Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.40
1.40 ! nicm 1: /* $OpenBSD: cmd-list-keys.c,v 1.39 2016/10/14 22:14:22 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_table(struct cmd *, struct cmdq_item *);
! 33: static enum cmd_retval cmd_list_keys_commands(struct cmd *,
! 34: struct cmdq_item *);
1.6 nicm 35:
1.1 nicm 36: const struct cmd_entry cmd_list_keys_entry = {
1.32 nicm 37: .name = "list-keys",
38: .alias = "lsk",
39:
40: .args = { "t:T:", 0, 0 },
41: .usage = "[-t mode-table] [-T key-table]",
42:
1.39 nicm 43: .flags = CMD_STARTSERVER|CMD_AFTERHOOK,
1.32 nicm 44: .exec = cmd_list_keys_exec
1.1 nicm 45: };
46:
1.24 nicm 47: const struct cmd_entry cmd_list_commands_entry = {
1.32 nicm 48: .name = "list-commands",
49: .alias = "lscm",
50:
1.35 nicm 51: .args = { "F:", 0, 0 },
52: .usage = "[-F format]",
1.32 nicm 53:
1.39 nicm 54: .flags = CMD_STARTSERVER|CMD_AFTERHOOK,
1.32 nicm 55: .exec = cmd_list_keys_exec
1.24 nicm 56: };
57:
1.35 nicm 58: static enum cmd_retval
1.40 ! nicm 59: cmd_list_keys_exec(struct cmd *self, struct cmdq_item *item)
1.1 nicm 60: {
1.13 nicm 61: struct args *args = self->args;
1.26 nicm 62: struct key_table *table;
1.1 nicm 63: struct key_binding *bd;
1.26 nicm 64: const char *key, *tablename, *r;
1.29 nicm 65: char *cp, tmp[BUFSIZ];
1.26 nicm 66: int repeat, width, tablewidth, keywidth;
1.3 nicm 67:
1.24 nicm 68: if (self->entry == &cmd_list_commands_entry)
1.40 ! nicm 69: return (cmd_list_keys_commands(self, item));
1.24 nicm 70:
1.13 nicm 71: if (args_has(args, 't'))
1.40 ! nicm 72: return (cmd_list_keys_table(self, item));
1.6 nicm 73:
1.26 nicm 74: tablename = args_get(args, 'T');
75: if (tablename != NULL && key_bindings_get_table(tablename, 0) == NULL) {
1.40 ! nicm 76: cmdq_error(item, "table %s doesn't exist", tablename);
1.26 nicm 77: return (CMD_RETURN_ERROR);
78: }
1.15 nicm 79:
1.26 nicm 80: repeat = 0;
81: tablewidth = keywidth = 0;
82: RB_FOREACH(table, key_tables, &key_tables) {
83: if (tablename != NULL && strcmp(table->name, tablename) != 0)
1.3 nicm 84: continue;
1.26 nicm 85: RB_FOREACH(bd, key_bindings, &table->key_bindings) {
86: key = key_string_lookup_key(bd->key);
1.3 nicm 87:
1.14 nicm 88: if (bd->can_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;
97: }
1.3 nicm 98: }
99:
1.26 nicm 100: RB_FOREACH(table, key_tables, &key_tables) {
101: if (tablename != NULL && strcmp(table->name, tablename) != 0)
1.1 nicm 102: continue;
1.26 nicm 103: RB_FOREACH(bd, key_bindings, &table->key_bindings) {
104: key = key_string_lookup_key(bd->key);
105:
106: if (!repeat)
107: r = "";
108: else if (bd->can_repeat)
109: r = "-r ";
1.14 nicm 110: else
1.26 nicm 111: r = " ";
1.29 nicm 112: xsnprintf(tmp, sizeof tmp, "%s-T ", r);
113:
114: cp = utf8_padcstr(table->name, tablewidth);
115: strlcat(tmp, cp, sizeof tmp);
116: strlcat(tmp, " ", sizeof tmp);
117: free(cp);
118:
119: cp = utf8_padcstr(key, keywidth);
120: strlcat(tmp, cp, sizeof tmp);
121: strlcat(tmp, " ", sizeof tmp);
122: free(cp);
123:
1.31 nicm 124: cp = cmd_list_print(bd->cmdlist);
125: strlcat(tmp, cp, sizeof tmp);
126: free(cp);
1.1 nicm 127:
1.40 ! nicm 128: cmdq_print(item, "bind-key %s", tmp);
1.26 nicm 129: }
1.6 nicm 130: }
131:
1.18 nicm 132: return (CMD_RETURN_NORMAL);
1.6 nicm 133: }
134:
1.35 nicm 135: static enum cmd_retval
1.40 ! nicm 136: cmd_list_keys_table(struct cmd *self, struct cmdq_item *item)
1.6 nicm 137: {
1.13 nicm 138: struct args *args = self->args;
1.38 nicm 139: const char *tablename, *cmdstr;
1.6 nicm 140: const struct mode_key_table *mtab;
141: struct mode_key_binding *mbind;
1.38 nicm 142: int width, keywidth;
1.6 nicm 143:
1.13 nicm 144: tablename = args_get(args, 't');
145: if ((mtab = mode_key_findtable(tablename)) == NULL) {
1.40 ! nicm 146: cmdq_error(item, "unknown key table: %s", tablename);
1.18 nicm 147: return (CMD_RETURN_ERROR);
1.6 nicm 148: }
149:
1.37 nicm 150: keywidth = 0;
1.17 nicm 151: RB_FOREACH(mbind, mode_key_tree, mtab->tree) {
1.38 nicm 152: width = strlen(key_string_lookup_key(mbind->key));
1.36 nicm 153: if (width > keywidth)
154: keywidth = width;
1.6 nicm 155: }
156:
1.17 nicm 157: RB_FOREACH(mbind, mode_key_tree, mtab->tree) {
1.6 nicm 158: cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd);
1.14 nicm 159: if (cmdstr != NULL) {
1.40 ! nicm 160: cmdq_print(item, "bind-key -t %s %*s %s",
1.38 nicm 161: mtab->name, (int)keywidth,
162: key_string_lookup_key(mbind->key), cmdstr);
1.14 nicm 163: }
1.24 nicm 164: }
165:
166: return (CMD_RETURN_NORMAL);
167: }
168:
1.35 nicm 169: static enum cmd_retval
1.40 ! nicm 170: cmd_list_keys_commands(struct cmd *self, struct cmdq_item *item)
1.24 nicm 171: {
1.35 nicm 172: struct args *args = self->args;
1.24 nicm 173: const struct cmd_entry **entryp;
1.25 nicm 174: const struct cmd_entry *entry;
1.35 nicm 175: struct format_tree *ft;
1.40 ! nicm 176: const char *template, *s;
1.35 nicm 177: char *line;
178:
179: if ((template = args_get(args, 'F')) == NULL) {
180: template = "#{command_list_name}"
181: "#{?command_list_alias, (#{command_list_alias}),} "
182: "#{command_list_usage}";
183: }
184:
1.40 ! nicm 185: ft = format_create(item, 0);
1.35 nicm 186: format_defaults(ft, NULL, NULL, NULL, NULL);
1.24 nicm 187:
188: for (entryp = cmd_table; *entryp != NULL; entryp++) {
189: entry = *entryp;
1.35 nicm 190:
191: format_add(ft, "command_list_name", "%s", entry->name);
1.40 ! nicm 192: if (entry->alias != NULL)
! 193: s = entry->alias;
! 194: else
! 195: s = "";
! 196: format_add(ft, "command_list_alias", "%s", s);
! 197: if (entry->usage != NULL)
! 198: s = entry->usage;
! 199: else
! 200: s = "";
! 201: format_add(ft, "command_list_usage", "%s", s);
1.35 nicm 202:
203: line = format_expand(ft, template);
204: if (*line != '\0')
1.40 ! nicm 205: cmdq_print(item, "%s", line);
1.35 nicm 206: free(line);
1.1 nicm 207: }
208:
1.35 nicm 209: format_free(ft);
1.18 nicm 210: return (CMD_RETURN_NORMAL);
1.1 nicm 211: }
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