cmd-resize-pane.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 <stdlib.h>
  22
  23 #include "tmux.h"
  24
  25 /*
  26  * Increase or decrease pane size.
  27  */
  28
  29 void    cmd_resize_pane_key_binding(struct cmd *, int);
  30 int     cmd_resize_pane_exec(struct cmd *, struct cmd_ctx *);
  31
  32 const struct cmd_entry cmd_resize_pane_entry = {
  33         "resize-pane", "resizep",
  34         "DLRt:U", 0, 1,
  35         "[-DLRU] " CMD_TARGET_PANE_USAGE " [adjustment]",
  36         0,
  37         cmd_resize_pane_key_binding,
  38         NULL,
  39         cmd_resize_pane_exec
  40 };
  41
  42 void
  43 cmd_resize_pane_key_binding(struct cmd *self, int key)
  44 {
  45         switch (key) {
  46         case KEYC_UP | KEYC_CTRL:
  47                 self->args = args_create(0);
  48                 args_set(self->args, 'U', NULL);
  49                 break;
  50         case KEYC_DOWN | KEYC_CTRL:
  51                 self->args = args_create(0);
  52                 args_set(self->args, 'D', NULL);
  53                 break;
  54         case KEYC_LEFT | KEYC_CTRL:
  55                 self->args = args_create(0);
  56                 args_set(self->args, 'L', NULL);
  57                 break;
  58         case KEYC_RIGHT | KEYC_CTRL:
  59                 self->args = args_create(0);
  60                 args_set(self->args, 'R', NULL);
  61                 break;
  62         case KEYC_UP | KEYC_ESCAPE:
  63                 self->args = args_create(1, "5");
  64                 args_set(self->args, 'U', NULL);
  65                 break;
  66         case KEYC_DOWN | KEYC_ESCAPE:
  67                 self->args = args_create(1, "5");
  68                 args_set(self->args, 'D', NULL);
  69                 break;
  70         case KEYC_LEFT | KEYC_ESCAPE:
  71                 self->args = args_create(1, "5");
  72                 args_set(self->args, 'L', NULL);
  73                 break;
  74         case KEYC_RIGHT | KEYC_ESCAPE:
  75                 self->args = args_create(1, "5");
  76                 args_set(self->args, 'R', NULL);
  77                 break;
  78         default:
  79                 self->args = args_create(0);
  80                 break;
  81         }
  82 }
  83
  84 int
  85 cmd_resize_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
  86 {
  87         struct args             *args = self->args;
  88         struct winlink          *wl;
  89         const char              *errstr;
  90         struct window_pane      *wp;
  91         u_int                    adjust;
  92
  93         if ((wl = cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp)) == NULL)
  94                 return (-1);
  95
  96         if (args->argc == 0)
  97                 adjust = 1;
  98         else {
  99                 adjust = strtonum(args->argv[0], 1, INT_MAX, &errstr);
 100                 if (errstr != NULL) {
 101                         ctx->error(ctx, "adjustment %s", errstr);
 102                         return (-1);
 103                 }
 104         }
 105
 106         if (args_has(self->args, 'L'))
 107                 layout_resize_pane(wp, LAYOUT_LEFTRIGHT, -adjust);
 108         else if (args_has(self->args, 'R'))
 109                 layout_resize_pane(wp, LAYOUT_LEFTRIGHT, adjust);
 110         else if (args_has(self->args, 'U'))
 111                 layout_resize_pane(wp, LAYOUT_TOPBOTTOM, -adjust);
 112         else if (args_has(self->args, 'D'))
 113                 layout_resize_pane(wp, LAYOUT_TOPBOTTOM, adjust);
 114         server_redraw_window(wl->window);
 115
 116         return (0);
 117 }