280 lines
8 KiB
C
280 lines
8 KiB
C
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/* $Id: key-bindings.c,v 1.1.1.2 2011/08/17 18:40:04 jmmv Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tmux.h"
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SPLAY_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
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struct key_bindings key_bindings;
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struct key_bindings dead_key_bindings;
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int
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key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
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{
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int key1, key2;
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key1 = bd1->key & ~KEYC_PREFIX;
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key2 = bd2->key & ~KEYC_PREFIX;
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if (key1 != key2)
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return (key1 - key2);
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if (bd1->key & KEYC_PREFIX && !(bd2->key & KEYC_PREFIX))
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return (-1);
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if (bd2->key & KEYC_PREFIX && !(bd1->key & KEYC_PREFIX))
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return (1);
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return (0);
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}
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struct key_binding *
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key_bindings_lookup(int key)
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{
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struct key_binding bd;
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bd.key = key;
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return (SPLAY_FIND(key_bindings, &key_bindings, &bd));
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}
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void
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key_bindings_add(int key, int can_repeat, struct cmd_list *cmdlist)
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{
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struct key_binding *bd;
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key_bindings_remove(key);
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bd = xmalloc(sizeof *bd);
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bd->key = key;
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SPLAY_INSERT(key_bindings, &key_bindings, bd);
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bd->can_repeat = can_repeat;
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bd->cmdlist = cmdlist;
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}
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void
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key_bindings_remove(int key)
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{
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struct key_binding *bd;
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if ((bd = key_bindings_lookup(key)) == NULL)
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return;
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SPLAY_REMOVE(key_bindings, &key_bindings, bd);
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SPLAY_INSERT(key_bindings, &dead_key_bindings, bd);
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}
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void
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key_bindings_clean(void)
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{
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struct key_binding *bd;
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while (!SPLAY_EMPTY(&dead_key_bindings)) {
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bd = SPLAY_ROOT(&dead_key_bindings);
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SPLAY_REMOVE(key_bindings, &dead_key_bindings, bd);
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cmd_list_free(bd->cmdlist);
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xfree(bd);
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}
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}
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void
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key_bindings_init(void)
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{
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static const struct {
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int key;
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int can_repeat;
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const struct cmd_entry *entry;
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} table[] = {
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{ ' ', 0, &cmd_next_layout_entry },
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{ '!', 0, &cmd_break_pane_entry },
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{ '"', 0, &cmd_split_window_entry },
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{ '#', 0, &cmd_list_buffers_entry },
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{ '$', 0, &cmd_command_prompt_entry },
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{ '%', 0, &cmd_split_window_entry },
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{ '&', 0, &cmd_confirm_before_entry },
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{ '(', 0, &cmd_switch_client_entry },
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{ ')', 0, &cmd_switch_client_entry },
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{ ',', 0, &cmd_command_prompt_entry },
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{ '-', 0, &cmd_delete_buffer_entry },
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{ '.', 0, &cmd_command_prompt_entry },
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{ '0', 0, &cmd_select_window_entry },
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{ '1', 0, &cmd_select_window_entry },
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{ '2', 0, &cmd_select_window_entry },
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{ '3', 0, &cmd_select_window_entry },
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{ '4', 0, &cmd_select_window_entry },
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{ '5', 0, &cmd_select_window_entry },
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{ '6', 0, &cmd_select_window_entry },
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{ '7', 0, &cmd_select_window_entry },
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{ '8', 0, &cmd_select_window_entry },
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{ '9', 0, &cmd_select_window_entry },
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{ ':', 0, &cmd_command_prompt_entry },
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{ ';', 0, &cmd_last_pane_entry },
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{ '=', 0, &cmd_choose_buffer_entry },
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{ '?', 0, &cmd_list_keys_entry },
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{ 'D', 0, &cmd_choose_client_entry },
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{ 'L', 0, &cmd_switch_client_entry },
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{ '[', 0, &cmd_copy_mode_entry },
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{ '\'', 0, &cmd_command_prompt_entry },
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{ '\002', /* C-b */ 0, &cmd_send_prefix_entry },
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{ '\017', /* C-o */ 0, &cmd_rotate_window_entry },
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{ '\032', /* C-z */ 0, &cmd_suspend_client_entry },
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{ ']', 0, &cmd_paste_buffer_entry },
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{ 'c', 0, &cmd_new_window_entry },
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{ 'd', 0, &cmd_detach_client_entry },
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{ 'f', 0, &cmd_command_prompt_entry },
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{ 'i', 0, &cmd_display_message_entry },
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{ 'l', 0, &cmd_last_window_entry },
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{ 'n', 0, &cmd_next_window_entry },
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{ 'o', 0, &cmd_select_pane_entry },
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{ 'p', 0, &cmd_previous_window_entry },
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{ 'q', 0, &cmd_display_panes_entry },
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{ 'r', 0, &cmd_refresh_client_entry },
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{ 's', 0, &cmd_choose_session_entry },
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{ 't', 0, &cmd_clock_mode_entry },
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{ 'w', 0, &cmd_choose_window_entry },
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{ 'x', 0, &cmd_confirm_before_entry },
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{ '{', 0, &cmd_swap_pane_entry },
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{ '}', 0, &cmd_swap_pane_entry },
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{ '~', 0, &cmd_show_messages_entry },
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{ '1' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
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{ '2' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
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{ '3' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
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{ '4' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
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{ '5' | KEYC_ESCAPE, 0, &cmd_select_layout_entry },
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{ KEYC_PPAGE, 0, &cmd_copy_mode_entry },
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{ 'n' | KEYC_ESCAPE, 0, &cmd_next_window_entry },
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{ 'o' | KEYC_ESCAPE, 0, &cmd_rotate_window_entry },
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{ 'p' | KEYC_ESCAPE, 0, &cmd_previous_window_entry },
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{ KEYC_UP, 1, &cmd_select_pane_entry },
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{ KEYC_DOWN, 1, &cmd_select_pane_entry },
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{ KEYC_LEFT, 1, &cmd_select_pane_entry },
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{ KEYC_RIGHT, 1, &cmd_select_pane_entry },
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{ KEYC_UP | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
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{ KEYC_DOWN | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
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{ KEYC_LEFT | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
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{ KEYC_RIGHT | KEYC_ESCAPE, 1, &cmd_resize_pane_entry },
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{ KEYC_UP | KEYC_CTRL, 1, &cmd_resize_pane_entry },
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{ KEYC_DOWN | KEYC_CTRL, 1, &cmd_resize_pane_entry },
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{ KEYC_LEFT | KEYC_CTRL, 1, &cmd_resize_pane_entry },
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{ KEYC_RIGHT | KEYC_CTRL, 1, &cmd_resize_pane_entry },
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};
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u_int i;
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struct cmd *cmd;
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struct cmd_list *cmdlist;
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SPLAY_INIT(&key_bindings);
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for (i = 0; i < nitems(table); i++) {
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cmdlist = xmalloc(sizeof *cmdlist);
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TAILQ_INIT(&cmdlist->list);
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cmdlist->references = 1;
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cmd = xmalloc(sizeof *cmd);
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cmd->entry = table[i].entry;
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if (cmd->entry->key_binding != NULL)
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cmd->entry->key_binding(cmd, table[i].key);
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else
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cmd->args = args_create(0);
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TAILQ_INSERT_HEAD(&cmdlist->list, cmd, qentry);
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key_bindings_add(
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table[i].key | KEYC_PREFIX, table[i].can_repeat, cmdlist);
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}
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}
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void printflike2
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key_bindings_error(struct cmd_ctx *ctx, const char *fmt, ...)
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{
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va_list ap;
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char *msg;
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va_start(ap, fmt);
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xvasprintf(&msg, fmt, ap);
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va_end(ap);
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*msg = toupper((u_char) *msg);
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status_message_set(ctx->curclient, "%s", msg);
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xfree(msg);
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}
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void printflike2
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key_bindings_print(struct cmd_ctx *ctx, const char *fmt, ...)
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{
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struct winlink *wl = ctx->curclient->session->curw;
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va_list ap;
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if (wl->window->active->mode != &window_copy_mode) {
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window_pane_reset_mode(wl->window->active);
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window_pane_set_mode(wl->window->active, &window_copy_mode);
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window_copy_init_for_output(wl->window->active);
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}
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va_start(ap, fmt);
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window_copy_vadd(wl->window->active, fmt, ap);
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va_end(ap);
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}
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void printflike2
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key_bindings_info(struct cmd_ctx *ctx, const char *fmt, ...)
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{
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va_list ap;
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char *msg;
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if (options_get_number(&global_options, "quiet"))
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return;
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va_start(ap, fmt);
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xvasprintf(&msg, fmt, ap);
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va_end(ap);
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*msg = toupper((u_char) *msg);
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status_message_set(ctx->curclient, "%s", msg);
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xfree(msg);
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}
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void
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key_bindings_dispatch(struct key_binding *bd, struct client *c)
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{
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struct cmd_ctx ctx;
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struct cmd *cmd;
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int readonly;
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ctx.msgdata = NULL;
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ctx.curclient = c;
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ctx.error = key_bindings_error;
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ctx.print = key_bindings_print;
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ctx.info = key_bindings_info;
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ctx.cmdclient = NULL;
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readonly = 1;
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TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
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if (!(cmd->entry->flags & CMD_READONLY))
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readonly = 0;
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}
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if (!readonly && c->flags & CLIENT_READONLY) {
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key_bindings_info(&ctx, "Client is read-only");
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return;
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}
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cmd_list_exec(bd->cmdlist, &ctx);
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}
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