top; + + if (wp == NULL || !window_pane_visible(wp)) + return (NULL); + + left = wp->xoff; + if (left == 0) + left = wp->window->sx + 1; + top = wp->yoff; + + TAILQ_FOREACH(wp2, &wp->window->panes, entry) { + if (!window_pane_visible(wp2)) + continue; + if (wp2->xoff + wp2->sx + 1 != left) + continue; + if (top >= wp2->yoff && top <= wp2->yoff + wp2->sy) + return (wp2); + } + return (NULL); +} + +/* + * Find the pane directly to the right of another, that is adjacent to the + * right edge and including the top edge. + */ +struct window_pane * +window_pane_find_right(struct window_pane *wp) +{ + struct window_pane *wp2; + u_int right, top; + + if (wp == NULL || !window_pane_visible(wp)) + return (NULL); + + right = wp->xoff + wp->sx + 1; + if (right >= wp->window->sx) + right = 0; + top = wp->yoff; + + TAILQ_FOREACH(wp2, &wp->window->panes, entry) { + if (!window_pane_visible(wp2)) + continue; + if (wp2->xoff != right) + continue; + if (top >= wp2->yoff && top <= wp2->yoff + wp2->sy) + return (wp2); + } + return (NULL); +} |