cmd-rotate-window.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
  15  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
  16  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 #include <sys/types.h>
  20
  21 #include "tmux.h"
  22
  23 /*
  24  * Rotate the panes in a window.
  25  */
  26
  27 void    cmd_rotate_window_init(struct cmd *, int);
  28 int     cmd_rotate_window_exec(struct cmd *, struct cmd_ctx *);
  29
  30 const struct cmd_entry cmd_rotate_window_entry = {
  31         "rotate-window", "rotatew",
  32         "[-DU] " CMD_TARGET_WINDOW_USAGE,
  33         0, "DU",
  34         cmd_rotate_window_init,
  35         cmd_target_parse,
  36         cmd_rotate_window_exec,
  37         cmd_target_free,
  38         cmd_target_print
  39 };
  40
  41 void
  42 cmd_rotate_window_init(struct cmd *self, int key)
  43 {
  44         struct cmd_target_data  *data;
  45
  46         cmd_target_init(self, key);
  47         data = self->data;
  48
  49         if (key == ('o' | KEYC_ESCAPE))
  50                 cmd_set_flag(&data->chflags, 'D');
  51 }
  52
  53 int
  54 cmd_rotate_window_exec(struct cmd *self, struct cmd_ctx *ctx)
  55 {
  56         struct cmd_target_data  *data = self->data;
  57         struct winlink          *wl;
  58         struct window           *w;
  59         struct window_pane      *wp, *wp2;
  60         struct layout_cell      *lc;
  61         u_int                    sx, sy, xoff, yoff;
  62
  63         if ((wl = cmd_find_window(ctx, data->target, NULL)) == NULL)
  64                 return (-1);
  65         w = wl->window;
  66
  67         if (cmd_check_flag(data->chflags, 'D')) {
  68                 wp = TAILQ_LAST(&w->panes, window_panes);
  69                 TAILQ_REMOVE(&w->panes, wp, entry);
  70                 TAILQ_INSERT_HEAD(&w->panes, wp, entry);
  71
  72                 lc = wp->layout_cell;
  73                 xoff = wp->xoff; yoff = wp->yoff;
  74                 sx = wp->sx; sy = wp->sy;
  75                 TAILQ_FOREACH(wp, &w->panes, entry) {
  76                         if ((wp2 = TAILQ_NEXT(wp, entry)) == NULL)
  77                                 break;
  78                         wp->layout_cell = wp2->layout_cell;
  79                         if (wp->layout_cell != NULL)
  80                                 wp->layout_cell->wp = wp;
  81                         wp->xoff = wp2->xoff; wp->yoff = wp2->yoff;
  82                         window_pane_resize(wp, wp2->sx, wp2->sy);
  83                 }
  84                 wp->layout_cell = lc;
  85                 if (wp->layout_cell != NULL)
  86                         wp->layout_cell->wp = wp;
  87                 wp->xoff = xoff; wp->yoff = yoff;
  88                 window_pane_resize(wp, sx, sy);
  89
  90                 if ((wp = TAILQ_PREV(w->active, window_panes, entry)) == NULL)
  91                         wp = TAILQ_LAST(&w->panes, window_panes);
  92                 window_set_active_pane(w, wp);
  93                 server_redraw_window(w);
  94         } else {
  95                 wp = TAILQ_FIRST(&w->panes);
  96                 TAILQ_REMOVE(&w->panes, wp, entry);
  97                 TAILQ_INSERT_TAIL(&w->panes, wp, entry);
  98
  99                 lc = wp->layout_cell;
 100                 xoff = wp->xoff; yoff = wp->yoff;
 101                 sx = wp->sx; sy = wp->sy;
 102                 TAILQ_FOREACH_REVERSE(wp, &w->panes, window_panes, entry) {
 103                         if ((wp2 = TAILQ_PREV(wp, window_panes, entry)) == NULL)
 104                                 break;
 105                         wp->layout_cell = wp2->layout_cell;
 106                         if (wp->layout_cell != NULL)
 107                                 wp->layout_cell->wp = wp;
 108                         wp->xoff = wp2->xoff; wp->yoff = wp2->yoff;
 109                         window_pane_resize(wp, wp2->sx, wp2->sy);
 110                 }
 111                 wp->layout_cell = lc;
 112                 if (wp->layout_cell != NULL)
 113                         wp->layout_cell->wp = wp;
 114                 wp->xoff = xoff; wp->yoff = yoff;
 115                 window_pane_resize(wp, sx, sy);
 116
 117                 if ((wp = TAILQ_NEXT(w->active, entry)) == NULL)
 118                         wp = TAILQ_FIRST(&w->panes);
 119                 window_set_active_pane(w, wp);
 120                 server_redraw_window(w);
 121         }
 122
 123         return (0);
 124 }