jellyfin-media-player/qt-patches/0004-qtwebengine-transparency-window-creation.patch

rom e62ab19d897155bb10f4c7a2a99b901b458361b5 Mon Sep 17 00:00:00 2001
From: Jocelyn Turcotte <jturcotte@woboq.com>
Date: Mon, 20 Jul 2015 12:06:59 +0200
Subject: [PATCH] Fix a crash on new windows

Fixes a regression of 99e98f7bf6aec78fe0d647fb898e65d13ff522e4
by delaying applying the background color if the client hasn't
been set on the WebContentsViewQt yet.

Task-number: QTBUG-41960
Change-Id: I1c138777f616541179976570d8c29f8f4d49ecbf
---
 qtwebengine/src/core/web_contents_view_qt.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/qtwebengine/src/core/web_contents_view_qt.cpp b/src/core/web_contents_view_qt.cpp
index aad44c1..c327534 100644
--- a/qtwebengine/src/core/web_contents_view_qt.cpp
+++ b/qtwebengine/src/core/web_contents_view_qt.cpp
@@ -53,8 +53,10 @@ void WebContentsViewQt::initialize(WebContentsAdapterClient* client)
     m_factoryClient = client;

     // Check if a RWHV was created before the initialization.
-    if (m_webContents->GetRenderWidgetHostView())
-        static_cast<RenderWidgetHostViewQt *>(m_webContents->GetRenderWidgetHostView())->setAdapterClient(client);
+    if (auto rwhv = static_cast<RenderWidgetHostViewQt *>(m_webContents->GetRenderWidgetHostView())) {
+        rwhv->setAdapterClient(client);
+        rwhv->SetBackgroundColor(toSk(client->backgroundColor()));
+    }
 }

 content::RenderWidgetHostViewBase* WebContentsViewQt::CreateViewForWidget(content::RenderWidgetHost* render_widget_host, bool is_guest_view_hack)
@@ -86,7 +88,8 @@ void WebContentsViewQt::RenderViewCreated(content::RenderViewHost* host)
 {
     // The render process is done creating the RenderView and it's ready to be routed
     // messages at this point.
-    host->GetView()->SetBackgroundColor(toSk(m_client->backgroundColor()));
+    if (m_client)
+        host->GetView()->SetBackgroundColor(toSk(m_client->backgroundColor()));
 }

 void WebContentsViewQt::CreateView(const gfx::Size& initial_size, gfx::NativeView context)
--
2.3.3