Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.47
1.47 ! nicm 1: /* $OpenBSD: cmd-list-keys.c,v 1.46 2019/05/23 14:03:44 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;
1.46 nicm 63: const char *tablename, *r;
1.47 ! nicm 64: char *key, *cp, tmp[8192];
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;
1.45 nicm 78: table = key_bindings_first_table ();
79: while (table != NULL) {
80: if (tablename != NULL && strcmp(table->name, tablename) != 0) {
81: table = key_bindings_next_table(table);
1.3 nicm 82: continue;
1.45 nicm 83: }
84: bd = key_bindings_first(table);
85: while (bd != NULL) {
1.46 nicm 86: key = args_escape(key_string_lookup_key(bd->key));
1.3 nicm 87:
1.43 nicm 88: if (bd->flags & KEY_BINDING_REPEAT)
1.26 nicm 89: repeat = 1;
90:
1.29 nicm 91: width = utf8_cstrwidth(table->name);
1.26 nicm 92: if (width > tablewidth)
1.28 nicm 93: tablewidth = width;
94: width = utf8_cstrwidth(key);
1.26 nicm 95: if (width > keywidth)
96: keywidth = width;
1.45 nicm 97:
1.46 nicm 98: free(key);
1.45 nicm 99: bd = key_bindings_next(table, bd);
1.26 nicm 100: }
1.45 nicm 101: table = key_bindings_next_table(table);
1.3 nicm 102: }
103:
1.45 nicm 104: table = key_bindings_first_table ();
105: while (table != NULL) {
106: if (tablename != NULL && strcmp(table->name, tablename) != 0) {
107: table = key_bindings_next_table(table);
1.1 nicm 108: continue;
1.45 nicm 109: }
110: bd = key_bindings_first(table);
111: while (bd != NULL) {
1.46 nicm 112: key = args_escape(key_string_lookup_key(bd->key));
1.26 nicm 113:
114: if (!repeat)
115: r = "";
1.43 nicm 116: else if (bd->flags & KEY_BINDING_REPEAT)
1.26 nicm 117: r = "-r ";
1.14 nicm 118: else
1.26 nicm 119: r = " ";
1.29 nicm 120: xsnprintf(tmp, sizeof tmp, "%s-T ", r);
121:
122: cp = utf8_padcstr(table->name, tablewidth);
123: strlcat(tmp, cp, sizeof tmp);
124: strlcat(tmp, " ", sizeof tmp);
125: free(cp);
126:
127: cp = utf8_padcstr(key, keywidth);
128: strlcat(tmp, cp, sizeof tmp);
129: strlcat(tmp, " ", sizeof tmp);
130: free(cp);
131:
1.46 nicm 132: cp = cmd_list_print(bd->cmdlist, 1);
1.31 nicm 133: strlcat(tmp, cp, sizeof tmp);
134: free(cp);
1.1 nicm 135:
1.40 nicm 136: cmdq_print(item, "bind-key %s", tmp);
1.46 nicm 137:
138: free(key);
1.45 nicm 139: bd = key_bindings_next(table, bd);
1.14 nicm 140: }
1.45 nicm 141: table = key_bindings_next_table(table);
1.24 nicm 142: }
143:
144: return (CMD_RETURN_NORMAL);
145: }
146:
1.35 nicm 147: static enum cmd_retval
1.40 nicm 148: cmd_list_keys_commands(struct cmd *self, struct cmdq_item *item)
1.24 nicm 149: {
1.35 nicm 150: struct args *args = self->args;
1.24 nicm 151: const struct cmd_entry **entryp;
1.25 nicm 152: const struct cmd_entry *entry;
1.35 nicm 153: struct format_tree *ft;
1.40 nicm 154: const char *template, *s;
1.35 nicm 155: char *line;
156:
157: if ((template = args_get(args, 'F')) == NULL) {
158: template = "#{command_list_name}"
159: "#{?command_list_alias, (#{command_list_alias}),} "
160: "#{command_list_usage}";
161: }
162:
1.44 nicm 163: ft = format_create(item->client, item, FORMAT_NONE, 0);
1.35 nicm 164: format_defaults(ft, NULL, NULL, NULL, NULL);
1.24 nicm 165:
166: for (entryp = cmd_table; *entryp != NULL; entryp++) {
167: entry = *entryp;
1.35 nicm 168:
169: format_add(ft, "command_list_name", "%s", entry->name);
1.40 nicm 170: if (entry->alias != NULL)
171: s = entry->alias;
172: else
173: s = "";
174: format_add(ft, "command_list_alias", "%s", s);
175: if (entry->usage != NULL)
176: s = entry->usage;
177: else
178: s = "";
179: format_add(ft, "command_list_usage", "%s", s);
1.35 nicm 180:
181: line = format_expand(ft, template);
182: if (*line != '\0')
1.40 nicm 183: cmdq_print(item, "%s", line);
1.35 nicm 184: free(line);
1.1 nicm 185: }
186:
1.35 nicm 187: format_free(ft);
1.18 nicm 188: return (CMD_RETURN_NORMAL);
1.1 nicm 189: }
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