Allow a command to be specified to display-panes, similar to

command-prompt, rather than always just selecting the pane.

1 files changed, 55 insertions, 6 deletions

diff --git a/usr.bin/tmux/cmd-display-panes.c b/usr.bin/tmux/cmd-display-panes.c
index fcd758f6ef1..731540578d1 100644
--- a/usr.bin/tmux/cmd-display-panes.c
+++ b/usr.bin/tmux/cmd-display-panes.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: cmd-display-panes.c,v 1.12 2016/01/19 15:59:12 nicm Exp $ */
+/* $OpenBSD: cmd-display-panes.c,v 1.13 2016/06/16 10:55:47 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -18,19 +18,25 @@
 
 #include <sys/types.h>
 
+#include <ctype.h>
+#include <stdlib.h>
+
 #include "tmux.h"
 
 /*
  * Display panes on a client.
  */
 
-enum cmd_retval	 cmd_display_panes_exec(struct cmd *, struct cmd_q *);
+static enum cmd_retval	 cmd_display_panes_exec(struct cmd *, struct cmd_q *);
+
+static void		 cmd_display_panes_callback(struct client *,
+			     struct window_pane *);
 
 const struct cmd_entry cmd_display_panes_entry = {
 	.name = "display-panes",
 	.alias = "displayp",
 
-	.args = { "t:", 0, 0 },
+	.args = { "t:", 0, 1 },
 	.usage = CMD_TARGET_CLIENT_USAGE,
 
 	.tflag = CMD_CLIENT,
@@ -39,10 +45,53 @@ const struct cmd_entry cmd_display_panes_entry = {
 	.exec = cmd_display_panes_exec
 };
 
-enum cmd_retval
-cmd_display_panes_exec(__unused struct cmd *self, struct cmd_q *cmdq)
+static enum cmd_retval
+cmd_display_panes_exec(struct cmd *self, struct cmd_q *cmdq)
 {
-	server_set_identify(cmdq->state.c);
+	struct args	*args = self->args;
+	struct client	*c = cmdq->state.c;
+
+	if (c->identify_callback != NULL)
+		return (CMD_RETURN_NORMAL);
+
+	c->identify_callback = cmd_display_panes_callback;
+	if (args->argc != 0)
+		c->identify_callback_data = xstrdup(args->argv[0]);
+	else
+		c->identify_callback_data = xstrdup("select-pane -t '%%'");
+
+	server_set_identify(c);
 
 	return (CMD_RETURN_NORMAL);
 }
+
+static void
+cmd_display_panes_callback(struct client *c, struct window_pane *wp)
+{
+	struct cmd_list	*cmdlist;
+	char		*template, *cmd, *expanded, *cause;
+
+	template = c->identify_callback_data;
+	if (wp != NULL) {
+		xasprintf(&expanded, "%%%u", wp->id);
+		cmd = cmd_template_replace(template, expanded, 1);
+
+		if (cmd_string_parse(cmd, &cmdlist, NULL, 0, &cause) != 0) {
+			if (cause != NULL) {
+				*cause = toupper((u_char) *cause);
+				status_message_set(c, "%s", cause);
+				free(cause);
+			}
+		} else {
+			cmdq_run(c->cmdq, cmdlist, NULL);
+			cmd_list_free(cmdlist);
+		}
+
+		free(cmd);
+		free(expanded);
+	}
+
+	free(c->identify_callback_data);
+	c->identify_callback_data = NULL;
+	c->identify_callback = NULL;
+}