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_init(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         "[-DLRU] " CMD_TARGET_PANE_USAGE " [adjustment]",
  35         CMD_ARG01, "DLRU",
  36         cmd_resize_pane_init,
  37         cmd_target_parse,
  38         cmd_resize_pane_exec,
  39         cmd_target_free,
  40         cmd_target_print
  41 };
  42
  43 void
  44 cmd_resize_pane_init(struct cmd *self, int key)
  45 {
  46         struct cmd_target_data  *data;
  47
  48         cmd_target_init(self, key);
  49         data = self->data;
  50
  51         if (key == (KEYC_UP | KEYC_CTRL))
  52                 cmd_set_flag(&data->chflags, 'U');
  53         if (key == (KEYC_DOWN | KEYC_CTRL))
  54                 cmd_set_flag(&data->chflags, 'D');
  55         if (key == (KEYC_LEFT | KEYC_CTRL))
  56                 cmd_set_flag(&data->chflags, 'L');
  57         if (key == (KEYC_RIGHT | KEYC_CTRL))
  58                 cmd_set_flag(&data->chflags, 'R');
  59
  60         if (key == (KEYC_UP | KEYC_ESCAPE)) {
  61                 cmd_set_flag(&data->chflags, 'U');
  62                 data->arg = xstrdup("5");
  63         }
  64         if (key == (KEYC_DOWN | KEYC_ESCAPE)) {
  65                 cmd_set_flag(&data->chflags, 'D');
  66                 data->arg = xstrdup("5");
  67         }
  68         if (key == (KEYC_LEFT | KEYC_ESCAPE)) {
  69                 cmd_set_flag(&data->chflags, 'L');
  70                 data->arg = xstrdup("5");
  71         }
  72         if (key == (KEYC_RIGHT | KEYC_ESCAPE)) {
  73                 cmd_set_flag(&data->chflags, 'R');
  74                 data->arg = xstrdup("5");
  75         }
  76 }
  77
  78 int
  79 cmd_resize_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
  80 {
  81         struct cmd_target_data  *data = self->data;
  82         struct winlink          *wl;
  83         const char              *errstr;
  84         struct window_pane      *wp;
  85         u_int                    adjust;
  86
  87         if ((wl = cmd_find_pane(ctx, data->target, NULL, &wp)) == NULL)
  88                 return (-1);
  89
  90         if (data->arg == NULL)
  91                 adjust = 1;
  92         else {
  93                 adjust = strtonum(data->arg, 1, INT_MAX, &errstr);
  94                 if (errstr != NULL) {
  95                         ctx->error(ctx, "adjustment %s: %s", errstr, data->arg);
  96                         return (-1);
  97                 }
  98         }
  99
 100         if (cmd_check_flag(data->chflags, 'L'))
 101                 layout_resize_pane(wp, LAYOUT_LEFTRIGHT, -adjust);
 102         else if (cmd_check_flag(data->chflags, 'R'))
 103                 layout_resize_pane(wp, LAYOUT_LEFTRIGHT, adjust);
 104         else if (cmd_check_flag(data->chflags, 'U'))
 105                 layout_resize_pane(wp, LAYOUT_TOPBOTTOM, -adjust);
 106         else if (cmd_check_flag(data->chflags, 'D'))
 107                 layout_resize_pane(wp, LAYOUT_TOPBOTTOM, adjust);
 108         server_redraw_window(wl->window);
 109
 110         return (0);
 111 }