1 files changed, 20 insertions, 1 deletions
diff --git a/examples/vulkan/hellovulkanwidget/main.cpp b/examples/vulkan/hellovulkanwidget/main.cpp
index 320e015e67..5ddaf90224 100644
--- a/examples/vulkan/hellovulkanwidget/main.cpp
+++ b/examples/vulkan/hellovulkanwidget/main.cpp
@@ -49,16 +49,35 @@
 ****************************************************************************/
 
 #include <QApplication>
+#include <QPlainTextEdit>
 #include <QVulkanInstance>
+#include <QLibraryInfo>
 #include <QLoggingCategory>
+#include <QPointer>
 #include "hellovulkanwidget.h"
 
 Q_LOGGING_CATEGORY(lcVk, "qt.vulkan")
 
+static QPointer<QPlainTextEdit> messageLogWidget;
+static QtMessageHandler oldMessageHandler = nullptr;
+
+static void messageHandler(QtMsgType msgType, const QMessageLogContext &logContext, const QString &text)
+{
+    if (!messageLogWidget.isNull())
+        messageLogWidget->appendPlainText(text);
+    if (oldMessageHandler)
+        oldMessageHandler(msgType, logContext, text);
+}
+
 int main(int argc, char *argv[])
 {
     QApplication app(argc, argv);
 
+    messageLogWidget = new QPlainTextEdit(QLatin1String(QLibraryInfo::build()) + QLatin1Char('\n'));
+    messageLogWidget->setReadOnly(true);
+
+    oldMessageHandler = qInstallMessageHandler(messageHandler);
+
     QLoggingCategory::setFilterRules(QStringLiteral("qt.vulkan=true"));
 
     QVulkanInstance inst;
@@ -82,7 +101,7 @@ int main(int argc, char *argv[])
     VulkanWindow *vulkanWindow = new VulkanWindow;
     vulkanWindow->setVulkanInstance(&inst);
 
-    MainWindow mainWindow(vulkanWindow);
+    MainWindow mainWindow(vulkanWindow, messageLogWidget.data());
     QObject::connect(vulkanWindow, &VulkanWindow::vulkanInfoReceived, &mainWindow, &MainWindow::onVulkanInfoReceived);
     QObject::connect(vulkanWindow, &VulkanWindow::frameQueued, &mainWindow, &MainWindow::onFrameQueued);