From e7c9a20ec0c25d0ef3dc3512577fa5fe2e92a5aa Mon Sep 17 00:00:00 2001
From: Mark Liversedge <liversedge@gmail.com>
Date: Tue, 10 Jun 2014 20:06:14 +0100
Subject: [PATCH] Fix Map redisplay QT4.8 and Windows

.. webbridge gets stuck and we delete and recreate
   it to reset for a new map display.

   Seems to be a bug in webkit ...
---
 src/BingMap.cpp          | 5 +++++
 src/GoogleMapControl.cpp | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/src/BingMap.cpp b/src/BingMap.cpp
index 42bfca18e..2d085428f 100644
--- a/src/BingMap.cpp
+++ b/src/BingMap.cpp
@@ -96,6 +96,11 @@ void BingMap::loadRide()
 
 void BingMap::updateFrame()
 {
+    // deleting the web bridge seems to be the only way to
+    // reset state between it and the webpage.
+    delete webBridge;
+    webBridge = new BWebBridge(context, this);
+
     view->page()->mainFrame()->addToJavaScriptWindowObject("webBridge", webBridge);
 }
 
diff --git a/src/GoogleMapControl.cpp b/src/GoogleMapControl.cpp
index f64d03cd6..7ab728f66 100644
--- a/src/GoogleMapControl.cpp
+++ b/src/GoogleMapControl.cpp
@@ -109,6 +109,11 @@ void GoogleMapControl::loadRide()
 
 void GoogleMapControl::updateFrame()
 {
+    // deleting the web bridge seems to be the only way to
+    // reset state between it and the webpage.
+    delete webBridge;
+    webBridge = new WebBridge(context, this);
+
     view->page()->mainFrame()->addToJavaScriptWindowObject("webBridge", webBridge);
 }