From df7b3e73b1978a1204a005b3f089b1dc9d7865a5 Mon Sep 17 00:00:00 2001
From: Thilo Graf <dbt@novatux.de>
Date: Mon, 5 Dec 2022 13:56:47 +0100
Subject: [PATCH] plugins: use optional flag to handle background behavior of
 lua plugins

Old behavior is untouched, but Lua plugins which are using neutrino-lua APi
can manage background behavior of their windows by themselves.
This flag allows more flexibility.
---
 src/gui/plugins.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/gui/plugins.cpp b/src/gui/plugins.cpp
index 08e77b16b..22b141b1f 100644
--- a/src/gui/plugins.cpp
+++ b/src/gui/plugins.cpp
@@ -393,8 +393,14 @@ int CPlugins::startLuaPlugin(int number)
 #if 0
 	frameBuffer->ClearFB();
 #endif
-	videoDecoder->Pig(-1, -1, -1, -1);
-	frameBuffer->paintBackground();
+	std::string keep_bg_flag = "/tmp/.keep_background";
+	if (!file_exists(keep_bg_flag))
+	{
+		videoDecoder->Pig(-1, -1, -1, -1);
+		frameBuffer->paintBackground();
+	}
+	else
+		remove(keep_bg_flag.c_str());
 
 	return plugin_list[number].menu_return;
 }