1 /* $OpenBSD$ */ 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 21 #include <string.h> 22 23 #include "tmux.h" 24 25 /* 26 * List key bindings. 27 */ 28 29 enum cmd_retval cmd_list_keys_exec(struct cmd *, struct cmd_q *); 30 31 enum cmd_retval cmd_list_keys_table(struct cmd *, struct cmd_q *); 32 enum cmd_retval cmd_list_keys_commands(struct cmd *, struct cmd_q *); 33 34 const struct cmd_entry cmd_list_keys_entry = { 35 "list-keys", "lsk", 36 "t:T:", 0, 0, 37 "[-t mode-table] [-T key-table]", 38 0, 39 cmd_list_keys_exec 40 }; 41 42 const struct cmd_entry cmd_list_commands_entry = { 43 "list-commands", "lscm", 44 "", 0, 0, 45 "", 46 0, 47 cmd_list_keys_exec 48 }; 49 50 enum cmd_retval 51 cmd_list_keys_exec(struct cmd *self, struct cmd_q *cmdq) 52 { 53 struct args *args = self->args; 54 struct key_table *table; 55 struct key_binding *bd; 56 const char *key, *tablename, *r; 57 char tmp[BUFSIZ]; 58 size_t used; 59 int repeat, width, tablewidth, keywidth; 60 61 if (self->entry == &cmd_list_commands_entry) 62 return (cmd_list_keys_commands(self, cmdq)); 63 64 if (args_has(args, 't')) 65 return (cmd_list_keys_table(self, cmdq)); 66 67 tablename = args_get(args, 'T'); 68 if (tablename != NULL && key_bindings_get_table(tablename, 0) == NULL) { 69 cmdq_error(cmdq, "table %s doesn't exist", tablename); 70 return (CMD_RETURN_ERROR); 71 } 72 73 repeat = 0; 74 tablewidth = keywidth = 0; 75 RB_FOREACH(table, key_tables, &key_tables) { 76 if (tablename != NULL && strcmp(table->name, tablename) != 0) 77 continue; 78 RB_FOREACH(bd, key_bindings, &table->key_bindings) { 79 key = key_string_lookup_key(bd->key); 80 if (key == NULL) 81 continue; 82 83 if (bd->can_repeat) 84 repeat = 1; 85 86 width = strlen(table->name); 87 if (width > tablewidth) 88 tablewidth =width; 89 width = strlen(key); 90 if (width > keywidth) 91 keywidth = width; 92 } 93 } 94 95 RB_FOREACH(table, key_tables, &key_tables) { 96 if (tablename != NULL && strcmp(table->name, tablename) != 0) 97 continue; 98 RB_FOREACH(bd, key_bindings, &table->key_bindings) { 99 key = key_string_lookup_key(bd->key); 100 if (key == NULL) 101 continue; 102 103 if (!repeat) 104 r = ""; 105 else if (bd->can_repeat) 106 r = "-r "; 107 else 108 r = " "; 109 used = xsnprintf(tmp, sizeof tmp, "%s-T %-*s %-*s ", r, 110 (int)tablewidth, table->name, (int)keywidth, key); 111 if (used < sizeof tmp) { 112 cmd_list_print(bd->cmdlist, tmp + used, 113 (sizeof tmp) - used); 114 } 115 116 cmdq_print(cmdq, "bind-key %s", tmp); 117 } 118 } 119 120 return (CMD_RETURN_NORMAL); 121 } 122 123 enum cmd_retval 124 cmd_list_keys_table(struct cmd *self, struct cmd_q *cmdq) 125 { 126 struct args *args = self->args; 127 const char *tablename; 128 const struct mode_key_table *mtab; 129 struct mode_key_binding *mbind; 130 const char *key, *cmdstr, *mode; 131 int width, keywidth, any_mode; 132 133 tablename = args_get(args, 't'); 134 if ((mtab = mode_key_findtable(tablename)) == NULL) { 135 cmdq_error(cmdq, "unknown key table: %s", tablename); 136 return (CMD_RETURN_ERROR); 137 } 138 139 width = 0; 140 any_mode = 0; 141 RB_FOREACH(mbind, mode_key_tree, mtab->tree) { 142 key = key_string_lookup_key(mbind->key); 143 if (key == NULL) 144 continue; 145 146 if (mbind->mode != 0) 147 any_mode = 1; 148 149 keywidth = strlen(key); 150 if (keywidth > width) 151 width = keywidth; 152 } 153 154 RB_FOREACH(mbind, mode_key_tree, mtab->tree) { 155 key = key_string_lookup_key(mbind->key); 156 if (key == NULL) 157 continue; 158 159 mode = ""; 160 if (mbind->mode != 0) 161 mode = "c"; 162 cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd); 163 if (cmdstr != NULL) { 164 cmdq_print(cmdq, "bind-key -%st %s%s %*s %s%s%s%s", 165 mode, any_mode && *mode == '\0' ? " " : "", 166 mtab->name, (int) width, key, cmdstr, 167 mbind->arg != NULL ? " \"" : "", 168 mbind->arg != NULL ? mbind->arg : "", 169 mbind->arg != NULL ? "\"": ""); 170 } 171 } 172 173 return (CMD_RETURN_NORMAL); 174 } 175 176 enum cmd_retval 177 cmd_list_keys_commands(unused struct cmd *self, struct cmd_q *cmdq) 178 { 179 const struct cmd_entry **entryp; 180 const struct cmd_entry *entry; 181 182 for (entryp = cmd_table; *entryp != NULL; entryp++) { 183 entry = *entryp; 184 if (entry->alias == NULL) { 185 cmdq_print(cmdq, "%s %s", entry->name, entry->usage); 186 continue; 187 } 188 cmdq_print(cmdq, "%s (%s) %s", entry->name, entry->alias, 189 entry->usage); 190 } 191 192 return (CMD_RETURN_NORMAL); 193 } 194