key-bindings.c - tmux - Rivoreo Source Code Repositories

 /* $OpenBSD$ */

 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies.
  *
  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */

 #include <sys/types.h>

 #include <ctype.h>
 #include <stdlib.h>
 #include <string.h>

 #include "tmux.h"

 RB_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
 RB_GENERATE(key_tables, key_table, entry, key_table_cmp);
 struct key_tables key_tables = RB_INITIALIZER(&key_tables);

 int
 key_table_cmp(struct key_table *e1, struct key_table *e2)
 {
 	return (strcmp(e1->name, e2->name));
 }

 int
 key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
 {
 	return (bd1->key - bd2->key);
 }

 struct key_table *
 key_bindings_get_table(const char *name, int create)
 {
 	struct key_table	table_find, *table;

 	table_find.name = name;
 	table = RB_FIND(key_tables, &key_tables, &table_find);
 	if (table != NULL || !create)
 		return (table);

 	table = xmalloc(sizeof *table);
 	table->name = xstrdup(name);
 	RB_INIT(&table->key_bindings);

 	table->references = 1; /* one reference in key_tables */
 	RB_INSERT(key_tables, &key_tables, table);

 	return (table);
 }

 void
 key_bindings_unref_table(struct key_table *table)
 {
 	struct key_binding	*bd;

 	if (--table->references != 0)
 		return;

 	while (!RB_EMPTY(&table->key_bindings)) {
 		bd = RB_ROOT(&table->key_bindings);
 		RB_REMOVE(key_bindings, &table->key_bindings, bd);
 		cmd_list_free(bd->cmdlist);
 		free(bd);
 	}

 	free((void *)table->name);
 	free(table);
 }

 void
 key_bindings_add(const char *name, int key, int can_repeat,
     struct cmd_list *cmdlist)
 {
 	struct key_table	*table;
 	struct key_binding	 bd_find, *bd;

 	table = key_bindings_get_table(name, 1);

 	bd_find.key = key;
 	bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
 	if (bd != NULL) {
 		RB_REMOVE(key_bindings, &table->key_bindings, bd);
 		cmd_list_free(bd->cmdlist);
 		free(bd);
 	}

 	bd = xmalloc(sizeof *bd);
 	bd->key = key;
 	RB_INSERT(key_bindings, &table->key_bindings, bd);

 	bd->can_repeat = can_repeat;
 	bd->cmdlist = cmdlist;
 }

 void
 key_bindings_remove(const char *name, int key)
 {
 	struct key_table	*table;
 	struct key_binding	 bd_find, *bd;

 	table = key_bindings_get_table(name, 0);
 	if (table == NULL)
 		return;

 	bd_find.key = key;
 	bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
 	if (bd == NULL)
 		return;

 	RB_REMOVE(key_bindings, &table->key_bindings, bd);
 	cmd_list_free(bd->cmdlist);
 	free(bd);

 	if (RB_EMPTY(&table->key_bindings)) {
 		RB_REMOVE(key_tables, &key_tables, table);
 		key_bindings_unref_table(table);
 	}
 }

 void
 key_bindings_remove_table(const char *name)
 {
 	struct key_table	*table;

 	table = key_bindings_get_table(name, 0);
 	if (table != NULL) {
 		RB_REMOVE(key_tables, &key_tables, table);
 		key_bindings_unref_table(table);
 	}
 }

 void
 key_bindings_init(void)
 {
 	static const char *defaults[] = {
 		"bind C-b send-prefix",
 		"bind C-o rotate-window",
 		"bind C-z suspend-client",
 		"bind Space next-layout",
 		"bind ! break-pane",
 		"bind '\"' split-window",
 		"bind '#' list-buffers",
 		"bind '$' command-prompt -I'#S' \"rename-session '%%'\"",
 		"bind % split-window -h",
 		"bind & confirm-before -p\"kill-window #W? (y/n)\" kill-window",
 		"bind \"'\" command-prompt -pindex \"select-window -t ':%%'\"",
 		"bind ( switch-client -p",
 		"bind ) switch-client -n",
 		"bind , command-prompt -I'#W' \"rename-window '%%'\"",
 		"bind - delete-buffer",
 		"bind . command-prompt \"move-window -t '%%'\"",
 		"bind 0 select-window -t:0",
 		"bind 1 select-window -t:1",
 		"bind 2 select-window -t:2",
 		"bind 3 select-window -t:3",
 		"bind 4 select-window -t:4",
 		"bind 5 select-window -t:5",
 		"bind 6 select-window -t:6",
 		"bind 7 select-window -t:7",
 		"bind 8 select-window -t:8",
 		"bind 9 select-window -t:9",
 		"bind : command-prompt",
 		"bind \\; last-pane",
 		"bind = choose-buffer",
 		"bind ? list-keys",
 		"bind D choose-client",
 		"bind L switch-client -l",
 		"bind [ copy-mode",
 		"bind ] paste-buffer",
 		"bind c new-window",
 		"bind d detach-client",
 		"bind f command-prompt \"find-window '%%'\"",
 		"bind i display-message",
 		"bind l last-window",
 		"bind n next-window",
 		"bind o select-pane -t:.+",
 		"bind p previous-window",
 		"bind q display-panes",
 		"bind r refresh-client",
 		"bind s choose-tree",
 		"bind t clock-mode",
 		"bind w choose-window",
 		"bind x confirm-before -p\"kill-pane #P? (y/n)\" kill-pane",
 		"bind z resize-pane -Z",
 		"bind { swap-pane -U",
 		"bind } swap-pane -D",
 		"bind '~' show-messages",
 		"bind PPage copy-mode -u",
 		"bind -r Up select-pane -U",
 		"bind -r Down select-pane -D",
 		"bind -r Left select-pane -L",
 		"bind -r Right select-pane -R",
 		"bind M-1 select-layout even-horizontal",
 		"bind M-2 select-layout even-vertical",
 		"bind M-3 select-layout main-horizontal",
 		"bind M-4 select-layout main-vertical",
 		"bind M-5 select-layout tiled",
 		"bind M-n next-window -a",
 		"bind M-o rotate-window -D",
 		"bind M-p previous-window -a",
 		"bind -r M-Up resize-pane -U 5",
 		"bind -r M-Down resize-pane -D 5",
 		"bind -r M-Left resize-pane -L 5",
 		"bind -r M-Right resize-pane -R 5",
 		"bind -r C-Up resize-pane -U",
 		"bind -r C-Down resize-pane -D",
 		"bind -r C-Left resize-pane -L",
 		"bind -r C-Right resize-pane -R",
 		"bind -n MouseDown1Pane select-pane -t=\\; send-keys -M",
 		"bind -n MouseDrag1Border resize-pane -M",
 		"bind -n MouseDown1Status select-window -t=",
 		"bind -n MouseDrag1Pane if -Ft= '#{mouse_any_flag}' 'if -Ft= \"#{pane_in_mode}\" \"copy-mode -M\" \"send-keys -M\"' 'copy-mode -M'",
 	};
 	u_int		 i;
 	struct cmd_list	*cmdlist;
 	char		*cause;
 	int		 error;
 	struct cmd_q	*cmdq;

 	cmdq = cmdq_new(NULL);
 	for (i = 0; i < nitems(defaults); i++) {
 		error = cmd_string_parse(defaults[i], &cmdlist,
 		    "<default-keys>", i, &cause);
 		if (error != 0)
 			fatalx("bad default key");
 		cmdq_run(cmdq, cmdlist, NULL);
 		cmd_list_free (cmdlist);
 	}
 	cmdq_free(cmdq);
 }

 void
 key_bindings_dispatch(struct key_binding *bd, struct client *c,
     struct mouse_event *m)
 {
 	struct cmd	*cmd;
 	int		 readonly;

 	readonly = 1;
 	TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
 		if (!(cmd->entry->flags & CMD_READONLY))
 			readonly = 0;
 	}
 	if (!readonly && (c->flags & CLIENT_READONLY)) {
 		cmdq_error(c->cmdq, "client is read-only");
 		return;
 	}

 	cmdq_run(c->cmdq, bd->cmdlist, m);
 }
	/* $OpenBSD$ */

	/*
	* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
	*
	* Permission to use, copy, modify, and distribute this software for any
	* purpose with or without fee is hereby granted, provided that the above
	* copyright notice and this permission notice appear in all copies.
	*
	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
	* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
	* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
	* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	*/

	#include <sys/types.h>

	#include <ctype.h>
	#include <stdlib.h>
	#include <string.h>

	#include "tmux.h"

	RB_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
	RB_GENERATE(key_tables, key_table, entry, key_table_cmp);
	struct key_tables key_tables = RB_INITIALIZER(&key_tables);

	int
	key_table_cmp(struct key_table e1, struct key_table e2)
	{
	return (strcmp(e1->name, e2->name));
	}

	int
	key_bindings_cmp(struct key_binding bd1, struct key_binding bd2)
	{
	return (bd1->key - bd2->key);
	}

	struct key_table *
	key_bindings_get_table(const char *name, int create)
	{
	struct key_table table_find, *table;

	table_find.name = name;
	table = RB_FIND(key_tables, &key_tables, &table_find);
	if (table != NULL \|\| !create)
	return (table);

	table = xmalloc(sizeof *table);
	table->name = xstrdup(name);
	RB_INIT(&table->key_bindings);

	table->references = 1; /* one reference in key_tables */
	RB_INSERT(key_tables, &key_tables, table);

	return (table);
	}

	void
	key_bindings_unref_table(struct key_table *table)
	{
	struct key_binding *bd;

	if (--table->references != 0)
	return;

	while (!RB_EMPTY(&table->key_bindings)) {
	bd = RB_ROOT(&table->key_bindings);
	RB_REMOVE(key_bindings, &table->key_bindings, bd);
	cmd_list_free(bd->cmdlist);
	free(bd);
	}

	free((void *)table->name);
	free(table);
	}

	void
	key_bindings_add(const char *name, int key, int can_repeat,
	struct cmd_list *cmdlist)
	{
	struct key_table *table;
	struct key_binding bd_find, *bd;

	table = key_bindings_get_table(name, 1);

	bd_find.key = key;
	bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
	if (bd != NULL) {
	RB_REMOVE(key_bindings, &table->key_bindings, bd);
	cmd_list_free(bd->cmdlist);
	free(bd);
	}

	bd = xmalloc(sizeof *bd);
	bd->key = key;
	RB_INSERT(key_bindings, &table->key_bindings, bd);

	bd->can_repeat = can_repeat;
	bd->cmdlist = cmdlist;
	}

	void
	key_bindings_remove(const char *name, int key)
	{
	struct key_table *table;
	struct key_binding bd_find, *bd;

	table = key_bindings_get_table(name, 0);
	if (table == NULL)
	return;

	bd_find.key = key;
	bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
	if (bd == NULL)
	return;

	RB_REMOVE(key_bindings, &table->key_bindings, bd);
	cmd_list_free(bd->cmdlist);
	free(bd);

	if (RB_EMPTY(&table->key_bindings)) {
	RB_REMOVE(key_tables, &key_tables, table);
	key_bindings_unref_table(table);
	}
	}

	void
	key_bindings_remove_table(const char *name)
	{
	struct key_table *table;

	table = key_bindings_get_table(name, 0);
	if (table != NULL) {
	RB_REMOVE(key_tables, &key_tables, table);
	key_bindings_unref_table(table);
	}
	}

	void
	key_bindings_init(void)
	{
	static const char *defaults[] = {
	"bind C-b send-prefix",
	"bind C-o rotate-window",
	"bind C-z suspend-client",
	"bind Space next-layout",
	"bind ! break-pane",
	"bind '\"' split-window",
	"bind '#' list-buffers",
	"bind '$' command-prompt -I'#S' \"rename-session '%%'\"",
	"bind % split-window -h",
	"bind & confirm-before -p\"kill-window #W? (y/n)\" kill-window",
	"bind \"'\" command-prompt -pindex \"select-window -t ':%%'\"",
	"bind ( switch-client -p",
	"bind ) switch-client -n",
	"bind , command-prompt -I'#W' \"rename-window '%%'\"",
	"bind - delete-buffer",
	"bind . command-prompt \"move-window -t '%%'\"",
	"bind 0 select-window -t:0",
	"bind 1 select-window -t:1",
	"bind 2 select-window -t:2",
	"bind 3 select-window -t:3",
	"bind 4 select-window -t:4",
	"bind 5 select-window -t:5",
	"bind 6 select-window -t:6",
	"bind 7 select-window -t:7",
	"bind 8 select-window -t:8",
	"bind 9 select-window -t:9",
	"bind : command-prompt",
	"bind \\; last-pane",
	"bind = choose-buffer",
	"bind ? list-keys",
	"bind D choose-client",
	"bind L switch-client -l",
	"bind [ copy-mode",
	"bind ] paste-buffer",
	"bind c new-window",
	"bind d detach-client",
	"bind f command-prompt \"find-window '%%'\"",
	"bind i display-message",
	"bind l last-window",
	"bind n next-window",
	"bind o select-pane -t:.+",
	"bind p previous-window",
	"bind q display-panes",
	"bind r refresh-client",
	"bind s choose-tree",
	"bind t clock-mode",
	"bind w choose-window",
	"bind x confirm-before -p\"kill-pane #P? (y/n)\" kill-pane",
	"bind z resize-pane -Z",
	"bind { swap-pane -U",
	"bind } swap-pane -D",
	"bind '~' show-messages",
	"bind PPage copy-mode -u",
	"bind -r Up select-pane -U",
	"bind -r Down select-pane -D",
	"bind -r Left select-pane -L",
	"bind -r Right select-pane -R",
	"bind M-1 select-layout even-horizontal",
	"bind M-2 select-layout even-vertical",
	"bind M-3 select-layout main-horizontal",
	"bind M-4 select-layout main-vertical",
	"bind M-5 select-layout tiled",
	"bind M-n next-window -a",
	"bind M-o rotate-window -D",
	"bind M-p previous-window -a",
	"bind -r M-Up resize-pane -U 5",
	"bind -r M-Down resize-pane -D 5",
	"bind -r M-Left resize-pane -L 5",
	"bind -r M-Right resize-pane -R 5",
	"bind -r C-Up resize-pane -U",
	"bind -r C-Down resize-pane -D",
	"bind -r C-Left resize-pane -L",
	"bind -r C-Right resize-pane -R",
	"bind -n MouseDown1Pane select-pane -t=\\; send-keys -M",
	"bind -n MouseDrag1Border resize-pane -M",
	"bind -n MouseDown1Status select-window -t=",
	"bind -n MouseDrag1Pane if -Ft= '#{mouse_any_flag}' 'if -Ft= \"#{pane_in_mode}\" \"copy-mode -M\" \"send-keys -M\"' 'copy-mode -M'",
	};
	u_int i;
	struct cmd_list *cmdlist;
	char *cause;
	int error;
	struct cmd_q *cmdq;

	cmdq = cmdq_new(NULL);
	for (i = 0; i < nitems(defaults); i++) {
	error = cmd_string_parse(defaults[i], &cmdlist,
	"<default-keys>", i, &cause);
	if (error != 0)
	fatalx("bad default key");
	cmdq_run(cmdq, cmdlist, NULL);
	cmd_list_free (cmdlist);
	}
	cmdq_free(cmdq);
	}

	void
	key_bindings_dispatch(struct key_binding bd, struct client c,
	struct mouse_event *m)
	{
	struct cmd *cmd;
	int readonly;

	readonly = 1;
	TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
	if (!(cmd->entry->flags & CMD_READONLY))
	readonly = 0;
	}
	if (!readonly && (c->flags & CLIENT_READONLY)) {
	cmdq_error(c->cmdq, "client is read-only");
	return;
	}

	cmdq_run(c->cmdq, bd->cmdlist, m);
	}