From bc8b7bf97b0905f8b08c3db136c8828230744dff Mon Sep 17 00:00:00 2001
From: Vincent Bernat <vincent@bernat.ch>
Date: Mon, 15 Aug 2022 10:56:47 +0200
Subject: [PATCH] i3-companion: on resume, force DPMS off

---
 bin/i3-companion | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/bin/i3-companion b/bin/i3-companion
index 028e130..97424ff 100755
--- a/bin/i3-companion
+++ b/bin/i3-companion
@@ -25,6 +25,7 @@ import i3ipc
 import ravel
 import xcffib
 import xcffib.randr
+import xcffib.dpms
 import xcffib.xproto
 from i3ipc.aio import Connection
 from systemd import daemon, journal
@@ -993,6 +994,21 @@ async def network_manager_status(i3, event, *args):
     return " ".join(status)
 
 
+@on(
+    DBusSignal(
+        interface="org.freedesktop.login1.Manager",
+        member="PrepareForSleep",
+        signature="b",
+    ),
+)
+async def on_sleep_resume(i3, event, path, sleeping):
+    if not sleeping:
+        logger.info("resume from sleep")
+        dpms = i3.x11(xcffib.dpms.key)
+        dpms.Forcelevel(0)
+        i3.x11.flush()
+
+
 # Main function