Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.23
1.23 ! nicm 1: /* $OpenBSD: cmd-list-keys.c,v 1.22 2013/10/10 12:00:20 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: cmd_list_keys_exec
1.1 nicm 38: };
39:
1.18 nicm 40: enum cmd_retval
1.21 nicm 41: cmd_list_keys_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 42: {
1.13 nicm 43: struct args *args = self->args;
1.1 nicm 44: struct key_binding *bd;
45: const char *key;
1.14 nicm 46: char tmp[BUFSIZ], flags[8];
1.8 nicm 47: size_t used;
1.4 nicm 48: int width, keywidth;
1.3 nicm 49:
1.13 nicm 50: if (args_has(args, 't'))
1.21 nicm 51: return (cmd_list_keys_table(self, cmdq));
1.6 nicm 52:
1.3 nicm 53: width = 0;
1.15 nicm 54:
1.17 nicm 55: RB_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 56: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
57: if (key == NULL)
1.3 nicm 58: continue;
59:
1.14 nicm 60: keywidth = strlen(key);
61: if (!(bd->key & KEYC_PREFIX)) {
62: if (bd->can_repeat)
63: keywidth += 4;
64: else
65: keywidth += 3;
66: } else if (bd->can_repeat)
67: keywidth += 3;
1.3 nicm 68: if (keywidth > width)
69: width = keywidth;
70: }
71:
1.17 nicm 72: RB_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 73: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
74: if (key == NULL)
1.1 nicm 75: continue;
1.14 nicm 76:
1.16 nicm 77: *flags = '\0';
1.14 nicm 78: if (!(bd->key & KEYC_PREFIX)) {
79: if (bd->can_repeat)
80: xsnprintf(flags, sizeof flags, "-rn ");
81: else
82: xsnprintf(flags, sizeof flags, "-n ");
83: } else if (bd->can_repeat)
84: xsnprintf(flags, sizeof flags, "-r ");
85:
86: used = xsnprintf(tmp, sizeof tmp, "%s%*s ",
87: flags, (int) (width - strlen(flags)), key);
1.8 nicm 88: if (used >= sizeof tmp)
89: continue;
1.1 nicm 90:
1.8 nicm 91: cmd_list_print(bd->cmdlist, tmp + used, (sizeof tmp) - used);
1.21 nicm 92: cmdq_print(cmdq, "bind-key %s", tmp);
1.6 nicm 93: }
94:
1.18 nicm 95: return (CMD_RETURN_NORMAL);
1.6 nicm 96: }
97:
1.19 nicm 98: enum cmd_retval
1.21 nicm 99: cmd_list_keys_table(struct cmd *self, struct cmd_q *cmdq)
1.6 nicm 100: {
1.13 nicm 101: struct args *args = self->args;
102: const char *tablename;
1.6 nicm 103: const struct mode_key_table *mtab;
104: struct mode_key_binding *mbind;
105: const char *key, *cmdstr, *mode;
1.14 nicm 106: int width, keywidth, any_mode;
1.6 nicm 107:
1.13 nicm 108: tablename = args_get(args, 't');
109: if ((mtab = mode_key_findtable(tablename)) == NULL) {
1.21 nicm 110: cmdq_error(cmdq, "unknown key table: %s", tablename);
1.18 nicm 111: return (CMD_RETURN_ERROR);
1.6 nicm 112: }
113:
114: width = 0;
1.14 nicm 115: any_mode = 0;
1.17 nicm 116: RB_FOREACH(mbind, mode_key_tree, mtab->tree) {
1.6 nicm 117: key = key_string_lookup_key(mbind->key);
118: if (key == NULL)
119: continue;
120:
1.14 nicm 121: if (mbind->mode != 0)
122: any_mode = 1;
123:
124: keywidth = strlen(key);
1.6 nicm 125: if (keywidth > width)
126: width = keywidth;
127: }
128:
1.17 nicm 129: RB_FOREACH(mbind, mode_key_tree, mtab->tree) {
1.6 nicm 130: key = key_string_lookup_key(mbind->key);
131: if (key == NULL)
132: continue;
133:
134: mode = "";
135: if (mbind->mode != 0)
1.14 nicm 136: mode = "c";
1.6 nicm 137: cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd);
1.14 nicm 138: if (cmdstr != NULL) {
1.21 nicm 139: cmdq_print(cmdq, "bind-key -%st %s%s %*s %s%s%s%s",
1.14 nicm 140: mode, any_mode && *mode == '\0' ? " " : "",
1.20 nicm 141: mtab->name, (int) width, key, cmdstr,
142: mbind->arg != NULL ? " \"" : "",
143: mbind->arg != NULL ? mbind->arg : "",
144: mbind->arg != NULL ? "\"": "");
1.14 nicm 145: }
1.1 nicm 146: }
147:
1.18 nicm 148: return (CMD_RETURN_NORMAL);
1.1 nicm 149: }