From f6ce6cafed2869e720b5854f9806a7a7d1555d13 Mon Sep 17 00:00:00 2001
From: "trop[bot]" <37223003+trop[bot]@users.noreply.github.com>
Date: Mon, 29 Jun 2020 09:05:35 -0700
Subject: [PATCH] feat: support suspend/resume on macOS (#24294)

Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>
---
 .../api/electron_api_power_monitor_mac.mm     | 31 +++++++++++++++++--
 1 file changed, 29 insertions(+), 2 deletions(-)

diff --git a/shell/browser/api/electron_api_power_monitor_mac.mm b/shell/browser/api/electron_api_power_monitor_mac.mm
index 7bad49285642b..f3830792d43bd 100644
--- a/shell/browser/api/electron_api_power_monitor_mac.mm
+++ b/shell/browser/api/electron_api_power_monitor_mac.mm
@@ -32,6 +32,21 @@ - (id)init {
                    selector:@selector(onScreenUnlocked:)
                        name:@"com.apple.screenIsUnlocked"
                      object:nil];
+
+    // A notification that the workspace posts before the machine goes to sleep.
+    [[[NSWorkspace sharedWorkspace] notificationCenter]
+        addObserver:self
+           selector:@selector(isSuspending:)
+               name:NSWorkspaceWillSleepNotification
+             object:nil];
+
+    // A notification that the workspace posts when the machine wakes from
+    // sleep.
+    [[[NSWorkspace sharedWorkspace] notificationCenter]
+        addObserver:self
+           selector:@selector(isResuming:)
+               name:NSWorkspaceDidWakeNotification
+             object:nil];
   }
   return self;
 }
@@ -45,14 +60,26 @@ - (void)addEmitter:(electron::api::PowerMonitor*)monitor_ {
   self->emitters.push_back(monitor_);
 }
 
+- (void)isSuspending:(NSNotification*)notify {
+  for (auto* emitter : self->emitters) {
+    emitter->Emit("suspend");
+  }
+}
+
+- (void)isResuming:(NSNotification*)notify {
+  for (auto* emitter : self->emitters) {
+    emitter->Emit("resume");
+  }
+}
+
 - (void)onScreenLocked:(NSNotification*)notification {
-  for (auto*& emitter : self->emitters) {
+  for (auto* emitter : self->emitters) {
     emitter->Emit("lock-screen");
   }
 }
 
 - (void)onScreenUnlocked:(NSNotification*)notification {
-  for (auto*& emitter : self->emitters) {
+  for (auto* emitter : self->emitters) {
     emitter->Emit("unlock-screen");
   }
 }