Stop QTextEdit from stealing scroll focus

include/ui/noscrolltextedit.h

@@ -0,0 +1,25 @@
+#ifndef NOSCROLLTEXTEDIT_H
+#define NOSCROLLTEXTEDIT_H
+
+#include <QTextEdit>
+#include <QWheelEvent>
+
+class NoScrollTextEdit : public QTextEdit
+{
+    Q_OBJECT
+public:
+    explicit NoScrollTextEdit(const QString &text, QWidget *parent = nullptr) : QTextEdit(text, parent) {
+        setFocusPolicy(Qt::StrongFocus);
+    };
+    explicit NoScrollTextEdit(QWidget *parent = nullptr) : NoScrollTextEdit(QString(), parent) {};
+
+    virtual void wheelEvent(QWheelEvent *event) override {
+        if (hasFocus()) {
+            QTextEdit::wheelEvent(event);
+        } else {
+            event->ignore();
+        }
+    };
+};
+
+#endif // NOSCROLLTEXTEDIT_H