From d96ab3401960ab4a7c9434dfda1ebdc5204873e0 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Mon, 15 Jun 2015 10:58:01 +0000
Subject: Add window_activity format, from Thomas Adam based on a diff
 originally from propos6 at gmail dot com.

---
 format.c | 5 +++++
 input.c  | 4 ++++
 tmux.1   | 2 ++
 tmux.h   | 1 +
 window.c | 3 +++
 5 files changed, 15 insertions(+)

diff --git a/format.c b/format.c
index 49cf7506..67bce925 100644
--- a/format.c
+++ b/format.c
@@ -749,6 +749,7 @@ void
 format_defaults_window(struct format_tree *ft, struct window *w)
 {
 	char	*layout;
+	time_t	 t;
 
 	ft->w = w;
 
@@ -757,6 +758,10 @@ format_defaults_window(struct format_tree *ft, struct window *w)
 	else
 		layout = layout_dump(w->layout_root);
 
+	t = w->activity_time.tv_sec;
+	format_add(ft, "window_activity", "%lld", (long long) t);
+	format_add(ft, "window_activity_string", "%s", format_time_string(t));
+
 	format_add(ft, "window_id", "@%u", w->id);
 	format_add(ft, "window_name", "%s", w->name);
 	format_add(ft, "window_width", "%u", w->sx);
diff --git a/input.c b/input.c
index 7a371c62..d1ff17fe 100644
--- a/input.c
+++ b/input.c
@@ -20,6 +20,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 
 #include "tmux.h"
 
@@ -849,6 +850,9 @@ input_parse(struct window_pane *wp)
 	wp->window->flags |= WINDOW_ACTIVITY;
 	wp->window->flags &= ~WINDOW_SILENCE;
 
+	if (gettimeofday(&wp->window->activity_time, NULL) != 0)
+		fatal("gettimeofday failed");
+
 	/*
 	 * Open the screen. Use NULL wp if there is a mode set as don't want to
 	 * update the tty.
diff --git a/tmux.1 b/tmux.1
index 70b43a7a..400378fc 100644
--- a/tmux.1
+++ b/tmux.1
@@ -3414,6 +3414,8 @@ The following variables are available, where appropriate:
 .It Li "session_name" Ta "#S" Ta "Name of session"
 .It Li "session_width" Ta "" Ta "Width of session"
 .It Li "session_windows" Ta "" Ta "Number of windows in session"
+.It Li "window_activity" Ta "" Ta "Integer time of window last activity"
+.It Li "window_activity_string" Ta "" Ta "String time of window last activity"
 .It Li "window_active" Ta "" Ta "1 if window active"
 .It Li "window_activity_flag" Ta "" Ta "1 if window has activity alert"
 .It Li "window_bell_flag" Ta "" Ta "1 if window has bell"
diff --git a/tmux.h b/tmux.h
index dfd6bf49..da91d4db 100644
--- a/tmux.h
+++ b/tmux.h
@@ -892,6 +892,7 @@ struct window {
 	char		*name;
 	struct event	 name_timer;
 	struct timeval	 silence_timer;
+	struct timeval	 activity_time;
 
 	struct window_pane *active;
 	struct window_pane *last;
diff --git a/window.c b/window.c
index a1d6792b..4639944e 100644
--- a/window.c
+++ b/window.c
@@ -295,6 +295,9 @@ window_create1(u_int sx, u_int sy)
 	w->sx = sx;
 	w->sy = sy;
 
+	if (gettimeofday(&w->activity_time, NULL) != 0)
+		fatal("gettimeofday failed");
+
 	options_init(&w->options, &global_w_options);
 	if (options_get_number(&w->options, "automatic-rename"))
 		queue_window_name(w);
-- 
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