File qtwebengine-3-synchronize-url.patch of Package kchmviewer

From 6b9e95ba8abfc5601e43b7a4d63ff0faa846fe13 Mon Sep 17 00:00:00 2001
From: "i.Dark_Templar" <darktemplar@dark-templar-archives.net>
Date: Fri, 11 Jun 2021 21:02:23 +0300
Subject: [PATCH 3/3] qtwebengine: synchronize url with navigation panel

---
 src/viewwindow_webengine.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/viewwindow_webengine.cpp b/src/viewwindow_webengine.cpp
index df3859f..1bcdf6f 100644
--- a/src/viewwindow_webengine.cpp
+++ b/src/viewwindow_webengine.cpp
@@ -30,6 +30,7 @@
 #include "config.h"
 #include "viewwindow_webengine.h"
 #include "mainwindow.h"
+#include "navigationpanel.h"
 #include "viewwindowmgr.h"
 #include "ebook_chm.h"
 #include "ebook_epub.h"
@@ -86,10 +87,15 @@ ViewWindow::ViewWindow( QWidget * parent )
     pal.setColor( QPalette::Inactive, QPalette::Highlight, pal.color(QPalette::Active, QPalette::Highlight) );
     pal.setColor( QPalette::Inactive, QPalette::HighlightedText, pal.color(QPalette::Active, QPalette::HighlightedText) );
     setPalette( pal );
+
+    connect(this, &QWebEngineView::urlChanged, [this] (const QUrl &url) {
+        ::mainWindow->navigator()->findUrlInContents(url);
+    });
 }
 
 ViewWindow::~ViewWindow()
 {
+    disconnect(this, &QWebEngineView::urlChanged, nullptr, nullptr);
 }
 
 void ViewWindow::invalidate( )