From b6c3c8024b60d8d8e0f76457ceee941613c1329c Mon Sep 17 00:00:00 2001
From: Vendicated <vendicated@riseup.net>
Date: Tue, 28 May 2024 18:11:55 +0200
Subject: [PATCH] disable background throttling; hopefully fix unloads when in
 background

---
 src/main/index.ts      | 13 +++++++------
 src/main/mainWindow.ts |  4 +++-
 2 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/src/main/index.ts b/src/main/index.ts
index 87ef60c..29010c4 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -42,7 +42,13 @@ function init() {
 
     // disable renderer backgrounding to prevent the app from unloading when in the background
     // https://github.com/electron/electron/issues/2822
+    // https://github.com/GoogleChrome/chrome-launcher/blob/5a27dd574d47a75fec0fb50f7b774ebf8a9791ba/docs/chrome-flags-for-tools.md#task-throttling
     app.commandLine.appendSwitch("disable-renderer-backgrounding");
+    app.commandLine.appendSwitch("disable-background-timer-throttling");
+    app.commandLine.appendSwitch("disable-backgrounding-occluded-windows");
+    if (process.platform === "win32") {
+        disabledFeatures.push("CalculateNativeWinOcclusion");
+    }
 
     // work around chrome 66 disabling autoplay by default
     app.commandLine.appendSwitch("autoplay-policy", "no-user-gesture-required");
@@ -50,12 +56,7 @@ function init() {
     // HardwareMediaKeyHandling,MediaSessionService: Prevent Discord from registering as a media service.
     //
     // WidgetLayering (Vencord Added): Fix DevTools context menus https://github.com/electron/electron/issues/38790
-    disabledFeatures.push(
-        "WinRetrieveSuggestionsOnlyOnDemand",
-        "HardwareMediaKeyHandling",
-        "MediaSessionService",
-        "WidgetLayering"
-    );
+    disabledFeatures.push("WinRetrieveSuggestionsOnlyOnDemand", "HardwareMediaKeyHandling", "MediaSessionService");
 
     app.commandLine.appendSwitch("enable-features", [...new Set(enabledFeatures)].filter(Boolean).join(","));
     app.commandLine.appendSwitch("disable-features", [...new Set(disabledFeatures)].filter(Boolean).join(","));
diff --git a/src/main/mainWindow.ts b/src/main/mainWindow.ts
index a3675d8..12772d9 100644
--- a/src/main/mainWindow.ts
+++ b/src/main/mainWindow.ts
@@ -403,7 +403,9 @@ function createMainWindow() {
             contextIsolation: true,
             devTools: true,
             preload: join(__dirname, "preload.js"),
-            spellcheck: true
+            spellcheck: true,
+            // disable renderer backgrounding to prevent the app from unloading when in the background
+            backgroundThrottling: false
         },
         icon: ICON_PATH,
         frame: !noFrame,