Synching winlinks idx instead of window ids

cmd-link-window.c

@@ -41,6 +41,10 @@ const struct cmd_entry cmd_link_window_entry = {
 enum cmd_retval
 cmd_link_window_exec(struct cmd *self, struct cmd_q *cmdq)
 {
+#ifdef TMATE
+	cmdq_error(cmdq, "link window is not supported with tmate");
+	return (CMD_RETURN_ERROR);
+#else
 	struct args	*args = self->args;
 	struct session	*src, *dst;
 	struct winlink	*wl;
@@ -62,4 +66,5 @@ cmd_link_window_exec(struct cmd *self, struct cmd_q *cmdq)
 	recalculate_sizes();
 
 	return (CMD_RETURN_NORMAL);
+#endif
 }

cmd-move-window.c

@@ -41,6 +41,10 @@ const struct cmd_entry cmd_move_window_entry = {
 enum cmd_retval
 cmd_move_window_exec(struct cmd *self, struct cmd_q *cmdq)
 {
+#ifdef TMATE
+	cmdq_error(cmdq, "move window is not supported with tmate");
+	return (CMD_RETURN_ERROR);
+#else
 	struct args	*args = self->args;
 	struct session	*src, *dst, *s;
 	struct winlink	*wl;
@@ -73,4 +77,5 @@ cmd_move_window_exec(struct cmd *self, struct cmd_q *cmdq)
 	recalculate_sizes();
 
 	return (CMD_RETURN_NORMAL);
+#endif
 }

cmd-swap-pane.c

@@ -85,6 +85,13 @@ cmd_swap_pane_exec(struct cmd *self, struct cmd_q *cmdq)
 	}
 	server_unzoom_window(src_w);
 
+#ifdef TMATE
+	if (src_w != dst_w) {
+		cmdq_error(cmdq, "swap pane on different window is not supported with tmate");
+		return (CMD_RETURN_ERROR);
+	}
+#endif
+
 	if (src_wp == dst_wp)
 		return (CMD_RETURN_NORMAL);
 

cmd-swap-window.c

@@ -41,6 +41,10 @@ const struct cmd_entry cmd_swap_window_entry = {
 enum cmd_retval
 cmd_swap_window_exec(struct cmd *self, struct cmd_q *cmdq)
 {
+#ifdef TMATE
+	cmdq_error(cmdq, "swap window is not supported with tmate");
+	return (CMD_RETURN_ERROR);
+#else
 	struct args		*args = self->args;
 	const char		*target_src, *target_dst;
 	struct session		*src, *dst;
@@ -84,4 +88,5 @@ cmd_swap_window_exec(struct cmd *self, struct cmd_q *cmdq)
 	recalculate_sizes();
 
 	return (CMD_RETURN_NORMAL);
+#endif
 }

cmd-unlink-window.c

@@ -39,6 +39,10 @@ const struct cmd_entry cmd_unlink_window_entry = {
 enum cmd_retval
 cmd_unlink_window_exec(struct cmd *self, struct cmd_q *cmdq)
 {
+#ifdef TMATE
+	cmdq_error(cmdq, "unlink window is not supported with tmate");
+	return (CMD_RETURN_ERROR);
+#else
 	struct args		*args = self->args;
 	struct winlink		*wl;
 	struct window		*w;
@@ -67,4 +71,5 @@ cmd_unlink_window_exec(struct cmd *self, struct cmd_q *cmdq)
 	recalculate_sizes();
 
 	return (CMD_RETURN_NORMAL);
+#endif
 }

session.c

@@ -273,10 +273,6 @@ session_new(struct session *s,
 
 	session_group_synchronize_from(s);
 
-#ifdef TMATE
-	tmate_sync_layout();
-#endif
-
 	return (wl);
 }
 
@@ -293,6 +289,10 @@ session_attach(struct session *s, struct window *w, int idx, char **cause)
 	winlink_set_window(wl, w);
 	notify_window_linked(s, w);
 
+#ifdef TMATE
+	tmate_sync_layout();
+#endif
+
 	session_group_synchronize_from(s);
 	return (wl);
 }
@@ -309,6 +309,11 @@ session_detach(struct session *s, struct winlink *wl)
 	notify_window_unlinked(s, wl->window);
 	winlink_stack_remove(&s->lastw, wl);
 	winlink_remove(&s->windows, wl);
+
+#ifdef TMATE
+	tmate_sync_layout();
+#endif
+
 	session_group_synchronize_from(s);
 	if (RB_EMPTY(&s->windows)) {
 		session_destroy(s);

tmate-encoder.c

@@ -44,13 +44,13 @@ void tmate_sync_layout(void)
 	int num_panes = 0;
 	int num_windows = 0;
 	int active_pane_id = -1;
-	int active_window_id = -1;
+	int active_window_idx = -1;
 
 	/*
 	 * We only allow one session, it makes our lives easier.
 	 * Especially when the HTML5 client will come along.
-	 * We make no distinction between a winlink and its window.
+	 * We make no distinction between a winlink and its window except
-	 * TODO send the winlink in the current session stack order.
+	 * that we send the winlink idx to draw the status bar properly.
 	 */
 
 	s = RB_MIN(sessions, &sessions);
@@ -78,8 +78,11 @@ void tmate_sync_layout(void)
 		if (!w)
 			continue;
 
+		if (active_window_idx == -1)
+			active_window_idx = wl->idx;
+
 		pack(array, 4);
-		pack(int, w->id);
+		pack(int, wl->idx);
 		pack(string, w->name);
 
 		num_panes = 0;
@@ -99,17 +102,12 @@ void tmate_sync_layout(void)
 				active_pane_id = wp->id;
 		}
 		pack(int, active_pane_id);
-
-		if (wl == s->curw)
-			active_window_id = w->id;
 	}
 
-	if (active_window_id == -1) {
+	if (s->curw)
-		wl = RB_MIN(winlinks, &s->windows);
+		active_window_idx = s->curw->idx;
-		active_window_id = wl->window->id;
-	}
 
-	pack(int, active_window_id);
+	pack(int, active_window_idx);
 }
 
 void tmate_pty_data(struct window_pane *wp, const char *buf, size_t len)

window.c

@@ -372,6 +372,16 @@ window_remove_ref(struct window *w)
 void
 window_set_name(struct window *w, const char *new_name)
 {
+#ifdef TMATE
+	/*
+	 * We don't want to sync the layout too much.
+	 * We might want to have some sort of timer for when to
+	 * sync the layout.
+	 */
+	if (!strcmp(w->name, new_name))
+		return;
+#endif
+
 	free(w->name);
 	w->name = xstrdup(new_name);
 	notify_window_renamed(w);