Window list with C-b W.

CHANGES

@@ -1,3 +1,7 @@
+22 September 2007
+
+* Window list command (C-b W). Started by Maximilian Gass, finished by me.
+
 20 September 2007
 
 * Specify meta via environment variable (META).
@@ -27,5 +31,5 @@
   (including mutt, emacs). No status bar yet and no key remapping or other
   customisation.
 
-$Id: CHANGES,v 1.9 2007-09-20 18:48:04 nicm Exp $
+$Id: CHANGES,v 1.10 2007-09-22 11:50:33 nicm Exp $
 

NOTES

@@ -7,11 +7,13 @@ Command prefix is C-b. This can be changed by building with, for example:
 	META=\\001 make
 
 Commands: d detach
-          c create new terminal
-          n next terminal
-          p previous terminal
+          c create new window
+          n next window
+          p previous window
+	  l last (next to last selected) window
 	  r refresh screen
  	  t set window name
+	  w list current windows
 	0-9 select window
 
 There is one default server process per user which puts its socket in

command.c

@@ -1,4 +1,4 @@
-/* $Id: command.c,v 1.6 2007-09-20 18:51:34 nicm Exp $ */
+/* $Id: command.c,v 1.7 2007-09-22 11:50:33 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -56,7 +56,9 @@ struct cmd cmd_table[] = {
 	{ 'T', cmd_fn_msg, MSG_RENAME },
 	{ 't', cmd_fn_msg, MSG_RENAME },
 	{ 'L', cmd_fn_msg, MSG_LAST },
-	{ 'l', cmd_fn_msg, MSG_LAST }
+	{ 'l', cmd_fn_msg, MSG_LAST },
+	{ 'W', cmd_fn_msg, MSG_WINDOWLIST },
+	{ 'w', cmd_fn_msg, MSG_WINDOWLIST }
 };
 
 /* Dispatch to a command. */

server.c

@@ -1,4 +1,4 @@
-/* $Id: server.c,v 1.10 2007-09-21 19:24:37 nicm Exp $ */
+/* $Id: server.c,v 1.11 2007-09-22 11:50:33 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -76,6 +76,7 @@ void		 process_sessions_msg(struct client *, struct hdr *);
 void		 process_windows_msg(struct client *, struct hdr *);
 void		 process_rename_msg(struct client *, struct hdr *);
 void		 process_last_msg(struct client *, struct hdr *);
+void		 process_windowlist_msg(struct client *, struct hdr *);
 void		 rename_callback(struct client *, const char *);
 
 /* Fork and start server process. */
@@ -383,11 +384,11 @@ write_message(struct client *c, const char *fmt, ...)
 	input_store16(c->out, 7);
 	va_start(ap, fmt);
 	xvasprintf(&msg, fmt, ap);
-	buffer_write(c->out, msg, strlen(msg));
-	xfree(msg);
 	va_end(ap);
+	buffer_write(c->out, msg, strlen(msg));
 	for (i = strlen(msg); i < c->sx; i++)
 		input_store8(c->out, ' ');
+	xfree(msg);
 
 	size = BUFFER_USED(c->out) - size;
 	hdr.type = MSG_OUTPUT;
@@ -778,6 +779,9 @@ process_client(struct client *c)
 	case MSG_LAST:
 		process_last_msg(c, &hdr);
 		break;
+	case MSG_WINDOWLIST:
+		process_windowlist_msg(c, &hdr);
+		break;
 	default:
 		fatalx("unexpected message");
 	}
@@ -1086,6 +1090,39 @@ process_last_msg(struct client *c, struct hdr *hdr)
 		write_message(c, "No last window"); 
 }
 
+/* Window list message from client */
+void
+process_windowlist_msg(struct client *c, struct hdr *hdr)
+{
+	struct window	*w;
+	char 		*buf;
+	size_t		 len, off;
+	u_int 		 i;
+
+	if (c->session == NULL)
+		return;
+	if (hdr->size != 0)
+		fatalx("bad MSG_WINDOWLIST size");
+
+	len = c->sx + 1;
+	buf = xmalloc(len);
+	off = 0;
+
+	*buf = '\0';
+	for (i = 0; i < ARRAY_LENGTH(&c->session->windows); i++) {
+		w = ARRAY_ITEM(&c->session->windows, i);
+		if (w == NULL)
+			continue;
+		off += xsnprintf(buf + off, len - off, "%u:%s%s ", i, w->name, 
+		    w == c->session->window ? "*" : "");
+		if (off >= len)
+			break;
+	}
+
+	write_message(c, "%s", buf);
+	xfree(buf);
+}
+
 /* Callback for rename. */
 void
 rename_callback(struct client *c, const char *string)

tmux.h

@@ -1,4 +1,4 @@
-/* $Id: tmux.h,v 1.9 2007-09-20 18:03:23 nicm Exp $ */
+/* $Id: tmux.h,v 1.10 2007-09-22 11:50:33 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -282,7 +282,8 @@ enum hdrtype {
 	MSG_WINDOWS,
 	MSG_PAUSE,
 	MSG_RENAME,
-	MSG_LAST
+	MSG_LAST,
+	MSG_WINDOWLIST
 };
 
 /* Message header structure. */