cmd-select-layout.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  * Switch window to selected layout.
  25  */
  26
  27 void    cmd_select_layout_key_binding(struct cmd *, int);
  28 int     cmd_select_layout_exec(struct cmd *, struct cmd_ctx *);
  29
  30 const struct cmd_entry cmd_select_layout_entry = {
  31         "select-layout", "selectl",
  32         "nprut:", 0, 1,
  33         "[-npUu] " CMD_TARGET_WINDOW_USAGE " [layout-name]",
  34         0,
  35         cmd_select_layout_key_binding,
  36         NULL,
  37         cmd_select_layout_exec
  38 };
  39
  40 const struct cmd_entry cmd_next_layout_entry = {
  41         "next-layout", "nextl",
  42         "t:", 0, 0,
  43         CMD_TARGET_WINDOW_USAGE,
  44         0,
  45         NULL,
  46         NULL,
  47         cmd_select_layout_exec
  48 };
  49
  50 const struct cmd_entry cmd_previous_layout_entry = {
  51         "previous-layout", "prevl",
  52         "t:", 0, 0,
  53         CMD_TARGET_WINDOW_USAGE,
  54         0,
  55         NULL,
  56         NULL,
  57         cmd_select_layout_exec
  58 };
  59
  60 void
  61 cmd_select_layout_key_binding(struct cmd *self, int key)
  62 {
  63         switch (key) {
  64         case '1' | KEYC_ESCAPE:
  65                 self->args = args_create(1, "even-horizontal");
  66                 break;
  67         case '2' | KEYC_ESCAPE:
  68                 self->args = args_create(1, "even-vertical");
  69                 break;
  70         case '3' | KEYC_ESCAPE:
  71                 self->args = args_create(1, "main-horizontal");
  72                 break;
  73         case '4' | KEYC_ESCAPE:
  74                 self->args = args_create(1, "main-vertical");
  75                 break;
  76         case '5' | KEYC_ESCAPE:
  77                 self->args = args_create(1, "tiled");
  78                 break;
  79         case 'u':
  80                 self->args = args_create(0);
  81                 args_set(self->args, 'u', NULL);
  82                 break;
  83         case 'U':
  84                 self->args = args_create(0);
  85                 args_set(self->args, 'U', NULL);
  86                 break;
  87         default:
  88                 self->args = args_create(0);
  89                 break;
  90         }
  91 }
  92
  93 int
  94 cmd_select_layout_exec(struct cmd *self, struct cmd_ctx *ctx)
  95 {
  96         struct args     *args = self->args;
  97         struct winlink  *wl;
  98         struct window   *w;
  99         const char      *layoutname;
 100         int              next, previous, layout;
 101
 102         if ((wl = cmd_find_window(ctx, args_get(args, 't'), NULL)) == NULL)
 103                 return (-1);
 104         w = wl->window;
 105
 106         next = self->entry == &cmd_next_layout_entry;
 107         if (args_has(self->args, 'n'))
 108                 next = 1;
 109         previous = self->entry == &cmd_previous_layout_entry;
 110         if (args_has(self->args, 'p'))
 111                 previous = 1;
 112
 113         layout_list_add(w);
 114         if (args_has(self->args, 'U')) {
 115                 if ((layoutname = layout_list_redo(w)) == NULL) {
 116                         ctx->info(ctx, "no more layout history");
 117                         return (-1);
 118                 }
 119                 goto set_layout;
 120         } else if (args_has(self->args, 'u')) {
 121                 if ((layoutname = layout_list_undo(w)) == NULL) {
 122                         ctx->info(ctx, "no more layout history");
 123                         return (-1);
 124                 }
 125                 goto set_layout;
 126         }
 127
 128         if (next || previous) {
 129                 if (next)
 130                         layout = layout_set_next(wl->window);
 131                 else
 132                         layout = layout_set_previous(wl->window);
 133                 server_redraw_window(wl->window);
 134                 ctx->info(ctx, "arranging in: %s", layout_set_name(layout));
 135                 return (0);
 136         }
 137
 138         if (args->argc == 0)
 139                 layout = wl->window->lastlayout;
 140         else
 141                 layout = layout_set_lookup(args->argv[0]);
 142         if (layout != -1) {
 143                 layout = layout_set_select(wl->window, layout);
 144                 server_redraw_window(wl->window);
 145                 ctx->info(ctx, "arranging in: %s", layout_set_name(layout));
 146                 return (0);
 147         }
 148
 149         if (args->argc == 0)
 150                 return (0);
 151         layoutname = args->argv[0];
 152
 153 set_layout:
 154         if (layout_parse(wl->window, layoutname) == -1) {
 155                 ctx->error(ctx, "can't set layout: %s", layoutname);
 156                 return (-1);
 157         }
 158         server_redraw_window(wl->window);
 159         ctx->info(ctx, "arranging in: %s", layoutname);
 160         return (0);
 161 }