Qt6のテキストカーソル移動のイベントは?
QTextEdit / QPlainTextEdit connect(textEdit, &QTextEdit::cursorPositionChanged, this, [](){ qDebug() << "カーソルが移動しました"; }); QLineEdit connect(lineEdit, &QLineEdit::cursorPositionChanged, this, [](int oldPos, int newPos){ qDebug() << oldPos << "->" << newPos; });