Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.22
1.22 ! nicm 1: /* $OpenBSD: cmd-list-keys.c,v 1.21 2013/03/24 09:54:10 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:
1.21 nicm 29: enum cmd_retval cmd_list_keys_exec(struct cmd *, struct cmd_q *);
30: enum cmd_retval cmd_list_keys_table(struct cmd *, struct cmd_q *);
1.6 nicm 31:
1.1 nicm 32: const struct cmd_entry cmd_list_keys_entry = {
33: "list-keys", "lsk",
1.13 nicm 34: "t:", 0, 0,
1.6 nicm 35: "[-t key-table]",
1.13 nicm 36: 0,
37: NULL,
38: cmd_list_keys_exec
1.1 nicm 39: };
40:
1.18 nicm 41: enum cmd_retval
1.21 nicm 42: cmd_list_keys_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 43: {
1.13 nicm 44: struct args *args = self->args;
1.1 nicm 45: struct key_binding *bd;
46: const char *key;
1.14 nicm 47: char tmp[BUFSIZ], flags[8];
1.8 nicm 48: size_t used;
1.4 nicm 49: int width, keywidth;
1.3 nicm 50:
1.13 nicm 51: if (args_has(args, 't'))
1.21 nicm 52: return (cmd_list_keys_table(self, cmdq));
1.6 nicm 53:
1.3 nicm 54: width = 0;
1.15 nicm 55:
1.17 nicm 56: RB_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 57: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
58: if (key == NULL)
1.3 nicm 59: continue;
60:
1.14 nicm 61: keywidth = strlen(key);
62: if (!(bd->key & KEYC_PREFIX)) {
63: if (bd->can_repeat)
64: keywidth += 4;
65: else
66: keywidth += 3;
67: } else if (bd->can_repeat)
68: keywidth += 3;
1.3 nicm 69: if (keywidth > width)
70: width = keywidth;
71: }
72:
1.17 nicm 73: RB_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 74: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
75: if (key == NULL)
1.1 nicm 76: continue;
1.14 nicm 77:
1.16 nicm 78: *flags = '\0';
1.14 nicm 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);
1.21 nicm 93: cmdq_print(cmdq, "bind-key %s", tmp);
1.6 nicm 94: }
95:
1.18 nicm 96: return (CMD_RETURN_NORMAL);
1.6 nicm 97: }
98:
1.19 nicm 99: enum cmd_retval
1.21 nicm 100: cmd_list_keys_table(struct cmd *self, struct cmd_q *cmdq)
1.6 nicm 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) {
1.21 nicm 111: cmdq_error(cmdq, "unknown key table: %s", tablename);
1.18 nicm 112: return (CMD_RETURN_ERROR);
1.6 nicm 113: }
114:
115: width = 0;
1.14 nicm 116: any_mode = 0;
1.17 nicm 117: RB_FOREACH(mbind, mode_key_tree, mtab->tree) {
1.6 nicm 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:
1.17 nicm 130: RB_FOREACH(mbind, mode_key_tree, mtab->tree) {
1.6 nicm 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) {
1.21 nicm 140: cmdq_print(cmdq, "bind-key -%st %s%s %*s %s%s%s%s",
1.14 nicm 141: mode, any_mode && *mode == '\0' ? " " : "",
1.20 nicm 142: mtab->name, (int) width, key, cmdstr,
143: mbind->arg != NULL ? " \"" : "",
144: mbind->arg != NULL ? mbind->arg : "",
145: mbind->arg != NULL ? "\"": "");
1.14 nicm 146: }
1.1 nicm 147: }
148:
1.18 nicm 149: return (CMD_RETURN_NORMAL);
1.1 nicm 150: }
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