Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.14
1.14 ! nicm 1: /* $OpenBSD: cmd-list-keys.c,v 1.13 2011/01/04 00:42:46 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 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:
1.3 nicm 21: #include <string.h>
22:
1.1 nicm 23: #include "tmux.h"
24:
25: /*
26: * List key bindings.
27: */
28:
29: int cmd_list_keys_exec(struct cmd *, struct cmd_ctx *);
30:
1.6 nicm 31: int cmd_list_keys_table(struct cmd *, struct cmd_ctx *);
32:
1.1 nicm 33: const struct cmd_entry cmd_list_keys_entry = {
34: "list-keys", "lsk",
1.13 nicm 35: "t:", 0, 0,
1.6 nicm 36: "[-t key-table]",
1.13 nicm 37: 0,
38: NULL,
39: NULL,
40: cmd_list_keys_exec
1.1 nicm 41: };
42:
43: int
1.6 nicm 44: cmd_list_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
1.1 nicm 45: {
1.13 nicm 46: struct args *args = self->args;
1.1 nicm 47: struct key_binding *bd;
48: const char *key;
1.14 ! nicm 49: char tmp[BUFSIZ], flags[8];
1.8 nicm 50: size_t used;
1.4 nicm 51: int width, keywidth;
1.3 nicm 52:
1.13 nicm 53: if (args_has(args, 't'))
1.6 nicm 54: return (cmd_list_keys_table(self, ctx));
55:
1.3 nicm 56: width = 0;
57: SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 58: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
59: if (key == NULL)
1.3 nicm 60: continue;
61:
1.14 ! nicm 62: keywidth = strlen(key);
! 63: if (!(bd->key & KEYC_PREFIX)) {
! 64: if (bd->can_repeat)
! 65: keywidth += 4;
! 66: else
! 67: keywidth += 3;
! 68: } else if (bd->can_repeat)
! 69: keywidth += 3;
1.3 nicm 70: if (keywidth > width)
71: width = keywidth;
72: }
73:
1.1 nicm 74: SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 75: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
76: if (key == NULL)
1.1 nicm 77: continue;
1.14 ! nicm 78:
! 79: if (!(bd->key & KEYC_PREFIX)) {
! 80: if (bd->can_repeat)
! 81: xsnprintf(flags, sizeof flags, "-rn ");
! 82: else
! 83: xsnprintf(flags, sizeof flags, "-n ");
! 84: } else if (bd->can_repeat)
! 85: xsnprintf(flags, sizeof flags, "-r ");
! 86:
! 87: used = xsnprintf(tmp, sizeof tmp, "%s%*s ",
! 88: flags, (int) (width - strlen(flags)), key);
1.8 nicm 89: if (used >= sizeof tmp)
90: continue;
1.1 nicm 91:
1.8 nicm 92: cmd_list_print(bd->cmdlist, tmp + used, (sizeof tmp) - used);
1.14 ! nicm 93: ctx->print(ctx, "bind-key %s", tmp);
1.6 nicm 94: }
95:
96: return (0);
97: }
98:
99: int
100: cmd_list_keys_table(struct cmd *self, struct cmd_ctx *ctx)
101: {
1.13 nicm 102: struct args *args = self->args;
103: const char *tablename;
1.6 nicm 104: const struct mode_key_table *mtab;
105: struct mode_key_binding *mbind;
106: const char *key, *cmdstr, *mode;
1.14 ! nicm 107: int width, keywidth, any_mode;
1.6 nicm 108:
1.13 nicm 109: tablename = args_get(args, 't');
110: if ((mtab = mode_key_findtable(tablename)) == NULL) {
111: ctx->error(ctx, "unknown key table: %s", tablename);
1.6 nicm 112: return (-1);
113: }
114:
115: width = 0;
1.14 ! nicm 116: any_mode = 0;
1.6 nicm 117: SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
118: key = key_string_lookup_key(mbind->key);
119: if (key == NULL)
120: continue;
121:
1.14 ! nicm 122: if (mbind->mode != 0)
! 123: any_mode = 1;
! 124:
! 125: keywidth = strlen(key);
1.6 nicm 126: if (keywidth > width)
127: width = keywidth;
128: }
129:
130: SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
131: key = key_string_lookup_key(mbind->key);
132: if (key == NULL)
133: continue;
134:
135: mode = "";
136: if (mbind->mode != 0)
1.14 ! nicm 137: mode = "c";
1.6 nicm 138: cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd);
1.14 ! nicm 139: if (cmdstr != NULL) {
! 140: ctx->print(ctx, "bind-key -%st %s%s %*s %s",
! 141: mode, any_mode && *mode == '\0' ? " " : "",
! 142: mtab->name, (int) width, key, cmdstr);
! 143: }
1.1 nicm 144: }
145:
146: return (0);
147: }
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