external/bsd/tmux/dist/cmd-rotate-window.c

   1 /* Id */
   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_key_binding(struct cmd *, int);
  28 enum cmd_retval  cmd_rotate_window_exec(struct cmd *, struct cmd_q *);
  29
  30 const struct cmd_entry cmd_rotate_window_entry = {
  31         "rotate-window", "rotatew",
  32         "Dt:U", 0, 0,
  33         "[-DU] " CMD_TARGET_WINDOW_USAGE,
  34         0,
  35         cmd_rotate_window_key_binding,
  36         cmd_rotate_window_exec
  37 };
  38
  39 void
  40 cmd_rotate_window_key_binding(struct cmd *self, int key)
  41 {
  42         self->args = args_create(0);
  43         if (key == ('o' | KEYC_ESCAPE))
  44                 args_set(self->args, 'D', NULL);
  45 }
  46
  47 enum cmd_retval
  48 cmd_rotate_window_exec(struct cmd *self, struct cmd_q *cmdq)
  49 {
  50         struct args             *args = self->args;
  51         struct winlink          *wl;
  52         struct window           *w;
  53         struct window_pane      *wp, *wp2;
  54         struct layout_cell      *lc;
  55         u_int                    sx, sy, xoff, yoff;
  56
  57         if ((wl = cmd_find_window(cmdq, args_get(args, 't'), NULL)) == NULL)
  58                 return (CMD_RETURN_ERROR);
  59         w = wl->window;
  60
  61         if (args_has(self->args, 'D')) {
  62                 wp = TAILQ_LAST(&w->panes, window_panes);
  63                 TAILQ_REMOVE(&w->panes, wp, entry);
  64                 TAILQ_INSERT_HEAD(&w->panes, wp, entry);
  65
  66                 lc = wp->layout_cell;
  67                 xoff = wp->xoff; yoff = wp->yoff;
  68                 sx = wp->sx; sy = wp->sy;
  69                 TAILQ_FOREACH(wp, &w->panes, entry) {
  70                         if ((wp2 = TAILQ_NEXT(wp, entry)) == NULL)
  71                                 break;
  72                         wp->layout_cell = wp2->layout_cell;
  73                         if (wp->layout_cell != NULL)
  74                                 wp->layout_cell->wp = wp;
  75                         wp->xoff = wp2->xoff; wp->yoff = wp2->yoff;
  76                         window_pane_resize(wp, wp2->sx, wp2->sy);
  77                 }
  78                 wp->layout_cell = lc;
  79                 if (wp->layout_cell != NULL)
  80                         wp->layout_cell->wp = wp;
  81                 wp->xoff = xoff; wp->yoff = yoff;
  82                 window_pane_resize(wp, sx, sy);
  83
  84                 if ((wp = TAILQ_PREV(w->active, window_panes, entry)) == NULL)
  85                         wp = TAILQ_LAST(&w->panes, window_panes);
  86                 window_set_active_pane(w, wp);
  87                 server_redraw_window(w);
  88         } else {
  89                 wp = TAILQ_FIRST(&w->panes);
  90                 TAILQ_REMOVE(&w->panes, wp, entry);
  91                 TAILQ_INSERT_TAIL(&w->panes, wp, entry);
  92
  93                 lc = wp->layout_cell;
  94                 xoff = wp->xoff; yoff = wp->yoff;
  95                 sx = wp->sx; sy = wp->sy;
  96                 TAILQ_FOREACH_REVERSE(wp, &w->panes, window_panes, entry) {
  97                         if ((wp2 = TAILQ_PREV(wp, window_panes, entry)) == NULL)
  98                                 break;
  99                         wp->layout_cell = wp2->layout_cell;
 100                         if (wp->layout_cell != NULL)
 101                                 wp->layout_cell->wp = wp;
 102                         wp->xoff = wp2->xoff; wp->yoff = wp2->yoff;
 103                         window_pane_resize(wp, wp2->sx, wp2->sy);
 104                 }
 105                 wp->layout_cell = lc;
 106                 if (wp->layout_cell != NULL)
 107                         wp->layout_cell->wp = wp;
 108                 wp->xoff = xoff; wp->yoff = yoff;
 109                 window_pane_resize(wp, sx, sy);
 110
 111                 if ((wp = TAILQ_NEXT(w->active, entry)) == NULL)
 112                         wp = TAILQ_FIRST(&w->panes);
 113                 window_set_active_pane(w, wp);
 114                 server_redraw_window(w);
 115         }
 116
 117         return (CMD_RETURN_NORMAL);
 118 }