From 2230e71093a110d959c245b639faf67a60dca135 Mon Sep 17 00:00:00 2001
From: Mads Marquart <mads@marquart.dk>
Date: Thu, 6 Feb 2025 10:56:10 +0100
Subject: [PATCH] ios: fix timers

Fixes #4074.
Fixes #3816.
---
 src/changelog/unreleased.md                | 1 +
 src/platform_impl/apple/uikit/app_state.rs | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/changelog/unreleased.md b/src/changelog/unreleased.md
index 91860cc432..ea78270b8a 100644
--- a/src/changelog/unreleased.md
+++ b/src/changelog/unreleased.md
@@ -228,3 +228,4 @@ changelog entry.
 - On Windows, fixed the event loop not waking on accessibility requests.
 - On X11, fixed cursor grab mode state tracking on error.
 - On X11, fixed crash with uim
+- On iOS, maybe fixed high CPU usage even when using `ControlFlow::Wait`.
diff --git a/src/platform_impl/apple/uikit/app_state.rs b/src/platform_impl/apple/uikit/app_state.rs
index 372a678c3e..afaca969e8 100644
--- a/src/platform_impl/apple/uikit/app_state.rs
+++ b/src/platform_impl/apple/uikit/app_state.rs
@@ -239,6 +239,7 @@ impl AppState {
             (ControlFlow::Wait, ControlFlow::Wait) => {
                 let start = Instant::now();
                 self.set_state(AppStateImpl::Waiting { start });
+                self.waker.stop()
             },
             (ControlFlow::WaitUntil(old_instant), ControlFlow::WaitUntil(new_instant))
                 if old_instant == new_instant =>