From a1d60803f23a34d8eef40d1b3d1d0757e30f87d1 Mon Sep 17 00:00:00 2001
From: Uwe Rathmann <Uwe.Rathmann@tigertal.de>
Date: Mon, 11 Apr 2022 12:05:00 +0200
Subject: [PATCH] avoid crash with vnc plugin

---
 src/inputpanel/QskInputContext.cpp | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/inputpanel/QskInputContext.cpp b/src/inputpanel/QskInputContext.cpp
index 236c191f..ba99590b 100644
--- a/src/inputpanel/QskInputContext.cpp
+++ b/src/inputpanel/QskInputContext.cpp
@@ -183,13 +183,12 @@ static QPointer< QskInputContext > qskInputContext;
 
 static void qskSendToPlatformContext( QEvent::Type type )
 {
-    const auto platformInputContext =
-        QGuiApplicationPrivate::platformIntegration()->inputContext();
+    const auto integration = QGuiApplicationPrivate::platformIntegration();
 
-    if ( platformInputContext )
+    if ( const auto inputContext = integration->inputContext() )
     {
         QEvent event( type );
-        QCoreApplication::sendEvent( platformInputContext, &event );
+        QCoreApplication::sendEvent( inputContext, &event );
     }
 }
 
@@ -208,9 +207,12 @@ void QskInputContext::setInstance( QskInputContext* inputContext )
         qskInputContext = inputContext;
 
         if ( oldContext && oldContext->parent() == nullptr )
+        {
             delete oldContext;
 
-        qskSendToPlatformContext( QEvent::PlatformPanel );
+            // still needed with > Qt 5.15 ?
+            qskSendToPlatformContext( QEvent::PlatformPanel );
+        }
     }
 }