From 16d77aebddb83612985cebedc67596ff6ffa584c Mon Sep 17 00:00:00 2001
From: Karsten Hassel <hassel@gmx.de>
Date: Wed, 11 Jan 2023 21:31:23 +0100
Subject: [PATCH] fixes electron flashing white screen on startup (#1919)

---
 CHANGELOG.md   |  1 +
 js/electron.js | 11 +++++++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 80f9d868c5..c76a021824 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,6 +30,7 @@ _This release is scheduled to be released on 2023-04-01._
 
 - Fix wrong day labels in envcanada forecast (#2987)
 - Fix for missing default class name prefix for customEvents in calendar
+- Fixed electron flashing white screen on startup (#1919)
 - Fix weathergov provider hourly forecast (#3008)
 - Fix message display with HTML code into alert module (#2828)
 - Fix typo into french translation
diff --git a/js/electron.js b/js/electron.js
index ac58657c30..9e4d3f5e24 100644
--- a/js/electron.js
+++ b/js/electron.js
@@ -46,8 +46,10 @@ function createWindow() {
 	if (config.kioskmode) {
 		electronOptionsDefaults.kiosk = true;
 	} else {
-		electronOptionsDefaults.fullscreen = true;
-		electronOptionsDefaults.autoHideMenuBar = true;
+		electronOptionsDefaults.show = false;
+		electronOptionsDefaults.frame = false;
+		electronOptionsDefaults.transparent = true;
+		electronOptionsDefaults.hasShadow = false;
 	}
 
 	const electronOptions = Object.assign({}, electronOptionsDefaults, config.electronOptions);
@@ -117,6 +119,11 @@ function createWindow() {
 
 		callback({ responseHeaders: curHeaders });
 	});
+
+	mainWindow.once("ready-to-show", () => {
+		mainWindow.setFullScreen(true);
+		mainWindow.show();
+	});
 }
 
 // This method will be called when Electron has finished