1 /* Id */ 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 enum cmd_retval cmd_list_keys_table(struct cmd *, struct cmd_q *); 31 32 const struct cmd_entry cmd_list_keys_entry = { 33 "list-keys", "lsk", 34 "t:", 0, 0, 35 "[-t key-table]", 36 0, 37 NULL, 38 cmd_list_keys_exec 39 }; 40 41 enum cmd_retval 42 cmd_list_keys_exec(struct cmd *self, struct cmd_q *cmdq) 43 { 44 struct args *args = self->args; 45 struct key_binding *bd; 46 const char *key; 47 char tmp[BUFSIZ], flags[8]; 48 size_t used; 49 int width, keywidth; 50 51 if (args_has(args, 't')) 52 return (cmd_list_keys_table(self, cmdq)); 53 54 width = 0; 55 56 RB_FOREACH(bd, key_bindings, &key_bindings) { 57 key = key_string_lookup_key(bd->key & ~KEYC_PREFIX); 58 if (key == NULL) 59 continue; 60 61 keywidth = strlen(key); 62 if (!(bd->key & KEYC_PREFIX)) { 63 if (bd->can_repeat) 64 keywidth += 4; 65 else 66 keywidth += 3; 67 } else if (bd->can_repeat) 68 keywidth += 3; 69 if (keywidth > width) 70 width = keywidth; 71 } 72 73 RB_FOREACH(bd, key_bindings, &key_bindings) { 74 key = key_string_lookup_key(bd->key & ~KEYC_PREFIX); 75 if (key == NULL) 76 continue; 77 78 *flags = '\0'; 79 if (!(bd->key & KEYC_PREFIX)) { 80 if (bd->can_repeat) 81 xsnprintf(flags, sizeof flags, "-rn "); 82 else 83 xsnprintf(flags, sizeof flags, "-n "); 84 } else if (bd->can_repeat) 85 xsnprintf(flags, sizeof flags, "-r "); 86 87 used = xsnprintf(tmp, sizeof tmp, "%s%*s ", 88 flags, (int) (width - strlen(flags)), key); 89 if (used >= sizeof tmp) 90 continue; 91 92 cmd_list_print(bd->cmdlist, tmp + used, (sizeof tmp) - used); 93 cmdq_print(cmdq, "bind-key %s", tmp); 94 } 95 96 return (CMD_RETURN_NORMAL); 97 } 98 99 enum cmd_retval 100 cmd_list_keys_table(struct cmd *self, struct cmd_q *cmdq) 101 { 102 struct args *args = self->args; 103 const char *tablename; 104 const struct mode_key_table *mtab; 105 struct mode_key_binding *mbind; 106 const char *key, *cmdstr, *mode; 107 int width, keywidth, any_mode; 108 109 tablename = args_get(args, 't'); 110 if ((mtab = mode_key_findtable(tablename)) == NULL) { 111 cmdq_error(cmdq, "unknown key table: %s", tablename); 112 return (CMD_RETURN_ERROR); 113 } 114 115 width = 0; 116 any_mode = 0; 117 RB_FOREACH(mbind, mode_key_tree, mtab->tree) { 118 key = key_string_lookup_key(mbind->key); 119 if (key == NULL) 120 continue; 121 122 if (mbind->mode != 0) 123 any_mode = 1; 124 125 keywidth = strlen(key); 126 if (keywidth > width) 127 width = keywidth; 128 } 129 130 RB_FOREACH(mbind, mode_key_tree, mtab->tree) { 131 key = key_string_lookup_key(mbind->key); 132 if (key == NULL) 133 continue; 134 135 mode = ""; 136 if (mbind->mode != 0) 137 mode = "c"; 138 cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd); 139 if (cmdstr != NULL) { 140 cmdq_print(cmdq, "bind-key -%st %s%s %*s %s%s%s%s", 141 mode, any_mode && *mode == '\0' ? " " : "", 142 mtab->name, (int) width, key, cmdstr, 143 mbind->arg != NULL ? " \"" : "", 144 mbind->arg != NULL ? mbind->arg : "", 145 mbind->arg != NULL ? "\"": ""); 146 } 147 } 148 149 return (CMD_RETURN_NORMAL); 150 } 151