From 2b3a4c2f47ccdfb5aa1e3ad0ccd04021951b2a94 Mon Sep 17 00:00:00 2001
From: Liang Qi <liang.qi@qt.io>
Date: Mon, 30 May 2022 17:31:27 +0200
Subject: [PATCH] WIP: debug for QTBUG-103868

---
 .../mainwindows/application/mainwindow.cpp    | 19 ++++++++++++++++++-
 .../mainwindows/application/mainwindow.h      | 14 ++++++++++++--
 2 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/examples/widgets/mainwindows/application/mainwindow.cpp b/examples/widgets/mainwindows/application/mainwindow.cpp
index d49060e9b6..fb99cb1c77 100644
--- a/examples/widgets/mainwindows/application/mainwindow.cpp
+++ b/examples/widgets/mainwindows/application/mainwindow.cpp
@@ -7,9 +7,26 @@
 #include "mainwindow.h"
 //! [0]
 
+PlainTextEdit::PlainTextEdit(QWidget *parent)
+    : QPlainTextEdit(parent)
+{
+}
+
+void PlainTextEdit::keyPressEvent(QKeyEvent *event)
+{
+    qDebug() << "PlainTextEdit::keyPressEvent:" << event;
+    QPlainTextEdit::keyPressEvent(event);
+}
+
+void PlainTextEdit::keyReleaseEvent(QKeyEvent *event)
+{
+    qDebug() << "PlainTextEdit::keyReleaseEvent:" << event;
+    QPlainTextEdit::keyReleaseEvent(event);
+}
+
 //! [1]
 MainWindow::MainWindow()
-    : textEdit(new QPlainTextEdit)
+    : textEdit(new PlainTextEdit)
 //! [1] //! [2]
 {
     setCentralWidget(textEdit);
diff --git a/examples/widgets/mainwindows/application/mainwindow.h b/examples/widgets/mainwindows/application/mainwindow.h
index caeaf70400..3aebaba91c 100644
--- a/examples/widgets/mainwindows/application/mainwindow.h
+++ b/examples/widgets/mainwindows/application/mainwindow.h
@@ -5,15 +5,25 @@
 #define MAINWINDOW_H
 
 #include <QMainWindow>
+#include <QPlainTextEdit>
 
 QT_BEGIN_NAMESPACE
 class QAction;
 class QMenu;
-class QPlainTextEdit;
 class QSessionManager;
 QT_END_NAMESPACE
 
 //! [0]
+class PlainTextEdit : public QPlainTextEdit
+{
+public:
+    PlainTextEdit(QWidget *parent = nullptr);
+
+protected:
+    void keyPressEvent(QKeyEvent *event) override;
+    void keyReleaseEvent(QKeyEvent *event) override;
+};
+
 class MainWindow : public QMainWindow
 {
     Q_OBJECT
@@ -47,7 +57,7 @@ private:
     void setCurrentFile(const QString &fileName);
     QString strippedName(const QString &fullFileName);
 
-    QPlainTextEdit *textEdit;
+    PlainTextEdit *textEdit;
     QString curFile;
 };
 //! [0]
-- 
2.34.1