Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.42
1.42 ! nicm 1: /* $OpenBSD: cmd-list-keys.c,v 1.41 2017/01/24 21:50:22 nicm Exp $ */
1.1 nicm 2:
3: /*
1.34 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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:
1.29 nicm 21: #include <stdlib.h>
1.3 nicm 22: #include <string.h>
23:
1.1 nicm 24: #include "tmux.h"
25:
26: /*
27: * List key bindings.
28: */
29:
1.40 nicm 30: static enum cmd_retval cmd_list_keys_exec(struct cmd *, struct cmdq_item *);
1.24 nicm 31:
1.40 nicm 32: static enum cmd_retval cmd_list_keys_commands(struct cmd *,
33: struct cmdq_item *);
1.6 nicm 34:
1.1 nicm 35: const struct cmd_entry cmd_list_keys_entry = {
1.32 nicm 36: .name = "list-keys",
37: .alias = "lsk",
38:
1.41 nicm 39: .args = { "T:", 0, 0 },
40: .usage = "[-T key-table]",
1.32 nicm 41:
1.39 nicm 42: .flags = CMD_STARTSERVER|CMD_AFTERHOOK,
1.32 nicm 43: .exec = cmd_list_keys_exec
1.1 nicm 44: };
45:
1.24 nicm 46: const struct cmd_entry cmd_list_commands_entry = {
1.32 nicm 47: .name = "list-commands",
48: .alias = "lscm",
49:
1.35 nicm 50: .args = { "F:", 0, 0 },
51: .usage = "[-F format]",
1.32 nicm 52:
1.39 nicm 53: .flags = CMD_STARTSERVER|CMD_AFTERHOOK,
1.32 nicm 54: .exec = cmd_list_keys_exec
1.24 nicm 55: };
56:
1.35 nicm 57: static enum cmd_retval
1.40 nicm 58: cmd_list_keys_exec(struct cmd *self, struct cmdq_item *item)
1.1 nicm 59: {
1.13 nicm 60: struct args *args = self->args;
1.26 nicm 61: struct key_table *table;
1.1 nicm 62: struct key_binding *bd;
1.26 nicm 63: const char *key, *tablename, *r;
1.29 nicm 64: char *cp, tmp[BUFSIZ];
1.26 nicm 65: int repeat, width, tablewidth, keywidth;
1.3 nicm 66:
1.24 nicm 67: if (self->entry == &cmd_list_commands_entry)
1.40 nicm 68: return (cmd_list_keys_commands(self, item));
1.24 nicm 69:
1.26 nicm 70: tablename = args_get(args, 'T');
71: if (tablename != NULL && key_bindings_get_table(tablename, 0) == NULL) {
1.40 nicm 72: cmdq_error(item, "table %s doesn't exist", tablename);
1.26 nicm 73: return (CMD_RETURN_ERROR);
74: }
1.15 nicm 75:
1.26 nicm 76: repeat = 0;
77: tablewidth = keywidth = 0;
78: RB_FOREACH(table, key_tables, &key_tables) {
79: if (tablename != NULL && strcmp(table->name, tablename) != 0)
1.3 nicm 80: continue;
1.26 nicm 81: RB_FOREACH(bd, key_bindings, &table->key_bindings) {
82: key = key_string_lookup_key(bd->key);
1.3 nicm 83:
1.14 nicm 84: if (bd->can_repeat)
1.26 nicm 85: repeat = 1;
86:
1.29 nicm 87: width = utf8_cstrwidth(table->name);
1.26 nicm 88: if (width > tablewidth)
1.28 nicm 89: tablewidth = width;
90: width = utf8_cstrwidth(key);
1.26 nicm 91: if (width > keywidth)
92: keywidth = width;
93: }
1.3 nicm 94: }
95:
1.26 nicm 96: RB_FOREACH(table, key_tables, &key_tables) {
97: if (tablename != NULL && strcmp(table->name, tablename) != 0)
1.1 nicm 98: continue;
1.26 nicm 99: RB_FOREACH(bd, key_bindings, &table->key_bindings) {
100: key = key_string_lookup_key(bd->key);
101:
102: if (!repeat)
103: r = "";
104: else if (bd->can_repeat)
105: r = "-r ";
1.14 nicm 106: else
1.26 nicm 107: r = " ";
1.29 nicm 108: xsnprintf(tmp, sizeof tmp, "%s-T ", r);
109:
110: cp = utf8_padcstr(table->name, tablewidth);
111: strlcat(tmp, cp, sizeof tmp);
112: strlcat(tmp, " ", sizeof tmp);
113: free(cp);
114:
115: cp = utf8_padcstr(key, keywidth);
116: strlcat(tmp, cp, sizeof tmp);
117: strlcat(tmp, " ", sizeof tmp);
118: free(cp);
119:
1.31 nicm 120: cp = cmd_list_print(bd->cmdlist);
121: strlcat(tmp, cp, sizeof tmp);
122: free(cp);
1.1 nicm 123:
1.40 nicm 124: cmdq_print(item, "bind-key %s", tmp);
1.14 nicm 125: }
1.24 nicm 126: }
127:
128: return (CMD_RETURN_NORMAL);
129: }
130:
1.35 nicm 131: static enum cmd_retval
1.40 nicm 132: cmd_list_keys_commands(struct cmd *self, struct cmdq_item *item)
1.24 nicm 133: {
1.35 nicm 134: struct args *args = self->args;
1.24 nicm 135: const struct cmd_entry **entryp;
1.25 nicm 136: const struct cmd_entry *entry;
1.35 nicm 137: struct format_tree *ft;
1.40 nicm 138: const char *template, *s;
1.35 nicm 139: char *line;
140:
141: if ((template = args_get(args, 'F')) == NULL) {
142: template = "#{command_list_name}"
143: "#{?command_list_alias, (#{command_list_alias}),} "
144: "#{command_list_usage}";
145: }
146:
1.42 ! nicm 147: ft = format_create(item, FORMAT_NONE, 0);
1.35 nicm 148: format_defaults(ft, NULL, NULL, NULL, NULL);
1.24 nicm 149:
150: for (entryp = cmd_table; *entryp != NULL; entryp++) {
151: entry = *entryp;
1.35 nicm 152:
153: format_add(ft, "command_list_name", "%s", entry->name);
1.40 nicm 154: if (entry->alias != NULL)
155: s = entry->alias;
156: else
157: s = "";
158: format_add(ft, "command_list_alias", "%s", s);
159: if (entry->usage != NULL)
160: s = entry->usage;
161: else
162: s = "";
163: format_add(ft, "command_list_usage", "%s", s);
1.35 nicm 164:
165: line = format_expand(ft, template);
166: if (*line != '\0')
1.40 nicm 167: cmdq_print(item, "%s", line);
1.35 nicm 168: free(line);
1.1 nicm 169: }
170:
1.35 nicm 171: format_free(ft);
1.18 nicm 172: return (CMD_RETURN_NORMAL);
1.1 nicm 173: }
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